Re: [PATCH] dt-bindings: lcdif: Add support for specifying display with timings

Marek Vasut
2024-09-24T23:44:17Z

On 9/25/24 12:57 AM, Rob Herring wrote:
> On Mon, Sep 23, 2024 at 07:53:57PM +0200, Marek Vasut wrote:
>> On 9/23/24 3:57 PM, Lukasz Majewski wrote:
>>> Up till now the fsl,lcdif.yaml was requiring the "port" property as a
>>> must have to specify the display interface on iMX devices.
>>>
>>> However, it shall also be possible to specify the display only with
>>> passing its timing parameters (h* and v* ones) via "display" property:
>>> (as in
>>> Documentation/devicetree/bindings/display/panel/display-timings.yaml).
>>
>> Timings should go into panel node, not into scanout engine node.
>>
>> See e.g. panel-timings in arch/arm64/boot/dts/freescale/imx8mm-phg.dts , in
>> your case the compatible might be "panel-dpi" .
>
> I agree, but if this is already in use, we should allow it. We can mark
> it deprecated though.
I don't think it is in use yet, at least not in upstream, so let's not
allow this.