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 <acour...@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@0,57000000 {
> + status = "okay";
> +
> + vdd-supply = <&vdd_gpu>;
> + };
> +
> pinmux: pinmux@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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