# U-Boot is flashed 1k into a NAND block, create a binary which prepends # U-boot with 1k of zeros to ease flashing nand_padding () { dd bs=1024 count=1 if=/dev/zero | cat - u-boot.imx > u-boot-nand.imx } do_compile_append_colibri-imx6ull () { nand_padding } do_compile_append_colibri-imx7 () { nand_padding }