[PATCH v2 07/10] arm64: dts: renesas: r8a77961: Add DU device nodes

Laurent Pinchart laurent.pinchart at ideasonboard.com
Thu Sep 10 23:22:16 UTC 2020


Hi Morimoto-san,

On Fri, Sep 11, 2020 at 08:20:56AM +0900, Kuninori Morimoto wrote:
> > > From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
> > >
> > > This patch adds DU device nodes for R-Car M3-W+ (r8a77961) SoC.
> > > This patch was tested on R-Car M3-W+ Salvator-XS board.
> > >
> > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
> > > ---
>
> (snip)
>
> > >                 du: display at feb00000 {
> > > +                       compatible = "renesas,du-r8a77961";
> > >                         reg = <0 0xfeb00000 0 0x70000>;
> > > -                       /* placeholder */
> > > +                       interrupts = <GIC_SPI 256 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                    <GIC_SPI 268 IRQ_TYPE_LEVEL_HIGH>,
> > > +                                    <GIC_SPI 269 IRQ_TYPE_LEVEL_HIGH>;
> > > +                       clocks = <&cpg CPG_MOD 724>, <&cpg CPG_MOD 723>,
> > > +                                <&cpg CPG_MOD 722>;
> > > +                       clock-names = "du.0", "du.1", "du.2";
> > > +                       resets = <&cpg 724>, <&cpg 722>;
> > > +                       reset-names = "du.0", "du.2";
> > > +
> > > +                       renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>;
> > > +                       status = "disabled";
> > 
> > Do you want support for CMMs?
> 
> I'm not sure how it works.
> Thus I dropped such features from initial support.
> 
> I hope Laurent or Kieran will support it
> when he received physical board.

I'll be happy to do so :-)

> Some comment for iommu.
> 
> Thank you for your help !!

-- 
Regards,

Laurent Pinchart


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