aboutsummaryrefslogtreecommitdiffstats
blob: 38a205ea338d16e779635234a7328ea72690b342 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
/*
 * 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 <linux/platform_data/davinci_asp.h>

#include "davinci-pcm.h"

#define DAVINCI_MCASP_RATES	SNDRV_PCM_RATE_8000_192000
#define DAVINCI_MCASP_I2S_DAI	0
#define DAVINCI_MCASP_DIT_DAI	1

struct davinci_audio_dev {
	void *dma_params[2];
	void __iomem *base;
	struct device *dev;

	/* McASP specific data */
	int	tdm_slots;
	u8	op_mode;
	u8	num_serializer;
	u8	*serial_dir;
	u32	tx_dismod;
	u32	rx_dismod;
	u8	version;
	u16	bclk_lrclk_ratio;
	unsigned int channels;
	unsigned int sample_bits;

	/* McASP FIFO related */
	u8	txnumevt;
	u8	rxnumevt;
};

#endif	/* DAVINCI_MCASP_H */