sound/soc/codecs/da7213.c

   1 /*
   2  * DA7213 ALSA SoC Codec Driver
   3  *
   4  * Copyright (c) 2013 Dialog Semiconductor
   5  *
   6  * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   7  * Based on DA9055 ALSA SoC codec driver.
   8  *
   9  * This program is free software; you can redistribute  it and/or modify it
  10  * under  the terms of  the GNU General  Public License as published by the
  11  * Free Software Foundation;  either version 2 of the  License, or (at your
  12  * option) any later version.
  13  */
  14
  15 #include <linux/delay.h>
  16 #include <linux/i2c.h>
  17 #include <linux/regmap.h>
  18 #include <linux/slab.h>
  19 #include <linux/module.h>
  20 #include <sound/pcm.h>
  21 #include <sound/pcm_params.h>
  22 #include <sound/soc.h>
  23 #include <sound/initval.h>
  24 #include <sound/tlv.h>
  25
  26 #include <sound/da7213.h>
  27 #include "da7213.h"
  28
  29
  30 /* Gain and Volume */
  31 static const unsigned int aux_vol_tlv[] = {
  32         TLV_DB_RANGE_HEAD(2),
  33         /* -54dB */
  34         0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
  35         /* -52.5dB to 15dB */
  36         0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
  37 };
  38
  39 static const unsigned int digital_gain_tlv[] = {
  40         TLV_DB_RANGE_HEAD(2),
  41         0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  42         /* -78dB to 12dB */
  43         0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
  44 };
  45
  46 static const unsigned int alc_analog_gain_tlv[] = {
  47         TLV_DB_RANGE_HEAD(2),
  48         0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  49         /* 0dB to 36dB */
  50         0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
  51 };
  52
  53 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
  54 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
  55 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
  56 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
  57 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
  58 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
  59 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
  60
  61 /* ADC and DAC voice mode (8kHz) high pass cutoff value */
  62 static const char * const da7213_voice_hpf_corner_txt[] = {
  63         "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
  64 };
  65
  66 static const struct soc_enum da7213_dac_voice_hpf_corner =
  67         SOC_ENUM_SINGLE(DA7213_DAC_FILTERS1, DA7213_VOICE_HPF_CORNER_SHIFT,
  68                         DA7213_VOICE_HPF_CORNER_MAX,
  69                         da7213_voice_hpf_corner_txt);
  70
  71 static const struct soc_enum da7213_adc_voice_hpf_corner =
  72         SOC_ENUM_SINGLE(DA7213_ADC_FILTERS1, DA7213_VOICE_HPF_CORNER_SHIFT,
  73                         DA7213_VOICE_HPF_CORNER_MAX,
  74                         da7213_voice_hpf_corner_txt);
  75
  76 /* ADC and DAC high pass filter cutoff value */
  77 static const char * const da7213_audio_hpf_corner_txt[] = {
  78         "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
  79 };
  80
  81 static const struct soc_enum da7213_dac_audio_hpf_corner =
  82         SOC_ENUM_SINGLE(DA7213_DAC_FILTERS1, DA7213_AUDIO_HPF_CORNER_SHIFT,
  83                         DA7213_AUDIO_HPF_CORNER_MAX,
  84                         da7213_audio_hpf_corner_txt);
  85
  86 static const struct soc_enum da7213_adc_audio_hpf_corner =
  87         SOC_ENUM_SINGLE(DA7213_ADC_FILTERS1, DA7213_AUDIO_HPF_CORNER_SHIFT,
  88                         DA7213_AUDIO_HPF_CORNER_MAX,
  89                         da7213_audio_hpf_corner_txt);
  90
  91 /* Gain ramping rate value */
  92 static const char * const da7213_gain_ramp_rate_txt[] = {
  93         "nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
  94         "nominal rate / 32"
  95 };
  96
  97 static const struct soc_enum da7213_gain_ramp_rate =
  98         SOC_ENUM_SINGLE(DA7213_GAIN_RAMP_CTRL, DA7213_GAIN_RAMP_RATE_SHIFT,
  99                         DA7213_GAIN_RAMP_RATE_MAX, da7213_gain_ramp_rate_txt);
 100
 101 /* DAC noise gate setup time value */
 102 static const char * const da7213_dac_ng_setup_time_txt[] = {
 103         "256 samples", "512 samples", "1024 samples", "2048 samples"
 104 };
 105
 106 static const struct soc_enum da7213_dac_ng_setup_time =
 107         SOC_ENUM_SINGLE(DA7213_DAC_NG_SETUP_TIME,
 108                         DA7213_DAC_NG_SETUP_TIME_SHIFT,
 109                         DA7213_DAC_NG_SETUP_TIME_MAX,
 110                         da7213_dac_ng_setup_time_txt);
 111
 112 /* DAC noise gate rampup rate value */
 113 static const char * const da7213_dac_ng_rampup_txt[] = {
 114         "0.02 ms/dB", "0.16 ms/dB"
 115 };
 116
 117 static const struct soc_enum da7213_dac_ng_rampup_rate =
 118         SOC_ENUM_SINGLE(DA7213_DAC_NG_SETUP_TIME,
 119                         DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
 120                         DA7213_DAC_NG_RAMP_RATE_MAX,
 121                         da7213_dac_ng_rampup_txt);
 122
 123 /* DAC noise gate rampdown rate value */
 124 static const char * const da7213_dac_ng_rampdown_txt[] = {
 125         "0.64 ms/dB", "20.48 ms/dB"
 126 };
 127
 128 static const struct soc_enum da7213_dac_ng_rampdown_rate =
 129         SOC_ENUM_SINGLE(DA7213_DAC_NG_SETUP_TIME,
 130                         DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
 131                         DA7213_DAC_NG_RAMP_RATE_MAX,
 132                         da7213_dac_ng_rampdown_txt);
 133
 134 /* DAC soft mute rate value */
 135 static const char * const da7213_dac_soft_mute_rate_txt[] = {
 136         "1", "2", "4", "8", "16", "32", "64"
 137 };
 138
 139 static const struct soc_enum da7213_dac_soft_mute_rate =
 140         SOC_ENUM_SINGLE(DA7213_DAC_FILTERS5, DA7213_DAC_SOFTMUTE_RATE_SHIFT,
 141                         DA7213_DAC_SOFTMUTE_RATE_MAX,
 142                         da7213_dac_soft_mute_rate_txt);
 143
 144 /* ALC Attack Rate select */
 145 static const char * const da7213_alc_attack_rate_txt[] = {
 146         "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
 147         "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 148 };
 149
 150 static const struct soc_enum da7213_alc_attack_rate =
 151         SOC_ENUM_SINGLE(DA7213_ALC_CTRL2, DA7213_ALC_ATTACK_SHIFT,
 152                         DA7213_ALC_ATTACK_MAX, da7213_alc_attack_rate_txt);
 153
 154 /* ALC Release Rate select */
 155 static const char * const da7213_alc_release_rate_txt[] = {
 156         "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
 157         "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 158 };
 159
 160 static const struct soc_enum da7213_alc_release_rate =
 161         SOC_ENUM_SINGLE(DA7213_ALC_CTRL2, DA7213_ALC_RELEASE_SHIFT,
 162                         DA7213_ALC_RELEASE_MAX, da7213_alc_release_rate_txt);
 163
 164 /* ALC Hold Time select */
 165 static const char * const da7213_alc_hold_time_txt[] = {
 166         "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
 167         "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
 168         "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
 169 };
 170
 171 static const struct soc_enum da7213_alc_hold_time =
 172         SOC_ENUM_SINGLE(DA7213_ALC_CTRL3, DA7213_ALC_HOLD_SHIFT,
 173                         DA7213_ALC_HOLD_MAX, da7213_alc_hold_time_txt);
 174
 175 /* ALC Input Signal Tracking rate select */
 176 static const char * const da7213_alc_integ_rate_txt[] = {
 177         "1/4", "1/16", "1/256", "1/65536"
 178 };
 179
 180 static const struct soc_enum da7213_alc_integ_attack_rate =
 181         SOC_ENUM_SINGLE(DA7213_ALC_CTRL3, DA7213_ALC_INTEG_ATTACK_SHIFT,
 182                         DA7213_ALC_INTEG_MAX, da7213_alc_integ_rate_txt);
 183
 184 static const struct soc_enum da7213_alc_integ_release_rate =
 185         SOC_ENUM_SINGLE(DA7213_ALC_CTRL3, DA7213_ALC_INTEG_RELEASE_SHIFT,
 186                         DA7213_ALC_INTEG_MAX, da7213_alc_integ_rate_txt);
 187
 188
 189 /*
 190  * Control Functions
 191  */
 192
 193 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val)
 194 {
 195         int mid_data, top_data;
 196         int sum = 0;
 197         u8 iteration;
 198
 199         for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
 200              iteration++) {
 201                 /* Select the left or right channel and capture data */
 202                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
 203
 204                 /* Select middle 8 bits for read back from data register */
 205                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
 206                               reg_val | DA7213_ALC_DATA_MIDDLE);
 207                 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
 208
 209                 /* Select top 8 bits for read back from data register */
 210                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
 211                               reg_val | DA7213_ALC_DATA_TOP);
 212                 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
 213
 214                 sum += ((mid_data << 8) | (top_data << 16));
 215         }
 216
 217         return sum / DA7213_ALC_AVG_ITERATIONS;
 218 }
 219
 220 static void da7213_alc_calib_man(struct snd_soc_codec *codec)
 221 {
 222         u8 reg_val;
 223         int avg_left_data, avg_right_data, offset_l, offset_r;
 224
 225         /* Calculate average for Left and Right data */
 226         /* Left Data */
 227         avg_left_data = da7213_get_alc_data(codec,
 228                         DA7213_ALC_CIC_OP_CHANNEL_LEFT);
 229         /* Right Data */
 230         avg_right_data = da7213_get_alc_data(codec,
 231                          DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
 232
 233         /* Calculate DC offset */
 234         offset_l = -avg_left_data;
 235         offset_r = -avg_right_data;
 236
 237         reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
 238         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
 239         reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
 240         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
 241
 242         reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
 243         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
 244         reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
 245         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
 246
 247         /* Enable analog/digital gain mode & offset cancellation */
 248         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 249                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 250                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 251 }
 252
 253 static void da7213_alc_calib_auto(struct snd_soc_codec *codec)
 254 {
 255         u8 alc_ctrl1;
 256
 257         /* Begin auto calibration and wait for completion */
 258         snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
 259                             DA7213_ALC_AUTO_CALIB_EN);
 260         do {
 261                 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1);
 262         } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
 263
 264         /* If auto calibration fails, fall back to digital gain only mode */
 265         if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
 266                 dev_warn(codec->dev,
 267                          "ALC auto calibration failed with overflow\n");
 268                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 269                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 270                                     0);
 271         } else {
 272                 /* Enable analog/digital gain mode & offset cancellation */
 273                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 274                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 275                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 276         }
 277
 278 }
 279
 280 static void da7213_alc_calib(struct snd_soc_codec *codec)
 281 {
 282         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 283         u8 adc_l_ctrl, adc_r_ctrl;
 284         u8 mixin_l_sel, mixin_r_sel;
 285         u8 mic_1_ctrl, mic_2_ctrl;
 286
 287         /* Save current values from ADC control registers */
 288         adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL);
 289         adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL);
 290
 291         /* Save current values from MIXIN_L/R_SELECT registers */
 292         mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT);
 293         mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT);
 294
 295         /* Save current values from MIC control registers */
 296         mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL);
 297         mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL);
 298
 299         /* Enable ADC Left and Right */
 300         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
 301                             DA7213_ADC_EN);
 302         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
 303                             DA7213_ADC_EN);
 304
 305         /* Enable MIC paths */
 306         snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT,
 307                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 308                             DA7213_MIXIN_L_MIX_SELECT_MIC_2,
 309                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 310                             DA7213_MIXIN_L_MIX_SELECT_MIC_2);
 311         snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT,
 312                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 313                             DA7213_MIXIN_R_MIX_SELECT_MIC_1,
 314                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 315                             DA7213_MIXIN_R_MIX_SELECT_MIC_1);
 316
 317         /* Mute MIC PGAs */
 318         snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
 319                             DA7213_MUTE_EN);
 320         snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
 321                             DA7213_MUTE_EN);
 322
 323         /* Perform calibration */
 324         if (da7213->alc_calib_auto)
 325                 da7213_alc_calib_auto(codec);
 326         else
 327                 da7213_alc_calib_man(codec);
 328
 329         /* Restore MIXIN_L/R_SELECT registers to their original states */
 330         snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel);
 331         snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel);
 332
 333         /* Restore ADC control registers to their original states */
 334         snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl);
 335         snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl);
 336
 337         /* Restore original values of MIC control registers */
 338         snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl);
 339         snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl);
 340 }
 341
 342 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
 343                                 struct snd_ctl_elem_value *ucontrol)
 344 {
 345         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 346         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 347         int ret;
 348
 349         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 350
 351         /* If ALC in operation, make sure calibrated offsets are updated */
 352         if ((!ret) && (da7213->alc_en))
 353                 da7213_alc_calib(codec);
 354
 355         return ret;
 356 }
 357
 358 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
 359                             struct snd_ctl_elem_value *ucontrol)
 360 {
 361         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 362         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 363
 364         /* Force ALC offset calibration if enabling ALC */
 365         if (ucontrol->value.integer.value[0] ||
 366             ucontrol->value.integer.value[1]) {
 367                 if (!da7213->alc_en) {
 368                         da7213_alc_calib(codec);
 369                         da7213->alc_en = true;
 370                 }
 371         } else {
 372                 da7213->alc_en = false;
 373         }
 374
 375         return snd_soc_put_volsw(kcontrol, ucontrol);
 376 }
 377
 378
 379 /*
 380  * KControls
 381  */
 382
 383 static const struct snd_kcontrol_new da7213_snd_controls[] = {
 384
 385         /* Volume controls */
 386         SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
 387                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 388                        DA7213_NO_INVERT, mic_vol_tlv),
 389         SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
 390                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 391                        DA7213_NO_INVERT, mic_vol_tlv),
 392         SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
 393                          DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
 394                          DA7213_NO_INVERT, aux_vol_tlv),
 395         SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
 396                              DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
 397                              DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
 398                              snd_soc_get_volsw_2r, da7213_put_mixin_gain,
 399                              mixin_gain_tlv),
 400         SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
 401                          DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
 402                          DA7213_NO_INVERT, digital_gain_tlv),
 403         SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
 404                          DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
 405                          DA7213_NO_INVERT, digital_gain_tlv),
 406         SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
 407                          DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
 408                          DA7213_NO_INVERT, hp_vol_tlv),
 409         SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
 410                        DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
 411                        DA7213_NO_INVERT, lineout_vol_tlv),
 412
 413         /* DAC Equalizer controls */
 414         SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
 415                    DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
 416         SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
 417                        DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 418                        DA7213_NO_INVERT, eq_gain_tlv),
 419         SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
 420                        DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 421                        DA7213_NO_INVERT, eq_gain_tlv),
 422         SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
 423                        DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 424                        DA7213_NO_INVERT, eq_gain_tlv),
 425         SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
 426                        DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 427                        DA7213_NO_INVERT, eq_gain_tlv),
 428         SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
 429                        DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 430                        DA7213_NO_INVERT, eq_gain_tlv),
 431
 432         /* High Pass Filter and Voice Mode controls */
 433         SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
 434                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 435         SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
 436         SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
 437                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 438                    DA7213_NO_INVERT),
 439         SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
 440
 441         SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
 442                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 443         SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
 444         SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
 445                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 446                    DA7213_NO_INVERT),
 447         SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
 448
 449         /* Mute controls */
 450         SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
 451                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 452         SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
 453                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 454         SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 455                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 456         SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
 457                      DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
 458                      DA7213_MUTE_EN_MAX, DA7213_INVERT),
 459         SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
 460                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 461         SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 462                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 463         SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
 464                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 465         SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
 466                    DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
 467                    DA7213_NO_INVERT),
 468         SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
 469
 470         /* Zero Cross controls */
 471         SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 472                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 473         SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
 474                      DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
 475                      DA7213_NO_INVERT),
 476         SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 477                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 478
 479         /* Gain Ramping controls */
 480         SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
 481                      DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 482                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 483         SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
 484                      DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 485                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 486         SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
 487                      DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 488                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 489         SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
 490                      DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 491                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 492         SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
 493                      DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 494                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 495         SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
 496                    DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
 497                    DA7213_NO_INVERT),
 498         SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
 499
 500         /* DAC Noise Gate controls */
 501         SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
 502                    DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
 503         SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
 504         SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
 505         SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
 506         SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
 507                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 508                    DA7213_NO_INVERT),
 509         SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
 510                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 511                    DA7213_NO_INVERT),
 512
 513         /* DAC Routing & Inversion */
 514         SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
 515                    DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
 516                    DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
 517         SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
 518                    DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
 519                    DA7213_NO_INVERT),
 520
 521         /* DMIC controls */
 522         SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
 523                      DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
 524                      DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
 525
 526         /* ALC Controls */
 527         SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
 528                        DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
 529                        DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
 530         SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
 531         SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
 532         SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
 533         /*
 534          * Rate at which input signal envelope is tracked as the signal gets
 535          * larger
 536          */
 537         SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
 538         /*
 539          * Rate at which input signal envelope is tracked as the signal gets
 540          * smaller
 541          */
 542         SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
 543         SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
 544                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 545                        DA7213_INVERT, alc_threshold_tlv),
 546         SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
 547                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 548                        DA7213_INVERT, alc_threshold_tlv),
 549         SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
 550                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 551                        DA7213_INVERT, alc_threshold_tlv),
 552         SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
 553                        DA7213_ALC_ATTEN_MAX_SHIFT,
 554                        DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
 555                        alc_gain_tlv),
 556         SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
 557                        DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
 558                        DA7213_NO_INVERT, alc_gain_tlv),
 559         SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 560                        DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 561                        DA7213_NO_INVERT, alc_analog_gain_tlv),
 562         SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 563                        DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 564                        DA7213_NO_INVERT, alc_analog_gain_tlv),
 565         SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
 566                    DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
 567                    DA7213_NO_INVERT),
 568         SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
 569                    DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
 570                    DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
 571 };
 572
 573
 574 /*
 575  * DAPM
 576  */
 577
 578 /*
 579  * Enums
 580  */
 581
 582 /* MIC PGA source select */
 583 static const char * const da7213_mic_amp_in_sel_txt[] = {
 584         "Differential", "MIC_P", "MIC_N"
 585 };
 586
 587 static const struct soc_enum da7213_mic_1_amp_in_sel =
 588         SOC_ENUM_SINGLE(DA7213_MIC_1_CTRL, DA7213_MIC_AMP_IN_SEL_SHIFT,
 589                         DA7213_MIC_AMP_IN_SEL_MAX, da7213_mic_amp_in_sel_txt);
 590 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
 591         SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
 592
 593 static const struct soc_enum da7213_mic_2_amp_in_sel =
 594         SOC_ENUM_SINGLE(DA7213_MIC_2_CTRL, DA7213_MIC_AMP_IN_SEL_SHIFT,
 595                         DA7213_MIC_AMP_IN_SEL_MAX, da7213_mic_amp_in_sel_txt);
 596 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
 597         SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
 598
 599 /* DAI routing select */
 600 static const char * const da7213_dai_src_txt[] = {
 601         "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
 602 };
 603
 604 static const struct soc_enum da7213_dai_l_src =
 605         SOC_ENUM_SINGLE(DA7213_DIG_ROUTING_DAI, DA7213_DAI_L_SRC_SHIFT,
 606                         DA7213_DAI_SRC_MAX, da7213_dai_src_txt);
 607 static const struct snd_kcontrol_new da7213_dai_l_src_mux =
 608         SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
 609
 610 static const struct soc_enum da7213_dai_r_src =
 611         SOC_ENUM_SINGLE(DA7213_DIG_ROUTING_DAI, DA7213_DAI_R_SRC_SHIFT,
 612                         DA7213_DAI_SRC_MAX, da7213_dai_src_txt);
 613 static const struct snd_kcontrol_new da7213_dai_r_src_mux =
 614         SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
 615
 616 /* DAC routing select */
 617 static const char * const da7213_dac_src_txt[] = {
 618         "ADC Output Left", "ADC Output Right", "DAI Input Left",
 619         "DAI Input Right"
 620 };
 621
 622 static const struct soc_enum da7213_dac_l_src =
 623         SOC_ENUM_SINGLE(DA7213_DIG_ROUTING_DAC, DA7213_DAC_L_SRC_SHIFT,
 624                         DA7213_DAC_SRC_MAX, da7213_dac_src_txt);
 625 static const struct snd_kcontrol_new da7213_dac_l_src_mux =
 626         SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
 627
 628 static const struct soc_enum da7213_dac_r_src =
 629         SOC_ENUM_SINGLE(DA7213_DIG_ROUTING_DAC, DA7213_DAC_R_SRC_SHIFT,
 630                         DA7213_DAC_SRC_MAX, da7213_dac_src_txt);
 631 static const struct snd_kcontrol_new da7213_dac_r_src_mux =
 632         SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
 633
 634 /*
 635  * Mixer Controls
 636  */
 637
 638 /* Mixin Left */
 639 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
 640         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
 641                         DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
 642                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 643         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
 644                         DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
 645                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 646         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
 647                         DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
 648                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 649         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
 650                         DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
 651                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 652 };
 653
 654 /* Mixin Right */
 655 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
 656         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
 657                         DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
 658                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 659         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
 660                         DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
 661                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 662         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
 663                         DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
 664                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 665         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
 666                         DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
 667                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 668 };
 669
 670 /* Mixout Left */
 671 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
 672         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
 673                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
 674                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 675         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
 676                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
 677                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 678         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
 679                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
 680                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 681         SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
 682                         DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
 683                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 684         SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 685                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
 686                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 687         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 688                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 689                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 690         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
 691                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 692                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 693 };
 694
 695 /* Mixout Right */
 696 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
 697         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
 698                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
 699                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 700         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
 701                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
 702                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 703         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
 704                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
 705                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 706         SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
 707                         DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
 708                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 709         SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 710                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
 711                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 712         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 713                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 714                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 715         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
 716                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 717                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 718 };
 719
 720
 721 /*
 722  * DAPM widgets
 723  */
 724
 725 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
 726         /*
 727          * Input & Output
 728          */
 729
 730         /* Use a supply here as this controls both input & output DAIs */
 731         SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
 732                             DA7213_NO_INVERT, NULL, 0),
 733
 734         /*
 735          * Input
 736          */
 737
 738         /* Input Lines */
 739         SND_SOC_DAPM_INPUT("MIC1"),
 740         SND_SOC_DAPM_INPUT("MIC2"),
 741         SND_SOC_DAPM_INPUT("AUXL"),
 742         SND_SOC_DAPM_INPUT("AUXR"),
 743
 744         /* MUXs for Mic PGA source selection */
 745         SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 746                          &da7213_mic_1_amp_in_sel_mux),
 747         SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 748                          &da7213_mic_2_amp_in_sel_mux),
 749
 750         /* Input PGAs */
 751         SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
 752                          DA7213_NO_INVERT, NULL, 0),
 753         SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
 754                          DA7213_NO_INVERT, NULL, 0),
 755         SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
 756                          DA7213_NO_INVERT, NULL, 0),
 757         SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
 758                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 759         SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
 760                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 761         SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
 762                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 763
 764         /* Mic Biases */
 765         SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
 766                             DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
 767                             NULL, 0),
 768         SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
 769                             DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
 770                             NULL, 0),
 771
 772         /* Input Mixers */
 773         SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
 774                            &da7213_dapm_mixinl_controls[0],
 775                            ARRAY_SIZE(da7213_dapm_mixinl_controls)),
 776         SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
 777                            &da7213_dapm_mixinr_controls[0],
 778                            ARRAY_SIZE(da7213_dapm_mixinr_controls)),
 779
 780         /* ADCs */
 781         SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
 782                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 783         SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
 784                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 785
 786         /* DAI */
 787         SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
 788                          &da7213_dai_l_src_mux),
 789         SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
 790                          &da7213_dai_r_src_mux),
 791         SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
 792         SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
 793
 794         /*
 795          * Output
 796          */
 797
 798         /* DAI */
 799         SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
 800         SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
 801         SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
 802                          &da7213_dac_l_src_mux),
 803         SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
 804                          &da7213_dac_r_src_mux),
 805
 806         /* DACs */
 807         SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
 808                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 809         SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
 810                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 811
 812         /* Output Mixers */
 813         SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
 814                            &da7213_dapm_mixoutl_controls[0],
 815                            ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
 816         SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
 817                            &da7213_dapm_mixoutr_controls[0],
 818                            ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
 819
 820         /* Output PGAs */
 821         SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
 822                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 823         SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
 824                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 825         SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
 826                          DA7213_NO_INVERT, NULL, 0),
 827         SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
 828                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 829         SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
 830                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 831
 832         /* Charge Pump */
 833         SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
 834                             DA7213_NO_INVERT, NULL, 0),
 835
 836         /* Output Lines */
 837         SND_SOC_DAPM_OUTPUT("HPL"),
 838         SND_SOC_DAPM_OUTPUT("HPR"),
 839         SND_SOC_DAPM_OUTPUT("LINE"),
 840 };
 841
 842
 843 /*
 844  * DAPM audio route definition
 845  */
 846
 847 static const struct snd_soc_dapm_route da7213_audio_map[] = {
 848         /* Dest       Connecting Widget    source */
 849
 850         /* Input path */
 851         {"MIC1", NULL, "Mic Bias 1"},
 852         {"MIC2", NULL, "Mic Bias 2"},
 853
 854         {"Mic 1 Amp Source MUX", "Differential", "MIC1"},
 855         {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
 856         {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
 857
 858         {"Mic 2 Amp Source MUX", "Differential", "MIC2"},
 859         {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
 860         {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
 861
 862         {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
 863         {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
 864
 865         {"Aux Left PGA", NULL, "AUXL"},
 866         {"Aux Right PGA", NULL, "AUXR"},
 867
 868         {"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
 869         {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
 870         {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
 871         {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
 872
 873         {"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
 874         {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
 875         {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
 876         {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
 877
 878         {"Mixin Left PGA", NULL, "Mixin Left"},
 879         {"ADC Left", NULL, "Mixin Left PGA"},
 880
 881         {"Mixin Right PGA", NULL, "Mixin Right"},
 882         {"ADC Right", NULL, "Mixin Right PGA"},
 883
 884         {"DAI Left Source MUX", "ADC Left", "ADC Left"},
 885         {"DAI Left Source MUX", "ADC Right", "ADC Right"},
 886         {"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
 887         {"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
 888
 889         {"DAI Right Source MUX", "ADC Left", "ADC Left"},
 890         {"DAI Right Source MUX", "ADC Right", "ADC Right"},
 891         {"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
 892         {"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
 893
 894         {"DAIOUTL", NULL, "DAI Left Source MUX"},
 895         {"DAIOUTR", NULL, "DAI Right Source MUX"},
 896
 897         {"DAIOUTL", NULL, "DAI"},
 898         {"DAIOUTR", NULL, "DAI"},
 899
 900         /* Output path */
 901         {"DAIINL", NULL, "DAI"},
 902         {"DAIINR", NULL, "DAI"},
 903
 904         {"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
 905         {"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
 906         {"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
 907         {"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
 908
 909         {"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
 910         {"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
 911         {"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
 912         {"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
 913
 914         {"DAC Left", NULL, "DAC Left Source MUX"},
 915         {"DAC Right", NULL, "DAC Right Source MUX"},
 916
 917         {"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
 918         {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
 919         {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
 920         {"Mixout Left", "DAC Left Switch", "DAC Left"},
 921         {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
 922         {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
 923         {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
 924
 925         {"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
 926         {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
 927         {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
 928         {"Mixout Right", "DAC Right Switch", "DAC Right"},
 929         {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
 930         {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
 931         {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
 932
 933         {"Mixout Left PGA", NULL, "Mixout Left"},
 934         {"Mixout Right PGA", NULL, "Mixout Right"},
 935
 936         {"Headphone Left PGA", NULL, "Mixout Left PGA"},
 937         {"Headphone Left PGA", NULL, "Charge Pump"},
 938         {"HPL", NULL, "Headphone Left PGA"},
 939
 940         {"Headphone Right PGA", NULL, "Mixout Right PGA"},
 941         {"Headphone Right PGA", NULL, "Charge Pump"},
 942         {"HPR", NULL, "Headphone Right PGA"},
 943
 944         {"Lineout PGA", NULL, "Mixout Right PGA"},
 945         {"LINE", NULL, "Lineout PGA"},
 946 };
 947
 948 static struct reg_default da7213_reg_defaults[] = {
 949         { DA7213_DIG_ROUTING_DAI, 0x10 },
 950         { DA7213_SR, 0x0A },
 951         { DA7213_REFERENCES, 0x80 },
 952         { DA7213_PLL_FRAC_TOP, 0x00 },
 953         { DA7213_PLL_FRAC_BOT, 0x00 },
 954         { DA7213_PLL_INTEGER, 0x20 },
 955         { DA7213_PLL_CTRL, 0x0C },
 956         { DA7213_DAI_CLK_MODE, 0x01 },
 957         { DA7213_DAI_CTRL, 0x08 },
 958         { DA7213_DIG_ROUTING_DAC, 0x32 },
 959         { DA7213_AUX_L_GAIN, 0x35 },
 960         { DA7213_AUX_R_GAIN, 0x35 },
 961         { DA7213_MIXIN_L_SELECT, 0x00 },
 962         { DA7213_MIXIN_R_SELECT, 0x00 },
 963         { DA7213_MIXIN_L_GAIN, 0x03 },
 964         { DA7213_MIXIN_R_GAIN, 0x03 },
 965         { DA7213_ADC_L_GAIN, 0x6F },
 966         { DA7213_ADC_R_GAIN, 0x6F },
 967         { DA7213_ADC_FILTERS1, 0x80 },
 968         { DA7213_MIC_1_GAIN, 0x01 },
 969         { DA7213_MIC_2_GAIN, 0x01 },
 970         { DA7213_DAC_FILTERS5, 0x00 },
 971         { DA7213_DAC_FILTERS2, 0x88 },
 972         { DA7213_DAC_FILTERS3, 0x88 },
 973         { DA7213_DAC_FILTERS4, 0x08 },
 974         { DA7213_DAC_FILTERS1, 0x80 },
 975         { DA7213_DAC_L_GAIN, 0x6F },
 976         { DA7213_DAC_R_GAIN, 0x6F },
 977         { DA7213_CP_CTRL, 0x61 },
 978         { DA7213_HP_L_GAIN, 0x39 },
 979         { DA7213_HP_R_GAIN, 0x39 },
 980         { DA7213_LINE_GAIN, 0x30 },
 981         { DA7213_MIXOUT_L_SELECT, 0x00 },
 982         { DA7213_MIXOUT_R_SELECT, 0x00 },
 983         { DA7213_SYSTEM_MODES_INPUT, 0x00 },
 984         { DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
 985         { DA7213_AUX_L_CTRL, 0x44 },
 986         { DA7213_AUX_R_CTRL, 0x44 },
 987         { DA7213_MICBIAS_CTRL, 0x11 },
 988         { DA7213_MIC_1_CTRL, 0x40 },
 989         { DA7213_MIC_2_CTRL, 0x40 },
 990         { DA7213_MIXIN_L_CTRL, 0x40 },
 991         { DA7213_MIXIN_R_CTRL, 0x40 },
 992         { DA7213_ADC_L_CTRL, 0x40 },
 993         { DA7213_ADC_R_CTRL, 0x40 },
 994         { DA7213_DAC_L_CTRL, 0x48 },
 995         { DA7213_DAC_R_CTRL, 0x40 },
 996         { DA7213_HP_L_CTRL, 0x41 },
 997         { DA7213_HP_R_CTRL, 0x40 },
 998         { DA7213_LINE_CTRL, 0x40 },
 999         { DA7213_MIXOUT_L_CTRL, 0x10 },
1000         { DA7213_MIXOUT_R_CTRL, 0x10 },
1001         { DA7213_LDO_CTRL, 0x00 },
1002         { DA7213_IO_CTRL, 0x00 },
1003         { DA7213_GAIN_RAMP_CTRL, 0x00},
1004         { DA7213_MIC_CONFIG, 0x00 },
1005         { DA7213_PC_COUNT, 0x00 },
1006         { DA7213_CP_VOL_THRESHOLD1, 0x32 },
1007         { DA7213_CP_DELAY, 0x95 },
1008         { DA7213_CP_DETECTOR, 0x00 },
1009         { DA7213_DAI_OFFSET, 0x00 },
1010         { DA7213_DIG_CTRL, 0x00 },
1011         { DA7213_ALC_CTRL2, 0x00 },
1012         { DA7213_ALC_CTRL3, 0x00 },
1013         { DA7213_ALC_NOISE, 0x3F },
1014         { DA7213_ALC_TARGET_MIN, 0x3F },
1015         { DA7213_ALC_TARGET_MAX, 0x00 },
1016         { DA7213_ALC_GAIN_LIMITS, 0xFF },
1017         { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1018         { DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1019         { DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1020         { DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1021         { DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1022         { DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1023         { DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1024         { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1025         { DA7213_DAC_NG_SETUP_TIME, 0x00 },
1026         { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1027         { DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1028         { DA7213_DAC_NG_CTRL, 0x00 },
1029 };
1030
1031 static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1032 {
1033         switch (reg) {
1034         case DA7213_STATUS1:
1035         case DA7213_PLL_STATUS:
1036         case DA7213_AUX_L_GAIN_STATUS:
1037         case DA7213_AUX_R_GAIN_STATUS:
1038         case DA7213_MIC_1_GAIN_STATUS:
1039         case DA7213_MIC_2_GAIN_STATUS:
1040         case DA7213_MIXIN_L_GAIN_STATUS:
1041         case DA7213_MIXIN_R_GAIN_STATUS:
1042         case DA7213_ADC_L_GAIN_STATUS:
1043         case DA7213_ADC_R_GAIN_STATUS:
1044         case DA7213_DAC_L_GAIN_STATUS:
1045         case DA7213_DAC_R_GAIN_STATUS:
1046         case DA7213_HP_L_GAIN_STATUS:
1047         case DA7213_HP_R_GAIN_STATUS:
1048         case DA7213_LINE_GAIN_STATUS:
1049         case DA7213_ALC_CTRL1:
1050         case DA7213_ALC_OFFSET_AUTO_M_L:
1051         case DA7213_ALC_OFFSET_AUTO_U_L:
1052         case DA7213_ALC_OFFSET_AUTO_M_R:
1053         case DA7213_ALC_OFFSET_AUTO_U_R:
1054         case DA7213_ALC_CIC_OP_LVL_DATA:
1055                 return 1;
1056         default:
1057                 return 0;
1058         }
1059 }
1060
1061 static int da7213_hw_params(struct snd_pcm_substream *substream,
1062                             struct snd_pcm_hw_params *params,
1063                             struct snd_soc_dai *dai)
1064 {
1065         struct snd_soc_codec *codec = dai->codec;
1066         u8 dai_ctrl = 0;
1067         u8 fs;
1068
1069         /* Set DAI format */
1070         switch (params_format(params)) {
1071         case SNDRV_PCM_FORMAT_S16_LE:
1072                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1073                 break;
1074         case SNDRV_PCM_FORMAT_S20_3LE:
1075                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1076                 break;
1077         case SNDRV_PCM_FORMAT_S24_LE:
1078                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1079                 break;
1080         case SNDRV_PCM_FORMAT_S32_LE:
1081                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1082                 break;
1083         default:
1084                 return -EINVAL;
1085         }
1086
1087         /* Set sampling rate */
1088         switch (params_rate(params)) {
1089         case 8000:
1090                 fs = DA7213_SR_8000;
1091                 break;
1092         case 11025:
1093                 fs = DA7213_SR_11025;
1094                 break;
1095         case 12000:
1096                 fs = DA7213_SR_12000;
1097                 break;
1098         case 16000:
1099                 fs = DA7213_SR_16000;
1100                 break;
1101         case 22050:
1102                 fs = DA7213_SR_22050;
1103                 break;
1104         case 32000:
1105                 fs = DA7213_SR_32000;
1106                 break;
1107         case 44100:
1108                 fs = DA7213_SR_44100;
1109                 break;
1110         case 48000:
1111                 fs = DA7213_SR_48000;
1112                 break;
1113         case 88200:
1114                 fs = DA7213_SR_88200;
1115                 break;
1116         case 96000:
1117                 fs = DA7213_SR_96000;
1118                 break;
1119         default:
1120                 return -EINVAL;
1121         }
1122
1123         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
1124                             dai_ctrl);
1125         snd_soc_write(codec, DA7213_SR, fs);
1126
1127         return 0;
1128 }
1129
1130 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1131 {
1132         struct snd_soc_codec *codec = codec_dai->codec;
1133         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1134         u8 dai_clk_mode = 0, dai_ctrl = 0;
1135
1136         /* Set master/slave mode */
1137         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1138         case SND_SOC_DAIFMT_CBM_CFM:
1139                 dai_clk_mode |= DA7213_DAI_CLK_EN_MASTER_MODE;
1140                 da7213->master = true;
1141                 break;
1142         case SND_SOC_DAIFMT_CBS_CFS:
1143                 dai_clk_mode |= DA7213_DAI_CLK_EN_SLAVE_MODE;
1144                 da7213->master = false;
1145                 break;
1146         default:
1147                 return -EINVAL;
1148         }
1149
1150         /* Set clock normal/inverted */
1151         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1152         case SND_SOC_DAIFMT_NB_NF:
1153                 break;
1154         case SND_SOC_DAIFMT_NB_IF:
1155                 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1156                 break;
1157         case SND_SOC_DAIFMT_IB_NF:
1158                 dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1159                 break;
1160         case SND_SOC_DAIFMT_IB_IF:
1161                 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV;
1162                 break;
1163         default:
1164                 return -EINVAL;
1165         }
1166
1167         /* Only I2S is supported */
1168         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1169         case SND_SOC_DAIFMT_I2S:
1170                 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1171                 break;
1172         case SND_SOC_DAIFMT_LEFT_J:
1173                 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1174                 break;
1175         case SND_SOC_DAIFMT_RIGHT_J:
1176                 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1177                 break;
1178         default:
1179                 return -EINVAL;
1180         }
1181
1182         /* By default only 32 BCLK per WCLK is supported */
1183         dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_32;
1184
1185         snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode);
1186         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1187                             dai_ctrl);
1188
1189         return 0;
1190 }
1191
1192 static int da7213_mute(struct snd_soc_dai *dai, int mute)
1193 {
1194         struct snd_soc_codec *codec = dai->codec;
1195
1196         if (mute) {
1197                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1198                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1199                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1200                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1201         } else {
1202                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1203                                     DA7213_MUTE_EN, 0);
1204                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1205                                     DA7213_MUTE_EN, 0);
1206         }
1207
1208         return 0;
1209 }
1210
1211 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1212                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1213
1214 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1215                                  int clk_id, unsigned int freq, int dir)
1216 {
1217         struct snd_soc_codec *codec = codec_dai->codec;
1218         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1219
1220         switch (clk_id) {
1221         case DA7213_CLKSRC_MCLK:
1222                 if ((freq == 32768) ||
1223                     ((freq >= 5000000) && (freq <= 54000000))) {
1224                         da7213->mclk_rate = freq;
1225                         return 0;
1226                 } else {
1227                         dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1228                                 freq);
1229                         return -EINVAL;
1230                 }
1231                 break;
1232         default:
1233                 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1234                 return -EINVAL;
1235         }
1236 }
1237
1238 /* Supported PLL input frequencies are 5MHz - 54MHz. */
1239 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1240                               int source, unsigned int fref, unsigned int fout)
1241 {
1242         struct snd_soc_codec *codec = codec_dai->codec;
1243         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1244
1245         u8 pll_ctrl, indiv_bits, indiv;
1246         u8 pll_frac_top, pll_frac_bot, pll_integer;
1247         u32 freq_ref;
1248         u64 frac_div;
1249
1250         /* Reset PLL configuration */
1251         snd_soc_write(codec, DA7213_PLL_CTRL, 0);
1252
1253         pll_ctrl = 0;
1254
1255         /* Workout input divider based on MCLK rate */
1256         if ((da7213->mclk_rate == 32768) && (source == DA7213_SYSCLK_PLL)) {
1257                 /* 32KHz PLL Mode */
1258                 indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
1259                 indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
1260                 freq_ref = 3750000;
1261                 pll_ctrl |= DA7213_PLL_32K_MODE;
1262         } else {
1263                 /* 5 - 54MHz MCLK */
1264                 if (da7213->mclk_rate < 5000000) {
1265                         goto pll_err;
1266                 } else if (da7213->mclk_rate <= 10000000) {
1267                         indiv_bits = DA7213_PLL_INDIV_5_10_MHZ;
1268                         indiv = DA7213_PLL_INDIV_5_10_MHZ_VAL;
1269                 } else if (da7213->mclk_rate <= 20000000) {
1270                         indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
1271                         indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
1272                 } else if (da7213->mclk_rate <= 40000000) {
1273                         indiv_bits = DA7213_PLL_INDIV_20_40_MHZ;
1274                         indiv = DA7213_PLL_INDIV_20_40_MHZ_VAL;
1275                 } else if (da7213->mclk_rate <= 54000000) {
1276                         indiv_bits = DA7213_PLL_INDIV_40_54_MHZ;
1277                         indiv = DA7213_PLL_INDIV_40_54_MHZ_VAL;
1278                 } else {
1279                         goto pll_err;
1280                 }
1281                 freq_ref = (da7213->mclk_rate / indiv);
1282         }
1283
1284         pll_ctrl |= indiv_bits;
1285
1286         /* PLL Bypass mode */
1287         if (source == DA7213_SYSCLK_MCLK) {
1288                 snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);
1289                 return 0;
1290         }
1291
1292         /*
1293          * If Codec is slave and SRM enabled,
1294          * freq_out is (98304000 + 90316800)/2 = 94310400
1295          */
1296         if (!da7213->master && da7213->srm_en) {
1297                 fout = DA7213_PLL_FREQ_OUT_94310400;
1298                 pll_ctrl |= DA7213_PLL_SRM_EN;
1299         }
1300
1301         /* Enable MCLK squarer if required */
1302         if (da7213->mclk_squarer_en)
1303                 pll_ctrl |= DA7213_PLL_MCLK_SQR_EN;
1304
1305         /* Calculate dividers for PLL */
1306         pll_integer = fout / freq_ref;
1307         frac_div = (u64)(fout % freq_ref) * 8192ULL;
1308         do_div(frac_div, freq_ref);
1309         pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1310         pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1311
1312         /* Write PLL dividers */
1313         snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top);
1314         snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1315         snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer);
1316
1317         /* Enable PLL */
1318         pll_ctrl |= DA7213_PLL_EN;
1319         snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);
1320
1321         return 0;
1322
1323 pll_err:
1324         dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n",
1325                 da7213->mclk_rate);
1326         return -EINVAL;
1327 }
1328
1329 /* DAI operations */
1330 static const struct snd_soc_dai_ops da7213_dai_ops = {
1331         .hw_params      = da7213_hw_params,
1332         .set_fmt        = da7213_set_dai_fmt,
1333         .set_sysclk     = da7213_set_dai_sysclk,
1334         .set_pll        = da7213_set_dai_pll,
1335         .digital_mute   = da7213_mute,
1336 };
1337
1338 static struct snd_soc_dai_driver da7213_dai = {
1339         .name = "da7213-hifi",
1340         /* Playback Capabilities */
1341         .playback = {
1342                 .stream_name = "Playback",
1343                 .channels_min = 1,
1344                 .channels_max = 2,
1345                 .rates = SNDRV_PCM_RATE_8000_96000,
1346                 .formats = DA7213_FORMATS,
1347         },
1348         /* Capture Capabilities */
1349         .capture = {
1350                 .stream_name = "Capture",
1351                 .channels_min = 1,
1352                 .channels_max = 2,
1353                 .rates = SNDRV_PCM_RATE_8000_96000,
1354                 .formats = DA7213_FORMATS,
1355         },
1356         .ops = &da7213_dai_ops,
1357         .symmetric_rates = 1,
1358 };
1359
1360 static int da7213_set_bias_level(struct snd_soc_codec *codec,
1361                                  enum snd_soc_bias_level level)
1362 {
1363         switch (level) {
1364         case SND_SOC_BIAS_ON:
1365         case SND_SOC_BIAS_PREPARE:
1366                 break;
1367         case SND_SOC_BIAS_STANDBY:
1368                 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1369                         /* Enable VMID reference & master bias */
1370                         snd_soc_update_bits(codec, DA7213_REFERENCES,
1371                                             DA7213_VMID_EN | DA7213_BIAS_EN,
1372                                             DA7213_VMID_EN | DA7213_BIAS_EN);
1373                 }
1374                 break;
1375         case SND_SOC_BIAS_OFF:
1376                 /* Disable VMID reference & master bias */
1377                 snd_soc_update_bits(codec, DA7213_REFERENCES,
1378                                     DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1379                 break;
1380         }
1381         codec->dapm.bias_level = level;
1382         return 0;
1383 }
1384
1385 static int da7213_probe(struct snd_soc_codec *codec)
1386 {
1387         int ret;
1388         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1389         struct da7213_platform_data *pdata = da7213->pdata;
1390
1391         codec->control_data = da7213->regmap;
1392         ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
1393         if (ret < 0) {
1394                 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
1395                 return ret;
1396         }
1397
1398         /* Default to using ALC auto offset calibration mode. */
1399         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
1400                             DA7213_ALC_CALIB_MODE_MAN, 0);
1401         da7213->alc_calib_auto = true;
1402
1403         /* Default to using SRM for slave mode */
1404         da7213->srm_en = true;
1405
1406         /* Enable all Gain Ramps */
1407         snd_soc_update_bits(codec, DA7213_AUX_L_CTRL,
1408                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1409         snd_soc_update_bits(codec, DA7213_AUX_R_CTRL,
1410                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1411         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1412                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1413         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1414                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1415         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL,
1416                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1417         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL,
1418                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1419         snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1420                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1421         snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1422                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1423         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1424                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1425         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1426                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1427         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1428                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1429
1430         /*
1431          * There are two separate control bits for input and output mixers as
1432          * well as headphone and line outs.
1433          * One to enable corresponding amplifier and other to enable its
1434          * output. As amplifier bits are related to power control, they are
1435          * being managed by DAPM while other (non power related) bits are
1436          * enabled here
1437          */
1438         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1439                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1440         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1441                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1442
1443         snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL,
1444                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1445         snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL,
1446                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1447
1448         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1449                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1450         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1451                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1452
1453         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1454                             DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
1455
1456         /* Set platform data values */
1457         if (da7213->pdata) {
1458                 u8 micbias_lvl = 0, dmic_cfg = 0;
1459
1460                 /* Set Mic Bias voltages */
1461                 switch (pdata->micbias1_lvl) {
1462                 case DA7213_MICBIAS_1_6V:
1463                 case DA7213_MICBIAS_2_2V:
1464                 case DA7213_MICBIAS_2_5V:
1465                 case DA7213_MICBIAS_3_0V:
1466                         micbias_lvl |= (pdata->micbias1_lvl <<
1467                                         DA7213_MICBIAS1_LEVEL_SHIFT);
1468                         break;
1469                 }
1470                 switch (pdata->micbias2_lvl) {
1471                 case DA7213_MICBIAS_1_6V:
1472                 case DA7213_MICBIAS_2_2V:
1473                 case DA7213_MICBIAS_2_5V:
1474                 case DA7213_MICBIAS_3_0V:
1475                         micbias_lvl |= (pdata->micbias2_lvl <<
1476                                          DA7213_MICBIAS2_LEVEL_SHIFT);
1477                         break;
1478                 }
1479                 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL,
1480                                     DA7213_MICBIAS1_LEVEL_MASK |
1481                                     DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
1482
1483                 /* Set DMIC configuration */
1484                 switch (pdata->dmic_data_sel) {
1485                 case DA7213_DMIC_DATA_LFALL_RRISE:
1486                 case DA7213_DMIC_DATA_LRISE_RFALL:
1487                         dmic_cfg |= (pdata->dmic_data_sel <<
1488                                      DA7213_DMIC_DATA_SEL_SHIFT);
1489                         break;
1490                 }
1491                 switch (pdata->dmic_samplephase) {
1492                 case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
1493                 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
1494                         dmic_cfg |= (pdata->dmic_samplephase <<
1495                                      DA7213_DMIC_SAMPLEPHASE_SHIFT);
1496                         break;
1497                 }
1498                 switch (pdata->dmic_clk_rate) {
1499                 case DA7213_DMIC_CLK_3_0MHZ:
1500                 case DA7213_DMIC_CLK_1_5MHZ:
1501                         dmic_cfg |= (pdata->dmic_clk_rate <<
1502                                      DA7213_DMIC_CLK_RATE_SHIFT);
1503                         break;
1504                 }
1505                 snd_soc_update_bits(codec, DA7213_MIC_CONFIG,
1506                                     DA7213_DMIC_DATA_SEL_MASK |
1507                                     DA7213_DMIC_SAMPLEPHASE_MASK |
1508                                     DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
1509
1510                 /* Set MCLK squaring */
1511                 da7213->mclk_squarer_en = pdata->mclk_squaring;
1512         }
1513         return 0;
1514 }
1515
1516 static struct snd_soc_codec_driver soc_codec_dev_da7213 = {
1517         .probe                  = da7213_probe,
1518         .set_bias_level         = da7213_set_bias_level,
1519
1520         .controls               = da7213_snd_controls,
1521         .num_controls           = ARRAY_SIZE(da7213_snd_controls),
1522
1523         .dapm_widgets           = da7213_dapm_widgets,
1524         .num_dapm_widgets       = ARRAY_SIZE(da7213_dapm_widgets),
1525         .dapm_routes            = da7213_audio_map,
1526         .num_dapm_routes        = ARRAY_SIZE(da7213_audio_map),
1527 };
1528
1529 static const struct regmap_config da7213_regmap_config = {
1530         .reg_bits = 8,
1531         .val_bits = 8,
1532
1533         .reg_defaults = da7213_reg_defaults,
1534         .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
1535         .volatile_reg = da7213_volatile_register,
1536         .cache_type = REGCACHE_RBTREE,
1537 };
1538
1539 static int da7213_i2c_probe(struct i2c_client *i2c,
1540                             const struct i2c_device_id *id)
1541 {
1542         struct da7213_priv *da7213;
1543         struct da7213_platform_data *pdata = dev_get_platdata(&i2c->dev);
1544         int ret;
1545
1546         da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv),
1547                               GFP_KERNEL);
1548         if (!da7213)
1549                 return -ENOMEM;
1550
1551         if (pdata)
1552                 da7213->pdata = pdata;
1553
1554         i2c_set_clientdata(i2c, da7213);
1555
1556         da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
1557         if (IS_ERR(da7213->regmap)) {
1558                 ret = PTR_ERR(da7213->regmap);
1559                 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1560                 return ret;
1561         }
1562
1563         ret = snd_soc_register_codec(&i2c->dev,
1564                         &soc_codec_dev_da7213, &da7213_dai, 1);
1565         if (ret < 0) {
1566                 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n",
1567                         ret);
1568         }
1569         return ret;
1570 }
1571
1572 static int da7213_remove(struct i2c_client *client)
1573 {
1574         snd_soc_unregister_codec(&client->dev);
1575         return 0;
1576 }
1577
1578 static const struct i2c_device_id da7213_i2c_id[] = {
1579         { "da7213", 0 },
1580         { }
1581 };
1582 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
1583
1584 /* I2C codec control layer */
1585 static struct i2c_driver da7213_i2c_driver = {
1586         .driver = {
1587                 .name = "da7213",
1588                 .owner = THIS_MODULE,
1589         },
1590         .probe          = da7213_i2c_probe,
1591         .remove         = da7213_remove,
1592         .id_table       = da7213_i2c_id,
1593 };
1594
1595 module_i2c_driver(da7213_i2c_driver);
1596
1597 MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
1598 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
1599 MODULE_LICENSE("GPL");