diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml new file mode 100644 index 000000000000..e5e0e4872101 --- /dev/null +++ b/.gitlab-ci.yml @@ -0,0 +1,3 @@ +include: + - https://gitlab.com/cip-project/cip-testing/linux-cip-pipelines/raw/master/linux-cip-pipeline.yml + - https://gitlab.com/cip-project/cip-testing/linux-cip-pipelines/raw/master/trees/linux-6.12.y-cip.yml diff --git a/Documentation/devicetree/bindings/clock/renesas,5p35023.yaml b/Documentation/devicetree/bindings/clock/renesas,5p35023.yaml index 42b6f80613f3..162d38035188 100644 --- a/Documentation/devicetree/bindings/clock/renesas,5p35023.yaml +++ b/Documentation/devicetree/bindings/clock/renesas,5p35023.yaml @@ -31,6 +31,7 @@ description: | properties: compatible: enum: + - renesas,5l35023 - renesas,5p35023 reg: diff --git a/Documentation/devicetree/bindings/clock/renesas,r9a08g045-vbattb.yaml b/Documentation/devicetree/bindings/clock/renesas,r9a08g045-vbattb.yaml new file mode 100644 index 000000000000..3707e4118949 --- /dev/null +++ b/Documentation/devicetree/bindings/clock/renesas,r9a08g045-vbattb.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/clock/renesas,r9a08g045-vbattb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Battery Backup Function (VBATTB) + +description: + Renesas VBATTB is an always on powered module (backed by battery) which + controls the RTC clock (VBATTCLK), tamper detection logic and a small + general usage memory (128B). + +maintainers: + - Claudiu Beznea + +properties: + compatible: + const: renesas,r9a08g045-vbattb + + reg: + maxItems: 1 + + interrupts: + items: + - description: tamper detector interrupt + + clocks: + items: + - description: VBATTB module clock + - description: RTC input clock (crystal or external clock device) + + clock-names: + items: + - const: bclk + - const: rtx + + '#clock-cells': + const: 1 + + power-domains: + maxItems: 1 + + resets: + items: + - description: VBATTB module reset + + quartz-load-femtofarads: + description: load capacitance of the on board crystal + enum: [ 4000, 7000, 9000, 12500 ] + default: 4000 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + - '#clock-cells' + - power-domains + - resets + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + + clock-controller@1005c000 { + compatible = "renesas,r9a08g045-vbattb"; + reg = <0x1005c000 0x1000>; + interrupts = ; + clocks = <&cpg CPG_MOD R9A08G045_VBAT_BCLK>, <&vbattb_xtal>; + clock-names = "bclk", "rtx"; + assigned-clocks = <&vbattb VBATTB_MUX>; + assigned-clock-parents = <&vbattb VBATTB_XC>; + #clock-cells = <1>; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_VBAT_BRESETN>; + quartz-load-femtofarads = <12500>; + }; diff --git a/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml b/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml index 926c503bed1f..c3fe76abd549 100644 --- a/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml +++ b/Documentation/devicetree/bindings/clock/renesas,rzv2h-cpg.yaml @@ -4,19 +4,22 @@ $id: http://devicetree.org/schemas/clock/renesas,rzv2h-cpg.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Renesas RZ/V2H(P) Clock Pulse Generator (CPG) +title: Renesas RZ/{G3E,V2H(P)} Clock Pulse Generator (CPG) maintainers: - Lad Prabhakar description: - On Renesas RZ/V2H(P) SoCs, the CPG (Clock Pulse Generator) handles generation - and control of clock signals for the IP modules, generation and control of resets, - and control over booting, low power consumption and power supply domains. + On Renesas RZ/{G3E,V2H(P)} SoCs, the CPG (Clock Pulse Generator) handles + generation and control of clock signals for the IP modules, generation and + control of resets, and control over booting, low power consumption and power + supply domains. properties: compatible: - const: renesas,r9a09g057-cpg + enum: + - renesas,r9a09g047-cpg # RZ/G3E + - renesas,r9a09g057-cpg # RZ/V2H reg: maxItems: 1 @@ -37,7 +40,7 @@ properties: description: | - For CPG core clocks, the two clock specifier cells must be "CPG_CORE" and a core clock reference, as defined in - , + , - For module clocks, the two clock specifier cells must be "CPG_MOD" and a module number. The module number is calculated as the CLKON register offset index multiplied by 16, plus the actual bit in the register diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml index 278399adc550..3090e2ab6bd1 100644 --- a/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml +++ b/Documentation/devicetree/bindings/gpu/arm,mali-bifrost.yaml @@ -24,6 +24,8 @@ properties: - realtek,rtd1619-mali - renesas,r9a07g044-mali - renesas,r9a07g054-mali + - renesas,r9a09g047-mali + - renesas,r9a09g057-mali - rockchip,px30-mali - rockchip,rk3568-mali - const: arm,mali-bifrost # Mali Bifrost GPU model/revision is fully discoverable @@ -141,6 +143,8 @@ allOf: enum: - renesas,r9a07g044-mali - renesas,r9a07g054-mali + - renesas,r9a09g047-mali + - renesas,r9a09g057-mali then: properties: interrupts: diff --git a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml index 505a8ec92266..1b7fed232642 100644 --- a/Documentation/devicetree/bindings/i2c/renesas,riic.yaml +++ b/Documentation/devicetree/bindings/i2c/renesas,riic.yaml @@ -26,7 +26,9 @@ properties: - const: renesas,riic-rz # RZ/A or RZ/G2L - items: - - const: renesas,riic-r9a08g045 # RZ/G3S + - enum: + - renesas,riic-r9a08g045 # RZ/G3S + - renesas,riic-r9a09g047 # RZ/G3E - const: renesas,riic-r9a09g057 # RZ/V2H(P) - const: renesas,riic-r9a09g057 # RZ/V2H(P) @@ -89,6 +91,7 @@ if: - renesas,riic-r9a07g043 - renesas,riic-r9a07g044 - renesas,riic-r9a07g054 + - renesas,riic-r9a09g057 then: required: - resets diff --git a/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml b/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml index ba86c7b7d622..40341d541726 100644 --- a/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml +++ b/Documentation/devicetree/bindings/iio/adc/renesas,rzg2l-adc.yaml @@ -17,12 +17,15 @@ description: | properties: compatible: - items: - - enum: - - renesas,r9a07g043-adc # RZ/G2UL and RZ/Five - - renesas,r9a07g044-adc # RZ/G2L - - renesas,r9a07g054-adc # RZ/V2L - - const: renesas,rzg2l-adc + oneOf: + - items: + - enum: + - renesas,r9a07g043-adc # RZ/G2UL and RZ/Five + - renesas,r9a07g044-adc # RZ/G2L + - renesas,r9a07g054-adc # RZ/V2L + - const: renesas,rzg2l-adc + - items: + - const: renesas,r9a08g045-adc # RZ/G3S reg: maxItems: 1 @@ -57,6 +60,9 @@ properties: '#size-cells': const: 0 + "#io-channel-cells": + const: 1 + required: - compatible - reg @@ -68,7 +74,7 @@ required: - reset-names patternProperties: - "^channel@[0-7]$": + "^channel@[0-8]$": $ref: adc.yaml type: object description: | @@ -78,6 +84,8 @@ patternProperties: reg: description: | The channel number. + minimum: 0 + maximum: 8 required: - reg @@ -92,18 +100,25 @@ allOf: const: renesas,r9a07g043-adc then: patternProperties: - "^channel@[2-7]$": false + "^channel@[2-8]$": false "^channel@[0-1]$": properties: reg: - minimum: 0 maximum: 1 - else: + + - if: + properties: + compatible: + contains: + enum: + - renesas,r9a07g044-adc + - renesas,r9a07g054-adc + then: patternProperties: + "^channel@[8]$": false "^channel@[0-7]$": properties: reg: - minimum: 0 maximum: 7 additionalProperties: false diff --git a/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml new file mode 100644 index 000000000000..3f99c8645767 --- /dev/null +++ b/Documentation/devicetree/bindings/interrupt-controller/renesas,rzv2h-icu.yaml @@ -0,0 +1,280 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/interrupt-controller/renesas,rzv2h-icu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/{G3E,V2H(P)} Interrupt Control Unit + +maintainers: + - Fabrizio Castro + - Geert Uytterhoeven + +allOf: + - $ref: /schemas/interrupt-controller.yaml# + +description: + The Interrupt Control Unit (ICU) handles external interrupts (NMI, IRQ, and + TINT), error interrupts, DMAC requests, GPT interrupts, and internal + interrupts. + +properties: + compatible: + enum: + - renesas,r9a09g047-icu # RZ/G3E + - renesas,r9a09g057-icu # RZ/V2H(P) + + '#interrupt-cells': + description: The first cell is the SPI number of the NMI or the + PORT_IRQ[0-15] interrupt, as per user manual. The second cell is used to + specify the flag. + const: 2 + + '#address-cells': + const: 0 + + interrupt-controller: true + + reg: + maxItems: 1 + + interrupts: + minItems: 58 + items: + - description: NMI interrupt + - description: PORT_IRQ0 interrupt + - description: PORT_IRQ1 interrupt + - description: PORT_IRQ2 interrupt + - description: PORT_IRQ3 interrupt + - description: PORT_IRQ4 interrupt + - description: PORT_IRQ5 interrupt + - description: PORT_IRQ6 interrupt + - description: PORT_IRQ7 interrupt + - description: PORT_IRQ8 interrupt + - description: PORT_IRQ9 interrupt + - description: PORT_IRQ10 interrupt + - description: PORT_IRQ11 interrupt + - description: PORT_IRQ12 interrupt + - description: PORT_IRQ13 interrupt + - description: PORT_IRQ14 interrupt + - description: PORT_IRQ15 interrupt + - description: GPIO interrupt, TINT0 + - description: GPIO interrupt, TINT1 + - description: GPIO interrupt, TINT2 + - description: GPIO interrupt, TINT3 + - description: GPIO interrupt, TINT4 + - description: GPIO interrupt, TINT5 + - description: GPIO interrupt, TINT6 + - description: GPIO interrupt, TINT7 + - description: GPIO interrupt, TINT8 + - description: GPIO interrupt, TINT9 + - description: GPIO interrupt, TINT10 + - description: GPIO interrupt, TINT11 + - description: GPIO interrupt, TINT12 + - description: GPIO interrupt, TINT13 + - description: GPIO interrupt, TINT14 + - description: GPIO interrupt, TINT15 + - description: GPIO interrupt, TINT16 + - description: GPIO interrupt, TINT17 + - description: GPIO interrupt, TINT18 + - description: GPIO interrupt, TINT19 + - description: GPIO interrupt, TINT20 + - description: GPIO interrupt, TINT21 + - description: GPIO interrupt, TINT22 + - description: GPIO interrupt, TINT23 + - description: GPIO interrupt, TINT24 + - description: GPIO interrupt, TINT25 + - description: GPIO interrupt, TINT26 + - description: GPIO interrupt, TINT27 + - description: GPIO interrupt, TINT28 + - description: GPIO interrupt, TINT29 + - description: GPIO interrupt, TINT30 + - description: GPIO interrupt, TINT31 + - description: Software interrupt, INTA55_0 + - description: Software interrupt, INTA55_1 + - description: Software interrupt, INTA55_2 + - description: Software interrupt, INTA55_3 + - description: Error interrupt to CA55 + - description: GTCCRA compare match/input capture (U0) + - description: GTCCRB compare match/input capture (U0) + - description: GTCCRA compare match/input capture (U1) + - description: GTCCRB compare match/input capture (U1) + + interrupt-names: + minItems: 58 + items: + - const: nmi + - const: port_irq0 + - const: port_irq1 + - const: port_irq2 + - const: port_irq3 + - const: port_irq4 + - const: port_irq5 + - const: port_irq6 + - const: port_irq7 + - const: port_irq8 + - const: port_irq9 + - const: port_irq10 + - const: port_irq11 + - const: port_irq12 + - const: port_irq13 + - const: port_irq14 + - const: port_irq15 + - const: tint0 + - const: tint1 + - const: tint2 + - const: tint3 + - const: tint4 + - const: tint5 + - const: tint6 + - const: tint7 + - const: tint8 + - const: tint9 + - const: tint10 + - const: tint11 + - const: tint12 + - const: tint13 + - const: tint14 + - const: tint15 + - const: tint16 + - const: tint17 + - const: tint18 + - const: tint19 + - const: tint20 + - const: tint21 + - const: tint22 + - const: tint23 + - const: tint24 + - const: tint25 + - const: tint26 + - const: tint27 + - const: tint28 + - const: tint29 + - const: tint30 + - const: tint31 + - const: int-ca55-0 + - const: int-ca55-1 + - const: int-ca55-2 + - const: int-ca55-3 + - const: icu-error-ca55 + - const: gpt-u0-gtciada + - const: gpt-u0-gtciadb + - const: gpt-u1-gtciada + - const: gpt-u1-gtciadb + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + resets: + maxItems: 1 + +required: + - compatible + - reg + - '#interrupt-cells' + - '#address-cells' + - interrupt-controller + - interrupts + - interrupt-names + - clocks + - power-domains + - resets + +unevaluatedProperties: false + +examples: + - | + #include + #include + + icu: interrupt-controller@10400000 { + compatible = "renesas,r9a09g057-icu"; + reg = <0x10400000 0x10000>; + #interrupt-cells = <2>; + #address-cells = <0>; + interrupt-controller; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "nmi", + "port_irq0", "port_irq1", "port_irq2", + "port_irq3", "port_irq4", "port_irq5", + "port_irq6", "port_irq7", "port_irq8", + "port_irq9", "port_irq10", "port_irq11", + "port_irq12", "port_irq13", "port_irq14", + "port_irq15", + "tint0", "tint1", "tint2", "tint3", + "tint4", "tint5", "tint6", "tint7", + "tint8", "tint9", "tint10", "tint11", + "tint12", "tint13", "tint14", "tint15", + "tint16", "tint17", "tint18", "tint19", + "tint20", "tint21", "tint22", "tint23", + "tint24", "tint25", "tint26", "tint27", + "tint28", "tint29", "tint30", "tint31", + "int-ca55-0", "int-ca55-1", + "int-ca55-2", "int-ca55-3", + "icu-error-ca55", + "gpt-u0-gtciada", "gpt-u0-gtciadb", + "gpt-u1-gtciada", "gpt-u1-gtciadb"; + clocks = <&cpg CPG_MOD 0x5>; + power-domains = <&cpg>; + resets = <&cpg 0x36>; + }; diff --git a/Documentation/devicetree/bindings/media/renesas,rzg2l-cru.yaml b/Documentation/devicetree/bindings/media/renesas,rzg2l-cru.yaml index bc1245127025..47e18690fa57 100644 --- a/Documentation/devicetree/bindings/media/renesas,rzg2l-cru.yaml +++ b/Documentation/devicetree/bindings/media/renesas,rzg2l-cru.yaml @@ -17,24 +17,43 @@ description: properties: compatible: - items: - - enum: - - renesas,r9a07g043-cru # RZ/G2UL - - renesas,r9a07g044-cru # RZ/G2{L,LC} - - renesas,r9a07g054-cru # RZ/V2L - - const: renesas,rzg2l-cru + oneOf: + - items: + - enum: + - renesas,r9a07g043-cru # RZ/G2UL + - renesas,r9a07g044-cru # RZ/G2{L,LC} + - renesas,r9a07g054-cru # RZ/V2L + - const: renesas,rzg2l-cru + - const: renesas,r9a09g047-cru # RZ/G3E reg: maxItems: 1 interrupts: - maxItems: 3 + oneOf: + - items: + - description: CRU Interrupt for image_conv + - description: CRU Interrupt for image_conv_err + - description: CRU AXI master error interrupt + - items: + - description: CRU Interrupt for image_conv + - description: CRU AXI master error interrupt + - description: CRU Video Data AXI Master Address 0 Write End interrupt + - description: CRU Statistics data AXI master addr 0 write end interrupt + - description: CRU Video statistics data AXI master addr 0 write end interrupt interrupt-names: - items: - - const: image_conv - - const: image_conv_err - - const: axi_mst_err + oneOf: + - items: + - const: image_conv + - const: image_conv_err + - const: axi_mst_err + - items: + - const: image_conv + - const: axi_mst_err + - const: vd_addr_wend + - const: sd_addr_wend + - const: vsd_addr_wend clocks: items: @@ -109,6 +128,10 @@ allOf: - renesas,r9a07g054-cru then: properties: + interrupts: + maxItems: 3 + interrupt-names: + maxItems: 3 ports: required: - port@0 @@ -122,10 +145,30 @@ allOf: - renesas,r9a07g043-cru then: properties: + interrupts: + maxItems: 3 + interrupt-names: + maxItems: 3 ports: properties: port@0: false + required: + - port@1 + - if: + properties: + compatible: + contains: + const: renesas,r9a09g047-cru + then: + properties: + interrupts: + minItems: 5 + interrupt-names: + minItems: 5 + ports: + properties: + port@0: false required: - port@1 diff --git a/Documentation/devicetree/bindings/media/renesas,rzg2l-csi2.yaml b/Documentation/devicetree/bindings/media/renesas,rzg2l-csi2.yaml index 7faa12fecd5b..c5c511c9f0db 100644 --- a/Documentation/devicetree/bindings/media/renesas,rzg2l-csi2.yaml +++ b/Documentation/devicetree/bindings/media/renesas,rzg2l-csi2.yaml @@ -17,12 +17,17 @@ description: properties: compatible: - items: - - enum: - - renesas,r9a07g043-csi2 # RZ/G2UL - - renesas,r9a07g044-csi2 # RZ/G2{L,LC} - - renesas,r9a07g054-csi2 # RZ/V2L - - const: renesas,rzg2l-csi2 + oneOf: + - items: + - enum: + - renesas,r9a07g043-csi2 # RZ/G2UL + - renesas,r9a07g044-csi2 # RZ/G2{L,LC} + - renesas,r9a07g054-csi2 # RZ/V2L + - const: renesas,rzg2l-csi2 + - items: + - const: renesas,r9a09g047-csi2 # RZ/G3E + - const: renesas,r9a09g057-csi2 + - const: renesas,r9a09g057-csi2 # RZ/V2H(P) reg: maxItems: 1 @@ -31,16 +36,24 @@ properties: maxItems: 1 clocks: - items: - - description: Internal clock for connecting CRU and MIPI - - description: CRU Main clock - - description: CRU Register access clock + oneOf: + - items: + - description: Internal clock for connecting CRU and MIPI + - description: CRU Main clock + - description: CRU Register access clock + - items: + - description: CRU Main clock + - description: CRU Register access clock clock-names: - items: - - const: system - - const: video - - const: apb + oneOf: + - items: + - const: system + - const: video + - const: apb + - items: + - const: video + - const: apb power-domains: maxItems: 1 @@ -48,7 +61,7 @@ properties: resets: items: - description: CRU_PRESETN reset terminal - - description: CRU_CMN_RSTB reset terminal + - description: D-PHY reset (CRU_CMN_RSTB or CRU_n_S_RESETN) reset-names: items: @@ -101,6 +114,25 @@ required: - reset-names - ports +allOf: + - if: + properties: + compatible: + contains: + const: renesas,r9a09g057-csi2 + then: + properties: + clocks: + maxItems: 2 + clock-names: + maxItems: 2 + else: + properties: + clocks: + minItems: 3 + clock-names: + minItems: 3 + additionalProperties: false examples: diff --git a/Documentation/devicetree/bindings/memory-controllers/renesas,rzg3e-xspi.yaml b/Documentation/devicetree/bindings/memory-controllers/renesas,rzg3e-xspi.yaml new file mode 100644 index 000000000000..7a84f5bb7284 --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/renesas,rzg3e-xspi.yaml @@ -0,0 +1,142 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/renesas,rzg3e-xspi.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas Expanded Serial Peripheral Interface (xSPI) + +maintainers: + - Biju Das + +description: | + Renesas xSPI allows a SPI flash connected to the SoC to be accessed via + the memory-mapping or the manual command mode. + + The flash chip itself should be represented by a subnode of the XSPI node. + The flash interface is selected based on the "compatible" property of this + subnode: + - "jedec,spi-nor"; + +allOf: + - $ref: /schemas/spi/spi-controller.yaml# + +properties: + compatible: + oneOf: + - const: renesas,r9a09g047-xspi # RZ/G3E + + - items: + - enum: + - renesas,r9a09g056-xspi # RZ/V2N + - renesas,r9a09g057-xspi # RZ/V2H(P) + - const: renesas,r9a09g047-xspi + + reg: + items: + - description: xSPI registers + - description: direct mapping area + + reg-names: + items: + - const: regs + - const: dirmap + + interrupts: + items: + - description: Interrupt pulse signal by factors excluding errors + - description: Interrupt pulse signal by error factors + + interrupt-names: + items: + - const: pulse + - const: err_pulse + + clocks: + items: + - description: AHB clock + - description: AXI clock + - description: SPI clock + - description: Double speed SPI clock + + clock-names: + items: + - const: ahb + - const: axi + - const: spi + - const: spix2 + + power-domains: + maxItems: 1 + + resets: + items: + - description: Hardware reset + - description: AXI reset + + reset-names: + items: + - const: hresetn + - const: aresetn + + renesas,xspi-cs-addr-sys: + $ref: /schemas/types.yaml#/definitions/phandle + description: | + Phandle to the system controller (sys) that allows to configure + xSPI CS0 and CS1 addresses. + +patternProperties: + "flash@[0-9a-f]+$": + type: object + additionalProperties: true + + properties: + compatible: + contains: + const: jedec,spi-nor + +required: + - compatible + - reg + - reg-names + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + - resets + - reset-names + - '#address-cells' + - '#size-cells' + +unevaluatedProperties: false + +examples: + - | + #include + #include + + spi@11030000 { + compatible = "renesas,r9a09g047-xspi"; + reg = <0x11030000 0x10000>, <0x20000000 0x10000000>; + reg-names = "regs", "dirmap"; + interrupts = , + ; + interrupt-names = "pulse", "err_pulse"; + clocks = <&cpg CPG_MOD 0x9f>, <&cpg CPG_MOD 0xa0>, + <&cpg CPG_CORE 9>, <&cpg CPG_MOD 0xa1>; + clock-names = "ahb", "axi", "spi", "spix2"; + power-domains = <&cpg>; + resets = <&cpg 0xa3>, <&cpg 0xa4>; + reset-names = "hresetn", "aresetn"; + #address-cells = <1>; + #size-cells = <0>; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <40000000>; + spi-tx-bus-width = <1>; + spi-rx-bus-width = <1>; + }; + }; diff --git a/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml b/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml index af378b9ff3f4..773baa6c2656 100644 --- a/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml +++ b/Documentation/devicetree/bindings/mmc/renesas,sdhi.yaml @@ -68,6 +68,9 @@ properties: - renesas,sdhi-r9a08g045 # RZ/G3S - renesas,sdhi-r9a09g011 # RZ/V2M - const: renesas,rzg2l-sdhi + - items: + - const: renesas,sdhi-r9a09g047 # RZ/G3E + - const: renesas,sdhi-r9a09g057 # RZ/V2H(P) reg: maxItems: 1 @@ -211,6 +214,19 @@ allOf: sectioned off to be run by a separate second clock source to allow the main core clock to be turned off to save power. + - if: + properties: + compatible: + contains: + const: renesas,sdhi-r9a09g057 + then: + properties: + vqmmc-regulator: + type: object + description: VQMMC SD regulator + $ref: /schemas/regulator/regulator.yaml# + unevaluatedProperties: false + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/net/amlogic,meson-dwmac.yaml b/Documentation/devicetree/bindings/net/amlogic,meson-dwmac.yaml index d1e2bca3c503..125b44953bf0 100644 --- a/Documentation/devicetree/bindings/net/amlogic,meson-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/amlogic,meson-dwmac.yaml @@ -152,6 +152,12 @@ properties: The second range is is for the Amlogic specific configuration (for example the PRG_ETHERNET register range on Meson8b and newer) + interrupts: + maxItems: 1 + + interrupt-names: + const: macirq + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml index f6884f6e59e7..f4ac21c68427 100644 --- a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml +++ b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml @@ -42,19 +42,80 @@ properties: - renesas,r9a07g054-canfd # RZ/V2L - const: renesas,rzg2l-canfd # RZ/G2L family + - const: renesas,r9a09g047-canfd # RZ/G3E + reg: maxItems: 1 - interrupts: true + interrupts: + oneOf: + - items: + - description: Channel interrupt + - description: Global interrupt + - items: + - description: CAN global error interrupt + - description: CAN receive FIFO interrupt + - description: CAN0 error interrupt + - description: CAN0 transmit interrupt + - description: CAN0 transmit/receive FIFO receive completion interrupt + - description: CAN1 error interrupt + - description: CAN1 transmit interrupt + - description: CAN1 transmit/receive FIFO receive completion interrupt + - description: CAN2 error interrupt + - description: CAN2 transmit interrupt + - description: CAN2 transmit/receive FIFO receive completion interrupt + - description: CAN3 error interrupt + - description: CAN3 transmit interrupt + - description: CAN3 transmit/receive FIFO receive completion interrupt + - description: CAN4 error interrupt + - description: CAN4 transmit interrupt + - description: CAN4 transmit/receive FIFO receive completion interrupt + - description: CAN5 error interrupt + - description: CAN5 transmit interrupt + - description: CAN5 transmit/receive FIFO receive completion interrupt + minItems: 8 + + interrupt-names: + oneOf: + - items: + - const: ch_int + - const: g_int + - items: + - const: g_err + - const: g_recc + - const: ch0_err + - const: ch0_rec + - const: ch0_trx + - const: ch1_err + - const: ch1_rec + - const: ch1_trx + - const: ch2_err + - const: ch2_rec + - const: ch2_trx + - const: ch3_err + - const: ch3_rec + - const: ch3_trx + - const: ch4_err + - const: ch4_rec + - const: ch4_trx + - const: ch5_err + - const: ch5_rec + - const: ch5_trx + minItems: 8 clocks: maxItems: 3 clock-names: - items: - - const: fck - - const: canfd - - const: can_clk + oneOf: + - items: + - const: fck + - const: canfd + - const: can_clk + - items: + - const: fck + - const: ram_clk + - const: can_clk power-domains: maxItems: 1 @@ -117,52 +178,77 @@ allOf: then: properties: interrupts: - items: - - description: CAN global error interrupt - - description: CAN receive FIFO interrupt - - description: CAN0 error interrupt - - description: CAN0 transmit interrupt - - description: CAN0 transmit/receive FIFO receive completion interrupt - - description: CAN1 error interrupt - - description: CAN1 transmit interrupt - - description: CAN1 transmit/receive FIFO receive completion interrupt + maxItems: 8 interrupt-names: - items: - - const: g_err - - const: g_recc - - const: ch0_err - - const: ch0_rec - - const: ch0_trx - - const: ch1_err - - const: ch1_rec - - const: ch1_trx + maxItems: 8 resets: + minItems: 2 maxItems: 2 reset-names: - items: - - const: rstp_n - - const: rstc_n + minItems: 2 + maxItems: 2 required: - reset-names - else: + + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen3-canfd + - renesas,rcar-gen4-canfd + then: properties: interrupts: - items: - - description: Channel interrupt - - description: Global interrupt + minItems: 2 + maxItems: 2 interrupt-names: - items: - - const: ch_int - - const: g_int + minItems: 2 + maxItems: 2 resets: maxItems: 1 + - if: + properties: + compatible: + contains: + const: renesas,r9a09g047-canfd + then: + properties: + interrupts: + minItems: 20 + + interrupt-names: + minItems: 20 + + resets: + minItems: 2 + maxItems: 2 + + reset-names: + minItems: 2 + maxItems: 2 + + required: + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,rcar-gen3-canfd + - renesas,rzg2l-canfd + then: + patternProperties: + "^channel[2-7]$": false + - if: properties: compatible: @@ -171,16 +257,15 @@ allOf: then: patternProperties: "^channel[4-7]$": false - else: - if: - not: - properties: - compatible: - contains: - const: renesas,rcar-gen4-canfd - then: - patternProperties: - "^channel[2-7]$": false + + - if: + properties: + compatible: + contains: + const: renesas,r9a09g047-canfd + then: + patternProperties: + "^channel[6-7]$": false unevaluatedProperties: false diff --git a/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml b/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml index 42a0bc94312c..62c1da36a2b5 100644 --- a/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml +++ b/Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml @@ -41,6 +41,12 @@ properties: - const: ptp_ref - const: tx_clk + interrupts: + maxItems: 1 + + interrupt-names: + const: macirq + required: - compatible - clocks diff --git a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml index ed9d845f6008..3aab21b8e8de 100644 --- a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml @@ -64,6 +64,12 @@ properties: - const: rmii_internal - const: mac_cg + interrupts: + maxItems: 1 + + interrupt-names: + const: macirq + power-domains: maxItems: 1 diff --git a/Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml b/Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml index 87bc4416eadf..e5db346beca9 100644 --- a/Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml +++ b/Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml @@ -56,6 +56,14 @@ properties: - tx - mem + interrupts: + maxItems: 2 + + interrupt-names: + items: + - const: macirq + - const: eth_wake_irq + intf_mode: $ref: /schemas/types.yaml#/definitions/phandle-array items: diff --git a/Documentation/devicetree/bindings/net/renesas,rzv2h-gbeth.yaml b/Documentation/devicetree/bindings/net/renesas,rzv2h-gbeth.yaml new file mode 100644 index 000000000000..ee8fbb6c7994 --- /dev/null +++ b/Documentation/devicetree/bindings/net/renesas,rzv2h-gbeth.yaml @@ -0,0 +1,203 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/net/renesas,rzv2h-gbeth.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: GBETH glue layer for Renesas RZ/V2H(P) (and similar SoCs) + +maintainers: + - Lad Prabhakar + +select: + properties: + compatible: + contains: + enum: + - renesas,r9a09g047-gbeth + - renesas,r9a09g057-gbeth + - renesas,rzv2h-gbeth + required: + - compatible + +properties: + compatible: + items: + - enum: + - renesas,r9a09g047-gbeth # RZ/G3E + - renesas,r9a09g057-gbeth # RZ/V2H(P) + - const: renesas,rzv2h-gbeth + - const: snps,dwmac-5.20 + + reg: + maxItems: 1 + + clocks: + items: + - description: CSR clock + - description: AXI system clock + - description: PTP clock + - description: TX clock + - description: RX clock + - description: TX clock phase-shifted by 180 degrees + - description: RX clock phase-shifted by 180 degrees + + clock-names: + items: + - const: stmmaceth + - const: pclk + - const: ptp_ref + - const: tx + - const: rx + - const: tx-180 + - const: rx-180 + + interrupts: + minItems: 11 + + interrupt-names: + items: + - const: macirq + - const: eth_wake_irq + - const: eth_lpi + - const: rx-queue-0 + - const: rx-queue-1 + - const: rx-queue-2 + - const: rx-queue-3 + - const: tx-queue-0 + - const: tx-queue-1 + - const: tx-queue-2 + - const: tx-queue-3 + + resets: + items: + - description: AXI power-on system reset + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + - interrupt-names + - resets + +allOf: + - $ref: snps,dwmac.yaml# + +unevaluatedProperties: false + +examples: + - | + #include + #include + + ethernet@15c30000 { + compatible = "renesas,r9a09g057-gbeth", "renesas,rzv2h-gbeth", "snps,dwmac-5.20"; + reg = <0x15c30000 0x10000>; + clocks = <&cpg CPG_MOD 0xbd>, <&cpg CPG_MOD 0xbc>, + <&ptp_clock>, <&cpg CPG_MOD 0xb8>, + <&cpg CPG_MOD 0xb9>, <&cpg CPG_MOD 0xba>, + <&cpg CPG_MOD 0xbb>; + clock-names = "stmmaceth", "pclk", "ptp_ref", + "tx", "rx", "tx-180", "rx-180"; + resets = <&cpg 0xb0>; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi", + "rx-queue-0", "rx-queue-1", "rx-queue-2", + "rx-queue-3", "tx-queue-0", "tx-queue-1", + "tx-queue-2", "tx-queue-3"; + phy-mode = "rgmii-id"; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + rx-fifo-depth = <8192>; + tx-fifo-depth = <8192>; + snps,fixed-burst; + snps,force_thresh_dma_mode; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup>; + snps,mtl-tx-config = <&mtl_tx_setup>; + snps,txpbl = <32>; + snps,rxpbl = <32>; + phy-handle = <&phy0>; + + stmmac_axi_setup: stmmac-axi-config { + snps,lpi_en; + snps,wr_osr_lmt = <0xf>; + snps,rd_osr_lmt = <0xf>; + snps,blen = <16 8 4 0 0 0 0>; + }; + + mtl_rx_setup: rx-queues-config { + snps,rx-queues-to-use = <4>; + snps,rx-sched-sp; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + snps,map-to-dma-channel = <0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + snps,map-to-dma-channel = <1>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + snps,map-to-dma-channel = <2>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + snps,map-to-dma-channel = <3>; + }; + }; + + mtl_tx_setup: tx-queues-config { + snps,tx-queues-to-use = <4>; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + }; + + mdio { + #address-cells = <1>; + #size-cells = <0>; + compatible = "snps,dwmac-mdio"; + + phy0: ethernet-phy@0 { + reg = <0>; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml index f8a576611d6c..891396140a7f 100644 --- a/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/rockchip-dwmac.yaml @@ -58,6 +58,16 @@ properties: - rockchip,rv1126-gmac - const: snps,dwmac-4.20a + interrupts: + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + items: + - const: macirq + - const: eth_wake_irq + clocks: minItems: 5 maxItems: 8 diff --git a/Documentation/devicetree/bindings/net/snps,dwmac.yaml b/Documentation/devicetree/bindings/net/snps,dwmac.yaml index 4e2ba1bf788c..073b9dcc7c9e 100644 --- a/Documentation/devicetree/bindings/net/snps,dwmac.yaml +++ b/Documentation/devicetree/bindings/net/snps,dwmac.yaml @@ -72,6 +72,7 @@ properties: - qcom,sm8150-ethqos - renesas,r9a06g032-gmac - renesas,rzn1-gmac + - renesas,rzv2h-gbeth - rockchip,px30-gmac - rockchip,rk3128-gmac - rockchip,rk3228-gmac @@ -106,19 +107,25 @@ properties: interrupts: minItems: 1 - items: - - description: Combined signal for various interrupt events - - description: The interrupt to manage the remote wake-up packet detection - - description: The interrupt that occurs when Rx exits the LPI state - - description: The interrupt that occurs when HW safety error triggered + maxItems: 11 interrupt-names: minItems: 1 + maxItems: 11 items: - - const: macirq - - enum: [eth_wake_irq, eth_lpi, sfty] - - enum: [eth_wake_irq, eth_lpi, sfty] - - enum: [eth_wake_irq, eth_lpi, sfty] + oneOf: + - description: Combined signal for various interrupt events + const: macirq + - description: The interrupt to manage the remote wake-up packet detection + const: eth_wake_irq + - description: The interrupt that occurs when Rx exits the LPI state + const: eth_lpi + - description: The interrupt that occurs when HW safety error triggered + const: sfty + - description: Per channel receive completion interrupt + pattern: '^rx-queue-[0-3]$' + - description: Per channel transmit completion interrupt + pattern: '^tx-queue-[0-3]$' clocks: minItems: 1 diff --git a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml index bf23838fe6e8..297ac150b1ea 100644 --- a/Documentation/devicetree/bindings/net/stm32-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/stm32-dwmac.yaml @@ -54,6 +54,16 @@ properties: items: - const: stmmaceth + interrupts: + minItems: 1 + maxItems: 2 + + interrupt-names: + minItems: 1 + items: + - const: macirq + - const: eth_wake_irq + clocks: minItems: 3 items: diff --git a/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml b/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml index 052f636158b3..f0f32e18fc85 100644 --- a/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml +++ b/Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml @@ -42,6 +42,12 @@ properties: - const: stmmaceth - const: phy_ref_clk + interrupts: + maxItems: 1 + + interrupt-names: + const: macirq + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/phy/renesas,usb2-phy.yaml b/Documentation/devicetree/bindings/phy/renesas,usb2-phy.yaml index af275cea3456..2822dce8d9f4 100644 --- a/Documentation/devicetree/bindings/phy/renesas,usb2-phy.yaml +++ b/Documentation/devicetree/bindings/phy/renesas,usb2-phy.yaml @@ -16,6 +16,7 @@ properties: - enum: - renesas,usb2-phy-r8a77470 # RZ/G1C - renesas,usb2-phy-r9a08g045 # RZ/G3S + - renesas,usb2-phy-r9a09g057 # RZ/V2H(P) - items: - enum: @@ -105,8 +106,13 @@ allOf: properties: compatible: contains: - const: renesas,rzg2l-usb2-phy + enum: + - renesas,usb2-phy-r9a09g057 + - renesas,rzg2l-usb2-phy then: + properties: + clocks: + minItems: 2 required: - resets diff --git a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml index 56d90c8e1fa3..0cd00eb436dc 100644 --- a/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml +++ b/Documentation/devicetree/bindings/pinctrl/renesas,rzg2l-pinctrl.yaml @@ -26,6 +26,8 @@ properties: - renesas,r9a07g043-pinctrl # RZ/G2UL{Type-1,Type-2} and RZ/Five - renesas,r9a07g044-pinctrl # RZ/G2{L,LC} - renesas,r9a08g045-pinctrl # RZ/G3S + - renesas,r9a09g047-pinctrl # RZ/G3E + - renesas,r9a09g056-pinctrl # RZ/V2N - renesas,r9a09g057-pinctrl # RZ/V2H(P) - items: @@ -119,9 +121,13 @@ additionalProperties: bias-disable: true bias-pull-down: true bias-pull-up: true + input-schmitt-enable: true + input-schmitt-disable: true + drive-open-drain: true + drive-push-pull: true renesas,output-impedance: description: - Output impedance for pins on the RZ/V2H(P) SoC. The value provided by this + Output impedance for pins on the RZ/{G3E,V2H(P)} SoC. The value provided by this property corresponds to register bit values that can be set in the PFC_IOLH_mn register, which adjusts the drive strength value and is pin-dependent. $ref: /schemas/types.yaml#/definitions/uint32 @@ -148,6 +154,23 @@ allOf: resets: minItems: 3 + - if: + properties: + compatible: + contains: + enum: + - renesas,r9a09g047-pinctrl + - renesas,r9a09g056-pinctrl + - renesas,r9a09g057-pinctrl + then: + properties: + resets: + maxItems: 2 + else: + properties: + resets: + minItems: 3 + required: - compatible - reg diff --git a/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml b/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml new file mode 100644 index 000000000000..c79f61c2373b --- /dev/null +++ b/Documentation/devicetree/bindings/reset/renesas,rzv2h-usb2phy-reset.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/reset/renesas,rzv2h-usb2phy-reset.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RZ/V2H(P) USB2PHY Port reset Control + +maintainers: + - Lad Prabhakar + +description: + The RZ/V2H(P) USB2PHY Control mainly controls Port reset and power down of the + USB2.0 PHY. + +properties: + compatible: + const: renesas,r9a09g057-usb2phy-reset # RZ/V2H(P) + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + + '#reset-cells': + const: 0 + +required: + - compatible + - reg + - clocks + - resets + - power-domains + - '#reset-cells' + +additionalProperties: false + +examples: + - | + #include + + reset-controller@15830000 { + compatible = "renesas,r9a09g057-usb2phy-reset"; + reg = <0x15830000 0x10000>; + clocks = <&cpg CPG_MOD 0xb6>; + resets = <&cpg 0xaf>; + power-domains = <&cpg>; + #reset-cells = <0>; + }; diff --git a/Documentation/devicetree/bindings/rtc/renesas,rz-rtca3.yaml b/Documentation/devicetree/bindings/rtc/renesas,rz-rtca3.yaml new file mode 100644 index 000000000000..e70eeb66aa64 --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/renesas,rz-rtca3.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/renesas,rz-rtca3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas RTCA-3 Real Time Clock + +maintainers: + - Claudiu Beznea + +allOf: + - $ref: rtc.yaml# + +properties: + compatible: + items: + - enum: + - renesas,r9a08g045-rtca3 # RZ/G3S + - const: renesas,rz-rtca3 + + reg: + maxItems: 1 + + interrupts: + items: + - description: Alarm interrupt + - description: Periodic interrupt + - description: Carry interrupt + + interrupt-names: + items: + - const: alarm + - const: period + - const: carry + + clocks: + items: + - description: RTC bus clock + - description: RTC counter clock + + clock-names: + items: + - const: bus + - const: counter + + power-domains: + maxItems: 1 + + resets: + items: + - description: VBATTB module reset + +required: + - compatible + - reg + - interrupts + - interrupt-names + - clocks + - clock-names + - power-domains + - resets + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + + rtc@1004ec00 { + compatible = "renesas,r9a08g045-rtca3", "renesas,rz-rtca3"; + reg = <0x1004ec00 0x400>; + interrupts = , + , + ; + interrupt-names = "alarm", "period", "carry"; + clocks = <&cpg CPG_MOD R9A08G045_VBAT_BCLK>, <&vbattclk VBATTB_VBATTCLK>; + clock-names = "bus", "counter"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_VBAT_BRESETN>; + }; diff --git a/Documentation/devicetree/bindings/serial/renesas,scif.yaml b/Documentation/devicetree/bindings/serial/renesas,scif.yaml index 51d9fb0f4763..8e82999e6acb 100644 --- a/Documentation/devicetree/bindings/serial/renesas,scif.yaml +++ b/Documentation/devicetree/bindings/serial/renesas,scif.yaml @@ -83,6 +83,11 @@ properties: - const: renesas,scif-r9a09g057 # RZ/V2H(P) + - items: + - enum: + - renesas,scif-r9a09g047 # RZ/G3E + - const: renesas,scif-r9a09g057 # RZ/V2H fallback + reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/soc/renesas/renesas.yaml b/Documentation/devicetree/bindings/soc/renesas/renesas.yaml index b7acb65bdecd..8e47f36bf4fd 100644 --- a/Documentation/devicetree/bindings/soc/renesas/renesas.yaml +++ b/Documentation/devicetree/bindings/soc/renesas/renesas.yaml @@ -535,6 +535,23 @@ properties: - renesas,r9a09g057h44 # RZ/V2HP with Mali-G31 + Mali-C55 support - const: renesas,r9a09g057 + - description: RZ/G3E (R9A09G047) + items: + - enum: + - renesas,smarc2-evk # RZ SMARC Carrier-II EVK + - enum: + - renesas,rzg3e-smarcm # RZ/G3E SMARC Module (SoM) + - enum: + - renesas,r9a09g047e27 # Dual Cortex-A55 + Cortex-M33 (15mm BGA) + - renesas,r9a09g047e28 # Dual Cortex-A55 + Cortex-M33 (21mm BGA) + - renesas,r9a09g047e37 # Dual Cortex-A55 + Cortex-M33 + Ethos-U55 (15mm BGA) + - renesas,r9a09g047e38 # Dual Cortex-A55 + Cortex-M33 + Ethos-U55 (21mm BGA) + - renesas,r9a09g047e47 # Quad Cortex-A55 + Cortex-M33 (15mm BGA) + - renesas,r9a09g047e48 # Quad Cortex-A55 + Cortex-M33 (21mm BGA) + - renesas,r9a09g047e57 # Quad Cortex-A55 + Cortex-M33 + Ethos-U55 (15mm BGA) + - renesas,r9a09g047e58 # Quad Cortex-A55 + Cortex-M33 + Ethos-U55 (21mm BGA) + - const: renesas,r9a09g047 + additionalProperties: true ... diff --git a/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml b/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml index f4610eaed1e1..e4cdbf2202b9 100644 --- a/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml +++ b/Documentation/devicetree/bindings/sound/renesas,rz-ssi.yaml @@ -19,6 +19,7 @@ properties: - renesas,r9a07g043-ssi # RZ/G2UL and RZ/Five - renesas,r9a07g044-ssi # RZ/G2{L,LC} - renesas,r9a07g054-ssi # RZ/V2L + - renesas,r9a08g045-ssi # RZ/G3S - const: renesas,rz-ssi reg: @@ -57,24 +58,6 @@ properties: dmas: minItems: 1 maxItems: 2 - description: - The first cell represents a phandle to dmac. - The second cell specifies the encoded MID/RID values of the SSI port - connected to the DMA client and the slave channel configuration - parameters. - bits[0:9] - Specifies MID/RID value of a SSI channel as below - MID/RID value of SSI rx0 = 0x256 - MID/RID value of SSI tx0 = 0x255 - MID/RID value of SSI rx1 = 0x25a - MID/RID value of SSI tx1 = 0x259 - MID/RID value of SSI rt2 = 0x25f - MID/RID value of SSI rx3 = 0x262 - MID/RID value of SSI tx3 = 0x261 - bit[10] - HIEN = 1, Detects a request in response to the rising edge - of the signal - bit[11] - LVL = 0, Detects based on the edge - bits[12:14] - AM = 2, Bus cycle mode - bit[15] - TM = 0, Single transfer mode dma-names: oneOf: diff --git a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml index c63db3ebd07b..45d133253094 100644 --- a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml +++ b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml @@ -26,6 +26,7 @@ properties: - renesas,usbhs-r9a07g043 # RZ/G2UL and RZ/Five - renesas,usbhs-r9a07g044 # RZ/G2{L,LC} - renesas,usbhs-r9a07g054 # RZ/V2L + - renesas,usbhs-r9a09g057 # RZ/V2H(P) - const: renesas,rzg2l-usbhs - items: @@ -122,10 +123,7 @@ allOf: properties: compatible: contains: - enum: - - renesas,usbhs-r9a07g043 - - renesas,usbhs-r9a07g044 - - renesas,usbhs-r9a07g054 + const: renesas,rzg2l-usbhs then: properties: interrupts: diff --git a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml index 29ada89fdcdc..3e0a8747a357 100644 --- a/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/renesas,wdt.yaml @@ -75,6 +75,10 @@ properties: - renesas,r8a779h0-wdt # R-Car V4M - const: renesas,rcar-gen4-wdt # R-Car Gen4 + - items: + - const: renesas,r9a09g047-wdt # RZ/G3E + - const: renesas,r9a09g057-wdt # RZ/V2H(P) + - const: renesas,r9a09g057-wdt # RZ/V2H(P) reg: diff --git a/MAINTAINERS b/MAINTAINERS index d0f18fdba068..8e5467865d18 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -19679,6 +19679,14 @@ S: Supported F: Documentation/devicetree/bindings/timer/renesas,rz-mtu3.yaml F: drivers/counter/rz-mtu3-cnt.c +RENESAS RTCA-3 RTC DRIVER +M: Claudiu Beznea +L: linux-rtc@vger.kernel.org +L: linux-renesas-soc@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/rtc/renesas,rz-rtca3.yaml +F: drivers/rtc/rtc-renesas-rtca3.c + RENESAS RZ/N1 A5PSW SWITCH DRIVER M: Clément Léger L: linux-renesas-soc@vger.kernel.org diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile index 97228a3cb99c..8403ef4fbe88 100644 --- a/arch/arm64/boot/dts/renesas/Makefile +++ b/arch/arm64/boot/dts/renesas/Makefile @@ -137,10 +137,24 @@ r9a07g054l2-smarc-cru-csi-ov5645-dtbs := r9a07g054l2-smarc.dtb r9a07g054l2-smarc dtb-$(CONFIG_ARCH_R9A07G054) += r9a07g054l2-smarc-cru-csi-ov5645.dtb dtb-$(CONFIG_ARCH_R9A08G045) += r9a08g045s33-smarc.dtb +dtb-$(CONFIG_ARCH_R9A08G045) += r9a08g045s33-smarc-pmod1-type-3a.dtbo +r9a08g045s33-smarc-pmod1-type-3a-dtbs := r9a08g045s33-smarc.dtb r9a08g045s33-smarc-pmod1-type-3a.dtbo +dtb-$(CONFIG_ARCH_R9A08G045) += r9a08g045s33-smarc-pmod1-type-3a.dtb dtb-$(CONFIG_ARCH_R9A09G011) += r9a09g011-v2mevk2.dtb +dtb-$(CONFIG_ARCH_R9A09G047) += r9a09g047e57-smarc.dtb +dtb-$(CONFIG_ARCH_R9A09G047) += r9a09g047e57-smarc-cru-csi-ov5645.dtbo +r9a09g047e57-smarc-cru-csi-ov5645-dtbs := r9a09g047e57-smarc.dtb r9a09g047e57-smarc-cru-csi-ov5645.dtbo +dtb-$(CONFIG_ARCH_R9A09G047) += r9a09g047e57-smarc-cru-csi-ov5645.dtb + dtb-$(CONFIG_ARCH_R9A09G057) += r9a09g057h44-rzv2h-evk.dtb +dtb-$(CONFIG_ARCH_R9A09G057) += rzv2-evk-cn15-emmc.dtbo +r9a09g057h44-rzv2h-evk-cn15-emmc-dtbs := r9a09g057h44-rzv2h-evk.dtb rzv2-evk-cn15-emmc.dtbo +dtb-$(CONFIG_ARCH_R9A09G057) += r9a09g057h44-rzv2h-evk-cn15-emmc.dtb +dtb-$(CONFIG_ARCH_R9A09G057) += rzv2-evk-cn15-sd.dtbo +r9a09g057h44-rzv2h-evk-cn15-sd-dtbs := r9a09g057h44-rzv2h-evk.dtb rzv2-evk-cn15-sd.dtbo +dtb-$(CONFIG_ARCH_R9A09G057) += r9a09g057h44-rzv2h-evk-cn15-sd.dtb dtb-$(CONFIG_ARCH_RCAR_GEN3) += draak-ebisu-panel-aa104xd12.dtbo dtb-$(CONFIG_ARCH_RCAR_GEN3) += salvator-panel-aa104xd12.dtbo diff --git a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi index 067a26a66c24..d1e228b439df 100644 --- a/arch/arm64/boot/dts/renesas/r9a08g045.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a08g045.dtsi @@ -7,12 +7,27 @@ #include #include +#include / { compatible = "renesas,r9a08g045"; #address-cells = <2>; #size-cells = <2>; + audio_clk1: audio1-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by boards that provide it. */ + clock-frequency = <0>; + }; + + audio_clk2: audio2-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by boards that provide it. */ + clock-frequency = <0>; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -72,6 +87,175 @@ scif0: serial@1004b800 { status = "disabled"; }; + scif1: serial@1004bc00 { + compatible = "renesas,scif-r9a08g045", "renesas,scif-r9a07g044"; + reg = <0 0x1004bc00 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A08G045_SCIF1_CLK_PCK>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_SCIF1_RST_SYSTEM_N>; + status = "disabled"; + }; + + scif2: serial@1004c000 { + compatible = "renesas,scif-r9a08g045", "renesas,scif-r9a07g044"; + reg = <0 0x1004c000 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A08G045_SCIF2_CLK_PCK>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_SCIF2_RST_SYSTEM_N>; + status = "disabled"; + }; + + scif3: serial@1004c400 { + compatible = "renesas,scif-r9a08g045", "renesas,scif-r9a07g044"; + reg = <0 0x1004c400 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A08G045_SCIF3_CLK_PCK>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_SCIF3_RST_SYSTEM_N>; + status = "disabled"; + }; + + scif4: serial@1004c800 { + compatible = "renesas,scif-r9a08g045", "renesas,scif-r9a07g044"; + reg = <0 0x1004c800 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A08G045_SCIF4_CLK_PCK>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_SCIF4_RST_SYSTEM_N>; + status = "disabled"; + }; + + scif5: serial@1004e000 { + compatible = "renesas,scif-r9a08g045", "renesas,scif-r9a07g044"; + reg = <0 0x1004e000 0 0x400>; + interrupts = , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", + "bri", "dri", "tei"; + clocks = <&cpg CPG_MOD R9A08G045_SCIF5_CLK_PCK>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_SCIF5_RST_SYSTEM_N>; + status = "disabled"; + }; + + rtc: rtc@1004ec00 { + compatible = "renesas,r9a08g045-rtca3", "renesas,rz-rtca3"; + reg = <0 0x1004ec00 0 0x400>; + interrupts = , + , + ; + interrupt-names = "alarm", "period", "carry"; + clocks = <&cpg CPG_MOD R9A08G045_VBAT_BCLK>, <&vbattb VBATTB_VBATTCLK>; + clock-names = "bus", "counter"; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_VBAT_BRESETN>; + status = "disabled"; + }; + + adc: adc@10058000 { + compatible = "renesas,r9a08g045-adc"; + reg = <0 0x10058000 0 0x1000>; + interrupts = ; + clocks = <&cpg CPG_MOD R9A08G045_ADC_ADCLK>, + <&cpg CPG_MOD R9A08G045_ADC_PCLK>; + clock-names = "adclk", "pclk"; + resets = <&cpg R9A08G045_ADC_PRESETN>, + <&cpg R9A08G045_ADC_ADRST_N>; + reset-names = "presetn", "adrst-n"; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + #io-channel-cells = <1>; + status = "disabled"; + + channel@0 { + reg = <0>; + }; + + channel@1 { + reg = <1>; + }; + + channel@2 { + reg = <2>; + }; + + channel@3 { + reg = <3>; + }; + + channel@4 { + reg = <4>; + }; + + channel@5 { + reg = <5>; + }; + + channel@6 { + reg = <6>; + }; + + channel@7 { + reg = <7>; + }; + + channel@8 { + reg = <8>; + }; + }; + + vbattb: clock-controller@1005c000 { + compatible = "renesas,r9a08g045-vbattb"; + reg = <0 0x1005c000 0 0x1000>; + interrupts = ; + clocks = <&cpg CPG_MOD R9A08G045_VBAT_BCLK>, <&vbattb_xtal>; + clock-names = "bclk", "rtx"; + #clock-cells = <1>; + power-domains = <&cpg>; + resets = <&cpg R9A08G045_VBAT_BRESETN>; + status = "disabled"; + }; + i2c0: i2c@10090000 { compatible = "renesas,riic-r9a08g045", "renesas,riic-r9a09g057"; reg = <0 0x10090000 0 0x400>; @@ -160,6 +344,86 @@ i2c3: i2c@10090c00 { status = "disabled"; }; + ssi0: ssi@100a8000 { + compatible = "renesas,r9a08g045-ssi", + "renesas,rz-ssi"; + reg = <0 0x100a8000 0 0x400>; + interrupts = , + , + ; + interrupt-names = "int_req", "dma_rx", "dma_tx"; + clocks = <&cpg CPG_MOD R9A08G045_SSI0_PCLK2>, + <&cpg CPG_MOD R9A08G045_SSI0_PCLK_SFR>, + <&audio_clk1>, <&audio_clk2>; + clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2"; + resets = <&cpg R9A08G045_SSI0_RST_M2_REG>; + dmas = <&dmac 0x2665>, <&dmac 0x2666>; + dma-names = "tx", "rx"; + power-domains = <&cpg>; + #sound-dai-cells = <0>; + status = "disabled"; + }; + + ssi1: ssi@100a8400 { + compatible = "renesas,r9a08g045-ssi", + "renesas,rz-ssi"; + reg = <0 0x100a8400 0 0x400>; + interrupts = , + , + ; + interrupt-names = "int_req", "dma_rx", "dma_tx"; + clocks = <&cpg CPG_MOD R9A08G045_SSI1_PCLK2>, + <&cpg CPG_MOD R9A08G045_SSI1_PCLK_SFR>, + <&audio_clk1>, <&audio_clk2>; + clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2"; + resets = <&cpg R9A08G045_SSI1_RST_M2_REG>; + dmas = <&dmac 0x2669>, <&dmac 0x266a>; + dma-names = "tx", "rx"; + power-domains = <&cpg>; + #sound-dai-cells = <0>; + status = "disabled"; + }; + + ssi2: ssi@100a8800 { + compatible = "renesas,r9a08g045-ssi", + "renesas,rz-ssi"; + reg = <0 0x100a8800 0 0x400>; + interrupts = , + , + ; + interrupt-names = "int_req", "dma_rx", "dma_tx"; + clocks = <&cpg CPG_MOD R9A08G045_SSI2_PCLK2>, + <&cpg CPG_MOD R9A08G045_SSI2_PCLK_SFR>, + <&audio_clk1>, <&audio_clk2>; + clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2"; + resets = <&cpg R9A08G045_SSI2_RST_M2_REG>; + dmas = <&dmac 0x266d>, <&dmac 0x266e>; + dma-names = "tx", "rx"; + power-domains = <&cpg>; + #sound-dai-cells = <0>; + status = "disabled"; + }; + + ssi3: ssi@100a8c00 { + compatible = "renesas,r9a08g045-ssi", + "renesas,rz-ssi"; + reg = <0 0x100a8c00 0 0x400>; + interrupts = , + , + ; + interrupt-names = "int_req", "dma_rx", "dma_tx"; + clocks = <&cpg CPG_MOD R9A08G045_SSI3_PCLK2>, + <&cpg CPG_MOD R9A08G045_SSI3_PCLK_SFR>, + <&audio_clk1>, <&audio_clk2>; + clock-names = "ssi", "ssi_sfr", "audio_clk1", "audio_clk2"; + resets = <&cpg R9A08G045_SSI3_RST_M2_REG>; + dmas = <&dmac 0x2671>, <&dmac 0x2672>; + dma-names = "tx", "rx"; + power-domains = <&cpg>; + #sound-dai-cells = <0>; + status = "disabled"; + }; + cpg: clock-controller@11010000 { compatible = "renesas,r9a08g045-cpg"; reg = <0 0x11010000 0 0x10000>; @@ -179,7 +443,6 @@ sysc: system-controller@11020000 { ; interrupt-names = "lpm_int", "ca55stbydone_int", "cm33stbyr_int", "ca55_deny"; - status = "disabled"; }; pinctrl: pinctrl@11030000 { @@ -425,4 +688,11 @@ timer { interrupt-names = "sec-phys", "phys", "virt", "hyp-phys", "hyp-virt"; }; + + vbattb_xtal: vbattb-xtal { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board. */ + clock-frequency = <0>; + }; }; diff --git a/arch/arm64/boot/dts/renesas/r9a08g045s33-smarc-pmod1-type-3a.dtso b/arch/arm64/boot/dts/renesas/r9a08g045s33-smarc-pmod1-type-3a.dtso new file mode 100644 index 000000000000..4a81e3a3c8bd --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a08g045s33-smarc-pmod1-type-3a.dtso @@ -0,0 +1,48 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G3S SMARC Carrier II EVK PMOD parts + * + * Copyright (C) 2024 Renesas Electronics Corp. + * + * + * [Connection] + * + * SMARC Carrier II EVK + * +--------------------------------------------+ + * |PMOD1_3A (PMOD1 PIN HEADER) | + * | SCIF1_CTS# (pin1) (pin7) PMOD1_GPIO10 | + * | SCIF1_TXD (pin2) (pin8) PMOD1_GPIO11 | + * | SCIF1_RXD (pin3) (pin9) PMOD1_GPIO12 | + * | SCIF1_RTS# (pin4) (pin10) PMOD1_GPIO13 | + * | GND (pin5) (pin11) GND | + * | PWR_PMOD1 (pin6) (pin12) GND | + * +--------------------------------------------+ + * + * The following switches should be set as follows for SCIF1: + * - SW_CONFIG2: ON + * - SW_OPT_MUX4: ON + */ + +/dts-v1/; +/plugin/; + +#include +#include "rzg3s-smarc-switches.h" + +&pinctrl { + scif1_pins: scif1-pins { + pinmux = , /* TXD */ + , /* RXD */ + , /* CTS# */ + ; /* RTS# */ + }; +}; + +#if SW_CONFIG3 == SW_ON && SW_OPT_MUX4 == SW_ON +&scif1 { + pinctrl-names = "default"; + pinctrl-0 = <&scif1_pins>; + uart-has-rtscts; + status = "okay"; +}; +#endif diff --git a/arch/arm64/boot/dts/renesas/r9a09g047.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi new file mode 100644 index 000000000000..b55b113d1f11 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g047.dtsi @@ -0,0 +1,980 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G3E SoC + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#include +#include + +/ { + compatible = "renesas,r9a09g047"; + #address-cells = <2>; + #size-cells = <2>; + + audio_extal_clk: audio-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + /* + * The default cluster table is based on the assumption that the PLLCA55 clock + * frequency is set to 1.7GHz. The PLLCA55 clock frequency can be set to + * 1.7/1.6/1.5/1.1 GHz based on the BOOTPLLCA_0/1 pins (and additionally can be + * clocked to 1.8GHz as well). The table below should be overridden in the board + * DTS based on the PLLCA55 clock frequency. + */ + cluster0_opp: opp-table-0 { + compatible = "operating-points-v2"; + + opp-1700000000 { + opp-hz = /bits/ 64 <1700000000>; + opp-microvolt = <900000>; + clock-latency-ns = <300000>; + }; + opp-850000000 { + opp-hz = /bits/ 64 <850000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-425000000 { + opp-hz = /bits/ 64 <425000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-212500000 { + opp-hz = /bits/ 64 <212500000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + opp-suspend; + }; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu0: cpu@0 { + compatible = "arm,cortex-a55"; + reg = <0>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK0>; + operating-points-v2 = <&cluster0_opp>; + }; + + cpu1: cpu@100 { + compatible = "arm,cortex-a55"; + reg = <0x100>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK1>; + operating-points-v2 = <&cluster0_opp>; + }; + + cpu2: cpu@200 { + compatible = "arm,cortex-a55"; + reg = <0x200>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK2>; + operating-points-v2 = <&cluster0_opp>; + }; + + cpu3: cpu@300 { + compatible = "arm,cortex-a55"; + reg = <0x300>; + device_type = "cpu"; + next-level-cache = <&L3_CA55>; + enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G047_CA55_0_CORECLK3>; + operating-points-v2 = <&cluster0_opp>; + }; + + L3_CA55: cache-controller-0 { + compatible = "cache"; + cache-unified; + cache-size = <0x100000>; + cache-level = <3>; + }; + }; + + gpu_opp_table: opp-table-1 { + compatible = "operating-points-v2"; + + opp-630000000 { + opp-hz = /bits/ 64 <630000000>; + opp-microvolt = <800000>; + }; + + opp-315000000 { + opp-hz = /bits/ 64 <315000000>; + opp-microvolt = <800000>; + }; + + opp-157500000 { + opp-hz = /bits/ 64 <157500000>; + opp-microvolt = <800000>; + }; + + opp-78750000 { + opp-hz = /bits/ 64 <78750000>; + opp-microvolt = <800000>; + }; + + opp-19687500 { + opp-hz = /bits/ 64 <19687500>; + opp-microvolt = <800000>; + }; + }; + + psci { + compatible = "arm,psci-1.0", "arm,psci-0.2"; + method = "smc"; + }; + + qextal_clk: qextal-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + rtxin_clk: rtxin-clk { + compatible = "fixed-clock"; + #clock-cells = <0>; + /* This value must be overridden by the board */ + clock-frequency = <0>; + }; + + soc: soc { + compatible = "simple-bus"; + interrupt-parent = <&gic>; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + icu: interrupt-controller@10400000 { + compatible = "renesas,r9a09g047-icu"; + reg = <0 0x10400000 0 0x10000>; + #interrupt-cells = <2>; + #address-cells = <0>; + interrupt-controller; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "nmi", + "port_irq0", "port_irq1", "port_irq2", + "port_irq3", "port_irq4", "port_irq5", + "port_irq6", "port_irq7", "port_irq8", + "port_irq9", "port_irq10", "port_irq11", + "port_irq12", "port_irq13", "port_irq14", + "port_irq15", + "tint0", "tint1", "tint2", "tint3", + "tint4", "tint5", "tint6", "tint7", + "tint8", "tint9", "tint10", "tint11", + "tint12", "tint13", "tint14", "tint15", + "tint16", "tint17", "tint18", "tint19", + "tint20", "tint21", "tint22", "tint23", + "tint24", "tint25", "tint26", "tint27", + "tint28", "tint29", "tint30", "tint31", + "int-ca55-0", "int-ca55-1", + "int-ca55-2", "int-ca55-3", + "icu-error-ca55", + "gpt-u0-gtciada", "gpt-u0-gtciadb", + "gpt-u1-gtciada", "gpt-u1-gtciadb"; + clocks = <&cpg CPG_MOD 0x5>; + power-domains = <&cpg>; + resets = <&cpg 0x36>; + }; + + pinctrl: pinctrl@10410000 { + compatible = "renesas,r9a09g047-pinctrl"; + reg = <0 0x10410000 0 0x10000>; + clocks = <&cpg CPG_CORE R9A09G047_IOTOP_0_SHCLK>; + gpio-controller; + #gpio-cells = <2>; + gpio-ranges = <&pinctrl 0 0 232>; + #interrupt-cells = <2>; + interrupt-controller; + interrupt-parent = <&icu>; + power-domains = <&cpg>; + resets = <&cpg 0xa5>, <&cpg 0xa6>; + }; + + cpg: clock-controller@10420000 { + compatible = "renesas,r9a09g047-cpg"; + reg = <0 0x10420000 0 0x10000>; + clocks = <&audio_extal_clk>, <&rtxin_clk>, <&qextal_clk>; + clock-names = "audio_extal", "rtxin", "qextal"; + #clock-cells = <2>; + #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + sys: system-controller@10430000 { + compatible = "renesas,r9a09g047-sys"; + reg = <0 0x10430000 0 0x10000>; + clocks = <&cpg CPG_CORE R9A09G047_SYS_0_PCLK>; + resets = <&cpg 0x30>; + }; + + xspi: spi@11030000 { + compatible = "renesas,r9a09g047-xspi"; + reg = <0 0x11030000 0 0x10000>, + <0 0x20000000 0 0x10000000>; + reg-names = "regs", "dirmap"; + interrupts = , + ; + interrupt-names = "pulse", "err_pulse"; + clocks = <&cpg CPG_MOD 0x9f>, + <&cpg CPG_MOD 0xa0>, + <&cpg CPG_CORE R9A09G047_SPI_CLK_SPI>, + <&cpg CPG_MOD 0xa1>; + clock-names = "ahb", "axi", "spi", "spix2"; + resets = <&cpg 0xa3>, <&cpg 0xa4>; + reset-names = "hresetn", "aresetn"; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + scif0: serial@11c01400 { + compatible = "renesas,scif-r9a09g047", "renesas,scif-r9a09g057"; + reg = <0 0x11c01400 0 0x400>; + interrupts = , + , + , + , + , + , + , + , + ; + interrupt-names = "eri", "rxi", "txi", "bri", "dri", + "tei", "tei-dri", "rxi-edge", "txi-edge"; + clocks = <&cpg CPG_MOD 0x8f>; + clock-names = "fck"; + power-domains = <&cpg>; + resets = <&cpg 0x95>; + status = "disabled"; + }; + + canfd: can@12440000 { + compatible = "renesas,r9a09g047-canfd"; + reg = <0 0x12440000 0 0x40000>; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "g_err", "g_recc", + "ch0_err", "ch0_rec", "ch0_trx", + "ch1_err", "ch1_rec", "ch1_trx", + "ch2_err", "ch2_rec", "ch2_trx", + "ch3_err", "ch3_rec", "ch3_trx", + "ch4_err", "ch4_rec", "ch4_trx", + "ch5_err", "ch5_rec", "ch5_trx"; + clocks = <&cpg CPG_MOD 0x9c>, <&cpg CPG_MOD 0x9d>, + <&cpg CPG_MOD 0x9e>; + clock-names = "fck", "ram_clk", "can_clk"; + assigned-clocks = <&cpg CPG_MOD 0x9e>; + assigned-clock-rates = <80000000>; + resets = <&cpg 0xa1>, <&cpg 0xa2>; + reset-names = "rstp_n", "rstc_n"; + power-domains = <&cpg>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + channel1 { + status = "disabled"; + }; + channel2 { + status = "disabled"; + }; + channel3 { + status = "disabled"; + }; + channel4 { + status = "disabled"; + }; + channel5 { + status = "disabled"; + }; + }; + + wdt1: watchdog@14400000 { + compatible = "renesas,r9a09g047-wdt", "renesas,r9a09g057-wdt"; + reg = <0 0x14400000 0 0x400>; + clocks = <&cpg CPG_MOD 0x4d>, <&cpg CPG_MOD 0x4e>; + clock-names = "pclk", "oscclk"; + resets = <&cpg 0x76>; + power-domains = <&cpg>; + status = "disabled"; + }; + + wdt2: watchdog@13000000 { + compatible = "renesas,r9a09g047-wdt", "renesas,r9a09g057-wdt"; + reg = <0 0x13000000 0 0x400>; + clocks = <&cpg CPG_MOD 0x4f>, <&cpg CPG_MOD 0x50>; + clock-names = "pclk", "oscclk"; + resets = <&cpg 0x77>; + power-domains = <&cpg>; + status = "disabled"; + }; + + wdt3: watchdog@13000400 { + compatible = "renesas,r9a09g047-wdt", "renesas,r9a09g057-wdt"; + reg = <0 0x13000400 0 0x400>; + clocks = <&cpg CPG_MOD 0x51>, <&cpg CPG_MOD 0x52>; + clock-names = "pclk", "oscclk"; + resets = <&cpg 0x78>; + power-domains = <&cpg>; + status = "disabled"; + }; + + i2c0: i2c@14400400 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14400400 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x94>; + resets = <&cpg 0x98>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c1: i2c@14400800 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14400800 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x95>; + resets = <&cpg 0x99>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c2: i2c@14400c00 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14400c00 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x96>; + resets = <&cpg 0x9a>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c3: i2c@14401000 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14401000 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x97>; + resets = <&cpg 0x9b>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c4: i2c@14401400 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14401400 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x98>; + resets = <&cpg 0x9c>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c5: i2c@14401800 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14401800 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x99>; + resets = <&cpg 0x9d>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c6: i2c@14401c00 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14401c00 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x9a>; + resets = <&cpg 0x9e>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c7: i2c@14402000 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x14402000 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x9b>; + resets = <&cpg 0x9f>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + i2c8: i2c@11c01000 { + compatible = "renesas,riic-r9a09g047", "renesas,riic-r9a09g057"; + reg = <0 0x11c01000 0 0x400>; + interrupts = , + , + , + , + , + , + , + ; + interrupt-names = "tei", "ri", "ti", "spi", "sti", + "naki", "ali", "tmoi"; + clocks = <&cpg CPG_MOD 0x93>; + resets = <&cpg 0xa0>; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + + gpu: gpu@14850000 { + compatible = "renesas,r9a09g047-mali", + "arm,mali-bifrost"; + reg = <0x0 0x14850000 0x0 0x10000>; + interrupts = , + , + , + ; + interrupt-names = "job", "mmu", "gpu", "event"; + clocks = <&cpg CPG_MOD 0xf0>, + <&cpg CPG_MOD 0xf1>, + <&cpg CPG_MOD 0xf2>; + clock-names = "gpu", "bus", "bus_ace"; + power-domains = <&cpg>; + resets = <&cpg 0xdd>, <&cpg 0xde>, <&cpg 0xdf>; + reset-names = "rst", "axi_rst", "ace_rst"; + operating-points-v2 = <&gpu_opp_table>; + status = "disabled"; + }; + + gic: interrupt-controller@14900000 { + compatible = "arm,gic-v3"; + reg = <0x0 0x14900000 0 0x20000>, + <0x0 0x14940000 0 0x80000>; + #interrupt-cells = <3>; + #address-cells = <0>; + interrupt-controller; + interrupts = ; + }; + + sdhi0: mmc@15c00000 { + compatible = "renesas,sdhi-r9a09g047", "renesas,sdhi-r9a09g057"; + reg = <0x0 0x15c00000 0 0x10000>; + interrupts = , + ; + clocks = <&cpg CPG_MOD 0xa3>, <&cpg CPG_MOD 0xa5>, + <&cpg CPG_MOD 0xa4>, <&cpg CPG_MOD 0xa6>; + clock-names = "core", "clkh", "cd", "aclk"; + resets = <&cpg 0xa7>; + power-domains = <&cpg>; + status = "disabled"; + + sdhi0_vqmmc: vqmmc-regulator { + regulator-name = "SDHI0-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; + }; + + sdhi1: mmc@15c10000 { + compatible = "renesas,sdhi-r9a09g047", "renesas,sdhi-r9a09g057"; + reg = <0x0 0x15c10000 0 0x10000>; + interrupts = , + ; + clocks = <&cpg CPG_MOD 0xa7>, <&cpg CPG_MOD 0xa9>, + <&cpg CPG_MOD 0xa8>, <&cpg CPG_MOD 0xaa>; + clock-names = "core", "clkh", "cd", "aclk"; + resets = <&cpg 0xa8>; + power-domains = <&cpg>; + status = "disabled"; + + sdhi1_vqmmc: vqmmc-regulator { + regulator-name = "SDHI1-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; + }; + + sdhi2: mmc@15c20000 { + compatible = "renesas,sdhi-r9a09g047", "renesas,sdhi-r9a09g057"; + reg = <0x0 0x15c20000 0 0x10000>; + interrupts = , + ; + clocks = <&cpg CPG_MOD 0xab>, <&cpg CPG_MOD 0xad>, + <&cpg CPG_MOD 0xac>, <&cpg CPG_MOD 0xae>; + clock-names = "core", "clkh", "cd", "aclk"; + resets = <&cpg 0xa9>; + power-domains = <&cpg>; + status = "disabled"; + + sdhi2_vqmmc: vqmmc-regulator { + regulator-name = "SDHI2-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; + }; + + eth0: ethernet@15c30000 { + compatible = "renesas,r9a09g047-gbeth", "renesas,rzv2h-gbeth", + "snps,dwmac-5.20"; + reg = <0 0x15c30000 0 0x10000>; + clocks = <&cpg CPG_MOD 0xbd>, <&cpg CPG_MOD 0xbc>, + <&cpg CPG_CORE R9A09G047_GBETH_0_CLK_PTP_REF_I>, + <&cpg CPG_MOD 0xb8>, <&cpg CPG_MOD 0xb9>, + <&cpg CPG_MOD 0xba>, <&cpg CPG_MOD 0xbb>; + clock-names = "stmmaceth", "pclk", "ptp_ref", + "tx", "rx", "tx-180", "rx-180"; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi", + "rx-queue-0", "rx-queue-1", "rx-queue-2", + "rx-queue-3", "tx-queue-0", "tx-queue-1", + "tx-queue-2", "tx-queue-3"; + resets = <&cpg 0xb0>; + power-domains = <&cpg>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + rx-fifo-depth = <8192>; + tx-fifo-depth = <8192>; + snps,mixed-burst; + snps,force_sf_dma_mode; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup0>; + snps,mtl-tx-config = <&mtl_tx_setup0>; + snps,txpbl = <32>; + snps,rxpbl = <32>; + status = "disabled"; + + mdio0: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + + mtl_rx_setup0: rx-queues-config { + snps,rx-queues-to-use = <4>; + snps,rx-sched-sp; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + snps,map-to-dma-channel = <0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + snps,map-to-dma-channel = <1>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + snps,map-to-dma-channel = <2>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + snps,map-to-dma-channel = <3>; + }; + }; + + mtl_tx_setup0: tx-queues-config { + snps,tx-queues-to-use = <4>; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + }; + }; + }; + + eth1: ethernet@15c40000 { + compatible = "renesas,r9a09g047-gbeth", "renesas,rzv2h-gbeth", + "snps,dwmac-5.20"; + reg = <0 0x15c40000 0 0x10000>; + clocks = <&cpg CPG_MOD 0xc3>, <&cpg CPG_MOD 0xc2>, + <&cpg CPG_CORE R9A09G047_GBETH_1_CLK_PTP_REF_I>, + <&cpg CPG_MOD 0xbe>, <&cpg CPG_MOD 0xbf>, + <&cpg CPG_MOD 0xc0>, <&cpg CPG_MOD 0xc1>; + clock-names = "stmmaceth", "pclk", "ptp_ref", + "tx", "rx", "tx-180", "rx-180"; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi", + "rx-queue-0", "rx-queue-1", "rx-queue-2", + "rx-queue-3", "tx-queue-0", "tx-queue-1", + "tx-queue-2", "tx-queue-3"; + resets = <&cpg 0xb1>; + power-domains = <&cpg>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + rx-fifo-depth = <8192>; + tx-fifo-depth = <8192>; + snps,mixed-burst; + snps,force_sf_dma_mode; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup1>; + snps,mtl-tx-config = <&mtl_tx_setup1>; + snps,txpbl = <32>; + snps,rxpbl = <32>; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + + mtl_rx_setup1: rx-queues-config { + snps,rx-queues-to-use = <4>; + snps,rx-sched-sp; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + snps,map-to-dma-channel = <0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + snps,map-to-dma-channel = <1>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + snps,map-to-dma-channel = <2>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + snps,map-to-dma-channel = <3>; + }; + }; + + mtl_tx_setup1: tx-queues-config { + snps,tx-queues-to-use = <4>; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + }; + }; + }; + + cru: video@16000000 { + compatible = "renesas,r9a09g047-cru"; + reg = <0 0x16000000 0 0x400>; + clocks = <&cpg CPG_MOD 0xd3>, + <&cpg CPG_MOD 0xd4>, + <&cpg CPG_MOD 0xd2>; + clock-names = "video", "apb", "axi"; + interrupts = , + , + , + , + ; + interrupt-names = "image_conv", "axi_mst_err", + "vd_addr_wend", "sd_addr_wend", + "vsd_addr_wend"; + resets = <&cpg 0xc5>, <&cpg 0xc6>; + reset-names = "presetn", "aresetn"; + power-domains = <&cpg>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + #address-cells = <1>; + #size-cells = <0>; + + reg = <1>; + crucsi2: endpoint@0 { + reg = <0>; + remote-endpoint = <&csi2cru>; + }; + }; + }; + }; + + csi2: csi2@16000400 { + compatible = "renesas,r9a09g047-csi2", "renesas,r9a09g057-csi2"; + reg = <0 0x16000400 0 0xc00>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xd3>, <&cpg CPG_MOD 0xd4>; + clock-names = "video", "apb"; + resets = <&cpg 0xc5>, <&cpg 0xc7>; + reset-names = "presetn", "cmn-rstb"; + power-domains = <&cpg>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + }; + + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + csi2cru: endpoint@0 { + reg = <0>; + remote-endpoint = <&crucsi2>; + }; + }; + }; + }; + }; + + stmmac_axi_setup: stmmac-axi-config { + snps,lpi_en; + snps,wr_osr_lmt = <0xf>; + snps,rd_osr_lmt = <0xf>; + snps,blen = <16 8 4 0 0 0 0>; + }; + + timer { + compatible = "arm,armv8-timer"; + interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, + <&gic GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>, + <&gic GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>, + <&gic GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>, + <&gic GIC_PPI 12 IRQ_TYPE_LEVEL_LOW>; + interrupt-names = "sec-phys", "phys", "virt", "hyp-phys", "hyp-virt"; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e37.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047e37.dtsi new file mode 100644 index 000000000000..e50d9159e832 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g047e37.dtsi @@ -0,0 +1,18 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G3E R9A09G047E37 SoC specific parts + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r9a09g047.dtsi" + +/ { + compatible = "renesas,r9a09g047e37", "renesas,r9a09g047"; + + cpus { + /delete-node/ cpu@200; + /delete-node/ cpu@300; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc-cru-csi-ov5645.dtso b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc-cru-csi-ov5645.dtso new file mode 100644 index 000000000000..0f18f68f8120 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc-cru-csi-ov5645.dtso @@ -0,0 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Device Tree overlay for the RZ/G3E SMARC EVK with OV5645 camera + * connected to CSI and CRU enabled. + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +#define OV5645_PARENT_I2C i2c0 +#include "rz-smarc-cru-csi-ov5645.dtsi" + +&ov5645 { + enable-gpios = <&pinctrl RZG3E_GPIO(D, 6) GPIO_ACTIVE_HIGH>; + reset-gpios = <&pinctrl RZG3E_GPIO(D, 7) GPIO_ACTIVE_LOW>; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts new file mode 100644 index 000000000000..2454a9743df2 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g047e57-smarc.dts @@ -0,0 +1,143 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G3E SMARC EVK board + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +/dts-v1/; + +/* Switch selection settings */ +#define SW_GPIO8_CAN0_STB 0 +#define SW_GPIO9_CAN1_STB 0 +#define SW_LCD_EN 0 +#define SW_PDM_EN 0 +#define SW_SD0_DEV_SEL 0 +#define SW_SDIO_M2E 0 + +#include +#include +#include "r9a09g047e57.dtsi" +#include "rzg3e-smarc-som.dtsi" +#include "renesas-smarc2.dtsi" + +/ { + model = "Renesas SMARC EVK version 2 based on r9a09g047e57"; + compatible = "renesas,smarc2-evk", "renesas,rzg3e-smarcm", + "renesas,r9a09g047e57", "renesas,r9a09g047"; + + vqmmc_sd1_pvdd: regulator-vqmmc-sd1-pvdd { + compatible = "regulator-gpio"; + regulator-name = "SD1_PVDD"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + gpios = <&pinctrl RZG3E_GPIO(1, 5) GPIO_ACTIVE_HIGH>; + gpios-states = <0>; + states = <3300000 0>, <1800000 1>; + }; +}; + +&canfd { + pinctrl-0 = <&canfd_pins>; + pinctrl-names = "default"; + +#if (!SW_PDM_EN) + channel1 { + status = "okay"; +#if (!SW_LCD_EN) && (SW_GPIO9_CAN1_STB) + phys = <&can_transceiver1>; +#endif + }; +#endif + +#if (!SW_LCD_EN) + channel4 { + status = "okay"; +#if (SW_GPIO8_CAN0_STB) + phys = <&can_transceiver0>; +#endif + }; +#endif +}; + +#if (!SW_LCD_EN) && (SW_GPIO8_CAN0_STB) +&can_transceiver0 { + standby-gpios = <&pinctrl RZG3E_GPIO(5, 4) GPIO_ACTIVE_HIGH>; + status = "okay"; +}; +#endif + +#if (!SW_LCD_EN) && (SW_GPIO9_CAN1_STB) +&can_transceiver1 { + standby-gpios = <&pinctrl RZG3E_GPIO(5, 5) GPIO_ACTIVE_HIGH>; + status = "okay"; +}; +#endif + +&i2c0 { + pinctrl-0 = <&i2c0_pins>; + pinctrl-names = "default"; +}; + +&pinctrl { + canfd_pins: canfd { + can1_pins: can1 { + pinmux = , /* RX */ + ; /* TX */ + }; + + can4_pins: can4 { + pinmux = , /* RX */ + ; /* TX */ + }; + }; + + i2c0_pins: i2c0 { + pinmux = , /* SCL0 */ + ; /* SDA0 */ + }; + + scif_pins: scif { + pins = "SCIF_TXD", "SCIF_RXD"; + renesas,output-impedance = <1>; + }; + + sd1-pwr-en-hog { + gpio-hog; + gpios = ; + output-high; + line-name = "sd1_pwr_en"; + }; + + sdhi1_pins: sd1 { + sd1-cd { + pinmux = ; /* SD1CD */ + }; + + sd1-ctrl { + pinmux = , /* SD1CLK */ + ; /* SD1CMD */ + }; + + sd1-data { + pinmux = , /* SD1DAT0 */ + , /* SD1DAT1 */ + , /* SD1DAT2 */ + ; /* SD1DAT3 */ + }; + }; +}; + +&scif0 { + pinctrl-0 = <&scif_pins>; + pinctrl-names = "default"; +}; + +&sdhi1 { + pinctrl-0 = <&sdhi1_pins>; + pinctrl-1 = <&sdhi1_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <&vqmmc_sd1_pvdd>; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g047e57.dtsi b/arch/arm64/boot/dts/renesas/r9a09g047e57.dtsi new file mode 100644 index 000000000000..98a5faebd47a --- /dev/null +++ b/arch/arm64/boot/dts/renesas/r9a09g047e57.dtsi @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ/G3E R9A09G047E57 SoC specific parts + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +/dts-v1/; +#include "r9a09g047.dtsi" + +/ { + compatible = "renesas,r9a09g047e57", "renesas,r9a09g047"; +}; diff --git a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi index 1ad5a1b6917f..b97828f498d6 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g057.dtsi +++ b/arch/arm64/boot/dts/renesas/r9a09g057.dtsi @@ -20,6 +20,39 @@ audio_extal_clk: audio-clk { clock-frequency = <0>; }; + /* + * The default cluster table is based on the assumption that the PLLCA55 clock + * frequency is set to 1.7GHz. The PLLCA55 clock frequency can be set to + * 1.7/1.6/1.5/1.1 GHz based on the BOOTPLLCA_0/1 pins (and additionally can be + * clocked to 1.8GHz as well). The table below should be overridden in the board + * DTS based on the PLLCA55 clock frequency. + */ + cluster0_opp: opp-table-0 { + compatible = "operating-points-v2"; + + opp-1700000000 { + opp-hz = /bits/ 64 <1700000000>; + opp-microvolt = <900000>; + clock-latency-ns = <300000>; + }; + opp-850000000 { + opp-hz = /bits/ 64 <850000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-425000000 { + opp-hz = /bits/ 64 <425000000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + }; + opp-212500000 { + opp-hz = /bits/ 64 <212500000>; + opp-microvolt = <800000>; + clock-latency-ns = <300000>; + opp-suspend; + }; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -30,6 +63,8 @@ cpu0: cpu@0 { device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK0>; + operating-points-v2 = <&cluster0_opp>; }; cpu1: cpu@100 { @@ -38,6 +73,8 @@ cpu1: cpu@100 { device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK1>; + operating-points-v2 = <&cluster0_opp>; }; cpu2: cpu@200 { @@ -46,6 +83,8 @@ cpu2: cpu@200 { device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK2>; + operating-points-v2 = <&cluster0_opp>; }; cpu3: cpu@300 { @@ -54,6 +93,8 @@ cpu3: cpu@300 { device_type = "cpu"; next-level-cache = <&L3_CA55>; enable-method = "psci"; + clocks = <&cpg CPG_CORE R9A09G057_CA55_0_CORE_CLK3>; + operating-points-v2 = <&cluster0_opp>; }; L3_CA55: cache-controller-0 { @@ -90,6 +131,95 @@ soc: soc { #size-cells = <2>; ranges; + icu: interrupt-controller@10400000 { + compatible = "renesas,r9a09g057-icu"; + reg = <0 0x10400000 0 0x10000>; + #interrupt-cells = <2>; + #address-cells = <0>; + interrupt-controller; + interrupts = , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "nmi", + "port_irq0", "port_irq1", "port_irq2", + "port_irq3", "port_irq4", "port_irq5", + "port_irq6", "port_irq7", "port_irq8", + "port_irq9", "port_irq10", "port_irq11", + "port_irq12", "port_irq13", "port_irq14", + "port_irq15", + "tint0", "tint1", "tint2", "tint3", + "tint4", "tint5", "tint6", "tint7", + "tint8", "tint9", "tint10", "tint11", + "tint12", "tint13", "tint14", "tint15", + "tint16", "tint17", "tint18", "tint19", + "tint20", "tint21", "tint22", "tint23", + "tint24", "tint25", "tint26", "tint27", + "tint28", "tint29", "tint30", "tint31", + "int-ca55-0", "int-ca55-1", + "int-ca55-2", "int-ca55-3", + "icu-error-ca55", + "gpt-u0-gtciada", "gpt-u0-gtciadb", + "gpt-u1-gtciada", "gpt-u1-gtciadb"; + clocks = <&cpg CPG_MOD 0x5>; + power-domains = <&cpg>; + resets = <&cpg 0x36>; + }; + pinctrl: pinctrl@10410000 { compatible = "renesas,r9a09g057-pinctrl"; reg = <0 0x10410000 0 0x10000>; @@ -99,6 +229,7 @@ pinctrl: pinctrl@10410000 { gpio-ranges = <&pinctrl 0 0 96>; #interrupt-cells = <2>; interrupt-controller; + interrupt-parent = <&icu>; power-domains = <&cpg>; resets = <&cpg 0xa5>, <&cpg 0xa6>; }; @@ -118,6 +249,26 @@ sys: system-controller@10430000 { reg = <0 0x10430000 0 0x10000>; clocks = <&cpg CPG_CORE R9A09G057_SYS_0_PCLK>; resets = <&cpg 0x30>; + }; + + xspi: spi@11030000 { + compatible = "renesas,r9a09g057-xspi", "renesas,r9a09g047-xspi"; + reg = <0 0x11030000 0 0x10000>, + <0 0x20000000 0 0x10000000>; + reg-names = "regs", "dirmap"; + interrupts = , + ; + interrupt-names = "pulse", "err_pulse"; + clocks = <&cpg CPG_MOD 0x9f>, + <&cpg CPG_MOD 0xa0>, + <&cpg CPG_CORE R9A09G057_SPI_CLK_SPI>, + <&cpg CPG_MOD 0xa1>; + clock-names = "ahb", "axi", "spi", "spix2"; + resets = <&cpg 0xa3>, <&cpg 0xa4>; + reset-names = "hresetn", "aresetn"; + power-domains = <&cpg>; + #address-cells = <1>; + #size-cells = <0>; status = "disabled"; }; @@ -461,6 +612,119 @@ gic: interrupt-controller@14900000 { interrupts = ; }; + ohci0: usb@15800000 { + compatible = "generic-ohci"; + reg = <0 0x15800000 0 0x100>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb3>, <&cpg CPG_MOD 0xb6>; + resets = <&usb20phyrst>, <&cpg 0xac>; + phys = <&usb2_phy0 1>; + phy-names = "usb"; + power-domains = <&cpg>; + status = "disabled"; + }; + + ohci1: usb@15810000 { + compatible = "generic-ohci"; + reg = <0 0x15810000 0 0x100>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb4>, <&cpg CPG_MOD 0xb7>; + resets = <&usb21phyrst>, <&cpg 0xad>; + phys = <&usb2_phy1 1>; + phy-names = "usb"; + power-domains = <&cpg>; + status = "disabled"; + }; + + ehci0: usb@15800100 { + compatible = "generic-ehci"; + reg = <0 0x15800100 0 0x100>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb3>, <&cpg CPG_MOD 0xb6>; + resets = <&usb20phyrst>, <&cpg 0xac>; + phys = <&usb2_phy0 2>; + phy-names = "usb"; + companion = <&ohci0>; + power-domains = <&cpg>; + status = "disabled"; + }; + + ehci1: usb@15810100 { + compatible = "generic-ehci"; + reg = <0 0x15810100 0 0x100>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb4>, <&cpg CPG_MOD 0xb7>; + resets = <&usb21phyrst>, <&cpg 0xad>; + phys = <&usb2_phy1 2>; + phy-names = "usb"; + companion = <&ohci1>; + power-domains = <&cpg>; + status = "disabled"; + }; + + usb2_phy0: usb-phy@15800200 { + compatible = "renesas,usb2-phy-r9a09g057"; + reg = <0 0x15800200 0 0x700>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb3>, + <&cpg CPG_CORE R9A09G057_USB2_0_CLK_CORE0>; + clock-names = "fck", "usb_x1"; + resets = <&usb20phyrst>; + #phy-cells = <1>; + power-domains = <&cpg>; + status = "disabled"; + }; + + usb2_phy1: usb-phy@15810200 { + compatible = "renesas,usb2-phy-r9a09g057"; + reg = <0 0x15810200 0 0x700>; + interrupts = ; + clocks = <&cpg CPG_MOD 0xb4>, + <&cpg CPG_CORE R9A09G057_USB2_0_CLK_CORE1>; + clock-names = "fck", "usb_x1"; + resets = <&usb21phyrst>; + #phy-cells = <1>; + power-domains = <&cpg>; + status = "disabled"; + }; + + hsusb: usb@15820000 { + compatible = "renesas,usbhs-r9a09g057", + "renesas,rzg2l-usbhs"; + reg = <0 0x15820000 0 0x10000>; + interrupts = , + , + , + ; + clocks = <&cpg CPG_MOD 0xb3>, <&cpg CPG_MOD 0xb5>; + resets = <&usb20phyrst>, + <&cpg 0xae>; + phys = <&usb2_phy0 3>; + phy-names = "usb"; + power-domains = <&cpg>; + status = "disabled"; + }; + + usb20phyrst: usb20phy-reset@15830000 { + compatible = "renesas,r9a09g057-usb2phy-reset"; + reg = <0 0x15830000 0 0x10000>; + clocks = <&cpg CPG_MOD 0xb6>; + resets = <&cpg 0xaf>; + power-domains = <&cpg>; + #reset-cells = <0>; + status = "disabled"; + }; + + usb21phyrst: usb21phy-reset@15840000 { + compatible = "renesas,r9a09g057-usb2phy-reset"; + reg = <0 0x15840000 0 0x10000>; + clocks = <&cpg CPG_MOD 0xb7>; + resets = <&cpg 0xaf>; + power-domains = <&cpg>; + #reset-cells = <0>; + status = "disabled"; + }; + sdhi0: mmc@15c00000 { compatible = "renesas,sdhi-r9a09g057"; reg = <0x0 0x15c00000 0 0x10000>; @@ -472,6 +736,13 @@ sdhi0: mmc@15c00000 { resets = <&cpg 0xa7>; power-domains = <&cpg>; status = "disabled"; + + sdhi0_vqmmc: vqmmc-regulator { + regulator-name = "SDHI0-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; }; sdhi1: mmc@15c10000 { @@ -485,6 +756,13 @@ sdhi1: mmc@15c10000 { resets = <&cpg 0xa8>; power-domains = <&cpg>; status = "disabled"; + + sdhi1_vqmmc: vqmmc-regulator { + regulator-name = "SDHI1-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; }; sdhi2: mmc@15c20000 { @@ -498,9 +776,225 @@ sdhi2: mmc@15c20000 { resets = <&cpg 0xa9>; power-domains = <&cpg>; status = "disabled"; + + sdhi2_vqmmc: vqmmc-regulator { + regulator-name = "SDHI2-VQMMC"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + status = "disabled"; + }; + }; + + eth0: ethernet@15c30000 { + compatible = "renesas,r9a09g057-gbeth", "renesas,rzv2h-gbeth", + "snps,dwmac-5.20"; + reg = <0 0x15c30000 0 0x10000>; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi", + "rx-queue-0", "rx-queue-1", "rx-queue-2", + "rx-queue-3", "tx-queue-0", "tx-queue-1", + "tx-queue-2", "tx-queue-3"; + clocks = <&cpg CPG_MOD 0xbd>, <&cpg CPG_MOD 0xbc>, + <&cpg CPG_CORE R9A09G057_GBETH_0_CLK_PTP_REF_I>, + <&cpg CPG_MOD 0xb8>, <&cpg CPG_MOD 0xb9>, + <&cpg CPG_MOD 0xba>, <&cpg CPG_MOD 0xbb>; + clock-names = "stmmaceth", "pclk", "ptp_ref", + "tx", "rx", "tx-180", "rx-180"; + resets = <&cpg 0xb0>; + power-domains = <&cpg>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + rx-fifo-depth = <8192>; + tx-fifo-depth = <8192>; + snps,fixed-burst; + snps,no-pbl-x8; + snps,force_thresh_dma_mode; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup0>; + snps,mtl-tx-config = <&mtl_tx_setup0>; + snps,txpbl = <32>; + snps,rxpbl = <32>; + status = "disabled"; + + mdio0: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + + mtl_rx_setup0: rx-queues-config { + snps,rx-queues-to-use = <4>; + snps,rx-sched-sp; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + snps,map-to-dma-channel = <0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + snps,map-to-dma-channel = <1>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + snps,map-to-dma-channel = <2>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + snps,map-to-dma-channel = <3>; + }; + }; + + mtl_tx_setup0: tx-queues-config { + snps,tx-queues-to-use = <4>; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + }; + }; + }; + + eth1: ethernet@15c40000 { + compatible = "renesas,r9a09g057-gbeth", "renesas,rzv2h-gbeth", + "snps,dwmac-5.20"; + reg = <0 0x15c40000 0 0x10000>; + interrupts = , + , + , + , + , + , + , + , + , + , + ; + interrupt-names = "macirq", "eth_wake_irq", "eth_lpi", + "rx-queue-0", "rx-queue-1", "rx-queue-2", + "rx-queue-3", "tx-queue-0", "tx-queue-1", + "tx-queue-2", "tx-queue-3"; + clocks = <&cpg CPG_MOD 0xc3>, <&cpg CPG_MOD 0xc2>, + <&cpg CPG_CORE R9A09G057_GBETH_1_CLK_PTP_REF_I>, + <&cpg CPG_MOD 0xbe>, <&cpg CPG_MOD 0xbf>, + <&cpg CPG_MOD 0xc0>, <&cpg CPG_MOD 0xc1>; + clock-names = "stmmaceth", "pclk", "ptp_ref", + "tx", "rx", "tx-180", "rx-180"; + resets = <&cpg 0xb1>; + power-domains = <&cpg>; + snps,multicast-filter-bins = <256>; + snps,perfect-filter-entries = <128>; + rx-fifo-depth = <8192>; + tx-fifo-depth = <8192>; + snps,fixed-burst; + snps,no-pbl-x8; + snps,force_thresh_dma_mode; + snps,axi-config = <&stmmac_axi_setup>; + snps,mtl-rx-config = <&mtl_rx_setup1>; + snps,mtl-tx-config = <&mtl_tx_setup1>; + snps,txpbl = <32>; + snps,rxpbl = <32>; + status = "disabled"; + + mdio1: mdio { + compatible = "snps,dwmac-mdio"; + #address-cells = <1>; + #size-cells = <0>; + }; + + mtl_rx_setup1: rx-queues-config { + snps,rx-queues-to-use = <4>; + snps,rx-sched-sp; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + snps,map-to-dma-channel = <0>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + snps,map-to-dma-channel = <1>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + snps,map-to-dma-channel = <2>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + snps,map-to-dma-channel = <3>; + }; + }; + + mtl_tx_setup1: tx-queues-config { + snps,tx-queues-to-use = <4>; + + queue0 { + snps,dcb-algorithm; + snps,priority = <0x1>; + }; + + queue1 { + snps,dcb-algorithm; + snps,priority = <0x2>; + }; + + queue2 { + snps,dcb-algorithm; + snps,priority = <0x4>; + }; + + queue3 { + snps,dcb-algorithm; + snps,priority = <0x8>; + }; + }; }; }; + stmmac_axi_setup: stmmac-axi-config { + snps,lpi_en; + snps,wr_osr_lmt = <0xf>; + snps,rd_osr_lmt = <0xf>; + snps,blen = <16 8 4 0 0 0 0>; + }; + timer { compatible = "arm,armv8-timer"; interrupts-extended = <&gic GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>, diff --git a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts index 4703da8e9cff..3a413837c58f 100644 --- a/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts +++ b/arch/arm64/boot/dts/renesas/r9a09g057h44-rzv2h-evk.dts @@ -7,7 +7,7 @@ /dts-v1/; -#include +#include #include #include "r9a09g057.dtsi" @@ -16,6 +16,8 @@ / { compatible = "renesas,rzv2h-evk", "renesas,r9a09g057h44", "renesas,r9a09g057"; aliases { + ethernet0 = ð0; + ethernet1 = ð1; i2c0 = &i2c0; i2c1 = &i2c1; i2c2 = &i2c2; @@ -43,6 +45,15 @@ memory@240000000 { reg = <0x2 0x40000000 0x2 0x00000000>; }; + reg_1p8v: regulator-1p8v { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + reg_3p3v: regulator1 { compatible = "regulator-fixed"; @@ -56,7 +67,7 @@ reg_3p3v: regulator1 { vqmmc_sdhi1: regulator-vccq-sdhi1 { compatible = "regulator-gpio"; regulator-name = "SDHI1 VccQ"; - gpios = <&pinctrl RZG2L_GPIO(10, 2) GPIO_ACTIVE_HIGH>; + gpios = <&pinctrl RZV2H_GPIO(A, 2) GPIO_ACTIVE_HIGH>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; gpios-states = <0>; @@ -68,6 +79,36 @@ &audio_extal_clk { clock-frequency = <22579200>; }; +&ehci0 { + dr_mode = "otg"; + status = "okay"; +}; + +&ehci1 { + status = "okay"; +}; + +ð0 { + pinctrl-0 = <ð0_pins>; + pinctrl-names = "default"; + phy-handle = <&phy0>; + phy-mode = "rgmii-id"; + status = "okay"; +}; + +ð1 { + pinctrl-0 = <ð1_pins>; + pinctrl-names = "default"; + phy-handle = <&phy1>; + phy-mode = "rgmii-id"; + status = "okay"; +}; + +&hsusb { + dr_mode = "otg"; + status = "okay"; +}; + &i2c0 { pinctrl-0 = <&i2c0_pins>; pinctrl-names = "default"; @@ -124,6 +165,53 @@ &i2c8 { status = "okay"; }; +&mdio0 { + phy0: ethernet-phy@0 { + compatible = "ethernet-phy-id0022.1640", "ethernet-phy-ieee802.3-c22"; + reg = <0>; + rxc-skew-psec = <0>; + txc-skew-psec = <0>; + rxdv-skew-psec = <0>; + txdv-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; + +&mdio1 { + phy1: ethernet-phy@1 { + compatible = "ethernet-phy-id0022.1640", "ethernet-phy-ieee802.3-c22"; + reg = <0>; + rxc-skew-psec = <0>; + txc-skew-psec = <0>; + rxdv-skew-psec = <0>; + txdv-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; + +&ohci0 { + dr_mode = "otg"; + status = "okay"; +}; + +&ohci1 { + status = "okay"; +}; + &ostm0 { status = "okay"; }; @@ -157,39 +245,49 @@ &ostm7 { }; &pinctrl { + eth0_pins: eth0 { + pins = "ET0_TXC_TXCLK"; + output-enable; + }; + + eth1_pins: eth1 { + pins = "ET1_TXC_TXCLK"; + output-enable; + }; + i2c0_pins: i2c0 { - pinmux = , /* I2C0_SDA */ - ; /* I2C0_SCL */ + pinmux = , /* I2C0_SDA */ + ; /* I2C0_SCL */ }; i2c1_pins: i2c1 { - pinmux = , /* I2C1_SDA */ - ; /* I2C1_SCL */ + pinmux = , /* I2C1_SDA */ + ; /* I2C1_SCL */ }; i2c2_pins: i2c2 { - pinmux = , /* I2C2_SDA */ - ; /* I2C2_SCL */ + pinmux = , /* I2C2_SDA */ + ; /* I2C2_SCL */ }; i2c3_pins: i2c3 { - pinmux = , /* I2C3_SDA */ - ; /* I2C3_SCL */ + pinmux = , /* I2C3_SDA */ + ; /* I2C3_SCL */ }; i2c6_pins: i2c6 { - pinmux = , /* I2C6_SDA */ - ; /* I2C6_SCL */ + pinmux = , /* I2C6_SDA */ + ; /* I2C6_SCL */ }; i2c7_pins: i2c7 { - pinmux = , /* I2C7_SDA */ - ; /* I2C7_SCL */ + pinmux = , /* I2C7_SDA */ + ; /* I2C7_SCL */ }; i2c8_pins: i2c8 { - pinmux = , /* I2C8_SDA */ - ; /* I2C8_SCL */ + pinmux = , /* I2C8_SDA */ + ; /* I2C8_SCL */ }; scif_pins: scif { @@ -199,7 +297,7 @@ scif_pins: scif { sd1-pwr-en-hog { gpio-hog; - gpios = ; + gpios = ; output-high; line-name = "sd1_pwr_en"; }; @@ -219,7 +317,39 @@ sd1_clk { }; sd1_cd { - pinmux = ; /* SD1_CD */ + pinmux = ; /* SD1_CD */ + }; + }; + + usb20_pins: usb20 { + ovc { + pinmux = ; /* OVC */ + }; + + vbus { + pinmux = ; /* VBUS */ + }; + }; + + usb21_pins: usb21 { + ovc { + pinmux = ; /* OVC */ + }; + + vbus { + pinmux = ; /* VBUS */ + }; + }; + + xspi_pins: xspi0 { + ctrl { + pins = "XSPI0_RESET0N", "XSPI0_CS0N", "XSPI0_CKP"; + output-enable; + }; + + io { + pins = "XSPI0_IO0", "XSPI0_IO1", "XSPI0_IO2", "XSPI0_IO3"; + renesas,output-impedance = <3>; }; }; }; @@ -251,6 +381,71 @@ &sdhi1 { status = "okay"; }; +&usb20phyrst { + status = "okay"; +}; + +&usb21phyrst { + status = "okay"; +}; + +&usb2_phy0 { + pinctrl-0 = <&usb20_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + +&usb2_phy1 { + pinctrl-0 = <&usb21_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + &wdt1 { status = "okay"; }; + +&xspi { + pinctrl-0 = <&xspi_pins>; + pinctrl-names = "default"; + /* + * MT25QU512ABB8E12 flash chip is capable of running at 166MHz + * clock frequency. Set the clock frequency to the maximum 133MHz + * supported by the RZ/V2H SoC. + */ + assigned-clocks = <&cpg CPG_CORE R9A09G057_SPI_CLK_SPI>; + assigned-clock-rates = <133333334>; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + vcc-supply = <®_1p8v>; + m25p,fast-read; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bl2"; + reg = <0x00000000 0x00060000>; + }; + + partition@60000 { + label = "fip"; + reg = <0x00060000 0x1fa0000>; + }; + + partition@2000000 { + label = "user"; + reg = <0x2000000 0x2000000>; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi new file mode 100644 index 000000000000..3cac292f20b3 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/renesas-smarc2.dtsi @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the RZ SMARC Carrier-II Board. + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +/* + * Please set the switch position SW_OPT_MUX.1 on the carrier board and the + * corresponding macro SW_SDIO_M2E on the board DTS: + * + * SW_SDIO_M2E: + * 0 - SMARC SDIO signal is connected to uSD1 + * 1 - SMARC SDIO signal is connected to M.2 Key E connector + * + * Please set the switch position SW_GPIO_CAN_PMOD on the carrier board and the + * corresponding macro SW_GPIO8_CAN0_STB/SW_GPIO8_CAN0_STB on the board DTS: + * + * SW_GPIO8_CAN0_STB: + * 0 - Connect to GPIO8 PMOD (default) + * 1 - Connect to CAN0 transceiver STB pin + * + * SW_GPIO9_CAN1_STB: + * 0 - Connect to GPIO9 PMOD (default) + * 1 - Connect to CAN1 transceiver STB pin + */ + +/ { + model = "Renesas RZ SMARC Carrier-II Board"; + compatible = "renesas,smarc2-evk"; + + chosen { + bootargs = "ignore_loglevel"; + stdout-path = "serial3:115200n8"; + }; + + aliases { + i2c0 = &i2c0; + serial3 = &scif0; + mmc1 = &sdhi1; + }; + + can_transceiver0: can-phy0 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <8000000>; + status = "disabled"; + }; + + can_transceiver1: can-phy1 { + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <8000000>; + status = "disabled"; + }; +}; + +&canfd { + status = "okay"; +}; + +&i2c0 { + status = "okay"; + clock-frequency = <400000>; +}; + +&scif0 { + status = "okay"; +}; + +&sdhi1 { + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-sdr104; + + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi index 502d9f17bf16..21cf198b3c17 100644 --- a/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2l-smarc-som.dtsi @@ -339,11 +339,18 @@ partitions { #address-cells = <1>; #size-cells = <1>; - boot@0 { - reg = <0x00000000 0x2000000>; - read-only; + partition@0 { + label = "bl2"; + reg = <0x00000000 0x0001d000>; }; - user@2000000 { + + partition@1d000 { /* fip is at offset 0x200 */ + label = "fip"; + reg = <0x0001d000 0x1fe3000>; + }; + + partition@2000000 { + label = "user"; reg = <0x2000000 0x2000000>; }; }; diff --git a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi index de39311a77dc..9aa729fbdce0 100644 --- a/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2lc-smarc-som.dtsi @@ -258,11 +258,18 @@ partitions { #address-cells = <1>; #size-cells = <1>; - boot@0 { - reg = <0x00000000 0x2000000>; - read-only; + partition@0 { + label = "bl2"; + reg = <0x00000000 0x0001d000>; }; - user@2000000 { + + partition@1d000 { /* fip is at offset 0x200 */ + label = "fip"; + reg = <0x0001d000 0x1fe3000>; + }; + + partition@2000000 { + label = "user"; reg = <0x2000000 0x2000000>; }; }; diff --git a/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi index 1a6fd58bd368..cd4275d86935 100644 --- a/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi @@ -199,6 +199,12 @@ irq { }; }; + qspi0_pins: qspi0 { + pins = "QSPI0_IO0", "QSPI0_IO1", "QSPI0_IO2", "QSPI0_IO3", + "QSPI0_SPCLK", "QSPI0_SSL"; + power-source = <1800>; + }; + sdhi0_emmc_pins: sd0emmc { sd0_emmc_data { pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3", @@ -250,6 +256,45 @@ sd0_mux_uhs { }; }; +&sbc { + pinctrl-0 = <&qspi0_pins>; + pinctrl-names = "default"; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + spi-max-frequency = <50000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + + spi-cpol; + spi-cpha; + m25p,fast-read; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bl2"; + reg = <0x00000000 0x0001d000>; + }; + + partition@1d000 { /* fip is at offset 0x200 */ + label = "fip"; + reg = <0x0001d000 0x7e3000>; + }; + + partition@800000 { + label = "user"; + reg = <0x800000 0x800000>; + }; + }; + }; +}; + #if (SW_SW0_DEV_SEL) &sdhi0 { pinctrl-0 = <&sdhi0_emmc_pins>; diff --git a/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi new file mode 100644 index 000000000000..7faa44510d98 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzg3e-smarc-som.dtsi @@ -0,0 +1,404 @@ +// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +/* + * Device Tree Source for the R9A09G047E57 SMARC SoM board. + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +/* + * Please set the below switch position on the SoM and the corresponding macro + * on the board DTS: + * + * Switch position SYS.1, Macro SW_SD0_DEV_SEL: + * 0 - SD0 is connected to eMMC (default) + * 1 - SD0 is connected to uSD0 card + * + * Switch position SYS.5, Macro SW_LCD_EN: + * 0 - Select Misc. Signals routing + * 1 - Select LCD + * + * Switch position BOOT.6, Macro SW_PDM_EN: + * 0 - Select CAN routing + * 1 - Select PDM + */ + +/ { + compatible = "renesas,rzg3e-smarcm", "renesas,r9a09g047e57", "renesas,r9a09g047"; + + aliases { + ethernet0 = ð0; + ethernet1 = ð1; + i2c2 = &i2c2; + mmc0 = &sdhi0; + mmc2 = &sdhi2; + }; + + memory@48000000 { + device_type = "memory"; + /* First 128MB is reserved for secure area. */ + reg = <0x0 0x48000000 0x0 0xf8000000>; + }; + + reg_1p8v: regulator-1p8v { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_3p3v: regulator-3p3v { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + reg_vdd0p8v_others: regulator-vdd0p8v-others { + compatible = "regulator-fixed"; + + regulator-name = "fixed-0.8V"; + regulator-min-microvolt = <800000>; + regulator-max-microvolt = <800000>; + regulator-boot-on; + regulator-always-on; + }; + + /* 32.768kHz crystal */ + x3: x3-clock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; +}; + +&audio_extal_clk { + clock-frequency = <48000000>; +}; + +ð0 { + phy-handle = <&phy0>; + phy-mode = "rgmii-id"; + + pinctrl-0 = <ð0_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +ð1 { + phy-handle = <&phy1>; + phy-mode = "rgmii-id"; + + pinctrl-0 = <ð1_pins>; + pinctrl-names = "default"; + status = "okay"; +}; + +&gpu { + status = "okay"; + mali-supply = <®_vdd0p8v_others>; +}; + +&i2c2 { + pinctrl-0 = <&i2c2_pins>; + pinctrl-names = "default"; + clock-frequency = <400000>; + status = "okay"; + + raa215300: pmic@12 { + compatible = "renesas,raa215300"; + reg = <0x12>, <0x6f>; + reg-names = "main", "rtc"; + clocks = <&x3>; + clock-names = "xin"; + + pinctrl-0 = <&rtc_irq_pin>; + pinctrl-names = "default"; + + interrupts-extended = <&pinctrl RZG3E_GPIO(S, 1) IRQ_TYPE_EDGE_FALLING>; + }; +}; + +&mdio0 { + phy0: ethernet-phy@7 { + compatible = "ethernet-phy-id0022.1640", + "ethernet-phy-ieee802.3-c22"; + reg = <7>; + interrupts-extended = <&icu 3 IRQ_TYPE_LEVEL_LOW>; + rxc-skew-psec = <1400>; + txc-skew-psec = <1400>; + rxdv-skew-psec = <0>; + txdv-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; + +&mdio1 { + phy1: ethernet-phy@7 { + compatible = "ethernet-phy-id0022.1640", + "ethernet-phy-ieee802.3-c22"; + reg = <7>; + interrupts-extended = <&icu 16 IRQ_TYPE_LEVEL_LOW>; + rxc-skew-psec = <1400>; + txc-skew-psec = <1400>; + rxdv-skew-psec = <0>; + txdv-skew-psec = <0>; + rxd0-skew-psec = <0>; + rxd1-skew-psec = <0>; + rxd2-skew-psec = <0>; + rxd3-skew-psec = <0>; + txd0-skew-psec = <0>; + txd1-skew-psec = <0>; + txd2-skew-psec = <0>; + txd3-skew-psec = <0>; + }; +}; + +&pinctrl { + eth0_pins: eth0 { + clk { + pinmux = ; /* TXC */ + output-enable; + }; + + ctrl { + pinmux = , /* MDC */ + , /* MDIO */ + , /* PHY_INTR (IRQ2) */ + , /* RXD3 */ + , /* RXD2 */ + , /* RXD1 */ + , /* RXD0 */ + , /* RXC */ + , /* RX_CTL */ + , /* TXD3 */ + , /* TXD2 */ + , /* TXD1 */ + , /* TXD0 */ + ; /* TX_CTL */ + }; + }; + + eth1_pins: eth1 { + clk { + pinmux = ; /* TXC */ + output-enable; + }; + + ctrl { + + pinmux = , /* MDC */ + , /* MDIO */ + , /* PHY_INTR (IRQ15) */ + , /* RXD3 */ + , /* RXD2 */ + , /* RXD1 */ + , /* RXD0 */ + , /* RXC */ + , /* RX_CTL */ + , /* TXD3 */ + , /* TXD2 */ + , /* TXD1 */ + , /* TXD0 */ + ; /* TX_CTL */ + }; + }; + + i2c2_pins: i2c { + pinmux = , /* SCL2 */ + ; /* SDA2 */ + }; + + rtc_irq_pin: rtc-irq { + pins = "PS1"; + bias-pull-up; + }; + + sdhi0_emmc_pins: sd0-emmc { + sd0-ctrl { + pins = "SD0CLK", "SD0CMD"; + renesas,output-impedance = <3>; + }; + + sd0-data { + pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3", + "SD0DAT4", "SD0DAT5", "SD0DAT6", "SD0DAT7"; + renesas,output-impedance = <3>; + }; + + sd0-rst { + pins = "SD0RSTN"; + renesas,output-impedance = <3>; + }; + }; + + sdhi0_usd_pins: sd0-usd { + sd0-cd { + pinmux = ; + }; + + sd0-ctrl { + pins = "SD0CLK", "SD0CMD"; + renesas,output-impedance = <3>; + }; + + sd0-data { + pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3"; + renesas,output-impedance = <3>; + }; + + sd0-iovs { + pins = "SD0IOVS"; + renesas,output-impedance = <3>; + }; + + sd0-pwen { + pins = "SD0PWEN"; + renesas,output-impedance = <3>; + }; + }; + + sdhi2_pins: sd2 { + sd2-cd { + pinmux = ; /* SD2CD */ + }; + + sd2-ctrl { + pinmux = , /* SD2CLK */ + ; /* SD2CMD */ + }; + + sd2-data { + pinmux = , /* SD2DAT0 */ + , /* SD2DAT1 */ + , /* SD2DAT2 */ + ; /* SD2DAT3 */ + }; + + sd2-iovs { + pinmux = ; /* SD2IOVS */ + }; + + sd2-pwen { + pinmux = ; /* SD2PWEN */ + }; + }; + + xspi_pins: xspi0 { + pinmux = , /* XSPI0_IO0 */ + , /* XSPI0_IO1 */ + , /* XSPI0_IO2 */ + , /* XSPI0_IO3 */ + , /* XSPI0_CKP */ + ; /* XSPI0_CS0 */ + }; +}; + +&qextal_clk { + clock-frequency = <24000000>; +}; + +&rtxin_clk { + clock-frequency = <32768>; +}; + +#if (SW_SD0_DEV_SEL) +&sdhi0 { + pinctrl-0 = <&sdhi0_usd_pins>; + pinctrl-1 = <&sdhi0_usd_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <&sdhi0_vqmmc>; + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-sdr104; + status = "okay"; +}; + +&sdhi0_vqmmc { + status = "okay"; +}; +#else +&sdhi0 { + pinctrl-0 = <&sdhi0_emmc_pins>; + pinctrl-1 = <&sdhi0_emmc_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + bus-width = <8>; + mmc-hs200-1_8v; + non-removable; + fixed-emmc-driver-type = <1>; + status = "okay"; +}; +#endif + +&sdhi2 { + pinctrl-0 = <&sdhi2_pins>; + pinctrl-1 = <&sdhi2_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <&sdhi2_vqmmc>; + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-sdr104; + status = "okay"; +}; + +&sdhi2_vqmmc { + status = "okay"; +}; + +&wdt1 { + status = "okay"; +}; + +&xspi { + pinctrl-0 = <&xspi_pins>; + pinctrl-names = "default"; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0>; + vcc-supply = <®_1p8v>; + m25p,fast-read; + spi-max-frequency = <50000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + partition@0 { + label = "bl2"; + reg = <0x00000000 0x00060000>; + }; + + partition@60000 { + label = "fip"; + reg = <0x00060000 0x007a0000>; + }; + + partition@800000 { + label = "user"; + reg = <0x800000 0x800000>; + }; + }; + }; +}; diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi index d2d367c09abd..39845faec894 100644 --- a/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-som.dtsi @@ -5,28 +5,11 @@ * Copyright (C) 2023 Renesas Electronics Corp. */ +#include #include #include -/* - * On-board switches' states: - * @SW_OFF: switch's state is OFF - * @SW_ON: switch's state is ON - */ -#define SW_OFF 0 -#define SW_ON 1 - -/* - * SW_CONFIG[x] switches' states: - * @SW_CONFIG2: - * SW_OFF - SD0 is connected to eMMC - * SW_ON - SD0 is connected to uSD0 card - * @SW_CONFIG3: - * SW_OFF - SD2 is connected to SoC - * SW_ON - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC - */ -#define SW_CONFIG2 SW_OFF -#define SW_CONFIG3 SW_ON +#include "rzg3s-smarc-switches.h" / { compatible = "renesas,rzg3s-smarcm", "renesas,r9a08g045s33", "renesas,r9a08g045"; @@ -57,7 +40,6 @@ vcc_sdhi0: regulator0 { enable-active-high; }; -#if SW_CONFIG2 == SW_ON vccq_sdhi0: regulator1 { compatible = "regulator-gpio"; regulator-name = "SDHI0 VccQ"; @@ -67,8 +49,8 @@ vccq_sdhi0: regulator1 { gpios-states = <1>; states = <3300000 1>, <1800000 0>; }; -#else - reg_1p8v: regulator1 { + + reg_1p8v: regulator2 { compatible = "regulator-fixed"; regulator-name = "fixed-1.8V"; regulator-min-microvolt = <1800000>; @@ -76,9 +58,17 @@ reg_1p8v: regulator1 { regulator-boot-on; regulator-always-on; }; -#endif - vcc_sdhi2: regulator2 { + reg_3p3v: regulator3 { + compatible = "regulator-fixed"; + regulator-name = "fixed-3.3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-boot-on; + regulator-always-on; + }; + + vcc_sdhi2: regulator4 { compatible = "regulator-fixed"; regulator-name = "SDHI2 Vcc"; regulator-min-microvolt = <3300000>; @@ -86,6 +76,16 @@ vcc_sdhi2: regulator2 { gpios = <&pinctrl RZG2L_GPIO(8, 1) GPIO_ACTIVE_HIGH>; enable-active-high; }; + + x3_clk: x3-clock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <24000000>; + }; +}; + +&adc { + status = "okay"; }; #if SW_CONFIG3 == SW_ON @@ -146,6 +146,30 @@ &extal_clk { &i2c1 { status = "okay"; + + versa3: clock-generator@68 { + compatible = "renesas,5l35023"; + reg = <0x68>; + clocks = <&x3_clk>; + #clock-cells = <1>; + assigned-clocks = <&versa3 0>, + <&versa3 1>, + <&versa3 2>, + <&versa3 3>, + <&versa3 4>, + <&versa3 5>; + assigned-clock-rates = <24000000>, + <12288000>, + <11289600>, + <25000000>, + <100000000>, + <100000000>; + renesas,settings = [ + 80 00 11 19 4c 42 dc 2f 06 7d 20 1a 5f 1e f2 27 + 00 40 00 00 00 00 00 00 06 0c 19 02 3f f0 90 86 + a0 80 30 30 9c + ]; + }; }; #if SW_CONFIG2 == SW_ON @@ -339,6 +363,21 @@ mux { }; }; +&rtc { + status = "okay"; +}; + +&vbattb { + assigned-clocks = <&vbattb VBATTB_MUX>; + assigned-clock-parents = <&vbattb VBATTB_XC>; + quartz-load-femtofarads = <12500>; + status = "okay"; +}; + +&vbattb_xtal { + clock-frequency = <32768>; +}; + &wdt0 { timeout-sec = <60>; status = "okay"; diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc-switches.h b/arch/arm64/boot/dts/renesas/rzg3s-smarc-switches.h new file mode 100644 index 000000000000..bbf908a5322c --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc-switches.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * On-board switches for the Renesas RZ/G3S SMARC Module and RZ SMARC Carrier II + * boards. + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#ifndef __RZG3S_SMARC_SWITCHES_H__ +#define __RZG3S_SMARC_SWITCHES_H__ + +/* + * On-board switches' states: + * @SW_OFF: switch's state is OFF + * @SW_ON: switch's state is ON + */ +#define SW_OFF 0 +#define SW_ON 1 + +/* + * SW_CONFIG[x] switches' states: + * @SW_CONFIG2: + * SW_OFF - SD0 is connected to eMMC + * SW_ON - SD0 is connected to uSD0 card + * @SW_CONFIG3: + * SW_OFF - SD2 is connected to SoC + * SW_ON - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC + */ +#define SW_CONFIG2 SW_OFF +#define SW_CONFIG3 SW_ON + +/* + * SW_OPT_MUX[x] switches' states: + * @SW_OPT_MUX4: + * SW_OFF - The SMARC SER0 signals are routed to M.2 Key E UART + * SW_ON - The SMARC SER0 signals are routed to PMOD1 + */ +#define SW_OPT_MUX4 SW_ON + +#endif /* __RZG3S_SMARC_SWITCHES_H__ */ diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi index af2ab1629104..db05c28a8f6c 100644 --- a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi @@ -12,6 +12,8 @@ / { aliases { i2c0 = &i2c0; + serial0 = &scif1; + serial1 = &scif3; serial3 = &scif0; mmc1 = &sdhi1; }; @@ -52,6 +54,23 @@ key-3 { }; }; + snd_rzg3s: sound { + compatible = "simple-audio-card"; + simple-audio-card,format = "i2s"; + simple-audio-card,bitclock-master = <&cpu_dai>; + simple-audio-card,frame-master = <&cpu_dai>; + simple-audio-card,mclk-fs = <256>; + + cpu_dai: simple-audio-card,cpu { + sound-dai = <&ssi3>; + }; + + codec_dai: simple-audio-card,codec { + sound-dai = <&da7212>; + clocks = <&versa3 1>; + }; + }; + vcc_sdhi1: regulator-vcc-sdhi1 { compatible = "regulator-fixed"; regulator-name = "SDHI1 Vcc"; @@ -72,13 +91,43 @@ vccq_sdhi1: regulator-vccq-sdhi1 { }; }; +&audio_clk2 { + clock-frequency = <12288000>; +}; + &i2c0 { status = "okay"; clock-frequency = <1000000>; + + da7212: codec@1a { + compatible = "dlg,da7212"; + reg = <0x1a>; + + clocks = <&versa3 1>; + clock-names = "mclk"; + + #sound-dai-cells = <0>; + + dlg,micbias1-lvl = <2500>; + dlg,micbias2-lvl = <2500>; + dlg,dmic-data-sel = "lrise_rfall"; + dlg,dmic-samplephase = "between_clkedge"; + dlg,dmic-clkrate = <3000000>; + + VDDA-supply = <®_1p8v>; + VDDSP-supply = <®_3p3v>; + VDDMIC-supply = <®_3p3v>; + VDDIO-supply = <®_1p8v>; + }; }; &pinctrl { + audio_clock_pins: audio-clock { + pins = "AUDIO_CLK1", "AUDIO_CLK2"; + input-enable; + }; + key-1-gpio-hog { gpio-hog; gpios = ; @@ -105,6 +154,11 @@ scif0_pins: scif0 { ; /* TXD */ }; + scif3_pins: scif3 { + pinmux = , /* RXD */ + ; /* TXD */ + }; + sdhi1_pins: sd1 { data { pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3"; @@ -136,6 +190,13 @@ cd { pinmux = ; /* SD1_CD */ }; }; + + ssi3_pins: ssi3 { + pinmux = , /* BCK */ + , /* RCK */ + , /* TXD */ + ; /* RXD */ + }; }; &scif0 { @@ -144,6 +205,12 @@ &scif0 { status = "okay"; }; +&scif3 { + pinctrl-names = "default"; + pinctrl-0 = <&scif3_pins>; + status = "okay"; +}; + &sdhi1 { pinctrl-0 = <&sdhi1_pins>; pinctrl-1 = <&sdhi1_pins_uhs>; @@ -156,3 +223,12 @@ &sdhi1 { max-frequency = <125000000>; status = "okay"; }; + +&ssi3 { + clocks = <&cpg CPG_MOD R9A08G045_SSI3_PCLK2>, + <&cpg CPG_MOD R9A08G045_SSI3_PCLK_SFR>, + <&versa3 2>, <&audio_clk2>; + pinctrl-names = "default"; + pinctrl-0 = <&ssi3_pins>, <&audio_clock_pins>; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-emmc.dtso b/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-emmc.dtso new file mode 100644 index 000000000000..eda2b31f6d79 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-emmc.dtso @@ -0,0 +1,50 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Shared DT overlay for the eMMC Sub Board (RTK0EF0186B02000BJ), which + * is connected to the CN15 connector on the RZ/V2H and RZ/V2N EVKs. + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + aliases { + mmc0 = "/soc/mmc@15c00000"; + }; +}; + +&pinctrl { + sdhi0_emmc_pins: emmc-pins { + sd0-clk { + pins = "SD0CLK"; + renesas,output-impedance = <3>; + slew-rate = <0>; + }; + + sd0-dat-cmd { + pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3", "SD0DAT4", + "SD0DAT5", "SD0DAT6", "SD0DAT7", "SD0CMD"; + input-enable; + renesas,output-impedance = <3>; + slew-rate = <0>; + }; + }; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_emmc_pins>; + pinctrl-1 = <&sdhi0_emmc_pins>; + pinctrl-names = "default", "state_uhs"; + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + bus-width = <8>; + mmc-hs200-1_8v; + non-removable; + fixed-emmc-driver-type = <1>; + status = "okay"; +}; diff --git a/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-sd.dtso b/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-sd.dtso new file mode 100644 index 000000000000..0af1e0a6c7f4 --- /dev/null +++ b/arch/arm64/boot/dts/renesas/rzv2-evk-cn15-sd.dtso @@ -0,0 +1,69 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Shared DT overlay for the microSD Sub Board (RTK0EF0186B01000BJ), which + * is connected to the CN15 connector on the RZ/V2H and RZ/V2N EVKs. + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + aliases { + mmc0 = "/soc/mmc@15c00000"; + }; + + vqmmc_sdhi0: regulator-vqmmc-sdhi0 { + compatible = "regulator-gpio"; + regulator-name = "SDHI0 VqmmC"; + gpios = <&pinctrl RZG2L_GPIO(10, 0) GPIO_ACTIVE_HIGH>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + gpios-states = <0>; + states = <3300000 0>, <1800000 1>; + }; +}; + +&pinctrl { + sdhi0-pwr-en-hog { + gpio-hog; + gpios = ; + output-high; + line-name = "sd0_pwr_en"; + }; + + sdhi0_pins: sd0 { + sd0-cd { + pinmux = ; /* SD0_CD */ + }; + + sd0-clk { + pins = "SD0CLK"; + renesas,output-impedance = <3>; + slew-rate = <0>; + }; + + sd0-dat-cmd { + pins = "SD0DAT0", "SD0DAT1", "SD0DAT2", "SD0DAT3", "SD0CMD"; + input-enable; + renesas,output-impedance = <3>; + slew-rate = <0>; + }; + }; +}; + +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-1 = <&sdhi0_pins>; + pinctrl-names = "default", "state_uhs"; + vmmc-supply = <®_3p3v>; + vqmmc-supply = <&vqmmc_sdhi0>; + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-sdr104; + status = "okay"; +}; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index f988dd79add8..745dbfd325c6 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -736,6 +736,7 @@ CONFIG_MESON_WATCHDOG=m CONFIG_ARM_SMC_WATCHDOG=y CONFIG_RENESAS_WDT=y CONFIG_RENESAS_RZG2LWDT=y +CONFIG_RENESAS_RZV2HWDT=y CONFIG_UNIPHIER_WATCHDOG=y CONFIG_PM8916_WATCHDOG=m CONFIG_BCM2835_WDT=y @@ -1221,6 +1222,7 @@ CONFIG_RTC_DRV_IMX_SC=m CONFIG_RTC_DRV_MT6397=m CONFIG_RTC_DRV_XGENE=y CONFIG_RTC_DRV_TI_K3=m +CONFIG_RTC_DRV_RENESAS_RTCA3=m CONFIG_DMADEVICES=y CONFIG_DMA_BCM2835=y CONFIG_DMA_SUN6I=m @@ -1366,6 +1368,7 @@ CONFIG_SM_VIDEOCC_8250=y CONFIG_QCOM_HFPLL=y CONFIG_CLK_GFM_LPASS_SM8250=m CONFIG_CLK_RCAR_USB2_CLOCK_SEL=y +CONFIG_CLK_RENESAS_VBATTB=m CONFIG_HWSPINLOCK=y CONFIG_HWSPINLOCK_QCOM=y CONFIG_TEGRA186_TIMER=y @@ -1449,6 +1452,7 @@ CONFIG_ARCH_R9A07G044=y CONFIG_ARCH_R9A07G054=y CONFIG_ARCH_R9A08G045=y CONFIG_ARCH_R9A09G011=y +CONFIG_ARCH_R9A09G047=y CONFIG_ARCH_R9A09G057=y CONFIG_ROCKCHIP_IODOMAIN=y CONFIG_ARCH_TEGRA_132_SOC=y @@ -1521,6 +1525,7 @@ CONFIG_RESET_IMX7=y CONFIG_RESET_QCOM_AOSS=y CONFIG_RESET_QCOM_PDC=m CONFIG_RESET_RZG2L_USBPHY_CTRL=y +CONFIG_RESET_RZV2H_USB2PHY=m CONFIG_RESET_TI_SCI=y CONFIG_PHY_XGENE=y CONFIG_PHY_CAN_TRANSCEIVER=m diff --git a/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi b/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi index 5e808242649e..86b2f15375ec 100644 --- a/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi +++ b/arch/riscv/boot/dts/renesas/rzfive-smarc-som.dtsi @@ -6,3 +6,7 @@ */ #include + +&sbc { + status = "disabled"; +}; diff --git a/drivers/clk/clk-versaclock3.c b/drivers/clk/clk-versaclock3.c index 76d7ea1964c3..9fe27dace111 100644 --- a/drivers/clk/clk-versaclock3.c +++ b/drivers/clk/clk-versaclock3.c @@ -78,9 +78,6 @@ #define VC3_PLL1_VCO_MIN 300000000UL #define VC3_PLL1_VCO_MAX 600000000UL -#define VC3_PLL2_VCO_MIN 400000000UL -#define VC3_PLL2_VCO_MAX 1200000000UL - #define VC3_PLL3_VCO_MIN 300000000UL #define VC3_PLL3_VCO_MAX 800000000UL @@ -147,9 +144,13 @@ struct vc3_pfd_data { u8 mdiv2_bitmsk; }; +struct vc3_vco { + unsigned long min; + unsigned long max; +}; + struct vc3_pll_data { - unsigned long vco_min; - unsigned long vco_max; + struct vc3_vco vco; u8 num; u8 int_div_msb_offs; u8 int_div_lsb_offs; @@ -166,12 +167,17 @@ struct vc3_div_data { struct vc3_hw_data { struct clk_hw hw; struct regmap *regmap; - const void *data; + void *data; u32 div_int; u32 div_frc; }; +struct vc3_hw_cfg { + struct vc3_vco pll2_vco; + u32 se2_clk_sel_msk; +}; + static const struct clk_div_table div1_divs[] = { { .val = 0, .div = 1, }, { .val = 1, .div = 4, }, { .val = 2, .div = 5, }, { .val = 3, .div = 6, }, @@ -386,10 +392,10 @@ static long vc3_pll_round_rate(struct clk_hw *hw, unsigned long rate, const struct vc3_pll_data *pll = vc3->data; u64 div_frc; - if (rate < pll->vco_min) - rate = pll->vco_min; - if (rate > pll->vco_max) - rate = pll->vco_max; + if (rate < pll->vco.min) + rate = pll->vco.min; + if (rate > pll->vco.max) + rate = pll->vco.max; vc3->div_int = rate / *parent_rate; @@ -680,8 +686,10 @@ static struct vc3_hw_data clk_pll[] = { .num = VC3_PLL1, .int_div_msb_offs = VC3_PLL1_LOOP_FILTER_N_DIV_MSB, .int_div_lsb_offs = VC3_PLL1_VCO_N_DIVIDER, - .vco_min = VC3_PLL1_VCO_MIN, - .vco_max = VC3_PLL1_VCO_MAX + .vco = { + .min = VC3_PLL1_VCO_MIN, + .max = VC3_PLL1_VCO_MAX + } }, .hw.init = &(struct clk_init_data) { .name = "pll1", @@ -698,8 +706,6 @@ static struct vc3_hw_data clk_pll[] = { .num = VC3_PLL2, .int_div_msb_offs = VC3_PLL2_FB_INT_DIV_MSB, .int_div_lsb_offs = VC3_PLL2_FB_INT_DIV_LSB, - .vco_min = VC3_PLL2_VCO_MIN, - .vco_max = VC3_PLL2_VCO_MAX }, .hw.init = &(struct clk_init_data) { .name = "pll2", @@ -716,8 +722,10 @@ static struct vc3_hw_data clk_pll[] = { .num = VC3_PLL3, .int_div_msb_offs = VC3_PLL3_LOOP_FILTER_N_DIV_MSB, .int_div_lsb_offs = VC3_PLL3_N_DIVIDER, - .vco_min = VC3_PLL3_VCO_MIN, - .vco_max = VC3_PLL3_VCO_MAX + .vco = { + .min = VC3_PLL3_VCO_MIN, + .max = VC3_PLL3_VCO_MAX + } }, .hw.init = &(struct clk_init_data) { .name = "pll3", @@ -901,7 +909,6 @@ static struct vc3_hw_data clk_mux[] = { [VC3_SE2_MUX] = { .data = &(struct vc3_clk_data) { .offs = VC3_SE2_CTRL_REG0, - .bitmsk = VC3_SE2_CTRL_REG0_SE2_CLK_SEL }, .hw.init = &(struct clk_init_data) { .name = "se2_mux", @@ -982,6 +989,7 @@ static int vc3_probe(struct i2c_client *client) { struct device *dev = &client->dev; u8 settings[NUM_CONFIG_REGISTERS]; + const struct vc3_hw_cfg *data; struct regmap *regmap; const char *name; int ret, i; @@ -1029,9 +1037,16 @@ static int vc3_probe(struct i2c_client *client) clk_pfd[i].hw.init->name); } + data = i2c_get_match_data(client); + /* Register pll's */ for (i = 0; i < ARRAY_SIZE(clk_pll); i++) { clk_pll[i].regmap = regmap; + if (i == VC3_PLL2) { + struct vc3_pll_data *pll_data = clk_pll[i].data; + + pll_data->vco = data->pll2_vco; + } ret = devm_clk_hw_register(dev, &clk_pll[i].hw); if (ret) return dev_err_probe(dev, ret, "%s failed\n", @@ -1059,6 +1074,11 @@ static int vc3_probe(struct i2c_client *client) /* Register clk muxes */ for (i = 0; i < ARRAY_SIZE(clk_mux); i++) { clk_mux[i].regmap = regmap; + if (i == VC3_SE2_MUX) { + struct vc3_clk_data *clk_data = clk_mux[i].data; + + clk_data->bitmsk = data->se2_clk_sel_msk; + } ret = devm_clk_hw_register(dev, &clk_mux[i].hw); if (ret) return dev_err_probe(dev, ret, "%s failed\n", @@ -1108,8 +1128,19 @@ static int vc3_probe(struct i2c_client *client) return ret; } +static const struct vc3_hw_cfg vc3_5p = { + .pll2_vco = { .min = 400000000UL, .max = 1200000000UL }, + .se2_clk_sel_msk = BIT(6), +}; + +static const struct vc3_hw_cfg vc3_5l = { + .pll2_vco = { .min = 30000000UL, .max = 130000000UL }, + .se2_clk_sel_msk = BIT(0), +}; + static const struct of_device_id dev_ids[] = { - { .compatible = "renesas,5p35023" }, + { .compatible = "renesas,5p35023", .data = &vc3_5p }, + { .compatible = "renesas,5l35023", .data = &vc3_5l }, { /* Sentinel */ } }; MODULE_DEVICE_TABLE(of, dev_ids); diff --git a/drivers/clk/renesas/Kconfig b/drivers/clk/renesas/Kconfig index 76791a1c50ac..5a4bc3f94d49 100644 --- a/drivers/clk/renesas/Kconfig +++ b/drivers/clk/renesas/Kconfig @@ -40,6 +40,7 @@ config CLK_RENESAS select CLK_R9A07G054 if ARCH_R9A07G054 select CLK_R9A08G045 if ARCH_R9A08G045 select CLK_R9A09G011 if ARCH_R9A09G011 + select CLK_R9A09G047 if ARCH_R9A09G047 select CLK_R9A09G057 if ARCH_R9A09G057 select CLK_SH73A0 if ARCH_SH73A0 @@ -194,6 +195,10 @@ config CLK_R9A09G011 bool "RZ/V2M clock support" if COMPILE_TEST select CLK_RZG2L +config CLK_R9A09G047 + bool "RZ/G3E clock support" if COMPILE_TEST + select CLK_RZV2H + config CLK_R9A09G057 bool "RZ/V2H(P) clock support" if COMPILE_TEST select CLK_RZV2H @@ -234,7 +239,12 @@ config CLK_RZG2L select RESET_CONTROLLER config CLK_RZV2H - bool "RZ/V2H(P) family clock support" if COMPILE_TEST + bool "RZ/{G3E,V2H(P)} family clock support" if COMPILE_TEST + select RESET_CONTROLLER + +config CLK_RENESAS_VBATTB + tristate "Renesas VBATTB clock controller" + depends on ARCH_RZG2L || COMPILE_TEST select RESET_CONTROLLER # Generic diff --git a/drivers/clk/renesas/Makefile b/drivers/clk/renesas/Makefile index 23d2e26051c8..2d6e746939c4 100644 --- a/drivers/clk/renesas/Makefile +++ b/drivers/clk/renesas/Makefile @@ -37,6 +37,7 @@ obj-$(CONFIG_CLK_R9A07G044) += r9a07g044-cpg.o obj-$(CONFIG_CLK_R9A07G054) += r9a07g044-cpg.o obj-$(CONFIG_CLK_R9A08G045) += r9a08g045-cpg.o obj-$(CONFIG_CLK_R9A09G011) += r9a09g011-cpg.o +obj-$(CONFIG_CLK_R9A09G047) += r9a09g047-cpg.o obj-$(CONFIG_CLK_R9A09G057) += r9a09g057-cpg.o obj-$(CONFIG_CLK_SH73A0) += clk-sh73a0.o @@ -53,3 +54,4 @@ obj-$(CONFIG_CLK_RZV2H) += rzv2h-cpg.o obj-$(CONFIG_CLK_RENESAS_CPG_MSSR) += renesas-cpg-mssr.o obj-$(CONFIG_CLK_RENESAS_CPG_MSTP) += clk-mstp.o obj-$(CONFIG_CLK_RENESAS_DIV6) += clk-div6.o +obj-$(CONFIG_CLK_RENESAS_VBATTB) += clk-vbattb.o diff --git a/drivers/clk/renesas/clk-vbattb.c b/drivers/clk/renesas/clk-vbattb.c new file mode 100644 index 000000000000..ff9d1ead455c --- /dev/null +++ b/drivers/clk/renesas/clk-vbattb.c @@ -0,0 +1,205 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * VBATTB clock driver + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include + +#define VBATTB_BKSCCR 0x1c +#define VBATTB_BKSCCR_SOSEL 6 +#define VBATTB_SOSCCR2 0x24 +#define VBATTB_SOSCCR2_SOSTP2 0 +#define VBATTB_XOSCCR 0x30 +#define VBATTB_XOSCCR_OUTEN 16 +#define VBATTB_XOSCCR_XSEL GENMASK(1, 0) +#define VBATTB_XOSCCR_XSEL_4_PF 0x0 +#define VBATTB_XOSCCR_XSEL_7_PF 0x1 +#define VBATTB_XOSCCR_XSEL_9_PF 0x2 +#define VBATTB_XOSCCR_XSEL_12_5_PF 0x3 + +/** + * struct vbattb_clk - VBATTB clock data structure + * @base: base address + * @lock: lock + */ +struct vbattb_clk { + void __iomem *base; + spinlock_t lock; +}; + +static int vbattb_clk_validate_load_capacitance(u32 *reg_lc, u32 of_lc) +{ + switch (of_lc) { + case 4000: + *reg_lc = VBATTB_XOSCCR_XSEL_4_PF; + break; + case 7000: + *reg_lc = VBATTB_XOSCCR_XSEL_7_PF; + break; + case 9000: + *reg_lc = VBATTB_XOSCCR_XSEL_9_PF; + break; + case 12500: + *reg_lc = VBATTB_XOSCCR_XSEL_12_5_PF; + break; + default: + return -EINVAL; + } + + return 0; +} + +static void vbattb_clk_action(void *data) +{ + struct device *dev = data; + struct reset_control *rstc = dev_get_drvdata(dev); + int ret; + + ret = reset_control_assert(rstc); + if (ret) + dev_err(dev, "Failed to de-assert reset!"); + + ret = pm_runtime_put_sync(dev); + if (ret < 0) + dev_err(dev, "Failed to runtime suspend!"); + + of_clk_del_provider(dev->of_node); +} + +static int vbattb_clk_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct clk_parent_data parent_data = {}; + struct clk_hw_onecell_data *clk_data; + const struct clk_hw *parent_hws[2]; + struct device *dev = &pdev->dev; + struct reset_control *rstc; + struct vbattb_clk *vbclk; + u32 of_lc, reg_lc; + struct clk_hw *hw; + /* 4 clocks are exported: VBATTB_XC, VBATTB_XBYP, VBATTB_MUX, VBATTB_VBATTCLK. */ + u8 num_clks = 4; + int ret; + + /* Default to 4pF as this is not needed if external clock device is connected. */ + of_lc = 4000; + of_property_read_u32(np, "quartz-load-femtofarads", &of_lc); + + ret = vbattb_clk_validate_load_capacitance(®_lc, of_lc); + if (ret) + return ret; + + vbclk = devm_kzalloc(dev, sizeof(*vbclk), GFP_KERNEL); + if (!vbclk) + return -ENOMEM; + + clk_data = devm_kzalloc(dev, struct_size(clk_data, hws, num_clks), GFP_KERNEL); + if (!clk_data) + return -ENOMEM; + clk_data->num = num_clks; + + vbclk->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(vbclk->base)) + return PTR_ERR(vbclk->base); + + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; + + rstc = devm_reset_control_get_shared(dev, NULL); + if (IS_ERR(rstc)) + return PTR_ERR(rstc); + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + ret = reset_control_deassert(rstc); + if (ret) { + pm_runtime_put_sync(dev); + return ret; + } + + dev_set_drvdata(dev, rstc); + ret = devm_add_action_or_reset(dev, vbattb_clk_action, dev); + if (ret) + return ret; + + spin_lock_init(&vbclk->lock); + + parent_data.fw_name = "rtx"; + hw = devm_clk_hw_register_gate_parent_data(dev, "xc", &parent_data, 0, + vbclk->base + VBATTB_SOSCCR2, + VBATTB_SOSCCR2_SOSTP2, + CLK_GATE_SET_TO_DISABLE, &vbclk->lock); + if (IS_ERR(hw)) + return PTR_ERR(hw); + clk_data->hws[VBATTB_XC] = hw; + + hw = devm_clk_hw_register_fixed_factor_fwname(dev, np, "xbyp", "rtx", 0, 1, 1); + if (IS_ERR(hw)) + return PTR_ERR(hw); + clk_data->hws[VBATTB_XBYP] = hw; + + parent_hws[0] = clk_data->hws[VBATTB_XC]; + parent_hws[1] = clk_data->hws[VBATTB_XBYP]; + hw = devm_clk_hw_register_mux_parent_hws(dev, "mux", parent_hws, 2, 0, + vbclk->base + VBATTB_BKSCCR, + VBATTB_BKSCCR_SOSEL, + 1, 0, &vbclk->lock); + if (IS_ERR(hw)) + return PTR_ERR(hw); + clk_data->hws[VBATTB_MUX] = hw; + + /* Set load capacitance before registering the VBATTCLK clock. */ + scoped_guard(spinlock, &vbclk->lock) { + u32 val = readl_relaxed(vbclk->base + VBATTB_XOSCCR); + + val &= ~VBATTB_XOSCCR_XSEL; + val |= reg_lc; + writel_relaxed(val, vbclk->base + VBATTB_XOSCCR); + } + + /* This feeds the RTC counter clock and it needs to stay on. */ + hw = devm_clk_hw_register_gate_parent_hw(dev, "vbattclk", hw, CLK_IS_CRITICAL, + vbclk->base + VBATTB_XOSCCR, + VBATTB_XOSCCR_OUTEN, 0, + &vbclk->lock); + + if (IS_ERR(hw)) + return PTR_ERR(hw); + clk_data->hws[VBATTB_VBATTCLK] = hw; + + return of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_data); +} + +static const struct of_device_id vbattb_clk_match[] = { + { .compatible = "renesas,r9a08g045-vbattb" }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, vbattb_clk_match); + +static struct platform_driver vbattb_clk_driver = { + .driver = { + .name = "renesas-vbattb-clk", + .of_match_table = vbattb_clk_match, + }, + .probe = vbattb_clk_probe, +}; +module_platform_driver(vbattb_clk_driver); + +MODULE_DESCRIPTION("Renesas VBATTB Clock Driver"); +MODULE_AUTHOR("Claudiu Beznea "); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/renesas/r9a07g044-cpg.c b/drivers/clk/renesas/r9a07g044-cpg.c index f6df3f7a31b5..77ca3a789568 100644 --- a/drivers/clk/renesas/r9a07g044-cpg.c +++ b/drivers/clk/renesas/r9a07g044-cpg.c @@ -94,6 +94,41 @@ static const struct clk_div_table dtable_1_32[] = { {0, 0}, }; +#ifdef CONFIG_CLK_R9A07G054 +static const struct clk_div_table dtable_4_32[] = { + {3, 4}, + {4, 5}, + {5, 6}, + {6, 7}, + {7, 8}, + {8, 9}, + {9, 10}, + {10, 11}, + {11, 12}, + {12, 13}, + {13, 14}, + {14, 15}, + {15, 16}, + {16, 17}, + {17, 18}, + {18, 19}, + {19, 20}, + {20, 21}, + {21, 22}, + {22, 23}, + {23, 24}, + {24, 25}, + {25, 26}, + {26, 27}, + {27, 28}, + {28, 29}, + {29, 30}, + {30, 31}, + {31, 32}, + {0, 0}, +}; +#endif + static const struct clk_div_table dtable_16_128[] = { {0, 16}, {1, 32}, @@ -114,7 +149,7 @@ static const u32 mtable_sdhi[] = { 1, 2, 3 }; static const struct { struct cpg_core_clk common[56]; #ifdef CONFIG_CLK_R9A07G054 - struct cpg_core_clk drp[0]; + struct cpg_core_clk drp[3]; #endif } core_clks __initconst = { .common = { @@ -192,6 +227,9 @@ static const struct { }, #ifdef CONFIG_CLK_R9A07G054 .drp = { + DEF_FIXED("DRP_M", R9A07G054_CLK_DRP_M, CLK_PLL3, 1, 5), + DEF_FIXED("DRP_D", R9A07G054_CLK_DRP_D, CLK_PLL3, 1, 2), + DEF_DIV("DRP_A", R9A07G054_CLK_DRP_A, CLK_PLL3, DIVPL3E, dtable_4_32), }, #endif }; @@ -199,7 +237,7 @@ static const struct { static const struct { struct rzg2l_mod_clk common[79]; #ifdef CONFIG_CLK_R9A07G054 - struct rzg2l_mod_clk drp[0]; + struct rzg2l_mod_clk drp[5]; #endif } mod_clks = { .common = { @@ -364,6 +402,16 @@ static const struct { }, #ifdef CONFIG_CLK_R9A07G054 .drp = { + DEF_MOD("stpai_initclk", R9A07G054_STPAI_INITCLK, R9A07G044_OSCCLK, + 0x5e8, 0), + DEF_MOD("stpai_aclk", R9A07G054_STPAI_ACLK, R9A07G044_CLK_P1, + 0x5e8, 1), + DEF_MOD("stpai_mclk", R9A07G054_STPAI_MCLK, R9A07G054_CLK_DRP_M, + 0x5e8, 2), + DEF_MOD("stpai_dclkin", R9A07G054_STPAI_DCLKIN, R9A07G054_CLK_DRP_D, + 0x5e8, 3), + DEF_MOD("stpai_aclk_drp", R9A07G054_STPAI_ACLK_DRP, R9A07G054_CLK_DRP_A, + 0x5e8, 4), }, #endif }; @@ -430,6 +478,9 @@ static const struct rzg2l_reset r9a07g044_resets[] = { DEF_RST(R9A07G044_ADC_PRESETN, 0x8a8, 0), DEF_RST(R9A07G044_ADC_ADRST_N, 0x8a8, 1), DEF_RST(R9A07G044_TSU_PRESETN, 0x8ac, 0), +#ifdef CONFIG_CLK_R9A07G054 + DEF_RST(R9A07G054_STPAI_ARESETN, 0x8e8, 0), +#endif }; static const unsigned int r9a07g044_crit_mod_clks[] __initconst = { diff --git a/drivers/clk/renesas/r9a08g045-cpg.c b/drivers/clk/renesas/r9a08g045-cpg.c index a1f961d5b856..5156032f9fd9 100644 --- a/drivers/clk/renesas/r9a08g045-cpg.c +++ b/drivers/clk/renesas/r9a08g045-cpg.c @@ -187,6 +187,7 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = { DEF_FIXED("OSC", R9A08G045_OSCCLK, CLK_EXTAL, 1, 1), DEF_FIXED("OSC2", R9A08G045_OSCCLK2, CLK_EXTAL, 1, 3), DEF_FIXED("HP", R9A08G045_CLK_HP, CLK_PLL6, 1, 2), + DEF_FIXED("TSU", R9A08G045_CLK_TSU, CLK_PLL2_DIV2, 1, 8), }; static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = { @@ -209,6 +210,14 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = { DEF_MOD("sdhi2_imclk2", R9A08G045_SDHI2_IMCLK2, CLK_SD2_DIV4, 0x554, 9), DEF_MOD("sdhi2_clk_hs", R9A08G045_SDHI2_CLK_HS, R9A08G045_CLK_SD2, 0x554, 10), DEF_MOD("sdhi2_aclk", R9A08G045_SDHI2_ACLK, R9A08G045_CLK_P1, 0x554, 11), + DEF_MOD("ssi0_pclk2", R9A08G045_SSI0_PCLK2, R9A08G045_CLK_P0, 0x570, 0), + DEF_MOD("ssi0_sfr", R9A08G045_SSI0_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 1), + DEF_MOD("ssi1_pclk2", R9A08G045_SSI1_PCLK2, R9A08G045_CLK_P0, 0x570, 2), + DEF_MOD("ssi1_sfr", R9A08G045_SSI1_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 3), + DEF_MOD("ssi2_pclk2", R9A08G045_SSI2_PCLK2, R9A08G045_CLK_P0, 0x570, 4), + DEF_MOD("ssi2_sfr", R9A08G045_SSI2_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 5), + DEF_MOD("ssi3_pclk2", R9A08G045_SSI3_PCLK2, R9A08G045_CLK_P0, 0x570, 6), + DEF_MOD("ssi3_sfr", R9A08G045_SSI3_PCLK_SFR, R9A08G045_CLK_P0, 0x570, 7), DEF_MOD("usb0_host", R9A08G045_USB_U2H0_HCLK, R9A08G045_CLK_P1, 0x578, 0), DEF_MOD("usb1_host", R9A08G045_USB_U2H1_HCLK, R9A08G045_CLK_P1, 0x578, 1), DEF_MOD("usb0_func", R9A08G045_USB_U2P_EXR_CPUCLK, R9A08G045_CLK_P1, 0x578, 2), @@ -224,7 +233,14 @@ static const struct rzg2l_mod_clk r9a08g045_mod_clks[] = { DEF_MOD("i2c2_pclk", R9A08G045_I2C2_PCLK, R9A08G045_CLK_P0, 0x580, 2), DEF_MOD("i2c3_pclk", R9A08G045_I2C3_PCLK, R9A08G045_CLK_P0, 0x580, 3), DEF_MOD("scif0_clk_pck", R9A08G045_SCIF0_CLK_PCK, R9A08G045_CLK_P0, 0x584, 0), + DEF_MOD("scif1_clk_pck", R9A08G045_SCIF1_CLK_PCK, R9A08G045_CLK_P0, 0x584, 1), + DEF_MOD("scif2_clk_pck", R9A08G045_SCIF2_CLK_PCK, R9A08G045_CLK_P0, 0x584, 2), + DEF_MOD("scif3_clk_pck", R9A08G045_SCIF3_CLK_PCK, R9A08G045_CLK_P0, 0x584, 3), + DEF_MOD("scif4_clk_pck", R9A08G045_SCIF4_CLK_PCK, R9A08G045_CLK_P0, 0x584, 4), + DEF_MOD("scif5_clk_pck", R9A08G045_SCIF5_CLK_PCK, R9A08G045_CLK_P0, 0x584, 5), DEF_MOD("gpio_hclk", R9A08G045_GPIO_HCLK, R9A08G045_OSCCLK, 0x598, 0), + DEF_MOD("adc_adclk", R9A08G045_ADC_ADCLK, R9A08G045_CLK_TSU, 0x5a8, 0), + DEF_MOD("adc_pclk", R9A08G045_ADC_PCLK, R9A08G045_CLK_TSU, 0x5a8, 1), DEF_MOD("vbat_bclk", R9A08G045_VBAT_BCLK, R9A08G045_OSCCLK, 0x614, 0), }; @@ -238,6 +254,10 @@ static const struct rzg2l_reset r9a08g045_resets[] = { DEF_RST(R9A08G045_SDHI0_IXRST, 0x854, 0), DEF_RST(R9A08G045_SDHI1_IXRST, 0x854, 1), DEF_RST(R9A08G045_SDHI2_IXRST, 0x854, 2), + DEF_RST(R9A08G045_SSI0_RST_M2_REG, 0x870, 0), + DEF_RST(R9A08G045_SSI1_RST_M2_REG, 0x870, 1), + DEF_RST(R9A08G045_SSI2_RST_M2_REG, 0x870, 2), + DEF_RST(R9A08G045_SSI3_RST_M2_REG, 0x870, 3), DEF_RST(R9A08G045_USB_U2H0_HRESETN, 0x878, 0), DEF_RST(R9A08G045_USB_U2H1_HRESETN, 0x878, 1), DEF_RST(R9A08G045_USB_U2P_EXL_SYSRST, 0x878, 2), @@ -249,9 +269,16 @@ static const struct rzg2l_reset r9a08g045_resets[] = { DEF_RST(R9A08G045_I2C2_MRST, 0x880, 2), DEF_RST(R9A08G045_I2C3_MRST, 0x880, 3), DEF_RST(R9A08G045_SCIF0_RST_SYSTEM_N, 0x884, 0), + DEF_RST(R9A08G045_SCIF1_RST_SYSTEM_N, 0x884, 1), + DEF_RST(R9A08G045_SCIF2_RST_SYSTEM_N, 0x884, 2), + DEF_RST(R9A08G045_SCIF3_RST_SYSTEM_N, 0x884, 3), + DEF_RST(R9A08G045_SCIF4_RST_SYSTEM_N, 0x884, 4), + DEF_RST(R9A08G045_SCIF5_RST_SYSTEM_N, 0x884, 5), DEF_RST(R9A08G045_GPIO_RSTN, 0x898, 0), DEF_RST(R9A08G045_GPIO_PORT_RESETN, 0x898, 1), DEF_RST(R9A08G045_GPIO_SPARE_RESETN, 0x898, 2), + DEF_RST(R9A08G045_ADC_PRESETN, 0x8a8, 0), + DEF_RST(R9A08G045_ADC_ADRST_N, 0x8a8, 1), DEF_RST(R9A08G045_VBAT_BRESETN, 0x914, 0), }; @@ -289,6 +316,18 @@ static const struct rzg2l_cpg_pm_domain_init_data r9a08g045_pm_domains[] = { DEF_PD("sdhi2", R9A08G045_PD_SDHI2, DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, BIT(11)), RZG2L_PD_F_NONE), + DEF_PD("ssi0", R9A08G045_PD_SSI0, + DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(10)), + RZG2L_PD_F_NONE), + DEF_PD("ssi1", R9A08G045_PD_SSI1, + DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(11)), + RZG2L_PD_F_NONE), + DEF_PD("ssi2", R9A08G045_PD_SSI2, + DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(12)), + RZG2L_PD_F_NONE), + DEF_PD("ssi3", R9A08G045_PD_SSI3, + DEF_REG_CONF(CPG_BUS_MCPU1_MSTOP, BIT(13)), + RZG2L_PD_F_NONE), DEF_PD("usb0", R9A08G045_PD_USB0, DEF_REG_CONF(CPG_BUS_PERI_COM_MSTOP, GENMASK(6, 5)), RZG2L_PD_F_NONE), @@ -319,6 +358,24 @@ static const struct rzg2l_cpg_pm_domain_init_data r9a08g045_pm_domains[] = { DEF_PD("scif0", R9A08G045_PD_SCIF0, DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(1)), RZG2L_PD_F_NONE), + DEF_PD("scif1", R9A08G045_PD_SCIF1, + DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(2)), + RZG2L_PD_F_NONE), + DEF_PD("scif2", R9A08G045_PD_SCIF2, + DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(3)), + RZG2L_PD_F_NONE), + DEF_PD("scif3", R9A08G045_PD_SCIF3, + DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(4)), + RZG2L_PD_F_NONE), + DEF_PD("scif4", R9A08G045_PD_SCIF4, + DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(5)), + RZG2L_PD_F_NONE), + DEF_PD("scif5", R9A08G045_PD_SCIF5, + DEF_REG_CONF(CPG_BUS_MCPU3_MSTOP, BIT(4)), + RZG2L_PD_F_NONE), + DEF_PD("adc", R9A08G045_PD_ADC, + DEF_REG_CONF(CPG_BUS_MCPU2_MSTOP, BIT(14)), + RZG2L_PD_F_NONE), DEF_PD("vbat", R9A08G045_PD_VBAT, DEF_REG_CONF(CPG_BUS_MCPU3_MSTOP, BIT(8)), RZG2L_PD_F_ALWAYS_ON), diff --git a/drivers/clk/renesas/r9a09g047-cpg.c b/drivers/clk/renesas/r9a09g047-cpg.c new file mode 100644 index 000000000000..281d19782409 --- /dev/null +++ b/drivers/clk/renesas/r9a09g047-cpg.c @@ -0,0 +1,348 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas RZ/G3E CPG driver + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#include +#include +#include +#include + +#include + +#include "rzv2h-cpg.h" + +enum clk_ids { + /* Core Clock Outputs exported to DT */ + LAST_DT_CORE_CLK = R9A09G047_GBETH_1_CLK_PTP_REF_I, + + /* External Input Clocks */ + CLK_AUDIO_EXTAL, + CLK_RTXIN, + CLK_QEXTAL, + + /* PLL Clocks */ + CLK_PLLCM33, + CLK_PLLCLN, + CLK_PLLDTY, + CLK_PLLCA55, + CLK_PLLVDO, + CLK_PLLETH, + + /* Internal Core Clocks */ + CLK_PLLCM33_DIV3, + CLK_PLLCM33_DIV4, + CLK_PLLCM33_DIV5, + CLK_PLLCM33_DIV16, + CLK_PLLCM33_GEAR, + CLK_SMUX2_XSPI_CLK0, + CLK_SMUX2_XSPI_CLK1, + CLK_PLLCM33_XSPI, + CLK_PLLCLN_DIV2, + CLK_PLLCLN_DIV8, + CLK_PLLCLN_DIV16, + CLK_PLLCLN_DIV20, + CLK_PLLDTY_ACPU, + CLK_PLLDTY_ACPU_DIV2, + CLK_PLLDTY_ACPU_DIV4, + CLK_PLLDTY_DIV8, + CLK_PLLETH_DIV_250_FIX, + CLK_PLLETH_DIV_125_FIX, + CLK_CSDIV_PLLETH_GBE0, + CLK_CSDIV_PLLETH_GBE1, + CLK_SMUX2_GBE0_TXCLK, + CLK_SMUX2_GBE0_RXCLK, + CLK_SMUX2_GBE1_TXCLK, + CLK_SMUX2_GBE1_RXCLK, + CLK_PLLDTY_DIV16, + CLK_PLLVDO_CRU0, + CLK_PLLVDO_GPU, + + /* Module Clocks */ + MOD_CLK_BASE, +}; + +static const struct clk_div_table dtable_1_8[] = { + {0, 1}, + {1, 2}, + {2, 4}, + {3, 8}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_4[] = { + {0, 2}, + {1, 4}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_16[] = { + {0, 2}, + {1, 4}, + {2, 8}, + {3, 16}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_64[] = { + {0, 2}, + {1, 4}, + {2, 8}, + {3, 16}, + {4, 64}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_100[] = { + {0, 2}, + {1, 10}, + {2, 100}, + {0, 0}, +}; + +/* Mux clock tables */ +static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" }; +static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" }; +static const char * const smux2_gbe1_rxclk[] = { ".plleth_gbe1", "et1_rxclk" }; +static const char * const smux2_gbe1_txclk[] = { ".plleth_gbe1", "et1_txclk" }; +static const char * const smux2_xspi_clk0[] = { ".pllcm33_div3", ".pllcm33_div4" }; +static const char * const smux2_xspi_clk1[] = { ".smux2_xspi_clk0", ".pllcm33_div5" }; + +static const struct cpg_core_clk r9a09g047_core_clks[] __initconst = { + /* External Clock Inputs */ + DEF_INPUT("audio_extal", CLK_AUDIO_EXTAL), + DEF_INPUT("rtxin", CLK_RTXIN), + DEF_INPUT("qextal", CLK_QEXTAL), + + /* PLL Clocks */ + DEF_FIXED(".pllcm33", CLK_PLLCM33, CLK_QEXTAL, 200, 3), + DEF_FIXED(".pllcln", CLK_PLLCLN, CLK_QEXTAL, 200, 3), + DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3), + DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55), + DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3), + DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2), + + /* Internal Core Clocks */ + DEF_FIXED(".pllcm33_div3", CLK_PLLCM33_DIV3, CLK_PLLCM33, 1, 3), + DEF_FIXED(".pllcm33_div4", CLK_PLLCM33_DIV4, CLK_PLLCM33, 1, 4), + DEF_FIXED(".pllcm33_div5", CLK_PLLCM33_DIV5, CLK_PLLCM33, 1, 5), + DEF_FIXED(".pllcm33_div16", CLK_PLLCM33_DIV16, CLK_PLLCM33, 1, 16), + + DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64), + + DEF_SMUX(".smux2_xspi_clk0", CLK_SMUX2_XSPI_CLK0, SSEL1_SELCTL2, smux2_xspi_clk0), + DEF_SMUX(".smux2_xspi_clk1", CLK_SMUX2_XSPI_CLK1, SSEL1_SELCTL3, smux2_xspi_clk1), + DEF_CSDIV(".pllcm33_xspi", CLK_PLLCM33_XSPI, CLK_SMUX2_XSPI_CLK1, CSDIV0_DIVCTL3, + dtable_2_16), + DEF_FIXED(".pllcln_div2", CLK_PLLCLN_DIV2, CLK_PLLCLN, 1, 2), + DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8), + DEF_FIXED(".pllcln_div16", CLK_PLLCLN_DIV16, CLK_PLLCLN, 1, 16), + DEF_FIXED(".pllcln_div20", CLK_PLLCLN_DIV20, CLK_PLLCLN, 1, 20), + + DEF_DDIV(".plldty_acpu", CLK_PLLDTY_ACPU, CLK_PLLDTY, CDDIV0_DIVCTL2, dtable_2_64), + DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2), + DEF_FIXED(".plldty_acpu_div4", CLK_PLLDTY_ACPU_DIV4, CLK_PLLDTY_ACPU, 1, 4), + DEF_FIXED(".plldty_div8", CLK_PLLDTY_DIV8, CLK_PLLDTY, 1, 8), + + DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4), + DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2), + DEF_CSDIV(".plleth_gbe0", CLK_CSDIV_PLLETH_GBE0, CLK_PLLETH_DIV_250_FIX, + CSDIV0_DIVCTL0, dtable_2_100), + DEF_CSDIV(".plleth_gbe1", CLK_CSDIV_PLLETH_GBE1, CLK_PLLETH_DIV_250_FIX, + CSDIV0_DIVCTL1, dtable_2_100), + DEF_SMUX(".smux2_gbe0_txclk", CLK_SMUX2_GBE0_TXCLK, SSEL0_SELCTL2, smux2_gbe0_txclk), + DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk), + DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk), + DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk), + DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16), + + DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dtable_2_4), + DEF_DDIV(".pllvdo_gpu", CLK_PLLVDO_GPU, CLK_PLLVDO, CDDIV3_DIVCTL1, dtable_2_64), + + /* Core Clocks */ + DEF_FIXED("sys_0_pclk", R9A09G047_SYS_0_PCLK, CLK_QEXTAL, 1, 1), + DEF_DDIV("ca55_0_coreclk0", R9A09G047_CA55_0_CORECLK0, CLK_PLLCA55, + CDDIV1_DIVCTL0, dtable_1_8), + DEF_DDIV("ca55_0_coreclk1", R9A09G047_CA55_0_CORECLK1, CLK_PLLCA55, + CDDIV1_DIVCTL1, dtable_1_8), + DEF_DDIV("ca55_0_coreclk2", R9A09G047_CA55_0_CORECLK2, CLK_PLLCA55, + CDDIV1_DIVCTL2, dtable_1_8), + DEF_DDIV("ca55_0_coreclk3", R9A09G047_CA55_0_CORECLK3, CLK_PLLCA55, + CDDIV1_DIVCTL3, dtable_1_8), + DEF_FIXED("iotop_0_shclk", R9A09G047_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1), + DEF_FIXED("spi_clk_spi", R9A09G047_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2), + DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G047_GBETH_0_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), + DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G047_GBETH_1_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), +}; + +static const struct rzv2h_mod_clk r9a09g047_mod_clks[] __initconst = { + DEF_MOD_CRITICAL("icu_0_pclk_i", CLK_PLLCM33_DIV16, 0, 5, 0, 5, + BUS_MSTOP_NONE), + DEF_MOD_CRITICAL("gic_0_gicclk", CLK_PLLDTY_ACPU_DIV4, 1, 3, 0, 19, + BUS_MSTOP(3, BIT(5))), + DEF_MOD("wdt_1_clkp", CLK_PLLCLN_DIV16, 4, 13, 2, 13, + BUS_MSTOP(1, BIT(0))), + DEF_MOD("wdt_1_clk_loco", CLK_QEXTAL, 4, 14, 2, 14, + BUS_MSTOP(1, BIT(0))), + DEF_MOD("wdt_2_clkp", CLK_PLLCLN_DIV16, 4, 15, 2, 15, + BUS_MSTOP(5, BIT(12))), + DEF_MOD("wdt_2_clk_loco", CLK_QEXTAL, 5, 0, 2, 16, + BUS_MSTOP(5, BIT(12))), + DEF_MOD("wdt_3_clkp", CLK_PLLCLN_DIV16, 5, 1, 2, 17, + BUS_MSTOP(5, BIT(13))), + DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18, + BUS_MSTOP(5, BIT(13))), + DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15, + BUS_MSTOP(3, BIT(14))), + DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19, + BUS_MSTOP(3, BIT(13))), + DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20, + BUS_MSTOP(1, BIT(1))), + DEF_MOD("riic_1_ckm", CLK_PLLCLN_DIV16, 9, 5, 4, 21, + BUS_MSTOP(1, BIT(2))), + DEF_MOD("riic_2_ckm", CLK_PLLCLN_DIV16, 9, 6, 4, 22, + BUS_MSTOP(1, BIT(3))), + DEF_MOD("riic_3_ckm", CLK_PLLCLN_DIV16, 9, 7, 4, 23, + BUS_MSTOP(1, BIT(4))), + DEF_MOD("riic_4_ckm", CLK_PLLCLN_DIV16, 9, 8, 4, 24, + BUS_MSTOP(1, BIT(5))), + DEF_MOD("riic_5_ckm", CLK_PLLCLN_DIV16, 9, 9, 4, 25, + BUS_MSTOP(1, BIT(6))), + DEF_MOD("riic_6_ckm", CLK_PLLCLN_DIV16, 9, 10, 4, 26, + BUS_MSTOP(1, BIT(7))), + DEF_MOD("riic_7_ckm", CLK_PLLCLN_DIV16, 9, 11, 4, 27, + BUS_MSTOP(1, BIT(8))), + DEF_MOD("canfd_0_pclk", CLK_PLLCLN_DIV16, 9, 12, 4, 28, + BUS_MSTOP(10, BIT(14))), + DEF_MOD("canfd_0_clk_ram", CLK_PLLCLN_DIV8, 9, 13, 4, 29, + BUS_MSTOP(10, BIT(14))), + DEF_MOD("canfd_0_clkc", CLK_PLLCLN_DIV20, 9, 14, 4, 30, + BUS_MSTOP(10, BIT(14))), + DEF_MOD("spi_hclk", CLK_PLLCM33_GEAR, 9, 15, 4, 31, + BUS_MSTOP(4, BIT(5))), + DEF_MOD("spi_aclk", CLK_PLLCM33_GEAR, 10, 0, 5, 0, + BUS_MSTOP(4, BIT(5))), + DEF_MOD_NO_PM("spi_clk_spix2", CLK_PLLCM33_XSPI, 10, 1, 5, 2, + BUS_MSTOP(4, BIT(5))), + DEF_MOD("sdhi_0_imclk", CLK_PLLCLN_DIV8, 10, 3, 5, 3, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_imclk2", CLK_PLLCLN_DIV8, 10, 4, 5, 4, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_clk_hs", CLK_PLLCLN_DIV2, 10, 5, 5, 5, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 6, 5, 6, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_1_imclk", CLK_PLLCLN_DIV8, 10, 7, 5, 7, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_imclk2", CLK_PLLCLN_DIV8, 10, 8, 5, 8, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_clk_hs", CLK_PLLCLN_DIV2, 10, 9, 5, 9, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 10, 5, 10, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_2_imclk", CLK_PLLCLN_DIV8, 10, 11, 5, 11, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_imclk2", CLK_PLLCLN_DIV8, 10, 12, 5, 12, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_clk_hs", CLK_PLLCLN_DIV2, 10, 13, 5, 13, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14, + BUS_MSTOP(8, BIT(4))), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_180_i", CLK_SMUX2_GBE0_TXCLK, 11, 10, 5, 26, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_180_i", CLK_SMUX2_GBE0_RXCLK, 11, 11, 5, 27, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD("gbeth_0_aclk_csr_i", CLK_PLLDTY_DIV8, 11, 12, 5, 28, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_aclk_i", CLK_PLLDTY_DIV8, 11, 13, 5, 29, + BUS_MSTOP(8, BIT(5))), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_tx_i", CLK_SMUX2_GBE1_TXCLK, 11, 14, 5, 30, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_rx_i", CLK_SMUX2_GBE1_RXCLK, 11, 15, 5, 31, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_tx_180_i", CLK_SMUX2_GBE1_TXCLK, 12, 0, 6, 0, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_rx_180_i", CLK_SMUX2_GBE1_RXCLK, 12, 1, 6, 1, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD("gbeth_1_aclk_csr_i", CLK_PLLDTY_DIV8, 12, 2, 6, 2, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_aclk_i", CLK_PLLDTY_DIV8, 12, 3, 6, 3, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("cru_0_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 2, 6, 18, + BUS_MSTOP(9, BIT(4))), + DEF_MOD_NO_PM("cru_0_vclk", CLK_PLLVDO_CRU0, 13, 3, 6, 19, + BUS_MSTOP(9, BIT(4))), + DEF_MOD("cru_0_pclk", CLK_PLLDTY_DIV16, 13, 4, 6, 20, + BUS_MSTOP(9, BIT(4))), + DEF_MOD("ge3d_clk", CLK_PLLVDO_GPU, 15, 0, 7, 16, + BUS_MSTOP(3, BIT(4))), + DEF_MOD("ge3d_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17, + BUS_MSTOP(3, BIT(4))), + DEF_MOD("ge3d_ace_clk", CLK_PLLDTY_ACPU_DIV2, 15, 2, 7, 18, + BUS_MSTOP(3, BIT(4))), + DEF_MOD("tsu_1_pclk", CLK_QEXTAL, 16, 10, 8, 10, + BUS_MSTOP(2, BIT(15))), +}; + +static const struct rzv2h_reset r9a09g047_resets[] __initconst = { + DEF_RST(3, 0, 1, 1), /* SYS_0_PRESETN */ + DEF_RST(3, 6, 1, 7), /* ICU_0_PRESETN_I */ + DEF_RST(3, 8, 1, 9), /* GIC_0_GICRESET_N */ + DEF_RST(3, 9, 1, 10), /* GIC_0_DBG_GICRESET_N */ + DEF_RST(7, 6, 3, 7), /* WDT_1_RESET */ + DEF_RST(7, 7, 3, 8), /* WDT_2_RESET */ + DEF_RST(7, 8, 3, 9), /* WDT_3_RESET */ + DEF_RST(9, 5, 4, 6), /* SCIF_0_RST_SYSTEM_N */ + DEF_RST(9, 8, 4, 9), /* RIIC_0_MRST */ + DEF_RST(9, 9, 4, 10), /* RIIC_1_MRST */ + DEF_RST(9, 10, 4, 11), /* RIIC_2_MRST */ + DEF_RST(9, 11, 4, 12), /* RIIC_3_MRST */ + DEF_RST(9, 12, 4, 13), /* RIIC_4_MRST */ + DEF_RST(9, 13, 4, 14), /* RIIC_5_MRST */ + DEF_RST(9, 14, 4, 15), /* RIIC_6_MRST */ + DEF_RST(9, 15, 4, 16), /* RIIC_7_MRST */ + DEF_RST(10, 0, 4, 17), /* RIIC_8_MRST */ + DEF_RST(10, 1, 4, 18), /* CANFD_0_RSTP_N */ + DEF_RST(10, 2, 4, 19), /* CANFD_0_RSTC_N */ + DEF_RST(10, 3, 4, 20), /* SPI_HRESETN */ + DEF_RST(10, 4, 4, 21), /* SPI_ARESETN */ + DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */ + DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */ + DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */ + DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */ + DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */ + DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */ + DEF_RST(12, 6, 5, 23), /* CRU_0_ARESETN */ + DEF_RST(12, 7, 5, 24), /* CRU_0_S_RESETN */ + DEF_RST(13, 13, 6, 14), /* GE3D_RESETN */ + DEF_RST(13, 14, 6, 15), /* GE3D_AXI_RESETN */ + DEF_RST(13, 15, 6, 16), /* GE3D_ACE_RESETN */ + DEF_RST(15, 8, 7, 9), /* TSU_1_PRESETN */ +}; + +const struct rzv2h_cpg_info r9a09g047_cpg_info __initconst = { + /* Core Clocks */ + .core_clks = r9a09g047_core_clks, + .num_core_clks = ARRAY_SIZE(r9a09g047_core_clks), + .last_dt_core_clk = LAST_DT_CORE_CLK, + .num_total_core_clks = MOD_CLK_BASE, + + /* Module Clocks */ + .mod_clks = r9a09g047_mod_clks, + .num_mod_clks = ARRAY_SIZE(r9a09g047_mod_clks), + .num_hw_mod_clks = 28 * 16, + + /* Resets */ + .resets = r9a09g047_resets, + .num_resets = ARRAY_SIZE(r9a09g047_resets), + + .num_mstop_bits = 208, +}; diff --git a/drivers/clk/renesas/r9a09g057-cpg.c b/drivers/clk/renesas/r9a09g057-cpg.c index 3ee32db5c0af..687c25f76852 100644 --- a/drivers/clk/renesas/r9a09g057-cpg.c +++ b/drivers/clk/renesas/r9a09g057-cpg.c @@ -16,7 +16,7 @@ enum clk_ids { /* Core Clock Outputs exported to DT */ - LAST_DT_CORE_CLK = R9A09G057_IOTOP_0_SHCLK, + LAST_DT_CORE_CLK = R9A09G057_SPI_CLK_SPI, /* External Input Clocks */ CLK_AUDIO_EXTAL, @@ -28,19 +28,69 @@ enum clk_ids { CLK_PLLCLN, CLK_PLLDTY, CLK_PLLCA55, + CLK_PLLVDO, + CLK_PLLETH, + CLK_PLLGPU, /* Internal Core Clocks */ + CLK_PLLCM33_DIV3, + CLK_PLLCM33_DIV4, + CLK_PLLCM33_DIV5, CLK_PLLCM33_DIV16, + CLK_PLLCM33_GEAR, + CLK_SMUX2_XSPI_CLK0, + CLK_SMUX2_XSPI_CLK1, + CLK_PLLCM33_XSPI, CLK_PLLCLN_DIV2, CLK_PLLCLN_DIV8, CLK_PLLCLN_DIV16, CLK_PLLDTY_ACPU, + CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU_DIV4, + CLK_PLLDTY_DIV8, + CLK_PLLDTY_DIV16, + CLK_PLLDTY_RCPU, + CLK_PLLDTY_RCPU_DIV4, + CLK_PLLVDO_CRU0, + CLK_PLLVDO_CRU1, + CLK_PLLVDO_CRU2, + CLK_PLLVDO_CRU3, + CLK_PLLETH_DIV_250_FIX, + CLK_PLLETH_DIV_125_FIX, + CLK_CSDIV_PLLETH_GBE0, + CLK_CSDIV_PLLETH_GBE1, + CLK_SMUX2_GBE0_TXCLK, + CLK_SMUX2_GBE0_RXCLK, + CLK_SMUX2_GBE1_TXCLK, + CLK_SMUX2_GBE1_RXCLK, + CLK_PLLGPU_GEAR, /* Module Clocks */ MOD_CLK_BASE, }; +static const struct clk_div_table dtable_1_8[] = { + {0, 1}, + {1, 2}, + {2, 4}, + {3, 8}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_4[] = { + {0, 2}, + {1, 4}, + {0, 0}, +}; + +static const struct clk_div_table dtable_2_16[] = { + {0, 2}, + {1, 4}, + {2, 8}, + {3, 16}, + {0, 0}, +}; + static const struct clk_div_table dtable_2_64[] = { {0, 2}, {1, 4}, @@ -50,6 +100,21 @@ static const struct clk_div_table dtable_2_64[] = { {0, 0}, }; +static const struct clk_div_table dtable_2_100[] = { + {0, 2}, + {1, 10}, + {2, 100}, + {0, 0}, +}; + +/* Mux clock tables */ +static const char * const smux2_gbe0_rxclk[] = { ".plleth_gbe0", "et0_rxclk" }; +static const char * const smux2_gbe0_txclk[] = { ".plleth_gbe0", "et0_txclk" }; +static const char * const smux2_gbe1_rxclk[] = { ".plleth_gbe1", "et1_rxclk" }; +static const char * const smux2_gbe1_txclk[] = { ".plleth_gbe1", "et1_txclk" }; +static const char * const smux2_xspi_clk0[] = { ".pllcm33_div3", ".pllcm33_div4" }; +static const char * const smux2_xspi_clk1[] = { ".smux2_xspi_clk0", ".pllcm33_div5" }; + static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = { /* External Clock Inputs */ DEF_INPUT("audio_extal", CLK_AUDIO_EXTAL), @@ -60,65 +125,247 @@ static const struct cpg_core_clk r9a09g057_core_clks[] __initconst = { DEF_FIXED(".pllcm33", CLK_PLLCM33, CLK_QEXTAL, 200, 3), DEF_FIXED(".pllcln", CLK_PLLCLN, CLK_QEXTAL, 200, 3), DEF_FIXED(".plldty", CLK_PLLDTY, CLK_QEXTAL, 200, 3), - DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLL_CONF(0x64)), + DEF_PLL(".pllca55", CLK_PLLCA55, CLK_QEXTAL, PLLCA55), + DEF_FIXED(".pllvdo", CLK_PLLVDO, CLK_QEXTAL, 105, 2), + DEF_FIXED(".plleth", CLK_PLLETH, CLK_QEXTAL, 125, 3), + DEF_PLL(".pllgpu", CLK_PLLGPU, CLK_QEXTAL, PLLGPU), /* Internal Core Clocks */ + DEF_FIXED(".pllcm33_div3", CLK_PLLCM33_DIV3, CLK_PLLCM33, 1, 3), + DEF_FIXED(".pllcm33_div4", CLK_PLLCM33_DIV4, CLK_PLLCM33, 1, 4), + DEF_FIXED(".pllcm33_div5", CLK_PLLCM33_DIV5, CLK_PLLCM33, 1, 5), + DEF_DDIV(".pllcm33_gear", CLK_PLLCM33_GEAR, + CLK_PLLCM33_DIV4, CDDIV0_DIVCTL1, dtable_2_64), DEF_FIXED(".pllcm33_div16", CLK_PLLCM33_DIV16, CLK_PLLCM33, 1, 16), + DEF_SMUX(".smux2_xspi_clk0", CLK_SMUX2_XSPI_CLK0, SSEL1_SELCTL2, smux2_xspi_clk0), + DEF_SMUX(".smux2_xspi_clk1", CLK_SMUX2_XSPI_CLK1, SSEL1_SELCTL3, smux2_xspi_clk1), + DEF_CSDIV(".pllcm33_xspi", CLK_PLLCM33_XSPI, CLK_SMUX2_XSPI_CLK1, CSDIV0_DIVCTL3, + dtable_2_16), DEF_FIXED(".pllcln_div2", CLK_PLLCLN_DIV2, CLK_PLLCLN, 1, 2), DEF_FIXED(".pllcln_div8", CLK_PLLCLN_DIV8, CLK_PLLCLN, 1, 8), DEF_FIXED(".pllcln_div16", CLK_PLLCLN_DIV16, CLK_PLLCLN, 1, 16), DEF_DDIV(".plldty_acpu", CLK_PLLDTY_ACPU, CLK_PLLDTY, CDDIV0_DIVCTL2, dtable_2_64), + DEF_FIXED(".plldty_acpu_div2", CLK_PLLDTY_ACPU_DIV2, CLK_PLLDTY_ACPU, 1, 2), DEF_FIXED(".plldty_acpu_div4", CLK_PLLDTY_ACPU_DIV4, CLK_PLLDTY_ACPU, 1, 4), + DEF_FIXED(".plldty_div8", CLK_PLLDTY_DIV8, CLK_PLLDTY, 1, 8), + DEF_FIXED(".plldty_div16", CLK_PLLDTY_DIV16, CLK_PLLDTY, 1, 16), + DEF_DDIV(".plldty_rcpu", CLK_PLLDTY_RCPU, CLK_PLLDTY, CDDIV3_DIVCTL2, dtable_2_64), + DEF_FIXED(".plldty_rcpu_div4", CLK_PLLDTY_RCPU_DIV4, CLK_PLLDTY_RCPU, 1, 4), + + DEF_DDIV(".pllvdo_cru0", CLK_PLLVDO_CRU0, CLK_PLLVDO, CDDIV3_DIVCTL3, dtable_2_4), + DEF_DDIV(".pllvdo_cru1", CLK_PLLVDO_CRU1, CLK_PLLVDO, CDDIV4_DIVCTL0, dtable_2_4), + DEF_DDIV(".pllvdo_cru2", CLK_PLLVDO_CRU2, CLK_PLLVDO, CDDIV4_DIVCTL1, dtable_2_4), + DEF_DDIV(".pllvdo_cru3", CLK_PLLVDO_CRU3, CLK_PLLVDO, CDDIV4_DIVCTL2, dtable_2_4), + + DEF_FIXED(".plleth_250_fix", CLK_PLLETH_DIV_250_FIX, CLK_PLLETH, 1, 4), + DEF_FIXED(".plleth_125_fix", CLK_PLLETH_DIV_125_FIX, CLK_PLLETH_DIV_250_FIX, 1, 2), + DEF_CSDIV(".plleth_gbe0", CLK_CSDIV_PLLETH_GBE0, + CLK_PLLETH_DIV_250_FIX, CSDIV0_DIVCTL0, dtable_2_100), + DEF_CSDIV(".plleth_gbe1", CLK_CSDIV_PLLETH_GBE1, + CLK_PLLETH_DIV_250_FIX, CSDIV0_DIVCTL1, dtable_2_100), + DEF_SMUX(".smux2_gbe0_txclk", CLK_SMUX2_GBE0_TXCLK, SSEL0_SELCTL2, smux2_gbe0_txclk), + DEF_SMUX(".smux2_gbe0_rxclk", CLK_SMUX2_GBE0_RXCLK, SSEL0_SELCTL3, smux2_gbe0_rxclk), + DEF_SMUX(".smux2_gbe1_txclk", CLK_SMUX2_GBE1_TXCLK, SSEL1_SELCTL0, smux2_gbe1_txclk), + DEF_SMUX(".smux2_gbe1_rxclk", CLK_SMUX2_GBE1_RXCLK, SSEL1_SELCTL1, smux2_gbe1_rxclk), + + DEF_DDIV(".pllgpu_gear", CLK_PLLGPU_GEAR, CLK_PLLGPU, CDDIV3_DIVCTL1, dtable_2_64), /* Core Clocks */ DEF_FIXED("sys_0_pclk", R9A09G057_SYS_0_PCLK, CLK_QEXTAL, 1, 1), + DEF_DDIV("ca55_0_coreclk0", R9A09G057_CA55_0_CORE_CLK0, CLK_PLLCA55, + CDDIV1_DIVCTL0, dtable_1_8), + DEF_DDIV("ca55_0_coreclk1", R9A09G057_CA55_0_CORE_CLK1, CLK_PLLCA55, + CDDIV1_DIVCTL1, dtable_1_8), + DEF_DDIV("ca55_0_coreclk2", R9A09G057_CA55_0_CORE_CLK2, CLK_PLLCA55, + CDDIV1_DIVCTL2, dtable_1_8), + DEF_DDIV("ca55_0_coreclk3", R9A09G057_CA55_0_CORE_CLK3, CLK_PLLCA55, + CDDIV1_DIVCTL3, dtable_1_8), DEF_FIXED("iotop_0_shclk", R9A09G057_IOTOP_0_SHCLK, CLK_PLLCM33_DIV16, 1, 1), + DEF_FIXED("usb2_0_clk_core0", R9A09G057_USB2_0_CLK_CORE0, CLK_QEXTAL, 1, 1), + DEF_FIXED("usb2_0_clk_core1", R9A09G057_USB2_0_CLK_CORE1, CLK_QEXTAL, 1, 1), + DEF_FIXED("gbeth_0_clk_ptp_ref_i", R9A09G057_GBETH_0_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), + DEF_FIXED("gbeth_1_clk_ptp_ref_i", R9A09G057_GBETH_1_CLK_PTP_REF_I, + CLK_PLLETH_DIV_125_FIX, 1, 1), + DEF_FIXED_MOD_STATUS("spi_clk_spi", R9A09G057_SPI_CLK_SPI, CLK_PLLCM33_XSPI, 1, 2, + FIXED_MOD_CONF_XSPI), }; static const struct rzv2h_mod_clk r9a09g057_mod_clks[] __initconst = { - DEF_MOD("gtm_0_pclk", CLK_PLLCM33_DIV16, 4, 3, 2, 3), - DEF_MOD("gtm_1_pclk", CLK_PLLCM33_DIV16, 4, 4, 2, 4), - DEF_MOD("gtm_2_pclk", CLK_PLLCLN_DIV16, 4, 5, 2, 5), - DEF_MOD("gtm_3_pclk", CLK_PLLCLN_DIV16, 4, 6, 2, 6), - DEF_MOD("gtm_4_pclk", CLK_PLLCLN_DIV16, 4, 7, 2, 7), - DEF_MOD("gtm_5_pclk", CLK_PLLCLN_DIV16, 4, 8, 2, 8), - DEF_MOD("gtm_6_pclk", CLK_PLLCLN_DIV16, 4, 9, 2, 9), - DEF_MOD("gtm_7_pclk", CLK_PLLCLN_DIV16, 4, 10, 2, 10), - DEF_MOD("wdt_0_clkp", CLK_PLLCM33_DIV16, 4, 11, 2, 11), - DEF_MOD("wdt_0_clk_loco", CLK_QEXTAL, 4, 12, 2, 12), - DEF_MOD("wdt_1_clkp", CLK_PLLCLN_DIV16, 4, 13, 2, 13), - DEF_MOD("wdt_1_clk_loco", CLK_QEXTAL, 4, 14, 2, 14), - DEF_MOD("wdt_2_clkp", CLK_PLLCLN_DIV16, 4, 15, 2, 15), - DEF_MOD("wdt_2_clk_loco", CLK_QEXTAL, 5, 0, 2, 16), - DEF_MOD("wdt_3_clkp", CLK_PLLCLN_DIV16, 5, 1, 2, 17), - DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18), - DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15), - DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19), - DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20), - DEF_MOD("riic_1_ckm", CLK_PLLCLN_DIV16, 9, 5, 4, 21), - DEF_MOD("riic_2_ckm", CLK_PLLCLN_DIV16, 9, 6, 4, 22), - DEF_MOD("riic_3_ckm", CLK_PLLCLN_DIV16, 9, 7, 4, 23), - DEF_MOD("riic_4_ckm", CLK_PLLCLN_DIV16, 9, 8, 4, 24), - DEF_MOD("riic_5_ckm", CLK_PLLCLN_DIV16, 9, 9, 4, 25), - DEF_MOD("riic_6_ckm", CLK_PLLCLN_DIV16, 9, 10, 4, 26), - DEF_MOD("riic_7_ckm", CLK_PLLCLN_DIV16, 9, 11, 4, 27), - DEF_MOD("sdhi_0_imclk", CLK_PLLCLN_DIV8, 10, 3, 5, 3), - DEF_MOD("sdhi_0_imclk2", CLK_PLLCLN_DIV8, 10, 4, 5, 4), - DEF_MOD("sdhi_0_clk_hs", CLK_PLLCLN_DIV2, 10, 5, 5, 5), - DEF_MOD("sdhi_0_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 6, 5, 6), - DEF_MOD("sdhi_1_imclk", CLK_PLLCLN_DIV8, 10, 7, 5, 7), - DEF_MOD("sdhi_1_imclk2", CLK_PLLCLN_DIV8, 10, 8, 5, 8), - DEF_MOD("sdhi_1_clk_hs", CLK_PLLCLN_DIV2, 10, 9, 5, 9), - DEF_MOD("sdhi_1_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 10, 5, 10), - DEF_MOD("sdhi_2_imclk", CLK_PLLCLN_DIV8, 10, 11, 5, 11), - DEF_MOD("sdhi_2_imclk2", CLK_PLLCLN_DIV8, 10, 12, 5, 12), - DEF_MOD("sdhi_2_clk_hs", CLK_PLLCLN_DIV2, 10, 13, 5, 13), - DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14), + DEF_MOD("dmac_0_aclk", CLK_PLLCM33_GEAR, 0, 0, 0, 0, + BUS_MSTOP(5, BIT(9))), + DEF_MOD("dmac_1_aclk", CLK_PLLDTY_ACPU_DIV2, 0, 1, 0, 1, + BUS_MSTOP(3, BIT(2))), + DEF_MOD("dmac_2_aclk", CLK_PLLDTY_ACPU_DIV2, 0, 2, 0, 2, + BUS_MSTOP(3, BIT(3))), + DEF_MOD("dmac_3_aclk", CLK_PLLDTY_RCPU_DIV4, 0, 3, 0, 3, + BUS_MSTOP(10, BIT(11))), + DEF_MOD("dmac_4_aclk", CLK_PLLDTY_RCPU_DIV4, 0, 4, 0, 4, + BUS_MSTOP(10, BIT(12))), + DEF_MOD_CRITICAL("icu_0_pclk_i", CLK_PLLCM33_DIV16, 0, 5, 0, 5, + BUS_MSTOP_NONE), + DEF_MOD_CRITICAL("gic_0_gicclk", CLK_PLLDTY_ACPU_DIV4, 1, 3, 0, 19, + BUS_MSTOP(3, BIT(5))), + DEF_MOD("gtm_0_pclk", CLK_PLLCM33_DIV16, 4, 3, 2, 3, + BUS_MSTOP(5, BIT(10))), + DEF_MOD("gtm_1_pclk", CLK_PLLCM33_DIV16, 4, 4, 2, 4, + BUS_MSTOP(5, BIT(11))), + DEF_MOD("gtm_2_pclk", CLK_PLLCLN_DIV16, 4, 5, 2, 5, + BUS_MSTOP(2, BIT(13))), + DEF_MOD("gtm_3_pclk", CLK_PLLCLN_DIV16, 4, 6, 2, 6, + BUS_MSTOP(2, BIT(14))), + DEF_MOD("gtm_4_pclk", CLK_PLLCLN_DIV16, 4, 7, 2, 7, + BUS_MSTOP(11, BIT(13))), + DEF_MOD("gtm_5_pclk", CLK_PLLCLN_DIV16, 4, 8, 2, 8, + BUS_MSTOP(11, BIT(14))), + DEF_MOD("gtm_6_pclk", CLK_PLLCLN_DIV16, 4, 9, 2, 9, + BUS_MSTOP(11, BIT(15))), + DEF_MOD("gtm_7_pclk", CLK_PLLCLN_DIV16, 4, 10, 2, 10, + BUS_MSTOP(12, BIT(0))), + DEF_MOD("wdt_0_clkp", CLK_PLLCM33_DIV16, 4, 11, 2, 11, + BUS_MSTOP(3, BIT(10))), + DEF_MOD("wdt_0_clk_loco", CLK_QEXTAL, 4, 12, 2, 12, + BUS_MSTOP(3, BIT(10))), + DEF_MOD("wdt_1_clkp", CLK_PLLCLN_DIV16, 4, 13, 2, 13, + BUS_MSTOP(1, BIT(0))), + DEF_MOD("wdt_1_clk_loco", CLK_QEXTAL, 4, 14, 2, 14, + BUS_MSTOP(1, BIT(0))), + DEF_MOD("wdt_2_clkp", CLK_PLLCLN_DIV16, 4, 15, 2, 15, + BUS_MSTOP(5, BIT(12))), + DEF_MOD("wdt_2_clk_loco", CLK_QEXTAL, 5, 0, 2, 16, + BUS_MSTOP(5, BIT(12))), + DEF_MOD("wdt_3_clkp", CLK_PLLCLN_DIV16, 5, 1, 2, 17, + BUS_MSTOP(5, BIT(13))), + DEF_MOD("wdt_3_clk_loco", CLK_QEXTAL, 5, 2, 2, 18, + BUS_MSTOP(5, BIT(13))), + DEF_MOD("scif_0_clk_pck", CLK_PLLCM33_DIV16, 8, 15, 4, 15, + BUS_MSTOP(3, BIT(14))), + DEF_MOD("riic_8_ckm", CLK_PLLCM33_DIV16, 9, 3, 4, 19, + BUS_MSTOP(3, BIT(13))), + DEF_MOD("riic_0_ckm", CLK_PLLCLN_DIV16, 9, 4, 4, 20, + BUS_MSTOP(1, BIT(1))), + DEF_MOD("riic_1_ckm", CLK_PLLCLN_DIV16, 9, 5, 4, 21, + BUS_MSTOP(1, BIT(2))), + DEF_MOD("riic_2_ckm", CLK_PLLCLN_DIV16, 9, 6, 4, 22, + BUS_MSTOP(1, BIT(3))), + DEF_MOD("riic_3_ckm", CLK_PLLCLN_DIV16, 9, 7, 4, 23, + BUS_MSTOP(1, BIT(4))), + DEF_MOD("riic_4_ckm", CLK_PLLCLN_DIV16, 9, 8, 4, 24, + BUS_MSTOP(1, BIT(5))), + DEF_MOD("riic_5_ckm", CLK_PLLCLN_DIV16, 9, 9, 4, 25, + BUS_MSTOP(1, BIT(6))), + DEF_MOD("riic_6_ckm", CLK_PLLCLN_DIV16, 9, 10, 4, 26, + BUS_MSTOP(1, BIT(7))), + DEF_MOD("riic_7_ckm", CLK_PLLCLN_DIV16, 9, 11, 4, 27, + BUS_MSTOP(1, BIT(8))), + DEF_MOD("spi_hclk", CLK_PLLCM33_GEAR, 9, 15, 4, 31, + BUS_MSTOP(4, BIT(5))), + DEF_MOD("spi_aclk", CLK_PLLCM33_GEAR, 10, 0, 5, 0, + BUS_MSTOP(4, BIT(5))), + DEF_MOD("spi_clk_spix2", CLK_PLLCM33_XSPI, 10, 1, 5, 2, + BUS_MSTOP(4, BIT(5))), + DEF_MOD("sdhi_0_imclk", CLK_PLLCLN_DIV8, 10, 3, 5, 3, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_imclk2", CLK_PLLCLN_DIV8, 10, 4, 5, 4, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_clk_hs", CLK_PLLCLN_DIV2, 10, 5, 5, 5, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_0_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 6, 5, 6, + BUS_MSTOP(8, BIT(2))), + DEF_MOD("sdhi_1_imclk", CLK_PLLCLN_DIV8, 10, 7, 5, 7, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_imclk2", CLK_PLLCLN_DIV8, 10, 8, 5, 8, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_clk_hs", CLK_PLLCLN_DIV2, 10, 9, 5, 9, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_1_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 10, 5, 10, + BUS_MSTOP(8, BIT(3))), + DEF_MOD("sdhi_2_imclk", CLK_PLLCLN_DIV8, 10, 11, 5, 11, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_imclk2", CLK_PLLCLN_DIV8, 10, 12, 5, 12, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_clk_hs", CLK_PLLCLN_DIV2, 10, 13, 5, 13, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("sdhi_2_aclk", CLK_PLLDTY_ACPU_DIV4, 10, 14, 5, 14, + BUS_MSTOP(8, BIT(4))), + DEF_MOD("usb2_0_u2h0_hclk", CLK_PLLDTY_DIV8, 11, 3, 5, 19, + BUS_MSTOP(7, BIT(7))), + DEF_MOD("usb2_0_u2h1_hclk", CLK_PLLDTY_DIV8, 11, 4, 5, 20, + BUS_MSTOP(7, BIT(8))), + DEF_MOD("usb2_0_u2p_exr_cpuclk", CLK_PLLDTY_ACPU_DIV4, 11, 5, 5, 21, + BUS_MSTOP(7, BIT(9))), + DEF_MOD("usb2_0_pclk_usbtst0", CLK_PLLDTY_ACPU_DIV4, 11, 6, 5, 22, + BUS_MSTOP(7, BIT(10))), + DEF_MOD("usb2_0_pclk_usbtst1", CLK_PLLDTY_ACPU_DIV4, 11, 7, 5, 23, + BUS_MSTOP(7, BIT(11))), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_i", CLK_SMUX2_GBE0_TXCLK, 11, 8, 5, 24, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_i", CLK_SMUX2_GBE0_RXCLK, 11, 9, 5, 25, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_tx_180_i", CLK_SMUX2_GBE0_TXCLK, 11, 10, 5, 26, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_0_clk_rx_180_i", CLK_SMUX2_GBE0_RXCLK, 11, 11, 5, 27, + BUS_MSTOP(8, BIT(5)), 1), + DEF_MOD("gbeth_0_aclk_csr_i", CLK_PLLDTY_DIV8, 11, 12, 5, 28, + BUS_MSTOP(8, BIT(5))), + DEF_MOD("gbeth_0_aclk_i", CLK_PLLDTY_DIV8, 11, 13, 5, 29, + BUS_MSTOP(8, BIT(5))), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_tx_i", CLK_SMUX2_GBE1_TXCLK, 11, 14, 5, 30, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_rx_i", CLK_SMUX2_GBE1_RXCLK, 11, 15, 5, 31, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_tx_180_i", CLK_SMUX2_GBE1_TXCLK, 12, 0, 6, 0, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD_MUX_EXTERNAL("gbeth_1_clk_rx_180_i", CLK_SMUX2_GBE1_RXCLK, 12, 1, 6, 1, + BUS_MSTOP(8, BIT(6)), 1), + DEF_MOD("gbeth_1_aclk_csr_i", CLK_PLLDTY_DIV8, 12, 2, 6, 2, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("gbeth_1_aclk_i", CLK_PLLDTY_DIV8, 12, 3, 6, 3, + BUS_MSTOP(8, BIT(6))), + DEF_MOD("cru_0_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 2, 6, 18, + BUS_MSTOP(9, BIT(4))), + DEF_MOD_NO_PM("cru_0_vclk", CLK_PLLVDO_CRU0, 13, 3, 6, 19, + BUS_MSTOP(9, BIT(4))), + DEF_MOD("cru_0_pclk", CLK_PLLDTY_DIV16, 13, 4, 6, 20, + BUS_MSTOP(9, BIT(4))), + DEF_MOD("cru_1_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 5, 6, 21, + BUS_MSTOP(9, BIT(5))), + DEF_MOD_NO_PM("cru_1_vclk", CLK_PLLVDO_CRU1, 13, 6, 6, 22, + BUS_MSTOP(9, BIT(5))), + DEF_MOD("cru_1_pclk", CLK_PLLDTY_DIV16, 13, 7, 6, 23, + BUS_MSTOP(9, BIT(5))), + DEF_MOD("cru_2_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 8, 6, 24, + BUS_MSTOP(9, BIT(6))), + DEF_MOD_NO_PM("cru_2_vclk", CLK_PLLVDO_CRU2, 13, 9, 6, 25, + BUS_MSTOP(9, BIT(6))), + DEF_MOD("cru_2_pclk", CLK_PLLDTY_DIV16, 13, 10, 6, 26, + BUS_MSTOP(9, BIT(6))), + DEF_MOD("cru_3_aclk", CLK_PLLDTY_ACPU_DIV2, 13, 11, 6, 27, + BUS_MSTOP(9, BIT(7))), + DEF_MOD_NO_PM("cru_3_vclk", CLK_PLLVDO_CRU3, 13, 12, 6, 28, + BUS_MSTOP(9, BIT(7))), + DEF_MOD("cru_3_pclk", CLK_PLLDTY_DIV16, 13, 13, 6, 29, + BUS_MSTOP(9, BIT(7))), + DEF_MOD("gpu_0_clk", CLK_PLLGPU_GEAR, 15, 0, 7, 16, + BUS_MSTOP(3, BIT(4))), + DEF_MOD("gpu_0_axi_clk", CLK_PLLDTY_ACPU_DIV2, 15, 1, 7, 17, + BUS_MSTOP(3, BIT(4))), + DEF_MOD("gpu_0_ace_clk", CLK_PLLDTY_ACPU_DIV2, 15, 2, 7, 18, + BUS_MSTOP(3, BIT(4))), }; static const struct rzv2h_reset r9a09g057_resets[] __initconst = { + DEF_RST(3, 0, 1, 1), /* SYS_0_PRESETN */ + DEF_RST(3, 1, 1, 2), /* DMAC_0_ARESETN */ + DEF_RST(3, 2, 1, 3), /* DMAC_1_ARESETN */ + DEF_RST(3, 3, 1, 4), /* DMAC_2_ARESETN */ + DEF_RST(3, 4, 1, 5), /* DMAC_3_ARESETN */ + DEF_RST(3, 5, 1, 6), /* DMAC_4_ARESETN */ + DEF_RST(3, 6, 1, 7), /* ICU_0_PRESETN_I */ + DEF_RST(3, 8, 1, 9), /* GIC_0_GICRESET_N */ + DEF_RST(3, 9, 1, 10), /* GIC_0_DBG_GICRESET_N */ DEF_RST(6, 13, 2, 30), /* GTM_0_PRESETZ */ DEF_RST(6, 14, 2, 31), /* GTM_1_PRESETZ */ DEF_RST(6, 15, 3, 0), /* GTM_2_PRESETZ */ @@ -141,9 +388,32 @@ static const struct rzv2h_reset r9a09g057_resets[] __initconst = { DEF_RST(9, 14, 4, 15), /* RIIC_6_MRST */ DEF_RST(9, 15, 4, 16), /* RIIC_7_MRST */ DEF_RST(10, 0, 4, 17), /* RIIC_8_MRST */ + DEF_RST(10, 3, 4, 20), /* SPI_HRESETN */ + DEF_RST(10, 4, 4, 21), /* SPI_ARESETN */ DEF_RST(10, 7, 4, 24), /* SDHI_0_IXRST */ DEF_RST(10, 8, 4, 25), /* SDHI_1_IXRST */ DEF_RST(10, 9, 4, 26), /* SDHI_2_IXRST */ + DEF_RST(10, 12, 4, 29), /* USB2_0_U2H0_HRESETN */ + DEF_RST(10, 13, 4, 30), /* USB2_0_U2H1_HRESETN */ + DEF_RST(10, 14, 4, 31), /* USB2_0_U2P_EXL_SYSRST */ + DEF_RST(10, 15, 5, 0), /* USB2_0_PRESETN */ + DEF_RST(11, 0, 5, 1), /* GBETH_0_ARESETN_I */ + DEF_RST(11, 1, 5, 2), /* GBETH_1_ARESETN_I */ + DEF_RST(12, 5, 5, 22), /* CRU_0_PRESETN */ + DEF_RST(12, 6, 5, 23), /* CRU_0_ARESETN */ + DEF_RST(12, 7, 5, 24), /* CRU_0_S_RESETN */ + DEF_RST(12, 8, 5, 25), /* CRU_1_PRESETN */ + DEF_RST(12, 9, 5, 26), /* CRU_1_ARESETN */ + DEF_RST(12, 10, 5, 27), /* CRU_1_S_RESETN */ + DEF_RST(12, 11, 5, 28), /* CRU_2_PRESETN */ + DEF_RST(12, 12, 5, 29), /* CRU_2_ARESETN */ + DEF_RST(12, 13, 5, 30), /* CRU_2_S_RESETN */ + DEF_RST(12, 14, 5, 31), /* CRU_3_PRESETN */ + DEF_RST(12, 15, 6, 0), /* CRU_3_ARESETN */ + DEF_RST(13, 0, 6, 1), /* CRU_3_S_RESETN */ + DEF_RST(13, 13, 6, 14), /* GPU_0_RESETN */ + DEF_RST(13, 14, 6, 15), /* GPU_0_AXI_RESETN */ + DEF_RST(13, 15, 6, 16), /* GPU_0_ACE_RESETN */ }; const struct rzv2h_cpg_info r9a09g057_cpg_info __initconst = { @@ -161,4 +431,6 @@ const struct rzv2h_cpg_info r9a09g057_cpg_info __initconst = { /* Resets */ .resets = r9a09g057_resets, .num_resets = ARRAY_SIZE(r9a09g057_resets), + + .num_mstop_bits = 192, }; diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c index 112ed81f648e..e93559b83bc2 100644 --- a/drivers/clk/renesas/renesas-cpg-mssr.c +++ b/drivers/clk/renesas/renesas-cpg-mssr.c @@ -27,6 +27,7 @@ #include #include #include +#include #include @@ -205,7 +206,7 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable) int error; dev_dbg(dev, "MSTP %u%02u/%pC %s\n", reg, bit, hw->clk, - enable ? "ON" : "OFF"); + str_on_off(enable)); spin_lock_irqsave(&priv->rmw_lock, flags); if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) { diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index e2ecc9d36e05..e4f2d974f38a 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include @@ -1222,7 +1223,7 @@ static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable) } dev_dbg(dev, "CLK_ON 0x%x/%pC %s\n", CLK_ON_R(reg), hw->clk, - enable ? "ON" : "OFF"); + str_on_off(enable)); value = bitmask << 16; if (enable) diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index 019efe00ffd9..240a3dfbd6c9 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -21,6 +21,7 @@ #define CPG_PL2_DDIV (0x204) #define CPG_PL3A_DDIV (0x208) #define CPG_PL6_DDIV (0x210) +#define CPG_PL3C_SDIV (0x214) #define CPG_CLKSTATUS (0x280) #define CPG_PL3_SSEL (0x408) #define CPG_PL6_SSEL (0x414) @@ -70,6 +71,7 @@ #define DIVPL3A DDIV_PACK(CPG_PL3A_DDIV, 0, 3) #define DIVPL3B DDIV_PACK(CPG_PL3A_DDIV, 4, 3) #define DIVPL3C DDIV_PACK(CPG_PL3A_DDIV, 8, 3) +#define DIVPL3E DDIV_PACK(CPG_PL3C_SDIV, 8, 5) #define DIVGPU DDIV_PACK(CPG_PL6_DDIV, 0, 2) #define SEL_PLL_PACK(offset, bitpos, size) \ diff --git a/drivers/clk/renesas/rzv2h-cpg.c b/drivers/clk/renesas/rzv2h-cpg.c index 5f8116e39e22..25a8189c2a13 100644 --- a/drivers/clk/renesas/rzv2h-cpg.c +++ b/drivers/clk/renesas/rzv2h-cpg.c @@ -23,7 +23,9 @@ #include #include #include +#include #include +#include #include @@ -40,10 +42,21 @@ #define GET_RST_OFFSET(x) (0x900 + ((x) * 4)) #define GET_RST_MON_OFFSET(x) (0xA00 + ((x) * 4)) -#define KDIV(val) ((s16)FIELD_GET(GENMASK(31, 16), (val))) -#define MDIV(val) FIELD_GET(GENMASK(15, 6), (val)) -#define PDIV(val) FIELD_GET(GENMASK(5, 0), (val)) -#define SDIV(val) FIELD_GET(GENMASK(2, 0), (val)) +#define CPG_BUS_1_MSTOP (0xd00) +#define CPG_BUS_MSTOP(m) (CPG_BUS_1_MSTOP + ((m) - 1) * 4) + +#define CPG_PLL_STBY(x) ((x)) +#define CPG_PLL_STBY_RESETB BIT(0) +#define CPG_PLL_STBY_RESETB_WEN BIT(16) +#define CPG_PLL_CLK1(x) ((x) + 0x004) +#define CPG_PLL_CLK1_KDIV(x) ((s16)FIELD_GET(GENMASK(31, 16), (x))) +#define CPG_PLL_CLK1_MDIV(x) FIELD_GET(GENMASK(15, 6), (x)) +#define CPG_PLL_CLK1_PDIV(x) FIELD_GET(GENMASK(5, 0), (x)) +#define CPG_PLL_CLK2(x) ((x) + 0x008) +#define CPG_PLL_CLK2_SDIV(x) FIELD_GET(GENMASK(2, 0), (x)) +#define CPG_PLL_MON(x) ((x) + 0x010) +#define CPG_PLL_MON_RESETB BIT(0) +#define CPG_PLL_MON_LOCK BIT(4) #define DDIV_DIVCTL_WEN(shift) BIT((shift) + 16) @@ -64,6 +77,8 @@ * @resets: Array of resets * @num_resets: Number of Module Resets in info->resets[] * @last_dt_core_clk: ID of the last Core Clock exported to DT + * @ff_mod_status_ops: Fixed Factor Module Status Clock operations + * @mstop_count: Array of mstop values * @rcdev: Reset controller entity */ struct rzv2h_cpg_priv { @@ -78,6 +93,10 @@ struct rzv2h_cpg_priv { unsigned int num_resets; unsigned int last_dt_core_clk; + struct clk_ops *ff_mod_status_ops; + + atomic_t *mstop_count; + struct reset_controller_dev rcdev; }; @@ -85,10 +104,8 @@ struct rzv2h_cpg_priv { struct pll_clk { struct rzv2h_cpg_priv *priv; - void __iomem *base; struct clk_hw hw; - unsigned int conf; - unsigned int type; + struct pll pll; }; #define to_pll(_hw) container_of(_hw, struct pll_clk, hw) @@ -97,19 +114,25 @@ struct pll_clk { * struct mod_clock - Module clock * * @priv: CPG private data + * @mstop_data: mstop data relating to module clock * @hw: handle between common and hardware-specific interfaces + * @no_pm: flag to indicate PM is not supported * @on_index: register offset * @on_bit: ON/MON bit * @mon_index: monitor register offset - * @mon_bit: montor bit + * @mon_bit: monitor bit + * @ext_clk_mux_index: mux index for external clock source, or -1 if internal */ struct mod_clock { struct rzv2h_cpg_priv *priv; + unsigned int mstop_data; struct clk_hw hw; + bool no_pm; u8 on_index; u8 on_bit; s8 mon_index; u8 mon_bit; + s8 ext_clk_mux_index; }; #define to_mod_clock(_hw) container_of(_hw, struct mod_clock, hw) @@ -129,27 +152,94 @@ struct ddiv_clk { #define to_ddiv_clock(_div) container_of(_div, struct ddiv_clk, div) +/** + * struct rzv2h_ff_mod_status_clk - Fixed Factor Module Status Clock + * + * @priv: CPG private data + * @conf: fixed mod configuration + * @fix: fixed factor clock + */ +struct rzv2h_ff_mod_status_clk { + struct rzv2h_cpg_priv *priv; + struct fixed_mod_conf conf; + struct clk_fixed_factor fix; +}; + +#define to_rzv2h_ff_mod_status_clk(_hw) \ + container_of(_hw, struct rzv2h_ff_mod_status_clk, fix.hw) + +static int rzv2h_cpg_pll_clk_is_enabled(struct clk_hw *hw) +{ + struct pll_clk *pll_clk = to_pll(hw); + struct rzv2h_cpg_priv *priv = pll_clk->priv; + u32 val = readl(priv->base + CPG_PLL_MON(pll_clk->pll.offset)); + + /* Ensure both RESETB and LOCK bits are set */ + return (val & (CPG_PLL_MON_RESETB | CPG_PLL_MON_LOCK)) == + (CPG_PLL_MON_RESETB | CPG_PLL_MON_LOCK); +} + +static int rzv2h_cpg_pll_clk_enable(struct clk_hw *hw) +{ + struct pll_clk *pll_clk = to_pll(hw); + struct rzv2h_cpg_priv *priv = pll_clk->priv; + struct pll pll = pll_clk->pll; + u32 stby_offset; + u32 mon_offset; + u32 val; + int ret; + + if (rzv2h_cpg_pll_clk_is_enabled(hw)) + return 0; + + stby_offset = CPG_PLL_STBY(pll.offset); + mon_offset = CPG_PLL_MON(pll.offset); + + writel(CPG_PLL_STBY_RESETB_WEN | CPG_PLL_STBY_RESETB, + priv->base + stby_offset); + + /* + * Ensure PLL enters into normal mode + * + * Note: There is no HW information about the worst case latency. + * + * Since this latency might depend on external crystal or PLL rate, + * use a "super" safe timeout value. + */ + ret = readl_poll_timeout_atomic(priv->base + mon_offset, val, + (val & (CPG_PLL_MON_RESETB | CPG_PLL_MON_LOCK)) == + (CPG_PLL_MON_RESETB | CPG_PLL_MON_LOCK), 200, 2000); + if (ret) + dev_err(priv->dev, "Failed to enable PLL 0x%x/%pC\n", + stby_offset, hw->clk); + + return ret; +} + static unsigned long rzv2h_cpg_pll_clk_recalc_rate(struct clk_hw *hw, unsigned long parent_rate) { struct pll_clk *pll_clk = to_pll(hw); struct rzv2h_cpg_priv *priv = pll_clk->priv; + struct pll pll = pll_clk->pll; unsigned int clk1, clk2; u64 rate; - if (!PLL_CLK_ACCESS(pll_clk->conf)) + if (!pll.has_clkn) return 0; - clk1 = readl(priv->base + PLL_CLK1_OFFSET(pll_clk->conf)); - clk2 = readl(priv->base + PLL_CLK2_OFFSET(pll_clk->conf)); + clk1 = readl(priv->base + CPG_PLL_CLK1(pll.offset)); + clk2 = readl(priv->base + CPG_PLL_CLK2(pll.offset)); - rate = mul_u64_u32_shr(parent_rate, (MDIV(clk1) << 16) + KDIV(clk1), - 16 + SDIV(clk2)); + rate = mul_u64_u32_shr(parent_rate, (CPG_PLL_CLK1_MDIV(clk1) << 16) + + CPG_PLL_CLK1_KDIV(clk1), 16 + CPG_PLL_CLK2_SDIV(clk2)); - return DIV_ROUND_CLOSEST_ULL(rate, PDIV(clk1)); + return DIV_ROUND_CLOSEST_ULL(rate, CPG_PLL_CLK1_PDIV(clk1)); } static const struct clk_ops rzv2h_cpg_pll_ops = { + .is_enabled = rzv2h_cpg_pll_clk_is_enabled, + .enable = rzv2h_cpg_pll_clk_enable, .recalc_rate = rzv2h_cpg_pll_clk_recalc_rate, }; @@ -158,7 +248,6 @@ rzv2h_cpg_pll_clk_register(const struct cpg_core_clk *core, struct rzv2h_cpg_priv *priv, const struct clk_ops *ops) { - void __iomem *base = priv->base; struct device *dev = priv->dev; struct clk_init_data init; const struct clk *parent; @@ -182,10 +271,8 @@ rzv2h_cpg_pll_clk_register(const struct cpg_core_clk *core, init.num_parents = 1; pll_clk->hw.init = &init; - pll_clk->conf = core->cfg.conf; - pll_clk->base = base; + pll_clk->pll = core->cfg.pll; pll_clk->priv = priv; - pll_clk->type = core->type; ret = devm_clk_hw_register(dev, &pll_clk->hw); if (ret) @@ -230,6 +317,9 @@ static inline int rzv2h_cpg_wait_ddiv_clk_update_done(void __iomem *base, u8 mon u32 bitmask = BIT(mon); u32 val; + if (mon == CSDIV_NO_MON) + return 0; + return readl_poll_timeout_atomic(base + CPG_CLKSTATUS0, val, !(val & bitmask), 10, 200); } @@ -261,12 +351,6 @@ static int rzv2h_ddiv_set_rate(struct clk_hw *hw, unsigned long rate, writel(val, divider->reg); ret = rzv2h_cpg_wait_ddiv_clk_update_done(priv->base, ddiv->mon); - if (ret) - goto ddiv_timeout; - - spin_unlock_irqrestore(divider->lock, flags); - - return 0; ddiv_timeout: spin_unlock_irqrestore(divider->lock, flags); @@ -309,7 +393,10 @@ rzv2h_cpg_ddiv_clk_register(const struct cpg_core_clk *core, return ERR_PTR(-ENOMEM); init.name = core->name; - init.ops = &rzv2h_ddiv_clk_divider_ops; + if (cfg_ddiv.no_rmw) + init.ops = &clk_divider_ops; + else + init.ops = &rzv2h_ddiv_clk_divider_ops; init.parent_names = &parent_name; init.num_parents = 1; init.flags = CLK_SET_RATE_PARENT; @@ -332,6 +419,83 @@ rzv2h_cpg_ddiv_clk_register(const struct cpg_core_clk *core, return div->hw.clk; } +static struct clk * __init +rzv2h_cpg_mux_clk_register(const struct cpg_core_clk *core, + struct rzv2h_cpg_priv *priv) +{ + struct smuxed mux = core->cfg.smux; + const struct clk_hw *clk_hw; + + clk_hw = devm_clk_hw_register_mux(priv->dev, core->name, + core->parent_names, core->num_parents, + core->flag, priv->base + mux.offset, + mux.shift, mux.width, + core->mux_flags, &priv->rmw_lock); + if (IS_ERR(clk_hw)) + return ERR_CAST(clk_hw); + + return clk_hw->clk; +} + +static int +rzv2h_clk_ff_mod_status_is_enabled(struct clk_hw *hw) +{ + struct rzv2h_ff_mod_status_clk *fix = to_rzv2h_ff_mod_status_clk(hw); + struct rzv2h_cpg_priv *priv = fix->priv; + u32 offset = GET_CLK_MON_OFFSET(fix->conf.mon_index); + u32 bitmask = BIT(fix->conf.mon_bit); + u32 val; + + val = readl(priv->base + offset); + return !!(val & bitmask); +} + +static struct clk * __init +rzv2h_cpg_fixed_mod_status_clk_register(const struct cpg_core_clk *core, + struct rzv2h_cpg_priv *priv) +{ + struct rzv2h_ff_mod_status_clk *clk_hw_data; + struct clk_init_data init = { }; + struct clk_fixed_factor *fix; + const struct clk *parent; + const char *parent_name; + int ret; + + WARN_DEBUG(core->parent >= priv->num_core_clks); + parent = priv->clks[core->parent]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + + parent_name = __clk_get_name(parent); + parent = priv->clks[core->parent]; + if (IS_ERR(parent)) + return ERR_CAST(parent); + + clk_hw_data = devm_kzalloc(priv->dev, sizeof(*clk_hw_data), GFP_KERNEL); + if (!clk_hw_data) + return ERR_PTR(-ENOMEM); + + clk_hw_data->priv = priv; + clk_hw_data->conf = core->cfg.fixed_mod; + + init.name = core->name; + init.ops = priv->ff_mod_status_ops; + init.flags = CLK_SET_RATE_PARENT; + init.parent_names = &parent_name; + init.num_parents = 1; + + fix = &clk_hw_data->fix; + fix->hw.init = &init; + fix->mult = core->mult; + fix->div = core->div; + + ret = devm_clk_hw_register(priv->dev, &clk_hw_data->fix.hw); + if (ret) + return ERR_PTR(ret); + + return clk_hw_data->fix.hw.clk; +} + static struct clk *rzv2h_cpg_clk_src_twocell_get(struct of_phandle_args *clkspec, void *data) @@ -410,12 +574,29 @@ rzv2h_cpg_register_core_clk(const struct cpg_core_clk *core, else clk = clk_hw->clk; break; + case CLK_TYPE_FF_MOD_STATUS: + if (!priv->ff_mod_status_ops) { + priv->ff_mod_status_ops = + devm_kzalloc(dev, sizeof(*priv->ff_mod_status_ops), GFP_KERNEL); + if (!priv->ff_mod_status_ops) { + clk = ERR_PTR(-ENOMEM); + goto fail; + } + memcpy(priv->ff_mod_status_ops, &clk_fixed_factor_ops, + sizeof(const struct clk_ops)); + priv->ff_mod_status_ops->is_enabled = rzv2h_clk_ff_mod_status_is_enabled; + } + clk = rzv2h_cpg_fixed_mod_status_clk_register(core, priv); + break; case CLK_TYPE_PLL: clk = rzv2h_cpg_pll_clk_register(core, priv, &rzv2h_cpg_pll_ops); break; case CLK_TYPE_DDIV: clk = rzv2h_cpg_ddiv_clk_register(core, priv); break; + case CLK_TYPE_SMUX: + clk = rzv2h_cpg_mux_clk_register(core, priv); + break; default: goto fail; } @@ -432,8 +613,95 @@ rzv2h_cpg_register_core_clk(const struct cpg_core_clk *core, core->name, PTR_ERR(clk)); } +static void rzv2h_mod_clock_mstop_enable(struct rzv2h_cpg_priv *priv, + u32 mstop_data) +{ + unsigned long mstop_mask = FIELD_GET(BUS_MSTOP_BITS_MASK, mstop_data); + u16 mstop_index = FIELD_GET(BUS_MSTOP_IDX_MASK, mstop_data); + atomic_t *mstop = &priv->mstop_count[mstop_index * 16]; + unsigned long flags; + unsigned int i; + u32 val = 0; + + spin_lock_irqsave(&priv->rmw_lock, flags); + for_each_set_bit(i, &mstop_mask, 16) { + if (!atomic_read(&mstop[i])) + val |= BIT(i) << 16; + atomic_inc(&mstop[i]); + } + if (val) + writel(val, priv->base + CPG_BUS_MSTOP(mstop_index)); + spin_unlock_irqrestore(&priv->rmw_lock, flags); +} + +static void rzv2h_mod_clock_mstop_disable(struct rzv2h_cpg_priv *priv, + u32 mstop_data) +{ + unsigned long mstop_mask = FIELD_GET(BUS_MSTOP_BITS_MASK, mstop_data); + u16 mstop_index = FIELD_GET(BUS_MSTOP_IDX_MASK, mstop_data); + atomic_t *mstop = &priv->mstop_count[mstop_index * 16]; + unsigned long flags; + unsigned int i; + u32 val = 0; + + spin_lock_irqsave(&priv->rmw_lock, flags); + for_each_set_bit(i, &mstop_mask, 16) { + if (!atomic_read(&mstop[i]) || + atomic_dec_and_test(&mstop[i])) + val |= BIT(i) << 16 | BIT(i); + } + if (val) + writel(val, priv->base + CPG_BUS_MSTOP(mstop_index)); + spin_unlock_irqrestore(&priv->rmw_lock, flags); +} + +static int rzv2h_parent_clk_mux_to_index(struct clk_hw *hw) +{ + struct clk_hw *parent_hw; + struct clk *parent_clk; + struct clk_mux *mux; + u32 val; + + /* This will always succeed, so no need to check for IS_ERR() */ + parent_clk = clk_get_parent(hw->clk); + + parent_hw = __clk_get_hw(parent_clk); + mux = to_clk_mux(parent_hw); + + val = readl(mux->reg) >> mux->shift; + val &= mux->mask; + return clk_mux_val_to_index(parent_hw, mux->table, 0, val); +} + +static int rzv2h_mod_clock_is_enabled(struct clk_hw *hw) +{ + struct mod_clock *clock = to_mod_clock(hw); + struct rzv2h_cpg_priv *priv = clock->priv; + int mon_index = clock->mon_index; + u32 bitmask; + u32 offset; + + if (clock->ext_clk_mux_index >= 0 && + rzv2h_parent_clk_mux_to_index(hw) == clock->ext_clk_mux_index) + mon_index = -1; + + if (mon_index >= 0) { + offset = GET_CLK_MON_OFFSET(mon_index); + bitmask = BIT(clock->mon_bit); + + if (!(readl(priv->base + offset) & bitmask)) + return 0; + } + + offset = GET_CLK_ON_OFFSET(clock->on_index); + bitmask = BIT(clock->on_bit); + + return readl(priv->base + offset) & bitmask; +} + static int rzv2h_mod_clock_endisable(struct clk_hw *hw, bool enable) { + bool enabled = rzv2h_mod_clock_is_enabled(hw); struct mod_clock *clock = to_mod_clock(hw); unsigned int reg = GET_CLK_ON_OFFSET(clock->on_index); struct rzv2h_cpg_priv *priv = clock->priv; @@ -443,13 +711,22 @@ static int rzv2h_mod_clock_endisable(struct clk_hw *hw, bool enable) int error; dev_dbg(dev, "CLK_ON 0x%x/%pC %s\n", reg, hw->clk, - enable ? "ON" : "OFF"); + str_on_off(enable)); + + if (enabled == enable) + return 0; value = bitmask << 16; - if (enable) + if (enable) { value |= bitmask; - - writel(value, priv->base + reg); + writel(value, priv->base + reg); + if (clock->mstop_data != BUS_MSTOP_NONE) + rzv2h_mod_clock_mstop_enable(priv, clock->mstop_data); + } else { + if (clock->mstop_data != BUS_MSTOP_NONE) + rzv2h_mod_clock_mstop_disable(priv, clock->mstop_data); + writel(value, priv->base + reg); + } if (!enable || clock->mon_index < 0) return 0; @@ -459,8 +736,8 @@ static int rzv2h_mod_clock_endisable(struct clk_hw *hw, bool enable) error = readl_poll_timeout_atomic(priv->base + reg, value, value & bitmask, 0, 10); if (error) - dev_err(dev, "Failed to enable CLK_ON %p\n", - priv->base + reg); + dev_err(dev, "Failed to enable CLK_ON 0x%x/%pC\n", + GET_CLK_ON_OFFSET(clock->on_index), hw->clk); return error; } @@ -475,24 +752,6 @@ static void rzv2h_mod_clock_disable(struct clk_hw *hw) rzv2h_mod_clock_endisable(hw, false); } -static int rzv2h_mod_clock_is_enabled(struct clk_hw *hw) -{ - struct mod_clock *clock = to_mod_clock(hw); - struct rzv2h_cpg_priv *priv = clock->priv; - u32 bitmask; - u32 offset; - - if (clock->mon_index >= 0) { - offset = GET_CLK_MON_OFFSET(clock->mon_index); - bitmask = BIT(clock->mon_bit); - } else { - offset = GET_CLK_ON_OFFSET(clock->on_index); - bitmask = BIT(clock->on_bit); - } - - return readl(priv->base + offset) & bitmask; -} - static const struct clk_ops rzv2h_mod_clock_ops = { .enable = rzv2h_mod_clock_enable, .disable = rzv2h_mod_clock_disable, @@ -542,8 +801,11 @@ rzv2h_cpg_register_mod_clk(const struct rzv2h_mod_clk *mod, clock->on_bit = mod->on_bit; clock->mon_index = mod->mon_index; clock->mon_bit = mod->mon_bit; + clock->no_pm = mod->no_pm; + clock->ext_clk_mux_index = mod->ext_clk_mux_index; clock->priv = priv; clock->hw.init = &init; + clock->mstop_data = mod->mstop_data; ret = devm_clk_hw_register(dev, &clock->hw); if (ret) { @@ -553,6 +815,40 @@ rzv2h_cpg_register_mod_clk(const struct rzv2h_mod_clk *mod, priv->clks[id] = clock->hw.clk; + /* + * Ensure the module clocks and MSTOP bits are synchronized when they are + * turned ON by the bootloader. Enable MSTOP bits for module clocks that were + * turned ON in an earlier boot stage. + */ + if (clock->mstop_data != BUS_MSTOP_NONE && + !mod->critical && rzv2h_mod_clock_is_enabled(&clock->hw)) { + rzv2h_mod_clock_mstop_enable(priv, clock->mstop_data); + } else if (clock->mstop_data != BUS_MSTOP_NONE && mod->critical) { + unsigned long mstop_mask = FIELD_GET(BUS_MSTOP_BITS_MASK, clock->mstop_data); + u16 mstop_index = FIELD_GET(BUS_MSTOP_IDX_MASK, clock->mstop_data); + atomic_t *mstop = &priv->mstop_count[mstop_index * 16]; + unsigned long flags; + unsigned int i; + u32 val = 0; + + /* + * Critical clocks are turned ON immediately upon registration, and the + * MSTOP counter is updated through the rzv2h_mod_clock_enable() path. + * However, if the critical clocks were already turned ON by the initial + * bootloader, synchronize the atomic counter here and clear the MSTOP bit. + */ + spin_lock_irqsave(&priv->rmw_lock, flags); + for_each_set_bit(i, &mstop_mask, 16) { + if (atomic_read(&mstop[i])) + continue; + val |= BIT(i) << 16; + atomic_inc(&mstop[i]); + } + if (val) + writel(val, priv->base + CPG_BUS_MSTOP(mstop_index)); + spin_unlock_irqrestore(&priv->rmw_lock, flags); + } + return; fail: @@ -560,8 +856,8 @@ rzv2h_cpg_register_mod_clk(const struct rzv2h_mod_clk *mod, mod->name, PTR_ERR(clk)); } -static int rzv2h_cpg_assert(struct reset_controller_dev *rcdev, - unsigned long id) +static int __rzv2h_cpg_assert(struct reset_controller_dev *rcdev, + unsigned long id, bool assert) { struct rzv2h_cpg_priv *priv = rcdev_to_priv(rcdev); unsigned int reg = GET_RST_OFFSET(priv->resets[id].reset_index); @@ -569,35 +865,31 @@ static int rzv2h_cpg_assert(struct reset_controller_dev *rcdev, u8 monbit = priv->resets[id].mon_bit; u32 value = mask << 16; - dev_dbg(rcdev->dev, "assert id:%ld offset:0x%x\n", id, reg); + dev_dbg(rcdev->dev, "%s id:%ld offset:0x%x\n", + assert ? "assert" : "deassert", id, reg); + if (!assert) + value |= mask; writel(value, priv->base + reg); reg = GET_RST_MON_OFFSET(priv->resets[id].mon_index); mask = BIT(monbit); return readl_poll_timeout_atomic(priv->base + reg, value, - value & mask, 10, 200); + assert ? (value & mask) : !(value & mask), + 10, 200); +} + +static int rzv2h_cpg_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return __rzv2h_cpg_assert(rcdev, id, true); } static int rzv2h_cpg_deassert(struct reset_controller_dev *rcdev, unsigned long id) { - struct rzv2h_cpg_priv *priv = rcdev_to_priv(rcdev); - unsigned int reg = GET_RST_OFFSET(priv->resets[id].reset_index); - u32 mask = BIT(priv->resets[id].reset_bit); - u8 monbit = priv->resets[id].mon_bit; - u32 value = (mask << 16) | mask; - - dev_dbg(rcdev->dev, "deassert id:%ld offset:0x%x\n", id, reg); - - writel(value, priv->base + reg); - - reg = GET_RST_MON_OFFSET(priv->resets[id].mon_index); - mask = BIT(monbit); - - return readl_poll_timeout_atomic(priv->base + reg, value, - !(value & mask), 10, 200); + return __rzv2h_cpg_assert(rcdev, id, false); } static int rzv2h_cpg_reset(struct reset_controller_dev *rcdev, @@ -669,17 +961,51 @@ struct rzv2h_cpg_pd { struct generic_pm_domain genpd; }; +static bool rzv2h_cpg_is_pm_clk(struct rzv2h_cpg_pd *pd, + const struct of_phandle_args *clkspec) +{ + if (clkspec->np != pd->genpd.dev.of_node || clkspec->args_count != 2) + return false; + + switch (clkspec->args[0]) { + case CPG_MOD: { + struct rzv2h_cpg_priv *priv = pd->priv; + unsigned int id = clkspec->args[1]; + struct mod_clock *clock; + + if (id >= priv->num_mod_clks) + return false; + + if (priv->clks[priv->num_core_clks + id] == ERR_PTR(-ENOENT)) + return false; + + clock = to_mod_clock(__clk_get_hw(priv->clks[priv->num_core_clks + id])); + + return !clock->no_pm; + } + + case CPG_CORE: + default: + return false; + } +} + static int rzv2h_cpg_attach_dev(struct generic_pm_domain *domain, struct device *dev) { + struct rzv2h_cpg_pd *pd = container_of(domain, struct rzv2h_cpg_pd, genpd); struct device_node *np = dev->of_node; struct of_phandle_args clkspec; bool once = true; struct clk *clk; + unsigned int i; int error; - int i = 0; - while (!of_parse_phandle_with_args(np, "clocks", "#clock-cells", i, - &clkspec)) { + for (i = 0; !of_parse_phandle_with_args(np, "clocks", "#clock-cells", i, &clkspec); i++) { + if (!rzv2h_cpg_is_pm_clk(pd, &clkspec)) { + of_node_put(clkspec.np); + continue; + } + if (once) { once = false; error = pm_clk_create(dev); @@ -701,7 +1027,6 @@ static int rzv2h_cpg_attach_dev(struct generic_pm_domain *domain, struct device error); goto fail_put; } - i++; } return 0; @@ -787,8 +1112,16 @@ static int __init rzv2h_cpg_probe(struct platform_device *pdev) if (!clks) return -ENOMEM; - priv->resets = devm_kmemdup(dev, info->resets, sizeof(*info->resets) * - info->num_resets, GFP_KERNEL); + priv->mstop_count = devm_kcalloc(dev, info->num_mstop_bits, + sizeof(*priv->mstop_count), GFP_KERNEL); + if (!priv->mstop_count) + return -ENOMEM; + + /* Adjust for CPG_BUS_m_MSTOP starting from m = 1 */ + priv->mstop_count -= 16; + + priv->resets = devm_kmemdup_array(dev, info->resets, info->num_resets, + sizeof(*info->resets), GFP_KERNEL); if (!priv->resets) return -ENOMEM; @@ -828,6 +1161,12 @@ static int __init rzv2h_cpg_probe(struct platform_device *pdev) } static const struct of_device_id rzv2h_cpg_match[] = { +#ifdef CONFIG_CLK_R9A09G047 + { + .compatible = "renesas,r9a09g047-cpg", + .data = &r9a09g047_cpg_info, + }, +#endif #ifdef CONFIG_CLK_R9A09G057 { .compatible = "renesas,r9a09g057-cpg", diff --git a/drivers/clk/renesas/rzv2h-cpg.h b/drivers/clk/renesas/rzv2h-cpg.h index 1bd406c69015..f1fcc2c30ea1 100644 --- a/drivers/clk/renesas/rzv2h-cpg.h +++ b/drivers/clk/renesas/rzv2h-cpg.h @@ -8,6 +8,29 @@ #ifndef __RENESAS_RZV2H_CPG_H__ #define __RENESAS_RZV2H_CPG_H__ +#include +#include + +/** + * struct pll - Structure for PLL configuration + * + * @offset: STBY register offset + * @has_clkn: Flag to indicate if CLK1/2 are accessible or not + */ +struct pll { + unsigned int offset:9; + unsigned int has_clkn:1; +}; + +#define PLL_PACK(_offset, _has_clkn) \ + ((struct pll){ \ + .offset = _offset, \ + .has_clkn = _has_clkn \ + }) + +#define PLLCA55 PLL_PACK(0x60, 1) +#define PLLGPU PLL_PACK(0x120, 1) + /** * struct ddiv - Structure for dynamic switching divider * @@ -15,14 +38,25 @@ * @shift: position of the divider bit * @width: width of the divider * @monbit: monitor bit in CPG_CLKSTATUS0 register + * @no_rmw: flag to indicate if the register is read-modify-write + * (1: no RMW, 0: RMW) */ struct ddiv { unsigned int offset:11; unsigned int shift:4; unsigned int width:4; unsigned int monbit:5; + unsigned int no_rmw:1; }; +/* + * On RZ/V2H(P), the dynamic divider clock supports up to 19 monitor bits, + * while on RZ/G3E, it supports up to 16 monitor bits. Use the maximum value + * `0x1f` to indicate that monitor bits are not supported for static divider + * clocks. + */ +#define CSDIV_NO_MON (0x1f) + #define DDIV_PACK(_offset, _shift, _width, _monbit) \ ((struct ddiv){ \ .offset = _offset, \ @@ -31,9 +65,91 @@ struct ddiv { .monbit = _monbit \ }) +#define DDIV_PACK_NO_RMW(_offset, _shift, _width, _monbit) \ + ((struct ddiv){ \ + .offset = (_offset), \ + .shift = (_shift), \ + .width = (_width), \ + .monbit = (_monbit), \ + .no_rmw = 1 \ + }) + +/** + * struct smuxed - Structure for static muxed clocks + * + * @offset: register offset + * @shift: position of the divider field + * @width: width of the divider field + */ +struct smuxed { + unsigned int offset:11; + unsigned int shift:4; + unsigned int width:4; +}; + +#define SMUX_PACK(_offset, _shift, _width) \ + ((struct smuxed){ \ + .offset = (_offset), \ + .shift = (_shift), \ + .width = (_width), \ + }) + +/** + * struct fixed_mod_conf - Structure for fixed module configuration + * + * @mon_index: monitor index + * @mon_bit: monitor bit + */ +struct fixed_mod_conf { + u8 mon_index; + u8 mon_bit; +}; + +#define FIXED_MOD_CONF_PACK(_index, _bit) \ + ((struct fixed_mod_conf){ \ + .mon_index = (_index), \ + .mon_bit = (_bit), \ + }) + +#define CPG_SSEL0 (0x300) +#define CPG_SSEL1 (0x304) #define CPG_CDDIV0 (0x400) +#define CPG_CDDIV1 (0x404) +#define CPG_CDDIV3 (0x40C) +#define CPG_CDDIV4 (0x410) +#define CPG_CSDIV0 (0x500) +#define CDDIV0_DIVCTL1 DDIV_PACK(CPG_CDDIV0, 4, 3, 1) #define CDDIV0_DIVCTL2 DDIV_PACK(CPG_CDDIV0, 8, 3, 2) +#define CDDIV1_DIVCTL0 DDIV_PACK(CPG_CDDIV1, 0, 2, 4) +#define CDDIV1_DIVCTL1 DDIV_PACK(CPG_CDDIV1, 4, 2, 5) +#define CDDIV1_DIVCTL2 DDIV_PACK(CPG_CDDIV1, 8, 2, 6) +#define CDDIV1_DIVCTL3 DDIV_PACK(CPG_CDDIV1, 12, 2, 7) +#define CDDIV3_DIVCTL1 DDIV_PACK(CPG_CDDIV3, 4, 3, 13) +#define CDDIV3_DIVCTL2 DDIV_PACK(CPG_CDDIV3, 8, 3, 14) +#define CDDIV3_DIVCTL3 DDIV_PACK(CPG_CDDIV3, 12, 1, 15) +#define CDDIV4_DIVCTL0 DDIV_PACK(CPG_CDDIV4, 0, 1, 16) +#define CDDIV4_DIVCTL1 DDIV_PACK(CPG_CDDIV4, 4, 1, 17) +#define CDDIV4_DIVCTL2 DDIV_PACK(CPG_CDDIV4, 8, 1, 18) + +#define CSDIV0_DIVCTL0 DDIV_PACK(CPG_CSDIV0, 0, 2, CSDIV_NO_MON) +#define CSDIV0_DIVCTL1 DDIV_PACK(CPG_CSDIV0, 4, 2, CSDIV_NO_MON) +#define CSDIV0_DIVCTL3 DDIV_PACK_NO_RMW(CPG_CSDIV0, 12, 2, CSDIV_NO_MON) + +#define SSEL0_SELCTL2 SMUX_PACK(CPG_SSEL0, 8, 1) +#define SSEL0_SELCTL3 SMUX_PACK(CPG_SSEL0, 12, 1) +#define SSEL1_SELCTL0 SMUX_PACK(CPG_SSEL1, 0, 1) +#define SSEL1_SELCTL1 SMUX_PACK(CPG_SSEL1, 4, 1) +#define SSEL1_SELCTL2 SMUX_PACK(CPG_SSEL1, 8, 1) +#define SSEL1_SELCTL3 SMUX_PACK(CPG_SSEL1, 12, 1) + +#define BUS_MSTOP_IDX_MASK GENMASK(31, 16) +#define BUS_MSTOP_BITS_MASK GENMASK(15, 0) +#define BUS_MSTOP(idx, mask) (FIELD_PREP_CONST(BUS_MSTOP_IDX_MASK, (idx)) | \ + FIELD_PREP_CONST(BUS_MSTOP_BITS_MASK, (mask))) +#define BUS_MSTOP_NONE GENMASK(31, 0) + +#define FIXED_MOD_CONF_XSPI FIXED_MOD_CONF_PACK(5, 1) /** * Definitions of CPG Core Clocks @@ -53,8 +169,14 @@ struct cpg_core_clk { union { unsigned int conf; struct ddiv ddiv; + struct pll pll; + struct smuxed smux; + struct fixed_mod_conf fixed_mod; } cfg; const struct clk_div_table *dtable; + const char * const *parent_names; + unsigned int num_parents; + u8 mux_flags; u32 flag; }; @@ -62,70 +184,96 @@ enum clk_types { /* Generic */ CLK_TYPE_IN, /* External Clock Input */ CLK_TYPE_FF, /* Fixed Factor Clock */ + CLK_TYPE_FF_MOD_STATUS, /* Fixed Factor Clock which can report the status of module clock */ CLK_TYPE_PLL, CLK_TYPE_DDIV, /* Dynamic Switching Divider */ + CLK_TYPE_SMUX, /* Static Mux */ }; -/* BIT(31) indicates if CLK1/2 are accessible or not */ -#define PLL_CONF(n) (BIT(31) | ((n) & ~GENMASK(31, 16))) -#define PLL_CLK_ACCESS(n) ((n) & BIT(31) ? 1 : 0) -#define PLL_CLK1_OFFSET(n) ((n) & ~GENMASK(31, 16)) -#define PLL_CLK2_OFFSET(n) (((n) & ~GENMASK(31, 16)) + (0x4)) - #define DEF_TYPE(_name, _id, _type...) \ { .name = _name, .id = _id, .type = _type } #define DEF_BASE(_name, _id, _type, _parent...) \ DEF_TYPE(_name, _id, _type, .parent = _parent) -#define DEF_PLL(_name, _id, _parent, _conf) \ - DEF_TYPE(_name, _id, CLK_TYPE_PLL, .parent = _parent, .cfg.conf = _conf) +#define DEF_PLL(_name, _id, _parent, _pll_packed) \ + DEF_TYPE(_name, _id, CLK_TYPE_PLL, .parent = _parent, .cfg.pll = _pll_packed) #define DEF_INPUT(_name, _id) \ DEF_TYPE(_name, _id, CLK_TYPE_IN) #define DEF_FIXED(_name, _id, _parent, _mult, _div) \ DEF_BASE(_name, _id, CLK_TYPE_FF, _parent, .div = _div, .mult = _mult) +#define DEF_FIXED_MOD_STATUS(_name, _id, _parent, _mult, _div, _gate) \ + DEF_BASE(_name, _id, CLK_TYPE_FF_MOD_STATUS, _parent, .div = _div, \ + .mult = _mult, .cfg.fixed_mod = _gate) #define DEF_DDIV(_name, _id, _parent, _ddiv_packed, _dtable) \ DEF_TYPE(_name, _id, CLK_TYPE_DDIV, \ .cfg.ddiv = _ddiv_packed, \ .parent = _parent, \ .dtable = _dtable, \ .flag = CLK_DIVIDER_HIWORD_MASK) +#define DEF_CSDIV(_name, _id, _parent, _ddiv_packed, _dtable) \ + DEF_DDIV(_name, _id, _parent, _ddiv_packed, _dtable) +#define DEF_SMUX(_name, _id, _smux_packed, _parent_names) \ + DEF_TYPE(_name, _id, CLK_TYPE_SMUX, \ + .cfg.smux = _smux_packed, \ + .parent_names = _parent_names, \ + .num_parents = ARRAY_SIZE(_parent_names), \ + .flag = CLK_SET_RATE_PARENT, \ + .mux_flags = CLK_MUX_HIWORD_MASK) /** * struct rzv2h_mod_clk - Module Clocks definitions * * @name: handle between common and hardware-specific interfaces + * @mstop_data: packed data mstop register offset and mask * @parent: id of parent clock * @critical: flag to indicate the clock is critical + * @no_pm: flag to indicate PM is not supported * @on_index: control register index * @on_bit: ON bit * @mon_index: monitor register index * @mon_bit: monitor bit + * @ext_clk_mux_index: mux index for external clock source, or -1 if internal */ struct rzv2h_mod_clk { const char *name; + u32 mstop_data; u16 parent; bool critical; + bool no_pm; u8 on_index; u8 on_bit; s8 mon_index; u8 mon_bit; + s8 ext_clk_mux_index; }; -#define DEF_MOD_BASE(_name, _parent, _critical, _onindex, _onbit, _monindex, _monbit) \ +#define DEF_MOD_BASE(_name, _mstop, _parent, _critical, _no_pm, _onindex, \ + _onbit, _monindex, _monbit, _ext_clk_mux_index) \ { \ .name = (_name), \ + .mstop_data = (_mstop), \ .parent = (_parent), \ .critical = (_critical), \ + .no_pm = (_no_pm), \ .on_index = (_onindex), \ .on_bit = (_onbit), \ .mon_index = (_monindex), \ .mon_bit = (_monbit), \ + .ext_clk_mux_index = (_ext_clk_mux_index), \ } -#define DEF_MOD(_name, _parent, _onindex, _onbit, _monindex, _monbit) \ - DEF_MOD_BASE(_name, _parent, false, _onindex, _onbit, _monindex, _monbit) +#define DEF_MOD(_name, _parent, _onindex, _onbit, _monindex, _monbit, _mstop) \ + DEF_MOD_BASE(_name, _mstop, _parent, false, false, _onindex, _onbit, _monindex, _monbit, -1) + +#define DEF_MOD_CRITICAL(_name, _parent, _onindex, _onbit, _monindex, _monbit, _mstop) \ + DEF_MOD_BASE(_name, _mstop, _parent, true, false, _onindex, _onbit, _monindex, _monbit, -1) + +#define DEF_MOD_NO_PM(_name, _parent, _onindex, _onbit, _monindex, _monbit, _mstop) \ + DEF_MOD_BASE(_name, _mstop, _parent, false, true, _onindex, _onbit, _monindex, _monbit, -1) -#define DEF_MOD_CRITICAL(_name, _parent, _onindex, _onbit, _monindex, _monbit) \ - DEF_MOD_BASE(_name, _parent, true, _onindex, _onbit, _monindex, _monbit) +#define DEF_MOD_MUX_EXTERNAL(_name, _parent, _onindex, _onbit, _monindex, _monbit, _mstop, \ + _ext_clk_mux_index) \ + DEF_MOD_BASE(_name, _mstop, _parent, false, false, _onindex, _onbit, _monindex, _monbit, \ + _ext_clk_mux_index) /** * struct rzv2h_reset - Reset definitions @@ -167,6 +315,9 @@ struct rzv2h_reset { * * @resets: Array of Module Reset definitions * @num_resets: Number of entries in resets[] + * + * @num_mstop_bits: Maximum number of MSTOP bits supported, equivalent to the + * number of CPG_BUS_m_MSTOP registers multiplied by 16. */ struct rzv2h_cpg_info { /* Core Clocks */ @@ -183,8 +334,11 @@ struct rzv2h_cpg_info { /* Resets */ const struct rzv2h_reset *resets; unsigned int num_resets; + + unsigned int num_mstop_bits; }; +extern const struct rzv2h_cpg_info r9a09g047_cpg_info; extern const struct rzv2h_cpg_info r9a09g057_cpg_info; #endif /* __RENESAS_RZV2H_CPG_H__ */ diff --git a/drivers/gpu/drm/renesas/rz-du/Kconfig b/drivers/gpu/drm/renesas/rz-du/Kconfig index 89bdb598e0ae..835d99666424 100644 --- a/drivers/gpu/drm/renesas/rz-du/Kconfig +++ b/drivers/gpu/drm/renesas/rz-du/Kconfig @@ -13,10 +13,15 @@ config DRM_RZG2L_DU Choose this option if you have an RZ/G2L alike chipset. If M is selected the module will be called rzg2l-du-drm. -config DRM_RZG2L_MIPI_DSI - tristate "RZ/G2L MIPI DSI Encoder Support" - depends on DRM && DRM_BRIDGE && OF - depends on ARCH_RENESAS || COMPILE_TEST - select DRM_MIPI_DSI +config DRM_RZG2L_USE_MIPI_DSI + bool "RZ/G2L MIPI DSI Encoder Support" + depends on DRM_BRIDGE && OF + depends on DRM_RZG2L_DU || COMPILE_TEST + default DRM_RZG2L_DU help Enable support for the RZ/G2L Display Unit embedded MIPI DSI encoders. + +config DRM_RZG2L_MIPI_DSI + def_tristate DRM_RZG2L_DU + depends on DRM_RZG2L_USE_MIPI_DSI + select DRM_MIPI_DSI diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c index c4c1474d487e..6e7aac6219be 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_crtc.c @@ -28,7 +28,6 @@ #include "rzg2l_du_vsp.h" #define DU_MCR0 0x00 -#define DU_MCR0_DPI_OE BIT(0) #define DU_MCR0_DI_EN BIT(8) #define DU_DITR0 0x10 @@ -217,14 +216,9 @@ static void rzg2l_du_crtc_put(struct rzg2l_du_crtc *rcrtc) static void rzg2l_du_start_stop(struct rzg2l_du_crtc *rcrtc, bool start) { - struct rzg2l_du_crtc_state *rstate = to_rzg2l_crtc_state(rcrtc->crtc.state); struct rzg2l_du_device *rcdu = rcrtc->dev; - u32 val = DU_MCR0_DI_EN; - if (rstate->outputs & BIT(RZG2L_DU_OUTPUT_DPAD0)) - val |= DU_MCR0_DPI_OE; - - writel(start ? val : 0, rcdu->mmio + DU_MCR0); + writel(start ? DU_MCR0_DI_EN : 0, rcdu->mmio + DU_MCR0); } static void rzg2l_du_crtc_start(struct rzg2l_du_crtc *rcrtc) diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c index bc7c381f92ac..58d8f9947f82 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c @@ -79,6 +79,7 @@ DEFINE_DRM_GEM_DMA_FOPS(rzg2l_du_fops); static const struct drm_driver rzg2l_du_driver = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC, .dumb_create = rzg2l_du_dumb_create, + DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(rzg2l_du_dumb_create), .fops = &rzg2l_du_fops, .name = "rzg2l-du", .desc = "Renesas RZ/G2L Display Unit", diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c index 339cbaaea0b5..564ab4cb3d37 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_encoder.c @@ -10,6 +10,7 @@ #include #include +#include #include #include #include @@ -24,6 +25,22 @@ static const struct drm_encoder_funcs rzg2l_du_encoder_funcs = { }; +static enum drm_mode_status +rzg2l_du_encoder_mode_valid(struct drm_encoder *encoder, + const struct drm_display_mode *mode) +{ + struct rzg2l_du_encoder *renc = to_rzg2l_encoder(encoder); + + if (renc->output == RZG2L_DU_OUTPUT_DPAD0 && mode->clock > 83500) + return MODE_CLOCK_HIGH; + + return MODE_OK; +} + +static const struct drm_encoder_helper_funcs rzg2l_du_encoder_helper_funcs = { + .mode_valid = rzg2l_du_encoder_mode_valid, +}; + int rzg2l_du_encoder_init(struct rzg2l_du_device *rcdu, enum rzg2l_du_output output, struct device_node *enc_node) @@ -48,6 +65,7 @@ int rzg2l_du_encoder_init(struct rzg2l_du_device *rcdu, return PTR_ERR(renc); renc->output = output; + drm_encoder_helper_add(&renc->base, &rzg2l_du_encoder_helper_funcs); /* Attach the bridge to the encoder. */ ret = drm_bridge_attach(&renc->base, bridge, NULL, diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.c index 90c6269ccd29..55a97691e9b2 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.c @@ -36,23 +36,129 @@ static const struct rzg2l_du_format_info rzg2l_du_format_infos[] = { { - .fourcc = DRM_FORMAT_XRGB8888, - .v4l2 = V4L2_PIX_FMT_XBGR32, - .bpp = 32, + .fourcc = DRM_FORMAT_RGB332, + .v4l2 = V4L2_PIX_FMT_RGB332, .planes = 1, .hsub = 1, }, { - .fourcc = DRM_FORMAT_ARGB8888, - .v4l2 = V4L2_PIX_FMT_ABGR32, - .bpp = 32, + .fourcc = DRM_FORMAT_ARGB4444, + .v4l2 = V4L2_PIX_FMT_ARGB444, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_XRGB4444, + .v4l2 = V4L2_PIX_FMT_XRGB444, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_ARGB1555, + .v4l2 = V4L2_PIX_FMT_ARGB555, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_XRGB1555, + .v4l2 = V4L2_PIX_FMT_XRGB555, + .planes = 1, + }, { + .fourcc = DRM_FORMAT_RGB565, + .v4l2 = V4L2_PIX_FMT_RGB565, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_BGR888, + .v4l2 = V4L2_PIX_FMT_RGB24, .planes = 1, .hsub = 1, }, { .fourcc = DRM_FORMAT_RGB888, .v4l2 = V4L2_PIX_FMT_BGR24, - .bpp = 24, .planes = 1, .hsub = 1, + }, { + .fourcc = DRM_FORMAT_BGRA8888, + .v4l2 = V4L2_PIX_FMT_ARGB32, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_BGRX8888, + .v4l2 = V4L2_PIX_FMT_XRGB32, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_ARGB8888, + .v4l2 = V4L2_PIX_FMT_ABGR32, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_XRGB8888, + .v4l2 = V4L2_PIX_FMT_XBGR32, + .planes = 1, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_UYVY, + .v4l2 = V4L2_PIX_FMT_UYVY, + .planes = 1, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YUYV, + .v4l2 = V4L2_PIX_FMT_YUYV, + .planes = 1, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YVYU, + .v4l2 = V4L2_PIX_FMT_YVYU, + .planes = 1, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_NV12, + .v4l2 = V4L2_PIX_FMT_NV12M, + .planes = 2, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_NV21, + .v4l2 = V4L2_PIX_FMT_NV21M, + .planes = 2, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_NV16, + .v4l2 = V4L2_PIX_FMT_NV16M, + .planes = 2, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_NV61, + .v4l2 = V4L2_PIX_FMT_NV61M, + .planes = 2, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YUV420, + .v4l2 = V4L2_PIX_FMT_YUV420M, + .planes = 3, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YVU420, + .v4l2 = V4L2_PIX_FMT_YVU420M, + .planes = 3, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YUV422, + .v4l2 = V4L2_PIX_FMT_YUV422M, + .planes = 3, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YVU422, + .v4l2 = V4L2_PIX_FMT_YVU422M, + .planes = 3, + .hsub = 2, + }, { + .fourcc = DRM_FORMAT_YUV444, + .v4l2 = V4L2_PIX_FMT_YUV444M, + .planes = 3, + .hsub = 1, + }, { + .fourcc = DRM_FORMAT_YVU444, + .v4l2 = V4L2_PIX_FMT_YVU444M, + .planes = 3, + .hsub = 1, } }; diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.h b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.h index 876e97cfbf45..e2c599f115c6 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.h +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_kms.h @@ -23,7 +23,6 @@ struct sg_table; struct rzg2l_du_format_info { u32 fourcc; u32 v4l2; - unsigned int bpp; unsigned int planes; unsigned int hsub; }; diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.c index 8643ff2eec46..040d4e4aff00 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_vsp.c @@ -340,6 +340,15 @@ int rzg2l_du_vsp_init(struct rzg2l_du_vsp *vsp, struct device_node *np, drm_plane_helper_add(&plane->plane, &rzg2l_du_vsp_plane_helper_funcs); + + drm_plane_create_alpha_property(&plane->plane); + drm_plane_create_zpos_property(&plane->plane, i, 0, + num_planes - 1); + + drm_plane_create_blend_mode_property(&plane->plane, + BIT(DRM_MODE_BLEND_PIXEL_NONE) | + BIT(DRM_MODE_BLEND_PREMULTI) | + BIT(DRM_MODE_BLEND_COVERAGE)); } return 0; diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c index 6cec796dd463..1729245f4adc 100644 --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_mipi_dsi.c @@ -479,7 +479,7 @@ static int rzg2l_mipi_dsi_start_video(struct rzg2l_mipi_dsi *dsi) u32 status; int ret; - /* Configuration for Blanking sequence and start video input*/ + /* Configuration for Blanking sequence and start video input */ vich1set0r = VICH1SET0R_HFPNOLP | VICH1SET0R_HBPNOLP | VICH1SET0R_HSANOLP | VICH1SET0R_VSTART; rzg2l_mipi_dsi_link_write(dsi, VICH1SET0R, vich1set0r); diff --git a/drivers/i2c/busses/i2c-riic.c b/drivers/i2c/busses/i2c-riic.c index 2c982199782f..79540179fbd8 100644 --- a/drivers/i2c/busses/i2c-riic.c +++ b/drivers/i2c/busses/i2c-riic.c @@ -34,46 +34,51 @@ * Also check the comments in the interrupt routines for some gory details. */ +#include #include #include #include #include #include #include +#include #include #include #include #include #include +#include -#define ICCR1_ICE 0x80 -#define ICCR1_IICRST 0x40 -#define ICCR1_SOWP 0x10 +#define ICCR1_ICE BIT(7) +#define ICCR1_IICRST BIT(6) +#define ICCR1_SOWP BIT(4) +#define ICCR1_SCLI BIT(1) +#define ICCR1_SDAI BIT(0) -#define ICCR2_BBSY 0x80 -#define ICCR2_SP 0x08 -#define ICCR2_RS 0x04 -#define ICCR2_ST 0x02 +#define ICCR2_BBSY BIT(7) +#define ICCR2_SP BIT(3) +#define ICCR2_RS BIT(2) +#define ICCR2_ST BIT(1) -#define ICMR1_CKS_MASK 0x70 -#define ICMR1_BCWP 0x08 +#define ICMR1_CKS_MASK GENMASK(6, 4) +#define ICMR1_BCWP BIT(3) #define ICMR1_CKS(_x) ((((_x) << 4) & ICMR1_CKS_MASK) | ICMR1_BCWP) -#define ICMR3_RDRFS 0x20 -#define ICMR3_ACKWP 0x10 -#define ICMR3_ACKBT 0x08 +#define ICMR3_RDRFS BIT(5) +#define ICMR3_ACKWP BIT(4) +#define ICMR3_ACKBT BIT(3) -#define ICFER_FMPE 0x80 +#define ICFER_FMPE BIT(7) -#define ICIER_TIE 0x80 -#define ICIER_TEIE 0x40 -#define ICIER_RIE 0x20 -#define ICIER_NAKIE 0x10 -#define ICIER_SPIE 0x08 +#define ICIER_TIE BIT(7) +#define ICIER_TEIE BIT(6) +#define ICIER_RIE BIT(5) +#define ICIER_NAKIE BIT(4) +#define ICIER_SPIE BIT(3) -#define ICSR2_NACKF 0x10 +#define ICSR2_NACKF BIT(4) -#define ICBR_RESERVED 0xe0 /* Should be 1 on writes */ +#define ICBR_RESERVED GENMASK(7, 5) /* Should be 1 on writes */ #define RIIC_INIT_MSG -1 @@ -134,6 +139,27 @@ static inline void riic_clear_set_bit(struct riic_dev *riic, u8 clear, u8 set, u riic_writeb(riic, (riic_readb(riic, reg) & ~clear) | set, reg); } +static int riic_bus_barrier(struct riic_dev *riic) +{ + int ret; + u8 val; + + /* + * The SDA line can still be low even when BBSY = 0. Therefore, after checking + * the BBSY flag, also verify that the SDA and SCL lines are not being held low. + */ + ret = readb_poll_timeout(riic->base + riic->info->regs[RIIC_ICCR2], val, + !(val & ICCR2_BBSY), 10, riic->adapter.timeout); + if (ret) + return ret; + + if ((riic_readb(riic, RIIC_ICCR1) & (ICCR1_SDAI | ICCR1_SCLI)) != + (ICCR1_SDAI | ICCR1_SCLI)) + return -EBUSY; + + return 0; +} + static int riic_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num) { struct riic_dev *riic = i2c_get_adapdata(adap); @@ -146,13 +172,11 @@ static int riic_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num) if (ret) return ret; - if (riic_readb(riic, RIIC_ICCR2) & ICCR2_BBSY) { - riic->err = -EBUSY; + riic->err = riic_bus_barrier(riic); + if (riic->err) goto out; - } reinit_completion(&riic->msg_done); - riic->err = 0; riic_writeb(riic, 0, RIIC_ICSR2); @@ -312,6 +336,7 @@ static int riic_init_hw(struct riic_dev *riic) { int ret; unsigned long rate; + unsigned long ns_per_tick; int total_ticks, cks, brl, brh; struct i2c_timings *t = &riic->i2c_t; struct device *dev = riic->adapter.dev.parent; @@ -320,7 +345,7 @@ static int riic_init_hw(struct riic_dev *riic) : I2C_MAX_FAST_MODE_FREQ; if (t->bus_freq_hz > max_freq) - return dev_err_probe(&riic->adapter.dev, -EINVAL, + return dev_err_probe(dev, -EINVAL, "unsupported bus speed %uHz (%u max)\n", t->bus_freq_hz, max_freq); @@ -356,11 +381,9 @@ static int riic_init_hw(struct riic_dev *riic) rate /= 2; } - if (brl > (0x1F + 3)) { - dev_err(&riic->adapter.dev, "invalid speed (%lu). Too slow.\n", - (unsigned long)t->bus_freq_hz); - return -EINVAL; - } + if (brl > (0x1F + 3)) + return dev_err_probe(dev, -EINVAL, "invalid speed (%uHz). Too slow.\n", + t->bus_freq_hz); brh = total_ticks - brl; @@ -377,8 +400,9 @@ static int riic_init_hw(struct riic_dev *riic) * Remove clock ticks for rise and fall times. Convert ns to clock * ticks. */ - brl -= t->scl_fall_ns / (1000000000 / rate); - brh -= t->scl_rise_ns / (1000000000 / rate); + ns_per_tick = NSEC_PER_SEC / rate; + brl -= t->scl_fall_ns / ns_per_tick; + brh -= t->scl_rise_ns / ns_per_tick; /* Adjust for min register values for when SCLE=1 and NFE=1 */ if (brl < 1) @@ -388,8 +412,7 @@ static int riic_init_hw(struct riic_dev *riic) pr_debug("i2c-riic: freq=%lu, duty=%d, fall=%lu, rise=%lu, cks=%d, brl=%d, brh=%d\n", rate / total_ticks, ((brl + 3) * 100) / (brl + brh + 6), - t->scl_fall_ns / (1000000000 / rate), - t->scl_rise_ns / (1000000000 / rate), cks, brl, brh); + t->scl_fall_ns / ns_per_tick, t->scl_rise_ns / ns_per_tick, cks, brl, brh); ret = pm_runtime_resume_and_get(dev); if (ret) @@ -416,7 +439,7 @@ static int riic_init_hw(struct riic_dev *riic) return 0; } -static struct riic_irq_desc riic_irqs[] = { +static const struct riic_irq_desc riic_irqs[] = { { .res_num = 0, .isr = riic_tend_isr, .name = "riic-tend" }, { .res_num = 1, .isr = riic_rdrf_isr, .name = "riic-rdrf" }, { .res_num = 2, .isr = riic_tdre_isr, .name = "riic-tdre" }, @@ -445,10 +468,9 @@ static int riic_i2c_probe(struct platform_device *pdev) return PTR_ERR(riic->base); riic->clk = devm_clk_get(dev, NULL); - if (IS_ERR(riic->clk)) { - dev_err(dev, "missing controller clock"); - return PTR_ERR(riic->clk); - } + if (IS_ERR(riic->clk)) + return dev_err_probe(dev, PTR_ERR(riic->clk), + "missing controller clock"); riic->rstc = devm_reset_control_get_optional_exclusive(dev, NULL); if (IS_ERR(riic->rstc)) @@ -464,16 +486,17 @@ static int riic_i2c_probe(struct platform_device *pdev) return ret; for (i = 0; i < ARRAY_SIZE(riic_irqs); i++) { - ret = platform_get_irq(pdev, riic_irqs[i].res_num); - if (ret < 0) - return ret; + int irq; - ret = devm_request_irq(dev, ret, riic_irqs[i].isr, + irq = platform_get_irq(pdev, riic_irqs[i].res_num); + if (irq < 0) + return irq; + + ret = devm_request_irq(dev, irq, riic_irqs[i].isr, 0, riic_irqs[i].name, riic); - if (ret) { - dev_err(dev, "failed to request irq %s\n", riic_irqs[i].name); - return ret; - } + if (ret) + return dev_err_probe(dev, ret, "failed to request irq %s\n", + riic_irqs[i].name); } riic->info = of_device_get_match_data(dev); diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c index cd3a7e46ea53..6dc97fac0e7f 100644 --- a/drivers/iio/adc/rzg2l_adc.c +++ b/drivers/iio/adc/rzg2l_adc.c @@ -8,12 +8,13 @@ */ #include -#include +#include #include #include #include #include #include +#include #include #include #include @@ -32,20 +33,15 @@ #define RZG2L_ADM1_MS BIT(2) #define RZG2L_ADM1_BS BIT(4) #define RZG2L_ADM1_EGA_MASK GENMASK(13, 12) -#define RZG2L_ADM2_CHSEL_MASK GENMASK(7, 0) #define RZG2L_ADM3_ADIL_MASK GENMASK(31, 24) #define RZG2L_ADM3_ADCMP_MASK GENMASK(23, 16) -#define RZG2L_ADM3_ADCMP_E FIELD_PREP(RZG2L_ADM3_ADCMP_MASK, 0xe) -#define RZG2L_ADM3_ADSMP_MASK GENMASK(15, 0) #define RZG2L_ADINT 0x20 -#define RZG2L_ADINT_INTEN_MASK GENMASK(7, 0) #define RZG2L_ADINT_CSEEN BIT(16) #define RZG2L_ADINT_INTS BIT(31) #define RZG2L_ADSTS 0x24 #define RZG2L_ADSTS_CSEST BIT(16) -#define RZG2L_ADSTS_INTST_MASK GENMASK(7, 0) #define RZG2L_ADIVC 0x28 #define RZG2L_ADIVC_DIVADC_MASK GENMASK(8, 0) @@ -56,12 +52,28 @@ #define RZG2L_ADCR(n) (0x30 + ((n) * 0x4)) #define RZG2L_ADCR_AD_MASK GENMASK(11, 0) -#define RZG2L_ADSMP_DEFAULT_SAMPLING 0x578 - -#define RZG2L_ADC_MAX_CHANNELS 8 -#define RZG2L_ADC_CHN_MASK 0x7 +#define RZG2L_ADC_MAX_CHANNELS 9 #define RZG2L_ADC_TIMEOUT usecs_to_jiffies(1 * 4) +/** + * struct rzg2l_adc_hw_params - ADC hardware specific parameters + * @default_adsmp: default ADC sampling period (see ADM3 register); index 0 is + * used for voltage channels, index 1 is used for temperature channel + * @adsmp_mask: ADC sampling period mask (see ADM3 register) + * @adint_inten_mask: conversion end interrupt mask (see ADINT register) + * @default_adcmp: default ADC cmp (see ADM3 register) + * @num_channels: number of supported channels + * @adivc: specifies if ADVIC register is available + */ +struct rzg2l_adc_hw_params { + u16 default_adsmp[2]; + u16 adsmp_mask; + u16 adint_inten_mask; + u8 default_adcmp; + u8 num_channels; + bool adivc; +}; + struct rzg2l_adc_data { const struct iio_chan_spec *channels; u8 num_channels; @@ -69,25 +81,36 @@ struct rzg2l_adc_data { struct rzg2l_adc { void __iomem *base; - struct clk *pclk; - struct clk *adclk; struct reset_control *presetn; struct reset_control *adrstn; - struct completion completion; const struct rzg2l_adc_data *data; + const struct rzg2l_adc_hw_params *hw_params; + struct completion completion; struct mutex lock; u16 last_val[RZG2L_ADC_MAX_CHANNELS]; + bool was_rpm_active; +}; + +/** + * struct rzg2l_adc_channel - ADC channel descriptor + * @name: ADC channel name + * @type: ADC channel type + */ +struct rzg2l_adc_channel { + const char * const name; + enum iio_chan_type type; }; -static const char * const rzg2l_adc_channel_name[] = { - "adc0", - "adc1", - "adc2", - "adc3", - "adc4", - "adc5", - "adc6", - "adc7", +static const struct rzg2l_adc_channel rzg2l_adc_channels[] = { + { "adc0", IIO_VOLTAGE }, + { "adc1", IIO_VOLTAGE }, + { "adc2", IIO_VOLTAGE }, + { "adc3", IIO_VOLTAGE }, + { "adc4", IIO_VOLTAGE }, + { "adc5", IIO_VOLTAGE }, + { "adc6", IIO_VOLTAGE }, + { "adc7", IIO_VOLTAGE }, + { "adc8", IIO_TEMP }, }; static unsigned int rzg2l_adc_readl(struct rzg2l_adc *adc, u32 reg) @@ -115,7 +138,7 @@ static void rzg2l_adc_pwr(struct rzg2l_adc *adc, bool on) static void rzg2l_adc_start_stop(struct rzg2l_adc *adc, bool start) { - int timeout = 5; + int ret; u32 reg; reg = rzg2l_adc_readl(adc, RZG2L_ADM(0)); @@ -128,15 +151,10 @@ static void rzg2l_adc_start_stop(struct rzg2l_adc *adc, bool start) if (start) return; - do { - usleep_range(100, 200); - reg = rzg2l_adc_readl(adc, RZG2L_ADM(0)); - timeout--; - if (!timeout) { - pr_err("%s stopping ADC timed out\n", __func__); - break; - } - } while (((reg & RZG2L_ADM0_ADBSY) || (reg & RZG2L_ADM0_ADCE))); + ret = read_poll_timeout(rzg2l_adc_readl, reg, !(reg & (RZG2L_ADM0_ADBSY | RZG2L_ADM0_ADCE)), + 200, 1000, true, adc, RZG2L_ADM(0)); + if (ret) + pr_err("%s stopping ADC timed out\n", __func__); } static void rzg2l_set_trigger(struct rzg2l_adc *adc) @@ -158,8 +176,18 @@ static void rzg2l_set_trigger(struct rzg2l_adc *adc) rzg2l_adc_writel(adc, RZG2L_ADM(1), reg); } +static u8 rzg2l_adc_ch_to_adsmp_index(u8 ch) +{ + if (rzg2l_adc_channels[ch].type == IIO_VOLTAGE) + return 0; + + return 1; +} + static int rzg2l_adc_conversion_setup(struct rzg2l_adc *adc, u8 ch) { + const struct rzg2l_adc_hw_params *hw_params = adc->hw_params; + u8 index = rzg2l_adc_ch_to_adsmp_index(ch); u32 reg; if (rzg2l_adc_readl(adc, RZG2L_ADM(0)) & RZG2L_ADM0_ADBSY) @@ -169,10 +197,15 @@ static int rzg2l_adc_conversion_setup(struct rzg2l_adc *adc, u8 ch) /* Select analog input channel subjected to conversion. */ reg = rzg2l_adc_readl(adc, RZG2L_ADM(2)); - reg &= ~RZG2L_ADM2_CHSEL_MASK; + reg &= ~GENMASK(hw_params->num_channels - 1, 0); reg |= BIT(ch); rzg2l_adc_writel(adc, RZG2L_ADM(2), reg); + reg = rzg2l_adc_readl(adc, RZG2L_ADM(3)); + reg &= ~hw_params->adsmp_mask; + reg |= hw_params->default_adsmp[index]; + rzg2l_adc_writel(adc, RZG2L_ADM(3), reg); + /* * Setup ADINT * INTS[31] - Select pulse signal @@ -181,36 +214,26 @@ static int rzg2l_adc_conversion_setup(struct rzg2l_adc *adc, u8 ch) */ reg = rzg2l_adc_readl(adc, RZG2L_ADINT); reg &= ~RZG2L_ADINT_INTS; - reg &= ~RZG2L_ADINT_INTEN_MASK; + reg &= ~hw_params->adint_inten_mask; reg |= (RZG2L_ADINT_CSEEN | BIT(ch)); rzg2l_adc_writel(adc, RZG2L_ADINT, reg); return 0; } -static int rzg2l_adc_set_power(struct iio_dev *indio_dev, bool on) -{ - struct device *dev = indio_dev->dev.parent; - - if (on) - return pm_runtime_resume_and_get(dev); - - return pm_runtime_put_sync(dev); -} - static int rzg2l_adc_conversion(struct iio_dev *indio_dev, struct rzg2l_adc *adc, u8 ch) { + const struct rzg2l_adc_hw_params *hw_params = adc->hw_params; + struct device *dev = indio_dev->dev.parent; int ret; - ret = rzg2l_adc_set_power(indio_dev, true); + ret = pm_runtime_resume_and_get(dev); if (ret) return ret; ret = rzg2l_adc_conversion_setup(adc, ch); - if (ret) { - rzg2l_adc_set_power(indio_dev, false); - return ret; - } + if (ret) + goto rpm_put; reinit_completion(&adc->completion); @@ -218,13 +241,16 @@ static int rzg2l_adc_conversion(struct iio_dev *indio_dev, struct rzg2l_adc *adc if (!wait_for_completion_timeout(&adc->completion, RZG2L_ADC_TIMEOUT)) { rzg2l_adc_writel(adc, RZG2L_ADINT, - rzg2l_adc_readl(adc, RZG2L_ADINT) & ~RZG2L_ADINT_INTEN_MASK); - rzg2l_adc_start_stop(adc, false); - rzg2l_adc_set_power(indio_dev, false); - return -ETIMEDOUT; + rzg2l_adc_readl(adc, RZG2L_ADINT) & ~hw_params->adint_inten_mask); + ret = -ETIMEDOUT; } - return rzg2l_adc_set_power(indio_dev, false); + rzg2l_adc_start_stop(adc, false); + +rpm_put: + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); + return ret; } static int rzg2l_adc_read_raw(struct iio_dev *indio_dev, @@ -233,24 +259,22 @@ static int rzg2l_adc_read_raw(struct iio_dev *indio_dev, { struct rzg2l_adc *adc = iio_priv(indio_dev); int ret; - u8 ch; switch (mask) { - case IIO_CHAN_INFO_RAW: - if (chan->type != IIO_VOLTAGE) + case IIO_CHAN_INFO_RAW: { + if (chan->type != IIO_VOLTAGE && chan->type != IIO_TEMP) return -EINVAL; - mutex_lock(&adc->lock); - ch = chan->channel & RZG2L_ADC_CHN_MASK; - ret = rzg2l_adc_conversion(indio_dev, adc, ch); - if (ret) { - mutex_unlock(&adc->lock); + guard(mutex)(&adc->lock); + + ret = rzg2l_adc_conversion(indio_dev, adc, chan->channel); + if (ret) return ret; - } - *val = adc->last_val[ch]; - mutex_unlock(&adc->lock); + + *val = adc->last_val[chan->channel]; return IIO_VAL_INT; + } default: return -EINVAL; @@ -261,7 +285,7 @@ static int rzg2l_adc_read_label(struct iio_dev *iio_dev, const struct iio_chan_spec *chan, char *label) { - return sysfs_emit(label, "%s\n", rzg2l_adc_channel_name[chan->channel]); + return sysfs_emit(label, "%s\n", rzg2l_adc_channels[chan->channel].name); } static const struct iio_info rzg2l_adc_iio_info = { @@ -272,6 +296,7 @@ static const struct iio_info rzg2l_adc_iio_info = { static irqreturn_t rzg2l_adc_isr(int irq, void *dev_id) { struct rzg2l_adc *adc = dev_id; + const struct rzg2l_adc_hw_params *hw_params = adc->hw_params; unsigned long intst; u32 reg; int ch; @@ -284,11 +309,11 @@ static irqreturn_t rzg2l_adc_isr(int irq, void *dev_id) return IRQ_HANDLED; } - intst = reg & RZG2L_ADSTS_INTST_MASK; + intst = reg & GENMASK(hw_params->num_channels - 1, 0); if (!intst) return IRQ_NONE; - for_each_set_bit(ch, &intst, RZG2L_ADC_MAX_CHANNELS) + for_each_set_bit(ch, &intst, hw_params->num_channels) adc->last_val[ch] = rzg2l_adc_readl(adc, RZG2L_ADCR(ch)) & RZG2L_ADCR_AD_MASK; /* clear the channel interrupt */ @@ -301,6 +326,7 @@ static irqreturn_t rzg2l_adc_isr(int irq, void *dev_id) static int rzg2l_adc_parse_properties(struct platform_device *pdev, struct rzg2l_adc *adc) { + const struct rzg2l_adc_hw_params *hw_params = adc->hw_params; struct iio_chan_spec *chan_array; struct rzg2l_adc_data *data; unsigned int channel; @@ -313,15 +339,12 @@ static int rzg2l_adc_parse_properties(struct platform_device *pdev, struct rzg2l return -ENOMEM; num_channels = device_get_child_node_count(&pdev->dev); - if (!num_channels) { - dev_err(&pdev->dev, "no channel children\n"); - return -ENODEV; - } + if (!num_channels) + return dev_err_probe(&pdev->dev, -ENODEV, "no channel children\n"); - if (num_channels > RZG2L_ADC_MAX_CHANNELS) { - dev_err(&pdev->dev, "num of channel children out of range\n"); - return -EINVAL; - } + if (num_channels > hw_params->num_channels) + return dev_err_probe(&pdev->dev, -EINVAL, + "num of channel children out of range\n"); chan_array = devm_kcalloc(&pdev->dev, num_channels, sizeof(*chan_array), GFP_KERNEL); @@ -334,14 +357,14 @@ static int rzg2l_adc_parse_properties(struct platform_device *pdev, struct rzg2l if (ret) return ret; - if (channel >= RZG2L_ADC_MAX_CHANNELS) + if (channel >= hw_params->num_channels) return -EINVAL; - chan_array[i].type = IIO_VOLTAGE; + chan_array[i].type = rzg2l_adc_channels[channel].type; chan_array[i].indexed = 1; chan_array[i].channel = channel; chan_array[i].info_mask_separate = BIT(IIO_CHAN_INFO_RAW); - chan_array[i].datasheet_name = rzg2l_adc_channel_name[channel]; + chan_array[i].datasheet_name = rzg2l_adc_channels[channel].name; i++; } @@ -352,13 +375,13 @@ static int rzg2l_adc_parse_properties(struct platform_device *pdev, struct rzg2l return 0; } -static int rzg2l_adc_hw_init(struct rzg2l_adc *adc) +static int rzg2l_adc_hw_init(struct device *dev, struct rzg2l_adc *adc) { - int timeout = 5; + const struct rzg2l_adc_hw_params *hw_params = adc->hw_params; u32 reg; int ret; - ret = clk_prepare_enable(adc->pclk); + ret = pm_runtime_resume_and_get(dev); if (ret) return ret; @@ -367,21 +390,19 @@ static int rzg2l_adc_hw_init(struct rzg2l_adc *adc) reg |= RZG2L_ADM0_SRESB; rzg2l_adc_writel(adc, RZG2L_ADM(0), reg); - while (!(rzg2l_adc_readl(adc, RZG2L_ADM(0)) & RZG2L_ADM0_SRESB)) { - if (!timeout) { - ret = -EBUSY; - goto exit_hw_init; - } - timeout--; - usleep_range(100, 200); + ret = read_poll_timeout(rzg2l_adc_readl, reg, reg & RZG2L_ADM0_SRESB, + 200, 1000, false, adc, RZG2L_ADM(0)); + if (ret) + goto exit_hw_init; + + if (hw_params->adivc) { + /* Only division by 4 can be set */ + reg = rzg2l_adc_readl(adc, RZG2L_ADIVC); + reg &= ~RZG2L_ADIVC_DIVADC_MASK; + reg |= RZG2L_ADIVC_DIVADC_4; + rzg2l_adc_writel(adc, RZG2L_ADIVC, reg); } - /* Only division by 4 can be set */ - reg = rzg2l_adc_readl(adc, RZG2L_ADIVC); - reg &= ~RZG2L_ADIVC_DIVADC_MASK; - reg |= RZG2L_ADIVC_DIVADC_4; - rzg2l_adc_writel(adc, RZG2L_ADIVC, reg); - /* * Setup AMD3 * ADIL[31:24] - Should be always set to 0 @@ -391,30 +412,18 @@ static int rzg2l_adc_hw_init(struct rzg2l_adc *adc) reg = rzg2l_adc_readl(adc, RZG2L_ADM(3)); reg &= ~RZG2L_ADM3_ADIL_MASK; reg &= ~RZG2L_ADM3_ADCMP_MASK; - reg &= ~RZG2L_ADM3_ADSMP_MASK; - reg |= (RZG2L_ADM3_ADCMP_E | RZG2L_ADSMP_DEFAULT_SAMPLING); + reg &= ~hw_params->adsmp_mask; + reg |= FIELD_PREP(RZG2L_ADM3_ADCMP_MASK, hw_params->default_adcmp) | + hw_params->default_adsmp[0]; + rzg2l_adc_writel(adc, RZG2L_ADM(3), reg); exit_hw_init: - clk_disable_unprepare(adc->pclk); - + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); return ret; } -static void rzg2l_adc_pm_runtime_disable(void *data) -{ - struct device *dev = data; - - pm_runtime_disable(dev->parent); -} - -static void rzg2l_adc_pm_runtime_set_suspended(void *data) -{ - struct device *dev = data; - - pm_runtime_set_suspended(dev->parent); -} - static void rzg2l_adc_reset_assert(void *data) { reset_control_assert(data); @@ -434,6 +443,10 @@ static int rzg2l_adc_probe(struct platform_device *pdev) adc = iio_priv(indio_dev); + adc->hw_params = device_get_match_data(dev); + if (!adc->hw_params || adc->hw_params->num_channels > RZG2L_ADC_MAX_CHANNELS) + return -EINVAL; + ret = rzg2l_adc_parse_properties(pdev, adc); if (ret) return ret; @@ -444,63 +457,50 @@ static int rzg2l_adc_probe(struct platform_device *pdev) if (IS_ERR(adc->base)) return PTR_ERR(adc->base); - adc->pclk = devm_clk_get(dev, "pclk"); - if (IS_ERR(adc->pclk)) { - dev_err(dev, "Failed to get pclk"); - return PTR_ERR(adc->pclk); - } - - adc->adclk = devm_clk_get(dev, "adclk"); - if (IS_ERR(adc->adclk)) { - dev_err(dev, "Failed to get adclk"); - return PTR_ERR(adc->adclk); - } - adc->adrstn = devm_reset_control_get_exclusive(dev, "adrst-n"); - if (IS_ERR(adc->adrstn)) { - dev_err(dev, "failed to get adrstn\n"); - return PTR_ERR(adc->adrstn); - } + if (IS_ERR(adc->adrstn)) + return dev_err_probe(dev, PTR_ERR(adc->adrstn), + "failed to get adrstn\n"); adc->presetn = devm_reset_control_get_exclusive(dev, "presetn"); - if (IS_ERR(adc->presetn)) { - dev_err(dev, "failed to get presetn\n"); - return PTR_ERR(adc->presetn); - } + if (IS_ERR(adc->presetn)) + return dev_err_probe(dev, PTR_ERR(adc->presetn), + "failed to get presetn\n"); ret = reset_control_deassert(adc->adrstn); - if (ret) { - dev_err(&pdev->dev, "failed to deassert adrstn pin, %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to deassert adrstn pin\n"); ret = devm_add_action_or_reset(&pdev->dev, rzg2l_adc_reset_assert, adc->adrstn); - if (ret) { - dev_err(&pdev->dev, "failed to register adrstn assert devm action, %d\n", - ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to register adrstn assert devm action\n"); ret = reset_control_deassert(adc->presetn); - if (ret) { - dev_err(&pdev->dev, "failed to deassert presetn pin, %d\n", ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to deassert presetn pin\n"); ret = devm_add_action_or_reset(&pdev->dev, rzg2l_adc_reset_assert, adc->presetn); - if (ret) { - dev_err(&pdev->dev, "failed to register presetn assert devm action, %d\n", - ret); - return ret; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to register presetn assert devm action\n"); - ret = rzg2l_adc_hw_init(adc); - if (ret) { - dev_err(&pdev->dev, "failed to initialize ADC HW, %d\n", ret); + pm_runtime_set_autosuspend_delay(dev, 300); + pm_runtime_use_autosuspend(dev); + ret = devm_pm_runtime_enable(dev); + if (ret) return ret; - } + + platform_set_drvdata(pdev, indio_dev); + + ret = rzg2l_adc_hw_init(dev, adc); + if (ret) + return dev_err_probe(&pdev->dev, ret, + "failed to initialize ADC HW\n"); irq = platform_get_irq(pdev, 0); if (irq < 0) @@ -513,72 +513,130 @@ static int rzg2l_adc_probe(struct platform_device *pdev) init_completion(&adc->completion); - platform_set_drvdata(pdev, indio_dev); - indio_dev->name = DRIVER_NAME; indio_dev->info = &rzg2l_adc_iio_info; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = adc->data->channels; indio_dev->num_channels = adc->data->num_channels; - pm_runtime_set_suspended(dev); - ret = devm_add_action_or_reset(&pdev->dev, - rzg2l_adc_pm_runtime_set_suspended, &indio_dev->dev); - if (ret) - return ret; - - pm_runtime_enable(dev); - ret = devm_add_action_or_reset(&pdev->dev, - rzg2l_adc_pm_runtime_disable, &indio_dev->dev); - if (ret) - return ret; - return devm_iio_device_register(dev, indio_dev); } +static const struct rzg2l_adc_hw_params rzg2l_hw_params = { + .num_channels = 8, + .default_adcmp = 0xe, + .default_adsmp = { 0x578 }, + .adsmp_mask = GENMASK(15, 0), + .adint_inten_mask = GENMASK(7, 0), + .adivc = true +}; + +static const struct rzg2l_adc_hw_params rzg3s_hw_params = { + .num_channels = 9, + .default_adcmp = 0x1d, + .default_adsmp = { 0x7f, 0xff }, + .adsmp_mask = GENMASK(7, 0), + .adint_inten_mask = GENMASK(11, 0), +}; + static const struct of_device_id rzg2l_adc_match[] = { - { .compatible = "renesas,rzg2l-adc",}, + { .compatible = "renesas,r9a08g045-adc", .data = &rzg3s_hw_params }, + { .compatible = "renesas,rzg2l-adc", .data = &rzg2l_hw_params }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, rzg2l_adc_match); -static int __maybe_unused rzg2l_adc_pm_runtime_suspend(struct device *dev) +static int rzg2l_adc_pm_runtime_suspend(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); struct rzg2l_adc *adc = iio_priv(indio_dev); rzg2l_adc_pwr(adc, false); - clk_disable_unprepare(adc->adclk); - clk_disable_unprepare(adc->pclk); return 0; } -static int __maybe_unused rzg2l_adc_pm_runtime_resume(struct device *dev) +static int rzg2l_adc_pm_runtime_resume(struct device *dev) +{ + struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct rzg2l_adc *adc = iio_priv(indio_dev); + + rzg2l_adc_pwr(adc, true); + + return 0; +} + +static int rzg2l_adc_suspend(struct device *dev) { struct iio_dev *indio_dev = dev_get_drvdata(dev); struct rzg2l_adc *adc = iio_priv(indio_dev); + struct reset_control_bulk_data resets[] = { + { .rstc = adc->presetn }, + { .rstc = adc->adrstn }, + }; int ret; - ret = clk_prepare_enable(adc->pclk); + if (pm_runtime_suspended(dev)) { + adc->was_rpm_active = false; + } else { + ret = pm_runtime_force_suspend(dev); + if (ret) + return ret; + adc->was_rpm_active = true; + } + + ret = reset_control_bulk_assert(ARRAY_SIZE(resets), resets); if (ret) - return ret; + goto rpm_restore; - ret = clk_prepare_enable(adc->adclk); - if (ret) { - clk_disable_unprepare(adc->pclk); + return 0; + +rpm_restore: + if (adc->was_rpm_active) + pm_runtime_force_resume(dev); + + return ret; +} + +static int rzg2l_adc_resume(struct device *dev) +{ + struct iio_dev *indio_dev = dev_get_drvdata(dev); + struct rzg2l_adc *adc = iio_priv(indio_dev); + struct reset_control_bulk_data resets[] = { + { .rstc = adc->adrstn }, + { .rstc = adc->presetn }, + }; + int ret; + + ret = reset_control_bulk_deassert(ARRAY_SIZE(resets), resets); + if (ret) return ret; + + if (adc->was_rpm_active) { + ret = pm_runtime_force_resume(dev); + if (ret) + goto resets_restore; } - rzg2l_adc_pwr(adc, true); + ret = rzg2l_adc_hw_init(dev, adc); + if (ret) + goto rpm_restore; return 0; + +rpm_restore: + if (adc->was_rpm_active) { + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); + } +resets_restore: + reset_control_bulk_assert(ARRAY_SIZE(resets), resets); + return ret; } static const struct dev_pm_ops rzg2l_adc_pm_ops = { - SET_RUNTIME_PM_OPS(rzg2l_adc_pm_runtime_suspend, - rzg2l_adc_pm_runtime_resume, - NULL) + RUNTIME_PM_OPS(rzg2l_adc_pm_runtime_suspend, rzg2l_adc_pm_runtime_resume, NULL) + SYSTEM_SLEEP_PM_OPS(rzg2l_adc_suspend, rzg2l_adc_resume) }; static struct platform_driver rzg2l_adc_driver = { @@ -586,7 +644,7 @@ static struct platform_driver rzg2l_adc_driver = { .driver = { .name = DRIVER_NAME, .of_match_table = rzg2l_adc_match, - .pm = &rzg2l_adc_pm_ops, + .pm = pm_ptr(&rzg2l_adc_pm_ops), }, }; diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index 5d5b3cf381b9..a72943b47a5d 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -260,6 +260,13 @@ config RENESAS_RZG2L_IRQC Enable support for the Renesas RZ/G2L (and alike SoC) Interrupt Controller for external devices. +config RENESAS_RZV2H_ICU + bool "Renesas RZ/V2H(P) ICU support" if COMPILE_TEST + select GENERIC_IRQ_CHIP + select IRQ_DOMAIN_HIERARCHY + help + Enable support for the Renesas RZ/V2H(P) Interrupt Control Unit (ICU) + config SL28CPLD_INTC bool "Kontron sl28cpld IRQ controller" depends on MFD_SL28CPLD=y || COMPILE_TEST diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile index e3679ec2b9f7..94ecaebff37f 100644 --- a/drivers/irqchip/Makefile +++ b/drivers/irqchip/Makefile @@ -51,6 +51,7 @@ obj-$(CONFIG_RENESAS_INTC_IRQPIN) += irq-renesas-intc-irqpin.o obj-$(CONFIG_RENESAS_IRQC) += irq-renesas-irqc.o obj-$(CONFIG_RENESAS_RZA1_IRQC) += irq-renesas-rza1.o obj-$(CONFIG_RENESAS_RZG2L_IRQC) += irq-renesas-rzg2l.o +obj-$(CONFIG_RENESAS_RZV2H_ICU) += irq-renesas-rzv2h.o obj-$(CONFIG_VERSATILE_FPGA_IRQ) += irq-versatile-fpga.o obj-$(CONFIG_ARCH_NSPIRE) += irq-zevio.o obj-$(CONFIG_ARCH_VT8500) += irq-vt8500.o diff --git a/drivers/irqchip/irq-renesas-rzv2h.c b/drivers/irqchip/irq-renesas-rzv2h.c new file mode 100644 index 000000000000..f1f7869b49cb --- /dev/null +++ b/drivers/irqchip/irq-renesas-rzv2h.c @@ -0,0 +1,603 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas RZ/V2H(P) ICU Driver + * + * Based on irq-renesas-rzg2l.c + * + * Copyright (C) 2024 Renesas Electronics Corporation. + * + * Author: Fabrizio Castro + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* DT "interrupts" indexes */ +#define ICU_IRQ_START 1 +#define ICU_IRQ_COUNT 16 +#define ICU_TINT_START (ICU_IRQ_START + ICU_IRQ_COUNT) +#define ICU_TINT_COUNT 32 +#define ICU_NUM_IRQ (ICU_TINT_START + ICU_TINT_COUNT) + +/* Registers */ +#define ICU_NSCNT 0x00 +#define ICU_NSCLR 0x04 +#define ICU_NITSR 0x08 +#define ICU_ISCTR 0x10 +#define ICU_ISCLR 0x14 +#define ICU_IITSR 0x18 +#define ICU_TSCTR 0x20 +#define ICU_TSCLR 0x24 +#define ICU_TITSR(k) (0x28 + (k) * 4) +#define ICU_TSSR(k) (0x30 + (k) * 4) + +/* NMI */ +#define ICU_NMI_EDGE_FALLING 0 +#define ICU_NMI_EDGE_RISING 1 + +#define ICU_NSCLR_NCLR BIT(0) + +/* IRQ */ +#define ICU_IRQ_LEVEL_LOW 0 +#define ICU_IRQ_EDGE_FALLING 1 +#define ICU_IRQ_EDGE_RISING 2 +#define ICU_IRQ_EDGE_BOTH 3 + +#define ICU_IITSR_IITSEL_PREP(iitsel, n) ((iitsel) << ((n) * 2)) +#define ICU_IITSR_IITSEL_GET(iitsr, n) (((iitsr) >> ((n) * 2)) & 0x03) +#define ICU_IITSR_IITSEL_MASK(n) ICU_IITSR_IITSEL_PREP(0x03, n) + +/* TINT */ +#define ICU_TINT_EDGE_RISING 0 +#define ICU_TINT_EDGE_FALLING 1 +#define ICU_TINT_LEVEL_HIGH 2 +#define ICU_TINT_LEVEL_LOW 3 + +#define ICU_TSSR_TSSEL_PREP(tssel, n, field_width) ((tssel) << ((n) * (field_width))) +#define ICU_TSSR_TSSEL_MASK(n, field_width) \ +({\ + typeof(field_width) (_field_width) = (field_width); \ + ICU_TSSR_TSSEL_PREP((GENMASK(((_field_width) - 2), 0)), (n), _field_width); \ +}) + +#define ICU_TSSR_TIEN(n, field_width) \ +({\ + typeof(field_width) (_field_width) = (field_width); \ + BIT((_field_width) - 1) << ((n) * (_field_width)); \ +}) + +#define ICU_TITSR_K(tint_nr) ((tint_nr) / 16) +#define ICU_TITSR_TITSEL_N(tint_nr) ((tint_nr) % 16) +#define ICU_TITSR_TITSEL_PREP(titsel, n) ICU_IITSR_IITSEL_PREP(titsel, n) +#define ICU_TITSR_TITSEL_MASK(n) ICU_IITSR_IITSEL_MASK(n) +#define ICU_TITSR_TITSEL_GET(titsr, n) ICU_IITSR_IITSEL_GET(titsr, n) + +#define ICU_TINT_EXTRACT_HWIRQ(x) FIELD_GET(GENMASK(15, 0), (x)) +#define ICU_TINT_EXTRACT_GPIOINT(x) FIELD_GET(GENMASK(31, 16), (x)) +#define ICU_RZG3E_TINT_OFFSET 0x800 +#define ICU_RZG3E_TSSEL_MAX_VAL 0x8c +#define ICU_RZV2H_TSSEL_MAX_VAL 0x55 + +/** + * struct rzv2h_hw_info - Interrupt Control Unit controller hardware info structure. + * @tssel_lut: TINT lookup table + * @t_offs: TINT offset + * @max_tssel: TSSEL max value + * @field_width: TSSR field width + */ +struct rzv2h_hw_info { + const u8 *tssel_lut; + u16 t_offs; + u8 max_tssel; + u8 field_width; +}; + +/** + * struct rzv2h_icu_priv - Interrupt Control Unit controller private data structure. + * @base: Controller's base address + * @fwspec: IRQ firmware specific data + * @lock: Lock to serialize access to hardware registers + * @info: Pointer to struct rzv2h_hw_info + */ +struct rzv2h_icu_priv { + void __iomem *base; + struct irq_fwspec fwspec[ICU_NUM_IRQ]; + raw_spinlock_t lock; + const struct rzv2h_hw_info *info; +}; + +static inline struct rzv2h_icu_priv *irq_data_to_priv(struct irq_data *data) +{ + return data->domain->host_data; +} + +static void rzv2h_icu_eoi(struct irq_data *d) +{ + struct rzv2h_icu_priv *priv = irq_data_to_priv(d); + unsigned int hw_irq = irqd_to_hwirq(d); + unsigned int tintirq_nr; + u32 bit; + + scoped_guard(raw_spinlock, &priv->lock) { + if (hw_irq >= ICU_TINT_START) { + tintirq_nr = hw_irq - ICU_TINT_START; + bit = BIT(tintirq_nr); + if (!irqd_is_level_type(d)) + writel_relaxed(bit, priv->base + priv->info->t_offs + ICU_TSCLR); + } else if (hw_irq >= ICU_IRQ_START) { + tintirq_nr = hw_irq - ICU_IRQ_START; + bit = BIT(tintirq_nr); + if (!irqd_is_level_type(d)) + writel_relaxed(bit, priv->base + ICU_ISCLR); + } else { + writel_relaxed(ICU_NSCLR_NCLR, priv->base + ICU_NSCLR); + } + } + + irq_chip_eoi_parent(d); +} + +static void rzv2h_tint_irq_endisable(struct irq_data *d, bool enable) +{ + struct rzv2h_icu_priv *priv = irq_data_to_priv(d); + unsigned int hw_irq = irqd_to_hwirq(d); + u32 tint_nr, tssel_n, k, tssr; + u8 nr_tint; + + if (hw_irq < ICU_TINT_START) + return; + + tint_nr = hw_irq - ICU_TINT_START; + nr_tint = 32 / priv->info->field_width; + k = tint_nr / nr_tint; + tssel_n = tint_nr % nr_tint; + + guard(raw_spinlock)(&priv->lock); + tssr = readl_relaxed(priv->base + priv->info->t_offs + ICU_TSSR(k)); + if (enable) + tssr |= ICU_TSSR_TIEN(tssel_n, priv->info->field_width); + else + tssr &= ~ICU_TSSR_TIEN(tssel_n, priv->info->field_width); + writel_relaxed(tssr, priv->base + priv->info->t_offs + ICU_TSSR(k)); + + /* + * A glitch in the edge detection circuit can cause a spurious + * interrupt. Clear the status flag after setting the ICU_TSSRk + * registers, which is recommended by the hardware manual as a + * countermeasure. + */ + writel_relaxed(BIT(tint_nr), priv->base + priv->info->t_offs + ICU_TSCLR); +} + +static void rzv2h_icu_irq_disable(struct irq_data *d) +{ + irq_chip_disable_parent(d); + rzv2h_tint_irq_endisable(d, false); +} + +static void rzv2h_icu_irq_enable(struct irq_data *d) +{ + rzv2h_tint_irq_endisable(d, true); + irq_chip_enable_parent(d); +} + +static int rzv2h_nmi_set_type(struct irq_data *d, unsigned int type) +{ + struct rzv2h_icu_priv *priv = irq_data_to_priv(d); + u32 sense; + + switch (type & IRQ_TYPE_SENSE_MASK) { + case IRQ_TYPE_EDGE_FALLING: + sense = ICU_NMI_EDGE_FALLING; + break; + + case IRQ_TYPE_EDGE_RISING: + sense = ICU_NMI_EDGE_RISING; + break; + + default: + return -EINVAL; + } + + writel_relaxed(sense, priv->base + ICU_NITSR); + + return 0; +} + +static void rzv2h_clear_irq_int(struct rzv2h_icu_priv *priv, unsigned int hwirq) +{ + unsigned int irq_nr = hwirq - ICU_IRQ_START; + u32 isctr, iitsr, iitsel; + u32 bit = BIT(irq_nr); + + isctr = readl_relaxed(priv->base + ICU_ISCTR); + iitsr = readl_relaxed(priv->base + ICU_IITSR); + iitsel = ICU_IITSR_IITSEL_GET(iitsr, irq_nr); + + /* + * When level sensing is used, the interrupt flag gets automatically cleared when the + * interrupt signal is de-asserted by the source of the interrupt request, therefore clear + * the interrupt only for edge triggered interrupts. + */ + if ((isctr & bit) && (iitsel != ICU_IRQ_LEVEL_LOW)) + writel_relaxed(bit, priv->base + ICU_ISCLR); +} + +static int rzv2h_irq_set_type(struct irq_data *d, unsigned int type) +{ + struct rzv2h_icu_priv *priv = irq_data_to_priv(d); + unsigned int hwirq = irqd_to_hwirq(d); + u32 irq_nr = hwirq - ICU_IRQ_START; + u32 iitsr, sense; + + switch (type & IRQ_TYPE_SENSE_MASK) { + case IRQ_TYPE_LEVEL_LOW: + sense = ICU_IRQ_LEVEL_LOW; + break; + + case IRQ_TYPE_EDGE_FALLING: + sense = ICU_IRQ_EDGE_FALLING; + break; + + case IRQ_TYPE_EDGE_RISING: + sense = ICU_IRQ_EDGE_RISING; + break; + + case IRQ_TYPE_EDGE_BOTH: + sense = ICU_IRQ_EDGE_BOTH; + break; + + default: + return -EINVAL; + } + + guard(raw_spinlock)(&priv->lock); + iitsr = readl_relaxed(priv->base + ICU_IITSR); + iitsr &= ~ICU_IITSR_IITSEL_MASK(irq_nr); + iitsr |= ICU_IITSR_IITSEL_PREP(sense, irq_nr); + rzv2h_clear_irq_int(priv, hwirq); + writel_relaxed(iitsr, priv->base + ICU_IITSR); + + return 0; +} + +static void rzv2h_clear_tint_int(struct rzv2h_icu_priv *priv, unsigned int hwirq) +{ + unsigned int tint_nr = hwirq - ICU_TINT_START; + int titsel_n = ICU_TITSR_TITSEL_N(tint_nr); + u32 tsctr, titsr, titsel; + u32 bit = BIT(tint_nr); + int k = tint_nr / 16; + + tsctr = readl_relaxed(priv->base + priv->info->t_offs + ICU_TSCTR); + titsr = readl_relaxed(priv->base + priv->info->t_offs + ICU_TITSR(k)); + titsel = ICU_TITSR_TITSEL_GET(titsr, titsel_n); + + /* + * Writing 1 to the corresponding flag from register ICU_TSCTR only has effect if + * TSTATn = 1b and if it's a rising edge or a falling edge interrupt. + */ + if ((tsctr & bit) && ((titsel == ICU_TINT_EDGE_RISING) || + (titsel == ICU_TINT_EDGE_FALLING))) + writel_relaxed(bit, priv->base + priv->info->t_offs + ICU_TSCLR); +} + +static int rzv2h_tint_set_type(struct irq_data *d, unsigned int type) +{ + u32 titsr, titsr_k, titsel_n, tien; + struct rzv2h_icu_priv *priv; + u32 tssr, tssr_k, tssel_n; + unsigned int hwirq; + u32 tint, sense; + int tint_nr; + u8 nr_tint; + + switch (type & IRQ_TYPE_SENSE_MASK) { + case IRQ_TYPE_LEVEL_LOW: + sense = ICU_TINT_LEVEL_LOW; + break; + + case IRQ_TYPE_LEVEL_HIGH: + sense = ICU_TINT_LEVEL_HIGH; + break; + + case IRQ_TYPE_EDGE_RISING: + sense = ICU_TINT_EDGE_RISING; + break; + + case IRQ_TYPE_EDGE_FALLING: + sense = ICU_TINT_EDGE_FALLING; + break; + + default: + return -EINVAL; + } + + priv = irq_data_to_priv(d); + tint = (u32)(uintptr_t)irq_data_get_irq_chip_data(d); + if (tint > priv->info->max_tssel) + return -EINVAL; + + if (priv->info->tssel_lut) + tint = priv->info->tssel_lut[tint]; + + hwirq = irqd_to_hwirq(d); + tint_nr = hwirq - ICU_TINT_START; + + nr_tint = 32 / priv->info->field_width; + tssr_k = tint_nr / nr_tint; + tssel_n = tint_nr % nr_tint; + tien = ICU_TSSR_TIEN(tssel_n, priv->info->field_width); + + titsr_k = ICU_TITSR_K(tint_nr); + titsel_n = ICU_TITSR_TITSEL_N(tint_nr); + + guard(raw_spinlock)(&priv->lock); + + tssr = readl_relaxed(priv->base + priv->info->t_offs + ICU_TSSR(tssr_k)); + tssr &= ~(ICU_TSSR_TSSEL_MASK(tssel_n, priv->info->field_width) | tien); + tssr |= ICU_TSSR_TSSEL_PREP(tint, tssel_n, priv->info->field_width); + + writel_relaxed(tssr, priv->base + priv->info->t_offs + ICU_TSSR(tssr_k)); + + titsr = readl_relaxed(priv->base + priv->info->t_offs + ICU_TITSR(titsr_k)); + titsr &= ~ICU_TITSR_TITSEL_MASK(titsel_n); + titsr |= ICU_TITSR_TITSEL_PREP(sense, titsel_n); + + writel_relaxed(titsr, priv->base + priv->info->t_offs + ICU_TITSR(titsr_k)); + + rzv2h_clear_tint_int(priv, hwirq); + + writel_relaxed(tssr | tien, priv->base + priv->info->t_offs + ICU_TSSR(tssr_k)); + + return 0; +} + +static int rzv2h_icu_set_type(struct irq_data *d, unsigned int type) +{ + unsigned int hw_irq = irqd_to_hwirq(d); + int ret; + + if (hw_irq >= ICU_TINT_START) + ret = rzv2h_tint_set_type(d, type); + else if (hw_irq >= ICU_IRQ_START) + ret = rzv2h_irq_set_type(d, type); + else + ret = rzv2h_nmi_set_type(d, type); + + if (ret) + return ret; + + return irq_chip_set_type_parent(d, IRQ_TYPE_LEVEL_HIGH); +} + +static const struct irq_chip rzv2h_icu_chip = { + .name = "rzv2h-icu", + .irq_eoi = rzv2h_icu_eoi, + .irq_mask = irq_chip_mask_parent, + .irq_unmask = irq_chip_unmask_parent, + .irq_disable = rzv2h_icu_irq_disable, + .irq_enable = rzv2h_icu_irq_enable, + .irq_get_irqchip_state = irq_chip_get_parent_state, + .irq_set_irqchip_state = irq_chip_set_parent_state, + .irq_retrigger = irq_chip_retrigger_hierarchy, + .irq_set_type = rzv2h_icu_set_type, + .irq_set_affinity = irq_chip_set_affinity_parent, + .flags = IRQCHIP_MASK_ON_SUSPEND | + IRQCHIP_SET_TYPE_MASKED | + IRQCHIP_SKIP_SET_WAKE, +}; + +static int rzv2h_icu_alloc(struct irq_domain *domain, unsigned int virq, unsigned int nr_irqs, + void *arg) +{ + struct rzv2h_icu_priv *priv = domain->host_data; + unsigned long tint = 0; + irq_hw_number_t hwirq; + unsigned int type; + int ret; + + ret = irq_domain_translate_twocell(domain, arg, &hwirq, &type); + if (ret) + return ret; + + /* + * For TINT interrupts the hwirq and TINT are encoded in + * fwspec->param[0]. + * hwirq is embedded in bits 0-15. + * TINT is embedded in bits 16-31. + */ + if (hwirq >= ICU_TINT_START) { + tint = ICU_TINT_EXTRACT_GPIOINT(hwirq); + hwirq = ICU_TINT_EXTRACT_HWIRQ(hwirq); + + if (hwirq < ICU_TINT_START) + return -EINVAL; + } + + if (hwirq > (ICU_NUM_IRQ - 1)) + return -EINVAL; + + ret = irq_domain_set_hwirq_and_chip(domain, virq, hwirq, &rzv2h_icu_chip, + (void *)(uintptr_t)tint); + if (ret) + return ret; + + return irq_domain_alloc_irqs_parent(domain, virq, nr_irqs, &priv->fwspec[hwirq]); +} + +static const struct irq_domain_ops rzv2h_icu_domain_ops = { + .alloc = rzv2h_icu_alloc, + .free = irq_domain_free_irqs_common, + .translate = irq_domain_translate_twocell, +}; + +static int rzv2h_icu_parse_interrupts(struct rzv2h_icu_priv *priv, struct device_node *np) +{ + struct of_phandle_args map; + unsigned int i; + int ret; + + for (i = 0; i < ICU_NUM_IRQ; i++) { + ret = of_irq_parse_one(np, i, &map); + if (ret) + return ret; + + of_phandle_args_to_fwspec(np, map.args, map.args_count, &priv->fwspec[i]); + } + + return 0; +} + +static void rzv2h_icu_put_device(void *data) +{ + put_device(data); +} + +static int rzv2h_icu_init_common(struct device_node *node, struct device_node *parent, + const struct rzv2h_hw_info *hw_info) +{ + struct irq_domain *irq_domain, *parent_domain; + struct rzv2h_icu_priv *rzv2h_icu_data; + struct platform_device *pdev; + struct reset_control *resetn; + int ret; + + pdev = of_find_device_by_node(node); + if (!pdev) + return -ENODEV; + + ret = devm_add_action_or_reset(&pdev->dev, rzv2h_icu_put_device, + &pdev->dev); + if (ret < 0) + return ret; + + parent_domain = irq_find_host(parent); + if (!parent_domain) { + dev_err(&pdev->dev, "cannot find parent domain\n"); + return -ENODEV; + } + + rzv2h_icu_data = devm_kzalloc(&pdev->dev, sizeof(*rzv2h_icu_data), GFP_KERNEL); + if (!rzv2h_icu_data) + return -ENOMEM; + + rzv2h_icu_data->base = devm_of_iomap(&pdev->dev, pdev->dev.of_node, 0, NULL); + if (IS_ERR(rzv2h_icu_data->base)) + return PTR_ERR(rzv2h_icu_data->base); + + ret = rzv2h_icu_parse_interrupts(rzv2h_icu_data, node); + if (ret) { + dev_err(&pdev->dev, "cannot parse interrupts: %d\n", ret); + return ret; + } + + resetn = devm_reset_control_get_exclusive_deasserted(&pdev->dev, NULL); + if (IS_ERR(resetn)) { + ret = PTR_ERR(resetn); + dev_err(&pdev->dev, "failed to acquire deasserted reset: %d\n", ret); + return ret; + } + + ret = devm_pm_runtime_enable(&pdev->dev); + if (ret < 0) { + dev_err(&pdev->dev, "devm_pm_runtime_enable failed, %d\n", ret); + return ret; + } + + ret = pm_runtime_resume_and_get(&pdev->dev); + if (ret < 0) { + dev_err(&pdev->dev, "pm_runtime_resume_and_get failed: %d\n", ret); + return ret; + } + + raw_spin_lock_init(&rzv2h_icu_data->lock); + + irq_domain = irq_domain_add_hierarchy(parent_domain, 0, ICU_NUM_IRQ, node, + &rzv2h_icu_domain_ops, rzv2h_icu_data); + if (!irq_domain) { + dev_err(&pdev->dev, "failed to add irq domain\n"); + ret = -ENOMEM; + goto pm_put; + } + + rzv2h_icu_data->info = hw_info; + + /* + * coccicheck complains about a missing put_device call before returning, but it's a false + * positive. We still need &pdev->dev after successfully returning from this function. + */ + return 0; + +pm_put: + pm_runtime_put(&pdev->dev); + + return ret; +} + +/* Mapping based on port index on Table 4.2-6 and TSSEL bits on Table 4.6-4 */ +static const u8 rzg3e_tssel_lut[] = { + 81, 82, 83, 84, 85, 86, 87, 88, /* P00-P07 */ + 89, 90, 91, 92, 93, 94, 95, 96, /* P10-P17 */ + 111, 112, /* P20-P21 */ + 97, 98, 99, 100, 101, 102, 103, 104, /* P30-P37 */ + 105, 106, 107, 108, 109, 110, /* P40-P45 */ + 113, 114, 115, 116, 117, 118, 119, /* P50-P56 */ + 120, 121, 122, 123, 124, 125, 126, /* P60-P66 */ + 127, 128, 129, 130, 131, 132, 133, 134, /* P70-P77 */ + 135, 136, 137, 138, 139, 140, /* P80-P85 */ + 43, 44, 45, 46, 47, 48, 49, 50, /* PA0-PA7 */ + 51, 52, 53, 54, 55, 56, 57, 58, /* PB0-PB7 */ + 59, 60, 61, /* PC0-PC2 */ + 62, 63, 64, 65, 66, 67, 68, 69, /* PD0-PD7 */ + 70, 71, 72, 73, 74, 75, 76, 77, /* PE0-PE7 */ + 78, 79, 80, /* PF0-PF2 */ + 25, 26, 27, 28, 29, 30, 31, 32, /* PG0-PG7 */ + 33, 34, 35, 36, 37, 38, /* PH0-PH5 */ + 4, 5, 6, 7, 8, /* PJ0-PJ4 */ + 39, 40, 41, 42, /* PK0-PK3 */ + 9, 10, 11, 12, 21, 22, 23, 24, /* PL0-PL7 */ + 13, 14, 15, 16, 17, 18, 19, 20, /* PM0-PM7 */ + 0, 1, 2, 3 /* PS0-PS3 */ +}; + +static const struct rzv2h_hw_info rzg3e_hw_params = { + .tssel_lut = rzg3e_tssel_lut, + .t_offs = ICU_RZG3E_TINT_OFFSET, + .max_tssel = ICU_RZG3E_TSSEL_MAX_VAL, + .field_width = 16, +}; + +static const struct rzv2h_hw_info rzv2h_hw_params = { + .t_offs = 0, + .max_tssel = ICU_RZV2H_TSSEL_MAX_VAL, + .field_width = 8, +}; + +static int rzg3e_icu_init(struct device_node *node, struct device_node *parent) +{ + return rzv2h_icu_init_common(node, parent, &rzg3e_hw_params); +} + +static int rzv2h_icu_init(struct device_node *node, struct device_node *parent) +{ + return rzv2h_icu_init_common(node, parent, &rzv2h_hw_params); +} + +IRQCHIP_PLATFORM_DRIVER_BEGIN(rzv2h_icu) +IRQCHIP_MATCH("renesas,r9a09g047-icu", rzg3e_icu_init) +IRQCHIP_MATCH("renesas,r9a09g057-icu", rzv2h_icu_init) +IRQCHIP_PLATFORM_DRIVER_END(rzv2h_icu) +MODULE_AUTHOR("Fabrizio Castro "); +MODULE_DESCRIPTION("Renesas RZ/V2H(P) ICU Driver"); diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c index 280efd2a8185..ab8f76ccd9ba 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-core.c @@ -22,6 +22,7 @@ #include #include "rzg2l-cru.h" +#include "rzg2l-cru-regs.h" static inline struct rzg2l_cru_dev *notifier_to_cru(struct v4l2_async_notifier *n) { @@ -72,7 +73,6 @@ static int rzg2l_cru_group_notify_complete(struct v4l2_async_notifier *notifier) source->name, sink->name); return ret; } - cru->csi.channel = 0; cru->ip.remote = cru->csi.subdev; /* Create media device link between CRU IP <-> CRU OUTPUT */ @@ -209,7 +209,7 @@ static int rzg2l_cru_media_init(struct rzg2l_cru_dev *cru) const struct of_device_id *match; int ret; - cru->pad.flags = MEDIA_PAD_FL_SINK; + cru->pad.flags = MEDIA_PAD_FL_SINK | MEDIA_PAD_FL_MUST_CONNECT; ret = media_entity_pads_init(&cru->vdev.entity, 1, &cru->pad); if (ret) return ret; @@ -241,10 +241,11 @@ static int rzg2l_cru_media_init(struct rzg2l_cru_dev *cru) static int rzg2l_cru_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; struct rzg2l_cru_dev *cru; - int ret; + int irq, ret; - cru = devm_kzalloc(&pdev->dev, sizeof(*cru), GFP_KERNEL); + cru = devm_kzalloc(dev, sizeof(*cru), GFP_KERNEL); if (!cru) return -ENOMEM; @@ -252,27 +253,32 @@ static int rzg2l_cru_probe(struct platform_device *pdev) if (IS_ERR(cru->base)) return PTR_ERR(cru->base); - cru->presetn = devm_reset_control_get_shared(&pdev->dev, "presetn"); + cru->presetn = devm_reset_control_get_shared(dev, "presetn"); if (IS_ERR(cru->presetn)) - return dev_err_probe(&pdev->dev, PTR_ERR(cru->presetn), + return dev_err_probe(dev, PTR_ERR(cru->presetn), "Failed to get cpg presetn\n"); - cru->aresetn = devm_reset_control_get_exclusive(&pdev->dev, "aresetn"); + cru->aresetn = devm_reset_control_get_exclusive(dev, "aresetn"); if (IS_ERR(cru->aresetn)) - return dev_err_probe(&pdev->dev, PTR_ERR(cru->aresetn), + return dev_err_probe(dev, PTR_ERR(cru->aresetn), "Failed to get cpg aresetn\n"); - cru->vclk = devm_clk_get(&pdev->dev, "video"); + cru->vclk = devm_clk_get(dev, "video"); if (IS_ERR(cru->vclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(cru->vclk), + return dev_err_probe(dev, PTR_ERR(cru->vclk), "Failed to get video clock\n"); - cru->dev = &pdev->dev; - cru->info = of_device_get_match_data(&pdev->dev); + cru->dev = dev; + cru->info = of_device_get_match_data(dev); + + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; - cru->image_conv_irq = platform_get_irq(pdev, 0); - if (cru->image_conv_irq < 0) - return cru->image_conv_irq; + ret = devm_request_irq(dev, irq, cru->info->irq_handler, 0, + KBUILD_MODNAME, cru); + if (ret) + return dev_err_probe(dev, ret, "failed to request irq\n"); platform_set_drvdata(pdev, cru); @@ -281,8 +287,10 @@ static int rzg2l_cru_probe(struct platform_device *pdev) return ret; cru->num_buf = RZG2L_CRU_HW_BUFFER_DEFAULT; - pm_suspend_ignore_children(&pdev->dev, true); - pm_runtime_enable(&pdev->dev); + pm_suspend_ignore_children(dev, true); + ret = devm_pm_runtime_enable(dev); + if (ret) + goto error_dma_unregister; ret = rzg2l_cru_media_init(cru); if (ret) @@ -292,7 +300,6 @@ static int rzg2l_cru_probe(struct platform_device *pdev) error_dma_unregister: rzg2l_cru_dma_unregister(cru); - pm_runtime_disable(&pdev->dev); return ret; } @@ -301,8 +308,6 @@ static void rzg2l_cru_remove(struct platform_device *pdev) { struct rzg2l_cru_dev *cru = platform_get_drvdata(pdev); - pm_runtime_disable(&pdev->dev); - v4l2_async_nf_unregister(&cru->notifier); v4l2_async_nf_cleanup(&cru->notifier); @@ -313,8 +318,112 @@ static void rzg2l_cru_remove(struct platform_device *pdev) rzg2l_cru_dma_unregister(cru); } +static const u16 rzg3e_cru_regs[] = { + [CRUnCTRL] = 0x0, + [CRUnIE] = 0x4, + [CRUnIE2] = 0x8, + [CRUnINTS] = 0xc, + [CRUnINTS2] = 0x10, + [CRUnRST] = 0x18, + [AMnMB1ADDRL] = 0x40, + [AMnMB1ADDRH] = 0x44, + [AMnMB2ADDRL] = 0x48, + [AMnMB2ADDRH] = 0x4c, + [AMnMB3ADDRL] = 0x50, + [AMnMB3ADDRH] = 0x54, + [AMnMB4ADDRL] = 0x58, + [AMnMB4ADDRH] = 0x5c, + [AMnMB5ADDRL] = 0x60, + [AMnMB5ADDRH] = 0x64, + [AMnMB6ADDRL] = 0x68, + [AMnMB6ADDRH] = 0x6c, + [AMnMB7ADDRL] = 0x70, + [AMnMB7ADDRH] = 0x74, + [AMnMB8ADDRL] = 0x78, + [AMnMB8ADDRH] = 0x7c, + [AMnMBVALID] = 0x88, + [AMnMADRSL] = 0x8c, + [AMnMADRSH] = 0x90, + [AMnAXIATTR] = 0xec, + [AMnFIFOPNTR] = 0xf8, + [AMnAXISTP] = 0x110, + [AMnAXISTPACK] = 0x114, + [AMnIS] = 0x128, + [ICnEN] = 0x1f0, + [ICnSVCNUM] = 0x1f8, + [ICnSVC] = 0x1fc, + [ICnIPMC_C0] = 0x200, + [ICnMS] = 0x2d8, + [ICnDMR] = 0x304, +}; + +static const struct rzg2l_cru_info rzg3e_cru_info = { + .max_width = 4095, + .max_height = 4095, + .image_conv = ICnIPMC_C0, + .has_stride = true, + .regs = rzg3e_cru_regs, + .irq_handler = rzg3e_cru_irq, + .enable_interrupts = rzg3e_cru_enable_interrupts, + .disable_interrupts = rzg3e_cru_disable_interrupts, + .fifo_empty = rzg3e_fifo_empty, + .csi_setup = rzg3e_cru_csi2_setup, +}; + +static const u16 rzg2l_cru_regs[] = { + [CRUnCTRL] = 0x0, + [CRUnIE] = 0x4, + [CRUnINTS] = 0x8, + [CRUnRST] = 0xc, + [AMnMB1ADDRL] = 0x100, + [AMnMB1ADDRH] = 0x104, + [AMnMB2ADDRL] = 0x108, + [AMnMB2ADDRH] = 0x10c, + [AMnMB3ADDRL] = 0x110, + [AMnMB3ADDRH] = 0x114, + [AMnMB4ADDRL] = 0x118, + [AMnMB4ADDRH] = 0x11c, + [AMnMB5ADDRL] = 0x120, + [AMnMB5ADDRH] = 0x124, + [AMnMB6ADDRL] = 0x128, + [AMnMB6ADDRH] = 0x12c, + [AMnMB7ADDRL] = 0x130, + [AMnMB7ADDRH] = 0x134, + [AMnMB8ADDRL] = 0x138, + [AMnMB8ADDRH] = 0x13c, + [AMnMBVALID] = 0x148, + [AMnMBS] = 0x14c, + [AMnAXIATTR] = 0x158, + [AMnFIFOPNTR] = 0x168, + [AMnAXISTP] = 0x174, + [AMnAXISTPACK] = 0x178, + [ICnEN] = 0x200, + [ICnMC] = 0x208, + [ICnMS] = 0x254, + [ICnDMR] = 0x26c, +}; + +static const struct rzg2l_cru_info rzg2l_cru_info = { + .max_width = 2800, + .max_height = 4095, + .image_conv = ICnMC, + .regs = rzg2l_cru_regs, + .irq_handler = rzg2l_cru_irq, + .enable_interrupts = rzg2l_cru_enable_interrupts, + .disable_interrupts = rzg2l_cru_disable_interrupts, + .fifo_empty = rzg2l_fifo_empty, + .csi_setup = rzg2l_cru_csi2_setup, +}; + static const struct of_device_id rzg2l_cru_of_id_table[] = { - { .compatible = "renesas,rzg2l-cru", }, + { + .compatible = "renesas,r9a09g047-cru", + .data = &rzg3e_cru_info, + }, + { + .compatible = "renesas,rzg2l-cru", + .data = &rzg2l_cru_info, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, rzg2l_cru_of_id_table); diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru-regs.h b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru-regs.h new file mode 100644 index 000000000000..a5a57369ef0e --- /dev/null +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru-regs.h @@ -0,0 +1,111 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * rzg2l-cru-regs.h--RZ/G2L (and alike SoCs) CRU Registers Definitions + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#ifndef __RZG2L_CRU_REGS_H__ +#define __RZG2L_CRU_REGS_H__ + +/* HW CRU Registers Definition */ + +#define CRUnCTRL_VINSEL(x) ((x) << 0) + +#define CRUnIE_EFE BIT(17) + +#define CRUnIE2_FSxE(x) BIT(((x) * 3)) +#define CRUnIE2_FExE(x) BIT(((x) * 3) + 1) + +#define CRUnINTS_SFS BIT(16) + +#define CRUnINTS2_FSxS(x) BIT(((x) * 3)) + +#define CRUnRST_VRESETN BIT(0) + +/* Memory Bank Base Address (Lower) Register for CRU Image Data */ +#define AMnMBxADDRL(x) (AMnMB1ADDRL + (x) * 2) + +/* Memory Bank Base Address (Higher) Register for CRU Image Data */ +#define AMnMBxADDRH(x) (AMnMB1ADDRH + (x) * 2) + +#define AMnMBVALID_MBVALID(x) GENMASK(x, 0) + +#define AMnMBS_MBSTS 0x7 + +#define AMnAXIATTR_AXILEN_MASK GENMASK(3, 0) +#define AMnAXIATTR_AXILEN (0xf) + +#define AMnFIFOPNTR_FIFOWPNTR GENMASK(7, 0) +#define AMnFIFOPNTR_FIFOWPNTR_B0 AMnFIFOPNTR_FIFOWPNTR +#define AMnFIFOPNTR_FIFOWPNTR_B1 GENMASK(15, 8) +#define AMnFIFOPNTR_FIFORPNTR_Y GENMASK(23, 16) +#define AMnFIFOPNTR_FIFORPNTR_B0 AMnFIFOPNTR_FIFORPNTR_Y +#define AMnFIFOPNTR_FIFORPNTR_B1 GENMASK(31, 24) + +#define AMnIS_IS_MASK GENMASK(14, 7) +#define AMnIS_IS(x) ((x) << 7) + +#define AMnAXISTP_AXI_STOP BIT(0) + +#define AMnAXISTPACK_AXI_STOP_ACK BIT(0) + +#define ICnEN_ICEN BIT(0) + +#define ICnSVC_SVC0(x) (x) +#define ICnSVC_SVC1(x) ((x) << 4) +#define ICnSVC_SVC2(x) ((x) << 8) +#define ICnSVC_SVC3(x) ((x) << 12) + +#define ICnMC_CSCTHR BIT(5) +#define ICnMC_INF(x) ((x) << 16) +#define ICnMC_VCSEL(x) ((x) << 22) +#define ICnMC_INF_MASK GENMASK(21, 16) + +#define ICnMS_IA BIT(2) + +#define ICnDMR_YCMODE_UYVY (1 << 4) + +enum rzg2l_cru_common_regs { + CRUnCTRL, /* CRU Control */ + CRUnIE, /* CRU Interrupt Enable */ + CRUnIE2, /* CRU Interrupt Enable(2) */ + CRUnINTS, /* CRU Interrupt Status */ + CRUnINTS2, /* CRU Interrupt Status(2) */ + CRUnRST, /* CRU Reset */ + AMnMB1ADDRL, /* Bank 1 Address (Lower) for CRU Image Data */ + AMnMB1ADDRH, /* Bank 1 Address (Higher) for CRU Image Data */ + AMnMB2ADDRL, /* Bank 2 Address (Lower) for CRU Image Data */ + AMnMB2ADDRH, /* Bank 2 Address (Higher) for CRU Image Data */ + AMnMB3ADDRL, /* Bank 3 Address (Lower) for CRU Image Data */ + AMnMB3ADDRH, /* Bank 3 Address (Higher) for CRU Image Data */ + AMnMB4ADDRL, /* Bank 4 Address (Lower) for CRU Image Data */ + AMnMB4ADDRH, /* Bank 4 Address (Higher) for CRU Image Data */ + AMnMB5ADDRL, /* Bank 5 Address (Lower) for CRU Image Data */ + AMnMB5ADDRH, /* Bank 5 Address (Higher) for CRU Image Data */ + AMnMB6ADDRL, /* Bank 6 Address (Lower) for CRU Image Data */ + AMnMB6ADDRH, /* Bank 6 Address (Higher) for CRU Image Data */ + AMnMB7ADDRL, /* Bank 7 Address (Lower) for CRU Image Data */ + AMnMB7ADDRH, /* Bank 7 Address (Higher) for CRU Image Data */ + AMnMB8ADDRL, /* Bank 8 Address (Lower) for CRU Image Data */ + AMnMB8ADDRH, /* Bank 8 Address (Higher) for CRU Image Data */ + AMnMBVALID, /* Memory Bank Enable for CRU Image Data */ + AMnMBS, /* Memory Bank Status for CRU Image Data */ + AMnMADRSL, /* VD Memory Address Lower Status Register */ + AMnMADRSH, /* VD Memory Address Higher Status Register */ + AMnAXIATTR, /* AXI Master Transfer Setting Register for CRU Image Data */ + AMnFIFOPNTR, /* AXI Master FIFO Pointer for CRU Image Data */ + AMnAXISTP, /* AXI Master Transfer Stop for CRU Image Data */ + AMnAXISTPACK, /* AXI Master Transfer Stop Status for CRU Image Data */ + AMnIS, /* Image Stride Setting Register */ + ICnEN, /* CRU Image Processing Enable */ + ICnSVCNUM, /* CRU SVC Number Register */ + ICnSVC, /* CRU VC Select Register */ + ICnMC, /* CRU Image Processing Main Control */ + ICnIPMC_C0, /* CRU Image Converter Main Control 0 */ + ICnMS, /* CRU Module Status */ + ICnDMR, /* CRU Data Output Mode */ + RZG2L_CRU_MAX_REG, +}; + +#endif /* __RZG2L_CRU_REGS_H__ */ diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h index a5a99b004322..56feda6e6207 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-cru.h @@ -8,6 +8,7 @@ #ifndef __RZG2L_CRU__ #define __RZG2L_CRU__ +#include #include #include @@ -26,9 +27,14 @@ #define RZG2L_CRU_CSI2_VCHANNEL 4 #define RZG2L_CRU_MIN_INPUT_WIDTH 320 -#define RZG2L_CRU_MAX_INPUT_WIDTH 2800 #define RZG2L_CRU_MIN_INPUT_HEIGHT 240 -#define RZG2L_CRU_MAX_INPUT_HEIGHT 4095 + +enum rzg2l_csi2_pads { + RZG2L_CRU_IP_SINK = 0, + RZG2L_CRU_IP_SOURCE, +}; + +struct rzg2l_cru_dev; /** * enum rzg2l_cru_dma_state - DMA states @@ -47,7 +53,6 @@ enum rzg2l_cru_dma_state { struct rzg2l_cru_csi { struct v4l2_async_connection *asd; struct v4l2_subdev *subdev; - u32 channel; }; struct rzg2l_cru_ip { @@ -57,6 +62,39 @@ struct rzg2l_cru_ip { struct v4l2_subdev *remote; }; +/** + * struct rzg2l_cru_ip_format - CRU IP format + * @code: Media bus code + * @datatype: MIPI CSI2 data type + * @format: 4CC format identifier (V4L2_PIX_FMT_*) + * @icndmr: ICnDMR register value + * @bpp: bytes per pixel + * @yuv: Flag to indicate whether the format is YUV-based. + */ +struct rzg2l_cru_ip_format { + u32 code; + u32 datatype; + u32 format; + u32 icndmr; + u8 bpp; + bool yuv; +}; + +struct rzg2l_cru_info { + unsigned int max_width; + unsigned int max_height; + u16 image_conv; + const u16 *regs; + bool has_stride; + irqreturn_t (*irq_handler)(int irq, void *data); + void (*enable_interrupts)(struct rzg2l_cru_dev *cru); + void (*disable_interrupts)(struct rzg2l_cru_dev *cru); + bool (*fifo_empty)(struct rzg2l_cru_dev *cru); + void (*csi_setup)(struct rzg2l_cru_dev *cru, + const struct rzg2l_cru_ip_format *ip_fmt, + u8 csi_vc); +}; + /** * struct rzg2l_cru_dev - Renesas CRU device structure * @dev: (OF) device @@ -68,11 +106,11 @@ struct rzg2l_cru_ip { * * @vclk: CRU Main clock * - * @image_conv_irq: Holds image conversion interrupt number - * * @vdev: V4L2 video device associated with CRU * @v4l2_dev: V4L2 device * @num_buf: Holds the current number of buffers enabled + * @svc_channel: SVC0/1/2/3 to use for RZ/G3E + * @buf_addr: Memory addresses where current video data is written. * @notifier: V4L2 asynchronous subdevs notifier * * @ip: Image processing subdev info @@ -105,12 +143,13 @@ struct rzg2l_cru_dev { struct clk *vclk; - int image_conv_irq; - struct video_device vdev; struct v4l2_device v4l2_dev; u8 num_buf; + u8 svc_channel; + dma_addr_t buf_addr[RZG2L_CRU_HW_BUFFER_DEFAULT]; + struct v4l2_async_notifier notifier; struct rzg2l_cru_ip ip; @@ -141,6 +180,8 @@ void rzg2l_cru_dma_unregister(struct rzg2l_cru_dev *cru); int rzg2l_cru_video_register(struct rzg2l_cru_dev *cru); void rzg2l_cru_video_unregister(struct rzg2l_cru_dev *cru); +irqreturn_t rzg2l_cru_irq(int irq, void *data); +irqreturn_t rzg3e_cru_irq(int irq, void *data); const struct v4l2_format_info *rzg2l_cru_format_from_pixel(u32 format); @@ -148,4 +189,22 @@ int rzg2l_cru_ip_subdev_register(struct rzg2l_cru_dev *cru); void rzg2l_cru_ip_subdev_unregister(struct rzg2l_cru_dev *cru); struct v4l2_mbus_framefmt *rzg2l_cru_ip_get_src_fmt(struct rzg2l_cru_dev *cru); +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int code); +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_format_to_fmt(u32 format); +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_index_to_fmt(u32 index); + +void rzg2l_cru_enable_interrupts(struct rzg2l_cru_dev *cru); +void rzg2l_cru_disable_interrupts(struct rzg2l_cru_dev *cru); +void rzg3e_cru_enable_interrupts(struct rzg2l_cru_dev *cru); +void rzg3e_cru_disable_interrupts(struct rzg2l_cru_dev *cru); + +bool rzg2l_fifo_empty(struct rzg2l_cru_dev *cru); +bool rzg3e_fifo_empty(struct rzg2l_cru_dev *cru); +void rzg2l_cru_csi2_setup(struct rzg2l_cru_dev *cru, + const struct rzg2l_cru_ip_format *ip_fmt, + u8 csi_vc); +void rzg3e_cru_csi2_setup(struct rzg2l_cru_dev *cru, + const struct rzg2l_cru_ip_format *ip_fmt, + u8 csi_vc); + #endif diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c index c7fdee347ac8..b2654aaba2a5 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-csi2.c @@ -85,6 +85,15 @@ CSIDPHYSKW0_UTIL_DL2_SKW_ADJ(1) | \ CSIDPHYSKW0_UTIL_DL3_SKW_ADJ(1)) +/* DPHY registers on RZ/V2H(P) SoC */ +#define CRUm_S_TIMCTL 0x41c +#define CRUm_S_TIMCTL_S_HSSETTLECTL(x) ((x) << 8) + +#define CRUm_S_DPHYCTL_MSB 0x434 +#define CRUm_S_DPHYCTL_MSB_DESKEW BIT(1) + +#define CRUm_SWAPCTL 0x438 + #define VSRSTS_RETRIES 20 #define RZG2L_CSI2_MIN_WIDTH 320 @@ -107,6 +116,7 @@ struct rzg2l_csi2 { void __iomem *base; struct reset_control *presetn; struct reset_control *cmn_rstb; + const struct rzg2l_csi2_info *info; struct clk *sysclk; struct clk *vclk; unsigned long vclk_rate; @@ -123,6 +133,12 @@ struct rzg2l_csi2 { bool dphy_enabled; }; +struct rzg2l_csi2_info { + int (*dphy_enable)(struct rzg2l_csi2 *csi2); + int (*dphy_disable)(struct rzg2l_csi2 *csi2); + bool has_system_clk; +}; + struct rzg2l_csi2_timings { u32 t_init; u32 tclk_miss; @@ -133,6 +149,30 @@ struct rzg2l_csi2_timings { u32 max_hsfreq; }; +struct rzv2h_csi2_s_hssettlectl { + unsigned int hsfreq; + u16 s_hssettlectl; +}; + +static const struct rzv2h_csi2_s_hssettlectl rzv2h_s_hssettlectl[] = { + { 90, 1 }, { 130, 2 }, { 180, 3 }, + { 220, 4 }, { 270, 5 }, { 310, 6 }, + { 360, 7 }, { 400, 8 }, { 450, 9 }, + { 490, 10 }, { 540, 11 }, { 580, 12 }, + { 630, 13 }, { 670, 14 }, { 720, 15 }, + { 760, 16 }, { 810, 17 }, { 850, 18 }, + { 900, 19 }, { 940, 20 }, { 990, 21 }, + { 1030, 22 }, { 1080, 23 }, { 1120, 24 }, + { 1170, 25 }, { 1220, 26 }, { 1260, 27 }, + { 1310, 28 }, { 1350, 29 }, { 1400, 30 }, + { 1440, 31 }, { 1490, 32 }, { 1530, 33 }, + { 1580, 34 }, { 1620, 35 }, { 1670, 36 }, + { 1710, 37 }, { 1760, 38 }, { 1800, 39 }, + { 1850, 40 }, { 1890, 41 }, { 1940, 42 }, + { 1980, 43 }, { 2030, 44 }, { 2070, 45 }, + { 2100, 46 }, +}; + static const struct rzg2l_csi2_timings rzg2l_csi2_global_timings[] = { { .max_hsfreq = 80, @@ -183,12 +223,15 @@ static const struct rzg2l_csi2_timings rzg2l_csi2_global_timings[] = { struct rzg2l_csi2_format { u32 code; - unsigned int datatype; unsigned int bpp; }; static const struct rzg2l_csi2_format rzg2l_csi2_formats[] = { - { .code = MEDIA_BUS_FMT_UYVY8_1X16, .datatype = 0x1e, .bpp = 16 }, + { .code = MEDIA_BUS_FMT_UYVY8_1X16, .bpp = 16 }, + { .code = MEDIA_BUS_FMT_SBGGR8_1X8, .bpp = 8, }, + { .code = MEDIA_BUS_FMT_SGBRG8_1X8, .bpp = 8, }, + { .code = MEDIA_BUS_FMT_SGRBG8_1X8, .bpp = 8, }, + { .code = MEDIA_BUS_FMT_SRGGB8_1X8, .bpp = 8, }, }; static inline struct rzg2l_csi2 *sd_to_csi2(struct v4l2_subdev *sd) @@ -352,14 +395,20 @@ static int rzg2l_csi2_dphy_enable(struct rzg2l_csi2 *csi2) return ret; } +static const struct rzg2l_csi2_info rzg2l_csi2_info = { + .dphy_enable = rzg2l_csi2_dphy_enable, + .dphy_disable = rzg2l_csi2_dphy_disable, + .has_system_clk = true, +}; + static int rzg2l_csi2_dphy_setting(struct v4l2_subdev *sd, bool on) { struct rzg2l_csi2 *csi2 = sd_to_csi2(sd); if (on) - return rzg2l_csi2_dphy_enable(csi2); + return csi2->info->dphy_enable(csi2); - return rzg2l_csi2_dphy_disable(csi2); + return csi2->info->dphy_disable(csi2); } static int rzg2l_csi2_mipi_link_enable(struct rzg2l_csi2 *csi2) @@ -418,6 +467,64 @@ static int rzg2l_csi2_mipi_link_disable(struct rzg2l_csi2 *csi2) return 0; } +static int rzv2h_csi2_dphy_disable(struct rzg2l_csi2 *csi2) +{ + int ret; + + /* Reset the CRU (D-PHY) */ + ret = reset_control_assert(csi2->cmn_rstb); + if (ret) + return ret; + + csi2->dphy_enabled = false; + + return 0; +} + +static int rzv2h_csi2_dphy_enable(struct rzg2l_csi2 *csi2) +{ + unsigned int i; + u16 hssettle; + int mbps; + + mbps = rzg2l_csi2_calc_mbps(csi2); + if (mbps < 0) + return mbps; + + csi2->hsfreq = mbps; + + for (i = 0; i < ARRAY_SIZE(rzv2h_s_hssettlectl); i++) { + if (csi2->hsfreq <= rzv2h_s_hssettlectl[i].hsfreq) + break; + } + + if (i == ARRAY_SIZE(rzv2h_s_hssettlectl)) + return -EINVAL; + + rzg2l_csi2_write(csi2, CRUm_SWAPCTL, 0); + + hssettle = rzv2h_s_hssettlectl[i].s_hssettlectl; + rzg2l_csi2_write(csi2, CRUm_S_TIMCTL, + CRUm_S_TIMCTL_S_HSSETTLECTL(hssettle)); + + if (csi2->hsfreq > 1500) + rzg2l_csi2_set(csi2, CRUm_S_DPHYCTL_MSB, + CRUm_S_DPHYCTL_MSB_DESKEW); + else + rzg2l_csi2_clr(csi2, CRUm_S_DPHYCTL_MSB, + CRUm_S_DPHYCTL_MSB_DESKEW); + + csi2->dphy_enabled = true; + + return 0; +} + +static const struct rzg2l_csi2_info rzv2h_csi2_info = { + .dphy_enable = rzv2h_csi2_dphy_enable, + .dphy_disable = rzv2h_csi2_dphy_disable, + .has_system_clk = false, +}; + static int rzg2l_csi2_mipi_link_setting(struct v4l2_subdev *sd, bool on) { struct rzg2l_csi2 *csi2 = sd_to_csi2(sd); @@ -574,6 +681,9 @@ static int rzg2l_csi2_enum_frame_size(struct v4l2_subdev *sd, if (fse->index != 0) return -EINVAL; + if (!rzg2l_csi2_code_to_fmt(fse->code)) + return -EINVAL; + fse->min_width = RZG2L_CSI2_MIN_WIDTH; fse->min_height = RZG2L_CSI2_MIN_HEIGHT; fse->max_width = RZG2L_CSI2_MAX_WIDTH; @@ -582,6 +692,25 @@ static int rzg2l_csi2_enum_frame_size(struct v4l2_subdev *sd, return 0; } +static int rzg2l_csi2_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, + struct v4l2_mbus_frame_desc *fd) +{ + struct rzg2l_csi2 *csi2 = sd_to_csi2(sd); + struct media_pad *remote_pad; + + if (!csi2->remote_source) + return -ENODEV; + + remote_pad = media_pad_remote_pad_unique(&csi2->pads[RZG2L_CSI2_SINK]); + if (IS_ERR(remote_pad)) { + dev_err(csi2->dev, "can't get source pad of %s (%ld)\n", + csi2->remote_source->name, PTR_ERR(remote_pad)); + return PTR_ERR(remote_pad); + } + return v4l2_subdev_call(csi2->remote_source, pad, get_frame_desc, + remote_pad->index, fd); +} + static const struct v4l2_subdev_video_ops rzg2l_csi2_video_ops = { .s_stream = rzg2l_csi2_s_stream, .pre_streamon = rzg2l_csi2_pre_streamon, @@ -593,6 +722,7 @@ static const struct v4l2_subdev_pad_ops rzg2l_csi2_pad_ops = { .enum_frame_size = rzg2l_csi2_enum_frame_size, .set_fmt = rzg2l_csi2_set_format, .get_fmt = v4l2_subdev_get_fmt, + .get_frame_desc = rzg2l_csi2_get_frame_desc, }; static const struct v4l2_subdev_ops rzg2l_csi2_subdev_ops = { @@ -738,39 +868,46 @@ static const struct media_entity_operations rzg2l_csi2_entity_ops = { static int rzg2l_csi2_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; struct rzg2l_csi2 *csi2; int ret; - csi2 = devm_kzalloc(&pdev->dev, sizeof(*csi2), GFP_KERNEL); + csi2 = devm_kzalloc(dev, sizeof(*csi2), GFP_KERNEL); if (!csi2) return -ENOMEM; + csi2->info = of_device_get_match_data(dev); + if (!csi2->info) + return dev_err_probe(dev, -EINVAL, "Failed to get OF match data\n"); + csi2->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(csi2->base)) return PTR_ERR(csi2->base); - csi2->cmn_rstb = devm_reset_control_get_exclusive(&pdev->dev, "cmn-rstb"); + csi2->cmn_rstb = devm_reset_control_get_exclusive(dev, "cmn-rstb"); if (IS_ERR(csi2->cmn_rstb)) - return dev_err_probe(&pdev->dev, PTR_ERR(csi2->cmn_rstb), + return dev_err_probe(dev, PTR_ERR(csi2->cmn_rstb), "Failed to get cpg cmn-rstb\n"); - csi2->presetn = devm_reset_control_get_shared(&pdev->dev, "presetn"); + csi2->presetn = devm_reset_control_get_shared(dev, "presetn"); if (IS_ERR(csi2->presetn)) - return dev_err_probe(&pdev->dev, PTR_ERR(csi2->presetn), + return dev_err_probe(dev, PTR_ERR(csi2->presetn), "Failed to get cpg presetn\n"); - csi2->sysclk = devm_clk_get(&pdev->dev, "system"); - if (IS_ERR(csi2->sysclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(csi2->sysclk), - "Failed to get system clk\n"); + if (csi2->info->has_system_clk) { + csi2->sysclk = devm_clk_get(dev, "system"); + if (IS_ERR(csi2->sysclk)) + return dev_err_probe(dev, PTR_ERR(csi2->sysclk), + "Failed to get system clk\n"); + } - csi2->vclk = devm_clk_get(&pdev->dev, "video"); + csi2->vclk = devm_clk_get(dev, "video"); if (IS_ERR(csi2->vclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(csi2->vclk), + return dev_err_probe(dev, PTR_ERR(csi2->vclk), "Failed to get video clock\n"); csi2->vclk_rate = clk_get_rate(csi2->vclk); - csi2->dev = &pdev->dev; + csi2->dev = dev; platform_set_drvdata(pdev, csi2); @@ -778,33 +915,38 @@ static int rzg2l_csi2_probe(struct platform_device *pdev) if (ret) return ret; - pm_runtime_enable(&pdev->dev); + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; ret = rzg2l_validate_csi2_lanes(csi2); if (ret) - goto error_pm; + return ret; - csi2->subdev.dev = &pdev->dev; + csi2->subdev.dev = dev; v4l2_subdev_init(&csi2->subdev, &rzg2l_csi2_subdev_ops); csi2->subdev.internal_ops = &rzg2l_csi2_internal_ops; - v4l2_set_subdevdata(&csi2->subdev, &pdev->dev); + v4l2_set_subdevdata(&csi2->subdev, dev); snprintf(csi2->subdev.name, sizeof(csi2->subdev.name), - "csi-%s", dev_name(&pdev->dev)); + "csi-%s", dev_name(dev)); csi2->subdev.flags = V4L2_SUBDEV_FL_HAS_DEVNODE; csi2->subdev.entity.function = MEDIA_ENT_F_VID_IF_BRIDGE; csi2->subdev.entity.ops = &rzg2l_csi2_entity_ops; - csi2->pads[RZG2L_CSI2_SINK].flags = MEDIA_PAD_FL_SINK; + csi2->pads[RZG2L_CSI2_SINK].flags = MEDIA_PAD_FL_SINK | + MEDIA_PAD_FL_MUST_CONNECT; /* * TODO: RZ/G2L CSI2 supports 4 virtual channels, as virtual * channels should be implemented by streams API which is under * development lets hardcode to VC0 for now. */ - csi2->pads[RZG2L_CSI2_SOURCE].flags = MEDIA_PAD_FL_SOURCE; - ret = media_entity_pads_init(&csi2->subdev.entity, 2, csi2->pads); + csi2->pads[RZG2L_CSI2_SOURCE].flags = MEDIA_PAD_FL_SOURCE | + MEDIA_PAD_FL_MUST_CONNECT; + ret = media_entity_pads_init(&csi2->subdev.entity, ARRAY_SIZE(csi2->pads), + csi2->pads); if (ret) - goto error_pm; + return ret; ret = v4l2_subdev_init_finalize(&csi2->subdev); if (ret < 0) @@ -822,8 +964,6 @@ static int rzg2l_csi2_probe(struct platform_device *pdev) v4l2_async_nf_unregister(&csi2->notifier); v4l2_async_nf_cleanup(&csi2->notifier); media_entity_cleanup(&csi2->subdev.entity); -error_pm: - pm_runtime_disable(&pdev->dev); return ret; } @@ -837,7 +977,6 @@ static void rzg2l_csi2_remove(struct platform_device *pdev) v4l2_async_unregister_subdev(&csi2->subdev); v4l2_subdev_cleanup(&csi2->subdev); media_entity_cleanup(&csi2->subdev.entity); - pm_runtime_disable(&pdev->dev); } static int rzg2l_csi2_pm_runtime_suspend(struct device *dev) @@ -862,7 +1001,14 @@ static const struct dev_pm_ops rzg2l_csi2_pm_ops = { }; static const struct of_device_id rzg2l_csi2_of_table[] = { - { .compatible = "renesas,rzg2l-csi2", }, + { + .compatible = "renesas,r9a09g057-csi2", + .data = &rzv2h_csi2_info, + }, + { + .compatible = "renesas,rzg2l-csi2", + .data = &rzg2l_csi2_info, + }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, rzg2l_csi2_of_table); diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c index ac8ebae4ed07..7836c7cd53dc 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-ip.c @@ -6,24 +6,55 @@ */ #include -#include "rzg2l-cru.h" +#include -struct rzg2l_cru_ip_format { - u32 code; - unsigned int datatype; - unsigned int bpp; -}; +#include "rzg2l-cru.h" +#include "rzg2l-cru-regs.h" static const struct rzg2l_cru_ip_format rzg2l_cru_ip_formats[] = { - { .code = MEDIA_BUS_FMT_UYVY8_1X16, .datatype = 0x1e, .bpp = 16 }, -}; - -enum rzg2l_csi2_pads { - RZG2L_CRU_IP_SINK = 0, - RZG2L_CRU_IP_SOURCE, + { + .code = MEDIA_BUS_FMT_UYVY8_1X16, + .datatype = MIPI_CSI2_DT_YUV422_8B, + .format = V4L2_PIX_FMT_UYVY, + .bpp = 2, + .icndmr = ICnDMR_YCMODE_UYVY, + .yuv = true, + }, + { + .code = MEDIA_BUS_FMT_SBGGR8_1X8, + .format = V4L2_PIX_FMT_SBGGR8, + .datatype = MIPI_CSI2_DT_RAW8, + .bpp = 1, + .icndmr = 0, + .yuv = false, + }, + { + .code = MEDIA_BUS_FMT_SGBRG8_1X8, + .format = V4L2_PIX_FMT_SGBRG8, + .datatype = MIPI_CSI2_DT_RAW8, + .bpp = 1, + .icndmr = 0, + .yuv = false, + }, + { + .code = MEDIA_BUS_FMT_SGRBG8_1X8, + .format = V4L2_PIX_FMT_SGRBG8, + .datatype = MIPI_CSI2_DT_RAW8, + .bpp = 1, + .icndmr = 0, + .yuv = false, + }, + { + .code = MEDIA_BUS_FMT_SRGGB8_1X8, + .format = V4L2_PIX_FMT_SRGGB8, + .datatype = MIPI_CSI2_DT_RAW8, + .bpp = 1, + .icndmr = 0, + .yuv = false, + }, }; -static const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int code) +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int code) { unsigned int i; @@ -34,6 +65,26 @@ static const struct rzg2l_cru_ip_format *rzg2l_cru_ip_code_to_fmt(unsigned int c return NULL; } +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_format_to_fmt(u32 format) +{ + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(rzg2l_cru_ip_formats); i++) { + if (rzg2l_cru_ip_formats[i].format == format) + return &rzg2l_cru_ip_formats[i]; + } + + return NULL; +} + +const struct rzg2l_cru_ip_format *rzg2l_cru_ip_index_to_fmt(u32 index) +{ + if (index >= ARRAY_SIZE(rzg2l_cru_ip_formats)) + return NULL; + + return &rzg2l_cru_ip_formats[index]; +} + struct v4l2_mbus_framefmt *rzg2l_cru_ip_get_src_fmt(struct rzg2l_cru_dev *cru) { struct v4l2_subdev_state *state; @@ -97,6 +148,8 @@ static int rzg2l_cru_ip_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_format *fmt) { + struct rzg2l_cru_dev *cru = v4l2_get_subdevdata(sd); + const struct rzg2l_cru_info *info = cru->info; struct v4l2_mbus_framefmt *src_format; struct v4l2_mbus_framefmt *sink_format; @@ -119,9 +172,9 @@ static int rzg2l_cru_ip_set_format(struct v4l2_subdev *sd, sink_format->ycbcr_enc = fmt->format.ycbcr_enc; sink_format->quantization = fmt->format.quantization; sink_format->width = clamp_t(u32, fmt->format.width, - RZG2L_CRU_MIN_INPUT_WIDTH, RZG2L_CRU_MAX_INPUT_WIDTH); + RZG2L_CRU_MIN_INPUT_WIDTH, info->max_width); sink_format->height = clamp_t(u32, fmt->format.height, - RZG2L_CRU_MIN_INPUT_HEIGHT, RZG2L_CRU_MAX_INPUT_HEIGHT); + RZG2L_CRU_MIN_INPUT_HEIGHT, info->max_height); fmt->format = *sink_format; @@ -146,16 +199,19 @@ static int rzg2l_cru_ip_enum_frame_size(struct v4l2_subdev *sd, struct v4l2_subdev_state *state, struct v4l2_subdev_frame_size_enum *fse) { + struct rzg2l_cru_dev *cru = v4l2_get_subdevdata(sd); + const struct rzg2l_cru_info *info = cru->info; + if (fse->index != 0) return -EINVAL; - if (fse->code != MEDIA_BUS_FMT_UYVY8_1X16) + if (!rzg2l_cru_ip_code_to_fmt(fse->code)) return -EINVAL; fse->min_width = RZG2L_CRU_MIN_INPUT_WIDTH; fse->min_height = RZG2L_CRU_MIN_INPUT_HEIGHT; - fse->max_width = RZG2L_CRU_MAX_INPUT_WIDTH; - fse->max_height = RZG2L_CRU_MAX_INPUT_HEIGHT; + fse->max_width = info->max_width; + fse->max_height = info->max_height; return 0; } @@ -217,8 +273,10 @@ int rzg2l_cru_ip_subdev_register(struct rzg2l_cru_dev *cru) ip->subdev.entity.function = MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER; ip->subdev.entity.ops = &rzg2l_cru_ip_entity_ops; - ip->pads[0].flags = MEDIA_PAD_FL_SINK; - ip->pads[1].flags = MEDIA_PAD_FL_SOURCE; + ip->pads[RZG2L_CRU_IP_SINK].flags = MEDIA_PAD_FL_SINK | + MEDIA_PAD_FL_MUST_CONNECT; + ip->pads[RZG2L_CRU_IP_SOURCE].flags = MEDIA_PAD_FL_SOURCE | + MEDIA_PAD_FL_MUST_CONNECT; ret = media_entity_pads_init(&ip->subdev.entity, 2, ip->pads); if (ret) diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c index b16b8af6e8f8..9eaf8878a914 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c @@ -15,75 +15,12 @@ #include #include +#include #include #include #include "rzg2l-cru.h" - -/* HW CRU Registers Definition */ - -/* CRU Control Register */ -#define CRUnCTRL 0x0 -#define CRUnCTRL_VINSEL(x) ((x) << 0) - -/* CRU Interrupt Enable Register */ -#define CRUnIE 0x4 -#define CRUnIE_EFE BIT(17) - -/* CRU Interrupt Status Register */ -#define CRUnINTS 0x8 -#define CRUnINTS_SFS BIT(16) - -/* CRU Reset Register */ -#define CRUnRST 0xc -#define CRUnRST_VRESETN BIT(0) - -/* Memory Bank Base Address (Lower) Register for CRU Image Data */ -#define AMnMBxADDRL(x) (0x100 + ((x) * 8)) - -/* Memory Bank Base Address (Higher) Register for CRU Image Data */ -#define AMnMBxADDRH(x) (0x104 + ((x) * 8)) - -/* Memory Bank Enable Register for CRU Image Data */ -#define AMnMBVALID 0x148 -#define AMnMBVALID_MBVALID(x) GENMASK(x, 0) - -/* Memory Bank Status Register for CRU Image Data */ -#define AMnMBS 0x14c -#define AMnMBS_MBSTS 0x7 - -/* AXI Master FIFO Pointer Register for CRU Image Data */ -#define AMnFIFOPNTR 0x168 -#define AMnFIFOPNTR_FIFOWPNTR GENMASK(7, 0) -#define AMnFIFOPNTR_FIFORPNTR_Y GENMASK(23, 16) - -/* AXI Master Transfer Stop Register for CRU Image Data */ -#define AMnAXISTP 0x174 -#define AMnAXISTP_AXI_STOP BIT(0) - -/* AXI Master Transfer Stop Status Register for CRU Image Data */ -#define AMnAXISTPACK 0x178 -#define AMnAXISTPACK_AXI_STOP_ACK BIT(0) - -/* CRU Image Processing Enable Register */ -#define ICnEN 0x200 -#define ICnEN_ICEN BIT(0) - -/* CRU Image Processing Main Control Register */ -#define ICnMC 0x208 -#define ICnMC_CSCTHR BIT(5) -#define ICnMC_INF_YUV8_422 (0x1e << 16) -#define ICnMC_INF_USER (0x30 << 16) -#define ICnMC_VCSEL(x) ((x) << 22) -#define ICnMC_INF_MASK GENMASK(21, 16) - -/* CRU Module Status Register */ -#define ICnMS 0x254 -#define ICnMS_IA BIT(2) - -/* CRU Data Output Mode Register */ -#define ICnDMR 0x26c -#define ICnDMR_YCMODE_UYVY (1 << 4) +#include "rzg2l-cru-regs.h" #define RZG2L_TIMEOUT_MS 100 #define RZG2L_RETRIES 10 @@ -94,6 +31,9 @@ #define RZG2L_CRU_DEFAULT_FIELD V4L2_FIELD_NONE #define RZG2L_CRU_DEFAULT_COLORSPACE V4L2_COLORSPACE_SRGB +#define RZG2L_CRU_STRIDE_MAX 32640 +#define RZG2L_CRU_STRIDE_ALIGN 128 + struct rzg2l_cru_buffer { struct vb2_v4l2_buffer vb; struct list_head list; @@ -105,16 +45,66 @@ struct rzg2l_cru_buffer { /* ----------------------------------------------------------------------------- * DMA operations */ -static void rzg2l_cru_write(struct rzg2l_cru_dev *cru, u32 offset, u32 value) +static void __rzg2l_cru_write(struct rzg2l_cru_dev *cru, u32 offset, u32 value) +{ + const u16 *regs = cru->info->regs; + + /* + * CRUnCTRL is a first register on all CRU supported SoCs so validate + * rest of the registers have valid offset being set in cru->info->regs. + */ + if (WARN_ON(offset >= RZG2L_CRU_MAX_REG) || + WARN_ON(offset != CRUnCTRL && regs[offset] == 0)) + return; + + iowrite32(value, cru->base + regs[offset]); +} + +static u32 __rzg2l_cru_read(struct rzg2l_cru_dev *cru, u32 offset) +{ + const u16 *regs = cru->info->regs; + + /* + * CRUnCTRL is a first register on all CRU supported SoCs so validate + * rest of the registers have valid offset being set in cru->info->regs. + */ + if (WARN_ON(offset >= RZG2L_CRU_MAX_REG) || + WARN_ON(offset != CRUnCTRL && regs[offset] == 0)) + return 0; + + return ioread32(cru->base + regs[offset]); +} + +static __always_inline void +__rzg2l_cru_write_constant(struct rzg2l_cru_dev *cru, u32 offset, u32 value) { - iowrite32(value, cru->base + offset); + const u16 *regs = cru->info->regs; + + BUILD_BUG_ON(offset >= RZG2L_CRU_MAX_REG); + + iowrite32(value, cru->base + regs[offset]); } -static u32 rzg2l_cru_read(struct rzg2l_cru_dev *cru, u32 offset) +static __always_inline u32 +__rzg2l_cru_read_constant(struct rzg2l_cru_dev *cru, u32 offset) { - return ioread32(cru->base + offset); + const u16 *regs = cru->info->regs; + + BUILD_BUG_ON(offset >= RZG2L_CRU_MAX_REG); + + return ioread32(cru->base + regs[offset]); } +#define rzg2l_cru_write(cru, offset, value) \ + (__builtin_constant_p(offset) ? \ + __rzg2l_cru_write_constant(cru, offset, value) : \ + __rzg2l_cru_write(cru, offset, value)) + +#define rzg2l_cru_read(cru, offset) \ + (__builtin_constant_p(offset) ? \ + __rzg2l_cru_read_constant(cru, offset) : \ + __rzg2l_cru_read(cru, offset)) + /* Need to hold qlock before calling */ static void return_unused_buffers(struct rzg2l_cru_dev *cru, enum vb2_buffer_state state) @@ -184,46 +174,6 @@ static void rzg2l_cru_buffer_queue(struct vb2_buffer *vb) spin_unlock_irqrestore(&cru->qlock, flags); } -static int rzg2l_cru_mc_validate_format(struct rzg2l_cru_dev *cru, - struct v4l2_subdev *sd, - struct media_pad *pad) -{ - struct v4l2_subdev_format fmt = { - .which = V4L2_SUBDEV_FORMAT_ACTIVE, - }; - - fmt.pad = pad->index; - if (v4l2_subdev_call_state_active(sd, pad, get_fmt, &fmt)) - return -EPIPE; - - switch (fmt.format.code) { - case MEDIA_BUS_FMT_UYVY8_1X16: - break; - default: - return -EPIPE; - } - - switch (fmt.format.field) { - case V4L2_FIELD_TOP: - case V4L2_FIELD_BOTTOM: - case V4L2_FIELD_NONE: - case V4L2_FIELD_INTERLACED_TB: - case V4L2_FIELD_INTERLACED_BT: - case V4L2_FIELD_INTERLACED: - case V4L2_FIELD_SEQ_TB: - case V4L2_FIELD_SEQ_BT: - break; - default: - return -EPIPE; - } - - if (fmt.format.width != cru->format.width || - fmt.format.height != cru->format.height) - return -EPIPE; - - return 0; -} - static void rzg2l_cru_set_slot_addr(struct rzg2l_cru_dev *cru, int slot, dma_addr_t addr) { @@ -237,6 +187,8 @@ static void rzg2l_cru_set_slot_addr(struct rzg2l_cru_dev *cru, /* Currently, we just use the buffer in 32 bits address */ rzg2l_cru_write(cru, AMnMBxADDRL(slot), addr); rzg2l_cru_write(cru, AMnMBxADDRH(slot), 0); + + cru->buf_addr[slot] = addr; } /* @@ -277,7 +229,9 @@ static void rzg2l_cru_fill_hw_slot(struct rzg2l_cru_dev *cru, int slot) static void rzg2l_cru_initialize_axi(struct rzg2l_cru_dev *cru) { + const struct rzg2l_cru_info *info = cru->info; unsigned int slot; + u32 amnaxiattr; /* * Set image data memory banks. @@ -287,70 +241,116 @@ static void rzg2l_cru_initialize_axi(struct rzg2l_cru_dev *cru) for (slot = 0; slot < cru->num_buf; slot++) rzg2l_cru_fill_hw_slot(cru, slot); + + if (info->has_stride) { + u32 stride = cru->format.bytesperline; + u32 amnis; + + stride /= RZG2L_CRU_STRIDE_ALIGN; + amnis = rzg2l_cru_read(cru, AMnIS) & ~AMnIS_IS_MASK; + rzg2l_cru_write(cru, AMnIS, amnis | AMnIS_IS(stride)); + } + + /* Set AXI burst max length to recommended setting */ + amnaxiattr = rzg2l_cru_read(cru, AMnAXIATTR) & ~AMnAXIATTR_AXILEN_MASK; + amnaxiattr |= AMnAXIATTR_AXILEN; + rzg2l_cru_write(cru, AMnAXIATTR, amnaxiattr); } -static void rzg2l_cru_csi2_setup(struct rzg2l_cru_dev *cru, bool *input_is_yuv, - struct v4l2_mbus_framefmt *ip_sd_fmt) +void rzg3e_cru_csi2_setup(struct rzg2l_cru_dev *cru, + const struct rzg2l_cru_ip_format *ip_fmt, + u8 csi_vc) { - u32 icnmc; + const struct rzg2l_cru_info *info = cru->info; + u32 icnmc = ICnMC_INF(ip_fmt->datatype); - switch (ip_sd_fmt->code) { - case MEDIA_BUS_FMT_UYVY8_1X16: - icnmc = ICnMC_INF_YUV8_422; - *input_is_yuv = true; - break; - default: - *input_is_yuv = false; - icnmc = ICnMC_INF_USER; - break; - } + icnmc |= rzg2l_cru_read(cru, info->image_conv) & ~ICnMC_INF_MASK; + + /* Set virtual channel CSI2 */ + icnmc |= ICnMC_VCSEL(csi_vc); + + rzg2l_cru_write(cru, ICnSVCNUM, csi_vc); + rzg2l_cru_write(cru, ICnSVC, ICnSVC_SVC0(0) | ICnSVC_SVC1(1) | + ICnSVC_SVC2(2) | ICnSVC_SVC3(3)); + rzg2l_cru_write(cru, info->image_conv, icnmc); +} + +void rzg2l_cru_csi2_setup(struct rzg2l_cru_dev *cru, + const struct rzg2l_cru_ip_format *ip_fmt, + u8 csi_vc) +{ + const struct rzg2l_cru_info *info = cru->info; + u32 icnmc = ICnMC_INF(ip_fmt->datatype); - icnmc |= (rzg2l_cru_read(cru, ICnMC) & ~ICnMC_INF_MASK); + icnmc |= rzg2l_cru_read(cru, info->image_conv) & ~ICnMC_INF_MASK; /* Set virtual channel CSI2 */ - icnmc |= ICnMC_VCSEL(cru->csi.channel); + icnmc |= ICnMC_VCSEL(csi_vc); - rzg2l_cru_write(cru, ICnMC, icnmc); + rzg2l_cru_write(cru, info->image_conv, icnmc); } static int rzg2l_cru_initialize_image_conv(struct rzg2l_cru_dev *cru, - struct v4l2_mbus_framefmt *ip_sd_fmt) + struct v4l2_mbus_framefmt *ip_sd_fmt, + u8 csi_vc) { - bool output_is_yuv = false; - bool input_is_yuv = false; - u32 icndmr; + const struct rzg2l_cru_info *info = cru->info; + const struct rzg2l_cru_ip_format *cru_video_fmt; + const struct rzg2l_cru_ip_format *cru_ip_fmt; - rzg2l_cru_csi2_setup(cru, &input_is_yuv, ip_sd_fmt); + cru_ip_fmt = rzg2l_cru_ip_code_to_fmt(ip_sd_fmt->code); + info->csi_setup(cru, cru_ip_fmt, csi_vc); /* Output format */ - switch (cru->format.pixelformat) { - case V4L2_PIX_FMT_UYVY: - icndmr = ICnDMR_YCMODE_UYVY; - output_is_yuv = true; - break; - default: + cru_video_fmt = rzg2l_cru_ip_format_to_fmt(cru->format.pixelformat); + if (!cru_video_fmt) { dev_err(cru->dev, "Invalid pixelformat (0x%x)\n", cru->format.pixelformat); return -EINVAL; } /* If input and output use same colorspace, do bypass mode */ - if (output_is_yuv == input_is_yuv) - rzg2l_cru_write(cru, ICnMC, - rzg2l_cru_read(cru, ICnMC) | ICnMC_CSCTHR); + if (cru_ip_fmt->yuv == cru_video_fmt->yuv) + rzg2l_cru_write(cru, info->image_conv, + rzg2l_cru_read(cru, info->image_conv) | ICnMC_CSCTHR); else - rzg2l_cru_write(cru, ICnMC, - rzg2l_cru_read(cru, ICnMC) & (~ICnMC_CSCTHR)); + rzg2l_cru_write(cru, info->image_conv, + rzg2l_cru_read(cru, info->image_conv) & ~ICnMC_CSCTHR); /* Set output data format */ - rzg2l_cru_write(cru, ICnDMR, icndmr); + rzg2l_cru_write(cru, ICnDMR, cru_video_fmt->icndmr); return 0; } -void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru) +bool rzg3e_fifo_empty(struct rzg2l_cru_dev *cru) +{ + u32 amnfifopntr = rzg2l_cru_read(cru, AMnFIFOPNTR); + + if ((((amnfifopntr & AMnFIFOPNTR_FIFORPNTR_B1) >> 24) == + ((amnfifopntr & AMnFIFOPNTR_FIFOWPNTR_B1) >> 8)) && + (((amnfifopntr & AMnFIFOPNTR_FIFORPNTR_B0) >> 16) == + (amnfifopntr & AMnFIFOPNTR_FIFOWPNTR_B0))) + return true; + + return false; +} + +bool rzg2l_fifo_empty(struct rzg2l_cru_dev *cru) { u32 amnfifopntr, amnfifopntr_w, amnfifopntr_r_y; + + amnfifopntr = rzg2l_cru_read(cru, AMnFIFOPNTR); + + amnfifopntr_w = amnfifopntr & AMnFIFOPNTR_FIFOWPNTR; + amnfifopntr_r_y = + (amnfifopntr & AMnFIFOPNTR_FIFORPNTR_Y) >> 16; + + return amnfifopntr_w == amnfifopntr_r_y; +} + +void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru) +{ unsigned int retries = 0; unsigned long flags; u32 icnms; @@ -358,8 +358,7 @@ void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru) spin_lock_irqsave(&cru->qlock, flags); /* Disable and clear the interrupt */ - rzg2l_cru_write(cru, CRUnIE, 0); - rzg2l_cru_write(cru, CRUnINTS, 0x001F0F0F); + cru->info->disable_interrupts(cru); /* Stop the operation of image conversion */ rzg2l_cru_write(cru, ICnEN, 0); @@ -379,12 +378,7 @@ void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru) /* Wait until the FIFO becomes empty */ for (retries = 5; retries > 0; retries--) { - amnfifopntr = rzg2l_cru_read(cru, AMnFIFOPNTR); - - amnfifopntr_w = amnfifopntr & AMnFIFOPNTR_FIFOWPNTR; - amnfifopntr_r_y = - (amnfifopntr & AMnFIFOPNTR_FIFORPNTR_Y) >> 16; - if (amnfifopntr_w == amnfifopntr_r_y) + if (cru->info->fifo_empty(cru)) break; usleep_range(10, 20); @@ -422,12 +416,73 @@ void rzg2l_cru_stop_image_processing(struct rzg2l_cru_dev *cru) spin_unlock_irqrestore(&cru->qlock, flags); } +static int rzg2l_cru_get_virtual_channel(struct rzg2l_cru_dev *cru) +{ + struct v4l2_mbus_frame_desc fd = { }; + struct media_pad *remote_pad; + int ret; + + remote_pad = media_pad_remote_pad_unique(&cru->ip.pads[RZG2L_CRU_IP_SINK]); + ret = v4l2_subdev_call(cru->ip.remote, pad, get_frame_desc, remote_pad->index, &fd); + if (ret < 0 && ret != -ENOIOCTLCMD) { + dev_err(cru->dev, "get_frame_desc failed on IP remote subdev\n"); + return ret; + } + /* If remote subdev does not implement .get_frame_desc default to VC0. */ + if (ret == -ENOIOCTLCMD) + return 0; + + if (fd.type != V4L2_MBUS_FRAME_DESC_TYPE_CSI2) { + dev_err(cru->dev, "get_frame_desc returned invalid bus type %d\n", fd.type); + return -EINVAL; + } + + if (!fd.num_entries) { + dev_err(cru->dev, "get_frame_desc returned zero entries\n"); + return -EINVAL; + } + + return fd.entry[0].bus.csi2.vc; +} + +void rzg3e_cru_enable_interrupts(struct rzg2l_cru_dev *cru) +{ + rzg2l_cru_write(cru, CRUnIE2, CRUnIE2_FSxE(cru->svc_channel)); + rzg2l_cru_write(cru, CRUnIE2, CRUnIE2_FExE(cru->svc_channel)); +} + +void rzg3e_cru_disable_interrupts(struct rzg2l_cru_dev *cru) +{ + rzg2l_cru_write(cru, CRUnIE, 0); + rzg2l_cru_write(cru, CRUnIE2, 0); + rzg2l_cru_write(cru, CRUnINTS, rzg2l_cru_read(cru, CRUnINTS)); + rzg2l_cru_write(cru, CRUnINTS2, rzg2l_cru_read(cru, CRUnINTS2)); +} + +void rzg2l_cru_enable_interrupts(struct rzg2l_cru_dev *cru) +{ + rzg2l_cru_write(cru, CRUnIE, CRUnIE_EFE); +} + +void rzg2l_cru_disable_interrupts(struct rzg2l_cru_dev *cru) +{ + rzg2l_cru_write(cru, CRUnIE, 0); + rzg2l_cru_write(cru, CRUnINTS, 0x001f000f); +} + int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru) { struct v4l2_mbus_framefmt *fmt = rzg2l_cru_ip_get_src_fmt(cru); unsigned long flags; + u8 csi_vc; int ret; + ret = rzg2l_cru_get_virtual_channel(cru); + if (ret < 0) + return ret; + csi_vc = ret; + cru->svc_channel = csi_vc; + spin_lock_irqsave(&cru->qlock, flags); /* Select a video input */ @@ -437,21 +492,20 @@ int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru) rzg2l_cru_write(cru, CRUnRST, CRUnRST_VRESETN); /* Disable and clear the interrupt before using */ - rzg2l_cru_write(cru, CRUnIE, 0); - rzg2l_cru_write(cru, CRUnINTS, 0x001f000f); + cru->info->disable_interrupts(cru); /* Initialize the AXI master */ rzg2l_cru_initialize_axi(cru); /* Initialize image convert */ - ret = rzg2l_cru_initialize_image_conv(cru, fmt); + ret = rzg2l_cru_initialize_image_conv(cru, fmt, csi_vc); if (ret) { spin_unlock_irqrestore(&cru->qlock, flags); return ret; } /* Enable interrupt */ - rzg2l_cru_write(cru, CRUnIE, CRUnIE_EFE); + cru->info->enable_interrupts(cru); /* Enable image processing reception */ rzg2l_cru_write(cru, ICnEN, ICnEN_ICEN); @@ -492,10 +546,6 @@ static int rzg2l_cru_set_stream(struct rzg2l_cru_dev *cru, int on) return stream_off_ret; } - ret = rzg2l_cru_mc_validate_format(cru, sd, pad); - if (ret) - return ret; - pipe = media_entity_pipeline(&sd->entity) ? : &cru->vdev.pipe; ret = video_device_pipeline_start(&cru->vdev, pipe); if (ret) @@ -527,7 +577,7 @@ static void rzg2l_cru_stop_streaming(struct rzg2l_cru_dev *cru) rzg2l_cru_set_stream(cru, 0); } -static irqreturn_t rzg2l_cru_irq(int irq, void *data) +irqreturn_t rzg2l_cru_irq(int irq, void *data) { struct rzg2l_cru_dev *cru = data; unsigned int handled = 0; @@ -610,6 +660,104 @@ static irqreturn_t rzg2l_cru_irq(int irq, void *data) return IRQ_RETVAL(handled); } +static int rzg3e_cru_get_current_slot(struct rzg2l_cru_dev *cru) +{ + u64 amnmadrs; + int slot; + + /* + * When AMnMADRSL is read, AMnMADRSH of the higher-order + * address also latches the address. + * + * AMnMADRSH must be read after AMnMADRSL has been read. + */ + amnmadrs = rzg2l_cru_read(cru, AMnMADRSL); + amnmadrs |= (u64)rzg2l_cru_read(cru, AMnMADRSH) << 32; + + /* Ensure amnmadrs is within this buffer range */ + for (slot = 0; slot < cru->num_buf; slot++) { + if (amnmadrs >= cru->buf_addr[slot] && + amnmadrs < cru->buf_addr[slot] + cru->format.sizeimage) + return slot; + } + + dev_err(cru->dev, "Invalid MB address 0x%llx (out of range)\n", amnmadrs); + return -EINVAL; +} + +irqreturn_t rzg3e_cru_irq(int irq, void *data) +{ + struct rzg2l_cru_dev *cru = data; + u32 irq_status; + int slot; + + scoped_guard(spinlock, &cru->qlock) { + irq_status = rzg2l_cru_read(cru, CRUnINTS2); + if (!irq_status) + return IRQ_NONE; + + dev_dbg(cru->dev, "CRUnINTS2 0x%x\n", irq_status); + + rzg2l_cru_write(cru, CRUnINTS2, rzg2l_cru_read(cru, CRUnINTS2)); + + /* Nothing to do if capture status is 'RZG2L_CRU_DMA_STOPPED' */ + if (cru->state == RZG2L_CRU_DMA_STOPPED) { + dev_dbg(cru->dev, "IRQ while state stopped\n"); + return IRQ_HANDLED; + } + + if (cru->state == RZG2L_CRU_DMA_STOPPING) { + if (irq_status & CRUnINTS2_FSxS(0) || + irq_status & CRUnINTS2_FSxS(1) || + irq_status & CRUnINTS2_FSxS(2) || + irq_status & CRUnINTS2_FSxS(3)) + dev_dbg(cru->dev, "IRQ while state stopping\n"); + return IRQ_HANDLED; + } + + slot = rzg3e_cru_get_current_slot(cru); + if (slot < 0) + return IRQ_HANDLED; + + dev_dbg(cru->dev, "Current written slot: %d\n", slot); + cru->buf_addr[slot] = 0; + + /* + * To hand buffers back in a known order to userspace start + * to capture first from slot 0. + */ + if (cru->state == RZG2L_CRU_DMA_STARTING) { + if (slot != 0) { + dev_dbg(cru->dev, "Starting sync slot: %d\n", slot); + return IRQ_HANDLED; + } + dev_dbg(cru->dev, "Capture start synced!\n"); + cru->state = RZG2L_CRU_DMA_RUNNING; + } + + /* Capture frame */ + if (cru->queue_buf[slot]) { + struct vb2_v4l2_buffer *buf = cru->queue_buf[slot]; + + buf->field = cru->format.field; + buf->sequence = cru->sequence; + buf->vb2_buf.timestamp = ktime_get_ns(); + vb2_buffer_done(&buf->vb2_buf, VB2_BUF_STATE_DONE); + cru->queue_buf[slot] = NULL; + } else { + /* Scratch buffer was used, dropping frame. */ + dev_dbg(cru->dev, "Dropping frame %u\n", cru->sequence); + } + + cru->sequence++; + + /* Prepare for next frame */ + rzg2l_cru_fill_hw_slot(cru, slot); + } + + return IRQ_HANDLED; +} + static int rzg2l_cru_start_streaming_vq(struct vb2_queue *vq, unsigned int count) { struct rzg2l_cru_dev *cru = vb2_get_drv_priv(vq); @@ -637,21 +785,14 @@ static int rzg2l_cru_start_streaming_vq(struct vb2_queue *vq, unsigned int count goto assert_aresetn; } - ret = request_irq(cru->image_conv_irq, rzg2l_cru_irq, - IRQF_SHARED, KBUILD_MODNAME, cru); - if (ret) { - dev_err(cru->dev, "failed to request irq\n"); - goto assert_presetn; - } - - /* Allocate scratch buffer. */ + /* Allocate scratch buffer */ cru->scratch = dma_alloc_coherent(cru->dev, cru->format.sizeimage, &cru->scratch_phys, GFP_KERNEL); if (!cru->scratch) { return_unused_buffers(cru, VB2_BUF_STATE_QUEUED); dev_err(cru->dev, "Failed to allocate scratch buffer\n"); ret = -ENOMEM; - goto free_image_conv_irq; + goto assert_presetn; } cru->sequence = 0; @@ -670,9 +811,6 @@ static int rzg2l_cru_start_streaming_vq(struct vb2_queue *vq, unsigned int count if (ret) dma_free_coherent(cru->dev, cru->format.sizeimage, cru->scratch, cru->scratch_phys); -free_image_conv_irq: - free_irq(cru->image_conv_irq, cru); - assert_presetn: reset_control_assert(cru->presetn); @@ -698,7 +836,6 @@ static void rzg2l_cru_stop_streaming_vq(struct vb2_queue *vq) dma_free_coherent(cru->dev, cru->format.sizeimage, cru->scratch, cru->scratch_phys); - free_irq(cru->image_conv_irq, cru); return_unused_buffers(cru, VB2_BUF_STATE_ERROR); reset_control_assert(cru->presetn); @@ -775,46 +912,17 @@ int rzg2l_cru_dma_register(struct rzg2l_cru_dev *cru) * V4L2 stuff */ -static const struct v4l2_format_info rzg2l_cru_formats[] = { - { - .format = V4L2_PIX_FMT_UYVY, - .bpp[0] = 2, - }, -}; - -const struct v4l2_format_info *rzg2l_cru_format_from_pixel(u32 format) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(rzg2l_cru_formats); i++) - if (rzg2l_cru_formats[i].format == format) - return rzg2l_cru_formats + i; - - return NULL; -} - -static u32 rzg2l_cru_format_bytesperline(struct v4l2_pix_format *pix) -{ - const struct v4l2_format_info *fmt; - - fmt = rzg2l_cru_format_from_pixel(pix->pixelformat); - - if (WARN_ON(!fmt)) - return -EINVAL; - - return pix->width * fmt->bpp[0]; -} - -static u32 rzg2l_cru_format_sizeimage(struct v4l2_pix_format *pix) -{ - return pix->bytesperline * pix->height; -} - static void rzg2l_cru_format_align(struct rzg2l_cru_dev *cru, struct v4l2_pix_format *pix) { - if (!rzg2l_cru_format_from_pixel(pix->pixelformat)) + const struct rzg2l_cru_info *info = cru->info; + const struct rzg2l_cru_ip_format *fmt; + + fmt = rzg2l_cru_ip_format_to_fmt(pix->pixelformat); + if (!fmt) { pix->pixelformat = RZG2L_CRU_DEFAULT_FORMAT; + fmt = rzg2l_cru_ip_format_to_fmt(pix->pixelformat); + } switch (pix->field) { case V4L2_FIELD_TOP: @@ -830,11 +938,18 @@ static void rzg2l_cru_format_align(struct rzg2l_cru_dev *cru, } /* Limit to CRU capabilities */ - v4l_bound_align_image(&pix->width, 320, RZG2L_CRU_MAX_INPUT_WIDTH, 1, - &pix->height, 240, RZG2L_CRU_MAX_INPUT_HEIGHT, 2, 0); + v4l_bound_align_image(&pix->width, 320, info->max_width, 1, + &pix->height, 240, info->max_height, 2, 0); + + if (info->has_stride) { + u32 stride = clamp(pix->bytesperline, pix->width * fmt->bpp, + RZG2L_CRU_STRIDE_MAX); + pix->bytesperline = round_up(stride, RZG2L_CRU_STRIDE_ALIGN); + } else { + pix->bytesperline = pix->width * fmt->bpp; + } - pix->bytesperline = rzg2l_cru_format_bytesperline(pix); - pix->sizeimage = rzg2l_cru_format_sizeimage(pix); + pix->sizeimage = pix->bytesperline * pix->height; dev_dbg(cru->dev, "Format %ux%u bpl: %u size: %u\n", pix->width, pix->height, pix->bytesperline, pix->sizeimage); @@ -905,10 +1020,38 @@ static int rzg2l_cru_g_fmt_vid_cap(struct file *file, void *priv, static int rzg2l_cru_enum_fmt_vid_cap(struct file *file, void *priv, struct v4l2_fmtdesc *f) { - if (f->index >= ARRAY_SIZE(rzg2l_cru_formats)) + const struct rzg2l_cru_ip_format *fmt; + + fmt = rzg2l_cru_ip_index_to_fmt(f->index); + if (!fmt) return -EINVAL; - f->pixelformat = rzg2l_cru_formats[f->index].format; + f->pixelformat = fmt->format; + + return 0; +} + +static int rzg2l_cru_enum_framesizes(struct file *file, void *fh, + struct v4l2_frmsizeenum *fsize) +{ + struct rzg2l_cru_dev *cru = video_drvdata(file); + const struct rzg2l_cru_info *info = cru->info; + const struct rzg2l_cru_ip_format *fmt; + + if (fsize->index) + return -EINVAL; + + fmt = rzg2l_cru_ip_format_to_fmt(fsize->pixel_format); + if (!fmt) + return -EINVAL; + + fsize->type = V4L2_FRMIVAL_TYPE_CONTINUOUS; + fsize->stepwise.min_width = RZG2L_CRU_MIN_INPUT_WIDTH; + fsize->stepwise.max_width = info->max_width; + fsize->stepwise.step_width = 1; + fsize->stepwise.min_height = RZG2L_CRU_MIN_INPUT_HEIGHT; + fsize->stepwise.max_height = info->max_height; + fsize->stepwise.step_height = 1; return 0; } @@ -929,6 +1072,7 @@ static const struct v4l2_ioctl_ops rzg2l_cru_ioctl_ops = { .vidioc_prepare_buf = vb2_ioctl_prepare_buf, .vidioc_streamon = vb2_ioctl_streamon, .vidioc_streamoff = vb2_ioctl_streamoff, + .vidioc_enum_framesizes = rzg2l_cru_enum_framesizes, }; /* ----------------------------------------------------------------------------- @@ -984,6 +1128,43 @@ static const struct v4l2_file_operations rzg2l_cru_fops = { .read = vb2_fop_read, }; +/* ----------------------------------------------------------------------------- + * Media entity operations + */ + +static int rzg2l_cru_video_link_validate(struct media_link *link) +{ + struct v4l2_subdev_format fmt = { + .which = V4L2_SUBDEV_FORMAT_ACTIVE, + }; + const struct rzg2l_cru_ip_format *video_fmt; + struct v4l2_subdev *subdev; + struct rzg2l_cru_dev *cru; + int ret; + + subdev = media_entity_to_v4l2_subdev(link->source->entity); + fmt.pad = link->source->index; + ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt); + if (ret < 0) + return ret == -ENOIOCTLCMD ? -EINVAL : ret; + + cru = container_of(media_entity_to_video_device(link->sink->entity), + struct rzg2l_cru_dev, vdev); + video_fmt = rzg2l_cru_ip_format_to_fmt(cru->format.pixelformat); + + if (fmt.format.width != cru->format.width || + fmt.format.height != cru->format.height || + fmt.format.field != cru->format.field || + video_fmt->code != fmt.format.code) + return -EPIPE; + + return 0; +} + +static const struct media_entity_operations rzg2l_cru_video_media_ops = { + .link_validate = rzg2l_cru_video_link_validate, +}; + static void rzg2l_cru_v4l2_init(struct rzg2l_cru_dev *cru) { struct video_device *vdev = &cru->vdev; @@ -995,6 +1176,7 @@ static void rzg2l_cru_v4l2_init(struct rzg2l_cru_dev *cru) vdev->lock = &cru->lock; vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING; vdev->device_caps |= V4L2_CAP_IO_MC; + vdev->entity.ops = &rzg2l_cru_video_media_ops; vdev->fops = &rzg2l_cru_fops; vdev->ioctl_ops = &rzg2l_cru_ioctl_ops; diff --git a/drivers/memory/renesas-rpc-if-regs.h b/drivers/memory/renesas-rpc-if-regs.h new file mode 100644 index 000000000000..e6b33f7c40a8 --- /dev/null +++ b/drivers/memory/renesas-rpc-if-regs.h @@ -0,0 +1,147 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * R-Car RPC Interface Registers Definitions + * + * Copyright (C) 2025 Renesas Electronics Corporation + */ + +#ifndef __RENESAS_RPC_IF_REGS_H__ +#define __RENESAS_RPC_IF_REGS_H__ + +#include + +#define RPCIF_CMNCR 0x0000 /* R/W */ +#define RPCIF_CMNCR_MD BIT(31) +#define RPCIF_CMNCR_MOIIO3(val) (((val) & 0x3) << 22) +#define RPCIF_CMNCR_MOIIO2(val) (((val) & 0x3) << 20) +#define RPCIF_CMNCR_MOIIO1(val) (((val) & 0x3) << 18) +#define RPCIF_CMNCR_MOIIO0(val) (((val) & 0x3) << 16) +#define RPCIF_CMNCR_MOIIO(val) (RPCIF_CMNCR_MOIIO0(val) | RPCIF_CMNCR_MOIIO1(val) | \ + RPCIF_CMNCR_MOIIO2(val) | RPCIF_CMNCR_MOIIO3(val)) +#define RPCIF_CMNCR_IO3FV(val) (((val) & 0x3) << 14) /* documented for RZ/G2L */ +#define RPCIF_CMNCR_IO2FV(val) (((val) & 0x3) << 12) /* documented for RZ/G2L */ +#define RPCIF_CMNCR_IO0FV(val) (((val) & 0x3) << 8) +#define RPCIF_CMNCR_IOFV(val) (RPCIF_CMNCR_IO0FV(val) | RPCIF_CMNCR_IO2FV(val) | \ + RPCIF_CMNCR_IO3FV(val)) +#define RPCIF_CMNCR_BSZ(val) (((val) & 0x3) << 0) + +#define RPCIF_SSLDR 0x0004 /* R/W */ +#define RPCIF_SSLDR_SPNDL(d) (((d) & 0x7) << 16) +#define RPCIF_SSLDR_SLNDL(d) (((d) & 0x7) << 8) +#define RPCIF_SSLDR_SCKDL(d) (((d) & 0x7) << 0) + +#define RPCIF_DRCR 0x000C /* R/W */ +#define RPCIF_DRCR_SSLN BIT(24) +#define RPCIF_DRCR_RBURST(v) ((((v) - 1) & 0x1F) << 16) +#define RPCIF_DRCR_RCF BIT(9) +#define RPCIF_DRCR_RBE BIT(8) +#define RPCIF_DRCR_SSLE BIT(0) + +#define RPCIF_DRCMR 0x0010 /* R/W */ +#define RPCIF_DRCMR_CMD(c) (((c) & 0xFF) << 16) +#define RPCIF_DRCMR_OCMD(c) (((c) & 0xFF) << 0) + +#define RPCIF_DREAR 0x0014 /* R/W */ +#define RPCIF_DREAR_EAV(c) (((c) & 0xF) << 16) +#define RPCIF_DREAR_EAC(c) (((c) & 0x7) << 0) + +#define RPCIF_DROPR 0x0018 /* R/W */ + +#define RPCIF_DRENR 0x001C /* R/W */ +#define RPCIF_DRENR_CDB(o) (((u32)((o) & 0x3)) << 30) +#define RPCIF_DRENR_OCDB(o) (((o) & 0x3) << 28) +#define RPCIF_DRENR_ADB(o) (((o) & 0x3) << 24) +#define RPCIF_DRENR_OPDB(o) (((o) & 0x3) << 20) +#define RPCIF_DRENR_DRDB(o) (((o) & 0x3) << 16) +#define RPCIF_DRENR_DME BIT(15) +#define RPCIF_DRENR_CDE BIT(14) +#define RPCIF_DRENR_OCDE BIT(12) +#define RPCIF_DRENR_ADE(v) (((v) & 0xF) << 8) +#define RPCIF_DRENR_OPDE(v) (((v) & 0xF) << 4) + +#define RPCIF_SMCR 0x0020 /* R/W */ +#define RPCIF_SMCR_SSLKP BIT(8) +#define RPCIF_SMCR_SPIRE BIT(2) +#define RPCIF_SMCR_SPIWE BIT(1) +#define RPCIF_SMCR_SPIE BIT(0) + +#define RPCIF_SMCMR 0x0024 /* R/W */ +#define RPCIF_SMCMR_CMD(c) (((c) & 0xFF) << 16) +#define RPCIF_SMCMR_OCMD(c) (((c) & 0xFF) << 0) + +#define RPCIF_SMADR 0x0028 /* R/W */ + +#define RPCIF_SMOPR 0x002C /* R/W */ +#define RPCIF_SMOPR_OPD3(o) (((o) & 0xFF) << 24) +#define RPCIF_SMOPR_OPD2(o) (((o) & 0xFF) << 16) +#define RPCIF_SMOPR_OPD1(o) (((o) & 0xFF) << 8) +#define RPCIF_SMOPR_OPD0(o) (((o) & 0xFF) << 0) + +#define RPCIF_SMENR 0x0030 /* R/W */ +#define RPCIF_SMENR_CDB(o) (((o) & 0x3) << 30) +#define RPCIF_SMENR_OCDB(o) (((o) & 0x3) << 28) +#define RPCIF_SMENR_ADB(o) (((o) & 0x3) << 24) +#define RPCIF_SMENR_OPDB(o) (((o) & 0x3) << 20) +#define RPCIF_SMENR_SPIDB(o) (((o) & 0x3) << 16) +#define RPCIF_SMENR_DME BIT(15) +#define RPCIF_SMENR_CDE BIT(14) +#define RPCIF_SMENR_OCDE BIT(12) +#define RPCIF_SMENR_ADE(v) (((v) & 0xF) << 8) +#define RPCIF_SMENR_OPDE(v) (((v) & 0xF) << 4) +#define RPCIF_SMENR_SPIDE(v) (((v) & 0xF) << 0) + +#define RPCIF_SMRDR0 0x0038 /* R */ +#define RPCIF_SMRDR1 0x003C /* R */ +#define RPCIF_SMWDR0 0x0040 /* W */ +#define RPCIF_SMWDR1 0x0044 /* W */ + +#define RPCIF_CMNSR 0x0048 /* R */ +#define RPCIF_CMNSR_SSLF BIT(1) +#define RPCIF_CMNSR_TEND BIT(0) + +#define RPCIF_DRDMCR 0x0058 /* R/W */ +#define RPCIF_DMDMCR_DMCYC(v) ((((v) - 1) & 0x1F) << 0) + +#define RPCIF_DRDRENR 0x005C /* R/W */ +#define RPCIF_DRDRENR_HYPE(v) (((v) & 0x7) << 12) +#define RPCIF_DRDRENR_ADDRE BIT(8) +#define RPCIF_DRDRENR_OPDRE BIT(4) +#define RPCIF_DRDRENR_DRDRE BIT(0) + +#define RPCIF_SMDMCR 0x0060 /* R/W */ +#define RPCIF_SMDMCR_DMCYC(v) ((((v) - 1) & 0x1F) << 0) + +#define RPCIF_SMDRENR 0x0064 /* R/W */ +#define RPCIF_SMDRENR_HYPE(v) (((v) & 0x7) << 12) +#define RPCIF_SMDRENR_ADDRE BIT(8) +#define RPCIF_SMDRENR_OPDRE BIT(4) +#define RPCIF_SMDRENR_SPIDRE BIT(0) + +#define RPCIF_PHYADD 0x0070 /* R/W available on R-Car E3/D3/V3M and RZ/G2{E,L} */ +#define RPCIF_PHYWR 0x0074 /* R/W available on R-Car E3/D3/V3M and RZ/G2{E,L} */ + +#define RPCIF_PHYCNT 0x007C /* R/W */ +#define RPCIF_PHYCNT_CAL BIT(31) +#define RPCIF_PHYCNT_OCTA(v) (((v) & 0x3) << 22) +#define RPCIF_PHYCNT_EXDS BIT(21) +#define RPCIF_PHYCNT_OCT BIT(20) +#define RPCIF_PHYCNT_DDRCAL BIT(19) +#define RPCIF_PHYCNT_HS BIT(18) +#define RPCIF_PHYCNT_CKSEL(v) (((v) & 0x3) << 16) /* valid only for RZ/G2L */ +#define RPCIF_PHYCNT_STRTIM(v) (((v) & 0x7) << 15 | ((v) & 0x8) << 24) /* valid for R-Car and RZ/G2{E,H,M,N} */ + +#define RPCIF_PHYCNT_WBUF2 BIT(4) +#define RPCIF_PHYCNT_WBUF BIT(2) +#define RPCIF_PHYCNT_PHYMEM(v) (((v) & 0x3) << 0) +#define RPCIF_PHYCNT_PHYMEM_MASK GENMASK(1, 0) + +#define RPCIF_PHYOFFSET1 0x0080 /* R/W */ +#define RPCIF_PHYOFFSET1_DDRTMG(v) (((v) & 0x3) << 28) + +#define RPCIF_PHYOFFSET2 0x0084 /* R/W */ +#define RPCIF_PHYOFFSET2_OCTTMG(v) (((v) & 0x7) << 8) + +#define RPCIF_PHYINT 0x0088 /* R/W */ +#define RPCIF_PHYINT_WPVAL BIT(1) + +#endif /* __RENESAS_RPC_IF_REGS_H__ */ diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c index 7fbd36fa1a1b..543e03b8aba8 100644 --- a/drivers/memory/renesas-rpc-if.c +++ b/drivers/memory/renesas-rpc-if.c @@ -18,139 +18,8 @@ #include -#define RPCIF_CMNCR 0x0000 /* R/W */ -#define RPCIF_CMNCR_MD BIT(31) -#define RPCIF_CMNCR_MOIIO3(val) (((val) & 0x3) << 22) -#define RPCIF_CMNCR_MOIIO2(val) (((val) & 0x3) << 20) -#define RPCIF_CMNCR_MOIIO1(val) (((val) & 0x3) << 18) -#define RPCIF_CMNCR_MOIIO0(val) (((val) & 0x3) << 16) -#define RPCIF_CMNCR_MOIIO(val) (RPCIF_CMNCR_MOIIO0(val) | RPCIF_CMNCR_MOIIO1(val) | \ - RPCIF_CMNCR_MOIIO2(val) | RPCIF_CMNCR_MOIIO3(val)) -#define RPCIF_CMNCR_IO3FV(val) (((val) & 0x3) << 14) /* documented for RZ/G2L */ -#define RPCIF_CMNCR_IO2FV(val) (((val) & 0x3) << 12) /* documented for RZ/G2L */ -#define RPCIF_CMNCR_IO0FV(val) (((val) & 0x3) << 8) -#define RPCIF_CMNCR_IOFV(val) (RPCIF_CMNCR_IO0FV(val) | RPCIF_CMNCR_IO2FV(val) | \ - RPCIF_CMNCR_IO3FV(val)) -#define RPCIF_CMNCR_BSZ(val) (((val) & 0x3) << 0) - -#define RPCIF_SSLDR 0x0004 /* R/W */ -#define RPCIF_SSLDR_SPNDL(d) (((d) & 0x7) << 16) -#define RPCIF_SSLDR_SLNDL(d) (((d) & 0x7) << 8) -#define RPCIF_SSLDR_SCKDL(d) (((d) & 0x7) << 0) - -#define RPCIF_DRCR 0x000C /* R/W */ -#define RPCIF_DRCR_SSLN BIT(24) -#define RPCIF_DRCR_RBURST(v) ((((v) - 1) & 0x1F) << 16) -#define RPCIF_DRCR_RCF BIT(9) -#define RPCIF_DRCR_RBE BIT(8) -#define RPCIF_DRCR_SSLE BIT(0) - -#define RPCIF_DRCMR 0x0010 /* R/W */ -#define RPCIF_DRCMR_CMD(c) (((c) & 0xFF) << 16) -#define RPCIF_DRCMR_OCMD(c) (((c) & 0xFF) << 0) - -#define RPCIF_DREAR 0x0014 /* R/W */ -#define RPCIF_DREAR_EAV(c) (((c) & 0xF) << 16) -#define RPCIF_DREAR_EAC(c) (((c) & 0x7) << 0) - -#define RPCIF_DROPR 0x0018 /* R/W */ - -#define RPCIF_DRENR 0x001C /* R/W */ -#define RPCIF_DRENR_CDB(o) (u32)((((o) & 0x3) << 30)) -#define RPCIF_DRENR_OCDB(o) (((o) & 0x3) << 28) -#define RPCIF_DRENR_ADB(o) (((o) & 0x3) << 24) -#define RPCIF_DRENR_OPDB(o) (((o) & 0x3) << 20) -#define RPCIF_DRENR_DRDB(o) (((o) & 0x3) << 16) -#define RPCIF_DRENR_DME BIT(15) -#define RPCIF_DRENR_CDE BIT(14) -#define RPCIF_DRENR_OCDE BIT(12) -#define RPCIF_DRENR_ADE(v) (((v) & 0xF) << 8) -#define RPCIF_DRENR_OPDE(v) (((v) & 0xF) << 4) - -#define RPCIF_SMCR 0x0020 /* R/W */ -#define RPCIF_SMCR_SSLKP BIT(8) -#define RPCIF_SMCR_SPIRE BIT(2) -#define RPCIF_SMCR_SPIWE BIT(1) -#define RPCIF_SMCR_SPIE BIT(0) - -#define RPCIF_SMCMR 0x0024 /* R/W */ -#define RPCIF_SMCMR_CMD(c) (((c) & 0xFF) << 16) -#define RPCIF_SMCMR_OCMD(c) (((c) & 0xFF) << 0) - -#define RPCIF_SMADR 0x0028 /* R/W */ - -#define RPCIF_SMOPR 0x002C /* R/W */ -#define RPCIF_SMOPR_OPD3(o) (((o) & 0xFF) << 24) -#define RPCIF_SMOPR_OPD2(o) (((o) & 0xFF) << 16) -#define RPCIF_SMOPR_OPD1(o) (((o) & 0xFF) << 8) -#define RPCIF_SMOPR_OPD0(o) (((o) & 0xFF) << 0) - -#define RPCIF_SMENR 0x0030 /* R/W */ -#define RPCIF_SMENR_CDB(o) (((o) & 0x3) << 30) -#define RPCIF_SMENR_OCDB(o) (((o) & 0x3) << 28) -#define RPCIF_SMENR_ADB(o) (((o) & 0x3) << 24) -#define RPCIF_SMENR_OPDB(o) (((o) & 0x3) << 20) -#define RPCIF_SMENR_SPIDB(o) (((o) & 0x3) << 16) -#define RPCIF_SMENR_DME BIT(15) -#define RPCIF_SMENR_CDE BIT(14) -#define RPCIF_SMENR_OCDE BIT(12) -#define RPCIF_SMENR_ADE(v) (((v) & 0xF) << 8) -#define RPCIF_SMENR_OPDE(v) (((v) & 0xF) << 4) -#define RPCIF_SMENR_SPIDE(v) (((v) & 0xF) << 0) - -#define RPCIF_SMRDR0 0x0038 /* R */ -#define RPCIF_SMRDR1 0x003C /* R */ -#define RPCIF_SMWDR0 0x0040 /* W */ -#define RPCIF_SMWDR1 0x0044 /* W */ - -#define RPCIF_CMNSR 0x0048 /* R */ -#define RPCIF_CMNSR_SSLF BIT(1) -#define RPCIF_CMNSR_TEND BIT(0) - -#define RPCIF_DRDMCR 0x0058 /* R/W */ -#define RPCIF_DMDMCR_DMCYC(v) ((((v) - 1) & 0x1F) << 0) - -#define RPCIF_DRDRENR 0x005C /* R/W */ -#define RPCIF_DRDRENR_HYPE(v) (((v) & 0x7) << 12) -#define RPCIF_DRDRENR_ADDRE BIT(8) -#define RPCIF_DRDRENR_OPDRE BIT(4) -#define RPCIF_DRDRENR_DRDRE BIT(0) - -#define RPCIF_SMDMCR 0x0060 /* R/W */ -#define RPCIF_SMDMCR_DMCYC(v) ((((v) - 1) & 0x1F) << 0) - -#define RPCIF_SMDRENR 0x0064 /* R/W */ -#define RPCIF_SMDRENR_HYPE(v) (((v) & 0x7) << 12) -#define RPCIF_SMDRENR_ADDRE BIT(8) -#define RPCIF_SMDRENR_OPDRE BIT(4) -#define RPCIF_SMDRENR_SPIDRE BIT(0) - -#define RPCIF_PHYADD 0x0070 /* R/W available on R-Car E3/D3/V3M and RZ/G2{E,L} */ -#define RPCIF_PHYWR 0x0074 /* R/W available on R-Car E3/D3/V3M and RZ/G2{E,L} */ - -#define RPCIF_PHYCNT 0x007C /* R/W */ -#define RPCIF_PHYCNT_CAL BIT(31) -#define RPCIF_PHYCNT_OCTA(v) (((v) & 0x3) << 22) -#define RPCIF_PHYCNT_EXDS BIT(21) -#define RPCIF_PHYCNT_OCT BIT(20) -#define RPCIF_PHYCNT_DDRCAL BIT(19) -#define RPCIF_PHYCNT_HS BIT(18) -#define RPCIF_PHYCNT_CKSEL(v) (((v) & 0x3) << 16) /* valid only for RZ/G2L */ -#define RPCIF_PHYCNT_STRTIM(v) (((v) & 0x7) << 15 | ((v) & 0x8) << 24) /* valid for R-Car and RZ/G2{E,H,M,N} */ - -#define RPCIF_PHYCNT_WBUF2 BIT(4) -#define RPCIF_PHYCNT_WBUF BIT(2) -#define RPCIF_PHYCNT_PHYMEM(v) (((v) & 0x3) << 0) -#define RPCIF_PHYCNT_PHYMEM_MASK GENMASK(1, 0) - -#define RPCIF_PHYOFFSET1 0x0080 /* R/W */ -#define RPCIF_PHYOFFSET1_DDRTMG(v) (((v) & 0x3) << 28) - -#define RPCIF_PHYOFFSET2 0x0084 /* R/W */ -#define RPCIF_PHYOFFSET2_OCTTMG(v) (((v) & 0x7) << 8) - -#define RPCIF_PHYINT 0x0088 /* R/W */ -#define RPCIF_PHYINT_WPVAL BIT(1) +#include "renesas-rpc-if-regs.h" +#include "renesas-xspi-if-regs.h" static const struct regmap_range rpcif_volatile_ranges[] = { regmap_reg_range(RPCIF_SMRDR0, RPCIF_SMRDR1), @@ -163,7 +32,31 @@ static const struct regmap_access_table rpcif_volatile_table = { .n_yes_ranges = ARRAY_SIZE(rpcif_volatile_ranges), }; +static const struct regmap_range xspi_volatile_ranges[] = { + regmap_reg_range(XSPI_CDD0BUF0, XSPI_CDD0BUF0), +}; + +static const struct regmap_access_table xspi_volatile_table = { + .yes_ranges = xspi_volatile_ranges, + .n_yes_ranges = ARRAY_SIZE(xspi_volatile_ranges), +}; + +struct rpcif_priv; + +struct rpcif_impl { + int (*hw_init)(struct rpcif_priv *rpc, bool hyperflash); + void (*prepare)(struct rpcif_priv *rpc, const struct rpcif_op *op, + u64 *offs, size_t *len); + int (*manual_xfer)(struct rpcif_priv *rpc); + size_t (*dirmap_read)(struct rpcif_priv *rpc, u64 offs, size_t len, + void *buf); + u32 status_reg; + u32 status_mask; +}; + struct rpcif_info { + const struct regmap_config *regmap_config; + const struct rpcif_impl *impl; enum rpcif_type type; u8 strtim; }; @@ -180,6 +73,8 @@ struct rpcif_priv { enum rpcif_data_dir dir; u8 bus_size; u8 xfer_size; + u8 addr_nbytes; /* Specified for xSPI */ + u32 proto; /* Specified for xSPI */ void *buffer; u32 xferlen; u32 smcr; @@ -191,26 +86,6 @@ struct rpcif_priv { u32 ddr; /* DRDRENR or SMDRENR */ }; -static const struct rpcif_info rpcif_info_r8a7796 = { - .type = RPCIF_RCAR_GEN3, - .strtim = 6, -}; - -static const struct rpcif_info rpcif_info_gen3 = { - .type = RPCIF_RCAR_GEN3, - .strtim = 7, -}; - -static const struct rpcif_info rpcif_info_rz_g2l = { - .type = RPCIF_RZ_G2L, - .strtim = 7, -}; - -static const struct rpcif_info rpcif_info_gen4 = { - .type = RPCIF_RCAR_GEN4, - .strtim = 15, -}; - /* * Custom accessor functions to ensure SM[RW]DR[01] are always accessed with * proper width. Requires rpcif_priv.xfer_size to be correctly set before! @@ -300,6 +175,33 @@ static const struct regmap_config rpcif_regmap_config = { .volatile_table = &rpcif_volatile_table, }; +static int xspi_reg_read(void *context, unsigned int reg, unsigned int *val) +{ + struct rpcif_priv *xspi = context; + + *val = readl(xspi->base + reg); + return 0; +} + +static int xspi_reg_write(void *context, unsigned int reg, unsigned int val) +{ + struct rpcif_priv *xspi = context; + + writel(val, xspi->base + reg); + return 0; +} + +static const struct regmap_config xspi_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .reg_read = xspi_reg_read, + .reg_write = xspi_reg_write, + .fast_io = true, + .max_register = XSPI_INTE, + .volatile_table = &xspi_volatile_table, +}; + int rpcif_sw_init(struct rpcif *rpcif, struct device *dev) { struct rpcif_priv *rpc = dev_get_drvdata(dev); @@ -307,6 +209,7 @@ int rpcif_sw_init(struct rpcif *rpcif, struct device *dev) rpcif->dev = dev; rpcif->dirmap = rpc->dirmap; rpcif->size = rpc->size; + rpcif->xspi = rpc->info->type == XSPI_RZ_G3E; return 0; } EXPORT_SYMBOL(rpcif_sw_init); @@ -325,16 +228,11 @@ static void rpcif_rzg2l_timing_adjust_sdr(struct rpcif_priv *rpc) regmap_write(rpc->regmap, RPCIF_PHYADD, 0x80000032); } -int rpcif_hw_init(struct device *dev, bool hyperflash) +static int rpcif_hw_init_impl(struct rpcif_priv *rpc, bool hyperflash) { - struct rpcif_priv *rpc = dev_get_drvdata(dev); u32 dummy; int ret; - ret = pm_runtime_resume_and_get(dev); - if (ret) - return ret; - if (rpc->info->type == RPCIF_RZ_G2L) { ret = reset_control_reset(rpc->rstc); if (ret) @@ -382,21 +280,62 @@ int rpcif_hw_init(struct device *dev, bool hyperflash) regmap_write(rpc->regmap, RPCIF_SSLDR, RPCIF_SSLDR_SPNDL(7) | RPCIF_SSLDR_SLNDL(7) | RPCIF_SSLDR_SCKDL(7)); - pm_runtime_put(dev); - rpc->bus_size = hyperflash ? 2 : 1; return 0; } + +static int xspi_hw_init_impl(struct rpcif_priv *xspi, bool hyperflash) +{ + int ret; + + ret = reset_control_reset(xspi->rstc); + if (ret) + return ret; + + regmap_write(xspi->regmap, XSPI_WRAPCFG, 0x0); + + regmap_update_bits(xspi->regmap, XSPI_LIOCFGCS0, + XSPI_LIOCFG_PRTMD(0x3ff) | XSPI_LIOCFG_CSMIN(0xf) | + XSPI_LIOCFG_CSASTEX | XSPI_LIOCFG_CSNEGEX, + XSPI_LIOCFG_PRTMD(0) | XSPI_LIOCFG_CSMIN(0) | + XSPI_LIOCFG_CSASTEX | XSPI_LIOCFG_CSNEGEX); + + regmap_update_bits(xspi->regmap, XSPI_CCCTL0CS0, XSPI_CCCTL0_CAEN, 0); + + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, + XSPI_CDCTL0_TRREQ | XSPI_CDCTL0_CSSEL, 0); + + regmap_update_bits(xspi->regmap, XSPI_INTE, XSPI_INTE_CMDCMPE, + XSPI_INTE_CMDCMPE); + + return 0; +} + +int rpcif_hw_init(struct device *dev, bool hyperflash) +{ + struct rpcif_priv *rpc = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + ret = rpc->info->impl->hw_init(rpc, hyperflash); + + pm_runtime_put(dev); + + return ret; +} EXPORT_SYMBOL(rpcif_hw_init); static int wait_msg_xfer_end(struct rpcif_priv *rpc) { u32 sts; - return regmap_read_poll_timeout(rpc->regmap, RPCIF_CMNSR, sts, - sts & RPCIF_CMNSR_TEND, 0, - USEC_PER_SEC); + return regmap_read_poll_timeout(rpc->regmap, rpc->info->impl->status_reg, + sts, sts & rpc->info->impl->status_mask, + 0, USEC_PER_SEC); } static u8 rpcif_bits_set(struct rpcif_priv *rpc, u32 nbytes) @@ -412,11 +351,9 @@ static u8 rpcif_bit_size(u8 buswidth) return buswidth > 4 ? 2 : ilog2(buswidth); } -void rpcif_prepare(struct device *dev, const struct rpcif_op *op, u64 *offs, - size_t *len) +static void rpcif_prepare_impl(struct rpcif_priv *rpc, const struct rpcif_op *op, + u64 *offs, size_t *len) { - struct rpcif_priv *rpc = dev_get_drvdata(dev); - rpc->smcr = 0; rpc->smadr = 0; rpc->enable = 0; @@ -497,18 +434,76 @@ void rpcif_prepare(struct device *dev, const struct rpcif_op *op, u64 *offs, rpc->enable |= RPCIF_SMENR_SPIDB(rpcif_bit_size(op->data.buswidth)); } } -EXPORT_SYMBOL(rpcif_prepare); -int rpcif_manual_xfer(struct device *dev) +static void xspi_prepare_impl(struct rpcif_priv *xspi, const struct rpcif_op *op, + u64 *offs, size_t *len) +{ + xspi->smadr = 0; + xspi->addr_nbytes = 0; + xspi->command = 0; + xspi->option = 0; + xspi->dummy = 0; + xspi->xferlen = 0; + xspi->proto = 0; + + if (op->cmd.buswidth) + xspi->command = op->cmd.opcode; + + if (op->ocmd.buswidth) + xspi->command = (xspi->command << 8) | op->ocmd.opcode; + + if (op->addr.buswidth) { + xspi->addr_nbytes = op->addr.nbytes; + if (offs && len) + xspi->smadr = *offs; + else + xspi->smadr = op->addr.val; + } + + if (op->dummy.buswidth) + xspi->dummy = op->dummy.ncycles; + + xspi->dir = op->data.dir; + if (op->data.buswidth) { + u32 nbytes; + + xspi->buffer = op->data.buf.in; + + if (offs && len) + nbytes = *len; + else + nbytes = op->data.nbytes; + xspi->xferlen = nbytes; + } + + if (op->cmd.buswidth == 1) { + if (op->addr.buswidth == 2 || op->data.buswidth == 2) + xspi->proto = PROTO_1S_2S_2S; + else if (op->addr.buswidth == 4 || op->data.buswidth == 4) + xspi->proto = PROTO_1S_4S_4S; + } else if (op->cmd.buswidth == 2 && + (op->addr.buswidth == 2 || op->data.buswidth == 2)) { + xspi->proto = PROTO_2S_2S_2S; + } else if (op->cmd.buswidth == 4 && + (op->addr.buswidth == 4 || op->data.buswidth == 4)) { + xspi->proto = PROTO_4S_4S_4S; + } +} + +void rpcif_prepare(struct device *dev, const struct rpcif_op *op, u64 *offs, + size_t *len) { struct rpcif_priv *rpc = dev_get_drvdata(dev); + + rpc->info->impl->prepare(rpc, op, offs, len); +} +EXPORT_SYMBOL(rpcif_prepare); + +static int rpcif_manual_xfer_impl(struct rpcif_priv *rpc) +{ u32 smenr, smcr, pos = 0, max = rpc->bus_size == 2 ? 8 : 4; int ret = 0; - ret = pm_runtime_resume_and_get(dev); - if (ret < 0) - return ret; - regmap_update_bits(rpc->regmap, RPCIF_PHYCNT, RPCIF_PHYCNT_CAL, RPCIF_PHYCNT_CAL); regmap_update_bits(rpc->regmap, RPCIF_CMNCR, @@ -616,15 +611,169 @@ int rpcif_manual_xfer(struct device *dev) goto err_out; } -exit: - pm_runtime_put(dev); return ret; err_out: if (reset_control_reset(rpc->rstc)) - dev_err(dev, "Failed to reset HW\n"); - rpcif_hw_init(dev, rpc->bus_size == 2); - goto exit; + dev_err(rpc->dev, "Failed to reset HW\n"); + rpcif_hw_init_impl(rpc, rpc->bus_size == 2); + return ret; +} + +static int xspi_manual_xfer_impl(struct rpcif_priv *xspi) +{ + u32 pos = 0, max = 8; + int ret = 0; + + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, XSPI_CDCTL0_TRNUM(0x3), + XSPI_CDCTL0_TRNUM(0)); + + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, XSPI_CDCTL0_TRREQ, 0); + + regmap_write(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_CMDSIZE(0x1) | XSPI_CDTBUF_CMD_FIELD(xspi->command)); + + regmap_write(xspi->regmap, XSPI_CDABUF0, 0); + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, XSPI_CDTBUF_ADDSIZE(0x7), + XSPI_CDTBUF_ADDSIZE(xspi->addr_nbytes)); + + regmap_write(xspi->regmap, XSPI_CDABUF0, xspi->smadr); + + regmap_update_bits(xspi->regmap, XSPI_LIOCFGCS0, XSPI_LIOCFG_PRTMD(0x3ff), + XSPI_LIOCFG_PRTMD(xspi->proto)); + + switch (xspi->dir) { + case RPCIF_DATA_OUT: + while (pos < xspi->xferlen) { + u32 bytes_left = xspi->xferlen - pos; + u32 nbytes, data[2], *p = data; + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_TRTYPE, XSPI_CDTBUF_TRTYPE); + + nbytes = bytes_left >= max ? max : bytes_left; + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_DATASIZE(0xf), + XSPI_CDTBUF_DATASIZE(nbytes)); + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_ADDSIZE(0x7), + XSPI_CDTBUF_ADDSIZE(xspi->addr_nbytes)); + + memcpy(data, xspi->buffer + pos, nbytes); + + if (nbytes > 4) { + regmap_write(xspi->regmap, XSPI_CDD0BUF0, *p++); + regmap_write(xspi->regmap, XSPI_CDD1BUF0, *p); + } else { + regmap_write(xspi->regmap, XSPI_CDD0BUF0, *p); + } + + regmap_write(xspi->regmap, XSPI_CDABUF0, xspi->smadr + pos); + + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, + XSPI_CDCTL0_TRREQ, XSPI_CDCTL0_TRREQ); + + ret = wait_msg_xfer_end(xspi); + if (ret) + goto err_out; + + regmap_update_bits(xspi->regmap, XSPI_INTC, + XSPI_INTC_CMDCMPC, XSPI_INTC_CMDCMPC); + + pos += nbytes; + } + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, XSPI_CDCTL0_TRREQ, 0); + break; + case RPCIF_DATA_IN: + while (pos < xspi->xferlen) { + u32 bytes_left = xspi->xferlen - pos; + u32 nbytes, data[2], *p = data; + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_TRTYPE, + ~(u32)XSPI_CDTBUF_TRTYPE); + + /* nbytes can be up to 8 bytes */ + nbytes = bytes_left >= max ? max : bytes_left; + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_DATASIZE(0xf), + XSPI_CDTBUF_DATASIZE(nbytes)); + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_ADDSIZE(0x7), + XSPI_CDTBUF_ADDSIZE(xspi->addr_nbytes)); + + if (xspi->addr_nbytes) + regmap_write(xspi->regmap, XSPI_CDABUF0, + xspi->smadr + pos); + + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_LATE(0x1f), + XSPI_CDTBUF_LATE(xspi->dummy)); + + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, + XSPI_CDCTL0_TRREQ, XSPI_CDCTL0_TRREQ); + + ret = wait_msg_xfer_end(xspi); + if (ret) + goto err_out; + + if (nbytes > 4) { + regmap_read(xspi->regmap, XSPI_CDD0BUF0, p++); + regmap_read(xspi->regmap, XSPI_CDD1BUF0, p); + } else { + regmap_read(xspi->regmap, XSPI_CDD0BUF0, p); + } + + memcpy(xspi->buffer + pos, data, nbytes); + + regmap_update_bits(xspi->regmap, XSPI_INTC, + XSPI_INTC_CMDCMPC, XSPI_INTC_CMDCMPC); + + pos += nbytes; + } + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, + XSPI_CDCTL0_TRREQ, 0); + break; + default: + regmap_update_bits(xspi->regmap, XSPI_CDTBUF0, + XSPI_CDTBUF_TRTYPE, XSPI_CDTBUF_TRTYPE); + regmap_update_bits(xspi->regmap, XSPI_CDCTL0, + XSPI_CDCTL0_TRREQ, XSPI_CDCTL0_TRREQ); + + ret = wait_msg_xfer_end(xspi); + if (ret) + goto err_out; + + regmap_update_bits(xspi->regmap, XSPI_INTC, + XSPI_INTC_CMDCMPC, XSPI_INTC_CMDCMPC); + } + + return ret; + +err_out: + xspi_hw_init_impl(xspi, false); + return ret; +} + +int rpcif_manual_xfer(struct device *dev) +{ + struct rpcif_priv *rpc = dev_get_drvdata(dev); + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + ret = rpc->info->impl->manual_xfer(rpc); + + pm_runtime_put(dev); + + return ret; } EXPORT_SYMBOL(rpcif_manual_xfer); @@ -670,20 +819,15 @@ static void memcpy_fromio_readw(void *to, } } -ssize_t rpcif_dirmap_read(struct device *dev, u64 offs, size_t len, void *buf) +static size_t rpcif_dirmap_read_impl(struct rpcif_priv *rpc, u64 offs, + size_t len, void *buf) { - struct rpcif_priv *rpc = dev_get_drvdata(dev); loff_t from = offs & (rpc->size - 1); size_t size = rpc->size - from; - int ret; if (len > size) len = size; - ret = pm_runtime_resume_and_get(dev); - if (ret < 0) - return ret; - regmap_update_bits(rpc->regmap, RPCIF_CMNCR, RPCIF_CMNCR_MD, 0); regmap_write(rpc->regmap, RPCIF_DRCR, 0); regmap_write(rpc->regmap, RPCIF_DRCMR, rpc->command); @@ -700,12 +844,129 @@ ssize_t rpcif_dirmap_read(struct device *dev, u64 offs, size_t len, void *buf) else memcpy_fromio(buf, rpc->dirmap + from, len); - pm_runtime_put(dev); + return len; +} + +static size_t xspi_dirmap_read_impl(struct rpcif_priv *xspi, u64 offs, + size_t len, void *buf) +{ + loff_t from = offs & (xspi->size - 1); + size_t size = xspi->size - from; + u8 addsize = xspi->addr_nbytes - 1; + + if (len > size) + len = size; + + regmap_update_bits(xspi->regmap, XSPI_CMCFG0CS0, + XSPI_CMCFG0_FFMT(0x3) | XSPI_CMCFG0_ADDSIZE(0x3), + XSPI_CMCFG0_FFMT(0) | XSPI_CMCFG0_ADDSIZE(addsize)); + + regmap_update_bits(xspi->regmap, XSPI_CMCFG1CS0, + XSPI_CMCFG1_RDCMD(0xffff) | XSPI_CMCFG1_RDLATE(0x1f), + XSPI_CMCFG1_RDCMD_UPPER_BYTE(xspi->command) | + XSPI_CMCFG1_RDLATE(xspi->dummy)); + + regmap_update_bits(xspi->regmap, XSPI_BMCTL0, XSPI_BMCTL0_CS0ACC(0xff), + XSPI_BMCTL0_CS0ACC(0x01)); + + regmap_update_bits(xspi->regmap, XSPI_BMCFG, + XSPI_BMCFG_WRMD | XSPI_BMCFG_MWRCOMB | + XSPI_BMCFG_MWRSIZE(0xff) | XSPI_BMCFG_PREEN, + 0 | XSPI_BMCFG_MWRCOMB | XSPI_BMCFG_MWRSIZE(0x0f) | + XSPI_BMCFG_PREEN); + + regmap_update_bits(xspi->regmap, XSPI_LIOCFGCS0, XSPI_LIOCFG_PRTMD(0x3ff), + XSPI_LIOCFG_PRTMD(xspi->proto)); + + memcpy_fromio(buf, xspi->dirmap + from, len); return len; } + +ssize_t rpcif_dirmap_read(struct device *dev, u64 offs, size_t len, void *buf) +{ + struct rpcif_priv *rpc = dev_get_drvdata(dev); + size_t read; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + read = rpc->info->impl->dirmap_read(rpc, offs, len, buf); + + pm_runtime_put(dev); + + return read; +} EXPORT_SYMBOL(rpcif_dirmap_read); +/** + * xspi_dirmap_write - Write data to xspi memory. + * @dev: xspi device + * @offs: offset + * @len: Number of bytes to be written. + * @buf: Buffer holding write data. + * + * This function writes data into xspi memory. + * + * Returns number of bytes written on success, else negative errno. + */ +ssize_t xspi_dirmap_write(struct device *dev, u64 offs, size_t len, const void *buf) +{ + struct rpcif_priv *xspi = dev_get_drvdata(dev); + loff_t from = offs & (xspi->size - 1); + u8 addsize = xspi->addr_nbytes - 1; + size_t size = xspi->size - from; + ssize_t writebytes; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + if (len > size) + len = size; + + if (len > MWRSIZE_MAX) + writebytes = MWRSIZE_MAX; + else + writebytes = len; + + regmap_update_bits(xspi->regmap, XSPI_CMCFG0CS0, + XSPI_CMCFG0_FFMT(0x3) | XSPI_CMCFG0_ADDSIZE(0x3), + XSPI_CMCFG0_FFMT(0) | XSPI_CMCFG0_ADDSIZE(addsize)); + + regmap_update_bits(xspi->regmap, XSPI_CMCFG2CS0, + XSPI_CMCFG2_WRCMD_UPPER(0xff) | XSPI_CMCFG2_WRLATE(0x1f), + XSPI_CMCFG2_WRCMD_UPPER(xspi->command) | + XSPI_CMCFG2_WRLATE(xspi->dummy)); + + regmap_update_bits(xspi->regmap, XSPI_BMCTL0, + XSPI_BMCTL0_CS0ACC(0xff), XSPI_BMCTL0_CS0ACC(0x03)); + + regmap_update_bits(xspi->regmap, XSPI_BMCFG, + XSPI_BMCFG_WRMD | XSPI_BMCFG_MWRCOMB | + XSPI_BMCFG_MWRSIZE(0xff) | XSPI_BMCFG_PREEN, + 0 | XSPI_BMCFG_MWRCOMB | XSPI_BMCFG_MWRSIZE(0x0f) | + XSPI_BMCFG_PREEN); + + regmap_update_bits(xspi->regmap, XSPI_LIOCFGCS0, XSPI_LIOCFG_PRTMD(0x3ff), + XSPI_LIOCFG_PRTMD(xspi->proto)); + + memcpy_toio(xspi->dirmap + from, buf, writebytes); + + /* Request to push the pending data */ + if (writebytes < MWRSIZE_MAX) + regmap_update_bits(xspi->regmap, XSPI_BMCTL1, + XSPI_BMCTL1_MWRPUSH, XSPI_BMCTL1_MWRPUSH); + + pm_runtime_put(dev); + + return writebytes; +} +EXPORT_SYMBOL_GPL(xspi_dirmap_write); + static int rpcif_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -740,8 +1001,8 @@ static int rpcif_probe(struct platform_device *pdev) rpc->base = devm_platform_ioremap_resource_byname(pdev, "regs"); if (IS_ERR(rpc->base)) return PTR_ERR(rpc->base); - - rpc->regmap = devm_regmap_init(dev, NULL, rpc, &rpcif_regmap_config); + rpc->info = of_device_get_match_data(dev); + rpc->regmap = devm_regmap_init(dev, NULL, rpc, rpc->info->regmap_config); if (IS_ERR(rpc->regmap)) { dev_err(dev, "failed to init regmap for rpcif, error %ld\n", PTR_ERR(rpc->regmap)); @@ -754,11 +1015,29 @@ static int rpcif_probe(struct platform_device *pdev) return PTR_ERR(rpc->dirmap); rpc->size = resource_size(res); - rpc->info = of_device_get_match_data(dev); - rpc->rstc = devm_reset_control_get_exclusive(dev, NULL); + rpc->rstc = devm_reset_control_array_get_exclusive(dev); if (IS_ERR(rpc->rstc)) return PTR_ERR(rpc->rstc); + /* + * The enabling/disabling of spi/spix2 clocks at runtime leading to + * flash write failure. So, enable these clocks during probe() and + * disable it in remove(). + */ + if (rpc->info->type == XSPI_RZ_G3E) { + struct clk *spi_clk; + + spi_clk = devm_clk_get_enabled(dev, "spix2"); + if (IS_ERR(spi_clk)) + return dev_err_probe(dev, PTR_ERR(spi_clk), + "cannot get enabled spix2 clk\n"); + + spi_clk = devm_clk_get_enabled(dev, "spi"); + if (IS_ERR(spi_clk)) + return dev_err_probe(dev, PTR_ERR(spi_clk), + "cannot get enabled spi clk\n"); + } + vdev = platform_device_alloc(name, pdev->id); if (!vdev) return -ENOMEM; @@ -784,8 +1063,61 @@ static void rpcif_remove(struct platform_device *pdev) platform_device_unregister(rpc->vdev); } +static const struct rpcif_impl rpcif_impl = { + .hw_init = rpcif_hw_init_impl, + .prepare = rpcif_prepare_impl, + .manual_xfer = rpcif_manual_xfer_impl, + .dirmap_read = rpcif_dirmap_read_impl, + .status_reg = RPCIF_CMNSR, + .status_mask = RPCIF_CMNSR_TEND, +}; + +static const struct rpcif_impl xspi_impl = { + .hw_init = xspi_hw_init_impl, + .prepare = xspi_prepare_impl, + .manual_xfer = xspi_manual_xfer_impl, + .dirmap_read = xspi_dirmap_read_impl, + .status_reg = XSPI_INTS, + .status_mask = XSPI_INTS_CMDCMP, +}; + +static const struct rpcif_info rpcif_info_r8a7796 = { + .regmap_config = &rpcif_regmap_config, + .impl = &rpcif_impl, + .type = RPCIF_RCAR_GEN3, + .strtim = 6, +}; + +static const struct rpcif_info rpcif_info_gen3 = { + .regmap_config = &rpcif_regmap_config, + .impl = &rpcif_impl, + .type = RPCIF_RCAR_GEN3, + .strtim = 7, +}; + +static const struct rpcif_info rpcif_info_rz_g2l = { + .regmap_config = &rpcif_regmap_config, + .impl = &rpcif_impl, + .type = RPCIF_RZ_G2L, + .strtim = 7, +}; + +static const struct rpcif_info rpcif_info_gen4 = { + .regmap_config = &rpcif_regmap_config, + .impl = &rpcif_impl, + .type = RPCIF_RCAR_GEN4, + .strtim = 15, +}; + +static const struct rpcif_info xspi_info_r9a09g047 = { + .regmap_config = &xspi_regmap_config, + .impl = &xspi_impl, + .type = XSPI_RZ_G3E, +}; + static const struct of_device_id rpcif_of_match[] = { { .compatible = "renesas,r8a7796-rpc-if", .data = &rpcif_info_r8a7796 }, + { .compatible = "renesas,r9a09g047-xspi", .data = &xspi_info_r9a09g047 }, { .compatible = "renesas,rcar-gen3-rpc-if", .data = &rpcif_info_gen3 }, { .compatible = "renesas,rcar-gen4-rpc-if", .data = &rpcif_info_gen4 }, { .compatible = "renesas,rzg2l-rpc-if", .data = &rpcif_info_rz_g2l }, diff --git a/drivers/memory/renesas-xspi-if-regs.h b/drivers/memory/renesas-xspi-if-regs.h new file mode 100644 index 000000000000..53f801d591f2 --- /dev/null +++ b/drivers/memory/renesas-xspi-if-regs.h @@ -0,0 +1,105 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * RZ xSPI Interface Registers Definitions + * + * Copyright (C) 2025 Renesas Electronics Corporation + */ + +#ifndef __RENESAS_XSPI_IF_REGS_H__ +#define __RENESAS_XSPI_IF_REGS_H__ + +#include + +/* xSPI Wrapper Configuration Register */ +#define XSPI_WRAPCFG 0x0000 + +/* xSPI Bridge Configuration Register */ +#define XSPI_BMCFG 0x0008 +#define XSPI_BMCFG_WRMD BIT(0) +#define XSPI_BMCFG_MWRCOMB BIT(7) +#define XSPI_BMCFG_MWRSIZE(val) (((val) & 0xff) << 8) +#define XSPI_BMCFG_PREEN BIT(16) + +/* xSPI Command Map Configuration Register 0 CS0 */ +#define XSPI_CMCFG0CS0 0x0010 +#define XSPI_CMCFG0_FFMT(val) (((val) & 0x03) << 0) +#define XSPI_CMCFG0_ADDSIZE(val) (((val) & 0x03) << 2) + +/* xSPI Command Map Configuration Register 1 CS0 */ +#define XSPI_CMCFG1CS0 0x0014 +#define XSPI_CMCFG1_RDCMD(val) (((val) & 0xffff) << 0) +#define XSPI_CMCFG1_RDCMD_UPPER_BYTE(val) (((val) & 0xff) << 8) +#define XSPI_CMCFG1_RDLATE(val) (((val) & 0x1f) << 16) + +/* xSPI Command Map Configuration Register 2 CS0 */ +#define XSPI_CMCFG2CS0 0x0018 +#define XSPI_CMCFG2_WRCMD(val) (((val) & 0xffff) << 0) +#define XSPI_CMCFG2_WRCMD_UPPER(val) (((val) & 0xff) << 8) +#define XSPI_CMCFG2_WRLATE(val) (((val) & 0x1f) << 16) + +/* xSPI Link I/O Configuration Register CS0 */ +#define XSPI_LIOCFGCS0 0x0050 +#define XSPI_LIOCFG_PRTMD(val) (((val) & 0x3ff) << 0) +#define XSPI_LIOCFG_CSMIN(val) (((val) & 0x0f) << 16) +#define XSPI_LIOCFG_CSASTEX BIT(20) +#define XSPI_LIOCFG_CSNEGEX BIT(21) + +/* xSPI Bridge Map Control Register 0 */ +#define XSPI_BMCTL0 0x0060 +#define XSPI_BMCTL0_CS0ACC(val) (((val) & 0x03) << 0) + +/* xSPI Bridge Map Control Register 1 */ +#define XSPI_BMCTL1 0x0064 +#define XSPI_BMCTL1_MWRPUSH BIT(8) + +/* xSPI Command Manual Control Register 0 */ +#define XSPI_CDCTL0 0x0070 +#define XSPI_CDCTL0_TRREQ BIT(0) +#define XSPI_CDCTL0_CSSEL BIT(3) +#define XSPI_CDCTL0_TRNUM(val) (((val) & 0x03) << 4) + +/* xSPI Command Manual Type Buf */ +#define XSPI_CDTBUF0 0x0080 +#define XSPI_CDTBUF_CMDSIZE(val) (((val) & 0x03) << 0) +#define XSPI_CDTBUF_ADDSIZE(val) (((val) & 0x07) << 2) +#define XSPI_CDTBUF_DATASIZE(val) (((val) & 0x0f) << 5) +#define XSPI_CDTBUF_LATE(val) (((val) & 0x1f) << 9) +#define XSPI_CDTBUF_TRTYPE BIT(15) +#define XSPI_CDTBUF_CMD(val) (((val) & 0xffff) << 16) +#define XSPI_CDTBUF_CMD_FIELD(val) (((val) & 0xff) << 24) + +/* xSPI Command Manual Address Buff */ +#define XSPI_CDABUF0 0x0084 + +/* xSPI Command Manual Data 0 Buf */ +#define XSPI_CDD0BUF0 0x0088 + +/* xSPI Command Manual Data 1 Buf */ +#define XSPI_CDD1BUF0 0x008c + +/* xSPI Command Calibration Control Register 0 CS0 */ +#define XSPI_CCCTL0CS0 0x0130 +#define XSPI_CCCTL0_CAEN BIT(0) + +/* xSPI Interrupt Status Register */ +#define XSPI_INTS 0x0190 +#define XSPI_INTS_CMDCMP BIT(0) + +/* xSPI Interrupt Clear Register */ +#define XSPI_INTC 0x0194 +#define XSPI_INTC_CMDCMPC BIT(0) + +/* xSPI Interrupt Enable Register */ +#define XSPI_INTE 0x0198 +#define XSPI_INTE_CMDCMPE BIT(0) + +/* Maximum data size of MWRSIZE*/ +#define MWRSIZE_MAX 64 + +/* xSPI Protocol mode */ +#define PROTO_1S_2S_2S 0x48 +#define PROTO_2S_2S_2S 0x49 +#define PROTO_1S_4S_4S 0x090 +#define PROTO_4S_4S_4S 0x092 + +#endif /* __RENESAS_XSPI_IF_REGS_H__ */ diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig index 7199cb0bd0b9..c5a169395162 100644 --- a/drivers/mmc/host/Kconfig +++ b/drivers/mmc/host/Kconfig @@ -681,8 +681,8 @@ config MMC_TMIO_CORE config MMC_SDHI tristate "Renesas SDHI SD/SDIO controller support" depends on SUPERH || ARCH_RENESAS || COMPILE_TEST + depends on (RESET_CONTROLLER && REGULATOR) || !OF select MMC_TMIO_CORE - select RESET_CONTROLLER if ARCH_RENESAS help This provides support for the SDHI SD/SDIO controller found in Renesas SuperH, ARM and ARM64 based SoCs diff --git a/drivers/mmc/host/renesas_sdhi.h b/drivers/mmc/host/renesas_sdhi.h index f12a87442338..291ddb4ad9be 100644 --- a/drivers/mmc/host/renesas_sdhi.h +++ b/drivers/mmc/host/renesas_sdhi.h @@ -95,6 +95,7 @@ struct renesas_sdhi { struct reset_control *rstc; struct tmio_mmc_host *host; + struct regulator_dev *rdev; }; #define host_to_priv(host) \ diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 73e9c50968e1..f123fcb8e01e 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -32,6 +32,8 @@ #include #include #include +#include +#include #include #include #include @@ -585,12 +587,24 @@ static void renesas_sdhi_reset(struct tmio_mmc_host *host, bool preserve) if (!preserve) { if (priv->rstc) { + u32 sd_status; + /* + * HW reset might have toggled the regulator state in + * HW which regulator core might be unaware of so save + * and restore the regulator state during HW reset. + */ + if (priv->rdev) + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + reset_control_reset(priv->rstc); /* Unknown why but without polling reset status, it will hang */ read_poll_timeout(reset_control_status, ret, ret == 0, 1, 100, false, priv->rstc); /* At least SDHI_VER_GEN2_SDR50 needs manual release of reset */ sd_ctrl_write16(host, CTL_RESET_SD, 0x0001); + if (priv->rdev) + sd_ctrl_write32(host, CTL_SD_STATUS, sd_status); + priv->needs_adjust_hs400 = false; renesas_sdhi_set_clock(host, host->clk_cache); @@ -908,6 +922,102 @@ static void renesas_sdhi_enable_dma(struct tmio_mmc_host *host, bool enable) renesas_sdhi_sdbuf_width(host, enable ? width : 16); } +static const unsigned int renesas_sdhi_vqmmc_voltages[] = { + 3300000, 1800000 +}; + +static int renesas_sdhi_regulator_disable(struct regulator_dev *rdev) +{ + struct tmio_mmc_host *host = rdev_get_drvdata(rdev); + u32 sd_status; + + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + sd_status &= ~SD_STATUS_PWEN; + sd_ctrl_write32(host, CTL_SD_STATUS, sd_status); + + return 0; +} + +static int renesas_sdhi_regulator_enable(struct regulator_dev *rdev) +{ + struct tmio_mmc_host *host = rdev_get_drvdata(rdev); + u32 sd_status; + + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + sd_status |= SD_STATUS_PWEN; + sd_ctrl_write32(host, CTL_SD_STATUS, sd_status); + + return 0; +} + +static int renesas_sdhi_regulator_is_enabled(struct regulator_dev *rdev) +{ + struct tmio_mmc_host *host = rdev_get_drvdata(rdev); + u32 sd_status; + + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + + return (sd_status & SD_STATUS_PWEN) ? 1 : 0; +} + +static int renesas_sdhi_regulator_get_voltage(struct regulator_dev *rdev) +{ + struct tmio_mmc_host *host = rdev_get_drvdata(rdev); + u32 sd_status; + + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + + return (sd_status & SD_STATUS_IOVS) ? 1800000 : 3300000; +} + +static int renesas_sdhi_regulator_set_voltage(struct regulator_dev *rdev, + int min_uV, int max_uV, + unsigned int *selector) +{ + struct tmio_mmc_host *host = rdev_get_drvdata(rdev); + u32 sd_status; + + sd_status = sd_ctrl_read32(host, CTL_SD_STATUS); + if (min_uV >= 1700000 && max_uV <= 1950000) { + sd_status |= SD_STATUS_IOVS; + *selector = 1; + } else { + sd_status &= ~SD_STATUS_IOVS; + *selector = 0; + } + sd_ctrl_write32(host, CTL_SD_STATUS, sd_status); + + return 0; +} + +static int renesas_sdhi_regulator_list_voltage(struct regulator_dev *rdev, + unsigned int selector) +{ + if (selector >= ARRAY_SIZE(renesas_sdhi_vqmmc_voltages)) + return -EINVAL; + + return renesas_sdhi_vqmmc_voltages[selector]; +} + +static const struct regulator_ops renesas_sdhi_regulator_voltage_ops = { + .enable = renesas_sdhi_regulator_enable, + .disable = renesas_sdhi_regulator_disable, + .is_enabled = renesas_sdhi_regulator_is_enabled, + .list_voltage = renesas_sdhi_regulator_list_voltage, + .get_voltage = renesas_sdhi_regulator_get_voltage, + .set_voltage = renesas_sdhi_regulator_set_voltage, +}; + +static const struct regulator_desc renesas_sdhi_vqmmc_regulator = { + .name = "sdhi-vqmmc-regulator", + .of_match = of_match_ptr("vqmmc-regulator"), + .type = REGULATOR_VOLTAGE, + .owner = THIS_MODULE, + .ops = &renesas_sdhi_regulator_voltage_ops, + .volt_table = renesas_sdhi_vqmmc_voltages, + .n_voltages = ARRAY_SIZE(renesas_sdhi_vqmmc_voltages), +}; + int renesas_sdhi_probe(struct platform_device *pdev, const struct tmio_mmc_dma_ops *dma_ops, const struct renesas_sdhi_of_data *of_data, @@ -915,7 +1025,10 @@ int renesas_sdhi_probe(struct platform_device *pdev, { struct tmio_mmc_data *mmd = pdev->dev.platform_data; struct tmio_mmc_data *mmc_data; + struct regulator_config rcfg = { .dev = &pdev->dev, }; + struct regulator_dev *rdev; struct renesas_sdhi_dma *dma_priv; + struct device *dev = &pdev->dev; struct tmio_mmc_host *host; struct renesas_sdhi *priv; int num_irqs, irq, ret, i; @@ -1057,6 +1170,19 @@ int renesas_sdhi_probe(struct platform_device *pdev, if (ret) goto efree; + rcfg.of_node = of_get_available_child_by_name(dev->of_node, "vqmmc-regulator"); + if (rcfg.of_node) { + rcfg.driver_data = priv->host; + rdev = devm_regulator_register(dev, &renesas_sdhi_vqmmc_regulator, &rcfg); + of_node_put(rcfg.of_node); + if (IS_ERR(rdev)) { + dev_err(dev, "regulator register failed err=%ld", PTR_ERR(rdev)); + ret = PTR_ERR(rdev); + goto edisclk; + } + priv->rdev = rdev; + } + ver = sd_ctrl_read16(host, CTL_VERSION); /* GEN2_SDR104 is first known SDHI to use 32bit block count */ if (ver < SDHI_VER_GEN2_SDR104 && mmc_data->max_blk_count > U16_MAX) diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h index a75755f31d31..41787ea77a13 100644 --- a/drivers/mmc/host/tmio_mmc.h +++ b/drivers/mmc/host/tmio_mmc.h @@ -44,6 +44,7 @@ #define CTL_RESET_SD 0xe0 #define CTL_VERSION 0xe2 #define CTL_SDIF_MODE 0xe6 /* only known on R-Car 2+ */ +#define CTL_SD_STATUS 0xf2 /* only known on RZ/{G2L,G3E,V2H} */ /* Definitions for values the CTL_STOP_INTERNAL_ACTION register can take */ #define TMIO_STOP_STP BIT(0) @@ -103,6 +104,10 @@ /* Definitions for values the CTL_SDIF_MODE register can take */ #define SDIF_MODE_HS400 BIT(0) /* only known on R-Car 2+ */ +/* Definitions for values the CTL_SD_STATUS register can take */ +#define SD_STATUS_PWEN BIT(0) /* only known on RZ/{G3E,V2H} */ +#define SD_STATUS_IOVS BIT(16) /* only known on RZ/{G3E,V2H} */ + /* Define some IRQ masks */ /* This is the mask used at reset by the chip */ #define TMIO_MASK_ALL 0x837f031d @@ -226,6 +231,11 @@ static inline u32 sd_ctrl_read16_and_16_as_32(struct tmio_mmc_host *host, ioread16(host->ctl + ((addr + 2) << host->bus_shift)) << 16; } +static inline u32 sd_ctrl_read32(struct tmio_mmc_host *host, int addr) +{ + return ioread32(host->ctl + (addr << host->bus_shift)); +} + static inline void sd_ctrl_read32_rep(struct tmio_mmc_host *host, int addr, u32 *buf, int count) { diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 24dd15c91722..bd404c41ab6f 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -21,6 +21,7 @@ * wherever it is modified to a readable name. */ +#include #include #include #include @@ -74,33 +75,24 @@ #define RCANFD_GSTS_GNOPM (BIT(0) | BIT(1) | BIT(2) | BIT(3)) /* RSCFDnCFDGERFL / RSCFDnGERFL */ -#define RCANFD_GERFL_EEF0_7 GENMASK(23, 16) -#define RCANFD_GERFL_EEF(ch) BIT(16 + (ch)) +#define RCANFD_GERFL_EEF GENMASK(23, 16) #define RCANFD_GERFL_CMPOF BIT(3) /* CAN FD only */ #define RCANFD_GERFL_THLES BIT(2) #define RCANFD_GERFL_MES BIT(1) #define RCANFD_GERFL_DEF BIT(0) #define RCANFD_GERFL_ERR(gpriv, x) \ - ((x) & (reg_gen4(gpriv, RCANFD_GERFL_EEF0_7, \ - RCANFD_GERFL_EEF(0) | RCANFD_GERFL_EEF(1)) | \ - RCANFD_GERFL_MES | \ - ((gpriv)->fdmode ? RCANFD_GERFL_CMPOF : 0))) +({\ + typeof(gpriv) (_gpriv) = (gpriv); \ + ((x) & ((FIELD_PREP(RCANFD_GERFL_EEF, (_gpriv)->channels_mask)) | \ + RCANFD_GERFL_MES | ((_gpriv)->fdmode ? RCANFD_GERFL_CMPOF : 0))); \ +}) /* AFL Rx rules registers */ -/* RSCFDnCFDGAFLCFG0 / RSCFDnGAFLCFG0 */ -#define RCANFD_GAFLCFG_SETRNC(gpriv, n, x) \ - (((x) & reg_gen4(gpriv, 0x1ff, 0xff)) << \ - (reg_gen4(gpriv, 16, 24) - ((n) & 1) * reg_gen4(gpriv, 16, 8))) - -#define RCANFD_GAFLCFG_GETRNC(gpriv, n, x) \ - (((x) >> (reg_gen4(gpriv, 16, 24) - ((n) & 1) * reg_gen4(gpriv, 16, 8))) & \ - reg_gen4(gpriv, 0x1ff, 0xff)) - /* RSCFDnCFDGAFLECTR / RSCFDnGAFLECTR */ #define RCANFD_GAFLECTR_AFLDAE BIT(8) -#define RCANFD_GAFLECTR_AFLPN(gpriv, x) ((x) & reg_gen4(gpriv, 0x7f, 0x1f)) +#define RCANFD_GAFLECTR_AFLPN(gpriv, page_num) ((page_num) & (gpriv)->info->max_aflpn) /* RSCFDnCFDGAFLIDj / RSCFDnGAFLIDj */ #define RCANFD_GAFLID_GAFLLB BIT(29) @@ -118,13 +110,13 @@ /* RSCFDnCFDCmNCFG - CAN FD only */ #define RCANFD_NCFG_NTSEG2(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0x7f, 0x1f)) << reg_gen4(gpriv, 25, 24)) + (((x) & ((gpriv)->info->nom_bittiming->tseg2_max - 1)) << (gpriv)->info->sh->ntseg2) #define RCANFD_NCFG_NTSEG1(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0xff, 0x7f)) << reg_gen4(gpriv, 17, 16)) + (((x) & ((gpriv)->info->nom_bittiming->tseg1_max - 1)) << (gpriv)->info->sh->ntseg1) #define RCANFD_NCFG_NSJW(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0x7f, 0x1f)) << reg_gen4(gpriv, 10, 11)) + (((x) & ((gpriv)->info->nom_bittiming->sjw_max - 1)) << (gpriv)->info->sh->nsjw) #define RCANFD_NCFG_NBRP(x) (((x) & 0x3ff) << 0) @@ -186,13 +178,13 @@ #define RCANFD_CERFL_ERR(x) ((x) & (0x7fff)) /* above bits 14:0 */ /* RSCFDnCFDCmDCFG */ -#define RCANFD_DCFG_DSJW(gpriv, x) (((x) & reg_gen4(gpriv, 0xf, 0x7)) << 24) +#define RCANFD_DCFG_DSJW(gpriv, x) (((x) & ((gpriv)->info->data_bittiming->sjw_max - 1)) << 24) #define RCANFD_DCFG_DTSEG2(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0x0f, 0x7)) << reg_gen4(gpriv, 16, 20)) + (((x) & ((gpriv)->info->data_bittiming->tseg2_max - 1)) << (gpriv)->info->sh->dtseg2) #define RCANFD_DCFG_DTSEG1(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0x1f, 0xf)) << reg_gen4(gpriv, 8, 16)) + (((x) & ((gpriv)->info->data_bittiming->tseg1_max - 1)) << (gpriv)->info->sh->dtseg1) #define RCANFD_DCFG_DBRP(x) (((x) & 0xff) << 0) @@ -233,11 +225,14 @@ /* Common FIFO bits */ /* RSCFDnCFDCFCCk */ -#define RCANFD_CFCC_CFTML(gpriv, x) \ - (((x) & reg_gen4(gpriv, 0x1f, 0xf)) << reg_gen4(gpriv, 16, 20)) -#define RCANFD_CFCC_CFM(gpriv, x) (((x) & 0x3) << reg_gen4(gpriv, 8, 16)) +#define RCANFD_CFCC_CFTML(gpriv, cftml) \ +({\ + typeof(gpriv) (_gpriv) = (gpriv); \ + (((cftml) & (_gpriv)->info->max_cftml) << (_gpriv)->info->sh->cftml); \ +}) +#define RCANFD_CFCC_CFM(gpriv, x) (((x) & 0x3) << (gpriv)->info->sh->cfm) #define RCANFD_CFCC_CFIM BIT(12) -#define RCANFD_CFCC_CFDC(gpriv, x) (((x) & 0x7) << reg_gen4(gpriv, 21, 8)) +#define RCANFD_CFCC_CFDC(gpriv, x) (((x) & 0x7) << (gpriv)->info->sh->cfdc) #define RCANFD_CFCC_CFPLS(x) (((x) & 0x7) << 4) #define RCANFD_CFCC_CFTXIE BIT(2) #define RCANFD_CFCC_CFE BIT(0) @@ -298,14 +293,14 @@ /* RSCFDnCFDGAFLECTR / RSCFDnGAFLECTR */ #define RCANFD_GAFLECTR (0x0098) /* RSCFDnCFDGAFLCFG / RSCFDnGAFLCFG */ -#define RCANFD_GAFLCFG(ch) (0x009c + (0x04 * ((ch) / 2))) +#define RCANFD_GAFLCFG(w) (0x009c + (0x04 * (w))) /* RSCFDnCFDRMNB / RSCFDnRMNB */ #define RCANFD_RMNB (0x00a4) /* RSCFDnCFDRMND / RSCFDnRMND */ #define RCANFD_RMND(y) (0x00a8 + (0x04 * (y))) /* RSCFDnCFDRFCCx / RSCFDnRFCCx */ -#define RCANFD_RFCC(gpriv, x) (reg_gen4(gpriv, 0x00c0, 0x00b8) + (0x04 * (x))) +#define RCANFD_RFCC(gpriv, x) ((gpriv)->info->regs->rfcc + (0x04 * (x))) /* RSCFDnCFDRFSTSx / RSCFDnRFSTSx */ #define RCANFD_RFSTS(gpriv, x) (RCANFD_RFCC(gpriv, x) + 0x20) /* RSCFDnCFDRFPCTRx / RSCFDnRFPCTRx */ @@ -315,13 +310,13 @@ /* RSCFDnCFDCFCCx / RSCFDnCFCCx */ #define RCANFD_CFCC(gpriv, ch, idx) \ - (reg_gen4(gpriv, 0x0120, 0x0118) + (0x0c * (ch)) + (0x04 * (idx))) + ((gpriv)->info->regs->cfcc + (0x0c * (ch)) + (0x04 * (idx))) /* RSCFDnCFDCFSTSx / RSCFDnCFSTSx */ #define RCANFD_CFSTS(gpriv, ch, idx) \ - (reg_gen4(gpriv, 0x01e0, 0x0178) + (0x0c * (ch)) + (0x04 * (idx))) + ((gpriv)->info->regs->cfsts + (0x0c * (ch)) + (0x04 * (idx))) /* RSCFDnCFDCFPCTRx / RSCFDnCFPCTRx */ #define RCANFD_CFPCTR(gpriv, ch, idx) \ - (reg_gen4(gpriv, 0x0240, 0x01d8) + (0x0c * (ch)) + (0x04 * (idx))) + ((gpriv)->info->regs->cfpctr + (0x0c * (ch)) + (0x04 * (idx))) /* RSCFDnCFDFESTS / RSCFDnFESTS */ #define RCANFD_FESTS (0x0238) @@ -437,7 +432,7 @@ /* CAN FD mode specific register map */ /* RSCFDnCFDCmXXX -> RCANFD_F_XXX(m) */ -#define RCANFD_F_DCFG(gpriv, m) (reg_gen4(gpriv, 0x1400, 0x0500) + (0x20 * (m))) +#define RCANFD_F_DCFG(gpriv, m) ((gpriv)->info->regs->f_dcfg + (0x20 * (m))) #define RCANFD_F_CFDCFG(m) (0x0504 + (0x20 * (m))) #define RCANFD_F_CFDCTR(m) (0x0508 + (0x20 * (m))) #define RCANFD_F_CFDSTS(m) (0x050c + (0x20 * (m))) @@ -453,7 +448,7 @@ #define RCANFD_F_RMDF(q, b) (0x200c + (0x04 * (b)) + (0x20 * (q))) /* RSCFDnCFDRFXXx -> RCANFD_F_RFXX(x) */ -#define RCANFD_F_RFOFFSET(gpriv) reg_gen4(gpriv, 0x6000, 0x3000) +#define RCANFD_F_RFOFFSET(gpriv) ((gpriv)->info->regs->rfoffset) #define RCANFD_F_RFID(gpriv, x) (RCANFD_F_RFOFFSET(gpriv) + (0x80 * (x))) #define RCANFD_F_RFPTR(gpriv, x) (RCANFD_F_RFOFFSET(gpriv) + 0x04 + (0x80 * (x))) #define RCANFD_F_RFFDSTS(gpriv, x) (RCANFD_F_RFOFFSET(gpriv) + 0x08 + (0x80 * (x))) @@ -461,7 +456,7 @@ (RCANFD_F_RFOFFSET(gpriv) + 0x0c + (0x80 * (x)) + (0x04 * (df))) /* RSCFDnCFDCFXXk -> RCANFD_F_CFXX(ch, k) */ -#define RCANFD_F_CFOFFSET(gpriv) reg_gen4(gpriv, 0x6400, 0x3400) +#define RCANFD_F_CFOFFSET(gpriv) ((gpriv)->info->regs->cfoffset) #define RCANFD_F_CFID(gpriv, ch, idx) \ (RCANFD_F_CFOFFSET(gpriv) + (0x180 * (ch)) + (0x80 * (idx))) @@ -510,12 +505,43 @@ struct rcar_canfd_global; +struct rcar_canfd_regs { + u16 rfcc; /* RX FIFO Configuration/Control Register */ + u16 cfcc; /* Common FIFO Configuration/Control Register */ + u16 cfsts; /* Common FIFO Status Register */ + u16 cfpctr; /* Common FIFO Pointer Control Register */ + u16 f_dcfg; /* Global FD Configuration Register */ + u16 rfoffset; /* Receive FIFO buffer access ID register */ + u16 cfoffset; /* Transmit/receive FIFO buffer access ID register */ +}; + +struct rcar_canfd_shift_data { + u8 ntseg2; /* Nominal Bit Rate Time Segment 2 Control */ + u8 ntseg1; /* Nominal Bit Rate Time Segment 1 Control */ + u8 nsjw; /* Nominal Bit Rate Resynchronization Jump Width Control */ + u8 dtseg2; /* Data Bit Rate Time Segment 2 Control */ + u8 dtseg1; /* Data Bit Rate Time Segment 1 Control */ + u8 cftml; /* Common FIFO TX Message Buffer Link */ + u8 cfm; /* Common FIFO Mode */ + u8 cfdc; /* Common FIFO Depth Configuration */ +}; + struct rcar_canfd_hw_info { + const struct can_bittiming_const *nom_bittiming; + const struct can_bittiming_const *data_bittiming; + const struct rcar_canfd_regs *regs; + const struct rcar_canfd_shift_data *sh; + u8 rnc_field_width; + u8 max_aflpn; + u8 max_cftml; u8 max_channels; u8 postdiv; /* hardware features */ unsigned shared_global_irqs:1; /* Has shared global irqs */ unsigned multi_channel_irqs:1; /* Has multiple channel irqs */ + unsigned ch_interface_mode:1; /* Has channel interface mode */ + unsigned shared_can_regs:1; /* Has shared classical can registers */ + unsigned external_clk:1; /* Has external clock */ }; /* Channel priv data */ @@ -548,7 +574,7 @@ struct rcar_canfd_global { }; /* CAN FD mode nominal rate constants */ -static const struct can_bittiming_const rcar_canfd_nom_bittiming_const = { +static const struct can_bittiming_const rcar_canfd_gen3_nom_bittiming_const = { .name = RCANFD_DRV_NAME, .tseg1_min = 2, .tseg1_max = 128, @@ -560,8 +586,20 @@ static const struct can_bittiming_const rcar_canfd_nom_bittiming_const = { .brp_inc = 1, }; +static const struct can_bittiming_const rcar_canfd_gen4_nom_bittiming_const = { + .name = RCANFD_DRV_NAME, + .tseg1_min = 2, + .tseg1_max = 256, + .tseg2_min = 2, + .tseg2_max = 128, + .sjw_max = 128, + .brp_min = 1, + .brp_max = 1024, + .brp_inc = 1, +}; + /* CAN FD mode data rate constants */ -static const struct can_bittiming_const rcar_canfd_data_bittiming_const = { +static const struct can_bittiming_const rcar_canfd_gen3_data_bittiming_const = { .name = RCANFD_DRV_NAME, .tseg1_min = 2, .tseg1_max = 16, @@ -573,6 +611,18 @@ static const struct can_bittiming_const rcar_canfd_data_bittiming_const = { .brp_inc = 1, }; +static const struct can_bittiming_const rcar_canfd_gen4_data_bittiming_const = { + .name = RCANFD_DRV_NAME, + .tseg1_min = 2, + .tseg1_max = 32, + .tseg2_min = 2, + .tseg2_max = 16, + .sjw_max = 16, + .brp_min = 1, + .brp_max = 256, + .brp_inc = 1, +}; + /* Classical CAN mode bitrate constants */ static const struct can_bittiming_const rcar_canfd_bittiming_const = { .name = RCANFD_DRV_NAME, @@ -586,36 +636,113 @@ static const struct can_bittiming_const rcar_canfd_bittiming_const = { .brp_inc = 1, }; +static const struct rcar_canfd_regs rcar_gen3_regs = { + .rfcc = 0x00b8, + .cfcc = 0x0118, + .cfsts = 0x0178, + .cfpctr = 0x01d8, + .f_dcfg = 0x0500, + .rfoffset = 0x3000, + .cfoffset = 0x3400, +}; + +static const struct rcar_canfd_regs rcar_gen4_regs = { + .rfcc = 0x00c0, + .cfcc = 0x0120, + .cfsts = 0x01e0, + .cfpctr = 0x0240, + .f_dcfg = 0x1400, + .rfoffset = 0x6000, + .cfoffset = 0x6400, +}; + +static const struct rcar_canfd_shift_data rcar_gen3_shift_data = { + .ntseg2 = 24, + .ntseg1 = 16, + .nsjw = 11, + .dtseg2 = 20, + .dtseg1 = 16, + .cftml = 20, + .cfm = 16, + .cfdc = 8, +}; + +static const struct rcar_canfd_shift_data rcar_gen4_shift_data = { + .ntseg2 = 25, + .ntseg1 = 17, + .nsjw = 10, + .dtseg2 = 16, + .dtseg1 = 8, + .cftml = 16, + .cfm = 8, + .cfdc = 21, +}; + static const struct rcar_canfd_hw_info rcar_gen3_hw_info = { + .nom_bittiming = &rcar_canfd_gen3_nom_bittiming_const, + .data_bittiming = &rcar_canfd_gen3_data_bittiming_const, + .regs = &rcar_gen3_regs, + .sh = &rcar_gen3_shift_data, + .rnc_field_width = 8, + .max_aflpn = 31, + .max_cftml = 15, .max_channels = 2, .postdiv = 2, .shared_global_irqs = 1, + .ch_interface_mode = 0, + .shared_can_regs = 0, + .external_clk = 1, }; static const struct rcar_canfd_hw_info rcar_gen4_hw_info = { + .nom_bittiming = &rcar_canfd_gen4_nom_bittiming_const, + .data_bittiming = &rcar_canfd_gen4_data_bittiming_const, + .regs = &rcar_gen4_regs, + .sh = &rcar_gen4_shift_data, + .rnc_field_width = 16, + .max_aflpn = 127, + .max_cftml = 31, .max_channels = 8, .postdiv = 2, .shared_global_irqs = 1, + .ch_interface_mode = 1, + .shared_can_regs = 1, + .external_clk = 1, }; static const struct rcar_canfd_hw_info rzg2l_hw_info = { + .nom_bittiming = &rcar_canfd_gen3_nom_bittiming_const, + .data_bittiming = &rcar_canfd_gen3_data_bittiming_const, + .regs = &rcar_gen3_regs, + .sh = &rcar_gen3_shift_data, + .rnc_field_width = 8, + .max_aflpn = 31, + .max_cftml = 15, .max_channels = 2, .postdiv = 1, .multi_channel_irqs = 1, + .ch_interface_mode = 0, + .shared_can_regs = 0, + .external_clk = 1, }; -/* Helper functions */ -static inline bool is_gen4(struct rcar_canfd_global *gpriv) -{ - return gpriv->info == &rcar_gen4_hw_info; -} - -static inline u32 reg_gen4(struct rcar_canfd_global *gpriv, - u32 gen4, u32 not_gen4) -{ - return is_gen4(gpriv) ? gen4 : not_gen4; -} +static const struct rcar_canfd_hw_info r9a09g047_hw_info = { + .nom_bittiming = &rcar_canfd_gen4_nom_bittiming_const, + .data_bittiming = &rcar_canfd_gen4_data_bittiming_const, + .regs = &rcar_gen4_regs, + .sh = &rcar_gen4_shift_data, + .rnc_field_width = 16, + .max_aflpn = 63, + .max_cftml = 31, + .max_channels = 6, + .postdiv = 1, + .multi_channel_irqs = 1, + .ch_interface_mode = 1, + .shared_can_regs = 1, + .external_clk = 0, +}; +/* Helper functions */ static inline void rcar_canfd_update(u32 mask, u32 val, u32 __iomem *reg) { u32 data = readl(reg); @@ -681,9 +808,20 @@ static void rcar_canfd_tx_failure_cleanup(struct net_device *ndev) can_free_echo_skb(ndev, i, NULL); } +static void rcar_canfd_setrnc(struct rcar_canfd_global *gpriv, unsigned int ch, + unsigned int num_rules) +{ + unsigned int rnc_stride = 32 / gpriv->info->rnc_field_width; + unsigned int shift = 32 - (ch % rnc_stride + 1) * gpriv->info->rnc_field_width; + unsigned int w = ch / rnc_stride; + u32 rnc = num_rules << shift; + + rcar_canfd_set_bit(gpriv->base, RCANFD_GAFLCFG(w), rnc); +} + static void rcar_canfd_set_mode(struct rcar_canfd_global *gpriv) { - if (is_gen4(gpriv)) { + if (gpriv->info->ch_interface_mode) { u32 ch, val = gpriv->fdmode ? RCANFD_GEN4_FDCFG_FDOE : RCANFD_GEN4_FDCFG_CLOE; @@ -790,7 +928,7 @@ static void rcar_canfd_configure_controller(struct rcar_canfd_global *gpriv) static void rcar_canfd_configure_afl_rules(struct rcar_canfd_global *gpriv, u32 ch, u32 rule_entry) { - int offset, page, num_rules = RCANFD_CHANNEL_NUMRULES; + unsigned int offset, page, num_rules = RCANFD_CHANNEL_NUMRULES; u32 rule_entry_index = rule_entry % 16; u32 ridx = ch + RCANFD_RFFIFO_IDX; @@ -801,9 +939,8 @@ static void rcar_canfd_configure_afl_rules(struct rcar_canfd_global *gpriv, RCANFD_GAFLECTR_AFLDAE)); /* Write number of rules for channel */ - rcar_canfd_set_bit(gpriv->base, RCANFD_GAFLCFG(ch), - RCANFD_GAFLCFG_SETRNC(gpriv, ch, num_rules)); - if (is_gen4(gpriv)) + rcar_canfd_setrnc(gpriv, ch, num_rules); + if (gpriv->info->shared_can_regs) offset = RCANFD_GEN4_GAFL_OFFSET; else if (gpriv->fdmode) offset = RCANFD_F_GAFL_OFFSET; @@ -943,7 +1080,7 @@ static void rcar_canfd_global_error(struct net_device *ndev) u32 ridx = ch + RCANFD_RFFIFO_IDX; gerfl = rcar_canfd_read(priv->base, RCANFD_GERFL); - if (gerfl & RCANFD_GERFL_EEF(ch)) { + if (gerfl & FIELD_PREP(RCANFD_GERFL_EEF, BIT(ch))) { netdev_dbg(ndev, "Ch%u: ECC Error flag\n", ch); stats->tx_dropped++; } @@ -1339,7 +1476,7 @@ static void rcar_canfd_set_bittiming(struct net_device *dev) brp, sjw, tseg1, tseg2); } else { /* Classical CAN only mode */ - if (is_gen4(gpriv)) { + if (gpriv->info->shared_can_regs) { cfg = (RCANFD_NCFG_NTSEG1(gpriv, tseg1) | RCANFD_NCFG_NBRP(brp) | RCANFD_NCFG_NSJW(gpriv, sjw) | @@ -1504,7 +1641,7 @@ static netdev_tx_t rcar_canfd_start_xmit(struct sk_buff *skb, dlc = RCANFD_CFPTR_CFDLC(can_fd_len2dlc(cf->len)); - if ((priv->can.ctrlmode & CAN_CTRLMODE_FD) || is_gen4(gpriv)) { + if ((priv->can.ctrlmode & CAN_CTRLMODE_FD) || gpriv->info->shared_can_regs) { rcar_canfd_write(priv->base, RCANFD_F_CFID(gpriv, ch, RCANFD_CFFIFO_IDX), id); rcar_canfd_write(priv->base, @@ -1563,7 +1700,7 @@ static void rcar_canfd_rx_pkt(struct rcar_canfd_channel *priv) u32 ch = priv->channel; u32 ridx = ch + RCANFD_RFFIFO_IDX; - if ((priv->can.ctrlmode & CAN_CTRLMODE_FD) || is_gen4(gpriv)) { + if ((priv->can.ctrlmode & CAN_CTRLMODE_FD) || gpriv->info->shared_can_regs) { id = rcar_canfd_read(priv->base, RCANFD_F_RFID(gpriv, ridx)); dlc = rcar_canfd_read(priv->base, RCANFD_F_RFPTR(gpriv, ridx)); @@ -1614,7 +1751,7 @@ static void rcar_canfd_rx_pkt(struct rcar_canfd_channel *priv) cf->len = can_cc_dlc2len(RCANFD_RFPTR_RFDLC(dlc)); if (id & RCANFD_RFID_RFRTR) cf->can_id |= CAN_RTR_FLAG; - else if (is_gen4(gpriv)) + else if (gpriv->info->shared_can_regs) rcar_canfd_get_data(priv, cf, RCANFD_F_RFDF(gpriv, ridx, 0)); else rcar_canfd_get_data(priv, cf, RCANFD_C_RFDF(ridx, 0)); @@ -1737,16 +1874,19 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, if (info->multi_channel_irqs) { char *irq_name; + char name[10]; int err_irq; int tx_irq; - err_irq = platform_get_irq_byname(pdev, ch == 0 ? "ch0_err" : "ch1_err"); + scnprintf(name, sizeof(name), "ch%u_err", ch); + err_irq = platform_get_irq_byname(pdev, name); if (err_irq < 0) { err = err_irq; goto fail; } - tx_irq = platform_get_irq_byname(pdev, ch == 0 ? "ch0_trx" : "ch1_trx"); + scnprintf(name, sizeof(name), "ch%u_trx", ch); + tx_irq = platform_get_irq_byname(pdev, name); if (tx_irq < 0) { err = tx_irq; goto fail; @@ -1783,9 +1923,8 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, } if (gpriv->fdmode) { - priv->can.bittiming_const = &rcar_canfd_nom_bittiming_const; - priv->can.data_bittiming_const = - &rcar_canfd_data_bittiming_const; + priv->can.bittiming_const = gpriv->info->nom_bittiming; + priv->can.data_bittiming_const = gpriv->info->data_bittiming; /* Controller starts in CAN FD only mode */ err = can_set_static_ctrlmode(ndev, CAN_CTRLMODE_FD); @@ -1847,6 +1986,7 @@ static int rcar_canfd_probe(struct platform_device *pdev) u32 rule_entry = 0; bool fdmode = true; /* CAN FD only mode - default */ char name[9] = "channelX"; + struct clk *clk_ram; int i; info = of_device_get_match_data(dev); @@ -1856,13 +1996,13 @@ static int rcar_canfd_probe(struct platform_device *pdev) for (i = 0; i < info->max_channels; ++i) { name[7] = '0' + i; - of_child = of_get_child_by_name(dev->of_node, name); - if (of_child && of_device_is_available(of_child)) { + of_child = of_get_available_child_by_name(dev->of_node, name); + if (of_child) { channels_mask |= BIT(i); transceivers[i] = devm_of_phy_optional_get(dev, of_child, NULL); + of_node_put(of_child); } - of_node_put(of_child); if (IS_ERR(transceivers[i])) return PTR_ERR(transceivers[i]); } @@ -1933,9 +2073,14 @@ static int rcar_canfd_probe(struct platform_device *pdev) fcan_freq = clk_get_rate(gpriv->can_clk) / info->postdiv; } else { fcan_freq = clk_get_rate(gpriv->can_clk); - gpriv->extclk = true; + gpriv->extclk = gpriv->info->external_clk; } + clk_ram = devm_clk_get_optional_enabled(dev, "ram_clk"); + if (IS_ERR(clk_ram)) + return dev_err_probe(dev, PTR_ERR(clk_ram), + "cannot get enabled ram clock\n"); + addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(addr)) { err = PTR_ERR(addr); @@ -2098,6 +2243,7 @@ static SIMPLE_DEV_PM_OPS(rcar_canfd_pm_ops, rcar_canfd_suspend, static const __maybe_unused struct of_device_id rcar_canfd_of_table[] = { { .compatible = "renesas,r8a779a0-canfd", .data = &rcar_gen4_hw_info }, + { .compatible = "renesas,r9a09g047-canfd", .data = &r9a09g047_hw_info }, { .compatible = "renesas,rcar-gen3-canfd", .data = &rcar_gen3_hw_info }, { .compatible = "renesas,rcar-gen4-canfd", .data = &rcar_gen4_hw_info }, { .compatible = "renesas,rzg2l-canfd", .data = &rzg2l_hw_info }, diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h index a7de5cf6b317..7b48060c250b 100644 --- a/drivers/net/ethernet/renesas/ravb.h +++ b/drivers/net/ethernet/renesas/ravb.h @@ -998,6 +998,8 @@ enum CSR1_BIT { CSR1_TDHD = 0x08000000, }; +#define CSR1_CSUM_ENABLE (CSR1_TTCP4 | CSR1_TUDP4 | CSR1_TTCP6 | CSR1_TUDP6) + enum CSR2_BIT { CSR2_RIP4 = 0x00000001, CSR2_RTCP4 = 0x00000010, @@ -1012,6 +1014,9 @@ enum CSR2_BIT { CSR2_RDHD = 0x08000000, }; +#define CSR2_CSUM_ENABLE (CSR2_RTCP4 | CSR2_RUDP4 | CSR2_RICMP4 | \ + CSR2_RTCP6 | CSR2_RUDP6 | CSR2_RICMP6) + #define DBAT_ENTRY_NUM 22 #define RX_QUEUE_OFFSET 4 #define NUM_RX_QUEUE 2 @@ -1050,6 +1055,7 @@ struct ravb_hw_info { size_t gstrings_size; netdev_features_t net_hw_features; netdev_features_t net_features; + netdev_features_t vlan_features; int stats_len; u32 tccr_mask; u32 tx_max_frame_size; diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 641ad4054df4..64af8f360e95 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -504,11 +504,10 @@ static void ravb_csum_init_gbeth(struct net_device *ndev) ndev->features &= ~NETIF_F_RXCSUM; } else { if (tx_enable) - ravb_write(ndev, CSR1_TIP4 | CSR1_TTCP4 | CSR1_TUDP4, CSR1); + ravb_write(ndev, CSR1_CSUM_ENABLE, CSR1); if (rx_enable) - ravb_write(ndev, CSR2_RIP4 | CSR2_RTCP4 | CSR2_RUDP4 | CSR2_RICMP4, - CSR2); + ravb_write(ndev, CSR2_CSUM_ENABLE, CSR2); } done: @@ -750,38 +749,34 @@ static void ravb_get_tx_tstamp(struct net_device *ndev) static void ravb_rx_csum_gbeth(struct sk_buff *skb) { struct skb_shared_info *shinfo = skb_shinfo(skb); - __wsum csum_ip_hdr, csum_proto; - skb_frag_t *last_frag; - u8 *hw_csum; + size_t csum_len; + u16 *hw_csum; - /* The hardware checksum status is contained in sizeof(__sum16) * 2 = 4 - * bytes appended to packet data. First 2 bytes is ip header checksum - * and last 2 bytes is protocol checksum. + /* The hardware checksum status is contained in 4 bytes appended to + * packet data. + * + * For ipv4, the first 2 bytes are the ip header checksum status. We can + * ignore this as it will always be re-checked in inet_gro_receive(). + * + * The last 2 bytes are the protocol checksum status which will be zero + * if the checksum has been validated. */ - if (unlikely(skb->len < sizeof(__sum16) * 2)) + csum_len = sizeof(*hw_csum) * 2; + if (unlikely(skb->len < csum_len)) return; if (skb_is_nonlinear(skb)) { - last_frag = &shinfo->frags[shinfo->nr_frags - 1]; - hw_csum = skb_frag_address(last_frag) + - skb_frag_size(last_frag); + skb_frag_t *last_frag = &shinfo->frags[shinfo->nr_frags - 1]; + + hw_csum = (u16 *)(skb_frag_address(last_frag) + + skb_frag_size(last_frag)); + skb_frag_size_sub(last_frag, csum_len); } else { - hw_csum = skb_tail_pointer(skb); + hw_csum = (u16 *)skb_tail_pointer(skb); + skb_trim(skb, skb->len - csum_len); } - hw_csum -= sizeof(__sum16); - csum_proto = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum)); - - hw_csum -= sizeof(__sum16); - csum_ip_hdr = csum_unfold((__force __sum16)get_unaligned_le16(hw_csum)); - - if (skb_is_nonlinear(skb)) - skb_frag_size_sub(last_frag, 2 * sizeof(__sum16)); - else - skb_trim(skb, skb->len - 2 * sizeof(__sum16)); - - /* TODO: IPV6 Rx checksum */ - if (skb->protocol == htons(ETH_P_IP) && !csum_ip_hdr && !csum_proto) + if (!get_unaligned(--hw_csum)) skb->ip_summed = CHECKSUM_UNNECESSARY; } @@ -2067,32 +2062,44 @@ static void ravb_tx_timeout_work(struct work_struct *work) static bool ravb_can_tx_csum_gbeth(struct sk_buff *skb) { - struct iphdr *ip = ip_hdr(skb); + u16 net_protocol = ntohs(skb->protocol); + u8 inner_protocol; - /* TODO: Need to add support for VLAN tag 802.1Q */ - if (skb_vlan_tag_present(skb)) - return false; + /* GbEth IP can calculate the checksum if: + * - there are zero or one VLAN headers with TPID=0x8100 + * - the network protocol is IPv4 or IPv6 + * - the transport protocol is TCP, UDP or ICMP + * - the packet is not fragmented + */ - /* TODO: Need to add hardware checksum for IPv6 */ - if (skb->protocol != htons(ETH_P_IP)) - return false; + if (net_protocol == ETH_P_8021Q) { + struct vlan_hdr vhdr, *vh; - switch (ip->protocol) { - case IPPROTO_TCP: - break; - case IPPROTO_UDP: - /* If the checksum value in the UDP header field is 0, TOE does - * not calculate checksum for UDP part of this frame as it is - * optional function as per standards. - */ - if (udp_hdr(skb)->check == 0) + vh = skb_header_pointer(skb, ETH_HLEN, sizeof(vhdr), &vhdr); + if (!vh) return false; + + net_protocol = ntohs(vh->h_vlan_encapsulated_proto); + } + + switch (net_protocol) { + case ETH_P_IP: + inner_protocol = ip_hdr(skb)->protocol; + break; + case ETH_P_IPV6: + inner_protocol = ipv6_hdr(skb)->nexthdr; break; default: return false; } - return true; + switch (inner_protocol) { + case IPPROTO_TCP: + case IPPROTO_UDP: + return true; + default: + return false; + } } /* Packet transmit function for Ethernet AVB */ @@ -2550,7 +2557,7 @@ static int ravb_set_features_gbeth(struct net_device *ndev, spin_lock_irqsave(&priv->lock, flags); if (changed & NETIF_F_RXCSUM) { if (features & NETIF_F_RXCSUM) - val = CSR2_RIP4 | CSR2_RTCP4 | CSR2_RUDP4 | CSR2_RICMP4; + val = CSR2_CSUM_ENABLE; else val = 0; @@ -2561,7 +2568,7 @@ static int ravb_set_features_gbeth(struct net_device *ndev, if (changed & NETIF_F_HW_CSUM) { if (features & NETIF_F_HW_CSUM) - val = CSR1_TIP4 | CSR1_TTCP4 | CSR1_TUDP4; + val = CSR1_CSUM_ENABLE; else val = 0; @@ -2799,6 +2806,7 @@ static const struct ravb_hw_info gbeth_hw_info = { .gstrings_size = sizeof(ravb_gstrings_stats_gbeth), .net_hw_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM, .net_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM, + .vlan_features = NETIF_F_RXCSUM | NETIF_F_HW_CSUM, .stats_len = ARRAY_SIZE(ravb_gstrings_stats_gbeth), .tccr_mask = TCCR_TSRQ0, .tx_max_frame_size = 1522, @@ -2941,6 +2949,7 @@ static int ravb_probe(struct platform_device *pdev) ndev->features = info->net_features; ndev->hw_features = info->net_hw_features; + ndev->vlan_features = info->vlan_features; error = reset_control_deassert(rstc); if (error) diff --git a/drivers/net/ethernet/stmicro/stmmac/Kconfig b/drivers/net/ethernet/stmicro/stmmac/Kconfig index 05cc07b8f48c..fcf5da66fd02 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Kconfig +++ b/drivers/net/ethernet/stmicro/stmmac/Kconfig @@ -131,6 +131,17 @@ config DWMAC_QCOM_ETHQOS This selects the Qualcomm ETHQOS glue layer support for the stmmac device driver. +config DWMAC_RENESAS_GBETH + tristate "Renesas RZ/V2H(P) GBETH support" + default ARCH_RENESAS + depends on OF && (ARCH_RENESAS || COMPILE_TEST) + help + Support for Gigabit Ethernet Interface (GBETH) on Renesas + RZ/V2H(P) SoCs. + + This selects the Renesas RZ/V2H(P) Soc specific glue layer support + for the stmmac device driver. + config DWMAC_ROCKCHIP tristate "Rockchip dwmac support" default ARCH_ROCKCHIP diff --git a/drivers/net/ethernet/stmicro/stmmac/Makefile b/drivers/net/ethernet/stmicro/stmmac/Makefile index c2f0e91f6bf8..dd53002cbfb0 100644 --- a/drivers/net/ethernet/stmicro/stmmac/Makefile +++ b/drivers/net/ethernet/stmicro/stmmac/Makefile @@ -20,6 +20,7 @@ obj-$(CONFIG_DWMAC_LPC18XX) += dwmac-lpc18xx.o obj-$(CONFIG_DWMAC_MEDIATEK) += dwmac-mediatek.o obj-$(CONFIG_DWMAC_MESON) += dwmac-meson.o dwmac-meson8b.o obj-$(CONFIG_DWMAC_QCOM_ETHQOS) += dwmac-qcom-ethqos.o +obj-$(CONFIG_DWMAC_RENESAS_GBETH) += dwmac-renesas-gbeth.o obj-$(CONFIG_DWMAC_ROCKCHIP) += dwmac-rk.o obj-$(CONFIG_DWMAC_RZN1) += dwmac-rzn1.o obj-$(CONFIG_DWMAC_SOCFPGA) += dwmac-altr-socfpga.o diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c new file mode 100644 index 000000000000..8bd554bf94f9 --- /dev/null +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-renesas-gbeth.c @@ -0,0 +1,146 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * dwmac-renesas-gbeth.c - DWMAC Specific Glue layer for Renesas GBETH + * + * The Rx and Tx clocks are supplied as follows for the GBETH IP. + * + * Rx / Tx + * -------+------------- on / off ------- + * | + * | Rx-180 / Tx-180 + * +---- not ---- on / off ------- + * + * Copyright (C) 2025 Renesas Electronics Corporation + */ + +#include +#include +#include +#include +#include + +#include "stmmac_platform.h" + +struct renesas_gbeth { + struct plat_stmmacenet_data *plat_dat; + struct reset_control *rstc; + struct device *dev; +}; + +static const char *const renesas_gbeth_clks[] = { + "tx", "tx-180", "rx", "rx-180", +}; + +static int renesas_gbeth_init(struct platform_device *pdev, void *priv) +{ + struct plat_stmmacenet_data *plat_dat; + struct renesas_gbeth *gbeth = priv; + int ret; + + plat_dat = gbeth->plat_dat; + + ret = reset_control_deassert(gbeth->rstc); + if (ret) { + dev_err(gbeth->dev, "Reset deassert failed\n"); + return ret; + } + + ret = clk_bulk_prepare_enable(plat_dat->num_clks, + plat_dat->clks); + if (ret) + reset_control_assert(gbeth->rstc); + + return ret; +} + +static void renesas_gbeth_exit(struct platform_device *pdev, void *priv) +{ + struct plat_stmmacenet_data *plat_dat; + struct renesas_gbeth *gbeth = priv; + int ret; + + plat_dat = gbeth->plat_dat; + + clk_bulk_disable_unprepare(plat_dat->num_clks, plat_dat->clks); + + ret = reset_control_assert(gbeth->rstc); + if (ret) + dev_err(gbeth->dev, "Reset assert failed\n"); +} + +static int renesas_gbeth_probe(struct platform_device *pdev) +{ + struct plat_stmmacenet_data *plat_dat; + struct stmmac_resources stmmac_res; + struct device *dev = &pdev->dev; + struct renesas_gbeth *gbeth; + unsigned int i; + int err; + + err = stmmac_get_platform_resources(pdev, &stmmac_res); + if (err) + return dev_err_probe(dev, err, + "failed to get resources\n"); + + plat_dat = devm_stmmac_probe_config_dt(pdev, stmmac_res.mac); + if (IS_ERR(plat_dat)) + return dev_err_probe(dev, PTR_ERR(plat_dat), + "dt configuration failed\n"); + + gbeth = devm_kzalloc(dev, sizeof(*gbeth), GFP_KERNEL); + if (!gbeth) + return -ENOMEM; + + plat_dat->num_clks = ARRAY_SIZE(renesas_gbeth_clks); + plat_dat->clks = devm_kcalloc(dev, plat_dat->num_clks, + sizeof(*plat_dat->clks), GFP_KERNEL); + if (!plat_dat->clks) + return -ENOMEM; + + for (i = 0; i < plat_dat->num_clks; i++) + plat_dat->clks[i].id = renesas_gbeth_clks[i]; + + err = devm_clk_bulk_get(dev, plat_dat->num_clks, plat_dat->clks); + if (err < 0) + return err; + + plat_dat->clk_tx_i = stmmac_pltfr_find_clk(plat_dat, "tx"); + if (!plat_dat->clk_tx_i) + return dev_err_probe(dev, -EINVAL, + "error finding tx clock\n"); + + gbeth->rstc = devm_reset_control_get_exclusive(dev, NULL); + if (IS_ERR(gbeth->rstc)) + return PTR_ERR(gbeth->rstc); + + gbeth->dev = dev; + gbeth->plat_dat = plat_dat; + plat_dat->bsp_priv = gbeth; + plat_dat->set_clk_tx_rate = stmmac_set_clk_tx_rate; + plat_dat->init = renesas_gbeth_init; + plat_dat->exit = renesas_gbeth_exit; + + plat_dat->flags |= STMMAC_FLAG_HWTSTAMP_CORRECT_LATENCY | + STMMAC_FLAG_SPH_DISABLE; + + return devm_stmmac_pltfr_probe(pdev, plat_dat, &stmmac_res); +} + +static const struct of_device_id renesas_gbeth_match[] = { + { .compatible = "renesas,rzv2h-gbeth", }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, renesas_gbeth_match); + +static struct platform_driver renesas_gbeth_driver = { + .probe = renesas_gbeth_probe, + .driver = { + .name = "renesas-gbeth", + .of_match_table = renesas_gbeth_match, + }, +}; +module_platform_driver(renesas_gbeth_driver); + +MODULE_AUTHOR("Lad Prabhakar "); +MODULE_DESCRIPTION("Renesas GBETH DWMAC Specific Glue layer"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index ea135203ff2e..7a976aab322f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -421,6 +421,8 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt); int stmmac_reinit_ringparam(struct net_device *dev, u32 rx_size, u32 tx_size); int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled); void stmmac_fpe_apply(struct stmmac_priv *priv); +int stmmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed); static inline bool stmmac_xdp_is_enabled(struct stmmac_priv *priv) { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 04bacb04770f..e330e698b3f1 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -179,6 +179,38 @@ int stmmac_bus_clks_config(struct stmmac_priv *priv, bool enabled) } EXPORT_SYMBOL_GPL(stmmac_bus_clks_config); +/** + * stmmac_set_clk_tx_rate() - set the clock rate for the MAC transmit clock + * @bsp_priv: BSP private data structure (unused) + * @clk_tx_i: the transmit clock + * @interface: the selected interface mode + * @speed: the speed that the MAC will be operating at + * + * Set the transmit clock rate for the MAC, normally 2.5MHz for 10Mbps, + * 25MHz for 100Mbps and 125MHz for 1Gbps. This is suitable for at least + * MII, GMII, RGMII and RMII interface modes. Platforms can hook this into + * the plat_data->set_clk_tx_rate method directly, call it via their own + * implementation, or implement their own method should they have more + * complex requirements. It is intended to only be used in this method. + * + * plat_data->clk_tx_i must be filled in. + */ +int stmmac_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed) +{ + long rate = rgmii_clock(speed); + + /* Silently ignore unsupported speeds as rgmii_clock() only + * supports 10, 100 and 1000Mbps. We do not want to spit + * errors for 2500 and higher speeds here. + */ + if (rate < 0) + return 0; + + return clk_set_rate(clk_tx_i, rate); +} +EXPORT_SYMBOL_GPL(stmmac_set_clk_tx_rate); + /** * stmmac_verify_args - verify the driver parameters. * Description: it checks the driver parameters and set a default in case of @@ -1023,6 +1055,7 @@ static void stmmac_mac_link_up(struct phylink_config *config, { struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); u32 old_ctrl, ctrl; + int ret; if ((priv->plat->flags & STMMAC_FLAG_SERDES_UP_AFTER_PHY_LINKUP) && priv->plat->serdes_powerup) @@ -1115,6 +1148,16 @@ static void stmmac_mac_link_up(struct phylink_config *config, if (ctrl != old_ctrl) writel(ctrl, priv->ioaddr + MAC_CTRL_REG); + if (priv->plat->set_clk_tx_rate) { + ret = priv->plat->set_clk_tx_rate(priv->plat->bsp_priv, + priv->plat->clk_tx_i, + interface, speed); + if (ret < 0) + netdev_err(priv->dev, + "failed to configure transmit clock for %dMbps: %pe\n", + speed, ERR_PTR(ret)); + } + stmmac_mac_set(priv, priv->ioaddr, true); if (phy && priv->dma_cap.eee) { priv->eee_active = diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 8fd868b671a2..0c7c7c29d6eb 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -705,6 +705,17 @@ devm_stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac) #endif /* CONFIG_OF */ EXPORT_SYMBOL_GPL(devm_stmmac_probe_config_dt); +struct clk *stmmac_pltfr_find_clk(struct plat_stmmacenet_data *plat_dat, + const char *name) +{ + for (int i = 0; i < plat_dat->num_clks; i++) + if (strcmp(plat_dat->clks[i].id, name) == 0) + return plat_dat->clks[i].clk; + + return NULL; +} +EXPORT_SYMBOL_GPL(stmmac_pltfr_find_clk); + int stmmac_get_platform_resources(struct platform_device *pdev, struct stmmac_resources *stmmac_res) { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h index 72dc1a32e46d..6e6561e29d6e 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.h @@ -14,6 +14,9 @@ struct plat_stmmacenet_data * devm_stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac); +struct clk *stmmac_pltfr_find_clk(struct plat_stmmacenet_data *plat_dat, + const char *name); + int stmmac_get_platform_resources(struct platform_device *pdev, struct stmmac_resources *stmmac_res); diff --git a/drivers/of/base.c b/drivers/of/base.c index 4bb87e0cbaf1..c2ecd77325a3 100644 --- a/drivers/of/base.c +++ b/drivers/of/base.c @@ -771,6 +771,33 @@ struct device_node *of_get_child_by_name(const struct device_node *node, } EXPORT_SYMBOL(of_get_child_by_name); +/** + * of_get_available_child_by_name - Find the available child node by name for a given parent + * @node: parent node + * @name: child name to look for. + * + * This function looks for child node for given matching name and checks the + * device's availability for use. + * + * Return: A node pointer if found, with refcount incremented, use + * of_node_put() on it when done. + * Returns NULL if node is not found. + */ +struct device_node *of_get_available_child_by_name(const struct device_node *node, + const char *name) +{ + struct device_node *child; + + child = of_get_child_by_name(node, name); + if (child && !of_device_is_available(child)) { + of_node_put(child); + return NULL; + } + + return child; +} +EXPORT_SYMBOL(of_get_available_child_by_name); + struct device_node *__of_find_node_by_path(struct device_node *parent, const char *path) { diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c index b45aee8f5964..a65e39d106a9 100644 --- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c +++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c @@ -29,8 +29,10 @@ #define USB2_INT_ENABLE 0x000 #define USB2_AHB_BUS_CTR 0x008 #define USB2_USBCTR 0x00c +#define USB2_REGEN_CG_CTRL 0x104 /* RZ/V2H(P) only */ #define USB2_SPD_RSM_TIMSET 0x10c #define USB2_OC_TIMSET 0x110 +#define USB2_UTMI_CTRL 0x118 /* RZ/V2H(P) only */ #define USB2_COMMCTRL 0x600 #define USB2_OBINTSTA 0x604 #define USB2_OBINTEN 0x608 @@ -51,12 +53,18 @@ #define USB2_USBCTR_DIRPD BIT(2) #define USB2_USBCTR_PLL_RST BIT(1) +/* REGEN_CG_CTRL*/ +#define USB2_REGEN_CG_CTRL_UPHY_WEN BIT(0) + /* SPD_RSM_TIMSET */ #define USB2_SPD_RSM_TIMSET_INIT 0x014e029b /* OC_TIMSET */ #define USB2_OC_TIMSET_INIT 0x000209ab +/* UTMI_CTRL */ +#define USB2_UTMI_CTRL_INIT 0x8000018f + /* COMMCTRL */ #define USB2_COMMCTRL_OTG_PERI BIT(31) /* 1 = Peripheral mode */ @@ -126,12 +134,14 @@ struct rcar_gen3_chan { bool is_otg_channel; bool uses_otg_pins; bool soc_no_adp_ctrl; + bool utmi_ctrl; }; struct rcar_gen3_phy_drv_data { const struct phy_ops *phy_usb2_ops; bool no_adp_ctrl; bool init_bus; + bool utmi_ctrl; }; /* @@ -477,6 +487,14 @@ static int rcar_gen3_phy_usb2_init(struct phy *p) if (rphy->int_enable_bits) rcar_gen3_init_otg(channel); + if (channel->utmi_ctrl) { + val = readl(usb2_base + USB2_REGEN_CG_CTRL) | USB2_REGEN_CG_CTRL_UPHY_WEN; + writel(val, usb2_base + USB2_REGEN_CG_CTRL); + + writel(USB2_UTMI_CTRL_INIT, usb2_base + USB2_UTMI_CTRL); + writel(val & ~USB2_REGEN_CG_CTRL_UPHY_WEN, usb2_base + USB2_REGEN_CG_CTRL); + } + rphy->initialized = true; return 0; @@ -592,6 +610,12 @@ static const struct rcar_gen3_phy_drv_data rz_g3s_phy_usb2_data = { .init_bus = true, }; +static const struct rcar_gen3_phy_drv_data rz_v2h_phy_usb2_data = { + .phy_usb2_ops = &rcar_gen3_phy_usb2_ops, + .no_adp_ctrl = true, + .utmi_ctrl = true, +}; + static const struct of_device_id rcar_gen3_phy_usb2_match_table[] = { { .compatible = "renesas,usb2-phy-r8a77470", @@ -609,14 +633,18 @@ static const struct of_device_id rcar_gen3_phy_usb2_match_table[] = { .compatible = "renesas,usb2-phy-r8a77965", .data = &rcar_gen3_phy_usb2_data, }, - { - .compatible = "renesas,rzg2l-usb2-phy", - .data = &rz_g2l_phy_usb2_data, - }, { .compatible = "renesas,usb2-phy-r9a08g045", .data = &rz_g3s_phy_usb2_data, }, + { + .compatible = "renesas,usb2-phy-r9a09g057", + .data = &rz_v2h_phy_usb2_data, + }, + { + .compatible = "renesas,rzg2l-usb2-phy", + .data = &rz_g2l_phy_usb2_data, + }, { .compatible = "renesas,rcar-gen3-usb2-phy", .data = &rcar_gen3_phy_usb2_data, @@ -764,6 +792,8 @@ static int rcar_gen3_phy_usb2_probe(struct platform_device *pdev) if (phy_data->no_adp_ctrl) channel->obint_enable_bits = USB2_OBINT_IDCHG_EN; + channel->utmi_ctrl = phy_data->utmi_ctrl; + spin_lock_init(&channel->lock); for (i = 0; i < NUM_OF_PHYS; i++) { channel->rphys[i].phy = devm_phy_create(dev, NULL, diff --git a/drivers/pinctrl/renesas/Kconfig b/drivers/pinctrl/renesas/Kconfig index 7f3f41c7fe54..e16034fc1bbf 100644 --- a/drivers/pinctrl/renesas/Kconfig +++ b/drivers/pinctrl/renesas/Kconfig @@ -41,6 +41,8 @@ config PINCTRL_RENESAS select PINCTRL_PFC_R8A779H0 if ARCH_R8A779H0 select PINCTRL_RZG2L if ARCH_RZG2L select PINCTRL_RZV2M if ARCH_R9A09G011 + select PINCTRL_RZG2L if ARCH_R9A09G047 + select PINCTRL_RZG2L if ARCH_R9A09G056 select PINCTRL_RZG2L if ARCH_R9A09G057 select PINCTRL_PFC_SH7203 if CPU_SUBTYPE_SH7203 select PINCTRL_PFC_SH7264 if CPU_SUBTYPE_SH7264 diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 698ab8cc970a..1ea2dc1608b3 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -26,6 +26,8 @@ #include #include +#include +#include #include #include "../core.h" @@ -139,11 +141,11 @@ #define IEN(off) (0x1800 + (off) * 8) #define PUPD(off) (0x1C00 + (off) * 8) #define ISEL(off) (0x2C00 + (off) * 8) +#define NOD(off) (0x3000 + (off) * 8) +#define SMT(off) (0x3400 + (off) * 8) #define SD_CH(off, ch) ((off) + (ch) * 4) #define ETH_POC(off, ch) ((off) + (ch) * 4) #define QSPI (0x3008) -#define ETH_MODE (0x3018) -#define PFC_OEN (0x3C40) /* known on RZ/V2H(P) only */ #define PVDD_2500 2 /* I/O domain voltage 2.5V */ #define PVDD_1800 1 /* I/O domain voltage <= 1.8V */ @@ -160,6 +162,8 @@ #define IOLH_MASK 0x03 #define SR_MASK 0x01 #define PUPD_MASK 0x03 +#define NOD_MASK 0x01 +#define SMT_MASK 0x01 #define PM_INPUT 0x1 #define PM_OUTPUT 0x2 @@ -168,7 +172,6 @@ #define RZG2L_PIN_ID_TO_PIN(id) ((id) % RZG2L_PINS_PER_PORT) #define RZG2L_TINT_MAX_INTERRUPT 32 -#define RZG2L_TINT_IRQ_START_INDEX 9 #define RZG2L_PACK_HWIRQ(t, i) (((t) << 16) | (i)) /* Custom pinconf parameters */ @@ -216,11 +219,13 @@ static const struct pin_config_item renesas_rzv2h_conf_items[] = { * @pwpr: PWPR register offset * @sd_ch: SD_CH register offset * @eth_poc: ETH_POC register offset + * @oen: OEN register offset */ struct rzg2l_register_offsets { u16 pwpr; u16 sd_ch; u16 eth_poc; + u16 oen; }; /** @@ -247,7 +252,9 @@ enum rzg2l_iolh_index { * @iolh_groupb_ua: IOLH group B uA specific values * @iolh_groupc_ua: IOLH group C uA specific values * @iolh_groupb_oi: IOLH group B output impedance specific values + * @tint_start_index: the start index for the TINT interrupts * @drive_strength_ua: drive strength in uA is supported (otherwise mA is supported) + * @oen_pwpr_lock: flag indicating if the OEN register is locked by PWPR * @func_base: base number for port function (see register PFC) * @oen_max_pin: the maximum pin number supporting output enable * @oen_max_port: the maximum port number supporting output enable @@ -258,7 +265,9 @@ struct rzg2l_hwcfg { u16 iolh_groupb_ua[RZG2L_IOLH_IDX_MAX]; u16 iolh_groupc_ua[RZG2L_IOLH_IDX_MAX]; u16 iolh_groupb_oi[4]; + u16 tint_start_index; bool drive_strength_ua; + bool oen_pwpr_lock; u8 func_base; u8 oen_max_pin; u8 oen_max_port; @@ -288,8 +297,7 @@ struct rzg2l_pinctrl_data { #endif void (*pwpr_pfc_lock_unlock)(struct rzg2l_pinctrl *pctrl, bool lock); void (*pmc_writeb)(struct rzg2l_pinctrl *pctrl, u8 val, u16 offset); - u32 (*oen_read)(struct rzg2l_pinctrl *pctrl, unsigned int _pin); - int (*oen_write)(struct rzg2l_pinctrl *pctrl, unsigned int _pin, u8 oen); + int (*pin_to_oen_bit)(struct rzg2l_pinctrl *pctrl, unsigned int _pin); int (*hw_to_bias_param)(unsigned int val); int (*bias_param_to_hw)(enum pin_config_param param); }; @@ -315,7 +323,7 @@ struct rzg2l_pinctrl_pin_settings { * @ien: IEN registers cache * @sd_ch: SD_CH registers cache * @eth_poc: ET_POC registers cache - * @eth_mode: ETH_MODE register cache + * @oen: Output Enable register cache * @qspi: QSPI registers cache */ struct rzg2l_pinctrl_reg_cache { @@ -328,7 +336,7 @@ struct rzg2l_pinctrl_reg_cache { u32 *pupd[2]; u8 sd_ch[2]; u8 eth_poc[2]; - u8 eth_mode; + u8 oen; u8 qspi; }; @@ -378,13 +386,75 @@ static u64 rzg2l_pinctrl_get_variable_pin_cfg(struct rzg2l_pinctrl *pctrl, return 0; } +static const u64 r9a09g047_variable_pin_cfg[] = { + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 0, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 1, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 2, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 4, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 5, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PA, 7, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 0, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 2, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 4, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 5, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PB, 7, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 0, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 1, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 2, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 4, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 5, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PD, 7, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 0, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 2, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 4, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 5, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PE, 7, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 0, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 2, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 3, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 4, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 5, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PG, 7, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 0, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 2, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 3, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 4, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PH, 5, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PJ, 0, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PJ, 1, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PJ, 2, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PJ, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PJ, 4, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 0, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 2, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 3, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 4, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_OEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 5, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 6, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZG3E_PL, 7, RZV2H_MPXED_PIN_FUNCS), +}; + static const u64 r9a09g057_variable_pin_cfg[] = { - RZG2L_VARIABLE_PIN_CFG_PACK(11, 0, RZV2H_MPXED_PIN_FUNCS), - RZG2L_VARIABLE_PIN_CFG_PACK(11, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), - RZG2L_VARIABLE_PIN_CFG_PACK(11, 2, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), - RZG2L_VARIABLE_PIN_CFG_PACK(11, 3, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), - RZG2L_VARIABLE_PIN_CFG_PACK(11, 4, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), - RZG2L_VARIABLE_PIN_CFG_PACK(11, 5, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 0, RZV2H_MPXED_PIN_FUNCS), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 1, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 2, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 3, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 4, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), + RZG2L_VARIABLE_PIN_CFG_PACK(RZV2H_PB, 5, RZV2H_MPXED_PIN_FUNCS | PIN_CFG_IEN), }; #ifdef CONFIG_RISCV @@ -1015,34 +1085,48 @@ static int rzg2l_pin_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin) return -EINVAL; } -static u32 rzg2l_read_oen(struct rzg2l_pinctrl *pctrl, unsigned int _pin) +static int rzg2l_read_oen(struct rzg2l_pinctrl *pctrl, unsigned int _pin) { int bit; - bit = rzg2l_pin_to_oen_bit(pctrl, _pin); + if (!pctrl->data->pin_to_oen_bit) + return -EOPNOTSUPP; + + bit = pctrl->data->pin_to_oen_bit(pctrl, _pin); if (bit < 0) - return 0; + return -EINVAL; - return !(readb(pctrl->base + ETH_MODE) & BIT(bit)); + return !(readb(pctrl->base + pctrl->data->hwcfg->regs.oen) & BIT(bit)); } static int rzg2l_write_oen(struct rzg2l_pinctrl *pctrl, unsigned int _pin, u8 oen) { + const struct rzg2l_register_offsets *regs = &pctrl->data->hwcfg->regs; + u16 oen_offset = pctrl->data->hwcfg->regs.oen; unsigned long flags; + u8 val, pwpr; int bit; - u8 val; - bit = rzg2l_pin_to_oen_bit(pctrl, _pin); + if (!pctrl->data->pin_to_oen_bit) + return -EOPNOTSUPP; + + bit = pctrl->data->pin_to_oen_bit(pctrl, _pin); if (bit < 0) - return bit; + return -EINVAL; spin_lock_irqsave(&pctrl->lock, flags); - val = readb(pctrl->base + ETH_MODE); + val = readb(pctrl->base + oen_offset); if (oen) val &= ~BIT(bit); else val |= BIT(bit); - writeb(val, pctrl->base + ETH_MODE); + if (pctrl->data->hwcfg->oen_pwpr_lock) { + pwpr = readb(pctrl->base + regs->pwpr); + writeb(pwpr | PWPR_REGWE_B, pctrl->base + regs->pwpr); + } + writeb(val, pctrl->base + oen_offset); + if (pctrl->data->hwcfg->oen_pwpr_lock) + writeb(pwpr & ~PWPR_REGWE_B, pctrl->base + regs->pwpr); spin_unlock_irqrestore(&pctrl->lock, flags); return 0; @@ -1068,39 +1152,6 @@ static int rzg3s_pin_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin) return bit; } -static u32 rzg3s_oen_read(struct rzg2l_pinctrl *pctrl, unsigned int _pin) -{ - int bit; - - bit = rzg3s_pin_to_oen_bit(pctrl, _pin); - if (bit < 0) - return 0; - - return !(readb(pctrl->base + ETH_MODE) & BIT(bit)); -} - -static int rzg3s_oen_write(struct rzg2l_pinctrl *pctrl, unsigned int _pin, u8 oen) -{ - unsigned long flags; - int bit; - u8 val; - - bit = rzg3s_pin_to_oen_bit(pctrl, _pin); - if (bit < 0) - return bit; - - spin_lock_irqsave(&pctrl->lock, flags); - val = readb(pctrl->base + ETH_MODE); - if (oen) - val &= ~BIT(bit); - else - val |= BIT(bit); - writeb(val, pctrl->base + ETH_MODE); - spin_unlock_irqrestore(&pctrl->lock, flags); - - return 0; -} - static int rzg2l_hw_to_bias_param(unsigned int bias) { switch (bias) { @@ -1166,55 +1217,37 @@ static int rzv2h_bias_param_to_hw(enum pin_config_param param) return -EINVAL; } -static u8 rzv2h_pin_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin) +static int rzg2l_pin_names_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin, + const char * const pin_names[], unsigned int count) { - static const char * const pin_names[] = { "ET0_TXC_TXCLK", "ET1_TXC_TXCLK", - "XSPI0_RESET0N", "XSPI0_CS0N", - "XSPI0_CKN", "XSPI0_CKP" }; const struct pinctrl_pin_desc *pin_desc = &pctrl->desc.pins[_pin]; unsigned int i; - for (i = 0; i < ARRAY_SIZE(pin_names); i++) { + for (i = 0; i < count; i++) { if (!strcmp(pin_desc->name, pin_names[i])) return i; } - /* Should not happen. */ - return 0; + return -EINVAL; } -static u32 rzv2h_oen_read(struct rzg2l_pinctrl *pctrl, unsigned int _pin) +static int rzv2h_pin_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin) { - u8 bit; - - bit = rzv2h_pin_to_oen_bit(pctrl, _pin); + static const char * const pin_names[] = { + "ET0_TXC_TXCLK", "ET1_TXC_TXCLK", "XSPI0_RESET0N", + "XSPI0_CS0N", "XSPI0_CKN", "XSPI0_CKP" + }; - return !(readb(pctrl->base + PFC_OEN) & BIT(bit)); + return rzg2l_pin_names_to_oen_bit(pctrl, _pin, pin_names, ARRAY_SIZE(pin_names)); } -static int rzv2h_oen_write(struct rzg2l_pinctrl *pctrl, unsigned int _pin, u8 oen) +static int rzg3e_pin_to_oen_bit(struct rzg2l_pinctrl *pctrl, unsigned int _pin) { - const struct rzg2l_hwcfg *hwcfg = pctrl->data->hwcfg; - const struct rzg2l_register_offsets *regs = &hwcfg->regs; - unsigned long flags; - u8 val, bit; - u8 pwpr; - - bit = rzv2h_pin_to_oen_bit(pctrl, _pin); - spin_lock_irqsave(&pctrl->lock, flags); - val = readb(pctrl->base + PFC_OEN); - if (oen) - val &= ~BIT(bit); - else - val |= BIT(bit); - - pwpr = readb(pctrl->base + regs->pwpr); - writeb(pwpr | PWPR_REGWE_B, pctrl->base + regs->pwpr); - writeb(val, pctrl->base + PFC_OEN); - writeb(pwpr & ~PWPR_REGWE_B, pctrl->base + regs->pwpr); - spin_unlock_irqrestore(&pctrl->lock, flags); + static const char * const pin_names[] = { + "PB1", "PE1", "PL4", "PL1", "PL2", "PL0" + }; - return 0; + return rzg2l_pin_names_to_oen_bit(pctrl, _pin, pin_names, ARRAY_SIZE(pin_names)); } static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev, @@ -1258,11 +1291,10 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev, case PIN_CONFIG_OUTPUT_ENABLE: if (!(cfg & PIN_CFG_OEN)) return -EINVAL; - if (!pctrl->data->oen_read) - return -EOPNOTSUPP; - arg = pctrl->data->oen_read(pctrl, _pin); - if (!arg) - return -EINVAL; + ret = rzg2l_read_oen(pctrl, _pin); + if (ret < 0) + return ret; + arg = ret; break; case PIN_CONFIG_POWER_SOURCE: @@ -1339,6 +1371,27 @@ static int rzg2l_pinctrl_pinconf_get(struct pinctrl_dev *pctldev, break; } + case PIN_CONFIG_DRIVE_OPEN_DRAIN: + case PIN_CONFIG_DRIVE_PUSH_PULL: + if (!(cfg & PIN_CFG_NOD)) + return -EINVAL; + + arg = rzg2l_read_pin_config(pctrl, NOD(off), bit, NOD_MASK); + if (!arg && param != PIN_CONFIG_DRIVE_PUSH_PULL) + return -EINVAL; + if (arg && param != PIN_CONFIG_DRIVE_OPEN_DRAIN) + return -EINVAL; + break; + + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!(cfg & PIN_CFG_SMT)) + return -EINVAL; + + arg = rzg2l_read_pin_config(pctrl, SMT(off), bit, SMT_MASK); + if (!arg) + return -EINVAL; + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; @@ -1400,9 +1453,7 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, case PIN_CONFIG_OUTPUT_ENABLE: if (!(cfg & PIN_CFG_OEN)) return -EINVAL; - if (!pctrl->data->oen_write) - return -EOPNOTSUPP; - ret = pctrl->data->oen_write(pctrl, _pin, !!arg); + ret = rzg2l_write_oen(pctrl, _pin, !!arg); if (ret) return ret; break; @@ -1468,6 +1519,22 @@ static int rzg2l_pinctrl_pinconf_set(struct pinctrl_dev *pctldev, rzg2l_rmw_pin_config(pctrl, IOLH(off), bit, IOLH_MASK, index); break; + case PIN_CONFIG_DRIVE_OPEN_DRAIN: + case PIN_CONFIG_DRIVE_PUSH_PULL: + if (!(cfg & PIN_CFG_NOD)) + return -EINVAL; + + rzg2l_rmw_pin_config(pctrl, NOD(off), bit, NOD_MASK, + param == PIN_CONFIG_DRIVE_OPEN_DRAIN ? 1 : 0); + break; + + case PIN_CONFIG_INPUT_SCHMITT_ENABLE: + if (!(cfg & PIN_CFG_SMT)) + return -EINVAL; + + rzg2l_rmw_pin_config(pctrl, SMT(off), bit, SMT_MASK, arg); + break; + case RENESAS_RZV2H_PIN_CONFIG_OUTPUT_IMPEDANCE: if (!(cfg & PIN_CFG_IOLH_RZV2H)) return -EINVAL; @@ -1922,6 +1989,73 @@ static const u64 r9a08g045_gpio_configs[] = { RZG2L_GPIO_PORT_PACK(6, 0x2a, RZG3S_MPXED_PIN_FUNCS(A)), /* P18 */ }; +static const char * const rzg3e_gpio_names[] = { + "P00", "P01", "P02", "P03", "P04", "P05", "P06", "P07", + "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", + "P20", "P21", "P22", "P23", "P24", "P25", "P26", "P27", + "P30", "P31", "P32", "P33", "P34", "P35", "P36", "P37", + "P40", "P41", "P42", "P43", "P44", "P45", "P46", "P47", + "P50", "P51", "P52", "P53", "P54", "P55", "P56", "P57", + "P60", "P61", "P62", "P63", "P64", "P65", "P66", "P67", + "P70", "P71", "P72", "P73", "P74", "P75", "P76", "P77", + "P80", "P81", "P82", "P83", "P84", "P85", "P86", "P87", + "", "", "", "", "", "", "", "", + "PA0", "PA1", "PA2", "PA3", "PA4", "PA5", "PA6", "PA7", + "PB0", "PB1", "PB2", "PB3", "PB4", "PB5", "PB6", "PB7", + "PC0", "PC1", "PC2", "PC3", "PC4", "PC5", "PC6", "PC7", + "PD0", "PD1", "PD2", "PD3", "PD4", "PD5", "PD6", "PD7", + "PE0", "PE1", "PE2", "PE3", "PE4", "PE5", "PE6", "PE7", + "PF0", "PF1", "PF2", "PF3", "PF4", "PF5", "PF6", "PF7", + "PG0", "PG1", "PG2", "PG3", "PG4", "PG5", "PG6", "PG7", + "PH0", "PH1", "PH2", "PH3", "PH4", "PH5", "PH6", "PH7", + "", "", "", "", "", "", "", "", + "PJ0", "PJ1", "PJ2", "PJ3", "PJ4", "PJ5", "PJ6", "PJ7", + "PK0", "PK1", "PK2", "PK3", "PK4", "PK5", "PK6", "PK7", + "PL0", "PL1", "PL2", "PL3", "PL4", "PL5", "PL6", "PL7", + "PM0", "PM1", "PM2", "PM3", "PM4", "PM5", "PM6", "PM7", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", + "PS0", "PS1", "PS2", "PS3", "PS4", "PS5", "PS6", "PS7", +}; + +static const u64 r9a09g047_gpio_configs[] = { + RZG2L_GPIO_PORT_PACK(8, 0x20, RZV2H_MPXED_PIN_FUNCS), /* P0 */ + RZG2L_GPIO_PORT_PACK(8, 0x21, RZV2H_MPXED_PIN_FUNCS | + PIN_CFG_ELC), /* P1 */ + RZG2L_GPIO_PORT_PACK(2, 0x22, RZG2L_MPXED_COMMON_PIN_FUNCS(RZV2H) | + PIN_CFG_NOD), /* P2 */ + RZG2L_GPIO_PORT_PACK(8, 0x23, RZV2H_MPXED_PIN_FUNCS), /* P3 */ + RZG2L_GPIO_PORT_PACK(6, 0x24, RZV2H_MPXED_PIN_FUNCS), /* P4 */ + RZG2L_GPIO_PORT_PACK(7, 0x25, RZV2H_MPXED_PIN_FUNCS), /* P5 */ + RZG2L_GPIO_PORT_PACK(7, 0x26, RZV2H_MPXED_PIN_FUNCS), /* P6 */ + RZG2L_GPIO_PORT_PACK(8, 0x27, RZV2H_MPXED_PIN_FUNCS | + PIN_CFG_ELC), /* P7 */ + RZG2L_GPIO_PORT_PACK(6, 0x28, RZV2H_MPXED_PIN_FUNCS), /* P8 */ + 0x0, + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x2a), /* PA */ + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x2b), /* PB */ + RZG2L_GPIO_PORT_PACK(3, 0x2c, RZV2H_MPXED_PIN_FUNCS), /* PC */ + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x2d), /* PD */ + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x2e), /* PE */ + RZG2L_GPIO_PORT_PACK(3, 0x2f, RZV2H_MPXED_PIN_FUNCS), /* PF */ + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x30), /* PG */ + RZG2L_GPIO_PORT_PACK_VARIABLE(6, 0x31), /* PH */ + 0x0, + RZG2L_GPIO_PORT_PACK_VARIABLE(5, 0x33), /* PJ */ + RZG2L_GPIO_PORT_PACK(4, 0x34, RZV2H_MPXED_PIN_FUNCS), /* PK */ + RZG2L_GPIO_PORT_PACK_VARIABLE(8, 0x35), /* PL */ + RZG2L_GPIO_PORT_PACK(8, 0x36, RZV2H_MPXED_PIN_FUNCS), /* PM */ + 0x0, + 0x0, + 0x0, + 0x0, + 0x0, + RZG2L_GPIO_PORT_PACK(4, 0x3c, RZV2H_MPXED_PIN_FUNCS), /* PS */ +}; + static const char * const rzv2h_gpio_names[] = { "P00", "P01", "P02", "P03", "P04", "P05", "P06", "P07", "P10", "P11", "P12", "P13", "P14", "P15", "P16", "P17", @@ -2045,6 +2179,8 @@ static const struct rzg2l_dedicated_configs rzg3s_dedicated_pins[] = { { "TMS/SWDIO", RZG2L_SINGLE_PIN_PACK(0x1, 0, (PIN_CFG_IOLH_A | PIN_CFG_IEN | PIN_CFG_SOFT_PS)) }, { "TDO", RZG2L_SINGLE_PIN_PACK(0x1, 1, (PIN_CFG_IOLH_A | PIN_CFG_SOFT_PS)) }, + { "AUDIO_CLK1", RZG2L_SINGLE_PIN_PACK(0x2, 0, PIN_CFG_IEN) }, + { "AUDIO_CLK2", RZG2L_SINGLE_PIN_PACK(0x2, 1, PIN_CFG_IEN) }, { "WDTOVF_PERROUT#", RZG2L_SINGLE_PIN_PACK(0x6, 0, PIN_CFG_IOLH_A | PIN_CFG_SOFT_PS) }, { "SD0_CLK", RZG2L_SINGLE_PIN_PACK(0x10, 0, (PIN_CFG_IOLH_B | PIN_CFG_IO_VMC_SD0)) }, { "SD0_CMD", RZG2L_SINGLE_PIN_PACK(0x10, 1, (PIN_CFG_IOLH_B | PIN_CFG_IEN | @@ -2079,135 +2215,183 @@ static const struct rzg2l_dedicated_configs rzg3s_dedicated_pins[] = { PIN_CFG_IO_VMC_SD1)) }, }; -static struct rzg2l_dedicated_configs rzv2h_dedicated_pins[] = { - { "NMI", RZG2L_SINGLE_PIN_PACK(0x1, 0, PIN_CFG_NF) }, - { "TMS_SWDIO", RZG2L_SINGLE_PIN_PACK(0x3, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN)) }, - { "TDO", RZG2L_SINGLE_PIN_PACK(0x3, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "WDTUDFCA", RZG2L_SINGLE_PIN_PACK(0x5, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_NOD)) }, - { "WDTUDFCM", RZG2L_SINGLE_PIN_PACK(0x5, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_NOD)) }, - { "SCIF_RXD", RZG2L_SINGLE_PIN_PACK(0x6, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "SCIF_TXD", RZG2L_SINGLE_PIN_PACK(0x6, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_CKP", RZG2L_SINGLE_PIN_PACK(0x7, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "XSPI0_CKN", RZG2L_SINGLE_PIN_PACK(0x7, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "XSPI0_CS0N", RZG2L_SINGLE_PIN_PACK(0x7, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "XSPI0_DS", RZG2L_SINGLE_PIN_PACK(0x7, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_RESET0N", RZG2L_SINGLE_PIN_PACK(0x7, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "XSPI0_RSTO0N", RZG2L_SINGLE_PIN_PACK(0x7, 5, (PIN_CFG_PUPD)) }, - { "XSPI0_INT0N", RZG2L_SINGLE_PIN_PACK(0x7, 6, (PIN_CFG_PUPD)) }, - { "XSPI0_ECS0N", RZG2L_SINGLE_PIN_PACK(0x7, 7, (PIN_CFG_PUPD)) }, - { "XSPI0_IO0", RZG2L_SINGLE_PIN_PACK(0x8, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO1", RZG2L_SINGLE_PIN_PACK(0x8, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO2", RZG2L_SINGLE_PIN_PACK(0x8, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO3", RZG2L_SINGLE_PIN_PACK(0x8, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO4", RZG2L_SINGLE_PIN_PACK(0x8, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO5", RZG2L_SINGLE_PIN_PACK(0x8, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO6", RZG2L_SINGLE_PIN_PACK(0x8, 6, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "XSPI0_IO7", RZG2L_SINGLE_PIN_PACK(0x8, 7, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "SD0CLK", RZG2L_SINGLE_PIN_PACK(0x9, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "SD0CMD", RZG2L_SINGLE_PIN_PACK(0x9, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0RSTN", RZG2L_SINGLE_PIN_PACK(0x9, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "SD0DAT0", RZG2L_SINGLE_PIN_PACK(0xa, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT1", RZG2L_SINGLE_PIN_PACK(0xa, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT2", RZG2L_SINGLE_PIN_PACK(0xa, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT3", RZG2L_SINGLE_PIN_PACK(0xa, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT4", RZG2L_SINGLE_PIN_PACK(0xa, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT5", RZG2L_SINGLE_PIN_PACK(0xa, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT6", RZG2L_SINGLE_PIN_PACK(0xa, 6, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD0DAT7", RZG2L_SINGLE_PIN_PACK(0xa, 7, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD1CLK", RZG2L_SINGLE_PIN_PACK(0xb, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "SD1CMD", RZG2L_SINGLE_PIN_PACK(0xb, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD1DAT0", RZG2L_SINGLE_PIN_PACK(0xc, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD1DAT1", RZG2L_SINGLE_PIN_PACK(0xc, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD1DAT2", RZG2L_SINGLE_PIN_PACK(0xc, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "SD1DAT3", RZG2L_SINGLE_PIN_PACK(0xc, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "PCIE0_RSTOUTB", RZG2L_SINGLE_PIN_PACK(0xe, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "PCIE1_RSTOUTB", RZG2L_SINGLE_PIN_PACK(0xe, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, - { "ET0_MDIO", RZG2L_SINGLE_PIN_PACK(0xf, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "ET0_MDC", RZG2L_SINGLE_PIN_PACK(0xf, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_RXCTL_RXDV", RZG2L_SINGLE_PIN_PACK(0x10, 0, (PIN_CFG_PUPD)) }, - { "ET0_TXCTL_TXEN", RZG2L_SINGLE_PIN_PACK(0x10, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_TXER", RZG2L_SINGLE_PIN_PACK(0x10, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_RXER", RZG2L_SINGLE_PIN_PACK(0x10, 3, (PIN_CFG_PUPD)) }, - { "ET0_RXC_RXCLK", RZG2L_SINGLE_PIN_PACK(0x10, 4, (PIN_CFG_PUPD)) }, - { "ET0_TXC_TXCLK", RZG2L_SINGLE_PIN_PACK(0x10, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "ET0_CRS", RZG2L_SINGLE_PIN_PACK(0x10, 6, (PIN_CFG_PUPD)) }, - { "ET0_COL", RZG2L_SINGLE_PIN_PACK(0x10, 7, (PIN_CFG_PUPD)) }, - { "ET0_TXD0", RZG2L_SINGLE_PIN_PACK(0x11, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_TXD1", RZG2L_SINGLE_PIN_PACK(0x11, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_TXD2", RZG2L_SINGLE_PIN_PACK(0x11, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_TXD3", RZG2L_SINGLE_PIN_PACK(0x11, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET0_RXD0", RZG2L_SINGLE_PIN_PACK(0x11, 4, (PIN_CFG_PUPD)) }, - { "ET0_RXD1", RZG2L_SINGLE_PIN_PACK(0x11, 5, (PIN_CFG_PUPD)) }, - { "ET0_RXD2", RZG2L_SINGLE_PIN_PACK(0x11, 6, (PIN_CFG_PUPD)) }, - { "ET0_RXD3", RZG2L_SINGLE_PIN_PACK(0x11, 7, (PIN_CFG_PUPD)) }, - { "ET1_MDIO", RZG2L_SINGLE_PIN_PACK(0x12, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_IEN | PIN_CFG_PUPD)) }, - { "ET1_MDC", RZG2L_SINGLE_PIN_PACK(0x12, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_RXCTL_RXDV", RZG2L_SINGLE_PIN_PACK(0x13, 0, (PIN_CFG_PUPD)) }, - { "ET1_TXCTL_TXEN", RZG2L_SINGLE_PIN_PACK(0x13, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | +static const struct { + struct rzg2l_dedicated_configs common[77]; + struct rzg2l_dedicated_configs pcie1[1]; +} rzv2h_dedicated_pins = { + .common = { + { "NMI", RZG2L_SINGLE_PIN_PACK(0x1, 0, PIN_CFG_NF) }, + { "TMS_SWDIO", RZG2L_SINGLE_PIN_PACK(0x3, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN)) }, + { "TDO", RZG2L_SINGLE_PIN_PACK(0x3, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "WDTUDFCA", RZG2L_SINGLE_PIN_PACK(0x5, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_NOD)) }, + { "WDTUDFCM", RZG2L_SINGLE_PIN_PACK(0x5, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_NOD)) }, + { "SCIF_RXD", RZG2L_SINGLE_PIN_PACK(0x6, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "SCIF_TXD", RZG2L_SINGLE_PIN_PACK(0x6, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_CKP", RZG2L_SINGLE_PIN_PACK(0x7, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "XSPI0_CKN", RZG2L_SINGLE_PIN_PACK(0x7, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "XSPI0_CS0N", RZG2L_SINGLE_PIN_PACK(0x7, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "XSPI0_DS", RZG2L_SINGLE_PIN_PACK(0x7, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_RESET0N", RZG2L_SINGLE_PIN_PACK(0x7, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "XSPI0_RSTO0N", RZG2L_SINGLE_PIN_PACK(0x7, 5, (PIN_CFG_PUPD)) }, + { "XSPI0_INT0N", RZG2L_SINGLE_PIN_PACK(0x7, 6, (PIN_CFG_PUPD)) }, + { "XSPI0_ECS0N", RZG2L_SINGLE_PIN_PACK(0x7, 7, (PIN_CFG_PUPD)) }, + { "XSPI0_IO0", RZG2L_SINGLE_PIN_PACK(0x8, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO1", RZG2L_SINGLE_PIN_PACK(0x8, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO2", RZG2L_SINGLE_PIN_PACK(0x8, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO3", RZG2L_SINGLE_PIN_PACK(0x8, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO4", RZG2L_SINGLE_PIN_PACK(0x8, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO5", RZG2L_SINGLE_PIN_PACK(0x8, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO6", RZG2L_SINGLE_PIN_PACK(0x8, 6, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "XSPI0_IO7", RZG2L_SINGLE_PIN_PACK(0x8, 7, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "SD0CLK", RZG2L_SINGLE_PIN_PACK(0x9, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0CMD", RZG2L_SINGLE_PIN_PACK(0x9, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0RSTN", RZG2L_SINGLE_PIN_PACK(0x9, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0DAT0", RZG2L_SINGLE_PIN_PACK(0xa, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT1", RZG2L_SINGLE_PIN_PACK(0xa, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT2", RZG2L_SINGLE_PIN_PACK(0xa, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT3", RZG2L_SINGLE_PIN_PACK(0xa, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT4", RZG2L_SINGLE_PIN_PACK(0xa, 4, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT5", RZG2L_SINGLE_PIN_PACK(0xa, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT6", RZG2L_SINGLE_PIN_PACK(0xa, 6, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT7", RZG2L_SINGLE_PIN_PACK(0xa, 7, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD1CLK", RZG2L_SINGLE_PIN_PACK(0xb, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD1CMD", RZG2L_SINGLE_PIN_PACK(0xb, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD1DAT0", RZG2L_SINGLE_PIN_PACK(0xc, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD1DAT1", RZG2L_SINGLE_PIN_PACK(0xc, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD1DAT2", RZG2L_SINGLE_PIN_PACK(0xc, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD1DAT3", RZG2L_SINGLE_PIN_PACK(0xc, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "PCIE0_RSTOUTB", RZG2L_SINGLE_PIN_PACK(0xe, 0, (PIN_CFG_IOLH_RZV2H | + PIN_CFG_SR)) }, + { "ET0_MDIO", RZG2L_SINGLE_PIN_PACK(0xf, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "ET0_MDC", RZG2L_SINGLE_PIN_PACK(0xf, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_PUPD)) }, - { "ET1_TXER", RZG2L_SINGLE_PIN_PACK(0x13, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_RXER", RZG2L_SINGLE_PIN_PACK(0x13, 3, (PIN_CFG_PUPD)) }, - { "ET1_RXC_RXCLK", RZG2L_SINGLE_PIN_PACK(0x13, 4, (PIN_CFG_PUPD)) }, - { "ET1_TXC_TXCLK", RZG2L_SINGLE_PIN_PACK(0x13, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD | PIN_CFG_OEN)) }, - { "ET1_CRS", RZG2L_SINGLE_PIN_PACK(0x13, 6, (PIN_CFG_PUPD)) }, - { "ET1_COL", RZG2L_SINGLE_PIN_PACK(0x13, 7, (PIN_CFG_PUPD)) }, - { "ET1_TXD0", RZG2L_SINGLE_PIN_PACK(0x14, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_TXD1", RZG2L_SINGLE_PIN_PACK(0x14, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_TXD2", RZG2L_SINGLE_PIN_PACK(0x14, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_TXD3", RZG2L_SINGLE_PIN_PACK(0x14, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | - PIN_CFG_PUPD)) }, - { "ET1_RXD0", RZG2L_SINGLE_PIN_PACK(0x14, 4, (PIN_CFG_PUPD)) }, - { "ET1_RXD1", RZG2L_SINGLE_PIN_PACK(0x14, 5, (PIN_CFG_PUPD)) }, - { "ET1_RXD2", RZG2L_SINGLE_PIN_PACK(0x14, 6, (PIN_CFG_PUPD)) }, - { "ET1_RXD3", RZG2L_SINGLE_PIN_PACK(0x14, 7, (PIN_CFG_PUPD)) }, + { "ET0_RXCTL_RXDV", RZG2L_SINGLE_PIN_PACK(0x10, 0, (PIN_CFG_PUPD)) }, + { "ET0_TXCTL_TXEN", RZG2L_SINGLE_PIN_PACK(0x10, 1, (PIN_CFG_IOLH_RZV2H | + PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_TXER", RZG2L_SINGLE_PIN_PACK(0x10, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_RXER", RZG2L_SINGLE_PIN_PACK(0x10, 3, (PIN_CFG_PUPD)) }, + { "ET0_RXC_RXCLK", RZG2L_SINGLE_PIN_PACK(0x10, 4, (PIN_CFG_PUPD)) }, + { "ET0_TXC_TXCLK", RZG2L_SINGLE_PIN_PACK(0x10, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "ET0_CRS", RZG2L_SINGLE_PIN_PACK(0x10, 6, (PIN_CFG_PUPD)) }, + { "ET0_COL", RZG2L_SINGLE_PIN_PACK(0x10, 7, (PIN_CFG_PUPD)) }, + { "ET0_TXD0", RZG2L_SINGLE_PIN_PACK(0x11, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_TXD1", RZG2L_SINGLE_PIN_PACK(0x11, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_TXD2", RZG2L_SINGLE_PIN_PACK(0x11, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_TXD3", RZG2L_SINGLE_PIN_PACK(0x11, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET0_RXD0", RZG2L_SINGLE_PIN_PACK(0x11, 4, (PIN_CFG_PUPD)) }, + { "ET0_RXD1", RZG2L_SINGLE_PIN_PACK(0x11, 5, (PIN_CFG_PUPD)) }, + { "ET0_RXD2", RZG2L_SINGLE_PIN_PACK(0x11, 6, (PIN_CFG_PUPD)) }, + { "ET0_RXD3", RZG2L_SINGLE_PIN_PACK(0x11, 7, (PIN_CFG_PUPD)) }, + { "ET1_MDIO", RZG2L_SINGLE_PIN_PACK(0x12, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "ET1_MDC", RZG2L_SINGLE_PIN_PACK(0x12, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_RXCTL_RXDV", RZG2L_SINGLE_PIN_PACK(0x13, 0, (PIN_CFG_PUPD)) }, + { "ET1_TXCTL_TXEN", RZG2L_SINGLE_PIN_PACK(0x13, 1, (PIN_CFG_IOLH_RZV2H | + PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_TXER", RZG2L_SINGLE_PIN_PACK(0x13, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_RXER", RZG2L_SINGLE_PIN_PACK(0x13, 3, (PIN_CFG_PUPD)) }, + { "ET1_RXC_RXCLK", RZG2L_SINGLE_PIN_PACK(0x13, 4, (PIN_CFG_PUPD)) }, + { "ET1_TXC_TXCLK", RZG2L_SINGLE_PIN_PACK(0x13, 5, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD | PIN_CFG_OEN)) }, + { "ET1_CRS", RZG2L_SINGLE_PIN_PACK(0x13, 6, (PIN_CFG_PUPD)) }, + { "ET1_COL", RZG2L_SINGLE_PIN_PACK(0x13, 7, (PIN_CFG_PUPD)) }, + { "ET1_TXD0", RZG2L_SINGLE_PIN_PACK(0x14, 0, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_TXD1", RZG2L_SINGLE_PIN_PACK(0x14, 1, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_TXD2", RZG2L_SINGLE_PIN_PACK(0x14, 2, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_TXD3", RZG2L_SINGLE_PIN_PACK(0x14, 3, (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | + PIN_CFG_PUPD)) }, + { "ET1_RXD0", RZG2L_SINGLE_PIN_PACK(0x14, 4, (PIN_CFG_PUPD)) }, + { "ET1_RXD1", RZG2L_SINGLE_PIN_PACK(0x14, 5, (PIN_CFG_PUPD)) }, + { "ET1_RXD2", RZG2L_SINGLE_PIN_PACK(0x14, 6, (PIN_CFG_PUPD)) }, + { "ET1_RXD3", RZG2L_SINGLE_PIN_PACK(0x14, 7, (PIN_CFG_PUPD)) }, + }, + .pcie1 = { + { "PCIE1_RSTOUTB", RZG2L_SINGLE_PIN_PACK(0xe, 1, (PIN_CFG_IOLH_RZV2H | + PIN_CFG_SR)) }, + }, +}; + +static struct rzg2l_dedicated_configs rzg3e_dedicated_pins[] = { + { "WDTUDFCA", RZG2L_SINGLE_PIN_PACK(0x5, 0, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_PUPD | PIN_CFG_NOD)) }, + { "WDTUDFCM", RZG2L_SINGLE_PIN_PACK(0x5, 1, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_PUPD | PIN_CFG_NOD)) }, + { "SCIF_RXD", RZG2L_SINGLE_PIN_PACK(0x6, 0, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_PUPD)) }, + { "SCIF_TXD", RZG2L_SINGLE_PIN_PACK(0x6, 1, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_PUPD)) }, + { "SD0CLK", RZG2L_SINGLE_PIN_PACK(0x9, 0, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0CMD", RZG2L_SINGLE_PIN_PACK(0x9, 1, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0RSTN", RZG2L_SINGLE_PIN_PACK(0x9, 2, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0PWEN", RZG2L_SINGLE_PIN_PACK(0x9, 3, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0IOVS", RZG2L_SINGLE_PIN_PACK(0x9, 4, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR)) }, + { "SD0DAT0", RZG2L_SINGLE_PIN_PACK(0xa, 0, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT1", RZG2L_SINGLE_PIN_PACK(0xa, 1, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT2", RZG2L_SINGLE_PIN_PACK(0xa, 2, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT3", RZG2L_SINGLE_PIN_PACK(0xa, 3, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT4", RZG2L_SINGLE_PIN_PACK(0xa, 4, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT5", RZG2L_SINGLE_PIN_PACK(0xa, 5, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT6", RZG2L_SINGLE_PIN_PACK(0xa, 6, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, + { "SD0DAT7", RZG2L_SINGLE_PIN_PACK(0xa, 7, + (PIN_CFG_IOLH_RZV2H | PIN_CFG_SR | PIN_CFG_IEN | PIN_CFG_PUPD)) }, }; static int rzg2l_gpio_get_gpioint(unsigned int virq, struct rzg2l_pinctrl *pctrl) @@ -2381,7 +2565,7 @@ static int rzg2l_gpio_child_to_parent_hwirq(struct gpio_chip *gc, rzg2l_gpio_irq_endisable(pctrl, child, true); pctrl->hwirq[irq] = child; - irq += RZG2L_TINT_IRQ_START_INDEX; + irq += pctrl->data->hwcfg->tint_start_index; /* All these interrupts are level high in the CPU */ *parent_type = IRQ_TYPE_LEVEL_HIGH; @@ -2393,21 +2577,6 @@ static int rzg2l_gpio_child_to_parent_hwirq(struct gpio_chip *gc, return ret; } -static int rzg2l_gpio_populate_parent_fwspec(struct gpio_chip *chip, - union gpio_irq_fwspec *gfwspec, - unsigned int parent_hwirq, - unsigned int parent_type) -{ - struct irq_fwspec *fwspec = &gfwspec->fwspec; - - fwspec->fwnode = chip->irq.parent_domain->fwnode; - fwspec->param_count = 2; - fwspec->param[0] = parent_hwirq; - fwspec->param[1] = parent_type; - - return 0; -} - static void rzg2l_gpio_irq_restore(struct rzg2l_pinctrl *pctrl) { struct irq_domain *domain = pctrl->gpio_chip.irq.domain; @@ -2616,7 +2785,7 @@ static int rzg2l_gpio_register(struct rzg2l_pinctrl *pctrl) girq->fwnode = dev_fwnode(pctrl->dev); girq->parent_domain = parent_domain; girq->child_to_parent_hwirq = rzg2l_gpio_child_to_parent_hwirq; - girq->populate_parent_alloc_arg = rzg2l_gpio_populate_parent_fwspec; + girq->populate_parent_alloc_arg = gpiochip_populate_parent_fwspec_twocell; girq->child_irq_domain_ops.free = rzg2l_gpio_irq_domain_free; girq->init_valid_mask = rzg2l_init_irq_valid_mask; @@ -2742,6 +2911,9 @@ static int rzg2l_pinctrl_probe(struct platform_device *pdev) BUILD_BUG_ON(ARRAY_SIZE(r9a08g045_gpio_configs) * RZG2L_PINS_PER_PORT > ARRAY_SIZE(rzg2l_gpio_names)); + BUILD_BUG_ON(ARRAY_SIZE(r9a09g047_gpio_configs) * RZG2L_PINS_PER_PORT > + ARRAY_SIZE(rzg3e_gpio_names)); + BUILD_BUG_ON(ARRAY_SIZE(r9a09g057_gpio_configs) * RZG2L_PINS_PER_PORT > ARRAY_SIZE(rzv2h_gpio_names)); @@ -2970,7 +3142,7 @@ static int rzg2l_pinctrl_suspend_noirq(struct device *dev) } cache->qspi = readb(pctrl->base + QSPI); - cache->eth_mode = readb(pctrl->base + ETH_MODE); + cache->oen = readb(pctrl->base + pctrl->data->hwcfg->regs.oen); if (!atomic_read(&pctrl->wakeup_path)) clk_disable_unprepare(pctrl->clk); @@ -2986,6 +3158,8 @@ static int rzg2l_pinctrl_resume_noirq(struct device *dev) const struct rzg2l_hwcfg *hwcfg = pctrl->data->hwcfg; const struct rzg2l_register_offsets *regs = &hwcfg->regs; struct rzg2l_pinctrl_reg_cache *cache = pctrl->cache; + unsigned long flags; + u8 pwpr; int ret; if (!atomic_read(&pctrl->wakeup_path)) { @@ -2995,7 +3169,16 @@ static int rzg2l_pinctrl_resume_noirq(struct device *dev) } writeb(cache->qspi, pctrl->base + QSPI); - writeb(cache->eth_mode, pctrl->base + ETH_MODE); + if (pctrl->data->hwcfg->oen_pwpr_lock) { + spin_lock_irqsave(&pctrl->lock, flags); + pwpr = readb(pctrl->base + regs->pwpr); + writeb(pwpr | PWPR_REGWE_B, pctrl->base + regs->pwpr); + } + writeb(cache->oen, pctrl->base + pctrl->data->hwcfg->regs.oen); + if (pctrl->data->hwcfg->oen_pwpr_lock) { + writeb(pwpr & ~PWPR_REGWE_B, pctrl->base + regs->pwpr); + spin_unlock_irqrestore(&pctrl->lock, flags); + } for (u8 i = 0; i < 2; i++) { if (regs->sd_ch) writeb(cache->sd_ch[i], pctrl->base + SD_CH(regs->sd_ch, i)); @@ -3047,12 +3230,14 @@ static const struct rzg2l_hwcfg rzg2l_hwcfg = { .pwpr = 0x3014, .sd_ch = 0x3000, .eth_poc = 0x300c, + .oen = 0x3018, }, .iolh_groupa_ua = { /* 3v3 power source */ [RZG2L_IOLH_IDX_3V3] = 2000, 4000, 8000, 12000, }, .iolh_groupb_oi = { 100, 66, 50, 33, }, + .tint_start_index = 9, .oen_max_pin = 0, }; @@ -3061,6 +3246,7 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = { .pwpr = 0x3000, .sd_ch = 0x3004, .eth_poc = 0x3010, + .oen = 0x3018, }, .iolh_groupa_ua = { /* 1v8 power source */ @@ -3082,6 +3268,7 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = { /* 3v3 power source */ [RZG2L_IOLH_IDX_3V3] = 4500, 5200, 5700, 6050, }, + .tint_start_index = 9, .drive_strength_ua = true, .func_base = 1, .oen_max_pin = 1, /* Pin 1 of P0 and P7 is the maximum OEN pin. */ @@ -3091,7 +3278,10 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = { static const struct rzg2l_hwcfg rzv2h_hwcfg = { .regs = { .pwpr = 0x3c04, + .oen = 0x3c40, }, + .tint_start_index = 17, + .oen_pwpr_lock = true, }; static struct rzg2l_pinctrl_data r9a07g043_data = { @@ -3108,8 +3298,7 @@ static struct rzg2l_pinctrl_data r9a07g043_data = { #endif .pwpr_pfc_lock_unlock = &rzg2l_pwpr_pfc_lock_unlock, .pmc_writeb = &rzg2l_pmc_writeb, - .oen_read = &rzg2l_read_oen, - .oen_write = &rzg2l_write_oen, + .pin_to_oen_bit = &rzg2l_pin_to_oen_bit, .hw_to_bias_param = &rzg2l_hw_to_bias_param, .bias_param_to_hw = &rzg2l_bias_param_to_hw, }; @@ -3125,8 +3314,7 @@ static struct rzg2l_pinctrl_data r9a07g044_data = { .hwcfg = &rzg2l_hwcfg, .pwpr_pfc_lock_unlock = &rzg2l_pwpr_pfc_lock_unlock, .pmc_writeb = &rzg2l_pmc_writeb, - .oen_read = &rzg2l_read_oen, - .oen_write = &rzg2l_write_oen, + .pin_to_oen_bit = &rzg2l_pin_to_oen_bit, .hw_to_bias_param = &rzg2l_hw_to_bias_param, .bias_param_to_hw = &rzg2l_bias_param_to_hw, }; @@ -3141,19 +3329,63 @@ static struct rzg2l_pinctrl_data r9a08g045_data = { .hwcfg = &rzg3s_hwcfg, .pwpr_pfc_lock_unlock = &rzg2l_pwpr_pfc_lock_unlock, .pmc_writeb = &rzg2l_pmc_writeb, - .oen_read = &rzg3s_oen_read, - .oen_write = &rzg3s_oen_write, + .pin_to_oen_bit = &rzg3s_pin_to_oen_bit, .hw_to_bias_param = &rzg2l_hw_to_bias_param, .bias_param_to_hw = &rzg2l_bias_param_to_hw, }; +static struct rzg2l_pinctrl_data r9a09g047_data = { + .port_pins = rzg3e_gpio_names, + .port_pin_configs = r9a09g047_gpio_configs, + .n_ports = ARRAY_SIZE(r9a09g047_gpio_configs), + .dedicated_pins = rzg3e_dedicated_pins, + .n_port_pins = ARRAY_SIZE(r9a09g047_gpio_configs) * RZG2L_PINS_PER_PORT, + .n_dedicated_pins = ARRAY_SIZE(rzg3e_dedicated_pins), + .hwcfg = &rzv2h_hwcfg, + .variable_pin_cfg = r9a09g047_variable_pin_cfg, + .n_variable_pin_cfg = ARRAY_SIZE(r9a09g047_variable_pin_cfg), + .num_custom_params = ARRAY_SIZE(renesas_rzv2h_custom_bindings), + .custom_params = renesas_rzv2h_custom_bindings, +#ifdef CONFIG_DEBUG_FS + .custom_conf_items = renesas_rzv2h_conf_items, +#endif + .pwpr_pfc_lock_unlock = &rzv2h_pwpr_pfc_lock_unlock, + .pmc_writeb = &rzv2h_pmc_writeb, + .pin_to_oen_bit = &rzg3e_pin_to_oen_bit, + .hw_to_bias_param = &rzv2h_hw_to_bias_param, + .bias_param_to_hw = &rzv2h_bias_param_to_hw, +}; + +static struct rzg2l_pinctrl_data r9a09g056_data = { + .port_pins = rzv2h_gpio_names, + .port_pin_configs = r9a09g057_gpio_configs, + .n_ports = ARRAY_SIZE(r9a09g057_gpio_configs), + .dedicated_pins = rzv2h_dedicated_pins.common, + .n_port_pins = ARRAY_SIZE(r9a09g057_gpio_configs) * RZG2L_PINS_PER_PORT, + .n_dedicated_pins = ARRAY_SIZE(rzv2h_dedicated_pins.common), + .hwcfg = &rzv2h_hwcfg, + .variable_pin_cfg = r9a09g057_variable_pin_cfg, + .n_variable_pin_cfg = ARRAY_SIZE(r9a09g057_variable_pin_cfg), + .num_custom_params = ARRAY_SIZE(renesas_rzv2h_custom_bindings), + .custom_params = renesas_rzv2h_custom_bindings, +#ifdef CONFIG_DEBUG_FS + .custom_conf_items = renesas_rzv2h_conf_items, +#endif + .pwpr_pfc_lock_unlock = &rzv2h_pwpr_pfc_lock_unlock, + .pmc_writeb = &rzv2h_pmc_writeb, + .pin_to_oen_bit = &rzv2h_pin_to_oen_bit, + .hw_to_bias_param = &rzv2h_hw_to_bias_param, + .bias_param_to_hw = &rzv2h_bias_param_to_hw, +}; + static struct rzg2l_pinctrl_data r9a09g057_data = { .port_pins = rzv2h_gpio_names, .port_pin_configs = r9a09g057_gpio_configs, .n_ports = ARRAY_SIZE(r9a09g057_gpio_configs), - .dedicated_pins = rzv2h_dedicated_pins, + .dedicated_pins = rzv2h_dedicated_pins.common, .n_port_pins = ARRAY_SIZE(r9a09g057_gpio_configs) * RZG2L_PINS_PER_PORT, - .n_dedicated_pins = ARRAY_SIZE(rzv2h_dedicated_pins), + .n_dedicated_pins = ARRAY_SIZE(rzv2h_dedicated_pins.common) + + ARRAY_SIZE(rzv2h_dedicated_pins.pcie1), .hwcfg = &rzv2h_hwcfg, .variable_pin_cfg = r9a09g057_variable_pin_cfg, .n_variable_pin_cfg = ARRAY_SIZE(r9a09g057_variable_pin_cfg), @@ -3164,8 +3396,7 @@ static struct rzg2l_pinctrl_data r9a09g057_data = { #endif .pwpr_pfc_lock_unlock = &rzv2h_pwpr_pfc_lock_unlock, .pmc_writeb = &rzv2h_pmc_writeb, - .oen_read = &rzv2h_oen_read, - .oen_write = &rzv2h_oen_write, + .pin_to_oen_bit = &rzv2h_pin_to_oen_bit, .hw_to_bias_param = &rzv2h_hw_to_bias_param, .bias_param_to_hw = &rzv2h_bias_param_to_hw, }; @@ -3183,6 +3414,14 @@ static const struct of_device_id rzg2l_pinctrl_of_table[] = { .compatible = "renesas,r9a08g045-pinctrl", .data = &r9a08g045_data, }, + { + .compatible = "renesas,r9a09g047-pinctrl", + .data = &r9a09g047_data, + }, + { + .compatible = "renesas,r9a09g056-pinctrl", + .data = &r9a09g056_data, + }, { .compatible = "renesas,r9a09g057-pinctrl", .data = &r9a09g057_data, diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index 1cf577e3223b..8329ebd982f1 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -231,6 +231,13 @@ config RESET_RZG2L_USBPHY_CTRL Support for USBPHY Control found on RZ/G2L family. It mainly controls reset and power down of the USB/PHY. +config RESET_RZV2H_USB2PHY + tristate "Renesas RZ/V2H(P) (and similar SoCs) USB2PHY Reset driver" + depends on ARCH_RENESAS || COMPILE_TEST + help + Support for USB2PHY Port reset Control found on the RZ/V2H(P) SoC + (and similar SoCs). + config RESET_SCMI tristate "Reset driver controlled via ARM SCMI interface" depends on ARM_SCMI_PROTOCOL || COMPILE_TEST diff --git a/drivers/reset/Makefile b/drivers/reset/Makefile index 4411a2a124d7..a757da46c196 100644 --- a/drivers/reset/Makefile +++ b/drivers/reset/Makefile @@ -31,6 +31,7 @@ obj-$(CONFIG_RESET_QCOM_AOSS) += reset-qcom-aoss.o obj-$(CONFIG_RESET_QCOM_PDC) += reset-qcom-pdc.o obj-$(CONFIG_RESET_RASPBERRYPI) += reset-raspberrypi.o obj-$(CONFIG_RESET_RZG2L_USBPHY_CTRL) += reset-rzg2l-usbphy-ctrl.o +obj-$(CONFIG_RESET_RZV2H_USB2PHY) += reset-rzv2h-usb2phy.o obj-$(CONFIG_RESET_SCMI) += reset-scmi.o obj-$(CONFIG_RESET_SIMPLE) += reset-simple.o obj-$(CONFIG_RESET_SOCFPGA) += reset-socfpga.o diff --git a/drivers/reset/core.c b/drivers/reset/core.c index 4d509d41456a..22f67fc77ae5 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -773,12 +773,19 @@ EXPORT_SYMBOL_GPL(reset_control_bulk_release); static struct reset_control * __reset_control_get_internal(struct reset_controller_dev *rcdev, - unsigned int index, bool shared, bool acquired) + unsigned int index, enum reset_control_flags flags) { + bool shared = flags & RESET_CONTROL_FLAGS_BIT_SHARED; + bool acquired = flags & RESET_CONTROL_FLAGS_BIT_ACQUIRED; struct reset_control *rstc; lockdep_assert_held(&reset_list_mutex); + /* Expect callers to filter out OPTIONAL and DEASSERTED bits */ + if (WARN_ON(flags & ~(RESET_CONTROL_FLAGS_BIT_SHARED | + RESET_CONTROL_FLAGS_BIT_ACQUIRED))) + return ERR_PTR(-EINVAL); + list_for_each_entry(rstc, &rcdev->reset_control_head, list) { if (rstc->id == index) { /* @@ -994,8 +1001,9 @@ static struct reset_controller_dev *__reset_find_rcdev(const struct of_phandle_a struct reset_control * __of_reset_control_get(struct device_node *node, const char *id, int index, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; bool gpio_fallback = false; struct reset_control *rstc; struct reset_controller_dev *rcdev; @@ -1059,8 +1067,10 @@ __of_reset_control_get(struct device_node *node, const char *id, int index, goto out_unlock; } + flags &= ~RESET_CONTROL_FLAGS_BIT_OPTIONAL; + /* reset_list_mutex also protects the rcdev's reset_control list */ - rstc = __reset_control_get_internal(rcdev, rstc_id, shared, acquired); + rstc = __reset_control_get_internal(rcdev, rstc_id, flags); out_unlock: mutex_unlock(&reset_list_mutex); @@ -1091,8 +1101,9 @@ __reset_controller_by_name(const char *name) static struct reset_control * __reset_control_get_from_lookup(struct device *dev, const char *con_id, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; const struct reset_control_lookup *lookup; struct reset_controller_dev *rcdev; const char *dev_id = dev_name(dev); @@ -1116,9 +1127,11 @@ __reset_control_get_from_lookup(struct device *dev, const char *con_id, return ERR_PTR(-EPROBE_DEFER); } + flags &= ~RESET_CONTROL_FLAGS_BIT_OPTIONAL; + rstc = __reset_control_get_internal(rcdev, lookup->index, - shared, acquired); + flags); mutex_unlock(&reset_list_mutex); break; } @@ -1133,30 +1146,29 @@ __reset_control_get_from_lookup(struct device *dev, const char *con_id, } struct reset_control *__reset_control_get(struct device *dev, const char *id, - int index, bool shared, bool optional, - bool acquired) + int index, enum reset_control_flags flags) { + bool shared = flags & RESET_CONTROL_FLAGS_BIT_SHARED; + bool acquired = flags & RESET_CONTROL_FLAGS_BIT_ACQUIRED; + if (WARN_ON(shared && acquired)) return ERR_PTR(-EINVAL); if (dev->of_node) - return __of_reset_control_get(dev->of_node, id, index, shared, - optional, acquired); + return __of_reset_control_get(dev->of_node, id, index, flags); - return __reset_control_get_from_lookup(dev, id, shared, optional, - acquired); + return __reset_control_get_from_lookup(dev, id, flags); } EXPORT_SYMBOL_GPL(__reset_control_get); int __reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { int ret, i; for (i = 0; i < num_rstcs; i++) { - rstcs[i].rstc = __reset_control_get(dev, rstcs[i].id, 0, - shared, optional, acquired); + rstcs[i].rstc = __reset_control_get(dev, rstcs[i].id, 0, flags); if (IS_ERR(rstcs[i].rstc)) { ret = PTR_ERR(rstcs[i].rstc); goto err; @@ -1224,23 +1236,46 @@ static void devm_reset_control_release(struct device *dev, void *res) reset_control_put(*(struct reset_control **)res); } +static void devm_reset_control_release_deasserted(struct device *dev, void *res) +{ + struct reset_control *rstc = *(struct reset_control **)res; + + reset_control_assert(rstc); + reset_control_put(rstc); +} + struct reset_control * __devm_reset_control_get(struct device *dev, const char *id, int index, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { struct reset_control **ptr, *rstc; + bool deasserted = flags & RESET_CONTROL_FLAGS_BIT_DEASSERTED; - ptr = devres_alloc(devm_reset_control_release, sizeof(*ptr), + ptr = devres_alloc(deasserted ? devm_reset_control_release_deasserted : + devm_reset_control_release, sizeof(*ptr), GFP_KERNEL); if (!ptr) return ERR_PTR(-ENOMEM); - rstc = __reset_control_get(dev, id, index, shared, optional, acquired); + flags &= ~RESET_CONTROL_FLAGS_BIT_DEASSERTED; + + rstc = __reset_control_get(dev, id, index, flags); if (IS_ERR_OR_NULL(rstc)) { devres_free(ptr); return rstc; } + if (deasserted) { + int ret; + + ret = reset_control_deassert(rstc); + if (ret) { + reset_control_put(rstc); + devres_free(ptr); + return ERR_PTR(ret); + } + } + *ptr = rstc; devres_add(dev, ptr); @@ -1260,24 +1295,45 @@ static void devm_reset_control_bulk_release(struct device *dev, void *res) reset_control_bulk_put(devres->num_rstcs, devres->rstcs); } +static void devm_reset_control_bulk_release_deasserted(struct device *dev, void *res) +{ + struct reset_control_bulk_devres *devres = res; + + reset_control_bulk_assert(devres->num_rstcs, devres->rstcs); + reset_control_bulk_put(devres->num_rstcs, devres->rstcs); +} + int __devm_reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { struct reset_control_bulk_devres *ptr; + bool deasserted = flags & RESET_CONTROL_FLAGS_BIT_DEASSERTED; int ret; - ptr = devres_alloc(devm_reset_control_bulk_release, sizeof(*ptr), + ptr = devres_alloc(deasserted ? devm_reset_control_bulk_release_deasserted : + devm_reset_control_bulk_release, sizeof(*ptr), GFP_KERNEL); if (!ptr) return -ENOMEM; - ret = __reset_control_bulk_get(dev, num_rstcs, rstcs, shared, optional, acquired); + flags &= ~RESET_CONTROL_FLAGS_BIT_DEASSERTED; + + ret = __reset_control_bulk_get(dev, num_rstcs, rstcs, flags); if (ret < 0) { devres_free(ptr); return ret; } + if (deasserted) { + ret = reset_control_bulk_deassert(num_rstcs, rstcs); + if (ret) { + reset_control_bulk_put(num_rstcs, rstcs); + devres_free(ptr); + return ret; + } + } + ptr->num_rstcs = num_rstcs; ptr->rstcs = rstcs; devres_add(dev, ptr); @@ -1298,6 +1354,7 @@ EXPORT_SYMBOL_GPL(__devm_reset_control_bulk_get); */ int __device_reset(struct device *dev, bool optional) { + enum reset_control_flags flags; struct reset_control *rstc; int ret; @@ -1313,7 +1370,8 @@ int __device_reset(struct device *dev, bool optional) } #endif - rstc = __reset_control_get(dev, NULL, 0, 0, optional, true); + flags = optional ? RESET_CONTROL_OPTIONAL_EXCLUSIVE : RESET_CONTROL_EXCLUSIVE; + rstc = __reset_control_get(dev, NULL, 0, flags); if (IS_ERR(rstc)) return PTR_ERR(rstc); @@ -1356,17 +1414,14 @@ static int of_reset_control_get_count(struct device_node *node) * device node. * * @np: device node for the device that requests the reset controls array - * @shared: whether reset controls are shared or not - * @optional: whether it is optional to get the reset controls - * @acquired: only one reset control may be acquired for a given controller - * and ID + * @flags: whether reset controls are shared, optional, acquired * * Returns pointer to allocated reset_control on success or error on failure */ struct reset_control * -of_reset_control_array_get(struct device_node *np, bool shared, bool optional, - bool acquired) +of_reset_control_array_get(struct device_node *np, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; struct reset_control_array *resets; struct reset_control *rstc; int num, i; @@ -1381,8 +1436,7 @@ of_reset_control_array_get(struct device_node *np, bool shared, bool optional, resets->num_rstcs = num; for (i = 0; i < num; i++) { - rstc = __of_reset_control_get(np, NULL, i, shared, optional, - acquired); + rstc = __of_reset_control_get(np, NULL, i, flags); if (IS_ERR(rstc)) goto err_rst; resets->rstc[i] = rstc; @@ -1407,8 +1461,7 @@ EXPORT_SYMBOL_GPL(of_reset_control_array_get); * devm_reset_control_array_get - Resource managed reset control array get * * @dev: device that requests the list of reset controls - * @shared: whether reset controls are shared or not - * @optional: whether it is optional to get the reset controls + * @flags: whether reset controls are shared, optional, acquired * * The reset control array APIs are intended for a list of resets * that just have to be asserted or deasserted, without any @@ -1417,7 +1470,7 @@ EXPORT_SYMBOL_GPL(of_reset_control_array_get); * Returns pointer to allocated reset_control on success or error on failure */ struct reset_control * -devm_reset_control_array_get(struct device *dev, bool shared, bool optional) +devm_reset_control_array_get(struct device *dev, enum reset_control_flags flags) { struct reset_control **ptr, *rstc; @@ -1426,7 +1479,7 @@ devm_reset_control_array_get(struct device *dev, bool shared, bool optional) if (!ptr) return ERR_PTR(-ENOMEM); - rstc = of_reset_control_array_get(dev->of_node, shared, optional, true); + rstc = of_reset_control_array_get(dev->of_node, flags); if (IS_ERR_OR_NULL(rstc)) { devres_free(ptr); return rstc; diff --git a/drivers/reset/reset-rzv2h-usb2phy.c b/drivers/reset/reset-rzv2h-usb2phy.c new file mode 100644 index 000000000000..ae643575b067 --- /dev/null +++ b/drivers/reset/reset-rzv2h-usb2phy.c @@ -0,0 +1,236 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Renesas RZ/V2H(P) USB2PHY Port reset control driver + * + * Copyright (C) 2025 Renesas Electronics Corporation + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +struct rzv2h_usb2phy_regval { + u16 reg; + u16 val; +}; + +struct rzv2h_usb2phy_reset_of_data { + const struct rzv2h_usb2phy_regval *init_vals; + unsigned int init_val_count; + + u16 reset_reg; + u16 reset_assert_val; + u16 reset_deassert_val; + u16 reset_status_bits; + u16 reset_release_val; + + u16 reset2_reg; + u16 reset2_acquire_val; + u16 reset2_release_val; +}; + +struct rzv2h_usb2phy_reset_priv { + const struct rzv2h_usb2phy_reset_of_data *data; + void __iomem *base; + struct device *dev; + struct reset_controller_dev rcdev; + spinlock_t lock; /* protects register accesses */ +}; + +static inline struct rzv2h_usb2phy_reset_priv +*rzv2h_usbphy_rcdev_to_priv(struct reset_controller_dev *rcdev) +{ + return container_of(rcdev, struct rzv2h_usb2phy_reset_priv, rcdev); +} + +/* This function must be called only after pm_runtime_resume_and_get() has been called */ +static void rzv2h_usbphy_assert_helper(struct rzv2h_usb2phy_reset_priv *priv) +{ + const struct rzv2h_usb2phy_reset_of_data *data = priv->data; + + scoped_guard(spinlock, &priv->lock) { + writel(data->reset2_acquire_val, priv->base + data->reset2_reg); + writel(data->reset_assert_val, priv->base + data->reset_reg); + } + + usleep_range(11, 20); +} + +static int rzv2h_usbphy_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzv2h_usb2phy_reset_priv *priv = rzv2h_usbphy_rcdev_to_priv(rcdev); + struct device *dev = priv->dev; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) { + dev_err(dev, "pm_runtime_resume_and_get failed\n"); + return ret; + } + + rzv2h_usbphy_assert_helper(priv); + + pm_runtime_put(dev); + + return 0; +} + +static int rzv2h_usbphy_reset_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzv2h_usb2phy_reset_priv *priv = rzv2h_usbphy_rcdev_to_priv(rcdev); + const struct rzv2h_usb2phy_reset_of_data *data = priv->data; + struct device *dev = priv->dev; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret) { + dev_err(dev, "pm_runtime_resume_and_get failed\n"); + return ret; + } + + scoped_guard(spinlock, &priv->lock) { + writel(data->reset_deassert_val, priv->base + data->reset_reg); + writel(data->reset2_release_val, priv->base + data->reset2_reg); + writel(data->reset_release_val, priv->base + data->reset_reg); + } + + pm_runtime_put(dev); + + return 0; +} + +static int rzv2h_usbphy_reset_status(struct reset_controller_dev *rcdev, + unsigned long id) +{ + struct rzv2h_usb2phy_reset_priv *priv = rzv2h_usbphy_rcdev_to_priv(rcdev); + struct device *dev = priv->dev; + int ret; + u32 reg; + + ret = pm_runtime_resume_and_get(dev); + if (ret) { + dev_err(dev, "pm_runtime_resume_and_get failed\n"); + return ret; + } + + reg = readl(priv->base + priv->data->reset_reg); + + pm_runtime_put(dev); + + return (reg & priv->data->reset_status_bits) == priv->data->reset_status_bits; +} + +static const struct reset_control_ops rzv2h_usbphy_reset_ops = { + .assert = rzv2h_usbphy_reset_assert, + .deassert = rzv2h_usbphy_reset_deassert, + .status = rzv2h_usbphy_reset_status, +}; + +static int rzv2h_usb2phy_reset_of_xlate(struct reset_controller_dev *rcdev, + const struct of_phandle_args *reset_spec) +{ + /* No special handling needed, we have only one reset line per device */ + return 0; +} + +static int rzv2h_usb2phy_reset_probe(struct platform_device *pdev) +{ + const struct rzv2h_usb2phy_reset_of_data *data; + struct rzv2h_usb2phy_reset_priv *priv; + struct device *dev = &pdev->dev; + struct reset_control *rstc; + int error; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + data = of_device_get_match_data(dev); + priv->data = data; + priv->dev = dev; + priv->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + rstc = devm_reset_control_get_shared_deasserted(dev, NULL); + if (IS_ERR(rstc)) + return dev_err_probe(dev, PTR_ERR(rstc), + "failed to get deasserted reset\n"); + + spin_lock_init(&priv->lock); + + error = devm_pm_runtime_enable(dev); + if (error) + return dev_err_probe(dev, error, "Failed to enable pm_runtime\n"); + + error = pm_runtime_resume_and_get(dev); + if (error) + return dev_err_probe(dev, error, "pm_runtime_resume_and_get failed\n"); + + for (unsigned int i = 0; i < data->init_val_count; i++) + writel(data->init_vals[i].val, priv->base + data->init_vals[i].reg); + + /* keep usb2phy in asserted state */ + rzv2h_usbphy_assert_helper(priv); + + pm_runtime_put(dev); + + priv->rcdev.ops = &rzv2h_usbphy_reset_ops; + priv->rcdev.of_reset_n_cells = 0; + priv->rcdev.nr_resets = 1; + priv->rcdev.of_xlate = rzv2h_usb2phy_reset_of_xlate; + priv->rcdev.of_node = dev->of_node; + priv->rcdev.dev = dev; + + return devm_reset_controller_register(dev, &priv->rcdev); +} + +/* + * initialization values required to prepare the PHY to receive + * assert and deassert requests. + */ +static const struct rzv2h_usb2phy_regval rzv2h_init_vals[] = { + { .reg = 0xc10, .val = 0x67c }, + { .reg = 0xc14, .val = 0x1f }, + { .reg = 0x600, .val = 0x909 }, +}; + +static const struct rzv2h_usb2phy_reset_of_data rzv2h_reset_of_data = { + .init_vals = rzv2h_init_vals, + .init_val_count = ARRAY_SIZE(rzv2h_init_vals), + .reset_reg = 0, + .reset_assert_val = 0x206, + .reset_status_bits = BIT(2), + .reset_deassert_val = 0x200, + .reset_release_val = 0x0, + .reset2_reg = 0xb04, + .reset2_acquire_val = 0x303, + .reset2_release_val = 0x3, +}; + +static const struct of_device_id rzv2h_usb2phy_reset_of_match[] = { + { .compatible = "renesas,r9a09g057-usb2phy-reset", .data = &rzv2h_reset_of_data }, + { /* Sentinel */ } +}; +MODULE_DEVICE_TABLE(of, rzv2h_usb2phy_reset_of_match); + +static struct platform_driver rzv2h_usb2phy_reset_driver = { + .driver = { + .name = "rzv2h_usb2phy_reset", + .of_match_table = rzv2h_usb2phy_reset_of_match, + }, + .probe = rzv2h_usb2phy_reset_probe, +}; +module_platform_driver(rzv2h_usb2phy_reset_driver); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Lad Prabhakar "); +MODULE_DESCRIPTION("Renesas RZ/V2H(P) USB2PHY Control"); diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 66eb1122248b..5c003c0c2f7a 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -2005,6 +2005,16 @@ config RTC_DRV_MA35D1 This driver can also be built as a module, if so, the module will be called "rtc-ma35d1". +config RTC_DRV_RENESAS_RTCA3 + tristate "Renesas RTCA-3 RTC" + depends on ARCH_RENESAS + help + If you say yes here you get support for the Renesas RTCA-3 RTC + available on the Renesas RZ/G3S SoC. + + This driver can also be built as a module, if so, the module + will be called "rtc-rtca3". + comment "HID Sensor RTC drivers" config RTC_DRV_HID_SENSOR_TIME diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile index f62340ecc534..184d2f3cf743 100644 --- a/drivers/rtc/Makefile +++ b/drivers/rtc/Makefile @@ -158,6 +158,7 @@ obj-$(CONFIG_RTC_DRV_RX8025) += rtc-rx8025.o obj-$(CONFIG_RTC_DRV_RX8111) += rtc-rx8111.o obj-$(CONFIG_RTC_DRV_RX8581) += rtc-rx8581.o obj-$(CONFIG_RTC_DRV_RZN1) += rtc-rzn1.o +obj-$(CONFIG_RTC_DRV_RENESAS_RTCA3) += rtc-renesas-rtca3.o obj-$(CONFIG_RTC_DRV_S35390A) += rtc-s35390a.o obj-$(CONFIG_RTC_DRV_S3C) += rtc-s3c.o obj-$(CONFIG_RTC_DRV_S5M) += rtc-s5m.o diff --git a/drivers/rtc/rtc-renesas-rtca3.c b/drivers/rtc/rtc-renesas-rtca3.c new file mode 100644 index 000000000000..d127933bfc8a --- /dev/null +++ b/drivers/rtc/rtc-renesas-rtca3.c @@ -0,0 +1,900 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * On-Chip RTC Support available on RZ/G3S SoC + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +/* Counter registers. */ +#define RTCA3_RSECCNT 0x2 +#define RTCA3_RSECCNT_SEC GENMASK(6, 0) +#define RTCA3_RMINCNT 0x4 +#define RTCA3_RMINCNT_MIN GENMASK(6, 0) +#define RTCA3_RHRCNT 0x6 +#define RTCA3_RHRCNT_HR GENMASK(5, 0) +#define RTCA3_RHRCNT_PM BIT(6) +#define RTCA3_RWKCNT 0x8 +#define RTCA3_RWKCNT_WK GENMASK(2, 0) +#define RTCA3_RDAYCNT 0xa +#define RTCA3_RDAYCNT_DAY GENMASK(5, 0) +#define RTCA3_RMONCNT 0xc +#define RTCA3_RMONCNT_MONTH GENMASK(4, 0) +#define RTCA3_RYRCNT 0xe +#define RTCA3_RYRCNT_YEAR GENMASK(7, 0) + +/* Alarm registers. */ +#define RTCA3_RSECAR 0x10 +#define RTCA3_RSECAR_SEC GENMASK(6, 0) +#define RTCA3_RMINAR 0x12 +#define RTCA3_RMINAR_MIN GENMASK(6, 0) +#define RTCA3_RHRAR 0x14 +#define RTCA3_RHRAR_HR GENMASK(5, 0) +#define RTCA3_RHRAR_PM BIT(6) +#define RTCA3_RWKAR 0x16 +#define RTCA3_RWKAR_DAYW GENMASK(2, 0) +#define RTCA3_RDAYAR 0x18 +#define RTCA3_RDAYAR_DATE GENMASK(5, 0) +#define RTCA3_RMONAR 0x1a +#define RTCA3_RMONAR_MON GENMASK(4, 0) +#define RTCA3_RYRAR 0x1c +#define RTCA3_RYRAR_YR GENMASK(7, 0) +#define RTCA3_RYRAREN 0x1e + +/* Alarm enable bit (for all alarm registers). */ +#define RTCA3_AR_ENB BIT(7) + +/* Control registers. */ +#define RTCA3_RCR1 0x22 +#define RTCA3_RCR1_AIE BIT(0) +#define RTCA3_RCR1_CIE BIT(1) +#define RTCA3_RCR1_PIE BIT(2) +#define RTCA3_RCR1_PES GENMASK(7, 4) +#define RTCA3_RCR1_PES_1_64_SEC 0x8 +#define RTCA3_RCR2 0x24 +#define RTCA3_RCR2_START BIT(0) +#define RTCA3_RCR2_RESET BIT(1) +#define RTCA3_RCR2_AADJE BIT(4) +#define RTCA3_RCR2_ADJP BIT(5) +#define RTCA3_RCR2_HR24 BIT(6) +#define RTCA3_RCR2_CNTMD BIT(7) +#define RTCA3_RSR 0x20 +#define RTCA3_RSR_AF BIT(0) +#define RTCA3_RSR_CF BIT(1) +#define RTCA3_RSR_PF BIT(2) +#define RTCA3_RADJ 0x2e +#define RTCA3_RADJ_ADJ GENMASK(5, 0) +#define RTCA3_RADJ_ADJ_MAX 0x3f +#define RTCA3_RADJ_PMADJ GENMASK(7, 6) +#define RTCA3_RADJ_PMADJ_NONE 0 +#define RTCA3_RADJ_PMADJ_ADD 1 +#define RTCA3_RADJ_PMADJ_SUB 2 + +/* Polling operation timeouts. */ +#define RTCA3_DEFAULT_TIMEOUT_US 150 +#define RTCA3_IRQSET_TIMEOUT_US 5000 +#define RTCA3_START_TIMEOUT_US 150000 +#define RTCA3_RESET_TIMEOUT_US 200000 + +/** + * enum rtca3_alrm_set_step - RTCA3 alarm set steps + * @RTCA3_ALRM_SSTEP_DONE: alarm setup done step + * @RTCA3_ALRM_SSTEP_IRQ: two 1/64 periodic IRQs were generated step + * @RTCA3_ALRM_SSTEP_INIT: alarm setup initialization step + */ +enum rtca3_alrm_set_step { + RTCA3_ALRM_SSTEP_DONE = 0, + RTCA3_ALRM_SSTEP_IRQ = 1, + RTCA3_ALRM_SSTEP_INIT = 3, +}; + +/** + * struct rtca3_ppb_per_cycle - PPB per cycle + * @ten_sec: PPB per cycle in 10 seconds adjutment mode + * @sixty_sec: PPB per cycle in 60 seconds adjustment mode + */ +struct rtca3_ppb_per_cycle { + int ten_sec; + int sixty_sec; +}; + +/** + * struct rtca3_priv - RTCA3 private data structure + * @base: base address + * @rtc_dev: RTC device + * @rstc: reset control + * @set_alarm_completion: alarm setup completion + * @alrm_sstep: alarm setup step (see enum rtca3_alrm_set_step) + * @lock: device lock + * @ppb: ppb per cycle for each the available adjustment modes + * @wakeup_irq: wakeup IRQ + */ +struct rtca3_priv { + void __iomem *base; + struct rtc_device *rtc_dev; + struct reset_control *rstc; + struct completion set_alarm_completion; + atomic_t alrm_sstep; + spinlock_t lock; + struct rtca3_ppb_per_cycle ppb; + int wakeup_irq; +}; + +static void rtca3_byte_update_bits(struct rtca3_priv *priv, u8 off, u8 mask, u8 val) +{ + u8 tmp; + + tmp = readb(priv->base + off); + tmp &= ~mask; + tmp |= (val & mask); + writeb(tmp, priv->base + off); +} + +static u8 rtca3_alarm_handler_helper(struct rtca3_priv *priv) +{ + u8 val, pending; + + val = readb(priv->base + RTCA3_RSR); + pending = val & RTCA3_RSR_AF; + writeb(val & ~pending, priv->base + RTCA3_RSR); + + if (pending) + rtc_update_irq(priv->rtc_dev, 1, RTC_AF | RTC_IRQF); + + return pending; +} + +static irqreturn_t rtca3_alarm_handler(int irq, void *dev_id) +{ + struct rtca3_priv *priv = dev_id; + u8 pending; + + guard(spinlock)(&priv->lock); + + pending = rtca3_alarm_handler_helper(priv); + + return IRQ_RETVAL(pending); +} + +static irqreturn_t rtca3_periodic_handler(int irq, void *dev_id) +{ + struct rtca3_priv *priv = dev_id; + u8 val, pending; + + guard(spinlock)(&priv->lock); + + val = readb(priv->base + RTCA3_RSR); + pending = val & RTCA3_RSR_PF; + + if (pending) { + writeb(val & ~pending, priv->base + RTCA3_RSR); + + if (atomic_read(&priv->alrm_sstep) > RTCA3_ALRM_SSTEP_IRQ) { + /* Alarm setup in progress. */ + atomic_dec(&priv->alrm_sstep); + + if (atomic_read(&priv->alrm_sstep) == RTCA3_ALRM_SSTEP_IRQ) { + /* + * We got 2 * 1/64 periodic interrupts. Disable + * interrupt and let alarm setup continue. + */ + rtca3_byte_update_bits(priv, RTCA3_RCR1, + RTCA3_RCR1_PIE, 0); + readb_poll_timeout_atomic(priv->base + RTCA3_RCR1, val, + !(val & RTCA3_RCR1_PIE), + 10, RTCA3_DEFAULT_TIMEOUT_US); + complete(&priv->set_alarm_completion); + } + } + } + + return IRQ_RETVAL(pending); +} + +static void rtca3_prepare_cntalrm_regs_for_read(struct rtca3_priv *priv, bool cnt) +{ + /* Offset b/w time and alarm registers. */ + u8 offset = cnt ? 0 : 0xe; + + /* + * According to HW manual (section 22.6.4. Notes on writing to and + * reading from registers) after writing to count registers, alarm + * registers, year alarm enable register, bits RCR2.AADJE, AADJP, + * and HR24 register, we need to do 3 empty reads before being + * able to fetch the registers content. + */ + for (u8 i = 0; i < 3; i++) { + readb(priv->base + RTCA3_RSECCNT + offset); + readb(priv->base + RTCA3_RMINCNT + offset); + readb(priv->base + RTCA3_RHRCNT + offset); + readb(priv->base + RTCA3_RWKCNT + offset); + readb(priv->base + RTCA3_RDAYCNT + offset); + readw(priv->base + RTCA3_RYRCNT + offset); + if (!cnt) + readb(priv->base + RTCA3_RYRAREN); + } +} + +static int rtca3_read_time(struct device *dev, struct rtc_time *tm) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + u8 sec, min, hour, wday, mday, month, tmp; + u8 trials = 0; + u32 year100; + u16 year; + + guard(spinlock_irqsave)(&priv->lock); + + tmp = readb(priv->base + RTCA3_RCR2); + if (!(tmp & RTCA3_RCR2_START)) + return -EINVAL; + + do { + /* Clear carry interrupt. */ + rtca3_byte_update_bits(priv, RTCA3_RSR, RTCA3_RSR_CF, 0); + + /* Read counters. */ + sec = readb(priv->base + RTCA3_RSECCNT); + min = readb(priv->base + RTCA3_RMINCNT); + hour = readb(priv->base + RTCA3_RHRCNT); + wday = readb(priv->base + RTCA3_RWKCNT); + mday = readb(priv->base + RTCA3_RDAYCNT); + month = readb(priv->base + RTCA3_RMONCNT); + year = readw(priv->base + RTCA3_RYRCNT); + + tmp = readb(priv->base + RTCA3_RSR); + + /* + * We cannot generate carries due to reading 64Hz counter as + * the driver doesn't implement carry, thus, carries will be + * generated once per seconds. Add a timeout of 5 trials here + * to avoid infinite loop, if any. + */ + } while ((tmp & RTCA3_RSR_CF) && ++trials < 5); + + if (trials >= 5) + return -ETIMEDOUT; + + tm->tm_sec = bcd2bin(FIELD_GET(RTCA3_RSECCNT_SEC, sec)); + tm->tm_min = bcd2bin(FIELD_GET(RTCA3_RMINCNT_MIN, min)); + tm->tm_hour = bcd2bin(FIELD_GET(RTCA3_RHRCNT_HR, hour)); + tm->tm_wday = bcd2bin(FIELD_GET(RTCA3_RWKCNT_WK, wday)); + tm->tm_mday = bcd2bin(FIELD_GET(RTCA3_RDAYCNT_DAY, mday)); + tm->tm_mon = bcd2bin(FIELD_GET(RTCA3_RMONCNT_MONTH, month)) - 1; + year = FIELD_GET(RTCA3_RYRCNT_YEAR, year); + year100 = bcd2bin((year == 0x99) ? 0x19 : 0x20); + tm->tm_year = (year100 * 100 + bcd2bin(year)) - 1900; + + return 0; +} + +static int rtca3_set_time(struct device *dev, struct rtc_time *tm) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + u8 rcr2, tmp; + int ret; + + guard(spinlock_irqsave)(&priv->lock); + + /* Stop the RTC. */ + rcr2 = readb(priv->base + RTCA3_RCR2); + writeb(rcr2 & ~RTCA3_RCR2_START, priv->base + RTCA3_RCR2); + ret = readb_poll_timeout_atomic(priv->base + RTCA3_RCR2, tmp, + !(tmp & RTCA3_RCR2_START), + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + + /* Update time. */ + writeb(bin2bcd(tm->tm_sec), priv->base + RTCA3_RSECCNT); + writeb(bin2bcd(tm->tm_min), priv->base + RTCA3_RMINCNT); + writeb(bin2bcd(tm->tm_hour), priv->base + RTCA3_RHRCNT); + writeb(bin2bcd(tm->tm_wday), priv->base + RTCA3_RWKCNT); + writeb(bin2bcd(tm->tm_mday), priv->base + RTCA3_RDAYCNT); + writeb(bin2bcd(tm->tm_mon + 1), priv->base + RTCA3_RMONCNT); + writew(bin2bcd(tm->tm_year % 100), priv->base + RTCA3_RYRCNT); + + /* Make sure we can read back the counters. */ + rtca3_prepare_cntalrm_regs_for_read(priv, true); + + /* Start RTC. */ + writeb(rcr2 | RTCA3_RCR2_START, priv->base + RTCA3_RCR2); + return readb_poll_timeout_atomic(priv->base + RTCA3_RCR2, tmp, + (tmp & RTCA3_RCR2_START), + 10, RTCA3_DEFAULT_TIMEOUT_US); +} + +static int rtca3_alarm_irq_set_helper(struct rtca3_priv *priv, + u8 interrupts, + unsigned int enabled) +{ + u8 tmp, val; + + if (enabled) { + /* + * AIE, CIE, PIE bit indexes in RSR corresponds with + * those on RCR1. Same interrupts mask can be used. + */ + rtca3_byte_update_bits(priv, RTCA3_RSR, interrupts, 0); + val = interrupts; + } else { + val = 0; + } + + rtca3_byte_update_bits(priv, RTCA3_RCR1, interrupts, val); + return readb_poll_timeout_atomic(priv->base + RTCA3_RCR1, tmp, + ((tmp & interrupts) == val), + 10, RTCA3_IRQSET_TIMEOUT_US); +} + +static int rtca3_alarm_irq_enable(struct device *dev, unsigned int enabled) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + + guard(spinlock_irqsave)(&priv->lock); + + return rtca3_alarm_irq_set_helper(priv, RTCA3_RCR1_AIE, enabled); +} + +static int rtca3_read_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + u8 sec, min, hour, wday, mday, month; + struct rtc_time *tm = &wkalrm->time; + u32 year100; + u16 year; + + guard(spinlock_irqsave)(&priv->lock); + + sec = readb(priv->base + RTCA3_RSECAR); + min = readb(priv->base + RTCA3_RMINAR); + hour = readb(priv->base + RTCA3_RHRAR); + wday = readb(priv->base + RTCA3_RWKAR); + mday = readb(priv->base + RTCA3_RDAYAR); + month = readb(priv->base + RTCA3_RMONAR); + year = readw(priv->base + RTCA3_RYRAR); + + tm->tm_sec = bcd2bin(FIELD_GET(RTCA3_RSECAR_SEC, sec)); + tm->tm_min = bcd2bin(FIELD_GET(RTCA3_RMINAR_MIN, min)); + tm->tm_hour = bcd2bin(FIELD_GET(RTCA3_RHRAR_HR, hour)); + tm->tm_wday = bcd2bin(FIELD_GET(RTCA3_RWKAR_DAYW, wday)); + tm->tm_mday = bcd2bin(FIELD_GET(RTCA3_RDAYAR_DATE, mday)); + tm->tm_mon = bcd2bin(FIELD_GET(RTCA3_RMONAR_MON, month)) - 1; + year = FIELD_GET(RTCA3_RYRAR_YR, year); + year100 = bcd2bin((year == 0x99) ? 0x19 : 0x20); + tm->tm_year = (year100 * 100 + bcd2bin(year)) - 1900; + + wkalrm->enabled = !!(readb(priv->base + RTCA3_RCR1) & RTCA3_RCR1_AIE); + + return 0; +} + +static int rtca3_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + struct rtc_time *tm = &wkalrm->time; + u8 rcr1, tmp; + int ret; + + scoped_guard(spinlock_irqsave, &priv->lock) { + tmp = readb(priv->base + RTCA3_RCR2); + if (!(tmp & RTCA3_RCR2_START)) + return -EPERM; + + /* Disable AIE to prevent false interrupts. */ + rcr1 = readb(priv->base + RTCA3_RCR1); + rcr1 &= ~RTCA3_RCR1_AIE; + writeb(rcr1, priv->base + RTCA3_RCR1); + ret = readb_poll_timeout_atomic(priv->base + RTCA3_RCR1, tmp, + !(tmp & RTCA3_RCR1_AIE), + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + + /* Set the time and enable the alarm. */ + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_sec), priv->base + RTCA3_RSECAR); + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_min), priv->base + RTCA3_RMINAR); + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_hour), priv->base + RTCA3_RHRAR); + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_wday), priv->base + RTCA3_RWKAR); + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_mday), priv->base + RTCA3_RDAYAR); + writeb(RTCA3_AR_ENB | bin2bcd(tm->tm_mon + 1), priv->base + RTCA3_RMONAR); + + writew(bin2bcd(tm->tm_year % 100), priv->base + RTCA3_RYRAR); + writeb(RTCA3_AR_ENB, priv->base + RTCA3_RYRAREN); + + /* Make sure we can read back the counters. */ + rtca3_prepare_cntalrm_regs_for_read(priv, false); + + /* Need to wait for 2 * 1/64 periodic interrupts to be generated. */ + atomic_set(&priv->alrm_sstep, RTCA3_ALRM_SSTEP_INIT); + reinit_completion(&priv->set_alarm_completion); + + /* Enable periodic interrupt. */ + rcr1 |= RTCA3_RCR1_PIE; + writeb(rcr1, priv->base + RTCA3_RCR1); + ret = readb_poll_timeout_atomic(priv->base + RTCA3_RCR1, tmp, + (tmp & RTCA3_RCR1_PIE), + 10, RTCA3_IRQSET_TIMEOUT_US); + } + + if (ret) + goto setup_failed; + + /* Wait for the 2 * 1/64 periodic interrupts. */ + ret = wait_for_completion_interruptible_timeout(&priv->set_alarm_completion, + msecs_to_jiffies(500)); + if (ret <= 0) { + ret = -ETIMEDOUT; + goto setup_failed; + } + + scoped_guard(spinlock_irqsave, &priv->lock) { + ret = rtca3_alarm_irq_set_helper(priv, RTCA3_RCR1_AIE, wkalrm->enabled); + atomic_set(&priv->alrm_sstep, RTCA3_ALRM_SSTEP_DONE); + } + + return ret; + +setup_failed: + scoped_guard(spinlock_irqsave, &priv->lock) { + /* + * Disable PIE to avoid interrupt storm in case HW needed more than + * specified timeout for setup. + */ + writeb(rcr1 & ~RTCA3_RCR1_PIE, priv->base + RTCA3_RCR1); + readb_poll_timeout_atomic(priv->base + RTCA3_RCR1, tmp, !(tmp & ~RTCA3_RCR1_PIE), + 10, RTCA3_DEFAULT_TIMEOUT_US); + atomic_set(&priv->alrm_sstep, RTCA3_ALRM_SSTEP_DONE); + } + + return ret; +} + +static int rtca3_read_offset(struct device *dev, long *offset) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + u8 val, radj, cycles; + u32 ppb_per_cycle; + + scoped_guard(spinlock_irqsave, &priv->lock) { + radj = readb(priv->base + RTCA3_RADJ); + val = readb(priv->base + RTCA3_RCR2); + } + + cycles = FIELD_GET(RTCA3_RADJ_ADJ, radj); + + if (!cycles) { + *offset = 0; + return 0; + } + + if (val & RTCA3_RCR2_ADJP) + ppb_per_cycle = priv->ppb.ten_sec; + else + ppb_per_cycle = priv->ppb.sixty_sec; + + *offset = cycles * ppb_per_cycle; + val = FIELD_GET(RTCA3_RADJ_PMADJ, radj); + if (val == RTCA3_RADJ_PMADJ_SUB) + *offset = -(*offset); + + return 0; +} + +static int rtca3_set_offset(struct device *dev, long offset) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + int cycles, cycles10, cycles60; + u8 radj, adjp, tmp; + int ret; + + /* + * Automatic time error adjustment could be set at intervals of 10 + * or 60 seconds. + */ + cycles10 = DIV_ROUND_CLOSEST(offset, priv->ppb.ten_sec); + cycles60 = DIV_ROUND_CLOSEST(offset, priv->ppb.sixty_sec); + + /* We can set b/w 1 and 63 clock cycles. */ + if (cycles60 >= -RTCA3_RADJ_ADJ_MAX && + cycles60 <= RTCA3_RADJ_ADJ_MAX) { + cycles = cycles60; + adjp = 0; + } else if (cycles10 >= -RTCA3_RADJ_ADJ_MAX && + cycles10 <= RTCA3_RADJ_ADJ_MAX) { + cycles = cycles10; + adjp = RTCA3_RCR2_ADJP; + } else { + return -ERANGE; + } + + radj = FIELD_PREP(RTCA3_RADJ_ADJ, abs(cycles)); + if (!cycles) + radj |= FIELD_PREP(RTCA3_RADJ_PMADJ, RTCA3_RADJ_PMADJ_NONE); + else if (cycles > 0) + radj |= FIELD_PREP(RTCA3_RADJ_PMADJ, RTCA3_RADJ_PMADJ_ADD); + else + radj |= FIELD_PREP(RTCA3_RADJ_PMADJ, RTCA3_RADJ_PMADJ_SUB); + + guard(spinlock_irqsave)(&priv->lock); + + tmp = readb(priv->base + RTCA3_RCR2); + + if ((tmp & RTCA3_RCR2_ADJP) != adjp) { + /* RADJ.PMADJ need to be set to zero before setting RCR2.ADJP. */ + writeb(0, priv->base + RTCA3_RADJ); + ret = readb_poll_timeout_atomic(priv->base + RTCA3_RADJ, tmp, !tmp, + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + + rtca3_byte_update_bits(priv, RTCA3_RCR2, RTCA3_RCR2_ADJP, adjp); + ret = readb_poll_timeout_atomic(priv->base + RTCA3_RCR2, tmp, + ((tmp & RTCA3_RCR2_ADJP) == adjp), + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + } + + writeb(radj, priv->base + RTCA3_RADJ); + return readb_poll_timeout_atomic(priv->base + RTCA3_RADJ, tmp, (tmp == radj), + 10, RTCA3_DEFAULT_TIMEOUT_US); +} + +static const struct rtc_class_ops rtca3_ops = { + .read_time = rtca3_read_time, + .set_time = rtca3_set_time, + .read_alarm = rtca3_read_alarm, + .set_alarm = rtca3_set_alarm, + .alarm_irq_enable = rtca3_alarm_irq_enable, + .set_offset = rtca3_set_offset, + .read_offset = rtca3_read_offset, +}; + +static int rtca3_initial_setup(struct clk *clk, struct rtca3_priv *priv) +{ + unsigned long osc32k_rate; + u8 val, tmp, mask; + u32 sleep_us; + int ret; + + osc32k_rate = clk_get_rate(clk); + if (!osc32k_rate) + return -EINVAL; + + sleep_us = DIV_ROUND_UP_ULL(1000000ULL, osc32k_rate) * 6; + + priv->ppb.ten_sec = DIV_ROUND_CLOSEST_ULL(1000000000ULL, (osc32k_rate * 10)); + priv->ppb.sixty_sec = DIV_ROUND_CLOSEST_ULL(1000000000ULL, (osc32k_rate * 60)); + + /* + * According to HW manual (section 22.4.2. Clock and count mode setting procedure) + * we need to wait at least 6 cycles of the 32KHz clock after clock was enabled. + */ + usleep_range(sleep_us, sleep_us + 10); + + /* Disable all interrupts. */ + mask = RTCA3_RCR1_AIE | RTCA3_RCR1_CIE | RTCA3_RCR1_PIE; + ret = rtca3_alarm_irq_set_helper(priv, mask, 0); + if (ret) + return ret; + + mask = RTCA3_RCR2_START | RTCA3_RCR2_HR24; + val = readb(priv->base + RTCA3_RCR2); + /* Nothing to do if already started in 24 hours and calendar count mode. */ + if ((val & mask) == mask) + return 0; + + /* Reconfigure the RTC in 24 hours and calendar count mode. */ + mask = RTCA3_RCR2_START | RTCA3_RCR2_CNTMD; + writeb(0, priv->base + RTCA3_RCR2); + ret = readb_poll_timeout(priv->base + RTCA3_RCR2, tmp, !(tmp & mask), + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + + /* + * Set 24 hours mode. According to HW manual (section 22.3.19. RTC Control + * Register 2) this needs to be done separate from stop operation. + */ + mask = RTCA3_RCR2_HR24; + val = RTCA3_RCR2_HR24; + writeb(val, priv->base + RTCA3_RCR2); + ret = readb_poll_timeout(priv->base + RTCA3_RCR2, tmp, (tmp & mask), + 10, RTCA3_DEFAULT_TIMEOUT_US); + if (ret) + return ret; + + /* Execute reset. */ + mask = RTCA3_RCR2_RESET; + writeb(val | RTCA3_RCR2_RESET, priv->base + RTCA3_RCR2); + ret = readb_poll_timeout(priv->base + RTCA3_RCR2, tmp, !(tmp & mask), + 10, RTCA3_RESET_TIMEOUT_US); + if (ret) + return ret; + + /* + * According to HW manual (section 22.6.3. Notes on writing to and reading + * from registers) after reset we need to wait 6 clock cycles before + * writing to RTC registers. + */ + usleep_range(sleep_us, sleep_us + 10); + + /* Set no adjustment. */ + writeb(0, priv->base + RTCA3_RADJ); + ret = readb_poll_timeout(priv->base + RTCA3_RADJ, tmp, !tmp, 10, + RTCA3_DEFAULT_TIMEOUT_US); + + /* Start the RTC and enable automatic time error adjustment. */ + mask = RTCA3_RCR2_START | RTCA3_RCR2_AADJE; + val |= RTCA3_RCR2_START | RTCA3_RCR2_AADJE; + writeb(val, priv->base + RTCA3_RCR2); + ret = readb_poll_timeout(priv->base + RTCA3_RCR2, tmp, ((tmp & mask) == mask), + 10, RTCA3_START_TIMEOUT_US); + if (ret) + return ret; + + /* + * According to HW manual (section 22.6.4. Notes on writing to and reading + * from registers) we need to wait 1/128 seconds while the clock is operating + * (RCR2.START bit = 1) to be able to read the counters after a return from + * reset. + */ + usleep_range(8000, 9000); + + /* Set period interrupt to 1/64 seconds. It is necessary for alarm setup. */ + val = FIELD_PREP(RTCA3_RCR1_PES, RTCA3_RCR1_PES_1_64_SEC); + rtca3_byte_update_bits(priv, RTCA3_RCR1, RTCA3_RCR1_PES, val); + return readb_poll_timeout(priv->base + RTCA3_RCR1, tmp, ((tmp & RTCA3_RCR1_PES) == val), + 10, RTCA3_DEFAULT_TIMEOUT_US); +} + +static int rtca3_request_irqs(struct platform_device *pdev, struct rtca3_priv *priv) +{ + struct device *dev = &pdev->dev; + int ret, irq; + + irq = platform_get_irq_byname(pdev, "alarm"); + if (irq < 0) + return dev_err_probe(dev, irq, "Failed to get alarm IRQ!\n"); + + ret = devm_request_irq(dev, irq, rtca3_alarm_handler, 0, "rtca3-alarm", priv); + if (ret) + return dev_err_probe(dev, ret, "Failed to request alarm IRQ!\n"); + priv->wakeup_irq = irq; + + irq = platform_get_irq_byname(pdev, "period"); + if (irq < 0) + return dev_err_probe(dev, irq, "Failed to get period IRQ!\n"); + + ret = devm_request_irq(dev, irq, rtca3_periodic_handler, 0, "rtca3-period", priv); + if (ret) + return dev_err_probe(dev, ret, "Failed to request period IRQ!\n"); + + /* + * Driver doesn't implement carry handler. Just get the IRQ here + * for backward compatibility, in case carry support will be added later. + */ + irq = platform_get_irq_byname(pdev, "carry"); + if (irq < 0) + return dev_err_probe(dev, irq, "Failed to get carry IRQ!\n"); + + return 0; +} + +static void rtca3_action(void *data) +{ + struct device *dev = data; + struct rtca3_priv *priv = dev_get_drvdata(dev); + int ret; + + ret = reset_control_assert(priv->rstc); + if (ret) + dev_err(dev, "Failed to de-assert reset!"); + + ret = pm_runtime_put_sync(dev); + if (ret < 0) + dev_err(dev, "Failed to runtime suspend!"); +} + +static int rtca3_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct rtca3_priv *priv; + struct clk *clk; + int ret; + + priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(priv->base)) + return PTR_ERR(priv->base); + + ret = devm_pm_runtime_enable(dev); + if (ret) + return ret; + + priv->rstc = devm_reset_control_get_shared(dev, NULL); + if (IS_ERR(priv->rstc)) + return PTR_ERR(priv->rstc); + + ret = pm_runtime_resume_and_get(dev); + if (ret) + return ret; + + ret = reset_control_deassert(priv->rstc); + if (ret) { + pm_runtime_put_sync(dev); + return ret; + } + + dev_set_drvdata(dev, priv); + ret = devm_add_action_or_reset(dev, rtca3_action, dev); + if (ret) + return ret; + + /* + * This must be an always-on clock to keep the RTC running even after + * driver is unbinded. + */ + clk = devm_clk_get_enabled(dev, "counter"); + if (IS_ERR(clk)) + return PTR_ERR(clk); + + spin_lock_init(&priv->lock); + atomic_set(&priv->alrm_sstep, RTCA3_ALRM_SSTEP_DONE); + init_completion(&priv->set_alarm_completion); + + ret = rtca3_initial_setup(clk, priv); + if (ret) + return dev_err_probe(dev, ret, "Failed to setup the RTC!\n"); + + ret = rtca3_request_irqs(pdev, priv); + if (ret) + return ret; + + device_init_wakeup(&pdev->dev, 1); + + priv->rtc_dev = devm_rtc_allocate_device(&pdev->dev); + if (IS_ERR(priv->rtc_dev)) + return PTR_ERR(priv->rtc_dev); + + priv->rtc_dev->ops = &rtca3_ops; + priv->rtc_dev->max_user_freq = 256; + priv->rtc_dev->range_min = RTC_TIMESTAMP_BEGIN_2000; + priv->rtc_dev->range_max = RTC_TIMESTAMP_END_2099; + + return devm_rtc_register_device(priv->rtc_dev); +} + +static void rtca3_remove(struct platform_device *pdev) +{ + struct rtca3_priv *priv = platform_get_drvdata(pdev); + + guard(spinlock_irqsave)(&priv->lock); + + /* + * Disable alarm, periodic interrupts. The RTC device cannot + * power up the system. + */ + rtca3_alarm_irq_set_helper(priv, RTCA3_RCR1_AIE | RTCA3_RCR1_PIE, 0); +} + +static int rtca3_suspend(struct device *dev) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + + if (!device_may_wakeup(dev)) + return 0; + + /* Alarm setup in progress. */ + if (atomic_read(&priv->alrm_sstep) != RTCA3_ALRM_SSTEP_DONE) + return -EBUSY; + + enable_irq_wake(priv->wakeup_irq); + + return 0; +} + +static int rtca3_clean_alarm(struct rtca3_priv *priv) +{ + struct rtc_device *rtc_dev = priv->rtc_dev; + time64_t alarm_time, now; + struct rtc_wkalrm alarm; + struct rtc_time tm; + u8 pending; + int ret; + + ret = rtc_read_alarm(rtc_dev, &alarm); + if (ret) + return ret; + + if (!alarm.enabled) + return 0; + + ret = rtc_read_time(rtc_dev, &tm); + if (ret) + return ret; + + alarm_time = rtc_tm_to_time64(&alarm.time); + now = rtc_tm_to_time64(&tm); + if (alarm_time >= now) + return 0; + + /* + * Heuristically, it has been determined that when returning from deep + * sleep state the RTCA3_RSR.AF is zero even though the alarm expired. + * Call again the rtc_update_irq() if alarm helper detects this. + */ + + guard(spinlock_irqsave)(&priv->lock); + + pending = rtca3_alarm_handler_helper(priv); + if (!pending) + rtc_update_irq(priv->rtc_dev, 1, RTC_AF | RTC_IRQF); + + return 0; +} + +static int rtca3_resume(struct device *dev) +{ + struct rtca3_priv *priv = dev_get_drvdata(dev); + + if (!device_may_wakeup(dev)) + return 0; + + disable_irq_wake(priv->wakeup_irq); + + /* + * According to the HW manual (section 22.6.4 Notes on writing to + * and reading from registers) we need to wait 1/128 seconds while + * RCR2.START = 1 to be able to read the counters after a return from low + * power consumption state. + */ + mdelay(8); + + /* + * The alarm cannot wake the system from deep sleep states. In case + * we return from deep sleep states and the alarm expired we need + * to disable it to avoid failures when setting another alarm. + */ + return rtca3_clean_alarm(priv); +} + +static DEFINE_SIMPLE_DEV_PM_OPS(rtca3_pm_ops, rtca3_suspend, rtca3_resume); + +static const struct of_device_id rtca3_of_match[] = { + { .compatible = "renesas,rz-rtca3", }, + { /* sentinel */ } +}; +MODULE_DEVICE_TABLE(of, rtca3_of_match); + +static struct platform_driver rtca3_platform_driver = { + .driver = { + .name = "rtc-rtca3", + .pm = pm_ptr(&rtca3_pm_ops), + .of_match_table = rtca3_of_match, + }, + .probe = rtca3_probe, + .remove = rtca3_remove, +}; +module_platform_driver(rtca3_platform_driver); + +MODULE_DESCRIPTION("Renesas RTCA-3 RTC driver"); +MODULE_AUTHOR("Claudiu Beznea "); +MODULE_LICENSE("GPL"); diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 5d94c3f31494..49648cf28bd2 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -334,6 +334,7 @@ config ARCH_R9A07G054 config ARCH_R9A08G045 bool "ARM64 Platform support for RZ/G3S" select ARCH_RZG2L + select SYSC_R9A08G045 help This enables support for the Renesas RZ/G3S SoC variants. @@ -345,8 +346,16 @@ config ARCH_R9A09G011 help This enables support for the Renesas RZ/V2M SoC. +config ARCH_R9A09G047 + bool "ARM64 Platform support for RZ/G3E" + select SYS_R9A09G047 + help + This enables support for the Renesas RZ/G3E SoC variants. + config ARCH_R9A09G057 bool "ARM64 Platform support for RZ/V2H(P)" + select RENESAS_RZV2H_ICU + select SYS_R9A09G057 help This enables support for the Renesas RZ/V2H(P) SoC variants. @@ -377,4 +386,19 @@ config PWC_RZV2M config RST_RCAR bool "Reset Controller support for R-Car" if COMPILE_TEST +config SYSC_RZ + bool "System controller for RZ SoCs" if COMPILE_TEST + +config SYSC_R9A08G045 + bool "Renesas RZ/G3S System controller support" if COMPILE_TEST + select SYSC_RZ + +config SYS_R9A09G047 + bool "Renesas RZ/G3E System controller support" if COMPILE_TEST + select SYSC_RZ + +config SYS_R9A09G057 + bool "Renesas RZ/V2H System controller support" if COMPILE_TEST + select SYSC_RZ + endif # SOC_RENESAS diff --git a/drivers/soc/renesas/Makefile b/drivers/soc/renesas/Makefile index 734f8f8cefa4..81d4c5726e4c 100644 --- a/drivers/soc/renesas/Makefile +++ b/drivers/soc/renesas/Makefile @@ -6,7 +6,11 @@ obj-$(CONFIG_SOC_RENESAS) += renesas-soc.o ifdef CONFIG_SMP obj-$(CONFIG_ARCH_R9A06G032) += r9a06g032-smp.o endif +obj-$(CONFIG_SYSC_R9A08G045) += r9a08g045-sysc.o +obj-$(CONFIG_SYS_R9A09G047) += r9a09g047-sys.o +obj-$(CONFIG_SYS_R9A09G057) += r9a09g057-sys.o # Family obj-$(CONFIG_PWC_RZV2M) += pwc-rzv2m.o obj-$(CONFIG_RST_RCAR) += rcar-rst.o +obj-$(CONFIG_SYSC_RZ) += rz-sysc.o diff --git a/drivers/soc/renesas/r9a08g045-sysc.c b/drivers/soc/renesas/r9a08g045-sysc.c new file mode 100644 index 000000000000..f4db1431e036 --- /dev/null +++ b/drivers/soc/renesas/r9a08g045-sysc.c @@ -0,0 +1,23 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ/G3S System controller driver + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#include +#include + +#include "rz-sysc.h" + +static const struct rz_sysc_soc_id_init_data rzg3s_sysc_soc_id_init_data __initconst = { + .family = "RZ/G3S", + .id = 0x85e0447, + .devid_offset = 0xa04, + .revision_mask = GENMASK(31, 28), + .specific_id_mask = GENMASK(27, 0), +}; + +const struct rz_sysc_init_data rzg3s_sysc_init_data __initconst = { + .soc_id_init_data = &rzg3s_sysc_soc_id_init_data, +}; diff --git a/drivers/soc/renesas/r9a09g047-sys.c b/drivers/soc/renesas/r9a09g047-sys.c new file mode 100644 index 000000000000..cd2eb7782cfe --- /dev/null +++ b/drivers/soc/renesas/r9a09g047-sys.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ/G3E System controller (SYS) driver + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include + +#include "rz-sysc.h" + +/* Register Offsets */ +#define SYS_LSI_MODE 0x300 +/* + * BOOTPLLCA[1:0] + * [0,0] => 1.1GHZ + * [0,1] => 1.5GHZ + * [1,0] => 1.6GHZ + * [1,1] => 1.7GHZ + */ +#define SYS_LSI_MODE_STAT_BOOTPLLCA55 GENMASK(12, 11) +#define SYS_LSI_MODE_CA55_1_7GHZ 0x3 + +#define SYS_LSI_PRR 0x308 +#define SYS_LSI_PRR_CA55_DIS BIT(8) +#define SYS_LSI_PRR_NPU_DIS BIT(1) + +static void rzg3e_sys_print_id(struct device *dev, + void __iomem *sysc_base, + struct soc_device_attribute *soc_dev_attr) +{ + bool is_quad_core, npu_enabled; + u32 prr_val, mode_val; + + prr_val = readl(sysc_base + SYS_LSI_PRR); + mode_val = readl(sysc_base + SYS_LSI_MODE); + + /* Check CPU and NPU configuration */ + is_quad_core = !(prr_val & SYS_LSI_PRR_CA55_DIS); + npu_enabled = !(prr_val & SYS_LSI_PRR_NPU_DIS); + + dev_info(dev, "Detected Renesas %s Core %s %s Rev %s%s\n", + is_quad_core ? "Quad" : "Dual", soc_dev_attr->family, + soc_dev_attr->soc_id, soc_dev_attr->revision, + npu_enabled ? " with Ethos-U55" : ""); + + /* Check CA55 PLL configuration */ + if (FIELD_GET(SYS_LSI_MODE_STAT_BOOTPLLCA55, mode_val) != SYS_LSI_MODE_CA55_1_7GHZ) + dev_warn(dev, "CA55 PLL is not set to 1.7GHz\n"); +} + +static const struct rz_sysc_soc_id_init_data rzg3e_sys_soc_id_init_data __initconst = { + .family = "RZ/G3E", + .id = 0x8679447, + .devid_offset = 0x304, + .revision_mask = GENMASK(31, 28), + .specific_id_mask = GENMASK(27, 0), + .print_id = rzg3e_sys_print_id, +}; + +const struct rz_sysc_init_data rzg3e_sys_init_data = { + .soc_id_init_data = &rzg3e_sys_soc_id_init_data, +}; diff --git a/drivers/soc/renesas/r9a09g057-sys.c b/drivers/soc/renesas/r9a09g057-sys.c new file mode 100644 index 000000000000..4c21cc29edbc --- /dev/null +++ b/drivers/soc/renesas/r9a09g057-sys.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ/V2H System controller (SYS) driver + * + * Copyright (C) 2025 Renesas Electronics Corp. + */ + +#include +#include +#include +#include +#include + +#include "rz-sysc.h" + +/* Register Offsets */ +#define SYS_LSI_MODE 0x300 +/* + * BOOTPLLCA[1:0] + * [0,0] => 1.1GHZ + * [0,1] => 1.5GHZ + * [1,0] => 1.6GHZ + * [1,1] => 1.7GHZ + */ +#define SYS_LSI_MODE_STAT_BOOTPLLCA55 GENMASK(12, 11) +#define SYS_LSI_MODE_CA55_1_7GHZ 0x3 + +#define SYS_LSI_PRR 0x308 +#define SYS_LSI_PRR_GPU_DIS BIT(0) +#define SYS_LSI_PRR_ISP_DIS BIT(4) + +static void rzv2h_sys_print_id(struct device *dev, + void __iomem *sysc_base, + struct soc_device_attribute *soc_dev_attr) +{ + bool gpu_enabled, isp_enabled; + u32 prr_val, mode_val; + + prr_val = readl(sysc_base + SYS_LSI_PRR); + mode_val = readl(sysc_base + SYS_LSI_MODE); + + /* Check GPU and ISP configuration */ + gpu_enabled = !(prr_val & SYS_LSI_PRR_GPU_DIS); + isp_enabled = !(prr_val & SYS_LSI_PRR_ISP_DIS); + + dev_info(dev, "Detected Renesas %s %s Rev %s%s%s\n", + soc_dev_attr->family, soc_dev_attr->soc_id, soc_dev_attr->revision, + gpu_enabled ? " with GE3D (Mali-G31)" : "", + isp_enabled ? " with ISP (Mali-C55)" : ""); + + /* Check CA55 PLL configuration */ + if (FIELD_GET(SYS_LSI_MODE_STAT_BOOTPLLCA55, mode_val) != SYS_LSI_MODE_CA55_1_7GHZ) + dev_warn(dev, "CA55 PLL is not set to 1.7GHz\n"); +} + +static const struct rz_sysc_soc_id_init_data rzv2h_sys_soc_id_init_data __initconst = { + .family = "RZ/V2H", + .id = 0x847a447, + .devid_offset = 0x304, + .revision_mask = GENMASK(31, 28), + .specific_id_mask = GENMASK(27, 0), + .print_id = rzv2h_sys_print_id, +}; + +const struct rz_sysc_init_data rzv2h_sys_init_data = { + .soc_id_init_data = &rzv2h_sys_soc_id_init_data, +}; diff --git a/drivers/soc/renesas/renesas-soc.c b/drivers/soc/renesas/renesas-soc.c index 172d59e6fbcf..df2b38417b80 100644 --- a/drivers/soc/renesas/renesas-soc.c +++ b/drivers/soc/renesas/renesas-soc.c @@ -71,14 +71,6 @@ static const struct renesas_family fam_rzg2ul __initconst __maybe_unused = { .name = "RZ/G2UL", }; -static const struct renesas_family fam_rzg3s __initconst __maybe_unused = { - .name = "RZ/G3S", -}; - -static const struct renesas_family fam_rzv2h __initconst __maybe_unused = { - .name = "RZ/V2H", -}; - static const struct renesas_family fam_rzv2l __initconst __maybe_unused = { .name = "RZ/V2L", }; @@ -176,16 +168,6 @@ static const struct renesas_soc soc_rz_g2ul __initconst __maybe_unused = { .id = 0x8450447, }; -static const struct renesas_soc soc_rz_g3s __initconst __maybe_unused = { - .family = &fam_rzg3s, - .id = 0x85e0447, -}; - -static const struct renesas_soc soc_rz_v2h __initconst __maybe_unused = { - .family = &fam_rzv2h, - .id = 0x847a447, -}; - static const struct renesas_soc soc_rz_v2l __initconst __maybe_unused = { .family = &fam_rzv2l, .id = 0x8447447, @@ -289,7 +271,6 @@ static const struct renesas_soc soc_shmobile_ag5 __initconst __maybe_unused = { .id = 0x37, }; - static const struct of_device_id renesas_socs[] __initconst __maybe_unused = { #ifdef CONFIG_ARCH_R7S72100 { .compatible = "renesas,r7s72100", .data = &soc_rz_a1h }, @@ -410,15 +391,9 @@ static const struct of_device_id renesas_socs[] __initconst __maybe_unused = { #ifdef CONFIG_ARCH_R9A07G054 { .compatible = "renesas,r9a07g054", .data = &soc_rz_v2l }, #endif -#ifdef CONFIG_ARCH_R9A08G045 - { .compatible = "renesas,r9a08g045", .data = &soc_rz_g3s }, -#endif #ifdef CONFIG_ARCH_R9A09G011 { .compatible = "renesas,r9a09g011", .data = &soc_rz_v2m }, #endif -#ifdef CONFIG_ARCH_R9A09G057 - { .compatible = "renesas,r9a09g057", .data = &soc_rz_v2h }, -#endif #ifdef CONFIG_ARCH_SH73A0 { .compatible = "renesas,sh73a0", .data = &soc_shmobile_ag5 }, #endif @@ -444,11 +419,6 @@ static const struct renesas_id id_rzg2l __initconst = { .mask = 0xfffffff, }; -static const struct renesas_id id_rzv2h __initconst = { - .offset = 0x304, - .mask = 0xfffffff, -}; - static const struct renesas_id id_rzv2m __initconst = { .offset = 0x104, .mask = 0xff, @@ -466,7 +436,6 @@ static const struct of_device_id renesas_ids[] __initconst = { { .compatible = "renesas,r9a07g054-sysc", .data = &id_rzg2l }, { .compatible = "renesas,r9a08g045-sysc", .data = &id_rzg2l }, { .compatible = "renesas,r9a09g011-sys", .data = &id_rzv2m }, - { .compatible = "renesas,r9a09g057-sys", .data = &id_rzv2h }, { .compatible = "renesas,prr", .data = &id_prr }, { /* sentinel */ } }; @@ -531,7 +500,7 @@ static int __init renesas_soc_init(void) eslo = product & 0xf; soc_dev_attr->revision = kasprintf(GFP_KERNEL, "ES%u.%u", eshi, eslo); - } else if (id == &id_rzg2l || id == &id_rzv2h) { + } else if (id == &id_rzg2l) { eshi = ((product >> 28) & 0x0f); soc_dev_attr->revision = kasprintf(GFP_KERNEL, "%u", eshi); diff --git a/drivers/soc/renesas/rz-sysc.c b/drivers/soc/renesas/rz-sysc.c new file mode 100644 index 000000000000..14db508f669f --- /dev/null +++ b/drivers/soc/renesas/rz-sysc.c @@ -0,0 +1,137 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * RZ System controller driver + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#include +#include +#include +#include + +#include "rz-sysc.h" + +#define field_get(_mask, _reg) (((_reg) & (_mask)) >> (ffs(_mask) - 1)) + +/** + * struct rz_sysc - RZ SYSC private data structure + * @base: SYSC base address + * @dev: SYSC device pointer + */ +struct rz_sysc { + void __iomem *base; + struct device *dev; +}; + +static int rz_sysc_soc_init(struct rz_sysc *sysc, const struct of_device_id *match) +{ + const struct rz_sysc_init_data *sysc_data = match->data; + const struct rz_sysc_soc_id_init_data *soc_data = sysc_data->soc_id_init_data; + struct soc_device_attribute *soc_dev_attr; + const char *soc_id_start, *soc_id_end; + u32 val, revision, specific_id; + struct soc_device *soc_dev; + char soc_id[32] = {0}; + size_t size; + + soc_id_start = strchr(match->compatible, ',') + 1; + soc_id_end = strchr(match->compatible, '-'); + size = soc_id_end - soc_id_start + 1; + if (size > 32) + size = sizeof(soc_id); + strscpy(soc_id, soc_id_start, size); + + soc_dev_attr = devm_kzalloc(sysc->dev, sizeof(*soc_dev_attr), GFP_KERNEL); + if (!soc_dev_attr) + return -ENOMEM; + + soc_dev_attr->family = devm_kstrdup(sysc->dev, soc_data->family, GFP_KERNEL); + if (!soc_dev_attr->family) + return -ENOMEM; + + soc_dev_attr->soc_id = devm_kstrdup(sysc->dev, soc_id, GFP_KERNEL); + if (!soc_dev_attr->soc_id) + return -ENOMEM; + + val = readl(sysc->base + soc_data->devid_offset); + revision = field_get(soc_data->revision_mask, val); + specific_id = field_get(soc_data->specific_id_mask, val); + soc_dev_attr->revision = devm_kasprintf(sysc->dev, GFP_KERNEL, "%u", revision); + if (!soc_dev_attr->revision) + return -ENOMEM; + + if (soc_data->id && specific_id != soc_data->id) { + dev_warn(sysc->dev, "SoC mismatch (product = 0x%x)\n", specific_id); + return -ENODEV; + } + + /* Try to call SoC-specific device identification */ + if (soc_data->print_id) { + soc_data->print_id(sysc->dev, sysc->base, soc_dev_attr); + } else { + dev_info(sysc->dev, "Detected Renesas %s %s Rev %s\n", + soc_dev_attr->family, soc_dev_attr->soc_id, soc_dev_attr->revision); + } + + soc_dev = soc_device_register(soc_dev_attr); + if (IS_ERR(soc_dev)) + return PTR_ERR(soc_dev); + + return 0; +} + +static const struct of_device_id rz_sysc_match[] = { +#ifdef CONFIG_SYSC_R9A08G045 + { .compatible = "renesas,r9a08g045-sysc", .data = &rzg3s_sysc_init_data }, +#endif +#ifdef CONFIG_SYS_R9A09G047 + { .compatible = "renesas,r9a09g047-sys", .data = &rzg3e_sys_init_data }, +#endif +#ifdef CONFIG_SYS_R9A09G057 + { .compatible = "renesas,r9a09g057-sys", .data = &rzv2h_sys_init_data }, +#endif + { } +}; +MODULE_DEVICE_TABLE(of, rz_sysc_match); + +static int rz_sysc_probe(struct platform_device *pdev) +{ + const struct of_device_id *match; + struct device *dev = &pdev->dev; + struct rz_sysc *sysc; + + match = of_match_node(rz_sysc_match, dev->of_node); + if (!match) + return -ENODEV; + + sysc = devm_kzalloc(dev, sizeof(*sysc), GFP_KERNEL); + if (!sysc) + return -ENOMEM; + + sysc->base = devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(sysc->base)) + return PTR_ERR(sysc->base); + + sysc->dev = dev; + return rz_sysc_soc_init(sysc, match); +} + +static struct platform_driver rz_sysc_driver = { + .driver = { + .name = "renesas-rz-sysc", + .suppress_bind_attrs = true, + .of_match_table = rz_sysc_match + }, + .probe = rz_sysc_probe +}; + +static int __init rz_sysc_init(void) +{ + return platform_driver_register(&rz_sysc_driver); +} +subsys_initcall(rz_sysc_init); + +MODULE_DESCRIPTION("Renesas RZ System Controller Driver"); +MODULE_AUTHOR("Claudiu Beznea "); +MODULE_LICENSE("GPL"); diff --git a/drivers/soc/renesas/rz-sysc.h b/drivers/soc/renesas/rz-sysc.h new file mode 100644 index 000000000000..aa83948c5117 --- /dev/null +++ b/drivers/soc/renesas/rz-sysc.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Renesas RZ System Controller + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ + +#ifndef __SOC_RENESAS_RZ_SYSC_H__ +#define __SOC_RENESAS_RZ_SYSC_H__ + +#include +#include +#include + +/** + * struct rz_syc_soc_id_init_data - RZ SYSC SoC identification initialization data + * @family: RZ SoC family + * @id: RZ SoC expected ID + * @devid_offset: SYSC SoC ID register offset + * @revision_mask: SYSC SoC ID revision mask + * @specific_id_mask: SYSC SoC ID specific ID mask + * @print_id: print SoC-specific extended device identification + */ +struct rz_sysc_soc_id_init_data { + const char * const family; + u32 id; + u32 devid_offset; + u32 revision_mask; + u32 specific_id_mask; + void (*print_id)(struct device *dev, void __iomem *sysc_base, + struct soc_device_attribute *soc_dev_attr); +}; + +/** + * struct rz_sysc_init_data - RZ SYSC initialization data + * @soc_id_init_data: RZ SYSC SoC ID initialization data + */ +struct rz_sysc_init_data { + const struct rz_sysc_soc_id_init_data *soc_id_init_data; +}; + +extern const struct rz_sysc_init_data rzg3e_sys_init_data; +extern const struct rz_sysc_init_data rzg3s_sysc_init_data; +extern const struct rz_sysc_init_data rzv2h_sys_init_data; + +#endif /* __SOC_RENESAS_RZ_SYSC_H__ */ diff --git a/drivers/spi/spi-rpc-if.c b/drivers/spi/spi-rpc-if.c index 43e829251af5..471e75856408 100644 --- a/drivers/spi/spi-rpc-if.c +++ b/drivers/spi/spi-rpc-if.c @@ -75,6 +75,19 @@ static bool rpcif_spi_mem_supports_op(struct spi_mem *mem, return true; } +static ssize_t xspi_spi_mem_dirmap_write(struct spi_mem_dirmap_desc *desc, + u64 offs, size_t len, const void *buf) +{ + struct rpcif *rpc = spi_controller_get_devdata(desc->mem->spi->controller); + + if (offs + desc->info.offset + len > U32_MAX) + return -EINVAL; + + rpcif_spi_mem_prepare(desc->mem->spi, &desc->info.op_tmpl, &offs, &len); + + return xspi_dirmap_write(rpc->dev, offs, len, buf); +} + static ssize_t rpcif_spi_mem_dirmap_read(struct spi_mem_dirmap_desc *desc, u64 offs, size_t len, void *buf) { @@ -103,7 +116,7 @@ static int rpcif_spi_mem_dirmap_create(struct spi_mem_dirmap_desc *desc) if (!rpc->dirmap) return -EOPNOTSUPP; - if (desc->info.op_tmpl.data.dir != SPI_MEM_DATA_IN) + if (!rpc->xspi && desc->info.op_tmpl.data.dir != SPI_MEM_DATA_IN) return -EOPNOTSUPP; return 0; @@ -125,6 +138,7 @@ static const struct spi_controller_mem_ops rpcif_spi_mem_ops = { .exec_op = rpcif_spi_mem_exec_op, .dirmap_create = rpcif_spi_mem_dirmap_create, .dirmap_read = rpcif_spi_mem_dirmap_read, + .dirmap_write = xspi_spi_mem_dirmap_write, }; static int rpcif_spi_probe(struct platform_device *pdev) diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c index 53236e3e4fa4..d4e7eb32abab 100644 --- a/drivers/tty/serial/sh-sci.c +++ b/drivers/tty/serial/sh-sci.c @@ -3715,7 +3715,7 @@ static int __init early_console_setup(struct earlycon_device *device, return -ENODEV; device->port.type = type; - memcpy(&sci_ports[0].port, &device->port, sizeof(struct uart_port)); + sci_ports[0].port = device->port; port_cfg.type = type; sci_ports[0].cfg = &port_cfg; sci_ports[0].params = sci_probe_regmap(&port_cfg); diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig index 0b59c669c26d..bb36b3a7727e 100644 --- a/drivers/watchdog/Kconfig +++ b/drivers/watchdog/Kconfig @@ -955,13 +955,14 @@ config RENESAS_RZG2LWDT Renesas RZ/G2L SoCs. These watchdogs can be used to reset a system. config RENESAS_RZV2HWDT - tristate "Renesas RZ/V2H(P) WDT Watchdog" - depends on ARCH_R9A09G057 || COMPILE_TEST + tristate "Renesas RZ/{G3E,V2H(P)} WDT Watchdog" + depends on ARCH_RENESAS || COMPILE_TEST depends on PM || COMPILE_TEST select WATCHDOG_CORE help This driver adds watchdog support for the integrated watchdogs in the - Renesas RZ/V2H(P) SoCs. These watchdogs can be used to reset a system. + Renesas RZ/{G3E,V2H(P)} SoCs. These watchdogs can be used to reset a + system. config ASPEED_WATCHDOG tristate "Aspeed BMC watchdog support" diff --git a/drivers/watchdog/rzv2h_wdt.c b/drivers/watchdog/rzv2h_wdt.c index 1d1b17312747..8defd0241213 100644 --- a/drivers/watchdog/rzv2h_wdt.c +++ b/drivers/watchdog/rzv2h_wdt.c @@ -217,24 +217,24 @@ static int rzv2h_wdt_probe(struct platform_device *pdev) if (IS_ERR(priv->base)) return PTR_ERR(priv->base); - priv->pclk = devm_clk_get_prepared(&pdev->dev, "pclk"); + priv->pclk = devm_clk_get_prepared(dev, "pclk"); if (IS_ERR(priv->pclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(priv->pclk), "no pclk"); + return dev_err_probe(dev, PTR_ERR(priv->pclk), "no pclk"); - priv->oscclk = devm_clk_get_prepared(&pdev->dev, "oscclk"); + priv->oscclk = devm_clk_get_prepared(dev, "oscclk"); if (IS_ERR(priv->oscclk)) - return dev_err_probe(&pdev->dev, PTR_ERR(priv->oscclk), "no oscclk"); + return dev_err_probe(dev, PTR_ERR(priv->oscclk), "no oscclk"); - priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); + priv->rstc = devm_reset_control_get_exclusive(dev, NULL); if (IS_ERR(priv->rstc)) - return dev_err_probe(&pdev->dev, PTR_ERR(priv->rstc), + return dev_err_probe(dev, PTR_ERR(priv->rstc), "failed to get cpg reset"); priv->wdev.max_hw_heartbeat_ms = (MILLI * MAX_TIMEOUT_CYCLES * CLOCK_DIV_BY_256) / clk_get_rate(priv->oscclk); dev_dbg(dev, "max hw timeout of %dms\n", priv->wdev.max_hw_heartbeat_ms); - ret = devm_pm_runtime_enable(&pdev->dev); + ret = devm_pm_runtime_enable(dev); if (ret) return ret; @@ -251,7 +251,7 @@ static int rzv2h_wdt_probe(struct platform_device *pdev) if (ret) dev_warn(dev, "Specified timeout invalid, using default"); - return devm_watchdog_register_device(&pdev->dev, &priv->wdev); + return devm_watchdog_register_device(dev, &priv->wdev); } static const struct of_device_id rzv2h_wdt_ids[] = { diff --git a/include/dt-bindings/clock/renesas,r9a08g045-vbattb.h b/include/dt-bindings/clock/renesas,r9a08g045-vbattb.h new file mode 100644 index 000000000000..67774eafad06 --- /dev/null +++ b/include/dt-bindings/clock/renesas,r9a08g045-vbattb.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_CLOCK_R9A08G045_VBATTB_H__ +#define __DT_BINDINGS_CLOCK_R9A08G045_VBATTB_H__ + +#define VBATTB_XC 0 +#define VBATTB_XBYP 1 +#define VBATTB_MUX 2 +#define VBATTB_VBATTCLK 3 + +#endif /* __DT_BINDINGS_CLOCK_R9A08G045_VBATTB_H__ */ diff --git a/include/dt-bindings/clock/renesas,r9a09g047-cpg.h b/include/dt-bindings/clock/renesas,r9a09g047-cpg.h new file mode 100644 index 000000000000..a27132f9a6c8 --- /dev/null +++ b/include/dt-bindings/clock/renesas,r9a09g047-cpg.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) + * + * Copyright (C) 2024 Renesas Electronics Corp. + */ +#ifndef __DT_BINDINGS_CLOCK_RENESAS_R9A09G047_CPG_H__ +#define __DT_BINDINGS_CLOCK_RENESAS_R9A09G047_CPG_H__ + +#include + +/* Core Clock list */ +#define R9A09G047_SYS_0_PCLK 0 +#define R9A09G047_CA55_0_CORECLK0 1 +#define R9A09G047_CA55_0_CORECLK1 2 +#define R9A09G047_CA55_0_CORECLK2 3 +#define R9A09G047_CA55_0_CORECLK3 4 +#define R9A09G047_CA55_0_PERIPHCLK 5 +#define R9A09G047_CM33_CLK0 6 +#define R9A09G047_CST_0_SWCLKTCK 7 +#define R9A09G047_IOTOP_0_SHCLK 8 +#define R9A09G047_SPI_CLK_SPI 9 +#define R9A09G047_GBETH_0_CLK_PTP_REF_I 10 +#define R9A09G047_GBETH_1_CLK_PTP_REF_I 11 + +#endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G047_CPG_H__ */ diff --git a/include/dt-bindings/clock/renesas,r9a09g057-cpg.h b/include/dt-bindings/clock/renesas,r9a09g057-cpg.h index 541e6d719bd6..5346a898ab60 100644 --- a/include/dt-bindings/clock/renesas,r9a09g057-cpg.h +++ b/include/dt-bindings/clock/renesas,r9a09g057-cpg.h @@ -17,5 +17,10 @@ #define R9A09G057_CM33_CLK0 6 #define R9A09G057_CST_0_SWCLKTCK 7 #define R9A09G057_IOTOP_0_SHCLK 8 +#define R9A09G057_USB2_0_CLK_CORE0 9 +#define R9A09G057_USB2_0_CLK_CORE1 10 +#define R9A09G057_GBETH_0_CLK_PTP_REF_I 11 +#define R9A09G057_GBETH_1_CLK_PTP_REF_I 12 +#define R9A09G057_SPI_CLK_SPI 13 #endif /* __DT_BINDINGS_CLOCK_RENESAS_R9A09G057_CPG_H__ */ diff --git a/include/dt-bindings/pinctrl/renesas,r9a09g047-pinctrl.h b/include/dt-bindings/pinctrl/renesas,r9a09g047-pinctrl.h new file mode 100644 index 000000000000..5917096720bd --- /dev/null +++ b/include/dt-bindings/pinctrl/renesas,r9a09g047-pinctrl.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * This header provides constants for Renesas RZ/G3E family pinctrl bindings. + * + * Copyright (C) 2024 Renesas Electronics Corp. + * + */ + +#ifndef __DT_BINDINGS_PINCTRL_RENESAS_R9A09G047_PINCTRL_H__ +#define __DT_BINDINGS_PINCTRL_RENESAS_R9A09G047_PINCTRL_H__ + +#include + +/* RZG3E_Px = Offset address of PFC_P_mn - 0x20 */ +#define RZG3E_P0 0 +#define RZG3E_P1 1 +#define RZG3E_P2 2 +#define RZG3E_P3 3 +#define RZG3E_P4 4 +#define RZG3E_P5 5 +#define RZG3E_P6 6 +#define RZG3E_P7 7 +#define RZG3E_P8 8 +#define RZG3E_PA 10 +#define RZG3E_PB 11 +#define RZG3E_PC 12 +#define RZG3E_PD 13 +#define RZG3E_PE 14 +#define RZG3E_PF 15 +#define RZG3E_PG 16 +#define RZG3E_PH 17 +#define RZG3E_PJ 19 +#define RZG3E_PK 20 +#define RZG3E_PL 21 +#define RZG3E_PM 22 +#define RZG3E_PS 28 + +#define RZG3E_PORT_PINMUX(b, p, f) RZG2L_PORT_PINMUX(RZG3E_P##b, p, f) +#define RZG3E_GPIO(port, pin) RZG2L_GPIO(RZG3E_P##port, pin) + +#endif /* __DT_BINDINGS_PINCTRL_RENESAS_R9A09G047_PINCTRL_H__ */ diff --git a/include/dt-bindings/pinctrl/renesas,r9a09g057-pinctrl.h b/include/dt-bindings/pinctrl/renesas,r9a09g057-pinctrl.h new file mode 100644 index 000000000000..2e83bf43160b --- /dev/null +++ b/include/dt-bindings/pinctrl/renesas,r9a09g057-pinctrl.h @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * This header provides constants for Renesas RZ/V2H family pinctrl bindings. + * + * Copyright (C) 2024 Renesas Electronics Corp. + * + */ + +#ifndef __DT_BINDINGS_PINCTRL_RENESAS_R9A09G057_PINCTRL_H__ +#define __DT_BINDINGS_PINCTRL_RENESAS_R9A09G057_PINCTRL_H__ + +#include + +/* RZV2H_Px = Offset address of PFC_P_mn - 0x20 */ +#define RZV2H_P0 0 +#define RZV2H_P1 1 +#define RZV2H_P2 2 +#define RZV2H_P3 3 +#define RZV2H_P4 4 +#define RZV2H_P5 5 +#define RZV2H_P6 6 +#define RZV2H_P7 7 +#define RZV2H_P8 8 +#define RZV2H_P9 9 +#define RZV2H_PA 10 +#define RZV2H_PB 11 + +#define RZV2H_PORT_PINMUX(b, p, f) RZG2L_PORT_PINMUX(RZV2H_P##b, p, f) +#define RZV2H_GPIO(port, pin) RZG2L_GPIO(RZV2H_P##port, pin) + +#endif /* __DT_BINDINGS_PINCTRL_RENESAS_R9A09G057_PINCTRL_H__ */ diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 7e43caabb54b..28cf7d103e92 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -622,6 +622,24 @@ struct clk *clk_register_gate(struct device *dev, const char *name, __devm_clk_hw_register_gate((dev), NULL, (name), (parent_name), NULL, \ NULL, (flags), (reg), (bit_idx), \ (clk_gate_flags), (lock)) +/** + * devm_clk_hw_register_gate_parent_hw - register a gate clock with the clock + * framework + * @dev: device that is registering this clock + * @name: name of this clock + * @parent_hw: pointer to parent clk + * @flags: framework-specific flags for this clock + * @reg: register address to control gating of this clock + * @bit_idx: which bit in the register controls gating of this clock + * @clk_gate_flags: gate-specific flags for this clock + * @lock: shared register lock for this clock + */ +#define devm_clk_hw_register_gate_parent_hw(dev, name, parent_hw, flags, \ + reg, bit_idx, clk_gate_flags, \ + lock) \ + __devm_clk_hw_register_gate((dev), NULL, (name), NULL, (parent_hw), \ + NULL, (flags), (reg), (bit_idx), \ + (clk_gate_flags), (lock)) /** * devm_clk_hw_register_gate_parent_data - register a gate clock with the * clock framework diff --git a/include/linux/of.h b/include/linux/of.h index 85b60ac9eec5..4232d1c43929 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -298,6 +298,8 @@ extern struct device_node *of_get_compatible_child(const struct device_node *par const char *compatible); extern struct device_node *of_get_child_by_name(const struct device_node *node, const char *name); +extern struct device_node *of_get_available_child_by_name(const struct device_node *node, + const char *name); /* cache lookup */ extern struct device_node *of_find_next_cache_node(const struct device_node *); @@ -575,6 +577,13 @@ static inline struct device_node *of_get_child_by_name( return NULL; } +static inline struct device_node *of_get_available_child_by_name( + const struct device_node *node, + const char *name) +{ + return NULL; +} + static inline int of_device_is_compatible(const struct device_node *device, const char *name) { diff --git a/include/linux/phy.h b/include/linux/phy.h index dfc7b97f9648..89aa0df5e5cf 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -298,6 +298,29 @@ static inline const char *phy_modes(phy_interface_t interface) } } +/** + * rgmii_clock - map link speed to the clock rate + * @speed: link speed value + * + * Description: maps RGMII supported link speeds + * into the clock rates. + * + * Returns: clock rate or negative errno + */ +static inline long rgmii_clock(int speed) +{ + switch (speed) { + case SPEED_10: + return 2500000; + case SPEED_100: + return 25000000; + case SPEED_1000: + return 125000000; + default: + return -EINVAL; + } +} + #define PHY_INIT_TIMEOUT 100000 #define PHY_FORCE_TIMEOUT 10 diff --git a/include/linux/reset.h b/include/linux/reset.h index 514ddf003efc..2986ced69a02 100644 --- a/include/linux/reset.h +++ b/include/linux/reset.h @@ -25,6 +25,48 @@ struct reset_control_bulk_data { struct reset_control *rstc; }; +#define RESET_CONTROL_FLAGS_BIT_SHARED BIT(0) /* not exclusive */ +#define RESET_CONTROL_FLAGS_BIT_OPTIONAL BIT(1) +#define RESET_CONTROL_FLAGS_BIT_ACQUIRED BIT(2) /* iff exclusive, not released */ +#define RESET_CONTROL_FLAGS_BIT_DEASSERTED BIT(3) + +/** + * enum reset_control_flags - Flags that can be passed to the reset_control_get functions + * to determine the type of reset control. + * These values cannot be OR'd. + * + * @RESET_CONTROL_EXCLUSIVE: exclusive, acquired, + * @RESET_CONTROL_EXCLUSIVE_DEASSERTED: exclusive, acquired, deasserted + * @RESET_CONTROL_EXCLUSIVE_RELEASED: exclusive, released, + * @RESET_CONTROL_SHARED: shared + * @RESET_CONTROL_SHARED_DEASSERTED: shared, deasserted + * @RESET_CONTROL_OPTIONAL_EXCLUSIVE: optional, exclusive, acquired + * @RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED: optional, exclusive, acquired, deasserted + * @RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED: optional, exclusive, released + * @RESET_CONTROL_OPTIONAL_SHARED: optional, shared + * @RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED: optional, shared, deasserted + */ +enum reset_control_flags { + RESET_CONTROL_EXCLUSIVE = RESET_CONTROL_FLAGS_BIT_ACQUIRED, + RESET_CONTROL_EXCLUSIVE_DEASSERTED = RESET_CONTROL_FLAGS_BIT_ACQUIRED | + RESET_CONTROL_FLAGS_BIT_DEASSERTED, + RESET_CONTROL_EXCLUSIVE_RELEASED = 0, + RESET_CONTROL_SHARED = RESET_CONTROL_FLAGS_BIT_SHARED, + RESET_CONTROL_SHARED_DEASSERTED = RESET_CONTROL_FLAGS_BIT_SHARED | + RESET_CONTROL_FLAGS_BIT_DEASSERTED, + RESET_CONTROL_OPTIONAL_EXCLUSIVE = RESET_CONTROL_FLAGS_BIT_OPTIONAL | + RESET_CONTROL_FLAGS_BIT_ACQUIRED, + RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED = RESET_CONTROL_FLAGS_BIT_OPTIONAL | + RESET_CONTROL_FLAGS_BIT_ACQUIRED | + RESET_CONTROL_FLAGS_BIT_DEASSERTED, + RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED = RESET_CONTROL_FLAGS_BIT_OPTIONAL, + RESET_CONTROL_OPTIONAL_SHARED = RESET_CONTROL_FLAGS_BIT_OPTIONAL | + RESET_CONTROL_FLAGS_BIT_SHARED, + RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED = RESET_CONTROL_FLAGS_BIT_OPTIONAL | + RESET_CONTROL_FLAGS_BIT_SHARED | + RESET_CONTROL_FLAGS_BIT_DEASSERTED, +}; + #ifdef CONFIG_RESET_CONTROLLER int reset_control_reset(struct reset_control *rstc); @@ -42,30 +84,25 @@ int reset_control_bulk_acquire(int num_rstcs, struct reset_control_bulk_data *rs void reset_control_bulk_release(int num_rstcs, struct reset_control_bulk_data *rstcs); struct reset_control *__of_reset_control_get(struct device_node *node, - const char *id, int index, bool shared, - bool optional, bool acquired); + const char *id, int index, enum reset_control_flags flags); struct reset_control *__reset_control_get(struct device *dev, const char *id, - int index, bool shared, - bool optional, bool acquired); + int index, enum reset_control_flags flags); void reset_control_put(struct reset_control *rstc); int __reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired); + enum reset_control_flags flags); void reset_control_bulk_put(int num_rstcs, struct reset_control_bulk_data *rstcs); int __device_reset(struct device *dev, bool optional); struct reset_control *__devm_reset_control_get(struct device *dev, - const char *id, int index, bool shared, - bool optional, bool acquired); + const char *id, int index, enum reset_control_flags flags); int __devm_reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired); + enum reset_control_flags flags); struct reset_control *devm_reset_control_array_get(struct device *dev, - bool shared, bool optional); -struct reset_control *of_reset_control_array_get(struct device_node *np, - bool shared, bool optional, - bool acquired); + enum reset_control_flags flags); +struct reset_control *of_reset_control_array_get(struct device_node *np, enum reset_control_flags); int reset_control_get_count(struct device *dev); @@ -116,17 +153,19 @@ static inline int __device_reset(struct device *dev, bool optional) static inline struct reset_control *__of_reset_control_get( struct device_node *node, - const char *id, int index, bool shared, - bool optional, bool acquired) + const char *id, int index, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? NULL : ERR_PTR(-ENOTSUPP); } static inline struct reset_control *__reset_control_get( struct device *dev, const char *id, - int index, bool shared, bool optional, - bool acquired) + int index, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? NULL : ERR_PTR(-ENOTSUPP); } @@ -162,8 +201,10 @@ reset_control_bulk_release(int num_rstcs, struct reset_control_bulk_data *rstcs) static inline int __reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? 0 : -EOPNOTSUPP; } @@ -174,30 +215,36 @@ reset_control_bulk_put(int num_rstcs, struct reset_control_bulk_data *rstcs) static inline struct reset_control *__devm_reset_control_get( struct device *dev, const char *id, - int index, bool shared, bool optional, - bool acquired) + int index, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? NULL : ERR_PTR(-ENOTSUPP); } static inline int __devm_reset_control_bulk_get(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs, - bool shared, bool optional, bool acquired) + enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? 0 : -EOPNOTSUPP; } static inline struct reset_control * -devm_reset_control_array_get(struct device *dev, bool shared, bool optional) +devm_reset_control_array_get(struct device *dev, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? NULL : ERR_PTR(-ENOTSUPP); } static inline struct reset_control * -of_reset_control_array_get(struct device_node *np, bool shared, bool optional, - bool acquired) +of_reset_control_array_get(struct device_node *np, enum reset_control_flags flags) { + bool optional = flags & RESET_CONTROL_FLAGS_BIT_OPTIONAL; + return optional ? NULL : ERR_PTR(-ENOTSUPP); } @@ -236,7 +283,7 @@ static inline int device_reset_optional(struct device *dev) static inline struct reset_control * __must_check reset_control_get_exclusive(struct device *dev, const char *id) { - return __reset_control_get(dev, id, 0, false, false, true); + return __reset_control_get(dev, id, 0, RESET_CONTROL_EXCLUSIVE); } /** @@ -253,7 +300,7 @@ static inline int __must_check reset_control_bulk_get_exclusive(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, false, false, true); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_EXCLUSIVE); } /** @@ -274,7 +321,7 @@ static inline struct reset_control * __must_check reset_control_get_exclusive_released(struct device *dev, const char *id) { - return __reset_control_get(dev, id, 0, false, false, false); + return __reset_control_get(dev, id, 0, RESET_CONTROL_EXCLUSIVE_RELEASED); } /** @@ -295,7 +342,7 @@ static inline int __must_check reset_control_bulk_get_exclusive_released(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, false, false, false); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_EXCLUSIVE_RELEASED); } /** @@ -316,7 +363,8 @@ static inline int __must_check reset_control_bulk_get_optional_exclusive_released(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, false, true, false); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED); } /** @@ -344,7 +392,7 @@ reset_control_bulk_get_optional_exclusive_released(struct device *dev, int num_r static inline struct reset_control *reset_control_get_shared( struct device *dev, const char *id) { - return __reset_control_get(dev, id, 0, true, false, false); + return __reset_control_get(dev, id, 0, RESET_CONTROL_SHARED); } /** @@ -361,7 +409,7 @@ static inline int __must_check reset_control_bulk_get_shared(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, true, false, false); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_SHARED); } /** @@ -378,7 +426,7 @@ reset_control_bulk_get_shared(struct device *dev, int num_rstcs, static inline struct reset_control *reset_control_get_optional_exclusive( struct device *dev, const char *id) { - return __reset_control_get(dev, id, 0, false, true, true); + return __reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_EXCLUSIVE); } /** @@ -398,7 +446,7 @@ static inline int __must_check reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, false, true, true); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_EXCLUSIVE); } /** @@ -415,7 +463,7 @@ reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs, static inline struct reset_control *reset_control_get_optional_shared( struct device *dev, const char *id) { - return __reset_control_get(dev, id, 0, true, true, false); + return __reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_SHARED); } /** @@ -435,7 +483,7 @@ static inline int __must_check reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __reset_control_bulk_get(dev, num_rstcs, rstcs, true, true, false); + return __reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_SHARED); } /** @@ -451,7 +499,7 @@ reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs, static inline struct reset_control *of_reset_control_get_exclusive( struct device_node *node, const char *id) { - return __of_reset_control_get(node, id, 0, false, false, true); + return __of_reset_control_get(node, id, 0, RESET_CONTROL_EXCLUSIVE); } /** @@ -471,7 +519,7 @@ static inline struct reset_control *of_reset_control_get_exclusive( static inline struct reset_control *of_reset_control_get_optional_exclusive( struct device_node *node, const char *id) { - return __of_reset_control_get(node, id, 0, false, true, true); + return __of_reset_control_get(node, id, 0, RESET_CONTROL_OPTIONAL_EXCLUSIVE); } /** @@ -496,7 +544,7 @@ static inline struct reset_control *of_reset_control_get_optional_exclusive( static inline struct reset_control *of_reset_control_get_shared( struct device_node *node, const char *id) { - return __of_reset_control_get(node, id, 0, true, false, false); + return __of_reset_control_get(node, id, 0, RESET_CONTROL_SHARED); } /** @@ -513,7 +561,7 @@ static inline struct reset_control *of_reset_control_get_shared( static inline struct reset_control *of_reset_control_get_exclusive_by_index( struct device_node *node, int index) { - return __of_reset_control_get(node, NULL, index, false, false, true); + return __of_reset_control_get(node, NULL, index, RESET_CONTROL_EXCLUSIVE); } /** @@ -541,7 +589,7 @@ static inline struct reset_control *of_reset_control_get_exclusive_by_index( static inline struct reset_control *of_reset_control_get_shared_by_index( struct device_node *node, int index) { - return __of_reset_control_get(node, NULL, index, true, false, false); + return __of_reset_control_get(node, NULL, index, RESET_CONTROL_SHARED); } /** @@ -560,7 +608,26 @@ static inline struct reset_control * __must_check devm_reset_control_get_exclusive(struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, false, false, true); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_EXCLUSIVE); +} + +/** + * devm_reset_control_get_exclusive_deasserted - resource managed + * reset_control_get_exclusive() + + * reset_control_deassert() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_exclusive() + reset_control_deassert(). For reset + * controllers returned from this function, reset_control_assert() + + * reset_control_put() is called automatically on driver detach. + * + * See reset_control_get_exclusive() for more information. + */ +static inline struct reset_control * __must_check +devm_reset_control_get_exclusive_deasserted(struct device *dev, const char *id) +{ + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_EXCLUSIVE_DEASSERTED); } /** @@ -580,7 +647,8 @@ static inline int __must_check devm_reset_control_bulk_get_exclusive(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, false, false, true); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_EXCLUSIVE); } /** @@ -599,7 +667,7 @@ static inline struct reset_control * __must_check devm_reset_control_get_exclusive_released(struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, false, false, false); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_EXCLUSIVE_RELEASED); } /** @@ -619,7 +687,8 @@ static inline int __must_check devm_reset_control_bulk_get_exclusive_released(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, false, false, false); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_EXCLUSIVE_RELEASED); } /** @@ -638,7 +707,7 @@ static inline struct reset_control * __must_check devm_reset_control_get_optional_exclusive_released(struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, false, true, false); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED); } /** @@ -658,7 +727,8 @@ static inline int __must_check devm_reset_control_bulk_get_optional_exclusive_released(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, false, true, false); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_OPTIONAL_EXCLUSIVE_RELEASED); } /** @@ -673,7 +743,26 @@ devm_reset_control_bulk_get_optional_exclusive_released(struct device *dev, int static inline struct reset_control *devm_reset_control_get_shared( struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, true, false, false); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_SHARED); +} + +/** + * devm_reset_control_get_shared_deasserted - resource managed + * reset_control_get_shared() + + * reset_control_deassert() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_shared() + reset_control_deassert(). For reset + * controllers returned from this function, reset_control_assert() + + * reset_control_put() is called automatically on driver detach. + * + * See devm_reset_control_get_shared() for more information. + */ +static inline struct reset_control * __must_check +devm_reset_control_get_shared_deasserted(struct device *dev, const char *id) +{ + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_SHARED_DEASSERTED); } /** @@ -693,7 +782,29 @@ static inline int __must_check devm_reset_control_bulk_get_shared(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, true, false, false); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_SHARED); +} + +/** + * devm_reset_control_bulk_get_shared_deasserted - resource managed + * reset_control_bulk_get_shared() + + * reset_control_bulk_deassert() + * @dev: device to be reset by the controller + * @num_rstcs: number of entries in rstcs array + * @rstcs: array of struct reset_control_bulk_data with reset line names set + * + * Managed reset_control_bulk_get_shared() + reset_control_bulk_deassert(). For + * reset controllers returned from this function, reset_control_bulk_assert() + + * reset_control_bulk_put() are called automatically on driver detach. + * + * See devm_reset_control_bulk_get_shared() for more information. + */ +static inline int __must_check +devm_reset_control_bulk_get_shared_deasserted(struct device *dev, int num_rstcs, + struct reset_control_bulk_data *rstcs) +{ + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_SHARED_DEASSERTED); } /** @@ -711,7 +822,26 @@ devm_reset_control_bulk_get_shared(struct device *dev, int num_rstcs, static inline struct reset_control *devm_reset_control_get_optional_exclusive( struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, false, true, true); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_EXCLUSIVE); +} + +/** + * devm_reset_control_get_optional_exclusive_deasserted - resource managed + * reset_control_get_optional_exclusive() + + * reset_control_deassert() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_optional_exclusive() + reset_control_deassert(). + * For reset controllers returned from this function, reset_control_assert() + + * reset_control_put() is called automatically on driver detach. + * + * See devm_reset_control_get_optional_exclusive() for more information. + */ +static inline struct reset_control * +devm_reset_control_get_optional_exclusive_deasserted(struct device *dev, const char *id) +{ + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_EXCLUSIVE_DEASSERTED); } /** @@ -731,7 +861,8 @@ static inline int __must_check devm_reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, false, true, true); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, + RESET_CONTROL_OPTIONAL_EXCLUSIVE); } /** @@ -749,7 +880,26 @@ devm_reset_control_bulk_get_optional_exclusive(struct device *dev, int num_rstcs static inline struct reset_control *devm_reset_control_get_optional_shared( struct device *dev, const char *id) { - return __devm_reset_control_get(dev, id, 0, true, true, false); + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_SHARED); +} + +/** + * devm_reset_control_get_optional_shared_deasserted - resource managed + * reset_control_get_optional_shared() + + * reset_control_deassert() + * @dev: device to be reset by the controller + * @id: reset line name + * + * Managed reset_control_get_optional_shared() + reset_control_deassert(). For + * reset controllers returned from this function, reset_control_assert() + + * reset_control_put() is called automatically on driver detach. + * + * See devm_reset_control_get_optional_shared() for more information. + */ +static inline struct reset_control * +devm_reset_control_get_optional_shared_deasserted(struct device *dev, const char *id) +{ + return __devm_reset_control_get(dev, id, 0, RESET_CONTROL_OPTIONAL_SHARED_DEASSERTED); } /** @@ -769,7 +919,7 @@ static inline int __must_check devm_reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs, struct reset_control_bulk_data *rstcs) { - return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, true, true, false); + return __devm_reset_control_bulk_get(dev, num_rstcs, rstcs, RESET_CONTROL_OPTIONAL_SHARED); } /** @@ -787,7 +937,7 @@ devm_reset_control_bulk_get_optional_shared(struct device *dev, int num_rstcs, static inline struct reset_control * devm_reset_control_get_exclusive_by_index(struct device *dev, int index) { - return __devm_reset_control_get(dev, NULL, index, false, false, true); + return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_EXCLUSIVE); } /** @@ -803,7 +953,7 @@ devm_reset_control_get_exclusive_by_index(struct device *dev, int index) static inline struct reset_control * devm_reset_control_get_shared_by_index(struct device *dev, int index) { - return __devm_reset_control_get(dev, NULL, index, true, false, false); + return __devm_reset_control_get(dev, NULL, index, RESET_CONTROL_SHARED); } /* @@ -851,54 +1001,54 @@ static inline struct reset_control *devm_reset_control_get_by_index( static inline struct reset_control * devm_reset_control_array_get_exclusive(struct device *dev) { - return devm_reset_control_array_get(dev, false, false); + return devm_reset_control_array_get(dev, RESET_CONTROL_EXCLUSIVE); } static inline struct reset_control * devm_reset_control_array_get_shared(struct device *dev) { - return devm_reset_control_array_get(dev, true, false); + return devm_reset_control_array_get(dev, RESET_CONTROL_SHARED); } static inline struct reset_control * devm_reset_control_array_get_optional_exclusive(struct device *dev) { - return devm_reset_control_array_get(dev, false, true); + return devm_reset_control_array_get(dev, RESET_CONTROL_OPTIONAL_EXCLUSIVE); } static inline struct reset_control * devm_reset_control_array_get_optional_shared(struct device *dev) { - return devm_reset_control_array_get(dev, true, true); + return devm_reset_control_array_get(dev, RESET_CONTROL_OPTIONAL_SHARED); } static inline struct reset_control * of_reset_control_array_get_exclusive(struct device_node *node) { - return of_reset_control_array_get(node, false, false, true); + return of_reset_control_array_get(node, RESET_CONTROL_EXCLUSIVE); } static inline struct reset_control * of_reset_control_array_get_exclusive_released(struct device_node *node) { - return of_reset_control_array_get(node, false, false, false); + return of_reset_control_array_get(node, RESET_CONTROL_EXCLUSIVE_RELEASED); } static inline struct reset_control * of_reset_control_array_get_shared(struct device_node *node) { - return of_reset_control_array_get(node, true, false, true); + return of_reset_control_array_get(node, RESET_CONTROL_SHARED); } static inline struct reset_control * of_reset_control_array_get_optional_exclusive(struct device_node *node) { - return of_reset_control_array_get(node, false, true, true); + return of_reset_control_array_get(node, RESET_CONTROL_OPTIONAL_EXCLUSIVE); } static inline struct reset_control * of_reset_control_array_get_optional_shared(struct device_node *node) { - return of_reset_control_array_get(node, true, true, true); + return of_reset_control_array_get(node, RESET_CONTROL_OPTIONAL_SHARED); } #endif diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index d79ff252cfdc..69b246b6ebef 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -76,6 +76,7 @@ | DMA_AXI_BLEN_32 | DMA_AXI_BLEN_64 \ | DMA_AXI_BLEN_128 | DMA_AXI_BLEN_256) +struct clk; struct stmmac_priv; /* Platfrom data for platform device structure's platform_data field */ @@ -229,6 +230,8 @@ struct plat_stmmacenet_data { u8 tx_sched_algorithm; struct stmmac_rxq_cfg rx_queues_cfg[MTL_MAX_RX_QUEUES]; struct stmmac_txq_cfg tx_queues_cfg[MTL_MAX_TX_QUEUES]; + int (*set_clk_tx_rate)(void *priv, struct clk *clk_tx_i, + phy_interface_t interface, int speed); void (*fix_mac_speed)(void *priv, unsigned int speed, unsigned int mode); int (*fix_soc_reset)(void *priv, void __iomem *ioaddr); int (*serdes_powerup)(struct net_device *ndev, void *priv); @@ -250,8 +253,11 @@ struct plat_stmmacenet_data { struct clk *stmmac_clk; struct clk *pclk; struct clk *clk_ptp_ref; + struct clk *clk_tx_i; /* clk_tx_i to MAC core */ unsigned int clk_ptp_rate; unsigned int clk_ref_rate; + struct clk_bulk_data *clks; + int num_clks; unsigned int mult_fact_100ns; s32 ptp_max_adj; u32 cdc_error_adj; diff --git a/include/memory/renesas-rpc-if.h b/include/memory/renesas-rpc-if.h index b8fa30fd6b50..53663c4e5ae3 100644 --- a/include/memory/renesas-rpc-if.h +++ b/include/memory/renesas-rpc-if.h @@ -61,12 +61,14 @@ enum rpcif_type { RPCIF_RCAR_GEN3, RPCIF_RCAR_GEN4, RPCIF_RZ_G2L, + XSPI_RZ_G3E, }; struct rpcif { struct device *dev; void __iomem *dirmap; size_t size; + bool xspi; }; int rpcif_sw_init(struct rpcif *rpc, struct device *dev); @@ -75,5 +77,7 @@ void rpcif_prepare(struct device *dev, const struct rpcif_op *op, u64 *offs, size_t *len); int rpcif_manual_xfer(struct device *dev); ssize_t rpcif_dirmap_read(struct device *dev, u64 offs, size_t len, void *buf); +ssize_t xspi_dirmap_write(struct device *dev, u64 offs, size_t len, + const void *buf); #endif // __RENESAS_RPC_IF_H diff --git a/localversion-cip b/localversion-cip new file mode 100644 index 000000000000..0467784cb568 --- /dev/null +++ b/localversion-cip @@ -0,0 +1 @@ +-cip14 diff --git a/sound/soc/codecs/da7213.c b/sound/soc/codecs/da7213.c index f17f02d01f8c..b194d8a5e9b0 100644 --- a/sound/soc/codecs/da7213.c +++ b/sound/soc/codecs/da7213.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -1555,7 +1556,11 @@ static int da7213_set_component_sysclk(struct snd_soc_component *component, if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq)) return 0; - if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) { + /* Maybe audio stream is closing. */ + if (freq == 0) + return 0; + + if (((freq < da7213->fin_min_rate) && (freq != 32768)) || (freq > 54000000)) { dev_err(component->dev, "Unsupported MCLK value %d\n", freq); return -EINVAL; @@ -1854,11 +1859,14 @@ static int da7213_set_bias_level(struct snd_soc_component *component, return 0; } +#define DA7213_FIN_MIN_RATE (5 * MEGA) +#define DA7212_FIN_MIN_RATE (2 * MEGA) + #if defined(CONFIG_OF) /* DT */ static const struct of_device_id da7213_of_match[] = { - { .compatible = "dlg,da7212", }, - { .compatible = "dlg,da7213", }, + { .compatible = "dlg,da7212", .data = (void *)DA7212_FIN_MIN_RATE }, + { .compatible = "dlg,da7213", .data = (void *)DA7213_FIN_MIN_RATE }, { } }; MODULE_DEVICE_TABLE(of, da7213_of_match); @@ -1866,8 +1874,8 @@ MODULE_DEVICE_TABLE(of, da7213_of_match); #ifdef CONFIG_ACPI static const struct acpi_device_id da7213_acpi_match[] = { - { "DLGS7212", 0}, - { "DLGS7213", 0}, + { "DLGS7212", DA7212_FIN_MIN_RATE }, + { "DLGS7213", DA7213_FIN_MIN_RATE }, { }, }; MODULE_DEVICE_TABLE(acpi, da7213_acpi_match); @@ -2116,11 +2124,50 @@ static int da7213_probe(struct snd_soc_component *component) return 0; } +static int da7213_runtime_suspend(struct device *dev) +{ + struct da7213_priv *da7213 = dev_get_drvdata(dev); + + regcache_cache_only(da7213->regmap, true); + regcache_mark_dirty(da7213->regmap); + regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies); + + return 0; +} + +static int da7213_runtime_resume(struct device *dev) +{ + struct da7213_priv *da7213 = dev_get_drvdata(dev); + int ret; + + ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies); + if (ret < 0) + return ret; + regcache_cache_only(da7213->regmap, false); + return regcache_sync(da7213->regmap); +} + +static int da7213_suspend(struct snd_soc_component *component) +{ + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + + return da7213_runtime_suspend(da7213->dev); +} + +static int da7213_resume(struct snd_soc_component *component) +{ + struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component); + + return da7213_runtime_resume(da7213->dev); +} + static const struct snd_soc_component_driver soc_component_dev_da7213 = { .probe = da7213_probe, .set_bias_level = da7213_set_bias_level, .controls = da7213_snd_controls, .num_controls = ARRAY_SIZE(da7213_snd_controls), + .suspend = da7213_suspend, + .resume = da7213_resume, .dapm_widgets = da7213_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets), .dapm_routes = da7213_audio_map, @@ -2163,6 +2210,12 @@ static int da7213_i2c_probe(struct i2c_client *i2c) if (!da7213) return -ENOMEM; + da7213->fin_min_rate = (uintptr_t)i2c_get_match_data(i2c); + if (!da7213->fin_min_rate) + return -EINVAL; + + da7213->dev = &i2c->dev; + i2c_set_clientdata(i2c, da7213); /* Get required supplies */ @@ -2212,32 +2265,8 @@ static void da7213_i2c_remove(struct i2c_client *i2c) pm_runtime_disable(&i2c->dev); } -static int __maybe_unused da7213_runtime_suspend(struct device *dev) -{ - struct da7213_priv *da7213 = dev_get_drvdata(dev); - - regcache_cache_only(da7213->regmap, true); - regcache_mark_dirty(da7213->regmap); - regulator_bulk_disable(DA7213_NUM_SUPPLIES, da7213->supplies); - - return 0; -} - -static int __maybe_unused da7213_runtime_resume(struct device *dev) -{ - struct da7213_priv *da7213 = dev_get_drvdata(dev); - int ret; - - ret = regulator_bulk_enable(DA7213_NUM_SUPPLIES, da7213->supplies); - if (ret < 0) - return ret; - regcache_cache_only(da7213->regmap, false); - regcache_sync(da7213->regmap); - return 0; -} - static const struct dev_pm_ops da7213_pm = { - SET_RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL) + RUNTIME_PM_OPS(da7213_runtime_suspend, da7213_runtime_resume, NULL) }; static const struct i2c_device_id da7213_i2c_id[] = { diff --git a/sound/soc/codecs/da7213.h b/sound/soc/codecs/da7213.h index 505b731c0adb..29cbf0eb6124 100644 --- a/sound/soc/codecs/da7213.h +++ b/sound/soc/codecs/da7213.h @@ -595,11 +595,13 @@ enum da7213_supplies { /* Codec private data */ struct da7213_priv { struct regmap *regmap; + struct device *dev; struct mutex ctrl_lock; struct regulator_bulk_data supplies[DA7213_NUM_SUPPLIES]; struct clk *mclk; unsigned int mclk_rate; unsigned int out_rate; + unsigned int fin_min_rate; int clk_src; bool master; bool alc_calib_auto; diff --git a/sound/soc/sh/rz-ssi.c b/sound/soc/sh/rz-ssi.c index 4f483bfa584f..223ec903ad38 100644 --- a/sound/soc/sh/rz-ssi.c +++ b/sound/soc/sh/rz-ssi.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include @@ -71,7 +72,7 @@ #define PREALLOC_BUFFER (SZ_32K) #define PREALLOC_BUFFER_MAX (SZ_32K) -#define SSI_RATES SNDRV_PCM_RATE_8000_48000 /* 8k-44.1kHz */ +#define SSI_RATES SNDRV_PCM_RATE_8000_48000 /* 8k-48kHz */ #define SSI_FMTS SNDRV_PCM_FMTBIT_S16_LE #define SSI_CHAN_MIN 2 #define SSI_CHAN_MAX 2 @@ -84,6 +85,7 @@ struct rz_ssi_stream { struct snd_pcm_substream *substream; int fifo_sample_size; /* sample capacity of SSI FIFO */ int dma_buffer_pos; /* The address for the next DMA descriptor */ + int completed_dma_buf_pos; /* The address of the last completed DMA descriptor. */ int period_counter; /* for keeping track of periods transferred */ int sample_width; int buffer_pos; /* current frame position in the buffer */ @@ -99,7 +101,6 @@ struct rz_ssi_stream { struct rz_ssi_priv { void __iomem *base; - struct platform_device *pdev; struct reset_control *rstc; struct device *dev; struct clk *sfr_clk; @@ -163,16 +164,7 @@ static void rz_ssi_reg_mask_setl(struct rz_ssi_priv *priv, uint reg, writel(val, (priv->base + reg)); } -static inline struct snd_soc_dai * -rz_ssi_get_dai(struct snd_pcm_substream *substream) -{ - struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); - - return snd_soc_rtd_to_cpu(rtd, 0); -} - -static inline bool rz_ssi_stream_is_play(struct rz_ssi_priv *ssi, - struct snd_pcm_substream *substream) +static inline bool rz_ssi_stream_is_play(struct snd_pcm_substream *substream) { return substream->stream == SNDRV_PCM_STREAM_PLAYBACK; } @@ -230,6 +222,7 @@ static void rz_ssi_stream_init(struct rz_ssi_stream *strm, rz_ssi_set_substream(strm, substream); strm->sample_width = samples_to_bytes(runtime, 1); strm->dma_buffer_pos = 0; + strm->completed_dma_buf_pos = 0; strm->period_counter = 0; strm->buffer_pos = 0; @@ -244,15 +237,15 @@ static void rz_ssi_stream_init(struct rz_ssi_stream *strm, static void rz_ssi_stream_quit(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) { - struct snd_soc_dai *dai = rz_ssi_get_dai(strm->substream); + struct device *dev = ssi->dev; rz_ssi_set_substream(strm, NULL); if (strm->oerr_num > 0) - dev_info(dai->dev, "overrun = %d\n", strm->oerr_num); + dev_info(dev, "overrun = %d\n", strm->oerr_num); if (strm->uerr_num > 0) - dev_info(dai->dev, "underrun = %d\n", strm->uerr_num); + dev_info(dev, "underrun = %d\n", strm->uerr_num); } static int rz_ssi_clk_setup(struct rz_ssi_priv *ssi, unsigned int rate, @@ -318,7 +311,8 @@ static int rz_ssi_clk_setup(struct rz_ssi_priv *ssi, unsigned int rate, static void rz_ssi_set_idle(struct rz_ssi_priv *ssi) { - int timeout; + u32 tmp; + int ret; /* Disable irqs */ rz_ssi_reg_mask_setl(ssi, SSICR, SSICR_TUIEN | SSICR_TOIEN | @@ -331,15 +325,9 @@ static void rz_ssi_set_idle(struct rz_ssi_priv *ssi) SSISR_RUIRQ), 0); /* Wait for idle */ - timeout = 100; - while (--timeout) { - if (rz_ssi_reg_readl(ssi, SSISR) & SSISR_IIRQ) - break; - udelay(1); - } - - if (!timeout) - dev_info(ssi->dev, "timeout waiting for SSI idle\n"); + ret = readl_poll_timeout_atomic(ssi->base + SSISR, tmp, (tmp & SSISR_IIRQ), 1, 100); + if (ret) + dev_warn_ratelimited(ssi->dev, "timeout waiting for SSI idle\n"); /* Hold FIFOs in reset */ rz_ssi_reg_mask_setl(ssi, SSIFCR, 0, @@ -348,7 +336,7 @@ static void rz_ssi_set_idle(struct rz_ssi_priv *ssi) static int rz_ssi_start(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) { - bool is_play = rz_ssi_stream_is_play(ssi, strm->substream); + bool is_play = rz_ssi_stream_is_play(strm->substream); bool is_full_duplex; u32 ssicr, ssifcr; @@ -404,6 +392,15 @@ static int rz_ssi_start(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) return 0; } +static int rz_ssi_swreset(struct rz_ssi_priv *ssi) +{ + u32 tmp; + + rz_ssi_reg_mask_setl(ssi, SSIFCR, 0, SSIFCR_SSIRST); + rz_ssi_reg_mask_setl(ssi, SSIFCR, SSIFCR_SSIRST, 0); + return readl_poll_timeout_atomic(ssi->base + SSIFCR, tmp, !(tmp & SSIFCR_SSIRST), 1, 5); +} + static int rz_ssi_stop(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) { strm->running = 0; @@ -450,6 +447,10 @@ static void rz_ssi_pointer_update(struct rz_ssi_stream *strm, int frames) snd_pcm_period_elapsed(strm->substream); strm->period_counter = current_period; } + + strm->completed_dma_buf_pos += runtime->period_size; + if (strm->completed_dma_buf_pos >= runtime->buffer_size) + strm->completed_dma_buf_pos = 0; } static int rz_ssi_pio_recv(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) @@ -687,7 +688,7 @@ static int rz_ssi_dma_transfer(struct rz_ssi_priv *ssi, */ return 0; - dir = rz_ssi_stream_is_play(ssi, substream) ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; + dir = rz_ssi_stream_is_play(substream) ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; /* Always transfer 1 period */ amount = runtime->period_size; @@ -791,6 +792,26 @@ static int rz_ssi_dma_request(struct rz_ssi_priv *ssi, struct device *dev) return -ENODEV; } +static int rz_ssi_trigger_resume(struct rz_ssi_priv *ssi, struct rz_ssi_stream *strm) +{ + struct snd_pcm_substream *substream = strm->substream; + struct snd_pcm_runtime *runtime = substream->runtime; + int ret; + + strm->dma_buffer_pos = strm->completed_dma_buf_pos + runtime->period_size; + + if (rz_ssi_is_stream_running(&ssi->playback) || + rz_ssi_is_stream_running(&ssi->capture)) + return 0; + + ret = rz_ssi_swreset(ssi); + if (ret) + return ret; + + return rz_ssi_clk_setup(ssi, ssi->hw_params_cache.rate, + ssi->hw_params_cache.channels); +} + static int rz_ssi_dai_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) { @@ -799,21 +820,21 @@ static int rz_ssi_dai_trigger(struct snd_pcm_substream *substream, int cmd, int ret = 0, i, num_transfer = 1; switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - /* Soft Reset */ - if (!rz_ssi_is_stream_running(&ssi->playback) && - !rz_ssi_is_stream_running(&ssi->capture)) { - rz_ssi_reg_mask_setl(ssi, SSIFCR, 0, SSIFCR_SSIRST); - rz_ssi_reg_mask_setl(ssi, SSIFCR, SSIFCR_SSIRST, 0); - udelay(5); - } + case SNDRV_PCM_TRIGGER_RESUME: + ret = rz_ssi_trigger_resume(ssi, strm); + if (ret) + return ret; + + fallthrough; - rz_ssi_stream_init(strm, substream); + case SNDRV_PCM_TRIGGER_START: + if (cmd == SNDRV_PCM_TRIGGER_START) + rz_ssi_stream_init(strm, substream); if (ssi->dma_rt) { bool is_playback; - is_playback = rz_ssi_stream_is_play(ssi, substream); + is_playback = rz_ssi_stream_is_play(substream); ret = rz_ssi_dma_slave_config(ssi, ssi->playback.dma_ch, is_playback); /* Fallback to pio */ @@ -836,6 +857,11 @@ static int rz_ssi_dai_trigger(struct snd_pcm_substream *substream, int cmd, ret = rz_ssi_start(ssi, strm); break; + + case SNDRV_PCM_TRIGGER_SUSPEND: + rz_ssi_stop(ssi, strm); + break; + case SNDRV_PCM_TRIGGER_STOP: rz_ssi_stop(ssi, strm); rz_ssi_stream_quit(ssi, strm); @@ -932,6 +958,7 @@ static int rz_ssi_dai_hw_params(struct snd_pcm_substream *substream, SNDRV_PCM_HW_PARAM_SAMPLE_BITS)->min; unsigned int channels = params_channels(params); unsigned int rate = params_rate(params); + int ret; if (sample_bits != 16) { dev_err(ssi->dev, "Unsupported sample width: %d\n", @@ -958,6 +985,10 @@ static int rz_ssi_dai_hw_params(struct snd_pcm_substream *substream, rz_ssi_cache_hw_params(ssi, rate, channels, strm->sample_width, sample_bits); + ret = rz_ssi_swreset(ssi); + if (ret) + return ret; + return rz_ssi_clk_setup(ssi, rate, channels); } @@ -970,7 +1001,8 @@ static const struct snd_soc_dai_ops rz_ssi_dai_ops = { static const struct snd_pcm_hardware rz_ssi_pcm_hardware = { .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_RESUME, .buffer_bytes_max = PREALLOC_BUFFER, .period_bytes_min = 32, .period_bytes_max = 8192, @@ -993,7 +1025,8 @@ static int rz_ssi_pcm_open(struct snd_soc_component *component, static snd_pcm_uframes_t rz_ssi_pcm_pointer(struct snd_soc_component *component, struct snd_pcm_substream *substream) { - struct snd_soc_dai *dai = rz_ssi_get_dai(substream); + struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); + struct snd_soc_dai *dai = snd_soc_rtd_to_cpu(rtd, 0); struct rz_ssi_priv *ssi = snd_soc_dai_get_drvdata(dai); struct rz_ssi_stream *strm = rz_ssi_stream_get(ssi, substream); @@ -1038,37 +1071,37 @@ static const struct snd_soc_component_driver rz_ssi_soc_component = { static int rz_ssi_probe(struct platform_device *pdev) { + struct device *dev = &pdev->dev; struct rz_ssi_priv *ssi; struct clk *audio_clk; struct resource *res; int ret; - ssi = devm_kzalloc(&pdev->dev, sizeof(*ssi), GFP_KERNEL); + ssi = devm_kzalloc(dev, sizeof(*ssi), GFP_KERNEL); if (!ssi) return -ENOMEM; - ssi->pdev = pdev; - ssi->dev = &pdev->dev; + ssi->dev = dev; ssi->base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(ssi->base)) return PTR_ERR(ssi->base); ssi->phys = res->start; - ssi->clk = devm_clk_get(&pdev->dev, "ssi"); + ssi->clk = devm_clk_get(dev, "ssi"); if (IS_ERR(ssi->clk)) return PTR_ERR(ssi->clk); - ssi->sfr_clk = devm_clk_get(&pdev->dev, "ssi_sfr"); + ssi->sfr_clk = devm_clk_get(dev, "ssi_sfr"); if (IS_ERR(ssi->sfr_clk)) return PTR_ERR(ssi->sfr_clk); - audio_clk = devm_clk_get(&pdev->dev, "audio_clk1"); + audio_clk = devm_clk_get(dev, "audio_clk1"); if (IS_ERR(audio_clk)) return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk), "no audio clk1"); ssi->audio_clk_1 = clk_get_rate(audio_clk); - audio_clk = devm_clk_get(&pdev->dev, "audio_clk2"); + audio_clk = devm_clk_get(dev, "audio_clk2"); if (IS_ERR(audio_clk)) return dev_err_probe(&pdev->dev, PTR_ERR(audio_clk), "no audio clk2"); @@ -1081,13 +1114,13 @@ static int rz_ssi_probe(struct platform_device *pdev) ssi->audio_mck = ssi->audio_clk_1 ? ssi->audio_clk_1 : ssi->audio_clk_2; /* Detect DMA support */ - ret = rz_ssi_dma_request(ssi, &pdev->dev); + ret = rz_ssi_dma_request(ssi, dev); if (ret < 0) { - dev_warn(&pdev->dev, "DMA not available, using PIO\n"); + dev_warn(dev, "DMA not available, using PIO\n"); ssi->playback.transfer = rz_ssi_pio_send; ssi->capture.transfer = rz_ssi_pio_recv; } else { - dev_info(&pdev->dev, "DMA enabled"); + dev_info(dev, "DMA enabled"); ssi->playback.transfer = rz_ssi_dma_transfer; ssi->capture.transfer = rz_ssi_dma_transfer; } @@ -1096,21 +1129,20 @@ static int rz_ssi_probe(struct platform_device *pdev) ssi->capture.priv = ssi; spin_lock_init(&ssi->lock); - dev_set_drvdata(&pdev->dev, ssi); + dev_set_drvdata(dev, ssi); /* Error Interrupt */ ssi->irq_int = platform_get_irq_byname(pdev, "int_req"); if (ssi->irq_int < 0) { - rz_ssi_release_dma_channels(ssi); - return ssi->irq_int; + ret = ssi->irq_int; + goto err_release_dma_chs; } - ret = devm_request_irq(&pdev->dev, ssi->irq_int, &rz_ssi_interrupt, - 0, dev_name(&pdev->dev), ssi); + ret = devm_request_irq(dev, ssi->irq_int, &rz_ssi_interrupt, + 0, dev_name(dev), ssi); if (ret < 0) { - rz_ssi_release_dma_channels(ssi); - return dev_err_probe(&pdev->dev, ret, - "irq request error (int_req)\n"); + dev_err_probe(dev, ret, "irq request error (int_req)\n"); + goto err_release_dma_chs; } if (!rz_ssi_is_dma_enabled(ssi)) { @@ -1122,11 +1154,11 @@ static int rz_ssi_probe(struct platform_device *pdev) if (ssi->irq_rt < 0) return ssi->irq_rt; - ret = devm_request_irq(&pdev->dev, ssi->irq_rt, + ret = devm_request_irq(dev, ssi->irq_rt, &rz_ssi_interrupt, 0, - dev_name(&pdev->dev), ssi); + dev_name(dev), ssi); if (ret < 0) - return dev_err_probe(&pdev->dev, ret, + return dev_err_probe(dev, ret, "irq request error (dma_rt)\n"); } else { if (ssi->irq_tx < 0) @@ -1135,52 +1167,48 @@ static int rz_ssi_probe(struct platform_device *pdev) if (ssi->irq_rx < 0) return ssi->irq_rx; - ret = devm_request_irq(&pdev->dev, ssi->irq_tx, + ret = devm_request_irq(dev, ssi->irq_tx, &rz_ssi_interrupt, 0, - dev_name(&pdev->dev), ssi); + dev_name(dev), ssi); if (ret < 0) - return dev_err_probe(&pdev->dev, ret, + return dev_err_probe(dev, ret, "irq request error (dma_tx)\n"); - ret = devm_request_irq(&pdev->dev, ssi->irq_rx, + ret = devm_request_irq(dev, ssi->irq_rx, &rz_ssi_interrupt, 0, - dev_name(&pdev->dev), ssi); + dev_name(dev), ssi); if (ret < 0) - return dev_err_probe(&pdev->dev, ret, + return dev_err_probe(dev, ret, "irq request error (dma_rx)\n"); } } - ssi->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); + ssi->rstc = devm_reset_control_get_exclusive(dev, NULL); if (IS_ERR(ssi->rstc)) { ret = PTR_ERR(ssi->rstc); - goto err_reset; + goto err_release_dma_chs; } - reset_control_deassert(ssi->rstc); - pm_runtime_enable(&pdev->dev); - ret = pm_runtime_resume_and_get(&pdev->dev); + /* Default 0 for power saving. Can be overridden via sysfs. */ + pm_runtime_set_autosuspend_delay(dev, 0); + pm_runtime_use_autosuspend(dev); + ret = devm_pm_runtime_enable(dev); if (ret < 0) { - dev_err(&pdev->dev, "pm_runtime_resume_and_get failed\n"); - goto err_pm; + dev_err(dev, "Failed to enable runtime PM!\n"); + goto err_release_dma_chs; } - ret = devm_snd_soc_register_component(&pdev->dev, &rz_ssi_soc_component, + ret = devm_snd_soc_register_component(dev, &rz_ssi_soc_component, rz_ssi_soc_dai, ARRAY_SIZE(rz_ssi_soc_dai)); if (ret < 0) { - dev_err(&pdev->dev, "failed to register snd component\n"); - goto err_snd_soc; + dev_err(dev, "failed to register snd component\n"); + goto err_release_dma_chs; } return 0; -err_snd_soc: - pm_runtime_put(ssi->dev); -err_pm: - pm_runtime_disable(ssi->dev); - reset_control_assert(ssi->rstc); -err_reset: +err_release_dma_chs: rz_ssi_release_dma_channels(ssi); return ret; @@ -1192,8 +1220,6 @@ static void rz_ssi_remove(struct platform_device *pdev) rz_ssi_release_dma_channels(ssi); - pm_runtime_put(ssi->dev); - pm_runtime_disable(ssi->dev); reset_control_assert(ssi->rstc); } @@ -1203,10 +1229,30 @@ static const struct of_device_id rz_ssi_of_match[] = { }; MODULE_DEVICE_TABLE(of, rz_ssi_of_match); +static int rz_ssi_runtime_suspend(struct device *dev) +{ + struct rz_ssi_priv *ssi = dev_get_drvdata(dev); + + return reset_control_assert(ssi->rstc); +} + +static int rz_ssi_runtime_resume(struct device *dev) +{ + struct rz_ssi_priv *ssi = dev_get_drvdata(dev); + + return reset_control_deassert(ssi->rstc); +} + +static const struct dev_pm_ops rz_ssi_pm_ops = { + RUNTIME_PM_OPS(rz_ssi_runtime_suspend, rz_ssi_runtime_resume, NULL) + NOIRQ_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) +}; + static struct platform_driver rz_ssi_driver = { .driver = { .name = "rz-ssi-pcm-audio", .of_match_table = rz_ssi_of_match, + .pm = pm_ptr(&rz_ssi_pm_ops), }, .probe = rz_ssi_probe, .remove = rz_ssi_remove,