From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sjoerd Simons Subject: Re: [5/5] ARM: tegra: jetson-tk1: enable GK20A GPU Date: Thu, 25 Sep 2014 15:27:17 +0200 Message-ID: <20140925132717.GA13579@dusk.luon.net> References: <1400491450-19223-6-git-send-email-acourbot@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1400491450-19223-6-git-send-email-acourbot-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Alexandre Courbot Cc: Ben Skeggs , Stephen Warren , Thierry Reding , nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, gnurou-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org List-Id: linux-tegra@vger.kernel.org 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 > --- > 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.