Moved initialization of EEPRO100 Ethernet controller to board_eth_init()

Affected boards:
	db64360
	db64460
	katmai
	taihu
	taishan
	yucca
	cpc45
	cpu87
	eXalion
	elppc
	debris
	kvme080
	mpc8315erdb
	integratorap
	ixdp425
	oxc
	pm826
	pm828
	pm854
	pm856
	ppmc7xx
	sc3
	sc520_spunk
	sorcery
	tqm8272
	tqm85xx
	utx8245

Removed initialization of the driver from net/eth.c
Also, wrapped contents of pci_eth_init() by CONFIG_PCI.

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/board/etin/debris/debris.c b/board/etin/debris/debris.c
index 763760f..3fcf78e 100644
--- a/board/etin/debris/debris.c
+++ b/board/etin/debris/debris.c
@@ -25,6 +25,7 @@
 #include <mpc824x.h>
 #include <pci.h>
 #include <i2c.h>
+#include <netdev.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -177,3 +178,8 @@
 			(char*)&gd->bd->bi_enetaddr[0], 6);
 	return 0;
 }
+
+int board_eth_init(bd_t *bis)
+{
+	return pci_eth_init(bis);
+}