Re: [PATCH 4/6] arm64: dts: renesas: r8a77951: Enable GPU

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On Tue, Feb 27, 2024 at 2:11 AM Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> wrote:
>
> Hi Adam,
>
> Thanks for your patch!
>
> On Tue, Feb 27, 2024 at 4:46 AM Adam Ford <aford173@xxxxxxxxx> wrote:
> > The GPU on the R-Car H3 is a Rogue GX6650 which uses firmware
> > rogue_4.46.6.61_v1.fw available from Imagination.
>
> s/61/62/
>
> >
> > When enumerated, it appears as:
> > powervr fd000000.gpu: [drm] loaded firmware powervr/rogue_4.46.6.62_v1.fw
> > powervr fd000000.gpu: [drm] FW version v1.0 (build 6513336 OS)
>
> Do you have a different build number?

I don't actually have this board.  I just copy-pasted what I thought
it was.  If you have  build number that's more appropriate, I can use
that in the future.

adam
>
> On Salvator-XS with R-Car H3 ES2.0:
>
>     powervr fd000000.gpu: [drm] loaded firmware powervr/rogue_4.46.6.62_v1.fw
>     powervr fd000000.gpu: [drm] FW version v1.0 (build 6538781 OS)
>     [drm] Initialized powervr 1.0.0 20230904 for fd000000.gpu on minor 1
>
> >
> > Signed-off-by: Adam Ford <aford173@xxxxxxxxx>
>
> Tested-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
>
> > --- a/arch/arm64/boot/dts/renesas/r8a77951.dtsi
> > +++ b/arch/arm64/boot/dts/renesas/r8a77951.dtsi
> > @@ -2771,6 +2771,16 @@ gic: interrupt-controller@f1010000 {
> >                         resets = <&cpg 408>;
> >                 };
> >
> > +               gpu: gpu@fd000000 {
> > +                       compatible = "renesas,r8a77951-gpu", "img,img-axe";
>
> renesas,r8a7795-gpu
>
> > +                       reg = <0 0xfd000000 0 0x20000>;
> > +                       clocks = <&cpg CPG_MOD 112>;
> > +                       clock-names = "core";
> > +                       interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>;
> > +                       power-domains = <&sysc R8A7795_PD_3DG_E>;
> > +                       resets = <&cpg 112>;
> > +               };
> > +
> >                 pciec0: pcie@fe000000 {
> >                         compatible = "renesas,pcie-r8a7795",
> >                                      "renesas,pcie-rcar-gen3";
>
> 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





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