Re: [PATCH v4 1/3] dt-bindings: display: mediatek: Add OF graph support for board path

Alexandre Mergnat
2024-05-20T15:34:38Z

Reviewed-by: Alexandre Mergnat <amergnat@baylibre.com>
Tested-by: Alexandre Mergnat <amergnat@baylibre.com>

On 16/05/2024 10:11, AngeloGioacchino Del Regno wrote:
> The display IPs in MediaTek SoCs support being interconnected with
> different instances of DDP IPs (for example, merge0 or merge1) and/or
> with different DDP IPs (for example, rdma can be connected with either
> color, dpi, dsi, merge, etc), forming a full Display Data Path that
> ends with an actual display.
>
> The final display pipeline is effectively board specific, as it does
> depend on the display that is attached to it, and eventually on the
> sensors supported by the board (for example, Adaptive Ambient Light
> would need an Ambient Light Sensor, otherwise it's pointless!), other
> than the output type.
>
> Add support for OF graphs to most of the MediaTek DDP (display) bindings
> to add flexibility to build custom hardware paths, hence enabling board
> specific configuration of the display pipeline and allowing to finally
> migrate away from using hardcoded paths.
>
> Reviewed-by: Rob Herring (Arm)<robh@kernel.org>
> Signed-off-by: AngeloGioacchino Del Regno<angelogioacchino.delregno@collabora.com>

--
Regards,
Alexandre