Commit e78ad903 authored by Shubhi Garg's avatar Shubhi Garg Committed by Thierry Reding
Browse files

arm64: tegra: Add PCIe and DP 3.3V supplies 



Add the 3.3V supplies for PCIe C1 controller and Display Port controller
for the NVIDIA IGX Orin platform.

Signed-off-by: default avatarShubhi Garg <shgarg@nvidia.com>
Reviewed-by: default avatarJon Hunter <jonathanh@nvidia.com>
Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 677e0e3a

arch/arm64/boot/dts/nvidia/tegra234-p3740-0002+p3701-0008.dts

+1 −0
Original line number Diff line number Diff line
@@ -88,6 +88,7 @@ pcie@140e0000 { 
		pcie@14100000 {

			status = "okay";

			vddio-pex-ctl-supply = <&vdd_1v8_ao>;

			vpcie3v3-supply = <&vdd_3v3_wifi>;

			phys = <&p2u_hsio_3>;

			phy-names = "p2u-0";

		};

arch/arm64/boot/dts/nvidia/tegra234-p3740-0002.dtsi

+28 −0
Original line number Diff line number Diff line
@@ -184,4 +184,32 @@ usb@3610000 { 
				"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;

	};

};