[POWERPC] 4xx: enable built-in networking for Sequoia defconfig

Enable EMAC driver for Sequoia (and while we're in there, disable
Macintosh drivers for Sequoia and Bamboo).
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>

arch/powerpc/configs/bamboo_defconfig

@@ -376,9 +376,7 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
-CONFIG_MACINTOSH_DRIVERS=y
-# CONFIG_MAC_EMUMOUSEBTN is not set
-# CONFIG_WINDFARM is not set
+# CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
 # CONFIG_NETDEVICES_MULTIQUEUE is not set
 # CONFIG_DUMMY is not set

arch/powerpc/configs/sequoia_defconfig

@@ -449,9 +449,7 @@ CONFIG_MISC_DEVICES=y
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
-CONFIG_MACINTOSH_DRIVERS=y
-# CONFIG_MAC_EMUMOUSEBTN is not set
-# CONFIG_WINDFARM is not set
+# CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
 # CONFIG_NETDEVICES_MULTIQUEUE is not set
 # CONFIG_DUMMY is not set
@@ -462,10 +460,28 @@ CONFIG_NETDEVICES=y
 # CONFIG_VETH is not set
 # CONFIG_IP1000 is not set
 # CONFIG_ARCNET is not set
-# CONFIG_NET_ETHERNET is not set
+# CONFIG_PHYLIB is not set
+CONFIG_NET_ETHERNET=y
+# CONFIG_MII is not set
+# CONFIG_HAPPYMEAL is not set
+# CONFIG_SUNGEM is not set
+# CONFIG_CASSINI is not set
+# CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_NET_TULIP is not set
+# CONFIG_HP100 is not set
+CONFIG_IBM_NEW_EMAC=y
+CONFIG_IBM_NEW_EMAC_RXB=128
+CONFIG_IBM_NEW_EMAC_TXB=64
+CONFIG_IBM_NEW_EMAC_POLL_WEIGHT=32
+CONFIG_IBM_NEW_EMAC_RX_COPY_THRESHOLD=256
+CONFIG_IBM_NEW_EMAC_RX_SKB_HEADROOM=0
+# CONFIG_IBM_NEW_EMAC_DEBUG is not set
 CONFIG_IBM_NEW_EMAC_ZMII=y
 CONFIG_IBM_NEW_EMAC_RGMII=y
+# CONFIG_IBM_NEW_EMAC_TAH is not set
 CONFIG_IBM_NEW_EMAC_EMAC4=y
+# CONFIG_NET_PCI is not set
+# CONFIG_B44 is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set