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 <cont...@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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