[PATCH 1/4] ASoC: dt-bindings: mediatek,mt8188-mt6359: Add adsp and dai-link properties

Krzysztof Kozlowski krzk at kernel.org
Sun Oct 27 13:54:30 PDT 2024


On Fri, Oct 25, 2024 at 06:44:41PM +0800, Fei Shao wrote:
> Add "mediatek,adsp" property for the ADSP handle if ADSP is enabled on
> the platform.

We see this from the diff.

> Add "mediatek,dai-link" property for the required DAI links to configure
> sound card.

We see this from the diff.

> 
> Both properties are commonly used in the MediaTek sound card driver.

If they are used, why suddenly they are needed? What changed?

> 
> Signed-off-by: Fei Shao <fshao at chromium.org>
> ---
> 
>  .../bindings/sound/mediatek,mt8188-mt6359.yaml         | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml b/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> index f94ad0715e32..701cedfa38d2 100644
> --- a/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> +++ b/Documentation/devicetree/bindings/sound/mediatek,mt8188-mt6359.yaml
> @@ -29,6 +29,16 @@ properties:
>      $ref: /schemas/types.yaml#/definitions/phandle
>      description: The phandle of MT8188 ASoC platform.
>  
> +  mediatek,adsp:
> +    $ref: /schemas/types.yaml#/definitions/phandle
> +    description: The phandle of MT8188 ADSP platform.

And what is the difference between ASoC and ADSP platforms? What are
they used for?

> +
> +  mediatek,dai-link:
> +    $ref: /schemas/types.yaml#/definitions/string-array
> +    description:
> +      A list of the desired dai-links in the sound card. Each entry is a
> +      name defined in the machine driver.

The list is provided below. I don't understand why do you need it. Your
msg is pretty useless - you describe what you do, instead of why.

Best regards,
Krzysztof




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