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