diff mbox

[2/4] ARM: tegra: venice2: Add GK20A GPU DT node

Message ID 1435742028-8237-3-git-send-email-acourbot@nvidia.com
State Accepted
Headers show

Commit Message

Alexandre Courbot July 1, 2015, 9:13 a.m. UTC 
From: Thierry Reding <treding@nvidia.com>

Add the device-tree node for the GK20A GPU and leave it disabled.
It is the responsability of the bootloader to enable it if the
VPR registers have been programmed such as the GPU can operate.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
 arch/arm/boot/dts/tegra124-venice2.dts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts
index 5c3f7813360d..497a50ebfe44 100644
--- a/arch/arm/boot/dts/tegra124-venice2.dts
+++ b/arch/arm/boot/dts/tegra124-venice2.dts
@@ -43,6 +43,14 @@ 
 		};
 	};
 
+	gpu@0,57000000 {
+		/*
+		 * Node left disabled on purpose - the bootloader will enable
+		 * it after having set the VPR up
+		 */
+		vdd-supply = <&vdd_gpu>;
+	};
+
 	pinmux: pinmux@0,70000868 {
 		pinctrl-names = "boot";
 		pinctrl-0 = <&pinmux_boot>;
@@ -735,7 +743,7 @@ 
 					regulator-always-on;
 				};
 
-				sd6 {
+				vdd_gpu: sd6 {
 					regulator-name = "+VDD_GPU_AP";
 					regulator-min-microvolt = <650000>;
 					regulator-max-microvolt = <1200000>;