video: mx3fb: remove unneeded mach/hardware.h inclusion

The inclusion of mach/hardware.h is not used by the driver at all.
Remove it.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: linux-fbdev@vger.kernel.org

drivers/video/mx3fb.c

@@ -29,7 +29,6 @@
 #include <linux/dma/ipu-dma.h>
 
 #include <linux/platform_data/dma-imx.h>
-#include <mach/hardware.h>
 #include <linux/platform_data/video-mx3fb.h>
 
 #include <asm/io.h>