Hello Krzysztof, Am Donnerstag, 8. Dezember 2022, 09:25:31 CET schrieb Krzysztof Kozlowski: > On 08/12/2022 06:59, Alexander Stein wrote: > > Am Mittwoch, 7. Dezember 2022, 17:00:22 CET schrieb Marek Vasut: > >> On 12/7/22 16:14, Alexander Stein wrote: > >>> i.MX8MP requires a power-domain for this peripheral to use. Add it as > >>> an optional property. > >>> > >>> Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx> > >>> --- > >>> > >>> Documentation/devicetree/bindings/display/fsl,lcdif.yaml | 3 +++ > >>> 1 file changed, 3 insertions(+) > >>> > >>> diff --git a/Documentation/devicetree/bindings/display/fsl,lcdif.yaml > >>> b/Documentation/devicetree/bindings/display/fsl,lcdif.yaml index > >>> 793e8eccf8b8b..9d9fb5ad587c2 100644 > >>> --- a/Documentation/devicetree/bindings/display/fsl,lcdif.yaml > >>> +++ b/Documentation/devicetree/bindings/display/fsl,lcdif.yaml > >>> > >>> @@ -52,6 +52,9 @@ properties: > >>> interrupts: > >>> maxItems: 1 > >>> > >>> + power-domains: > >>> + maxItems: 1 > >>> + > >>> > >>> port: > >>> $ref: /schemas/graph.yaml#/properties/port > >>> description: The LCDIF output port > >> > >> Should this be required on mx8mp then ? > > > > I'm hesitating to add a required property later on. But I'm okay with > > both. > > Rob, Krzysztof: Any preference here? Shall power-domains be made required > > for fsl,imx8mp-lcdif only? > > I don't know. That's not the question to us, but to someone who knows > the hardware/datasheet. I was not talking about the hardware, which needs the power-domain, but the DT schema. Sorry to be not specific about this. Is it okay to add a required property for a compatible later on? Best regards, Alexander