linux-kernel - Re: [PATCH] dt-bindings: display: panel: add common definition of ports

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Message-ID: <b7c40bb6-5e71-d997-8f6b-772f3bcf03d8@linaro.org>
Date:   Mon, 17 Apr 2023 09:24:48 +0200
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Sam Ravnborg <sam@...nborg.org>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Laurent Pinchart <laurent.pinchart+renesas@...asonboard.com>,
        dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: Re: [PATCH] dt-bindings: display: panel: add common definition of
 ports

On 16/04/2023 17:39, Krzysztof Kozlowski wrote:
> Few panel bindings for dual-link connections just type "ports: true",
> which does not enforce any type.  Add common definition of ports, so the
> type will be fixed.
> 
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
> Cc: Konrad Dybcio <konrad.dybcio@...aro.org>
> ---
>   .../bindings/display/panel/panel-common.yaml     | 16 ++++++++++++++++
>   1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/display/panel/panel-common.yaml b/Documentation/devicetree/bindings/display/panel/panel-common.yaml
> index 5b38dc89cb21..ad62d34e6fa3 100644
> --- a/Documentation/devicetree/bindings/display/panel/panel-common.yaml
> +++ b/Documentation/devicetree/bindings/display/panel/panel-common.yaml
> @@ -70,6 +70,16 @@ properties:
>     port:
>       $ref: /schemas/graph.yaml#/properties/port
>   
> +  # For dual-link connections
> +  ports:
> +    $ref: /schemas/graph.yaml#/properties/ports
> +    patternProperties:
> +      "^port@[0-9a-f]+$":
> +        $ref: /schemas/graph.yaml#/$defs/port-base
> +
> +    required:
> +      - port@0
> +
>     ddc-i2c-bus:
>       $ref: /schemas/types.yaml#/definitions/phandle
>       description:
> @@ -154,6 +164,12 @@ dependencies:
>     width-mm: [ height-mm ]
>     height-mm: [ width-mm ]
>   
> +allOf:
> +  - not:
> +      required:
> +        - port
> +        - ports
> +
>   additionalProperties: true
>   
>   ...

Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>