buildroot

image boot.vfat {

    vfat {

        files = {

            "MLO",

            "u-boot.img",

            "zImage",

            "uEnv.txt",

            "am335x-evm.dtb",

            "am335x-evmsk.dtb",

            "am335x-bone.dtb",

            "am335x-boneblack.dtb",

            "am335x-bonegreen.dtb",

        }

    }

    size = 16M

}

​

image sdcard.img {

    hdimage {

    }

​

    partition u-boot {

        partition-type = 0xC

        bootable = "true"

                image = "boot.vfat"

    }

​

    partition rootfs {

        partition-type = 0x83

        image = "rootfs.ext4"

        size = 512M

    }

}