u-boot/tools/binman/test/287_template_multi.dts

// SPDX-License-Identifier: GPL-2.0+

/dts-v1/;
/ {
	binman: binman {
		multiple-images;

		my_template: template {
			blob-ext@0 {
				filename = "my-blob.bin";
				offset = <0>;
			};
			blob-ext@8 {
				offset = <8>;
			};
		};

		image {
			pad-byte = <0x40>;
			filename = "my-image.bin";
			insert-template = <&my_template>;
			blob-ext@8 {
				filename = "my-blob2.bin";
			};
		};
	};
};