Can I use the following commands to update the uboot ?
#make boot partition writable
echo 0 > /sys/block/mmcblk0boot0/force_ro && sync
#clear uboot params
dd if=/dev/zero of=/dev/mmcblk1 bs=512 seek=1536 count=16
#write uboot
dd if=uboot.imx of=/dev/mmcblk1boot0 bs=512 seek=2 && sync
Regards,
Titus S.