Moved initialization of Blackfin EMAC Ethernet controller to board_eth_init()

Added board_eth_init() function to bf537-stamp board.
Removed initialization for the Blackin EMAC driver from net/eth.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>

board/bf537-stamp/bf537-stamp.c

@@ -154,6 +154,16 @@ int misc_init_r(void)
 }
 #endif				/* CONFIG_MISC_INIT_R */
 
+#if defined(CONFIG_BFIN_MAC)
+
+extern int bfin_EMAC_initialize(bd_t *bis);
+
+int board_eth_init(bd_t *bis)
+{
+	return bfin_EMAC_initialize(bis);
+}
+#endif
+
 #ifdef CONFIG_POST
 /* Using sw10-PF5 as the hotkey */
 int post_hotkeys_pressed(void)

drivers/net/bfin_mac.c

@@ -88,7 +88,7 @@ int bfin_EMAC_initialize(bd_t *bis)
 
 	eth_register(dev);
 
-	return 1;
+	return 0;
 }
 
 static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,

net/eth.c

@@ -68,7 +68,6 @@ extern int tsi108_eth_initialize(bd_t*);
 extern int uli526x_initialize(bd_t *);
 extern int npe_initialize(bd_t *);
 extern int uec_initialize(int);
-extern int bfin_EMAC_initialize(bd_t *);
 extern int at91sam9_eth_initialize(bd_t *);
 
 #ifdef CONFIG_API
@@ -263,9 +262,6 @@ int eth_initialize(bd_t *bis)
 #if defined(CONFIG_RTL8169)
 	rtl8169_initialize(bis);
 #endif
-#if defined(CONFIG_BF537)
-	bfin_EMAC_initialize(bis);
-#endif
 #if defined(CONFIG_AT91CAP9) || defined(CONFIG_AT91SAM9260) || \
     defined(CONFIG_AT91SAM9263)
 	at91sam9_eth_initialize(bis);