u-boot/tools/binman/test/158_blob_ext_missing.dts

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

/dts-v1/;

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

	binman {
		size = <0x80>;

		blob-ext {
			filename = "missing-file";
		};
	};
};