udoo: Add ethernet support (FEC + Micrel KSZ9031).

Add Ethernet and networking support on uDoo board (FEC +phy Micrel KSZ9031).
Ethernet speed is currently limited to 10/100Mbps.

Signed-off-by: Giuseppe Pagano <giuseppe.pagano@seco.com>
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
CC: Stefano Babic <sbabic@denx.de>
CC: Fabio Estevam <fabio.estevam@freescale.com>
diff --git a/include/configs/udoo.h b/include/configs/udoo.h
index 78df071..b9a493c 100644
--- a/include/configs/udoo.h
+++ b/include/configs/udoo.h
@@ -34,6 +34,22 @@
 #define CONFIG_MXC_UART
 #define CONFIG_MXC_UART_BASE		UART2_BASE
 
+/* Network support */
+
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NET
+#define CONFIG_FEC_MXC
+#define CONFIG_MII
+#define IMX_FEC_BASE                    ENET_BASE_ADDR
+#define CONFIG_FEC_XCV_TYPE             RGMII
+#define CONFIG_ETHPRIME                 "FEC"
+#define CONFIG_FEC_MXC_PHYADDR          6
+#define CONFIG_PHYLIB
+#define CONFIG_PHY_MICREL
+#define CONFIG_PHY_MICREL_KSZ9031
+
 /* allow to overwrite serial and ethaddr */
 #define CONFIG_ENV_OVERWRITE
 #define CONFIG_CONS_INDEX		1