Switched davinci_emac Ethernet driver to use newer API

Added CONFIG_NET_MULTI to all Davinci boards
Removed all calls to Davinci network driver from board code
Added cpu_eth_init() to cpu/arm926ejs/cpu.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/include/configs/davinci_schmoogie.h b/include/configs/davinci_schmoogie.h
index 6612cb3..9cb9838 100644
--- a/include/configs/davinci_schmoogie.h
+++ b/include/configs/davinci_schmoogie.h
@@ -77,6 +77,7 @@
 #define CONFIG_BOOTP_SEND_HOSTNAME
 #define CONFIG_NET_RETRY_COUNT	10
 #define CONFIG_OVERWRITE_ETHADDR_ONCE
+#define CONFIG_NET_MULTI
 /*=====================*/
 /* Flash & Environment */
 /*=====================*/