linux/arch/arm/boot/dts/tegra20-iris-512.dts

/dts-v1/;

#include "tegra20-colibri-512.dtsi"

/ {
	model = "Toradex Colibri T20 512MB on Iris";
	compatible = "toradex,iris", "toradex,colibri_t20-512", "nvidia,tegra20";

	host1x@50000000 {
		hdmi@54280000 {
			status = "okay";
		};
	};

	pinmux@70000014 {
		state_default: pinmux {
			hdint {
				nvidia,tristate = <0>;
			};

			i2cddc {
				nvidia,tristate = <0>;
			};

			sdio4 {
				nvidia,tristate = <0>;
			};

			uarta {
				nvidia,tristate = <0>;
			};

			uartd {
				nvidia,tristate = <0>;
			};
		};
	};

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

	serial@70006300 {
		status = "okay";
	};

	i2c_ddc: i2c@7000c400 {
		status = "okay";
	};

	usb@c5000000 {
		status = "okay";
	};

	usb-phy@c5000000 {
		status = "okay";
	};

	usb@c5008000 {
		status = "okay";
	};

	usb-phy@c5008000 {
		status = "okay";
	};

	sdhci@c8000600 {
		status = "okay";
		bus-width = <4>;
		vmmc-supply = <&vcc_sd_reg>;
		vqmmc-supply = <&vcc_sd_reg>;
	};

	regulators {
		regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "usb_host_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			regulator-boot-on;
			regulator-always-on;
			gpio = <&gpio TEGRA_GPIO(W, 2) GPIO_ACTIVE_HIGH>;
		};

		vcc_sd_reg: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "vcc_sd";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-boot-on;
			regulator-always-on;
		};
	};
};