config TARGET_BOOTFS_PARTSIZE int "Boot (SD Card) filesystem partition size (in MB)" depends on TARGET_mxs_olinuxino-maxi || TARGET_mxs_olinuxino-micro default 8 help On the Olimex OLinuXino boards, mainline U-Boot loads the linux kernel and device tree file from a FAT partition. The default value of 8 MB should be more than adequate.