LXR linux/sound/soc/ux500/ux500_msp

   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 * License terms:
  10 */
  11
  12#ifndef UX500_msp_dai_H
  13#define UX500_msp_dai_H
  14
  15#include <linux/types.h>
  16#include <linux/spinlock.h>
  17
  18#include "ux500_msp_i2s.h"
  19
  20#define UX500_NBR_OF_DAI        4
  21
  22#define UX500_I2S_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |   \
  23                        SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
  24
  25#define UX500_I2S_FORMATS (SNDRV_PCM_FMTBIT_S16_LE)
  26
  27#define FRAME_PER_SINGLE_SLOT_8_KHZ             31
  28#define FRAME_PER_SINGLE_SLOT_16_KHZ    124
  29#define FRAME_PER_SINGLE_SLOT_44_1_KHZ  63
  30#define FRAME_PER_SINGLE_SLOT_48_KHZ    49
  31#define FRAME_PER_2_SLOTS                               31
  32#define FRAME_PER_8_SLOTS                               138
  33#define FRAME_PER_16_SLOTS                              277
  34
  35#define UX500_MSP_INTERNAL_CLOCK_FREQ  40000000
  36#define UX500_MSP1_INTERNAL_CLOCK_FREQ UX500_MSP_INTERNAL_CLOCK_FREQ
  37
  38#define UX500_MSP_MIN_CHANNELS          1
  39#define UX500_MSP_MAX_CHANNELS          8
  40
  41#define PLAYBACK_CONFIGURED             1
  42#define CAPTURE_CONFIGURED              2
  43
  44enum ux500_msp_clock_id {
  45        UX500_MSP_MASTER_CLOCK,
  46};
  47
  48struct ux500_msp_i2s_drvdata {
  49        struct ux500_msp *msp;
  50        struct regulator *reg_vape;
  51        unsigned int fmt;
  52        unsigned int tx_mask;
  53        unsigned int rx_mask;
  54        int slots;
  55        int slot_width;
  56
  57        /* Clocks */
  58        unsigned int master_clk;
  59        struct clk *clk;
  60        struct clk *pclk;
  61
  62        /* Regulators */
  63        int vape_opp_constraint;
  64};
  65
  66int ux500_msp_dai_set_data_delay(struct snd_soc_dai *dai, int delay);
  67
  68#endif
  69