After upgrade to armbian-next , it doesn't boot. Stop u-boot with space and boot manually:
# try to boot only from mmc => setenv bootcmd run mmc_boot => saveenv Saving Environment to MMC... Writing to MMC(0)... done => run mmc_boot # this will fail, but will set some enviroment variables needed => setenv devtype mmc => setenv prefix /boot/ => load ${devtype} 0 ${ramdisk_addr_r} ${prefix}uInitrd 4293052 bytes read in 676 ms (6.1 MiB/s) => load ${devtype} 0 ${kernel_addr_r} ${prefix}Image 12957704 bytes read in 1386 ms (8.9 MiB/s) => load ${devtype} 0 ${fdt_addr_r} ${prefix}dtb/${fdtfile} 14505 bytes read in 397 ms (35.2 KiB/s) => booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r} # fix load addresses in /boot/boot.cmd => setenv fdt_addr ${fdt_addr_r} => setenv kernel_addr ${kernel_addr_r} => setenv ramdisk_addr ${ramdisk_addr_r} => saveenv
fixed: boot.cmd
http://wiki.pine64.org/index.php/Main_Page
https://github.com/apritzel/pine64
Debian rootfs: https://github.com/umiddelb/z2d/tree/master/pine64
https://github.com/longsleep/build-pine64-image
http://forum.pine64.org/showthread.php?tid=99
https://www.stdin.xyz/downloads/people/longsleep/pine64-images/
http://forum.pine64.org/showthread.php?tid=293