Moved initialization of TSI108 Ethernet controller to board_eth_init()

Affected boards:
	mpc7448hpc2

Removed initialization of the driver from net/eth.c

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/include/netdev.h b/include/netdev.h
index b333755..5f6b38f 100644
--- a/include/netdev.h
+++ b/include/netdev.h
@@ -49,6 +49,7 @@
 int rtl8139_initialize(bd_t *bis);
 int rtl8169_initialize(bd_t *bis);
 int skge_initialize(bd_t *bis);
+int tsi108_eth_initialize(bd_t *bis);
 int uli526x_initialize(bd_t *bis);
 
 /* Boards with PCI network controllers can call this from their board_eth_init()