1 files changed, 7 insertions, 1 deletions

diff --git a/arch/arm/mach-ixp4xx/include/mach/hardware.h b/arch/arm/mach-ixp4xx/include/mach/hardware.h
index f58a43a23966..f822b223b7e0 100644
--- a/arch/arm/mach-ixp4xx/include/mach/hardware.h
+++ b/arch/arm/mach-ixp4xx/include/mach/hardware.h
@@ -18,7 +18,13 @@
 #define __ASM_ARCH_HARDWARE_H__
 
 #define PCIBIOS_MIN_IO          0x00001000
-#define PCIBIOS_MIN_MEM         (cpu_is_ixp43x() ? 0x40000000 : 0x48000000)
+#ifdef CONFIG_IXP4XX_INDIRECT_PCI
+#define PCIBIOS_MIN_MEM         0x10000000 /* 1 GB of indirect PCI MMIO space */
+#define PCIBIOS_MAX_MEM         0x4FFFFFFF
+#else
+#define PCIBIOS_MIN_MEM         0x48000000 /* 64 MB of PCI MMIO space */
+#define PCIBIOS_MAX_MEM         0x4BFFFFFF
+#endif
 
 /*
  * We override the standard dma-mask routines for bouncing.