Convert DM9000 driver for CONFIG_NET_MULTI

All drivers need to be converted to CONFIG_NET_MULTI.
This patch converts the dm9000 driver.

Signed-off-by: Thomas Smits <ts.smits@gmail.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/board/scb9328/scb9328.c b/board/scb9328/scb9328.c
index 3f6831b..428e8c9 100644
--- a/board/scb9328/scb9328.c
+++ b/board/scb9328/scb9328.c
@@ -19,6 +19,7 @@
  */
 
 #include <common.h>
+#include <netdev.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -70,3 +71,10 @@
 {
 	return;
 }
+
+#ifdef CONFIG_DRIVER_DM9000
+int board_eth_init(bd_t *bis)
+{
+	return dm9000_initialize(bis);
+}
+#endif