diff --git a/sound/soc/davinci/davinci-mcasp.h b/sound/soc/davinci/davinci-mcasp.h
new file mode 100644
index 0000000..36b7104
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+++ b/sound/soc/davinci/davinci-mcasp.h
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+/*
+ * ALSA SoC McASP Audio Layer for TI DAVINCI processor
+ *
+ * MCASP related definitions
+ *
+ * Author: Nirmal Pandey <n-pandey@ti.com>,
+ *         Suresh Rajashekara <suresh.r@ti.com>
+ *         Steve Chen <schen@.mvista.com>
+ *
+ * Copyright:   (C) 2009 MontaVista Software, Inc., <source@mvista.com>
+ * Copyright:   (C) 2009  Texas Instruments, India
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef DAVINCI_MCASP_H
+#define DAVINCI_MCASP_H
+
+#include <linux/io.h>
+#include <mach/asp.h>
+#include "davinci-pcm.h"
+
+extern struct snd_soc_dai davinci_mcasp_dai[];
+
+#define DAVINCI_MCASP_RATES	SNDRV_PCM_RATE_8000_96000
+#define DAVINCI_MCASP_I2S_DAI	0
+#define DAVINCI_MCASP_DIT_DAI	1
+
+enum {
+	DAVINCI_AUDIO_WORD_8 = 0,
+	DAVINCI_AUDIO_WORD_12,
+	DAVINCI_AUDIO_WORD_16,
+	DAVINCI_AUDIO_WORD_20,
+	DAVINCI_AUDIO_WORD_24,
+	DAVINCI_AUDIO_WORD_32,
+	DAVINCI_AUDIO_WORD_28,  /* This is only valid for McASP */
+};
+
+struct davinci_audio_dev {
+	void __iomem *base;
+	int sample_rate;
+	struct clk *clk;
+	struct davinci_pcm_dma_params *dma_params[2];
+	unsigned int codec_fmt;
+
+	/* McASP specific data */
+	int	tdm_slots;
+	u8	op_mode;
+	u8	num_serializer;
+	u8	*serial_dir;
+};
+
+#endif	/* DAVINCI_MCASP_H */