diff mbox series

arm64: tegra: Add PCIe and DP 3.3V supplies

Message ID 20230531085052.3082394-1-shgarg@nvidia.com
State Accepted
Commit e78ad9031b925e07ec238269c2e8f49bf773c0a5
Headers show
Series arm64: tegra: Add PCIe and DP 3.3V supplies | expand

Commit Message

Shubhi Garg May 31, 2023, 8:50 a.m. UTC 
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@nvidia.com>
---
 .../nvidia/tegra234-p3740-0002+p3701-0008.dts |  1 +
 .../boot/dts/nvidia/tegra234-p3740-0002.dtsi  | 28 +++++++++++++++++++
 2 files changed, 29 insertions(+)
diff mbox series

Patch

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;
+	};
 };