unicore32/PCI: use pci_flags PCI_PROBE_ONLY instead of arm-specific flag

CC: Guan Xuetao <gxt@mprc.pku.edu.cn>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>

arch/unicore32/kernel/pci.c

@@ -19,9 +19,9 @@
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/io.h>
+#include <asm-generic/pci-bridge.h>
 
 static int debug_pci;
-static int use_firmware;
 
 #define CONFIG_CMD(bus, devfn, where)	\
 	(0x80000000 | (bus->number << 16) | (devfn << 8) | (where & ~3))
@@ -276,7 +276,7 @@ static int __init pci_common_init(void)
 
 	pci_fixup_irqs(pci_common_swizzle, pci_puv3_map_irq);
 
-	if (!use_firmware) {
+	if (!pci_has_flag(PCI_PROBE_ONLY)) {
 		/*
 		 * Size the bridge windows.
 		 */
@@ -303,7 +303,7 @@ char * __devinit pcibios_setup(char *str)
 		debug_pci = 1;
 		return NULL;
 	} else if (!strcmp(str, "firmware")) {
-		use_firmware = 1;
+		pci_add_flags(PCI_PROBE_ONLY);
 		return NULL;
 	}
 	return str;