Moved initialization of 3COM Ethernet controller (AmigaOne) to board_eth_init()

Affected boards:
        AmigaOneG3SE

    Removed initialization of the driver from net/eth.c

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

include/netdev.h

@@ -42,6 +42,7 @@ int cpu_eth_init(bd_t *bis);
 
 /* Driver initialization prototypes */
 int bfin_EMAC_initialize(bd_t *bis);
+int eth_3com_initialize (bd_t * bis);
 int greth_initialize(bd_t *bis);
 void gt6426x_eth_initialize(bd_t *bis);
 int macb_eth_initialize(int id, void *regs, unsigned int phy_addr);