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[cris-mirror.git] / sound / soc / ux500 / ux500_msp_dai.h
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1 /*
2 * Copyright (C) ST-Ericsson SA 2012
4 * Author: Ola Lilja <ola.o.lilja@stericsson.com>,
5 * Roger Nilsson <roger.xr.nilsson@stericsson.com>
6 * for ST-Ericsson.
8 * License terms:
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License version 2 as published
12 * by the Free Software Foundation.
15 #ifndef UX500_msp_dai_H
16 #define UX500_msp_dai_H
18 #include <linux/types.h>
19 #include <linux/spinlock.h>
21 #include "ux500_msp_i2s.h"
23 #define UX500_NBR_OF_DAI 4
25 #define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 | \
26 SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
28 #define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
30 #define FRAME_PER_SINGLE_SLOT_8_KHZ 31
31 #define FRAME_PER_SINGLE_SLOT_16_KHZ 124
32 #define FRAME_PER_SINGLE_SLOT_44_1_KHZ 63
33 #define FRAME_PER_SINGLE_SLOT_48_KHZ 49
34 #define FRAME_PER_2_SLOTS 31
35 #define FRAME_PER_8_SLOTS 138
36 #define FRAME_PER_16_SLOTS 277
38 #ifndef CONFIG_SND_SOC_UX500_AB5500
39 #define UX500_MSP_INTERNAL_CLOCK_FREQ 40000000
40 #define UX500_MSP1_INTERNAL_CLOCK_FREQ UX500_MSP_INTERNAL_CLOCK_FREQ
41 #else
42 #define UX500_MSP_INTERNAL_CLOCK_FREQ 13000000
43 #define UX500_MSP1_INTERNAL_CLOCK_FREQ (UX500_MSP_INTERNAL_CLOCK_FREQ * 2)
44 #endif
46 #define UX500_MSP_MIN_CHANNELS 1
47 #define UX500_MSP_MAX_CHANNELS 8
49 #define PLAYBACK_CONFIGURED 1
50 #define CAPTURE_CONFIGURED 2
52 enum ux500_msp_clock_id {
53 UX500_MSP_MASTER_CLOCK,
56 struct ux500_msp_i2s_drvdata {
57 struct ux500_msp *msp;
58 struct regulator *reg_vape;
59 struct ux500_msp_dma_params playback_dma_data;
60 struct ux500_msp_dma_params capture_dma_data;
61 unsigned int fmt;
62 unsigned int tx_mask;
63 unsigned int rx_mask;
64 int slots;
65 int slot_width;
66 u8 configured;
67 int data_delay;
69 /* Clocks */
70 unsigned int master_clk;
71 struct clk *clk;
72 struct clk *pclk;
74 /* Regulators */
75 int vape_opp_constraint;
78 int ux500_msp_dai_set_data_delay(struct snd_soc_dai *dai, int delay);
80 #endif