[PATCH 1/3] dt-bindings: display: hdmi-connector: add hdmi-pwr supply

Laurent Pinchart laurent.pinchart at ideasonboard.com
Mon May 8 03:00:01 UTC 2023


Hi Dmitry,

Thank you for the patch.

On Sun, May 07, 2023 at 11:12:16PM +0300, Dmitry Baryshkov wrote:
> Follow the dp-connector example and add hdmi-pwr supply to drive the 5V
> pin of the HDMI connector (together with some simple glue logic possibly
> attached to the connector).
> 
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
> ---
>  .../devicetree/bindings/display/connector/hdmi-connector.yaml  | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/connector/hdmi-connector.yaml b/Documentation/devicetree/bindings/display/connector/hdmi-connector.yaml
> index 83c0d008265b..94f75359c6ff 100644
> --- a/Documentation/devicetree/bindings/display/connector/hdmi-connector.yaml
> +++ b/Documentation/devicetree/bindings/display/connector/hdmi-connector.yaml
> @@ -36,6 +36,9 @@ properties:
>      description: GPIO signal to enable DDC bus
>      maxItems: 1
>  
> +  hdmi-pwr-supply:
> +    description: Power supply for the HDMI 5v pin connector

I'd write

    description: Power supply for the HDMI +5V Power pin

to match the HDMI specification. With that,

Reviewed-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>

> +
>    port:
>      $ref: /schemas/graph.yaml#/properties/port
>      description: Connection to controller providing HDMI signals

-- 
Regards,

Laurent Pinchart


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