[ARM] 2945/1: ARM fortunet fails to build because of missing include

Patch from Vincent Sanders

When building the fortunet ARM platform it fails to compile because of
missing include.

Signed-off-by: Vincent Sanders <vince@arm.linux.org.uk>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c
index f83a597..3d88da0 100644
--- a/arch/arm/mach-clps711x/fortunet.c
+++ b/arch/arm/mach-clps711x/fortunet.c
@@ -31,6 +31,8 @@
 
 #include <asm/mach/arch.h>
 
+#include <asm/memory.h>
+
 #include "common.h"
 
 struct meminfo memmap = {