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Commit 72f8ae3f authored by Thierry Reding's avatar Thierry Reding
Browse files

arm64: tegra: Enable XUSB on P2771 



Enable the relevant pads for XUSB support on P2771-0000 and hook up the
USB supply voltage regulators to the ports.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 8bfde518

arch/arm64/boot/dts/nvidia/tegra186-p2771-0000.dts

+115 −0
Original line number Diff line number Diff line
@@ -58,6 +58,93 @@ 
		status = "okay";

	};



	padctl@3520000 {

		status = "okay";



		avdd-pll-erefeut-supply = <&vdd_1v8_pll>;

		avdd-usb-supply = <&vdd_3v3_sys>;

		dvdd-pex-supply = <&vdd_pex>;

		dvdd-pex-pll-supply = <&vdd_pex>;

		hvdd-pex-supply = <&vdd_1v8>;

		hvdd-pex-pll-supply = <&vdd_1v8>;

		vclamp-usb-supply = <&vdd_1v8>;

		vddio-hsic-supply = <&gnd>;



		pads {

			usb2 {

				status = "okay";



				lanes {

					usb2-0 {

						nvidia,function = "xusb";

						status = "okay";

					};



					usb2-1 {

						nvidia,function = "xusb";

						status = "okay";

					};



					usb2-2 {

						nvidia,function = "xusb";

						status = "okay";

					};

				};

			};



			usb3 {

				status = "okay";



				lanes {

					usb3-0 {

						nvidia,function = "xusb";

						status = "okay";

					};



					usb3-1 {

						nvidia,function = "xusb";

						status = "okay";

					};



					usb3-2 {

						nvidia,function = "xusb";

						status = "okay";

					};

				};

			};

		};



		ports {

			usb2-0 {

				status = "okay";

				mode = "otg";



				vbus-supply = <&vdd_usb0>;

			};



			usb2-1 {

				status = "okay";

				mode = "host";



				vbus-supply = <&vdd_usb1>;

			};



			usb3-0 {

				nvidia,usb2-companion = <1>;

				status = "okay";

			};

		};

	};



	usb@3530000 {

		status = "okay";



		phys = <&{/padctl@3520000/pads/usb2/lanes/usb2-0}>,

		       <&{/padctl@3520000/pads/usb2/lanes/usb2-1}>,

		       <&{/padctl@3520000/pads/usb3/lanes/usb3-0}>;

		phy-names = "usb2-0", "usb2-1", "usb3-0";

	};



	pcie@10003000 {

		status = "okay";
@@ -182,5 +269,33 @@ 


			vin-supply = <&vdd_5v0_sys>;

		};



		vdd_usb0: regulator@102 {

			compatible = "regulator-fixed";

			reg = <102>;



			regulator-name = "VDD_USB0";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;



			gpio = <&gpio TEGRA_MAIN_GPIO(L, 4) GPIO_ACTIVE_HIGH>;

			enable-active-high;



			vin-supply = <&vdd_5v0_sys>;

		};



		vdd_usb1: regulator@103 {

			compatible = "regulator-fixed";

			reg = <103>;



			regulator-name = "VDD_USB1";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;



			gpio = <&gpio TEGRA_MAIN_GPIO(L, 5) GPIO_ACTIVE_HIGH>;

			enable-active-high;



			vin-supply = <&vdd_5v0_sys>;

		};

	};

};

arch/arm64/boot/dts/nvidia/tegra186-p3310.dtsi

+15 −4
Original line number Diff line number Diff line
@@ -291,7 +291,7 @@ 
						regulator-boot-on;

					};



					ldo0 {

					vdd_1v8_pll: ldo0 {

						regulator-name = "VDD_1V8_AP_PLL";

						regulator-min-microvolt = <1800000>;

						regulator-max-microvolt = <1800000>;
@@ -360,10 +360,21 @@ 
		#address-cells = <1>;

		#size-cells = <0>;



		vdd_5v0_sys: regulator@0 {

		gnd: regulator@0 {

			compatible = "regulator-fixed";

			reg = <0>;



			regulator-name = "GND";

			regulator-min-microvolt = <0>;

			regulator-max-microvolt = <0>;

			regulator-always-on;

			regulator-boot-on;

		};



		vdd_5v0_sys: regulator@1 {

			compatible = "regulator-fixed";

			reg = <1>;



			regulator-name = "VDD_5V0_SYS";

			regulator-min-microvolt = <5000000>;

			regulator-max-microvolt = <5000000>;
@@ -371,9 +382,9 @@ 
			regulator-boot-on;

		};



		vdd_1v8_ap: regulator@1 {

		vdd_1v8_ap: regulator@2 {

			compatible = "regulator-fixed";

			reg = <1>;

			reg = <2>;



			regulator-name = "VDD_1V8_AP";

			regulator-min-microvolt = <1800000>;