u-boot-brain/arch/arm/dts/bcm283x-rpi-smsc9514.dtsi

/ {
	aliases {
		ethernet0 = &ethernet;
	};
};

&usb {
	usb1@1 {
		compatible = "usb424,9514";
		reg = <1>;
		#address-cells = <1>;
		#size-cells = <0>;

		ethernet: usbether@1 {
			compatible = "usb424,ec00";
			reg = <1>;
		};
	};
};