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

/dts-v1/;

#include "tegra20.dtsi"

/ {
	model = "NVIDIA Tegra20 Whistler evaluation board";
	compatible = "nvidia,whistler", "nvidia,tegra20";

	chosen {
		stdout-path = &uarta;
	};

	aliases {
		i2c0 = "/i2c@7000d000";
		usb0 = "/usb@c5008000";
		sdhci0 = "/sdhci@c8000600";
		sdhci1 = "/sdhci@c8000400";
	};

	memory {
		device_type = "memory";
		reg = < 0x00000000 0x20000000 >;
	};

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

	i2c@7000d000 {
		status = "okay";
		clock-frequency = <100000>;

		pmic@3c {
			compatible = "maxim,max8907b";
			reg = <0x3c>;

			clk_32k: clock {
				compatible = "fixed-clock";
				/*
				 * leave out for now due to CPP:
				 * #clock-cells = <0>;
				 */
				clock-frequency = <32768>;
			};
		};
	};

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

	sdhci@c8000400 {
		status = "okay";
		wp-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_HIGH>;
		bus-width = <8>;
	};

	sdhci@c8000600 {
		status = "okay";
		bus-width = <8>;
	};

	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>;
		};
	};

};