sound/soc/ux500/ux500_msp_dai.h

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