ALSA: sound/soc/pxa/tosa.c: removed duplicated include

Removed duplicated include <asm/arch/tosa.h> in
sound/soc/pxa/tosa.c.
Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/soc/pxa/tosa.c

@@ -33,7 +33,6 @@
 #include <asm/arch/pxa-regs.h>
 #include <asm/arch/hardware.h>
 #include <asm/arch/audio.h>
-#include <asm/arch/tosa.h>
 
 #include "../codecs/wm9712.h"
 #include "pxa2xx-pcm.h"