CONFIG_BAUDRATE -- define UART baudrate
CONFIG_FSLDMAFEC -- define to use common dma FEC driver
-CONFIG_NET_MULTI -- define to use multi FEC in u-boot
CONFIG_MII -- enable to use MII driver
CONFIG_CF_DOMII -- enable to use MII feature in cmd_mii.c
CONFIG_SYS_DISCOVER_PHY -- enable PHY discovery