bootargs=console=ttyS0,115200 disp.screen0_output_mode=EDID:1024x768p50 hdmi.audio=EDID:0 root=/dev/mmcblk0p1 rootfstype=ext4 elevator=deadline rootwait
aload_script=fatload mmc 0 0x43000000 script.bin;
aload_kernel=fatload mmc 0 0x48000000 vmlinuz-5.2.13-desktop-2.mga7;bootm 0x48000000;
uenvcmd=run aload_script aload_kernel 

fatload mmc 0:1 0x40008000 vmlinuz
fatload mmc 0:1 0x44000000 sun7i-a20-bananapro.dtb