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SubjectRe: [PATCH 2/2] dt-bindings: display: bridge: lt8912b: document 'lontium, pn-swap' property
On Tue, Apr 02, 2024 at 01:59:25PM +0300, Alexandru Ardelean wrote:
> On some HW designs, it's easier for the layout if the P/N pins are swapped.
> The driver currently has a DT property to do that.
>
> This change documents the 'lontium,pn-swap' property.
>
> Signed-off-by: Alexandru Ardelean <alex@shruggie.ro>
> ---
> .../devicetree/bindings/display/bridge/lontium,lt8912b.yaml | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml b/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
> index 2cef252157985..3a804926b288a 100644
> --- a/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
> +++ b/Documentation/devicetree/bindings/display/bridge/lontium,lt8912b.yaml
> @@ -24,6 +24,12 @@ properties:
> maxItems: 1
> description: GPIO connected to active high RESET pin.
>
> + lontium,pn-swap:
> + description: Swap the polarities of the P/N pins in software.
> + On some HW designs, the layout is simplified if the P/N pins
> + are inverted.
> + type: boolean
> +

I'd like to point out the standard `lane-polarities` property defined at
Documentation/devicetree/bindings/media/video-interfaces.yaml. You can
define and use it for the corresponding endpoint in the lt8912b schema.

> ports:
> $ref: /schemas/graph.yaml#/properties/ports
>
> --
> 2.44.0
>

--
With best wishes
Dmitry

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