diff --git a/include/asm-mips/mach-au1x00/au1000.h b/include/asm-mips/mach-au1x00/au1000.h
index 43beeaa77b107b1d364234d2de10a9356f04f3cc..58fca8a5a9a69361e4813abad7db7e841a2a878b 100644
--- a/include/asm-mips/mach-au1x00/au1000.h
+++ b/include/asm-mips/mach-au1x00/au1000.h
@@ -1665,12 +1665,12 @@ extern au1xxx_irq_map_t au1xxx_irq_map[];
  * addresses.  For PCI IO, it's simpler because we get to do the ioremap
  * ourselves and then adjust the device's resources.
  */
-#define Au1500_EXT_CFG            ((resource_size_t) 0x600000000ULL)
-#define Au1500_EXT_CFG_TYPE1      ((resource_size_t) 0x680000000ULL)
-#define Au1500_PCI_IO_START       ((resource_size_t) 0x500000000ULL)
-#define Au1500_PCI_IO_END         ((resource_size_t) 0x5000FFFFFULL)
-#define Au1500_PCI_MEM_START      ((resource_size_t) 0x440000000ULL)
-#define Au1500_PCI_MEM_END        ((resource_size_t) 0x44FFFFFFFULL)
+#define Au1500_EXT_CFG            0x600000000ULL
+#define Au1500_EXT_CFG_TYPE1      0x680000000ULL
+#define Au1500_PCI_IO_START       0x500000000ULL
+#define Au1500_PCI_IO_END         0x5000FFFFFULL
+#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)