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/freescale/m5253demo/m5253demo.c b/board/freescale/m5253demo/m5253demo.c
index b39cd4d..4772074 100644
--- a/board/freescale/m5253demo/m5253demo.c
+++ b/board/freescale/m5253demo/m5253demo.c
@@ -26,6 +26,7 @@
 
 #include <common.h>
 #include <asm/immap.h>
+#include <netdev.h>
 
 int checkboard(void)
 {
@@ -138,3 +139,11 @@
 	}
 }
 #endif				/* CONFIG_CMD_IDE */
+
+
+#ifdef CONFIG_DRIVER_DM9000
+int board_eth_init(bd_t *bis)
+{
+	return dm9000_initialize(bis);
+}
+#endif