ColdFire: fix build error becasue of bad type of mii_init()

Signed-off-by: TsiChungLiew <Tsi-Chung.Liew@freescale.com>

board/freescale/m5235evb/mii.c

@@ -204,7 +204,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {

board/freescale/m5329evb/mii.c

@@ -203,7 +203,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {

board/freescale/m54455evb/mii.c

@@ -221,7 +221,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {

board/m5271evb/mii.c

@@ -200,7 +200,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {

board/m5272c3/mii.c

@@ -200,7 +200,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {

board/m5282evb/mii.c

@@ -201,7 +201,7 @@ int mii_discover_phy(struct eth_device *dev)
 }
 #endif				/* CFG_DISCOVER_PHY */
 
-int mii_init(void) __attribute__((weak,alias("__mii_init")));
+void mii_init(void) __attribute__((weak,alias("__mii_init")));
 
 void __mii_init(void)
 {