linux-kernel - [PATCH 1/2] ASoC: dt-bindings: imx-card: Add playback-only and capture-only property

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Message-Id: <20250211035737.3886974-2-shengjiu.wang@nxp.com>
Date: Tue, 11 Feb 2025 11:57:36 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: shengjiu.wang@...il.com,
	Xiubo.Lee@...il.com,
	festevam@...il.com,
	nicoleotsuka@...il.com,
	lgirdwood@...il.com,
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	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	linux-sound@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	robh@...nel.org,
	krzk+dt@...nel.org,
	conor+dt@...nel.org,
	devicetree@...r.kernel.org
Subject: [PATCH 1/2] ASoC: dt-bindings: imx-card: Add playback-only and capture-only property

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 <shengjiu.wang@....com>
---
 .../devicetree/bindings/sound/imx-audio-card.yaml         | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/imx-audio-card.yaml b/Documentation/devicetree/bindings/sound/imx-audio-card.yaml
index f7ad5ea2491e..86571fa930f6 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
-- 
2.34.1