mmc dev 1
load mmc 1:1 0x83000000 /boot/Image.gz
load mmc 1:1 0x8d000000 /boot/tegra210-nintendo-switch.dtb
unzip 0x83000000 0x85000000
setenv bootargs 'root=/dev/mmcblk0p2 rw fbcon=rotate:3 rootwait'
usb reset
booti 0x85000000 - 0x8d000000