1 setenv loadkernel fatload mmc 0:3 \$kernel_addr_r Image
2 setenv loaddtb fatload mmc 0:3 \$fdt_addr_r dtb
3 setenv bootargs console=ttySIF0,115200 earlycon=sbi root=/dev/mmcblk0p4 rootwait
4 setenv uenvcmd run loadkernel \&\& run loaddtb \&\& booti \$kernel_addr_r - \$fdt_addr_r