xref: /OK3568_Linux_fs/kernel/sound/soc/ux500/ux500_msp_dai.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) ST-Ericsson SA 2012
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Author: Ola Lilja <ola.o.lilja@stericsson.com>,
6*4882a593Smuzhiyun  *         Roger Nilsson <roger.xr.nilsson@stericsson.com>
7*4882a593Smuzhiyun  *         for ST-Ericsson.
8*4882a593Smuzhiyun  *
9*4882a593Smuzhiyun  * License terms:
10*4882a593Smuzhiyun  */
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun #ifndef UX500_msp_dai_H
13*4882a593Smuzhiyun #define UX500_msp_dai_H
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #include <linux/types.h>
16*4882a593Smuzhiyun #include <linux/spinlock.h>
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #include "ux500_msp_i2s.h"
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define UX500_NBR_OF_DAI	4
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |	\
23*4882a593Smuzhiyun 			SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #define FRAME_PER_SINGLE_SLOT_8_KHZ		31
28*4882a593Smuzhiyun #define FRAME_PER_SINGLE_SLOT_16_KHZ	124
29*4882a593Smuzhiyun #define FRAME_PER_SINGLE_SLOT_44_1_KHZ	63
30*4882a593Smuzhiyun #define FRAME_PER_SINGLE_SLOT_48_KHZ	49
31*4882a593Smuzhiyun #define FRAME_PER_2_SLOTS				31
32*4882a593Smuzhiyun #define FRAME_PER_8_SLOTS				138
33*4882a593Smuzhiyun #define FRAME_PER_16_SLOTS				277
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #define UX500_MSP_INTERNAL_CLOCK_FREQ  40000000
36*4882a593Smuzhiyun #define UX500_MSP1_INTERNAL_CLOCK_FREQ UX500_MSP_INTERNAL_CLOCK_FREQ
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun #define UX500_MSP_MIN_CHANNELS		1
39*4882a593Smuzhiyun #define UX500_MSP_MAX_CHANNELS		8
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun #define PLAYBACK_CONFIGURED		1
42*4882a593Smuzhiyun #define CAPTURE_CONFIGURED		2
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun enum ux500_msp_clock_id {
45*4882a593Smuzhiyun 	UX500_MSP_MASTER_CLOCK,
46*4882a593Smuzhiyun };
47*4882a593Smuzhiyun 
48*4882a593Smuzhiyun struct ux500_msp_i2s_drvdata {
49*4882a593Smuzhiyun 	struct ux500_msp *msp;
50*4882a593Smuzhiyun 	struct regulator *reg_vape;
51*4882a593Smuzhiyun 	unsigned int fmt;
52*4882a593Smuzhiyun 	unsigned int tx_mask;
53*4882a593Smuzhiyun 	unsigned int rx_mask;
54*4882a593Smuzhiyun 	int slots;
55*4882a593Smuzhiyun 	int slot_width;
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun 	/* Clocks */
58*4882a593Smuzhiyun 	unsigned int master_clk;
59*4882a593Smuzhiyun 	struct clk *clk;
60*4882a593Smuzhiyun 	struct clk *pclk;
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun 	/* Regulators */
63*4882a593Smuzhiyun 	int vape_opp_constraint;
64*4882a593Smuzhiyun };
65*4882a593Smuzhiyun 
66*4882a593Smuzhiyun int ux500_msp_dai_set_data_delay(struct snd_soc_dai *dai, int delay);
67*4882a593Smuzhiyun 
68*4882a593Smuzhiyun #endif
69