更新kernel：

boot.img文件存放路径：OK113i-linux-sdk/out/t113_i/ok113i/longan_nand

flash-erase /dev/mtd8 0 0

nandwirte -p /dev/mtd8 /root/boot.img

更新uboot和设备树：

forlinx@ubuntu:~/work/OK113i-linux-sdk$ ./build.sh
forlinx@ubuntu:~/work/OK113i-linux-sdk$ ./build.sh pack

boot_package.fex文件存放路径：OK113i-linux-sdk/out/pack_out

root@ok113i:/# ota-burnuboot boot_package.fex