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-rw-r--r--Documentation/devicetree/bindings/sound/renesas,fsi.yaml65
1 files changed, 37 insertions, 28 deletions
diff --git a/Documentation/devicetree/bindings/sound/renesas,fsi.yaml b/Documentation/devicetree/bindings/sound/renesas,fsi.yaml
index d1b65554e681..df91991699a7 100644
--- a/Documentation/devicetree/bindings/sound/renesas,fsi.yaml
+++ b/Documentation/devicetree/bindings/sound/renesas,fsi.yaml
@@ -4,11 +4,14 @@
$id: http://devicetree.org/schemas/sound/renesas,fsi.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
-title: Renesas FSI Sound Driver Device Tree Bindings
+title: Renesas FIFO-buffered Serial Interface (FSI)
maintainers:
- Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+allOf:
+ - $ref: dai-common.yaml#
+
properties:
$nodename:
pattern: "^sound@.*"
@@ -17,16 +20,16 @@ properties:
oneOf:
# for FSI2 SoC
- items:
- - enum:
- - renesas,fsi2-sh73a0
- - renesas,fsi2-r8a7740
- - enum:
- - renesas,sh_fsi2
+ - 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
+ - enum:
+ - renesas,sh_fsi
+ - renesas,sh_fsi2
reg:
maxItems: 1
@@ -34,44 +37,50 @@ properties:
interrupts:
maxItems: 1
- fsia,spdif-connection:
- $ref: /schemas/types.yaml#/definitions/flag
- description: FSI is connected by S/PDIF
+ clocks:
+ maxItems: 1
- fsia,stream-mode-support:
- $ref: /schemas/types.yaml#/definitions/flag
- description: FSI supports 16bit stream mode
+ power-domains:
+ maxItems: 1
- fsia,use-internal-clock:
- $ref: /schemas/types.yaml#/definitions/flag
- description: FSI uses internal clock when master mode
+ '#sound-dai-cells':
+ const: 1
- fsib,spdif-connection:
+patternProperties:
+ "^fsi(a|b),spdif-connection$":
$ref: /schemas/types.yaml#/definitions/flag
- description: same as fsia
+ description: FSI is connected by S/PDIF
- fsib,stream-mode-support:
+ "^fsi(a|b),stream-mode-support$":
$ref: /schemas/types.yaml#/definitions/flag
- description: same as fsia
+ description: FSI supports 16bit stream mode
- fsib,use-internal-clock:
+ "^fsi(a|b),use-internal-clock$":
$ref: /schemas/types.yaml#/definitions/flag
- description: same as fsia
+ description: FSI uses internal clock when master mode
required:
- compatible
- reg
- interrupts
+ - clocks
+ - power-domains
+ - '#sound-dai-cells'
-additionalProperties: false
+unevaluatedProperties: false
examples:
- |
- sh_fsi2: sound@ec230000 {
+ #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 = <0xec230000 0x400>;
- interrupts = <0 146 0x4>;
+ 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;