Re: [PATCH v2 2/2] ASoC: dt-bindings: google,sc7280-herobrine: Add platform property

[Krzysztof Kozlowski <krzk@kernel.org>]

On 20/01/2023 11:31, Srinivasa Rao Mandadapu wrote:
> Add platform property in sc7280 machine driver bindings for including
> platform subnode in dai-links.
> This is required for binding the frontend dai driver with codec driver
> and cpu driver and to do dynamic pcm routing in ADSP based platforms.

I have doubts that this is for binding frontend driver with codec and
CPU. The CPU and codec phandles are already there, so they are bound...

> 
> Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@quicinc.com>
> ---
>  .../devicetree/bindings/sound/google,sc7280-herobrine.yaml   | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml b/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
> index 869b403..0b1a01a 100644
> --- a/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
> +++ b/Documentation/devicetree/bindings/sound/google,sc7280-herobrine.yaml
> @@ -75,6 +75,18 @@ patternProperties:
>  
>          additionalProperties: false
>  
> +      platform:
> +        description: Holds subnode which includes the phandle of q6apm platform device.
> +        type: object
> +        properties:
> +          sound-dai:
> +            maxItems: 1
> +
> +        required:
> +          - sound-dai
> +
> +        additionalProperties: false
> +
>      required:
>        - link-name
>        - cpu

Add it also to existing example.


Best regards,
Krzysztof