u-boot/arch/arm/dts/tegra20-trimslice.dts

/dts-v1/;

#include "tegra20.dtsi"

/ {
	model = "Compulab TrimSlice board";
	compatible = "compulab,trimslice", "nvidia,tegra20";

	chosen {
		stdout-path = &uarta;
	};

	aliases {
		usb0 = "/usb@c5000000";
		mmc0 = "/sdhci@c8000600";
		mmc1 = "/sdhci@c8000000";
		spi0 = "/spi@7000c380";
	};

	memory {
		reg = <0x00000000 0x40000000>;
	};

	serial@70006000 {
		clock-frequency = <216000000>;
	};

	spi@7000c380 {
		status = "okay";
		spi-max-frequency = <25000000>;
	};

	pcie-controller@80003000 {
		status = "okay";

		avdd-pex-supply = <&pci_vdd_reg>;
		vdd-pex-supply = <&pci_vdd_reg>;
		avdd-pex-pll-supply = <&pci_vdd_reg>;
		avdd-plle-supply = <&pci_vdd_reg>;
		vddio-pex-clk-supply = <&pci_clk_reg>;

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

	usb@c5000000 {
		status = "okay";
		nvidia,vbus-gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
	};

	sdhci@c8000000 {
		status = "okay";
		bus-width = <4>;
	};

	sdhci@c8000600 {
		status = "okay";
		cd-gpios = <&gpio TEGRA_GPIO(P, 1) GPIO_ACTIVE_LOW>;
		wp-gpios = <&gpio TEGRA_GPIO(P, 2) GPIO_ACTIVE_HIGH>;
		bus-width = <4>;
	};

	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>;
		};
	};

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

		hdmi_vdd_reg: regulator@0 {
			compatible = "regulator-fixed";
			reg = <0>;
			regulator-name = "avdd_hdmi";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		hdmi_pll_reg: regulator@1 {
			compatible = "regulator-fixed";
			reg = <1>;
			regulator-name = "avdd_hdmi_pll";
			regulator-min-microvolt = <1800000>;
			regulator-max-microvolt = <1800000>;
			regulator-always-on;
		};

		vbus_reg: regulator@2 {
			compatible = "regulator-fixed";
			reg = <2>;
			regulator-name = "usb1_vbus";
			regulator-min-microvolt = <5000000>;
			regulator-max-microvolt = <5000000>;
			enable-active-high;
			gpio = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_HIGH>;
			regulator-always-on;
			regulator-boot-on;
		};

		pci_clk_reg: regulator@3 {
			compatible = "regulator-fixed";
			reg = <3>;
			regulator-name = "pci_clk";
			regulator-min-microvolt = <3300000>;
			regulator-max-microvolt = <3300000>;
			regulator-always-on;
		};

		pci_vdd_reg: regulator@4 {
			compatible = "regulator-fixed";
			reg = <4>;
			regulator-name = "pci_vdd";
			regulator-min-microvolt = <1050000>;
			regulator-max-microvolt = <1050000>;
			regulator-always-on;
		};
	};

};

&uarta {
	status = "okay";
};