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/pxa3xx.c

@@ -30,7 +30,7 @@
 #include <mach/pxa3xx-regs.h>
 #include <mach/reset.h>
 #include <linux/platform_data/usb-ohci-pxa27x.h>
-#include <mach/pm.h>
+#include "pm.h"
 #include <mach/dma.h>
 #include <mach/smemc.h>
 #include <mach/irqs.h>