1 files changed, 5 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index e2e98bbb641..2131832ee6b 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -346,6 +346,11 @@ void __init ixp4xx_pci_preinit(void)
 {
         unsigned long cpuid = read_cpuid_id();
 
+#ifdef CONFIG_IXP4XX_INDIRECT_PCI
+        pcibios_min_mem = 0x10000000; /* 1 GB of indirect PCI MMIO space */
+#else
+        pcibios_min_mem = 0x48000000; /* 64 MB of PCI MMIO space */
+#endif
         /*
          * Determine which PCI read method to use.
          * Rev 0 IXP425 requires workaround.