Add CPU power rail regulator for Smaug board.
Signed-off-by: Joseph Lo <josephl@xxxxxxxxxx>
Acked-by: Jon Hunter <jonathanh@xxxxxxxxxx>
---
*V3:
- no change
*V2:
- add ack tag
---
arch/arm64/boot/dts/nvidia/tegra210-smaug.dts | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
index 43cae4798870..79cfcd5b7e62 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra210-smaug.dts
@@ -1340,6 +1340,25 @@
status = "okay";
clock-frequency = <1000000>;
+ max77621_cpu: max77621@1b {
+ compatible = "maxim,max77621";
+ reg = <0x1b>;
+ interrupt-parent = <&gpio>;
+ interrupts = <TEGRA_GPIO(Y, 1) IRQ_TYPE_LEVEL_LOW>;
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1231250>;
+ regulator-name = "PPVAR_CPU";
+ regulator-ramp-delay = <12500>;
+ maxim,dvs-default-state = <1>;
+ maxim,enable-active-discharge;
+ maxim,enable-bias-control;
+ maxim,enable-etr;
+ maxim,enable-gpio = <&max77620 5 0>;
+ maxim,externally-enable;
+ };
+
max77620: max77620@3c {
compatible = "maxim,max77620";
reg = <0x3c>;
--
2.20.1
