The netargs variable was referencing the non-existing variable
console_mainline. Change that to console variable instead.
Signed-off-by: Alexandre Pereira da Silva <aletes.xgr@gmail.com>
Acked-by: Otavio Salvador <otavio@ossystems.com.br>
                "else " \
                        "bootm; " \
                "fi;\0" \
-       "netargs=setenv bootargs console=${console_mainline},${baudrate} " \
+       "netargs=setenv bootargs console=${console},${baudrate} " \
                "root=/dev/nfs " \
                "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
        "netboot=echo Booting from net ...; " \