-sd_boot=mmc read $fdtaddr 7800 800;mmc read $loadaddr 8000 8000;bootm $loadaddr - $fdtaddr
-bootargs=root=/dev/mmcblk0p1 rw rootwait rootfstype=ext4 noinitrd earlycon=uart8250,mmio,0x21c0500 console=ttyS0,115200
+sd_boot=ext4load mmc 0:1 $loadaddr fitImage;bootm $loadaddr
+bootargs=root=/dev/mmcblk0p2 rw rootwait rootfstype=squashfs,f2fs noinitrd earlycon=uart8250,mmio,0x21c0500 console=ttyS0,115200