Messages in this thread | | | Subject | Re: [PATCH] ARM: tegra: nyan: Enable GPU node and related supply | From | Jon Hunter <> | Date | Tue, 20 Sep 2016 13:24:37 +0100 |
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On 18/09/16 15:13, Paul Kocialkowski wrote: > This enables the GPU node for tegra124 nyan boards, which is required to > get graphics acceleration with nouveau on these devices. > > Signed-off-by: Paul Kocialkowski <contact@paulk.fr> > --- > arch/arm/boot/dts/tegra124-nyan.dtsi | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/arch/arm/boot/dts/tegra124-nyan.dtsi b/arch/arm/boot/dts/tegra124-nyan.dtsi > index dab9509..225ca77 100644 > --- a/arch/arm/boot/dts/tegra124-nyan.dtsi > +++ b/arch/arm/boot/dts/tegra124-nyan.dtsi > @@ -42,6 +42,12 @@ > }; > }; > > + gpu@0,57000000 { > + status = "okay"; > + > + vdd-supply = <&vdd_gpu>; > + }; > + > serial@70006000 { > /* Debug connector on the bottom of the board near SD card. */ > status = "okay"; > @@ -214,7 +220,7 @@ > regulator-always-on; > }; > > - sd6 { > + vdd_gpu: sd6 { > regulator-name = "+VDD_GPU_AP"; > regulator-min-microvolt = <650000>; > regulator-max-microvolt = <1200000>; >
Looks good to me. I see the following error when booting but looking at the code appears to be benign. Thierry, Alex, is this normal/okay?
[ 5.715181] nouveau 57000000.gpu: NVIDIA GK20A (0ea000a1) [ 5.720625] nouveau 57000000.gpu: imem: using IOMMU [ 5.803694] nouveau 57000000.gpu: DRM: VRAM: 0 MiB [ 5.808501] nouveau 57000000.gpu: DRM: GART: 1048576 MiB [ 5.816000] nouveau 57000000.gpu: DRM: failed to create ce channel, -22 [ 5.924140] nouveau 57000000.gpu: DRM: MM: using GRCE for buffer copies
Cheers Jon
-- nvpublic
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