u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160727T034211-0b6699a/
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160727T034211-0b6699a/sunxi-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160727T034211-0b6699a/u-boot-sunxi-with-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160727T034211-0b6699a/u-boot.bin