u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160816T034210-4cc9699/
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160816T034210-4cc9699/sunxi-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160816T034210-4cc9699/u-boot-sunxi-with-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160816T034210-4cc9699/u-boot.bin