# 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 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 #include sh_fsi2: sound@fe1f0000 { compatible = "renesas,fsi2-r8a7740", "renesas,sh_fsi2"; reg = <0xfe1f0000 0x400>; interrupts = ; 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; };