Moved initialization of MPC5xxx_FEC Ethernet driver to CPU directory

Modified board_eth_init() functions of boards that have this FEC in addition
to other Ethernet controllers.

Affected boards:
	bc3450
	icecube
	mvbc_p
	o2dnt
	pm520
	total5200
	tq5200

Removed initialization of controller from net/eth.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/include/netdev.h b/include/netdev.h
index 487d319..f7738cc 100644
--- a/include/netdev.h
+++ b/include/netdev.h
@@ -50,6 +50,7 @@
 int mcdmafec_initialize(bd_t *bis);
 int mcffec_initialize(bd_t *bis);
 int mpc512x_fec_initialize(bd_t *bis);
+int mpc5xxx_fec_initialize(bd_t *bis);
 int natsemi_initialize(bd_t *bis);
 int ns8382x_initialize(bd_t *bis);
 int pcnet_initialize(bd_t *bis);