PCI config include

Split PCI config options into a separate file

Signed-off-by: Paul Brook <paul@codesourcery.com>
diff --git a/default-configs/arm-softmmu.mak b/default-configs/arm-softmmu.mak
index e7a4e84..ac48dc1 100644
--- a/default-configs/arm-softmmu.mak
+++ b/default-configs/arm-softmmu.mak
@@ -1,7 +1,7 @@
 # Default configuration for arm-softmmu
 
+include pci.mak
 CONFIG_GDBSTUB_XML=y
-CONFIG_USB_OHCI=y
 CONFIG_ISA_MMIO=y
 CONFIG_NAND=y
 CONFIG_ECC=y
@@ -25,6 +25,5 @@
 CONFIG_LAN9118=y
 CONFIG_SMC91C111=y
 CONFIG_DS1338=y
-CONFIG_VIRTIO_PCI=y
 CONFIG_PFLASH_CFI01=y
 CONFIG_PFLASH_CFI02=y