linux-kernel - Re: [PATCH] dt-bindings: display: rockchip: add missing #sound-dai-cells to dw-hdmi

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Date: Tue, 26 Mar 2024 18:50:01 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Heiko Stuebner <heiko@...ech.de>, hjc@...k-chips.com,
 andy.yan@...k-chips.com, robh@...nel.org, krzysztof.kozlowski+dt@...aro.org,
 conor+dt@...nel.org
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-rockchip@...ts.infradead.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dt-bindings: display: rockchip: add missing
 #sound-dai-cells to dw-hdmi

On 26/03/2024 18:28, Heiko Stuebner wrote:
> The #sound-dai-cells DT property is required to describe link between
> the HDMI IP block and the SoC's audio subsystem.
> 
> Signed-off-by: Heiko Stuebner <heiko@...ech.de>
> ---
>  .../devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
> index af638b6c0d21..3768df80ca7a 100644
> --- a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
> +++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
> @@ -124,6 +124,9 @@ properties:
>      description:
>        phandle to the GRF to mux vopl/vopb.
>  
> +  "#sound-dai-cells":
> +    const: 0
> +

Then you miss $ref in allOf to /schemas/sound/dai-common.yaml

Best regards,
Krzysztof