u-boot/arch/arm/dts/tegra210-p3450-0000.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 *  (C) Copyright 2019-2020 NVIDIA Corporation <www.nvidia.com>
 */
/dts-v1/;

#include "tegra210.dtsi"

/ {
	model = "NVIDIA Jetson Nano Developer Kit";
	compatible = "nvidia,p3450-0000", "nvidia,tegra210";

	chosen {
		stdout-path = &uarta;
	};

	aliases {
		ethernet = "/pcie@1003000/pci@2,0/ethernet@0,0";
		i2c0 = "/i2c@7000d000";
		i2c2 = "/i2c@7000c400";
		i2c3 = "/i2c@7000c500";
		i2c4 = "/i2c@7000c700";
		mmc0 = "/sdhci@700b0600";
		mmc1 = "/sdhci@700b0000";
		spi0 = "/spi@70410000";
		usb0 = "/usb@7d000000";
	};

	memory {
		reg = <0x0 0x80000000 0x0 0xc0000000>;
	};

	pcie@1003000 {
		status = "okay";

		pci@1,0 {
			status = "okay";
		};

		pci@2,0 {
			status = "okay";

			ethernet@0,0 {
				reg = <0x000000 0 0 0 0>;
				local-mac-address = [ 00 00 00 00 00 00 ];
			};
		};
	};

	serial@70006000 {
		status = "okay";
	};

	padctl@7009f000 {
		pinctrl-0 = <&padctl_default>;
		pinctrl-names = "default";

		padctl_default: pinmux {
			xusb {
				nvidia,lanes = "otg-1", "otg-2";
				nvidia,function = "xusb";
				nvidia,iddq = <0>;
			};

			usb3 {
				nvidia,lanes = "pcie-5", "pcie-6";
				nvidia,function = "usb3";
				nvidia,iddq = <0>;
			};

			pcie-x1 {
				nvidia,lanes = "pcie-0";
				nvidia,function = "pcie-x1";
				nvidia,iddq = <0>;
			};

			pcie-x4 {
				nvidia,lanes = "pcie-1", "pcie-2",
					       "pcie-3", "pcie-4";
				nvidia,function = "pcie-x4";
				nvidia,iddq = <0>;
			};

			sata {
				nvidia,lanes = "sata-0";
				nvidia,function = "sata";
				nvidia,iddq = <0>;
			};
		};
	};

	sdhci@700b0000 {
		status = "okay";
		cd-gpios = <&gpio TEGRA_GPIO(Z, 1) GPIO_ACTIVE_LOW>;
		power-gpios = <&gpio TEGRA_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
		bus-width = <4>;
	};

	sdhci@700b0600 {
		status = "okay";
		bus-width = <8>;
		non-removable;
	};

	i2c@7000c400 {
		status = "okay";
		clock-frequency = <400000>;
	};

	i2c@7000c500 {
		status = "okay";
		clock-frequency = <400000>;
	};

	i2c@7000c700 {
		status = "okay";
		clock-frequency = <400000>;
	};

	i2c@7000d000 {
		status = "okay";
		clock-frequency = <400000>;
	};

	spi@70410000 {
		status = "okay";
		spi-max-frequency = <80000000>;
	};

	usb@7d000000 {
		status = "okay";
		dr_mode = "peripheral";
	};

	clocks {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <0>;

		clk32k_in: clock@0 {
			compatible = "fixed-clock";
			reg = <0>;
			#clock-cells = <0>;
			clock-frequency = <32768>;
		};
	};
};