Re: [PATCH v2 1/3] dt-bindings: display: bridge: analogix-dp: Add data-lanes support for endpoint

[Conor Dooley]

On Thu, May 21, 2026 at 07:44:57PM +0800, Damon Ding wrote:
> Add data-lanes property support to the port@1 endpoint for physical
> lane mapping configuration.
> 
> Lane mapping is mainly used for below scenarios:
> 1. Correct PCB lane swap and differential line routing crossover
>    without hardware changes;
> 2. Adapt mismatched lane pin definitions between SoC and eDP panel;
> 3. Support multiple panel hardware variants on the same board
>    by configuring data-lanes in device tree only.
> 
> Signed-off-by: Damon Ding <damon.ding@xxxxxxxxxxxxxx>

Sashiko complaint here looks valid.
pw-bot: changes-requested

Thanks,
Conor.

> 
> ---
> 
> Changes in v2:
> - Add lane mapping application scenarios in commit message.
> - Remove redundant deprecated property 'data-lanes' for eDP node.
> - Update port@1 $ref to /schemas/graph.yaml#/$defs/port-base.
> ---
>  .../bindings/display/bridge/analogix,dp.yaml    | 17 ++++++++++++-----
>  1 file changed, 12 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,dp.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,dp.yaml
> index 62f0521b0924..e34fdb21adb4 100644
> --- a/Documentation/devicetree/bindings/display/bridge/analogix,dp.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/analogix,dp.yaml
> @@ -42,13 +42,20 @@ properties:
>      properties:
>        port@0:
>          $ref: /schemas/graph.yaml#/properties/port
> -        description:
> -          Input node to receive pixel data.
> +        description: Input node to receive pixel data.
>  
>        port@1:
> -        $ref: /schemas/graph.yaml#/properties/port
> -        description:
> -          Port node with one endpoint connected to a dp-connector node.
> +        $ref: /schemas/graph.yaml#/$defs/port-base
> +        description: Port node with one endpoint connected to sink device node.
> +        properties:
> +          endpoint:
> +            $ref: /schemas/media/video-interfaces.yaml#
> +            properties:
> +              data-lanes:
> +                minItems: 1
> +                maxItems: 4
> +                items:
> +                  enum: [ 0, 1, 2, 3 ]
>  
>      required:
>        - port@0
> -- 
> 2.34.1
>

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