Re: [PATCH] dt-bindings: display: renesas,du: Provide bindings for r8a779a0

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Hi Geert,

On Wed, Jun 23, 2021 at 02:53:33PM +0200, Geert Uytterhoeven wrote:
> On Wed, Jun 23, 2021 at 1:11 AM Kieran Bingham wrote:
> > From: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> >
> > Extend the Renesas DU display bindings to support the r8a779a0 V3U.
> >
> > Signed-off-by: Kieran Bingham <kieran.bingham+renesas@xxxxxxxxxxxxxxxx>
> 
> Thanks for your patch!
> 
> > --- a/Documentation/devicetree/bindings/display/renesas,du.yaml
> > +++ b/Documentation/devicetree/bindings/display/renesas,du.yaml
> > @@ -39,6 +39,7 @@ properties:
> >        - renesas,du-r8a77980 # for R-Car V3H compatible DU
> >        - renesas,du-r8a77990 # for R-Car E3 compatible DU
> >        - renesas,du-r8a77995 # for R-Car D3 compatible DU
> > +      - renesas,du-r8a779a0 # for R-Car V3U compatible DU
> >
> >    reg:
> >      maxItems: 1
> > @@ -774,6 +775,57 @@ allOf:
> >          - reset-names
> >          - renesas,vsps
> >
> > +  - if:
> > +      properties:
> > +        compatible:
> > +          contains:
> > +            enum:
> > +              - renesas,du-r8a779a0
> > +    then:
> > +      properties:
> > +        clocks:
> > +          items:
> > +            - description: Functional clock for DU0
> > +            - description: Functional clock for DU1
> > +
> > +        clock-names:
> > +          items:
> > +            - const: du.0
> > +            - const: du.1
> 
> The hardware block has only a single function clock for both channels,
> like on R-Car H1.
> 
> And what about DU_DOTCLKIN?

As far as I can tell, there's no DU_DOTCLKIN in V3U.

-- 
Regards,

Laurent Pinchart



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