u-boot/arch/arc/dts/hsdk.dts

/*
 * Copyright (C) 2017 Synopsys, Inc. All rights reserved.
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */
/dts-v1/;

#include "skeleton.dtsi"

/ {
	#address-cells = <1>;
	#size-cells = <1>;

	aliases {
		console = &uart0;
	};

	cpu_card {
		core_clk: core_clk {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <1000000000>;
			u-boot,dm-pre-reloc;
		};
	};

	uart0: serial0@f0005000 {
		compatible = "snps,dw-apb-uart";
		reg = <0xf0005000 0x1000>;
		reg-shift = <2>;
		reg-io-width = <4>;
	};

	ethernet@f0008000 {
		#interrupt-cells = <1>;
		compatible = "altr,socfpga-stmmac";
		reg = <0xf0008000 0x2000>;
		phy-mode = "gmii";
	};

	ehci@0xf0040000 {
		compatible = "generic-ehci";
		reg = <0xf0040000 0x100>;
	};

	ohci@0xf0060000 {
		compatible = "generic-ohci";
		reg = <0xf0060000 0x100>;
	};
};