Index: linux-2.6/arch/arm/mach-kirkwood/include/mach/kirkwood.h
===================================================================
--- linux-2.6.orig/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ linux-2.6/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -35,7 +35,7 @@
 
 #define KIRKWOOD_PCIE_IO_PHYS_BASE	0xf2000000
 #define KIRKWOOD_PCIE_IO_VIRT_BASE	0xfef00000
-#define KIRKWOOD_PCIE_IO_BUS_BASE	0x00000000
+#define KIRKWOOD_PCIE_IO_BUS_BASE	-1
 #define KIRKWOOD_PCIE_IO_SIZE		SZ_1M
 
 #define KIRKWOOD_REGS_PHYS_BASE		0xf1000000