REQUIRE_IMAGE_METADATA=1 RAMFS_COPY_BIN='fitblk fit_check_sign' platform_do_upgrade() { local board=$(board_name) case "$board" in bananapi,bpi-rv2-nand) fit_do_upgrade "$1" ;; *) default_do_upgrade "$1" ;; esac } PART_NAME=firmware platform_check_image() { local board=$(board_name) [ "$#" -gt 1 ] && return 1 case "$board" in *) fit_check_image "$1" return $? ;; esac return 0 }