[5/5] ARM: tegra: jetson-tk1: enable GK20A GPU

Sjoerd Simons sjoerd at luon.net
Thu Sep 25 06:27:17 PDT 2014


Playing a bit with todays linux-next on my jetson, it seems this patch is
still required for enabling the GPU. Is there anything blocking it (firmware
not available yet in liux-firmware?)

On Mon, May 19, 2014 at 06:24:10PM +0900, Alexandre Courbot wrote:
> Signed-off-by: Alexandre Courbot <acourbot at nvidia.com>
> ---
>  arch/arm/boot/dts/tegra124-jetson-tk1.dts | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/tegra124-jetson-tk1.dts b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> index e31fb61a81d3..15a194d1277f 100644
> --- a/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> +++ b/arch/arm/boot/dts/tegra124-jetson-tk1.dts
> @@ -30,6 +30,12 @@
>  		};
>  	};
>  
> +	gpu at 0,57000000 {
> +		status = "okay";
> +
> +		vdd-supply = <&vdd_gpu>;
> +	};
> +
>  	pinmux: pinmux at 0,70000868 {
>  		pinctrl-names = "default";
>  		pinctrl-0 = <&state_default>;
> @@ -1505,7 +1511,7 @@
>  					regulator-always-on;
>  				};
>  
> -				sd6 {
> +				vdd_gpu: sd6 {
>  					regulator-name = "+VDD_GPU_AP";
>  					regulator-min-microvolt = <650000>;
>  					regulator-max-microvolt = <1200000>;

-- 
If you put it off long enough, it might go away.


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