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/pxa2xx.c

@@ -17,7 +17,7 @@
 
 #include <mach/hardware.h>
 #include <mach/pxa2xx-regs.h>
-#include <mach/mfp-pxa25x.h>
+#include "mfp-pxa25x.h"
 #include <mach/reset.h>
 #include <linux/platform_data/irda-pxaficp.h>