ARM: OMAP: Correcting the gpmc prefetch control register address

Correcting the GPMC_PREFETCH_CONTROL register address
Signed-off-by: NThara Gopinath <thara@ti.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/gpmc.c

@@ -42,7 +42,7 @@
 #define GPMC_STATUS		0x54
 #define GPMC_PREFETCH_CONFIG1	0x1e0
 #define GPMC_PREFETCH_CONFIG2	0x1e4
-#define GPMC_PREFETCH_CONTROL	0x1e8
+#define GPMC_PREFETCH_CONTROL	0x1ec
 #define GPMC_PREFETCH_STATUS	0x1f0
 #define GPMC_ECC_CONFIG		0x1f4
 #define GPMC_ECC_CONTROL	0x1f8