#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
-#define IO_SPACE_LIMIT 0xffff
+#define IO_SPACE_LIMIT 0xffffffff
-#define __io(a) ((a))
-#define __mem_pci(a) ((unsigned long)(a))
-#define __mem_isa(a) ((unsigned long)(a))
+static inline void __iomem *__io(unsigned long addr)
+{
+ return (void __iomem *)addr;
+}
+#define __io(a) __io(a)
+#define __mem_pci(a) (a)
+#define __mem_isa(a) (a)
#endif