PPC: Drop mv6436x_eth_initialize() from net/eth.c

This function was defined as an extern in net/eth.c, drop that and use
standard means of calling it.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Reinhard Arlt <reinhard.arlt@esd-electronics.com>

board/Marvell/db64360/db64360.c

@@ -934,5 +934,9 @@ void board_prebootm_init ()
 
 int board_eth_init(bd_t *bis)
 {
-	return pci_eth_init(bis);
+	int ret;
+	ret = pci_eth_init(bis);
+	if (!ret)
+		ret = mv6436x_eth_initialize(bis);
+	return ret;
 }

board/Marvell/db64360/eth.h

@@ -39,5 +39,6 @@ int db64360_eth0_transmit(unsigned int s, volatile char *p);
 void db64360_eth0_disable(void);
 bool network_start(bd_t *bis);
 
+int mv6436x_eth_initialize(bd_t *);
 
 #endif /* __EVB64360_ETH_H__ */

board/esd/cpci750/cpci750.c

@@ -1101,3 +1101,8 @@ U_BOOT_CMD(
 	pldver, 1, 1, do_pldver,
 	"Show PLD version",
 	"Show PLD version)");
+
+int board_eth_init(bd_t *bis)
+{
+	return mv6436x_eth_initialize(bis);
+}

board/esd/cpci750/eth.h

@@ -39,5 +39,6 @@ int db64360_eth0_transmit(unsigned int s, volatile char *p);
 void db64360_eth0_disable(void);
 bool network_start(bd_t *bis);
 
+int mv6436x_eth_initialize(bd_t *);
 
 #endif /* __EVB64360_ETH_H__ */

net/eth.c

@@ -81,7 +81,6 @@ static int __def_eth_init(bd_t *bis)
 int cpu_eth_init(bd_t *bis) __attribute__((weak, alias("__def_eth_init")));
 int board_eth_init(bd_t *bis) __attribute__((weak, alias("__def_eth_init")));
 
-extern int mv6436x_eth_initialize(bd_t *);
 extern int mv6446x_eth_initialize(bd_t *);
 
 #ifdef CONFIG_API
@@ -281,9 +280,6 @@ int eth_initialize(bd_t *bis)
 	} else
 		printf("Net Initialization Skipped\n");
 
-#if defined(CONFIG_DB64360) || defined(CONFIG_CPCI750)
-	mv6436x_eth_initialize(bis);
-#endif
 #if defined(CONFIG_DB64460) || defined(CONFIG_P3Mx)
 	mv6446x_eth_initialize(bis);
 #endif