Add the GPU power rail regulator node for the Pixel C.
Signed-off-by: Diogo Ivo <diogo.ivo@xxxxxxxxxxxxxxxxxx>
---
V1 -> V2: Use generic DT node name and GPIO flag
defines (Krzysztof Kozlowski)
arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index e55bff859692..929372f24339 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -1406,6 +1406,23 @@ max77621_cpu: max77621@1b {
maxim,externally-enable;
};
+ max77621_gpu: regulator@1c {
+ compatible = "maxim,max77621";
+ reg = <0x1c>;
+ interrupt-parent = <&gpio>;
+ interrupts = <TEGRA_GPIO(A, 6) IRQ_TYPE_LEVEL_LOW>;
+ regulator-min-microvolt = <840000>;
+ regulator-max-microvolt = <1150000>;
+ regulator-name = "PPVAR_GPU";
+ regulator-ramp-delay = <12500>;
+ maxim,dvs-default-state = <1>;
+ maxim,enable-active-discharge;
+ maxim,enable-bias-control;
+ maxim,disable-etr;
+ maxim,enable-gpio = <&pmic 6 GPIO_ACTIVE_HIGH>;
+ maxim,externally-enable;
+ };
+
pmic: pmic@3c {
compatible = "maxim,max77620";
reg = <0x3c>;
--
2.40.1
