Add the 3.3V supplies for PCIe C1 controller and Display Port controller
for the NVIDIA IGX Orin platform.
Signed-off-by: Shubhi Garg <shgarg@xxxxxxxxxx>
---
.../nvidia/tegra234-p3740-0002+p3701-0008.dts | 1 +
.../boot/dts/nvidia/tegra234-p3740-0002.dtsi | 28 +++++++++++++++++++
2 files changed, 29 insertions(+)
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002+p3701-0008.dts b/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002+p3701-0008.dts
index 43d797e5544f..c0ba69c16382 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002+p3701-0008.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002+p3701-0008.dts
@@ -35,6 +35,7 @@
pcie@14100000 {
status = "okay";
vddio-pex-ctl-supply = <&vdd_1v8_ao>;
+ vpcie3v3-supply = <&vdd_3v3_wifi>;
phys = <&p2u_hsio_3>;
phy-names = "p2u-0";
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002.dtsi
index c95063b19321..7f6c34b79491 100644
--- a/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra234-p3740-0002.dtsi
@@ -134,4 +134,32 @@
"usb3-0", "usb3-1", "usb3-2";
};
};
+
+ vdd_3v3_dp: regulator-vdd-3v3-dp {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd-3v3-dp";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vdd_3v3_sys>;
+ gpio = <&gpio TEGRA234_MAIN_GPIO(H, 6) 0>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
+ vdd_3v3_sys: regulator-vdd-3v3-sys {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd-3v3-sys";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ };
+
+ vdd_3v3_wifi: regulator-vdd-3v3-wifi {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd-3v3-wifi";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio TEGRA234_MAIN_GPIO(G, 3) GPIO_ACTIVE_HIGH>;
+ regulator-boot-on;
+ enable-active-high;
+ };
};
--
2.17.1
