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

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Message-ID: <Z6ttkyfUapRKGMsk@lizhi-Precision-Tower-5810>
Date: Tue, 11 Feb 2025 10:32:35 -0500
From: Frank Li <Frank.li@....com>
To: Shengjiu Wang <shengjiu.wang@....com>
Cc: shengjiu.wang@...il.com, Xiubo.Lee@...il.com, festevam@...il.com,
	nicoleotsuka@...il.com, lgirdwood@...il.com, broonie@...nel.org,
	perex@...ex.cz, tiwai@...e.com, 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: Re: [PATCH 1/2] ASoC: dt-bindings: imx-card: Add playback-only and
 capture-only property

On Tue, Feb 11, 2025 at 11:57:36AM +0800, Shengjiu Wang wrote:
> 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
> +

why not ref to audio-graph-port.yaml?

Frank

>        cpu:
>          description: Holds subnode which indicates cpu dai.
>          type: object
> --
> 2.34.1
>