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/amcc/yucca/yucca.c b/board/amcc/yucca/yucca.c
index 84c3938..e0c1268 100644
--- a/board/amcc/yucca/yucca.c
+++ b/board/amcc/yucca/yucca.c
@@ -28,6 +28,7 @@
 #include <common.h>
 #include <ppc4xx.h>
 #include <i2c.h>
+#include <netdev.h>
 #include <asm/processor.h>
 #include <asm/io.h>
 #include <asm/4xx_pcie.h>
@@ -952,3 +953,8 @@
 #endif
 	return (BOARD_OPTION_NOT_SELECTED);
 }
+
+int board_eth_init(bd_t *bis)
+{
+	return pci_eth_init(bis);
+}