Example Image Tree Source (.its) file

/dts-v1/;
/ {
    description = "U-Boot FIT source file for arm";

    images {
        uboot {
            data = /incbin/("uboot.img.enc");
            type = "standalone";
            arch = "arm64";
            compression = "none";
            load = <0xffffff00>;

            hash {
                algo = "sha256";
            };
        };
    };

    configurations {
        default = "conf";

        conf {
            rollback-index = <0x00>;
            uboot = "uboot";
            board-type = "MU_BOARD";
            
            signature {
                algo = "sha256,rsa2048";
                padding = "pss";
                key-name-hint = "dev";
                sign-images = "uboot";
            };
        };
    };
};

References