bootdelay=10
bootpart=0:2
bootfile=/boot/zImage
console=ttyAMA0,115200n8
kernel_addr_r=0x01000000
fdtcontroladdr=0x00000100
mmcroot=/dev/mmcblk0p2
mmcrootfstype=ext4 rootwait
optargs=consoleblank=0 dwc_otg.lpm_enable=0 elevator=deadline
setroot=if test "${version}" = 2; then setenv bootpart 0:3; setenv mmcroot /dev/mmcblk0p3; fi
mmcargs=fdt addr $fdtcontroladdr; fdt get value origbootargs /chosen bootargs; setenv bootargs "${origbootargs} console=${console} ${optargs} root=${mmcroot} ro rootfstype=${mmcrootfstype} quiet"
loadimage=ext2load mmc ${bootpart} ${kernel_addr_r} ${bootfile}
bootcmd=run setroot; if run loadimage; then run mmcargs; bootz ${kernel_addr_r} - ${fdtcontroladdr}; fi;

preboot=usb start
stderr=serial,lcd
stdin=serial,usbkbd
stdout=serial,lcd