| # SPDX-License-Identifier: GPL-2.0 |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/sound/renesas,fsi.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: Renesas FIFO-buffered Serial Interface (FSI) |
| |
| maintainers: |
| - Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| |
| properties: |
| $nodename: |
| pattern: "^sound@.*" |
| |
| compatible: |
| oneOf: |
| # for FSI2 SoC |
| - items: |
| - enum: |
| - renesas,fsi2-sh73a0 # SH-Mobile AG5 |
| - renesas,fsi2-r8a7740 # R-Mobile A1 |
| - enum: |
| - renesas,sh_fsi2 |
| # for Generic |
| - items: |
| - enum: |
| - renesas,sh_fsi |
| - renesas,sh_fsi2 |
| |
| reg: |
| maxItems: 1 |
| |
| interrupts: |
| maxItems: 1 |
| |
| clocks: |
| maxItems: 1 |
| |
| power-domains: |
| maxItems: 1 |
| |
| '#sound-dai-cells': |
| const: 1 |
| |
| patternProperties: |
| "^fsi(a|b),spdif-connection$": |
| $ref: /schemas/types.yaml#/definitions/flag |
| description: FSI is connected by S/PDIF |
| |
| "^fsi(a|b),stream-mode-support$": |
| $ref: /schemas/types.yaml#/definitions/flag |
| description: FSI supports 16bit stream mode |
| |
| "^fsi(a|b),use-internal-clock$": |
| $ref: /schemas/types.yaml#/definitions/flag |
| description: FSI uses internal clock when master mode |
| |
| required: |
| - compatible |
| - reg |
| - interrupts |
| - clocks |
| - power-domains |
| - '#sound-dai-cells' |
| |
| additionalProperties: false |
| |
| examples: |
| - | |
| #include <dt-bindings/clock/r8a7740-clock.h> |
| #include <dt-bindings/interrupt-controller/arm-gic.h> |
| sh_fsi2: sound@fe1f0000 { |
| compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2"; |
| reg = <0xfe1f0000 0x400>; |
| interrupts = <GIC_SPI 9 0x4>; |
| clocks = <&mstp3_clks R8A7740_CLK_FSI>; |
| power-domains = <&pd_a4mp>; |
| |
| #sound-dai-cells = <1>; |
| fsia,spdif-connection; |
| fsia,stream-mode-support; |
| fsia,use-internal-clock; |
| }; |
