Moved initialization of PCNET Ethernet controller to board_eth_init()

Affected boards:
	PN62
	sc520_cdp

Removed initialization of the driver from net/eth.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/board/pn62/pn62.c b/board/pn62/pn62.c
index d905b29..60fc431 100644
--- a/board/pn62/pn62.c
+++ b/board/pn62/pn62.c
@@ -23,6 +23,7 @@
 #include <common.h>
 #include <mpc824x.h>
 #include <pci.h>
+#include <netdev.h>
 
 #include "pn62.h"
 
@@ -186,3 +187,8 @@
 				mac[0], mac[1], mac[2],
 				mac[3], mac[4], mac[5]);
 }
+
+int board_eth_init(bd_t *bis)
+{
+	return pci_eth_init(bis);
+}