Re: [PATCH v2 01/19] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation
From: Geert Uytterhoeven
Date: Mon Aug 19 2019 - 09:46:08 EST
Hi Jacopo,
On Mon, Jul 8, 2019 at 9:58 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
> On Sat, Jul 6, 2019 at 4:07 PM Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> wrote:
> > Add device tree bindings documentation for the Renesas R-Car Display
> > Unit Color Management Module.
> >
> > CMM is the image enhancement module available on each R-Car DU video
> > channel on R-Car Gen2 and Gen3 SoCs (V3H and V3M excluded).
> >
> > Signed-off-by: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx>
> > Reviewed-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
>
> Thanks for your patch!
>
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/display/renesas,cmm.txt
> > @@ -0,0 +1,25 @@
> > +* Renesas R-Car Color Management Module (CMM)
> > +
> > +Renesas R-Car image enhancement module connected to R-Car DU video channels.
> > +
> > +Required properties:
> > + - compatible: shall be one of:
> > + - "renesas,rcar-gen3-cmm"
> > + - "renesas,rcar-gen2-cmm"
>
> Why do you think you do not need SoC-specific compatible values?
> What if you discover a different across the R-Car Gen3 line tomorrow?
> Does the IP block have a version register?
Do you have an answer to these questions?
Thanks!
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds