Net: Clean up LAN91C96 Support

A previous Commit converted the LAN91C96 Ethernet driver to using the
CONFIG_NET_MULTI API, but did not include full board support.  This patch
finishes the job.

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/board/ti/omap1510inn/omap1510innovator.c b/board/ti/omap1510inn/omap1510innovator.c
index 8941209..2cb6062 100644
--- a/board/ti/omap1510inn/omap1510innovator.c
+++ b/board/ti/omap1510inn/omap1510innovator.c
@@ -30,6 +30,7 @@
  */
 
 #include <common.h>
+#include <netdev.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -127,3 +128,14 @@
 
 	return 0;
 }
+
+#ifdef CONFIG_CMD_NET
+int board_eth_init(bd_t *bis)
+{
+	int rc = 0;
+#ifdef CONFIG_LAN91C96
+	rc = lan91c96_initialize(0, CONFIG_LAN91C96_BASE);
+#endif
+	return rc;
+}
+#endif