diff --git a/arch/mips/au1000/Kconfig b/arch/mips/au1000/Kconfig
index 05d1354aad3a5dca791a46bd017de81a42ff68d8..1fe97cccead1f7b4d633eba2d273b41204cecd4e 100644
--- a/arch/mips/au1000/Kconfig
+++ b/arch/mips/au1000/Kconfig
@@ -7,7 +7,6 @@ config MIPS_MTX1
 	bool "4G Systems MTX-1 board"
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
-	select RESOURCES_64BIT if PCI
 	select SOC_AU1500
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
@@ -22,7 +21,6 @@ config MIPS_DB1000
 	select SOC_AU1000
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
 config MIPS_DB1100
@@ -44,7 +42,6 @@ config MIPS_DB1500
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
 	select MIPS_DISABLE_OBSOLETE_IDE
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_BIG_ENDIAN
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
@@ -54,7 +51,6 @@ config MIPS_DB1550
 	select HW_HAS_PCI
 	select DMA_NONCOHERENT
 	select MIPS_DISABLE_OBSOLETE_IDE
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
 config MIPS_MIRAGE
@@ -68,7 +64,6 @@ config MIPS_PB1000
 	select SOC_AU1000
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
-	select RESOURCES_64BIT if PCI
 	select SWAP_IO_SPACE
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
@@ -77,7 +72,6 @@ config MIPS_PB1100
 	select SOC_AU1100
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
-	select RESOURCES_64BIT if PCI
 	select SWAP_IO_SPACE
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
@@ -86,7 +80,6 @@ config MIPS_PB1200
 	select SOC_AU1200
 	select DMA_NONCOHERENT
 	select MIPS_DISABLE_OBSOLETE_IDE
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
 config MIPS_PB1500
@@ -94,7 +87,6 @@ config MIPS_PB1500
 	select SOC_AU1500
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
 config MIPS_PB1550
@@ -103,7 +95,6 @@ config MIPS_PB1550
 	select DMA_NONCOHERENT
 	select HW_HAS_PCI
 	select MIPS_DISABLE_OBSOLETE_IDE
-	select RESOURCES_64BIT if PCI
 	select SYS_SUPPORTS_LITTLE_ENDIAN
 
 config MIPS_XXS1500
diff --git a/arch/mips/au1000/common/pci.c b/arch/mips/au1000/common/pci.c
index 9be99a68932aca8c83d7aba6b548a1b161b4a531..6fa70a36a250aaf4eb8ab3b8482244daefedca9d 100644
--- a/arch/mips/au1000/common/pci.c
+++ b/arch/mips/au1000/common/pci.c
@@ -39,15 +39,15 @@
 
 /* TBD */
 static struct resource pci_io_resource = {
-	.start	= (resource_size_t)PCI_IO_START,
-	.end	= (resource_size_t)PCI_IO_END,
+	.start	= PCI_IO_START,
+	.end	= PCI_IO_END,
 	.name	= "PCI IO space",
 	.flags	= IORESOURCE_IO
 };
 
 static struct resource pci_mem_resource = {
-	.start	= (resource_size_t)PCI_MEM_START,
-	.end	= (resource_size_t)PCI_MEM_END,
+	.start	= PCI_MEM_START,
+	.end	= PCI_MEM_END,
 	.name	= "PCI memory space",
 	.flags	= IORESOURCE_MEM
 };
diff --git a/include/asm-mips/mach-au1x00/au1000.h b/include/asm-mips/mach-au1x00/au1000.h
index bf7701243d711637220f9b550aa1c72b1eb05628..cb18af98964573a8dbfd7441e45e7bea2ca27403 100644
--- a/include/asm-mips/mach-au1x00/au1000.h
+++ b/include/asm-mips/mach-au1x00/au1000.h
@@ -1680,10 +1680,11 @@ enum soc_au1200_ints {
 #define Au1500_PCI_MEM_START      0x440000000ULL
 #define Au1500_PCI_MEM_END        0x44FFFFFFFULL
 
-#define PCI_IO_START    (Au1500_PCI_IO_START + 0x1000)
-#define PCI_IO_END      (Au1500_PCI_IO_END)
-#define PCI_MEM_START   (Au1500_PCI_MEM_START)
-#define PCI_MEM_END     (Au1500_PCI_MEM_END)
+#define PCI_IO_START	0x00001000
+#define PCI_IO_END	0x000FFFFF
+#define PCI_MEM_START	0x40000000
+#define PCI_MEM_END	0x4FFFFFFF
+
 #define PCI_FIRST_DEVFN (0<<3)
 #define PCI_LAST_DEVFN  (19<<3)