u-boot-brain/tools/binman/test/147_intel_fit.dts

/dts-v1/;

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

	binman {
		end-at-4gb;
		size = <0x80>;

		u-boot {
		};

		intel-fit {
		};

		intel-fit-ptr {
		};
	};
};