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arm64: tegra: Add GPU power rail regulator on Smaug

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Add the GPU power rail regulator node for the Pixel C.

Signed-off-by: Diogo Ivo <diogo.ivo@tecnico.ulisboa.pt>
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Diogo Ivo
2023-05-16 09:28:28 +01:00
committed by Thierry Reding
parent 86d24f98b7
commit aa8ca24cc8
1 changed files with 17 additions and 1 deletions
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18
arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
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@@ -1370,11 +1370,27 @@ max77621_cpu: max77621@1b {
maxim,dvs-default-state = <1>;
maxim,enable-active-discharge;
maxim,enable-bias-control;
maxim,enable-etr;
maxim,enable-gpio = <&pmic 5 0>;
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>;