ARM: pxa: make more mach/*.h files local

Lots of header files are never included outside of a mach-pxa
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-pxa/mp900.c

@@ -22,7 +22,7 @@
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
-#include <mach/pxa25x.h>
+#include "pxa25x.h"
 #include "generic.h"
 
 static void isp116x_pfm_delay(struct device *dev, int delay)