ARM: w90x900: make headers more local

Some header files are never included outside of a mach-w90x900
directory and do not need to be made visible in include/mach,
so let's just move them all down one level.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/mach-w90x900/time.c

@@ -31,7 +31,7 @@
 #include <asm/mach/time.h>
 
 #include <mach/map.h>
-#include <mach/regs-timer.h>
+#include "regs-timer.h"
 
 #include "nuc9xx.h"