ARM: ep93xx: clean-up mach/io.h

Move ep93xx specifics in mach/io.h to ep93xx-regs.h.
Signed-off-by: NRob Herring <rob.herring@calxeda.com>
Acked-by: NHartley Sweeten <hsweeten@visionengravers.com>
Cc: Ryan Mallon <rmallon@gmail.com>

arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h

@@ -5,6 +5,15 @@
 #ifndef __ASM_ARCH_EP93XX_REGS_H
 #define __ASM_ARCH_EP93XX_REGS_H
 
+/*
+ * A typesafe __io() variation for variable initialisers
+ */
+#ifdef __ASSEMBLER__
+#define IOMEM(p)                p
+#else
+#define IOMEM(p)                ((void __iomem __force *)(p))
+#endif
+
 /*
  * EP93xx Physical Memory Map:
  *

arch/arm/mach-ep93xx/include/mach/io.h

@@ -10,13 +10,4 @@
 #define __io(p)			__typesafe_io(p)
 #define __mem_pci(p)		(p)
 
-/*
- * A typesafe __io() variation for variable initialisers
- */
-#ifdef __ASSEMBLER__
-#define IOMEM(p)		p
-#else
-#define IOMEM(p)		((void __iomem __force *)(p))
-#endif
-
 #endif /* __ASM_MACH_IO_H */