ARM: imx: include ulpi.h rather than mach/ulpi.h

Rename mach-imx/include/mach/ulpi.h to mach-imx/ulpi.h, and update
users to include ulpi.h rather than mach/ulpi.h.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/mach-imx/mach-mx31lite.c

@@ -40,12 +40,12 @@
 #include <asm/setup.h>
 
 #include <mach/hardware.h>
-#include <mach/ulpi.h>
 
 #include "board-mx31lite.h"
 #include "common.h"
 #include "devices-imx31.h"
 #include "iomux-mx3.h"
+#include "ulpi.h"
 
 /*
  * This file contains the module-specific initialization routines.