u-boot/tools/dtoc/dtoc_test_phandle.dts

/*
 * Test device tree file for dtoc
 *
 * Copyright 2017 Google, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

 /dts-v1/;

/ {
	phandle: phandle-target {
		u-boot,dm-pre-reloc;
		compatible = "target";
		intval = <0>;
                #clock-cells = <0>;
	};

	phandle_1: phandle2-target {
		u-boot,dm-pre-reloc;
		compatible = "target";
		intval = <1>;
		#clock-cells = <1>;
	};
	phandle_2: phandle3-target {
		u-boot,dm-pre-reloc;
		compatible = "target";
		intval = <2>;
		#clock-cells = <2>;
	};

	phandle-source {
		u-boot,dm-pre-reloc;
		compatible = "source";
		clocks = <&phandle &phandle_1 11 &phandle_2 12 13 &phandle>;
	};
};