ASoC: mxs-saif: remove mach header inclusion

The header <mach/hardware.h> is not needed at all, and <mach/mxs.h> is
needed only for macros MXS_SET_ADDR and MXS_CLR_ADDR.  Define the macros
and remove the mach header inclusions.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/mxs/mxs-saif.c

@@ -33,11 +33,12 @@
 #include <sound/pcm_params.h>
 #include <sound/soc.h>
 #include <asm/mach-types.h>
-#include <mach/hardware.h>
-#include <mach/mxs.h>
 
 #include "mxs-saif.h"
 
+#define MXS_SET_ADDR	0x4
+#define MXS_CLR_ADDR	0x8
+
 static struct mxs_saif *mxs_saif[2];
 
 /*