# Pastebin Do9shi70
env default -a
defenv
setenv preboot "echo PREBOOT; run upgrade_key"
setenv new_bootargs "root=/dev/mmcblk1p2 rootwait console=ttyAML0,115200n8 console=tty0 fsck.repair=yes"
setenv bootcmd "echo USB; usb start; if fatload mmc 1:1 0x1080000 sdcard/uImage; then if fatload mmc 1:1 0x1000000 sdcard/meson-g12a-u200.dtb; then setenv bootargs ${new_bootargs};echo FDT; fdt addr 0x1000000;echo BOOTING; bootm 0x1080000 - 0x1000000;fi;fi;"
saveenv
saveenv

usb start
setenv bootargs "root=/dev/mmcblk0p2 console=ttyAML0,115200n8 console=tty0 fsck.repair=yes"
fatload mmc 0:1 0x1080000 sdcard/uImage
fatload mmc 0:1 0x1000000 sdcard/meson-g12a-u200.dtb
fdt addr 0x1000000
bootm 1080000 - 0x1000000