6x_bootscript-upgrade-usbotg.txt

for n in 51 52 53 54 ; do gpio clear $n ; done
load usb 0 10008000 /restore-to-emmc-amp.img.gz
	&& time gzwrite mmc 0 10008000 0x$filesize 400000 0
	&& gpio set 51 
	&& gpio set 52 
	&& while itest.l 0 -eq 0 ; do ;; done
gpio set 54