fatload mmc 1:3 0xa0000000 Image
fatload mmc 1:3 0x46000000 dtb
run chipa_set_linux
setenv bootargs "earlyprintk console=ttyS0,115200 debug rootwait earlycon=sbi root=/dev/mmcblk1p4"
booti 0xa0000000 - 0x46000000