bootopts.h

/* Environment information */
#define CONFIG_BOOTDELAY	0

#define CONFIG_BOOTFILE		uImage

#define CONFIG_EXTRA_ENV_SETTINGS \
	"loadaddr=0x82000000\0" \
	"kernaddr=0x280000\0" \
	"usbtty=cdc_acm\0" \
	"mmcdev=0:1\0" \
	"console=ttyO0,115200n8\0" \
	"bootdevice=nand\0" \
	"config_extra=mem=200M@0x80000000 " \
		"mpurate=1000 quiet " \
		"--default-console none\0" \
	"kernel_file=/boot/uImage\0" \
	"mmc_part=1:6\0" \
    "mount_type=ro\0" \
	"root=/dev/mmcblk0p6\0" \
	"boottype=mmcboot\0" \
	"mmcargs=setenv bootargs console=${console} " \
		"root=${root} ${mount_type} " \
		"rootfstype=ext3 rootwait " \
		"${config_extra}\0"  \
	"mmcboot=echo Booting from mmc ...; " \
		"run mmcargs; " \
		"ext4load mmc ${mmc_part} ${loadaddr} ${kernel_file};" \
		"bootm ${loadaddr}\0" \