blob: 082a4bb36cff0496685dfa5cf5141afeb5fe6ef5 (
plain)
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
|
/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Ola Lilja ola.o.lilja@stericsson.com,
* Roger Nilsson roger.xr.nilsson@stericsson.com
* for ST-Ericsson.
*
* License terms:
*
* 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 UX500_msp_dai_H
#define UX500_msp_dai_H
#include <linux/types.h>
#include <linux/spinlock.h>
#define UX500_NBR_OF_DAI 3
#define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \
SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
#define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
#define UX500_MSP_INTERNAL_CLOCK_FREQ 40000000;
#define UX500_MSP_MIN_CHANNELS 1
#define UX500_MSP_MAX_CHANNELS 2
struct ux500_msp_dai_private_s {
spinlock_t lock;
struct i2s_device *i2s;
u8 rx_active;
u8 tx_active;
unsigned int fmt;
unsigned int rate;
};
extern struct snd_soc_dai ux500_msp_dai[UX500_NBR_OF_DAI];
int ux500_msp_dai_i2s_send_data(void *data, size_t bytes, int dai_idx);
int ux500_msp_dai_i2s_receive_data(void *data, size_t bytes, int dai_idx);
#endif
|
