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ASoC: st,stm32-sai: Document audio OF graph port

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It is expected that the SAI subnodes would contain audio OF graph port
with endpoint to link it with the other side of audio link. Document
the port: property.

Signed-off-by: Marek Vasut <marex@denx.de>
Reviewed-by: Olivier Moysan <olivier.moysan@foss.st.com>
Link: https://lore.kernel.org/r/20220927002004.685108-1-marex@denx.de
Signed-off-by: Mark Brown <broonie@kernel.org>
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Marek Vasut 2022-09-27 02:20:04 +02:00 committed by Mark Brown
parent b264ef7969
commit b3eec3e667
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Documentation/devicetree/bindings/sound/st,stm32-sai.yaml
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@ -122,6 +122,10 @@ patternProperties:
description: Configure the SAI device as master clock provider.
const: 0
port:
$ref: audio-graph-port.yaml#
unevaluatedProperties: false
required:
- compatible
- "#sound-dai-cells"