Enable CONFIG_NET_MULTI on all remaining PPC4xx boards

All in-tree PPC4xx boards now use CONFIG_NET_MULTI

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/configs/W7OLMG.h b/include/configs/W7OLMG.h
index 11e0630..73d6d24 100644
--- a/include/configs/W7OLMG.h
+++ b/include/configs/W7OLMG.h
@@ -68,6 +68,7 @@
 #define CONFIG_PPC4xx_EMAC
 #define CONFIG_MII		1		/* MII PHY management		*/
 #define CONFIG_PHY_ADDR		0		/* PHY address			*/
+#define CONFIG_NET_MULTI
 
 #define CONFIG_RTC_M48T35A	1		/* ST Electronics M48 timekeeper */
 #define CONFIG_DTT_LM75     1                /* ON Semi's LM75 */