kernel/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 SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
  67                             DA7213_DAC_FILTERS1,
  68                             DA7213_VOICE_HPF_CORNER_SHIFT,
  69                             da7213_voice_hpf_corner_txt);
  70
  71 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
  72                             DA7213_ADC_FILTERS1,
  73                             DA7213_VOICE_HPF_CORNER_SHIFT,
  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 SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
  82                             DA7213_DAC_FILTERS1
  83                             , DA7213_AUDIO_HPF_CORNER_SHIFT,
  84                             da7213_audio_hpf_corner_txt);
  85
  86 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
  87                             DA7213_ADC_FILTERS1,
  88                             DA7213_AUDIO_HPF_CORNER_SHIFT,
  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 SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
  98                             DA7213_GAIN_RAMP_CTRL,
  99                             DA7213_GAIN_RAMP_RATE_SHIFT,
 100                             da7213_gain_ramp_rate_txt);
 101
 102 /* DAC noise gate setup time value */
 103 static const char * const da7213_dac_ng_setup_time_txt[] = {
 104         "256 samples", "512 samples", "1024 samples", "2048 samples"
 105 };
 106
 107 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
 108                             DA7213_DAC_NG_SETUP_TIME,
 109                             DA7213_DAC_NG_SETUP_TIME_SHIFT,
 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 SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
 118                             DA7213_DAC_NG_SETUP_TIME,
 119                             DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
 120                             da7213_dac_ng_rampup_txt);
 121
 122 /* DAC noise gate rampdown rate value */
 123 static const char * const da7213_dac_ng_rampdown_txt[] = {
 124         "0.64 ms/dB", "20.48 ms/dB"
 125 };
 126
 127 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
 128                             DA7213_DAC_NG_SETUP_TIME,
 129                             DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
 130                             da7213_dac_ng_rampdown_txt);
 131
 132 /* DAC soft mute rate value */
 133 static const char * const da7213_dac_soft_mute_rate_txt[] = {
 134         "1", "2", "4", "8", "16", "32", "64"
 135 };
 136
 137 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
 138                             DA7213_DAC_FILTERS5,
 139                             DA7213_DAC_SOFTMUTE_RATE_SHIFT,
 140                             da7213_dac_soft_mute_rate_txt);
 141
 142 /* ALC Attack Rate select */
 143 static const char * const da7213_alc_attack_rate_txt[] = {
 144         "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
 145         "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 146 };
 147
 148 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
 149                             DA7213_ALC_CTRL2,
 150                             DA7213_ALC_ATTACK_SHIFT,
 151                             da7213_alc_attack_rate_txt);
 152
 153 /* ALC Release Rate select */
 154 static const char * const da7213_alc_release_rate_txt[] = {
 155         "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
 156         "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 157 };
 158
 159 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
 160                             DA7213_ALC_CTRL2,
 161                             DA7213_ALC_RELEASE_SHIFT,
 162                             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 SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
 172                             DA7213_ALC_CTRL3,
 173                             DA7213_ALC_HOLD_SHIFT,
 174                             da7213_alc_hold_time_txt);
 175
 176 /* ALC Input Signal Tracking rate select */
 177 static const char * const da7213_alc_integ_rate_txt[] = {
 178         "1/4", "1/16", "1/256", "1/65536"
 179 };
 180
 181 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
 182                             DA7213_ALC_CTRL3,
 183                             DA7213_ALC_INTEG_ATTACK_SHIFT,
 184                             da7213_alc_integ_rate_txt);
 185
 186 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
 187                             DA7213_ALC_CTRL3,
 188                             DA7213_ALC_INTEG_RELEASE_SHIFT,
 189                             da7213_alc_integ_rate_txt);
 190
 191
 192 /*
 193  * Control Functions
 194  */
 195
 196 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val)
 197 {
 198         int mid_data, top_data;
 199         int sum = 0;
 200         u8 iteration;
 201
 202         for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS;
 203              iteration++) {
 204                 /* Select the left or right channel and capture data */
 205                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
 206
 207                 /* Select middle 8 bits for read back from data register */
 208                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
 209                               reg_val | DA7213_ALC_DATA_MIDDLE);
 210                 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
 211
 212                 /* Select top 8 bits for read back from data register */
 213                 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL,
 214                               reg_val | DA7213_ALC_DATA_TOP);
 215                 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA);
 216
 217                 sum += ((mid_data << 8) | (top_data << 16));
 218         }
 219
 220         return sum / DA7213_ALC_AVG_ITERATIONS;
 221 }
 222
 223 static void da7213_alc_calib_man(struct snd_soc_codec *codec)
 224 {
 225         u8 reg_val;
 226         int avg_left_data, avg_right_data, offset_l, offset_r;
 227
 228         /* Calculate average for Left and Right data */
 229         /* Left Data */
 230         avg_left_data = da7213_get_alc_data(codec,
 231                         DA7213_ALC_CIC_OP_CHANNEL_LEFT);
 232         /* Right Data */
 233         avg_right_data = da7213_get_alc_data(codec,
 234                          DA7213_ALC_CIC_OP_CHANNEL_RIGHT);
 235
 236         /* Calculate DC offset */
 237         offset_l = -avg_left_data;
 238         offset_r = -avg_right_data;
 239
 240         reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8;
 241         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
 242         reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
 243         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
 244
 245         reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
 246         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
 247         reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
 248         snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
 249
 250         /* Enable analog/digital gain mode & offset cancellation */
 251         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 252                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 253                             DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 254 }
 255
 256 static void da7213_alc_calib_auto(struct snd_soc_codec *codec)
 257 {
 258         u8 alc_ctrl1;
 259
 260         /* Begin auto calibration and wait for completion */
 261         snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
 262                             DA7213_ALC_AUTO_CALIB_EN);
 263         do {
 264                 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1);
 265         } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN);
 266
 267         /* If auto calibration fails, fall back to digital gain only mode */
 268         if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) {
 269                 dev_warn(codec->dev,
 270                          "ALC auto calibration failed with overflow\n");
 271                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 272                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 273                                     0);
 274         } else {
 275                 /* Enable analog/digital gain mode & offset cancellation */
 276                 snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
 277                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE,
 278                                     DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE);
 279         }
 280
 281 }
 282
 283 static void da7213_alc_calib(struct snd_soc_codec *codec)
 284 {
 285         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 286         u8 adc_l_ctrl, adc_r_ctrl;
 287         u8 mixin_l_sel, mixin_r_sel;
 288         u8 mic_1_ctrl, mic_2_ctrl;
 289
 290         /* Save current values from ADC control registers */
 291         adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL);
 292         adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL);
 293
 294         /* Save current values from MIXIN_L/R_SELECT registers */
 295         mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT);
 296         mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT);
 297
 298         /* Save current values from MIC control registers */
 299         mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL);
 300         mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL);
 301
 302         /* Enable ADC Left and Right */
 303         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
 304                             DA7213_ADC_EN);
 305         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
 306                             DA7213_ADC_EN);
 307
 308         /* Enable MIC paths */
 309         snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT,
 310                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 311                             DA7213_MIXIN_L_MIX_SELECT_MIC_2,
 312                             DA7213_MIXIN_L_MIX_SELECT_MIC_1 |
 313                             DA7213_MIXIN_L_MIX_SELECT_MIC_2);
 314         snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT,
 315                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 316                             DA7213_MIXIN_R_MIX_SELECT_MIC_1,
 317                             DA7213_MIXIN_R_MIX_SELECT_MIC_2 |
 318                             DA7213_MIXIN_R_MIX_SELECT_MIC_1);
 319
 320         /* Mute MIC PGAs */
 321         snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
 322                             DA7213_MUTE_EN);
 323         snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN,
 324                             DA7213_MUTE_EN);
 325
 326         /* Perform calibration */
 327         if (da7213->alc_calib_auto)
 328                 da7213_alc_calib_auto(codec);
 329         else
 330                 da7213_alc_calib_man(codec);
 331
 332         /* Restore MIXIN_L/R_SELECT registers to their original states */
 333         snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel);
 334         snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel);
 335
 336         /* Restore ADC control registers to their original states */
 337         snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl);
 338         snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl);
 339
 340         /* Restore original values of MIC control registers */
 341         snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl);
 342         snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl);
 343 }
 344
 345 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol,
 346                                 struct snd_ctl_elem_value *ucontrol)
 347 {
 348         struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 349         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 350         int ret;
 351
 352         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 353
 354         /* If ALC in operation, make sure calibrated offsets are updated */
 355         if ((!ret) && (da7213->alc_en))
 356                 da7213_alc_calib(codec);
 357
 358         return ret;
 359 }
 360
 361 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol,
 362                             struct snd_ctl_elem_value *ucontrol)
 363 {
 364         struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 365         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
 366
 367         /* Force ALC offset calibration if enabling ALC */
 368         if (ucontrol->value.integer.value[0] ||
 369             ucontrol->value.integer.value[1]) {
 370                 if (!da7213->alc_en) {
 371                         da7213_alc_calib(codec);
 372                         da7213->alc_en = true;
 373                 }
 374         } else {
 375                 da7213->alc_en = false;
 376         }
 377
 378         return snd_soc_put_volsw(kcontrol, ucontrol);
 379 }
 380
 381
 382 /*
 383  * KControls
 384  */
 385
 386 static const struct snd_kcontrol_new da7213_snd_controls[] = {
 387
 388         /* Volume controls */
 389         SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN,
 390                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 391                        DA7213_NO_INVERT, mic_vol_tlv),
 392         SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN,
 393                        DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX,
 394                        DA7213_NO_INVERT, mic_vol_tlv),
 395         SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN,
 396                          DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX,
 397                          DA7213_NO_INVERT, aux_vol_tlv),
 398         SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN,
 399                              DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT,
 400                              DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT,
 401                              snd_soc_get_volsw_2r, da7213_put_mixin_gain,
 402                              mixin_gain_tlv),
 403         SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN,
 404                          DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX,
 405                          DA7213_NO_INVERT, digital_gain_tlv),
 406         SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN,
 407                          DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX,
 408                          DA7213_NO_INVERT, digital_gain_tlv),
 409         SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN,
 410                          DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX,
 411                          DA7213_NO_INVERT, hp_vol_tlv),
 412         SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN,
 413                        DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX,
 414                        DA7213_NO_INVERT, lineout_vol_tlv),
 415
 416         /* DAC Equalizer controls */
 417         SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT,
 418                    DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT),
 419         SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2,
 420                        DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 421                        DA7213_NO_INVERT, eq_gain_tlv),
 422         SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2,
 423                        DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 424                        DA7213_NO_INVERT, eq_gain_tlv),
 425         SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3,
 426                        DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 427                        DA7213_NO_INVERT, eq_gain_tlv),
 428         SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3,
 429                        DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 430                        DA7213_NO_INVERT, eq_gain_tlv),
 431         SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4,
 432                        DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX,
 433                        DA7213_NO_INVERT, eq_gain_tlv),
 434
 435         /* High Pass Filter and Voice Mode controls */
 436         SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT,
 437                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 438         SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner),
 439         SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1,
 440                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 441                    DA7213_NO_INVERT),
 442         SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner),
 443
 444         SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT,
 445                    DA7213_HPF_EN_MAX, DA7213_NO_INVERT),
 446         SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner),
 447         SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1,
 448                    DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX,
 449                    DA7213_NO_INVERT),
 450         SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner),
 451
 452         /* Mute controls */
 453         SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT,
 454                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 455         SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT,
 456                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 457         SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 458                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 459         SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL,
 460                      DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT,
 461                      DA7213_MUTE_EN_MAX, DA7213_INVERT),
 462         SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL,
 463                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 464         SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 465                      DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT),
 466         SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT,
 467                    DA7213_MUTE_EN_MAX, DA7213_INVERT),
 468         SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5,
 469                    DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX,
 470                    DA7213_NO_INVERT),
 471         SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate),
 472
 473         /* Zero Cross controls */
 474         SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL,
 475                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 476         SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL,
 477                      DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX,
 478                      DA7213_NO_INVERT),
 479         SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL,
 480                      DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT),
 481
 482         /* Gain Ramping controls */
 483         SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL,
 484                      DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 485                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 486         SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL,
 487                      DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 488                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 489         SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL,
 490                      DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 491                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 492         SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL,
 493                      DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 494                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 495         SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL,
 496                      DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT,
 497                      DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT),
 498         SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL,
 499                    DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX,
 500                    DA7213_NO_INVERT),
 501         SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate),
 502
 503         /* DAC Noise Gate controls */
 504         SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT,
 505                    DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT),
 506         SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time),
 507         SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate),
 508         SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate),
 509         SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD,
 510                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 511                    DA7213_NO_INVERT),
 512         SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD,
 513                    DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX,
 514                    DA7213_NO_INVERT),
 515
 516         /* DAC Routing & Inversion */
 517         SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC,
 518                    DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT,
 519                    DA7213_DAC_MONO_MAX, DA7213_NO_INVERT),
 520         SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT,
 521                    DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX,
 522                    DA7213_NO_INVERT),
 523
 524         /* DMIC controls */
 525         SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT,
 526                      DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT,
 527                      DA7213_DMIC_EN_MAX, DA7213_NO_INVERT),
 528
 529         /* ALC Controls */
 530         SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT,
 531                        DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX,
 532                        DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw),
 533         SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate),
 534         SOC_ENUM("ALC Release Rate", da7213_alc_release_rate),
 535         SOC_ENUM("ALC Hold Time", da7213_alc_hold_time),
 536         /*
 537          * Rate at which input signal envelope is tracked as the signal gets
 538          * larger
 539          */
 540         SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate),
 541         /*
 542          * Rate at which input signal envelope is tracked as the signal gets
 543          * smaller
 544          */
 545         SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate),
 546         SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE,
 547                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 548                        DA7213_INVERT, alc_threshold_tlv),
 549         SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN,
 550                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 551                        DA7213_INVERT, alc_threshold_tlv),
 552         SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX,
 553                        DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX,
 554                        DA7213_INVERT, alc_threshold_tlv),
 555         SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS,
 556                        DA7213_ALC_ATTEN_MAX_SHIFT,
 557                        DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT,
 558                        alc_gain_tlv),
 559         SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS,
 560                        DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX,
 561                        DA7213_NO_INVERT, alc_gain_tlv),
 562         SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 563                        DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 564                        DA7213_NO_INVERT, alc_analog_gain_tlv),
 565         SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS,
 566                        DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX,
 567                        DA7213_NO_INVERT, alc_analog_gain_tlv),
 568         SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL,
 569                    DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX,
 570                    DA7213_NO_INVERT),
 571         SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL,
 572                    DA7213_ALC_ANTICLIP_LEVEL_SHIFT,
 573                    DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT),
 574 };
 575
 576
 577 /*
 578  * DAPM
 579  */
 580
 581 /*
 582  * Enums
 583  */
 584
 585 /* MIC PGA source select */
 586 static const char * const da7213_mic_amp_in_sel_txt[] = {
 587         "Differential", "MIC_P", "MIC_N"
 588 };
 589
 590 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
 591                             DA7213_MIC_1_CTRL,
 592                             DA7213_MIC_AMP_IN_SEL_SHIFT,
 593                             da7213_mic_amp_in_sel_txt);
 594 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
 595         SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
 596
 597 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
 598                             DA7213_MIC_2_CTRL,
 599                             DA7213_MIC_AMP_IN_SEL_SHIFT,
 600                             da7213_mic_amp_in_sel_txt);
 601 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
 602         SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
 603
 604 /* DAI routing select */
 605 static const char * const da7213_dai_src_txt[] = {
 606         "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
 607 };
 608
 609 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
 610                             DA7213_DIG_ROUTING_DAI,
 611                             DA7213_DAI_L_SRC_SHIFT,
 612                             da7213_dai_src_txt);
 613 static const struct snd_kcontrol_new da7213_dai_l_src_mux =
 614         SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
 615
 616 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
 617                             DA7213_DIG_ROUTING_DAI,
 618                             DA7213_DAI_R_SRC_SHIFT,
 619                             da7213_dai_src_txt);
 620 static const struct snd_kcontrol_new da7213_dai_r_src_mux =
 621         SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
 622
 623 /* DAC routing select */
 624 static const char * const da7213_dac_src_txt[] = {
 625         "ADC Output Left", "ADC Output Right", "DAI Input Left",
 626         "DAI Input Right"
 627 };
 628
 629 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
 630                             DA7213_DIG_ROUTING_DAC,
 631                             DA7213_DAC_L_SRC_SHIFT,
 632                             da7213_dac_src_txt);
 633 static const struct snd_kcontrol_new da7213_dac_l_src_mux =
 634         SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
 635
 636 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
 637                             DA7213_DIG_ROUTING_DAC,
 638                             DA7213_DAC_R_SRC_SHIFT,
 639                             da7213_dac_src_txt);
 640 static const struct snd_kcontrol_new da7213_dac_r_src_mux =
 641         SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
 642
 643 /*
 644  * Mixer Controls
 645  */
 646
 647 /* Mixin Left */
 648 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
 649         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
 650                         DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
 651                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 652         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
 653                         DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
 654                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 655         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
 656                         DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
 657                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 658         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
 659                         DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
 660                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 661 };
 662
 663 /* Mixin Right */
 664 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
 665         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
 666                         DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
 667                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 668         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
 669                         DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
 670                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 671         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
 672                         DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
 673                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 674         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
 675                         DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
 676                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 677 };
 678
 679 /* Mixout Left */
 680 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
 681         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
 682                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
 683                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 684         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
 685                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
 686                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 687         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
 688                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
 689                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 690         SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
 691                         DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
 692                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 693         SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 694                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
 695                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 696         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 697                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 698                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 699         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
 700                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 701                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 702 };
 703
 704 /* Mixout Right */
 705 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
 706         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
 707                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
 708                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 709         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
 710                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
 711                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 712         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
 713                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
 714                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 715         SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
 716                         DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
 717                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 718         SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 719                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
 720                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 721         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 722                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 723                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 724         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
 725                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 726                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 727 };
 728
 729
 730 /*
 731  * DAPM widgets
 732  */
 733
 734 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
 735         /*
 736          * Input & Output
 737          */
 738
 739         /* Use a supply here as this controls both input & output DAIs */
 740         SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
 741                             DA7213_NO_INVERT, NULL, 0),
 742
 743         /*
 744          * Input
 745          */
 746
 747         /* Input Lines */
 748         SND_SOC_DAPM_INPUT("MIC1"),
 749         SND_SOC_DAPM_INPUT("MIC2"),
 750         SND_SOC_DAPM_INPUT("AUXL"),
 751         SND_SOC_DAPM_INPUT("AUXR"),
 752
 753         /* MUXs for Mic PGA source selection */
 754         SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 755                          &da7213_mic_1_amp_in_sel_mux),
 756         SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 757                          &da7213_mic_2_amp_in_sel_mux),
 758
 759         /* Input PGAs */
 760         SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
 761                          DA7213_NO_INVERT, NULL, 0),
 762         SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
 763                          DA7213_NO_INVERT, NULL, 0),
 764         SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
 765                          DA7213_NO_INVERT, NULL, 0),
 766         SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
 767                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 768         SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
 769                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 770         SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
 771                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 772
 773         /* Mic Biases */
 774         SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
 775                             DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
 776                             NULL, 0),
 777         SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
 778                             DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
 779                             NULL, 0),
 780
 781         /* Input Mixers */
 782         SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
 783                            &da7213_dapm_mixinl_controls[0],
 784                            ARRAY_SIZE(da7213_dapm_mixinl_controls)),
 785         SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
 786                            &da7213_dapm_mixinr_controls[0],
 787                            ARRAY_SIZE(da7213_dapm_mixinr_controls)),
 788
 789         /* ADCs */
 790         SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
 791                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 792         SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
 793                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 794
 795         /* DAI */
 796         SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
 797                          &da7213_dai_l_src_mux),
 798         SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
 799                          &da7213_dai_r_src_mux),
 800         SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
 801         SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
 802
 803         /*
 804          * Output
 805          */
 806
 807         /* DAI */
 808         SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
 809         SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
 810         SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
 811                          &da7213_dac_l_src_mux),
 812         SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
 813                          &da7213_dac_r_src_mux),
 814
 815         /* DACs */
 816         SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
 817                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 818         SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
 819                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 820
 821         /* Output Mixers */
 822         SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
 823                            &da7213_dapm_mixoutl_controls[0],
 824                            ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
 825         SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
 826                            &da7213_dapm_mixoutr_controls[0],
 827                            ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
 828
 829         /* Output PGAs */
 830         SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
 831                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 832         SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
 833                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 834         SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
 835                          DA7213_NO_INVERT, NULL, 0),
 836         SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
 837                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 838         SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
 839                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 840
 841         /* Charge Pump */
 842         SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
 843                             DA7213_NO_INVERT, NULL, 0),
 844
 845         /* Output Lines */
 846         SND_SOC_DAPM_OUTPUT("HPL"),
 847         SND_SOC_DAPM_OUTPUT("HPR"),
 848         SND_SOC_DAPM_OUTPUT("LINE"),
 849 };
 850
 851
 852 /*
 853  * DAPM audio route definition
 854  */
 855
 856 static const struct snd_soc_dapm_route da7213_audio_map[] = {
 857         /* Dest       Connecting Widget    source */
 858
 859         /* Input path */
 860         {"MIC1", NULL, "Mic Bias 1"},
 861         {"MIC2", NULL, "Mic Bias 2"},
 862
 863         {"Mic 1 Amp Source MUX", "Differential", "MIC1"},
 864         {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
 865         {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
 866
 867         {"Mic 2 Amp Source MUX", "Differential", "MIC2"},
 868         {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
 869         {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
 870
 871         {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
 872         {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
 873
 874         {"Aux Left PGA", NULL, "AUXL"},
 875         {"Aux Right PGA", NULL, "AUXR"},
 876
 877         {"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
 878         {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
 879         {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
 880         {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
 881
 882         {"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
 883         {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
 884         {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
 885         {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
 886
 887         {"Mixin Left PGA", NULL, "Mixin Left"},
 888         {"ADC Left", NULL, "Mixin Left PGA"},
 889
 890         {"Mixin Right PGA", NULL, "Mixin Right"},
 891         {"ADC Right", NULL, "Mixin Right PGA"},
 892
 893         {"DAI Left Source MUX", "ADC Left", "ADC Left"},
 894         {"DAI Left Source MUX", "ADC Right", "ADC Right"},
 895         {"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
 896         {"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
 897
 898         {"DAI Right Source MUX", "ADC Left", "ADC Left"},
 899         {"DAI Right Source MUX", "ADC Right", "ADC Right"},
 900         {"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
 901         {"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
 902
 903         {"DAIOUTL", NULL, "DAI Left Source MUX"},
 904         {"DAIOUTR", NULL, "DAI Right Source MUX"},
 905
 906         {"DAIOUTL", NULL, "DAI"},
 907         {"DAIOUTR", NULL, "DAI"},
 908
 909         /* Output path */
 910         {"DAIINL", NULL, "DAI"},
 911         {"DAIINR", NULL, "DAI"},
 912
 913         {"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
 914         {"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
 915         {"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
 916         {"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
 917
 918         {"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
 919         {"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
 920         {"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
 921         {"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
 922
 923         {"DAC Left", NULL, "DAC Left Source MUX"},
 924         {"DAC Right", NULL, "DAC Right Source MUX"},
 925
 926         {"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
 927         {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
 928         {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
 929         {"Mixout Left", "DAC Left Switch", "DAC Left"},
 930         {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
 931         {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
 932         {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
 933
 934         {"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
 935         {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
 936         {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
 937         {"Mixout Right", "DAC Right Switch", "DAC Right"},
 938         {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
 939         {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
 940         {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
 941
 942         {"Mixout Left PGA", NULL, "Mixout Left"},
 943         {"Mixout Right PGA", NULL, "Mixout Right"},
 944
 945         {"Headphone Left PGA", NULL, "Mixout Left PGA"},
 946         {"Headphone Left PGA", NULL, "Charge Pump"},
 947         {"HPL", NULL, "Headphone Left PGA"},
 948
 949         {"Headphone Right PGA", NULL, "Mixout Right PGA"},
 950         {"Headphone Right PGA", NULL, "Charge Pump"},
 951         {"HPR", NULL, "Headphone Right PGA"},
 952
 953         {"Lineout PGA", NULL, "Mixout Right PGA"},
 954         {"LINE", NULL, "Lineout PGA"},
 955 };
 956
 957 static struct reg_default da7213_reg_defaults[] = {
 958         { DA7213_DIG_ROUTING_DAI, 0x10 },
 959         { DA7213_SR, 0x0A },
 960         { DA7213_REFERENCES, 0x80 },
 961         { DA7213_PLL_FRAC_TOP, 0x00 },
 962         { DA7213_PLL_FRAC_BOT, 0x00 },
 963         { DA7213_PLL_INTEGER, 0x20 },
 964         { DA7213_PLL_CTRL, 0x0C },
 965         { DA7213_DAI_CLK_MODE, 0x01 },
 966         { DA7213_DAI_CTRL, 0x08 },
 967         { DA7213_DIG_ROUTING_DAC, 0x32 },
 968         { DA7213_AUX_L_GAIN, 0x35 },
 969         { DA7213_AUX_R_GAIN, 0x35 },
 970         { DA7213_MIXIN_L_SELECT, 0x00 },
 971         { DA7213_MIXIN_R_SELECT, 0x00 },
 972         { DA7213_MIXIN_L_GAIN, 0x03 },
 973         { DA7213_MIXIN_R_GAIN, 0x03 },
 974         { DA7213_ADC_L_GAIN, 0x6F },
 975         { DA7213_ADC_R_GAIN, 0x6F },
 976         { DA7213_ADC_FILTERS1, 0x80 },
 977         { DA7213_MIC_1_GAIN, 0x01 },
 978         { DA7213_MIC_2_GAIN, 0x01 },
 979         { DA7213_DAC_FILTERS5, 0x00 },
 980         { DA7213_DAC_FILTERS2, 0x88 },
 981         { DA7213_DAC_FILTERS3, 0x88 },
 982         { DA7213_DAC_FILTERS4, 0x08 },
 983         { DA7213_DAC_FILTERS1, 0x80 },
 984         { DA7213_DAC_L_GAIN, 0x6F },
 985         { DA7213_DAC_R_GAIN, 0x6F },
 986         { DA7213_CP_CTRL, 0x61 },
 987         { DA7213_HP_L_GAIN, 0x39 },
 988         { DA7213_HP_R_GAIN, 0x39 },
 989         { DA7213_LINE_GAIN, 0x30 },
 990         { DA7213_MIXOUT_L_SELECT, 0x00 },
 991         { DA7213_MIXOUT_R_SELECT, 0x00 },
 992         { DA7213_SYSTEM_MODES_INPUT, 0x00 },
 993         { DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
 994         { DA7213_AUX_L_CTRL, 0x44 },
 995         { DA7213_AUX_R_CTRL, 0x44 },
 996         { DA7213_MICBIAS_CTRL, 0x11 },
 997         { DA7213_MIC_1_CTRL, 0x40 },
 998         { DA7213_MIC_2_CTRL, 0x40 },
 999         { DA7213_MIXIN_L_CTRL, 0x40 },
1000         { DA7213_MIXIN_R_CTRL, 0x40 },
1001         { DA7213_ADC_L_CTRL, 0x40 },
1002         { DA7213_ADC_R_CTRL, 0x40 },
1003         { DA7213_DAC_L_CTRL, 0x48 },
1004         { DA7213_DAC_R_CTRL, 0x40 },
1005         { DA7213_HP_L_CTRL, 0x41 },
1006         { DA7213_HP_R_CTRL, 0x40 },
1007         { DA7213_LINE_CTRL, 0x40 },
1008         { DA7213_MIXOUT_L_CTRL, 0x10 },
1009         { DA7213_MIXOUT_R_CTRL, 0x10 },
1010         { DA7213_LDO_CTRL, 0x00 },
1011         { DA7213_IO_CTRL, 0x00 },
1012         { DA7213_GAIN_RAMP_CTRL, 0x00},
1013         { DA7213_MIC_CONFIG, 0x00 },
1014         { DA7213_PC_COUNT, 0x00 },
1015         { DA7213_CP_VOL_THRESHOLD1, 0x32 },
1016         { DA7213_CP_DELAY, 0x95 },
1017         { DA7213_CP_DETECTOR, 0x00 },
1018         { DA7213_DAI_OFFSET, 0x00 },
1019         { DA7213_DIG_CTRL, 0x00 },
1020         { DA7213_ALC_CTRL2, 0x00 },
1021         { DA7213_ALC_CTRL3, 0x00 },
1022         { DA7213_ALC_NOISE, 0x3F },
1023         { DA7213_ALC_TARGET_MIN, 0x3F },
1024         { DA7213_ALC_TARGET_MAX, 0x00 },
1025         { DA7213_ALC_GAIN_LIMITS, 0xFF },
1026         { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1027         { DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1028         { DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1029         { DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1030         { DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1031         { DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1032         { DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1033         { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1034         { DA7213_DAC_NG_SETUP_TIME, 0x00 },
1035         { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1036         { DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1037         { DA7213_DAC_NG_CTRL, 0x00 },
1038 };
1039
1040 static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1041 {
1042         switch (reg) {
1043         case DA7213_STATUS1:
1044         case DA7213_PLL_STATUS:
1045         case DA7213_AUX_L_GAIN_STATUS:
1046         case DA7213_AUX_R_GAIN_STATUS:
1047         case DA7213_MIC_1_GAIN_STATUS:
1048         case DA7213_MIC_2_GAIN_STATUS:
1049         case DA7213_MIXIN_L_GAIN_STATUS:
1050         case DA7213_MIXIN_R_GAIN_STATUS:
1051         case DA7213_ADC_L_GAIN_STATUS:
1052         case DA7213_ADC_R_GAIN_STATUS:
1053         case DA7213_DAC_L_GAIN_STATUS:
1054         case DA7213_DAC_R_GAIN_STATUS:
1055         case DA7213_HP_L_GAIN_STATUS:
1056         case DA7213_HP_R_GAIN_STATUS:
1057         case DA7213_LINE_GAIN_STATUS:
1058         case DA7213_ALC_CTRL1:
1059         case DA7213_ALC_OFFSET_AUTO_M_L:
1060         case DA7213_ALC_OFFSET_AUTO_U_L:
1061         case DA7213_ALC_OFFSET_AUTO_M_R:
1062         case DA7213_ALC_OFFSET_AUTO_U_R:
1063         case DA7213_ALC_CIC_OP_LVL_DATA:
1064                 return 1;
1065         default:
1066                 return 0;
1067         }
1068 }
1069
1070 static int da7213_hw_params(struct snd_pcm_substream *substream,
1071                             struct snd_pcm_hw_params *params,
1072                             struct snd_soc_dai *dai)
1073 {
1074         struct snd_soc_codec *codec = dai->codec;
1075         u8 dai_ctrl = 0;
1076         u8 fs;
1077
1078         /* Set DAI format */
1079         switch (params_width(params)) {
1080         case 16:
1081                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1082                 break;
1083         case 20:
1084                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1085                 break;
1086         case 24:
1087                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1088                 break;
1089         case 32:
1090                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1091                 break;
1092         default:
1093                 return -EINVAL;
1094         }
1095
1096         /* Set sampling rate */
1097         switch (params_rate(params)) {
1098         case 8000:
1099                 fs = DA7213_SR_8000;
1100                 break;
1101         case 11025:
1102                 fs = DA7213_SR_11025;
1103                 break;
1104         case 12000:
1105                 fs = DA7213_SR_12000;
1106                 break;
1107         case 16000:
1108                 fs = DA7213_SR_16000;
1109                 break;
1110         case 22050:
1111                 fs = DA7213_SR_22050;
1112                 break;
1113         case 32000:
1114                 fs = DA7213_SR_32000;
1115                 break;
1116         case 44100:
1117                 fs = DA7213_SR_44100;
1118                 break;
1119         case 48000:
1120                 fs = DA7213_SR_48000;
1121                 break;
1122         case 88200:
1123                 fs = DA7213_SR_88200;
1124                 break;
1125         case 96000:
1126                 fs = DA7213_SR_96000;
1127                 break;
1128         default:
1129                 return -EINVAL;
1130         }
1131
1132         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
1133                             dai_ctrl);
1134         snd_soc_write(codec, DA7213_SR, fs);
1135
1136         return 0;
1137 }
1138
1139 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1140 {
1141         struct snd_soc_codec *codec = codec_dai->codec;
1142         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1143         u8 dai_clk_mode = 0, dai_ctrl = 0;
1144
1145         /* Set master/slave mode */
1146         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1147         case SND_SOC_DAIFMT_CBM_CFM:
1148                 dai_clk_mode |= DA7213_DAI_CLK_EN_MASTER_MODE;
1149                 da7213->master = true;
1150                 break;
1151         case SND_SOC_DAIFMT_CBS_CFS:
1152                 dai_clk_mode |= DA7213_DAI_CLK_EN_SLAVE_MODE;
1153                 da7213->master = false;
1154                 break;
1155         default:
1156                 return -EINVAL;
1157         }
1158
1159         /* Set clock normal/inverted */
1160         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1161         case SND_SOC_DAIFMT_NB_NF:
1162                 break;
1163         case SND_SOC_DAIFMT_NB_IF:
1164                 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1165                 break;
1166         case SND_SOC_DAIFMT_IB_NF:
1167                 dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1168                 break;
1169         case SND_SOC_DAIFMT_IB_IF:
1170                 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV;
1171                 break;
1172         default:
1173                 return -EINVAL;
1174         }
1175
1176         /* Only I2S is supported */
1177         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1178         case SND_SOC_DAIFMT_I2S:
1179                 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1180                 break;
1181         case SND_SOC_DAIFMT_LEFT_J:
1182                 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1183                 break;
1184         case SND_SOC_DAIFMT_RIGHT_J:
1185                 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1186                 break;
1187         default:
1188                 return -EINVAL;
1189         }
1190
1191         /* By default only 32 BCLK per WCLK is supported */
1192         dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_32;
1193
1194         snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode);
1195         snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1196                             dai_ctrl);
1197
1198         return 0;
1199 }
1200
1201 static int da7213_mute(struct snd_soc_dai *dai, int mute)
1202 {
1203         struct snd_soc_codec *codec = dai->codec;
1204
1205         if (mute) {
1206                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1207                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1208                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1209                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1210         } else {
1211                 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1212                                     DA7213_MUTE_EN, 0);
1213                 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1214                                     DA7213_MUTE_EN, 0);
1215         }
1216
1217         return 0;
1218 }
1219
1220 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1221                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1222
1223 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1224                                  int clk_id, unsigned int freq, int dir)
1225 {
1226         struct snd_soc_codec *codec = codec_dai->codec;
1227         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1228
1229         switch (clk_id) {
1230         case DA7213_CLKSRC_MCLK:
1231                 if ((freq == 32768) ||
1232                     ((freq >= 5000000) && (freq <= 54000000))) {
1233                         da7213->mclk_rate = freq;
1234                         return 0;
1235                 } else {
1236                         dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1237                                 freq);
1238                         return -EINVAL;
1239                 }
1240                 break;
1241         default:
1242                 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1243                 return -EINVAL;
1244         }
1245 }
1246
1247 /* Supported PLL input frequencies are 5MHz - 54MHz. */
1248 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1249                               int source, unsigned int fref, unsigned int fout)
1250 {
1251         struct snd_soc_codec *codec = codec_dai->codec;
1252         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1253
1254         u8 pll_ctrl, indiv_bits, indiv;
1255         u8 pll_frac_top, pll_frac_bot, pll_integer;
1256         u32 freq_ref;
1257         u64 frac_div;
1258
1259         /* Reset PLL configuration */
1260         snd_soc_write(codec, DA7213_PLL_CTRL, 0);
1261
1262         pll_ctrl = 0;
1263
1264         /* Workout input divider based on MCLK rate */
1265         if ((da7213->mclk_rate == 32768) && (source == DA7213_SYSCLK_PLL)) {
1266                 /* 32KHz PLL Mode */
1267                 indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
1268                 indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
1269                 freq_ref = 3750000;
1270                 pll_ctrl |= DA7213_PLL_32K_MODE;
1271         } else {
1272                 /* 5 - 54MHz MCLK */
1273                 if (da7213->mclk_rate < 5000000) {
1274                         goto pll_err;
1275                 } else if (da7213->mclk_rate <= 10000000) {
1276                         indiv_bits = DA7213_PLL_INDIV_5_10_MHZ;
1277                         indiv = DA7213_PLL_INDIV_5_10_MHZ_VAL;
1278                 } else if (da7213->mclk_rate <= 20000000) {
1279                         indiv_bits = DA7213_PLL_INDIV_10_20_MHZ;
1280                         indiv = DA7213_PLL_INDIV_10_20_MHZ_VAL;
1281                 } else if (da7213->mclk_rate <= 40000000) {
1282                         indiv_bits = DA7213_PLL_INDIV_20_40_MHZ;
1283                         indiv = DA7213_PLL_INDIV_20_40_MHZ_VAL;
1284                 } else if (da7213->mclk_rate <= 54000000) {
1285                         indiv_bits = DA7213_PLL_INDIV_40_54_MHZ;
1286                         indiv = DA7213_PLL_INDIV_40_54_MHZ_VAL;
1287                 } else {
1288                         goto pll_err;
1289                 }
1290                 freq_ref = (da7213->mclk_rate / indiv);
1291         }
1292
1293         pll_ctrl |= indiv_bits;
1294
1295         /* PLL Bypass mode */
1296         if (source == DA7213_SYSCLK_MCLK) {
1297                 snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);
1298                 return 0;
1299         }
1300
1301         /*
1302          * If Codec is slave and SRM enabled,
1303          * freq_out is (98304000 + 90316800)/2 = 94310400
1304          */
1305         if (!da7213->master && da7213->srm_en) {
1306                 fout = DA7213_PLL_FREQ_OUT_94310400;
1307                 pll_ctrl |= DA7213_PLL_SRM_EN;
1308         }
1309
1310         /* Enable MCLK squarer if required */
1311         if (da7213->mclk_squarer_en)
1312                 pll_ctrl |= DA7213_PLL_MCLK_SQR_EN;
1313
1314         /* Calculate dividers for PLL */
1315         pll_integer = fout / freq_ref;
1316         frac_div = (u64)(fout % freq_ref) * 8192ULL;
1317         do_div(frac_div, freq_ref);
1318         pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1319         pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1320
1321         /* Write PLL dividers */
1322         snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top);
1323         snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1324         snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer);
1325
1326         /* Enable PLL */
1327         pll_ctrl |= DA7213_PLL_EN;
1328         snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl);
1329
1330         return 0;
1331
1332 pll_err:
1333         dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n",
1334                 da7213->mclk_rate);
1335         return -EINVAL;
1336 }
1337
1338 /* DAI operations */
1339 static const struct snd_soc_dai_ops da7213_dai_ops = {
1340         .hw_params      = da7213_hw_params,
1341         .set_fmt        = da7213_set_dai_fmt,
1342         .set_sysclk     = da7213_set_dai_sysclk,
1343         .set_pll        = da7213_set_dai_pll,
1344         .digital_mute   = da7213_mute,
1345 };
1346
1347 static struct snd_soc_dai_driver da7213_dai = {
1348         .name = "da7213-hifi",
1349         /* Playback Capabilities */
1350         .playback = {
1351                 .stream_name = "Playback",
1352                 .channels_min = 1,
1353                 .channels_max = 2,
1354                 .rates = SNDRV_PCM_RATE_8000_96000,
1355                 .formats = DA7213_FORMATS,
1356         },
1357         /* Capture Capabilities */
1358         .capture = {
1359                 .stream_name = "Capture",
1360                 .channels_min = 1,
1361                 .channels_max = 2,
1362                 .rates = SNDRV_PCM_RATE_8000_96000,
1363                 .formats = DA7213_FORMATS,
1364         },
1365         .ops = &da7213_dai_ops,
1366         .symmetric_rates = 1,
1367 };
1368
1369 static int da7213_set_bias_level(struct snd_soc_codec *codec,
1370                                  enum snd_soc_bias_level level)
1371 {
1372         switch (level) {
1373         case SND_SOC_BIAS_ON:
1374         case SND_SOC_BIAS_PREPARE:
1375                 break;
1376         case SND_SOC_BIAS_STANDBY:
1377                 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
1378                         /* Enable VMID reference & master bias */
1379                         snd_soc_update_bits(codec, DA7213_REFERENCES,
1380                                             DA7213_VMID_EN | DA7213_BIAS_EN,
1381                                             DA7213_VMID_EN | DA7213_BIAS_EN);
1382                 }
1383                 break;
1384         case SND_SOC_BIAS_OFF:
1385                 /* Disable VMID reference & master bias */
1386                 snd_soc_update_bits(codec, DA7213_REFERENCES,
1387                                     DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1388                 break;
1389         }
1390         codec->dapm.bias_level = level;
1391         return 0;
1392 }
1393
1394 static int da7213_probe(struct snd_soc_codec *codec)
1395 {
1396         struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec);
1397         struct da7213_platform_data *pdata = da7213->pdata;
1398
1399         /* Default to using ALC auto offset calibration mode. */
1400         snd_soc_update_bits(codec, DA7213_ALC_CTRL1,
1401                             DA7213_ALC_CALIB_MODE_MAN, 0);
1402         da7213->alc_calib_auto = true;
1403
1404         /* Default to using SRM for slave mode */
1405         da7213->srm_en = true;
1406
1407         /* Enable all Gain Ramps */
1408         snd_soc_update_bits(codec, DA7213_AUX_L_CTRL,
1409                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1410         snd_soc_update_bits(codec, DA7213_AUX_R_CTRL,
1411                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1412         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1413                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1414         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1415                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1416         snd_soc_update_bits(codec, DA7213_ADC_L_CTRL,
1417                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1418         snd_soc_update_bits(codec, DA7213_ADC_R_CTRL,
1419                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1420         snd_soc_update_bits(codec, DA7213_DAC_L_CTRL,
1421                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1422         snd_soc_update_bits(codec, DA7213_DAC_R_CTRL,
1423                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1424         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1425                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1426         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1427                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1428         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1429                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1430
1431         /*
1432          * There are two separate control bits for input and output mixers as
1433          * well as headphone and line outs.
1434          * One to enable corresponding amplifier and other to enable its
1435          * output. As amplifier bits are related to power control, they are
1436          * being managed by DAPM while other (non power related) bits are
1437          * enabled here
1438          */
1439         snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL,
1440                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1441         snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL,
1442                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1443
1444         snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL,
1445                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1446         snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL,
1447                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1448
1449         snd_soc_update_bits(codec, DA7213_HP_L_CTRL,
1450                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1451         snd_soc_update_bits(codec, DA7213_HP_R_CTRL,
1452                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1453
1454         snd_soc_update_bits(codec, DA7213_LINE_CTRL,
1455                             DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
1456
1457         /* Set platform data values */
1458         if (da7213->pdata) {
1459                 u8 micbias_lvl = 0, dmic_cfg = 0;
1460
1461                 /* Set Mic Bias voltages */
1462                 switch (pdata->micbias1_lvl) {
1463                 case DA7213_MICBIAS_1_6V:
1464                 case DA7213_MICBIAS_2_2V:
1465                 case DA7213_MICBIAS_2_5V:
1466                 case DA7213_MICBIAS_3_0V:
1467                         micbias_lvl |= (pdata->micbias1_lvl <<
1468                                         DA7213_MICBIAS1_LEVEL_SHIFT);
1469                         break;
1470                 }
1471                 switch (pdata->micbias2_lvl) {
1472                 case DA7213_MICBIAS_1_6V:
1473                 case DA7213_MICBIAS_2_2V:
1474                 case DA7213_MICBIAS_2_5V:
1475                 case DA7213_MICBIAS_3_0V:
1476                         micbias_lvl |= (pdata->micbias2_lvl <<
1477                                          DA7213_MICBIAS2_LEVEL_SHIFT);
1478                         break;
1479                 }
1480                 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL,
1481                                     DA7213_MICBIAS1_LEVEL_MASK |
1482                                     DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
1483
1484                 /* Set DMIC configuration */
1485                 switch (pdata->dmic_data_sel) {
1486                 case DA7213_DMIC_DATA_LFALL_RRISE:
1487                 case DA7213_DMIC_DATA_LRISE_RFALL:
1488                         dmic_cfg |= (pdata->dmic_data_sel <<
1489                                      DA7213_DMIC_DATA_SEL_SHIFT);
1490                         break;
1491                 }
1492                 switch (pdata->dmic_samplephase) {
1493                 case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
1494                 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
1495                         dmic_cfg |= (pdata->dmic_samplephase <<
1496                                      DA7213_DMIC_SAMPLEPHASE_SHIFT);
1497                         break;
1498                 }
1499                 switch (pdata->dmic_clk_rate) {
1500                 case DA7213_DMIC_CLK_3_0MHZ:
1501                 case DA7213_DMIC_CLK_1_5MHZ:
1502                         dmic_cfg |= (pdata->dmic_clk_rate <<
1503                                      DA7213_DMIC_CLK_RATE_SHIFT);
1504                         break;
1505                 }
1506                 snd_soc_update_bits(codec, DA7213_MIC_CONFIG,
1507                                     DA7213_DMIC_DATA_SEL_MASK |
1508                                     DA7213_DMIC_SAMPLEPHASE_MASK |
1509                                     DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
1510
1511                 /* Set MCLK squaring */
1512                 da7213->mclk_squarer_en = pdata->mclk_squaring;
1513         }
1514         return 0;
1515 }
1516
1517 static struct snd_soc_codec_driver soc_codec_dev_da7213 = {
1518         .probe                  = da7213_probe,
1519         .set_bias_level         = da7213_set_bias_level,
1520
1521         .controls               = da7213_snd_controls,
1522         .num_controls           = ARRAY_SIZE(da7213_snd_controls),
1523
1524         .dapm_widgets           = da7213_dapm_widgets,
1525         .num_dapm_widgets       = ARRAY_SIZE(da7213_dapm_widgets),
1526         .dapm_routes            = da7213_audio_map,
1527         .num_dapm_routes        = ARRAY_SIZE(da7213_audio_map),
1528 };
1529
1530 static const struct regmap_config da7213_regmap_config = {
1531         .reg_bits = 8,
1532         .val_bits = 8,
1533
1534         .reg_defaults = da7213_reg_defaults,
1535         .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
1536         .volatile_reg = da7213_volatile_register,
1537         .cache_type = REGCACHE_RBTREE,
1538 };
1539
1540 static int da7213_i2c_probe(struct i2c_client *i2c,
1541                             const struct i2c_device_id *id)
1542 {
1543         struct da7213_priv *da7213;
1544         struct da7213_platform_data *pdata = dev_get_platdata(&i2c->dev);
1545         int ret;
1546
1547         da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv),
1548                               GFP_KERNEL);
1549         if (!da7213)
1550                 return -ENOMEM;
1551
1552         if (pdata)
1553                 da7213->pdata = pdata;
1554
1555         i2c_set_clientdata(i2c, da7213);
1556
1557         da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
1558         if (IS_ERR(da7213->regmap)) {
1559                 ret = PTR_ERR(da7213->regmap);
1560                 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1561                 return ret;
1562         }
1563
1564         ret = snd_soc_register_codec(&i2c->dev,
1565                         &soc_codec_dev_da7213, &da7213_dai, 1);
1566         if (ret < 0) {
1567                 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n",
1568                         ret);
1569         }
1570         return ret;
1571 }
1572
1573 static int da7213_remove(struct i2c_client *client)
1574 {
1575         snd_soc_unregister_codec(&client->dev);
1576         return 0;
1577 }
1578
1579 static const struct i2c_device_id da7213_i2c_id[] = {
1580         { "da7213", 0 },
1581         { }
1582 };
1583 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
1584
1585 /* I2C codec control layer */
1586 static struct i2c_driver da7213_i2c_driver = {
1587         .driver = {
1588                 .name = "da7213",
1589                 .owner = THIS_MODULE,
1590         },
1591         .probe          = da7213_i2c_probe,
1592         .remove         = da7213_remove,
1593         .id_table       = da7213_i2c_id,
1594 };
1595
1596 module_i2c_driver(da7213_i2c_driver);
1597
1598 MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
1599 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
1600 MODULE_LICENSE("GPL");