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/trizepsiv/conxs.c b/board/trizepsiv/conxs.c
index 7c6c855..5c0eb41 100644
--- a/board/trizepsiv/conxs.c
+++ b/board/trizepsiv/conxs.c
@@ -33,6 +33,7 @@
 
 #include <common.h>
 #include <asm/arch/pxa-regs.h>
+#include <netdev.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -144,3 +145,10 @@
 
 	return 0;
 }
+
+#ifdef CONFIG_DRIVER_DM9000
+int board_eth_init(bd_t *bis)
+{
+	return dm9000_initialize(bis);
+}
+#endif