[ARM] 4755/1: [AT91] NAND update

Map the complete memory region (SZ_256M) as is done on the other AT91
processors.

The SMC_SMARTMEDIA bit should be set in the EBI controller to enable
the hardware NAND logic.
  (Patch from Sascha Erlacher)

Signed-off-by: Andrew Victor <linux@maxim.org.za>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index cebea41..a264726 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -376,7 +376,7 @@
 static struct resource nand_resources[] = {
 	{
 		.start	= NAND_BASE,
-		.end	= NAND_BASE + SZ_8M - 1,
+		.end	= NAND_BASE + SZ_256M - 1,
 		.flags	= IORESOURCE_MEM,
 	}
 };