Re: [PATCH] arm64: dts: ti: k3-am62-main: Add GPU device node

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Hello Alexander,

On Tue, 2023-12-05 at 11:15 +0000, Sverdlin, Alexander wrote:
> Hi Donald, Sarah et al,
> 
> thanks for the patch!
> 
> On Mon, 2023-12-04 at 12:15 +0000, Donald Robson wrote:
> > From: Sarah Walker <sarah.walker@xxxxxxxxxx>
> > 
> > Add the Series AXE GPU node to the AM62 device tree.
> > 
> > Signed-off-by: Sarah Walker <sarah.walker@xxxxxxxxxx>
> > Signed-off-by: Donald Robson <donald.robson@xxxxxxxxxx>
> 
> powervr fd00000.gpu: [drm] loaded firmware powervr/rogue_33.15.11.3_v1.fw
> powervr fd00000.gpu: [drm] FW version v1.0 (build 6503725 OS)
> [drm] Initialized powervr 1.0.0 20230904 for fd00000.gpu on minor 0
> 
> In general it allows the driver to be probed on TI AM625 EK, so
> Tested-by: Alexander Sverdlin <alexander.sverdlin@xxxxxxxxxxx>

Thanks!

> 
> But I'm not sure if you maybe want to disable it by default like
> other HW blocks for the (potential) boards which don't have video at all.

Nor I. I guess it should still be enabled so it can be used for compute?

Thanks,
Donald

> 
> > ---
> >  arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 9 +++++++++
> >  1 file changed, 9 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> > index e5c64c86d1d5..4338fd8ab2d7 100644
> > --- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> > +++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
> > @@ -965,4 +965,13 @@ mcasp2: audio-controller@2b20000 {
> >                 power-domains = <&k3_pds 192 TI_SCI_PD_EXCLUSIVE>;
> >                 status = "disabled";
> >         };
> > +
> > +       gpu: gpu@fd00000 {
> > +               compatible = "ti,am62-gpu", "img,img-axe";
> > +               reg = <0x00 0x0fd00000 0x00 0x20000>;
> > +               clocks = <&k3_clks 187 0>;
> > +               clock-names = "core";
> > +               interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
> > +               power-domains = <&k3_pds 187 TI_SCI_PD_EXCLUSIVE>;
> > +       };
> >  };




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