[PATCH v3 1/2] ASoC: dt-bindings: imx-card: Add playback-only and capture-only property
From: Shengjiu Wang <hidden>
Date: 2025-02-17 02:18:33
Also in:
imx, linux-arm-kernel, linux-devicetree, linux-sound, lkml
Subsystem:
open firmware and flattened device tree bindings, sound - soc layer / dynamic audio power management (asoc), the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Liam Girdwood, Mark Brown, Linus Torvalds
Refer to audio graph card, add playback-only and capture-only property for imx-audio-card.yaml for the case that only playback or capture is supported. Signed-off-by: Shengjiu Wang <redacted> Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com> Reviewed-by: Iuliana Prodan <redacted> --- .../devicetree/bindings/sound/imx-audio-card.yaml | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/imx-audio-card.yaml b/Documentation/devicetree/bindings/sound/imx-audio-card.yaml
index f7ad5ea2491e..3c75c8c78987 100644
--- a/Documentation/devicetree/bindings/sound/imx-audio-card.yaml
+++ b/Documentation/devicetree/bindings/sound/imx-audio-card.yaml@@ -46,6 +46,14 @@ patternProperties: description: see tdm-slot.txt. $ref: /schemas/types.yaml#/definitions/uint32 + playback-only: + description: link is used only for playback + $ref: /schemas/types.yaml#/definitions/flag + + capture-only: + description: link is used only for capture + $ref: /schemas/types.yaml#/definitions/flag + cpu: description: Holds subnode which indicates cpu dai. type: object
@@ -71,6 +79,12 @@ patternProperties: - link-name - cpu + allOf: + - not: + required: + - playback-only + - capture-only + additionalProperties: false required:
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2.34.1