| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/renesas,rsnd.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Renesas R-Car Sound Driver Device Tree Bindings |
| |
| maintainers: |
| - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| |
| properties: |
| |
| compatible: |
| oneOf: |
| # for Gen1 SoC |
| - items: |
| - enum: |
| - renesas,rcar_sound-r8a7778 # R-Car M1A |
| - renesas,rcar_sound-r8a7779 # R-Car H1 |
| - enum: |
| - renesas,rcar_sound-gen1 |
| # for Gen2 SoC |
| - items: |
| - enum: |
| - renesas,rcar_sound-r8a7742 # RZ/G1H |
| - renesas,rcar_sound-r8a7743 # RZ/G1M |
| - renesas,rcar_sound-r8a7744 # RZ/G1N |
| - renesas,rcar_sound-r8a7745 # RZ/G1E |
| - renesas,rcar_sound-r8a77470 # RZ/G1C |
| - renesas,rcar_sound-r8a7790 # R-Car H2 |
| - renesas,rcar_sound-r8a7791 # R-Car M2-W |
| - renesas,rcar_sound-r8a7793 # R-Car M2-N |
| - renesas,rcar_sound-r8a7794 # R-Car E2 |
| - enum: |
| - renesas,rcar_sound-gen2 |
| # for Gen3 SoC |
| - items: |
| - enum: |
| - renesas,rcar_sound-r8a774a1 # RZ/G2M |
| - renesas,rcar_sound-r8a774b1 # RZ/G2N |
| - renesas,rcar_sound-r8a774c0 # RZ/G2E |
| - renesas,rcar_sound-r8a774e1 # RZ/G2H |
| - renesas,rcar_sound-r8a7795 # R-Car H3 |
| - renesas,rcar_sound-r8a7796 # R-Car M3-W |
| - renesas,rcar_sound-r8a77961 # R-Car M3-W+ |
| - renesas,rcar_sound-r8a77965 # R-Car M3-N |
| - renesas,rcar_sound-r8a77990 # R-Car E3 |
| - renesas,rcar_sound-r8a77995 # R-Car D3 |
| - enum: |
| - renesas,rcar_sound-gen3 |
| # for Generic |
| - items: |
| - enum: |
| - renesas,rcar_sound-gen1 |
| - renesas,rcar_sound-gen2 |
| - renesas,rcar_sound-gen3 |
| |
| reg: |
| minItems: 1 |
| maxItems: 5 |
| |
| reg-names: |
| minItems: 1 |
| maxItems: 5 |
| |
| "#sound-dai-cells": |
| description: | |
| it must be 0 if your system is using single DAI |
| it must be 1 if your system is using multi DAIs |
| enum: [0, 1] |
| |
| "#clock-cells": |
| description: | |
| it must be 0 if your system has audio_clkout |
| it must be 1 if your system has audio_clkout0/1/2/3 |
| enum: [0, 1] |
| |
| clock-frequency: |
| description: for audio_clkout0/1/2/3 |
| $ref: /schemas/types.yaml#/definitions/uint32-array |
| |
| clkout-lr-asynchronous: |
| description: audio_clkoutn is asynchronizes with lr-clock. |
| $ref: /schemas/types.yaml#/definitions/flag |
| |
| power-domains: true |
| |
| resets: |
| maxItems: 11 |
| |
| reset-names: |
| maxItems: 11 |
| |
| clocks: |
| description: References to SSI/SRC/MIX/CTU/DVC/AUDIO_CLK clocks. |
| minItems: 1 |
| maxItems: 31 |
| |
| clock-names: |
| description: List of necessary clock names. |
| minItems: 1 |
| maxItems: 31 |
| items: |
| oneOf: |
| - const: ssi-all |
| - pattern: '^ssi\.[0-9]$' |
| - pattern: '^src\.[0-9]$' |
| - pattern: '^mix\.[0-1]$' |
| - pattern: '^ctu\.[0-1]$' |
| - pattern: '^dvc\.[0-1]$' |
| - pattern: '^clk_(a|b|c|i)$' |
| |
| port: true |
| |
| # use patternProperties to avoid naming "xxx,yyy" issue |
| patternProperties: |
| "^rcar_sound,dvc$": |
| description: DVC subnode. |
| type: object |
| patternProperties: |
| "^dvc-[0-1]$": |
| type: object |
| properties: |
| dmas: |
| maxItems: 1 |
| dma-names: |
| const: "tx" |
| required: |
| - dmas |
| - dma-names |
| additionalProperties: false |
| |
| "^rcar_sound,mix$": |
| description: MIX subnode. |
| type: object |
| patternProperties: |
| "^mix-[0-1]$": |
| type: object |
| # no properties |
| additionalProperties: false |
| |
| "^rcar_sound,ctu$": |
| description: CTU subnode. |
| type: object |
| patternProperties: |
| "^ctu-[0-7]$": |
| type: object |
| # no properties |
| additionalProperties: false |
| |
| "^rcar_sound,src$": |
| description: SRC subnode. |
| type: object |
| patternProperties: |
| "^src-[0-9]$": |
| type: object |
| properties: |
| interrupts: |
| maxItems: 1 |
| dmas: |
| maxItems: 2 |
| dma-names: |
| allOf: |
| - items: |
| enum: |
| - tx |
| - rx |
| required: |
| - interrupts |
| - dmas |
| - dma-names |
| additionalProperties: false |
| |
| "^rcar_sound,ssiu$": |
| description: SSIU subnode. |
| type: object |
| patternProperties: |
| "^ssiu-[0-9]+$": |
| type: object |
| properties: |
| dmas: |
| maxItems: 2 |
| dma-names: |
| allOf: |
| - items: |
| enum: |
| - tx |
| - rx |
| required: |
| - dmas |
| - dma-names |
| additionalProperties: false |
| |
| "^rcar_sound,ssi$": |
| description: SSI subnode. |
| type: object |
| patternProperties: |
| "^ssi-[0-9]$": |
| type: object |
| properties: |
| interrupts: |
| maxItems: 1 |
| dmas: |
| minItems: 2 |
| maxItems: 4 |
| dma-names: |
| allOf: |
| - items: |
| enum: |
| - tx |
| - rx |
| - txu # if no ssiu node |
| - rxu # if no ssiu node |
| |
| shared-pin: |
| description: shared clock pin |
| $ref: /schemas/types.yaml#/definitions/flag |
| pio-transfer: |
| description: PIO transfer mode |
| $ref: /schemas/types.yaml#/definitions/flag |
| no-busif: |
| description: BUSIF is not used when [mem -> SSI] via DMA case |
| $ref: /schemas/types.yaml#/definitions/flag |
| required: |
| - interrupts |
| - dmas |
| - dma-names |
| additionalProperties: false |
| |
| # For DAI base |
| "^rcar_sound,dai$": |
| description: DAI subnode. |
| type: object |
| patternProperties: |
| "^dai([0-9]+)?$": |
| type: object |
| properties: |
| playback: |
| $ref: /schemas/types.yaml#/definitions/phandle-array |
| capture: |
| $ref: /schemas/types.yaml#/definitions/phandle-array |
| anyOf: |
| - required: |
| - playback |
| - required: |
| - capture |
| additionalProperties: false |
| |
| required: |
| - compatible |
| - reg |
| - reg-names |
| - clocks |
| - clock-names |
| - "#sound-dai-cells" |
| |
| allOf: |
| - $ref: audio-graph.yaml# |
| - $ref: audio-graph-port.yaml# |
| - if: |
| properties: |
| compatible: |
| contains: |
| const: renesas,rcar_sound-gen1 |
| then: |
| properties: |
| reg: |
| maxItems: 3 |
| reg-names: |
| maxItems: 3 |
| items: |
| enum: |
| - scu |
| - ssi |
| - adg |
| else: |
| properties: |
| reg: |
| maxItems: 5 |
| reg-names: |
| maxItems: 5 |
| items: |
| enum: |
| - scu |
| - adg |
| - ssiu |
| - ssi |
| - audmapp |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| rcar_sound: sound@ec500000 { |
| #sound-dai-cells = <1>; |
| compatible = "renesas,rcar_sound-r8a7790", "renesas,rcar_sound-gen2"; |
| reg = <0xec500000 0x1000>, /* SCU */ |
| <0xec5a0000 0x100>, /* ADG */ |
| <0xec540000 0x1000>, /* SSIU */ |
| <0xec541000 0x1280>, /* SSI */ |
| <0xec740000 0x200>; /* Audio DMAC peri peri*/ |
| reg-names = "scu", "adg", "ssiu", "ssi", "audmapp"; |
| |
| clocks = <&mstp10_clks 1005>, /* SSI-ALL */ |
| <&mstp10_clks 1006>, <&mstp10_clks 1007>, /* SSI9, SSI8 */ |
| <&mstp10_clks 1008>, <&mstp10_clks 1009>, /* SSI7, SSI6 */ |
| <&mstp10_clks 1010>, <&mstp10_clks 1011>, /* SSI5, SSI4 */ |
| <&mstp10_clks 1012>, <&mstp10_clks 1013>, /* SSI3, SSI2 */ |
| <&mstp10_clks 1014>, <&mstp10_clks 1015>, /* SSI1, SSI0 */ |
| <&mstp10_clks 1022>, <&mstp10_clks 1023>, /* SRC9, SRC8 */ |
| <&mstp10_clks 1024>, <&mstp10_clks 1025>, /* SRC7, SRC6 */ |
| <&mstp10_clks 1026>, <&mstp10_clks 1027>, /* SRC5, SRC4 */ |
| <&mstp10_clks 1028>, <&mstp10_clks 1029>, /* SRC3, SRC2 */ |
| <&mstp10_clks 1030>, <&mstp10_clks 1031>, /* SRC1, SRC0 */ |
| <&mstp10_clks 1020>, <&mstp10_clks 1021>, /* MIX1, MIX0 */ |
| <&mstp10_clks 1020>, <&mstp10_clks 1021>, /* CTU1, CTU0 */ |
| <&mstp10_clks 1019>, <&mstp10_clks 1018>, /* DVC0, DVC1 */ |
| <&audio_clk_a>, <&audio_clk_b>, /* CLKA, CLKB */ |
| <&audio_clk_c>, <&audio_clk_i>; /* CLKC, CLKI */ |
| |
| clock-names = "ssi-all", |
| "ssi.9", "ssi.8", |
| "ssi.7", "ssi.6", |
| "ssi.5", "ssi.4", |
| "ssi.3", "ssi.2", |
| "ssi.1", "ssi.0", |
| "src.9", "src.8", |
| "src.7", "src.6", |
| "src.5", "src.4", |
| "src.3", "src.2", |
| "src.1", "src.0", |
| "mix.1", "mix.0", |
| "ctu.1", "ctu.0", |
| "dvc.0", "dvc.1", |
| "clk_a", "clk_b", |
| "clk_c", "clk_i"; |
| |
| rcar_sound,dvc { |
| dvc0: dvc-0 { |
| dmas = <&audma0 0xbc>; |
| dma-names = "tx"; |
| }; |
| dvc1: dvc-1 { |
| dmas = <&audma0 0xbe>; |
| dma-names = "tx"; |
| }; |
| }; |
| |
| rcar_sound,mix { |
| mix0: mix-0 { }; |
| mix1: mix-1 { }; |
| }; |
| |
| rcar_sound,ctu { |
| ctu00: ctu-0 { }; |
| ctu01: ctu-1 { }; |
| ctu02: ctu-2 { }; |
| ctu03: ctu-3 { }; |
| ctu10: ctu-4 { }; |
| ctu11: ctu-5 { }; |
| ctu12: ctu-6 { }; |
| ctu13: ctu-7 { }; |
| }; |
| |
| rcar_sound,src { |
| src0: src-0 { |
| status = "disabled"; |
| }; |
| src1: src-1 { |
| interrupts = <0 353 0>; |
| dmas = <&audma0 0x87>, <&audma1 0x9c>; |
| dma-names = "rx", "tx"; |
| }; |
| /* skip after src-2 */ |
| }; |
| |
| rcar_sound,ssiu { |
| ssiu00: ssiu-0 { |
| dmas = <&audma0 0x15>, <&audma1 0x16>; |
| dma-names = "rx", "tx"; |
| }; |
| ssiu01: ssiu-1 { |
| dmas = <&audma0 0x35>, <&audma1 0x36>; |
| dma-names = "rx", "tx"; |
| }; |
| /* skip after ssiu-2 */ |
| }; |
| |
| rcar_sound,ssi { |
| ssi0: ssi-0 { |
| interrupts = <0 370 1>; |
| dmas = <&audma0 0x01>, <&audma1 0x02>; |
| dma-names = "rx", "tx"; |
| }; |
| ssi1: ssi-1 { |
| interrupts = <0 371 1>; |
| dmas = <&audma0 0x03>, <&audma1 0x04>; |
| dma-names = "rx", "tx"; |
| }; |
| /* skip other ssi-2 */ |
| }; |
| |
| /* DAI base */ |
| rcar_sound,dai { |
| dai0 { |
| playback = <&ssi5 &src5>; |
| capture = <&ssi6>; |
| }; |
| dai1 { |
| playback = <&ssi3>; |
| }; |
| dai2 { |
| capture = <&ssi4>; |
| }; |
| dai3 { |
| playback = <&ssi7>; |
| }; |
| dai4 { |
| capture = <&ssi8>; |
| }; |
| }; |
| |
| /* assume audio-graph */ |
| port { |
| rsnd_endpoint: endpoint { |
| remote-endpoint = <&codec_endpoint>; |
| |
| dai-format = "left_j"; |
| bitclock-master = <&rsnd_endpoint0>; |
| frame-master = <&rsnd_endpoint0>; |
| |
| playback = <&ssi0 &src0 &dvc0>; |
| capture = <&ssi1 &src1 &dvc1>; |
| }; |
| }; |
| }; |
| |
| |
| /* assume audio-graph */ |
| codec { |
| port { |
| codec_endpoint: endpoint { |
| remote-endpoint = <&rsnd_endpoint>; |
| }; |
| }; |
| }; |
