linux-kernel - Re: [PATCH 1/3] ASoC: dt-bindings: fsl_easrc: Add support for imx8mp-easrc

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Message-ID: <f5b16676-04b9-7864-ffa7-1c48f3c2ca9c@linaro.org>
Date:   Sun, 20 Aug 2023 22:32:17 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Adam Ford <aford173@...il.com>,
        linux-arm-kernel@...ts.infradead.org
Cc:     aford@...conembedded.com, Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Shengjiu Wang <shengjiu.wang@....com>,
        alsa-devel@...a-project.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] ASoC: dt-bindings: fsl_easrc: Add support for
 imx8mp-easrc

On 20/08/2023 19:56, Adam Ford wrote:
> The i.MX8MP appears to have the same easrc support as the Nano, so
> add imx8mp as an option with a fallback to imx8mn.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>
> 
> diff --git a/Documentation/devicetree/bindings/sound/fsl,easrc.yaml b/Documentation/devicetree/bindings/sound/fsl,easrc.yaml
> index bdde68a1059c..2d53b3b10f2c 100644
> --- a/Documentation/devicetree/bindings/sound/fsl,easrc.yaml
> +++ b/Documentation/devicetree/bindings/sound/fsl,easrc.yaml
> @@ -14,7 +14,11 @@ properties:
>      pattern: "^easrc@.*"
>  
>    compatible:
> -    const: fsl,imx8mn-easrc
> +    oneOf:
> +      - items:
> +          - enum:
> +              - fsl,imx8mp-easrc
> +          - const: fsl,imx8mn-easrc

You need here also const for fsl,imx8mn-easrc, otherwise you do not
allow it alone. Test it for fsl,imx8mn-easrc DTS - you will notice warnings.

Best regards,
Krzysztof