ARM: OMAP: Remove __REG access for multi-omap

This does not play nicely with multi-omap as it cannot be replaced
by a function in io.c for omaps with different IO bases.
Signed-off-by: Tony Lindgren <tony@atomide.com>

include/asm-arm/arch-omap/io.h

@@ -183,35 +183,12 @@
 #define omap_writew(v,a)	(*(volatile unsigned short *)IO_ADDRESS(a) = (v))
 #define omap_writel(v,a)	(*(volatile unsigned int   *)IO_ADDRESS(a) = (v))
 
-/* 16 bit uses LDRH/STRH, base +/- offset_8 */
-typedef struct { volatile u16 offset[256]; } __regbase16;
-#define __REGV16(vaddr)		((__regbase16 *)((vaddr)&~0xff)) \
-					->offset[((vaddr)&0xff)>>1]
-#define __REG16(paddr)          __REGV16(io_p2v(paddr))
-
-/* 8/32 bit uses LDR/STR, base +/- offset_12 */
-typedef struct { volatile u8 offset[4096]; } __regbase8;
-#define __REGV8(vaddr)		((__regbase8  *)((vaddr)&~4095)) \
-					->offset[((vaddr)&4095)>>0]
-#define __REG8(paddr)		__REGV8(io_p2v(paddr))
-
-typedef struct { volatile u32 offset[4096]; } __regbase32;
-#define __REGV32(vaddr)		((__regbase32 *)((vaddr)&~4095)) \
-					->offset[((vaddr)&4095)>>2]
-#define __REG32(paddr)		__REGV32(io_p2v(paddr))
-
 extern void omap1_map_common_io(void);
 extern void omap1_init_common_hw(void);
 
 extern void omap2_map_common_io(void);
 extern void omap2_init_common_hw(void);
 
-#else
-
-#define __REG8(paddr)		io_p2v(paddr)
-#define __REG16(paddr)		io_p2v(paddr)
-#define __REG32(paddr)		io_p2v(paddr)
-
 #endif
 
 #endif