u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160829T144210-ff62bdf/
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160829T144210-ff62bdf/sunxi-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160829T144210-ff62bdf/u-boot-sunxi-with-spl.bin
u-boot-sunxi-mainline-polaroid_mid2809pxe04-20160829T144210-ff62bdf/u-boot.bin