u-boot-sunxi-mainline-wits_pro_a20_dkt-20151117T064210-3d48254/ u-boot-sunxi-mainline-wits_pro_a20_dkt-20151117T064210-3d48254/sunxi-spl.bin u-boot-sunxi-mainline-wits_pro_a20_dkt-20151117T064210-3d48254/u-boot-sunxi-with-spl.bin u-boot-sunxi-mainline-wits_pro_a20_dkt-20151117T064210-3d48254/u-boot.bin