sound/soc/codecs/da7213.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * DA7213 ALSA SoC Codec Driver
   4  *
   5  * Copyright (c) 2013 Dialog Semiconductor
   6  *
   7  * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   8  * Based on DA9055 ALSA SoC codec driver.
   9  */
  10
  11 #include <linux/acpi.h>
  12 #include <linux/of_device.h>
  13 #include <linux/property.h>
  14 #include <linux/clk.h>
  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 DECLARE_TLV_DB_RANGE(aux_vol_tlv,
  32         /* -54dB */
  33         0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0),
  34         /* -52.5dB to 15dB */
  35         0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0)
  36 );
  37
  38 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv,
  39         0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  40         /* -78dB to 12dB */
  41         0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0)
  42 );
  43
  44 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv,
  45         0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
  46         /* 0dB to 36dB */
  47         0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0)
  48 );
  49
  50 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0);
  51 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0);
  52 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0);
  53 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0);
  54 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0);
  55 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0);
  56 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0);
  57
  58 /* ADC and DAC voice mode (8kHz) high pass cutoff value */
  59 static const char * const da7213_voice_hpf_corner_txt[] = {
  60         "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz"
  61 };
  62
  63 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner,
  64                             DA7213_DAC_FILTERS1,
  65                             DA7213_VOICE_HPF_CORNER_SHIFT,
  66                             da7213_voice_hpf_corner_txt);
  67
  68 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner,
  69                             DA7213_ADC_FILTERS1,
  70                             DA7213_VOICE_HPF_CORNER_SHIFT,
  71                             da7213_voice_hpf_corner_txt);
  72
  73 /* ADC and DAC high pass filter cutoff value */
  74 static const char * const da7213_audio_hpf_corner_txt[] = {
  75         "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000"
  76 };
  77
  78 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner,
  79                             DA7213_DAC_FILTERS1
  80                             , DA7213_AUDIO_HPF_CORNER_SHIFT,
  81                             da7213_audio_hpf_corner_txt);
  82
  83 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner,
  84                             DA7213_ADC_FILTERS1,
  85                             DA7213_AUDIO_HPF_CORNER_SHIFT,
  86                             da7213_audio_hpf_corner_txt);
  87
  88 /* Gain ramping rate value */
  89 static const char * const da7213_gain_ramp_rate_txt[] = {
  90         "nominal rate * 8", "nominal rate * 16", "nominal rate / 16",
  91         "nominal rate / 32"
  92 };
  93
  94 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate,
  95                             DA7213_GAIN_RAMP_CTRL,
  96                             DA7213_GAIN_RAMP_RATE_SHIFT,
  97                             da7213_gain_ramp_rate_txt);
  98
  99 /* DAC noise gate setup time value */
 100 static const char * const da7213_dac_ng_setup_time_txt[] = {
 101         "256 samples", "512 samples", "1024 samples", "2048 samples"
 102 };
 103
 104 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time,
 105                             DA7213_DAC_NG_SETUP_TIME,
 106                             DA7213_DAC_NG_SETUP_TIME_SHIFT,
 107                             da7213_dac_ng_setup_time_txt);
 108
 109 /* DAC noise gate rampup rate value */
 110 static const char * const da7213_dac_ng_rampup_txt[] = {
 111         "0.02 ms/dB", "0.16 ms/dB"
 112 };
 113
 114 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate,
 115                             DA7213_DAC_NG_SETUP_TIME,
 116                             DA7213_DAC_NG_RAMPUP_RATE_SHIFT,
 117                             da7213_dac_ng_rampup_txt);
 118
 119 /* DAC noise gate rampdown rate value */
 120 static const char * const da7213_dac_ng_rampdown_txt[] = {
 121         "0.64 ms/dB", "20.48 ms/dB"
 122 };
 123
 124 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate,
 125                             DA7213_DAC_NG_SETUP_TIME,
 126                             DA7213_DAC_NG_RAMPDN_RATE_SHIFT,
 127                             da7213_dac_ng_rampdown_txt);
 128
 129 /* DAC soft mute rate value */
 130 static const char * const da7213_dac_soft_mute_rate_txt[] = {
 131         "1", "2", "4", "8", "16", "32", "64"
 132 };
 133
 134 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate,
 135                             DA7213_DAC_FILTERS5,
 136                             DA7213_DAC_SOFTMUTE_RATE_SHIFT,
 137                             da7213_dac_soft_mute_rate_txt);
 138
 139 /* ALC Attack Rate select */
 140 static const char * const da7213_alc_attack_rate_txt[] = {
 141         "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs",
 142         "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 143 };
 144
 145 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate,
 146                             DA7213_ALC_CTRL2,
 147                             DA7213_ALC_ATTACK_SHIFT,
 148                             da7213_alc_attack_rate_txt);
 149
 150 /* ALC Release Rate select */
 151 static const char * const da7213_alc_release_rate_txt[] = {
 152         "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs",
 153         "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs"
 154 };
 155
 156 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate,
 157                             DA7213_ALC_CTRL2,
 158                             DA7213_ALC_RELEASE_SHIFT,
 159                             da7213_alc_release_rate_txt);
 160
 161 /* ALC Hold Time select */
 162 static const char * const da7213_alc_hold_time_txt[] = {
 163         "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
 164         "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
 165         "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
 166 };
 167
 168 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time,
 169                             DA7213_ALC_CTRL3,
 170                             DA7213_ALC_HOLD_SHIFT,
 171                             da7213_alc_hold_time_txt);
 172
 173 /* ALC Input Signal Tracking rate select */
 174 static const char * const da7213_alc_integ_rate_txt[] = {
 175         "1/4", "1/16", "1/256", "1/65536"
 176 };
 177
 178 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate,
 179                             DA7213_ALC_CTRL3,
 180                             DA7213_ALC_INTEG_ATTACK_SHIFT,
 181                             da7213_alc_integ_rate_txt);
 182
 183 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate,
 184                             DA7213_ALC_CTRL3,
 185                             DA7213_ALC_INTEG_RELEASE_SHIFT,
 186                             da7213_alc_integ_rate_txt);
 187
 188
 189 /*
 190  * Control Functions
 191  */
 192
 193 static int da7213_get_alc_data(struct snd_soc_component *component, 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_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val);
 203
 204                 /* Select middle 8 bits for read back from data register */
 205                 snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 206                               reg_val | DA7213_ALC_DATA_MIDDLE);
 207                 mid_data = snd_soc_component_read32(component, DA7213_ALC_CIC_OP_LVL_DATA);
 208
 209                 /* Select top 8 bits for read back from data register */
 210                 snd_soc_component_write(component, DA7213_ALC_CIC_OP_LVL_CTRL,
 211                               reg_val | DA7213_ALC_DATA_TOP);
 212                 top_data = snd_soc_component_read32(component, 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_component *component)
 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(component,
 228                         DA7213_ALC_CIC_OP_CHANNEL_LEFT);
 229         /* Right Data */
 230         avg_right_data = da7213_get_alc_data(component,
 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_component_write(component, DA7213_ALC_OFFSET_MAN_M_L, reg_val);
 239         reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16;
 240         snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_L, reg_val);
 241
 242         reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8;
 243         snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_M_R, reg_val);
 244         reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16;
 245         snd_soc_component_write(component, DA7213_ALC_OFFSET_MAN_U_R, reg_val);
 246
 247         /* Enable analog/digital gain mode & offset cancellation */
 248         snd_soc_component_update_bits(component, 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_component *component)
 254 {
 255         u8 alc_ctrl1;
 256
 257         /* Begin auto calibration and wait for completion */
 258         snd_soc_component_update_bits(component, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN,
 259                             DA7213_ALC_AUTO_CALIB_EN);
 260         do {
 261                 alc_ctrl1 = snd_soc_component_read32(component, 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(component->dev,
 267                          "ALC auto calibration failed with overflow\n");
 268                 snd_soc_component_update_bits(component, 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_component_update_bits(component, 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_component *component)
 281 {
 282         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 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_component_read32(component, DA7213_ADC_L_CTRL);
 289         adc_r_ctrl = snd_soc_component_read32(component, DA7213_ADC_R_CTRL);
 290
 291         /* Save current values from MIXIN_L/R_SELECT registers */
 292         mixin_l_sel = snd_soc_component_read32(component, DA7213_MIXIN_L_SELECT);
 293         mixin_r_sel = snd_soc_component_read32(component, DA7213_MIXIN_R_SELECT);
 294
 295         /* Save current values from MIC control registers */
 296         mic_1_ctrl = snd_soc_component_read32(component, DA7213_MIC_1_CTRL);
 297         mic_2_ctrl = snd_soc_component_read32(component, DA7213_MIC_2_CTRL);
 298
 299         /* Enable ADC Left and Right */
 300         snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL, DA7213_ADC_EN,
 301                             DA7213_ADC_EN);
 302         snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL, DA7213_ADC_EN,
 303                             DA7213_ADC_EN);
 304
 305         /* Enable MIC paths */
 306         snd_soc_component_update_bits(component, 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_component_update_bits(component, 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_component_update_bits(component, DA7213_MIC_1_CTRL, DA7213_MUTE_EN,
 319                             DA7213_MUTE_EN);
 320         snd_soc_component_update_bits(component, 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(component);
 326         else
 327                 da7213_alc_calib_man(component);
 328
 329         /* Restore MIXIN_L/R_SELECT registers to their original states */
 330         snd_soc_component_write(component, DA7213_MIXIN_L_SELECT, mixin_l_sel);
 331         snd_soc_component_write(component, DA7213_MIXIN_R_SELECT, mixin_r_sel);
 332
 333         /* Restore ADC control registers to their original states */
 334         snd_soc_component_write(component, DA7213_ADC_L_CTRL, adc_l_ctrl);
 335         snd_soc_component_write(component, DA7213_ADC_R_CTRL, adc_r_ctrl);
 336
 337         /* Restore original values of MIC control registers */
 338         snd_soc_component_write(component, DA7213_MIC_1_CTRL, mic_1_ctrl);
 339         snd_soc_component_write(component, 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_component *component = snd_soc_kcontrol_component(kcontrol);
 346         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 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(component);
 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_component *component = snd_soc_kcontrol_component(kcontrol);
 362         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 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(component);
 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 SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel,
 588                             DA7213_MIC_1_CTRL,
 589                             DA7213_MIC_AMP_IN_SEL_SHIFT,
 590                             da7213_mic_amp_in_sel_txt);
 591 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux =
 592         SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel);
 593
 594 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel,
 595                             DA7213_MIC_2_CTRL,
 596                             DA7213_MIC_AMP_IN_SEL_SHIFT,
 597                             da7213_mic_amp_in_sel_txt);
 598 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux =
 599         SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel);
 600
 601 /* DAI routing select */
 602 static const char * const da7213_dai_src_txt[] = {
 603         "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right"
 604 };
 605
 606 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src,
 607                             DA7213_DIG_ROUTING_DAI,
 608                             DA7213_DAI_L_SRC_SHIFT,
 609                             da7213_dai_src_txt);
 610 static const struct snd_kcontrol_new da7213_dai_l_src_mux =
 611         SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src);
 612
 613 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src,
 614                             DA7213_DIG_ROUTING_DAI,
 615                             DA7213_DAI_R_SRC_SHIFT,
 616                             da7213_dai_src_txt);
 617 static const struct snd_kcontrol_new da7213_dai_r_src_mux =
 618         SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src);
 619
 620 /* DAC routing select */
 621 static const char * const da7213_dac_src_txt[] = {
 622         "ADC Output Left", "ADC Output Right", "DAI Input Left",
 623         "DAI Input Right"
 624 };
 625
 626 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src,
 627                             DA7213_DIG_ROUTING_DAC,
 628                             DA7213_DAC_L_SRC_SHIFT,
 629                             da7213_dac_src_txt);
 630 static const struct snd_kcontrol_new da7213_dac_l_src_mux =
 631         SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src);
 632
 633 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src,
 634                             DA7213_DIG_ROUTING_DAC,
 635                             DA7213_DAC_R_SRC_SHIFT,
 636                             da7213_dac_src_txt);
 637 static const struct snd_kcontrol_new da7213_dac_r_src_mux =
 638         SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src);
 639
 640 /*
 641  * Mixer Controls
 642  */
 643
 644 /* Mixin Left */
 645 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = {
 646         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT,
 647                         DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT,
 648                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 649         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT,
 650                         DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT,
 651                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 652         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT,
 653                         DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT,
 654                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 655         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT,
 656                         DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT,
 657                         DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 658 };
 659
 660 /* Mixin Right */
 661 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = {
 662         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT,
 663                         DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT,
 664                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 665         SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT,
 666                         DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT,
 667                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 668         SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT,
 669                         DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT,
 670                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 671         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT,
 672                         DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT,
 673                         DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 674 };
 675
 676 /* Mixout Left */
 677 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = {
 678         SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT,
 679                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT,
 680                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 681         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT,
 682                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT,
 683                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 684         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT,
 685                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT,
 686                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 687         SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT,
 688                         DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT,
 689                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 690         SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 691                         DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT,
 692                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 693         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT,
 694                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 695                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 696         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT,
 697                         DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 698                         DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT),
 699 };
 700
 701 /* Mixout Right */
 702 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = {
 703         SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT,
 704                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT,
 705                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 706         SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT,
 707                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT,
 708                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 709         SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT,
 710                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT,
 711                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 712         SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT,
 713                         DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT,
 714                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 715         SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 716                         DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT,
 717                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 718         SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT,
 719                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT,
 720                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 721         SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT,
 722                         DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT,
 723                         DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT),
 724 };
 725
 726
 727 /*
 728  * DAPM Events
 729  */
 730
 731 static int da7213_dai_event(struct snd_soc_dapm_widget *w,
 732                             struct snd_kcontrol *kcontrol, int event)
 733 {
 734         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 735         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
 736         u8 pll_ctrl, pll_status;
 737         int i = 0;
 738         bool srm_lock = false;
 739
 740         switch (event) {
 741         case SND_SOC_DAPM_PRE_PMU:
 742                 /* Enable DAI clks for master mode */
 743                 if (da7213->master)
 744                         snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 745                                             DA7213_DAI_CLK_EN_MASK,
 746                                             DA7213_DAI_CLK_EN_MASK);
 747
 748                 /* PC synchronised to DAI */
 749                 snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 750                                     DA7213_PC_FREERUN_MASK, 0);
 751
 752                 /* If SRM not enabled then nothing more to do */
 753                 pll_ctrl = snd_soc_component_read32(component, DA7213_PLL_CTRL);
 754                 if (!(pll_ctrl & DA7213_PLL_SRM_EN))
 755                         return 0;
 756
 757                 /* Assist 32KHz mode PLL lock */
 758                 if (pll_ctrl & DA7213_PLL_32K_MODE) {
 759                         snd_soc_component_write(component, 0xF0, 0x8B);
 760                         snd_soc_component_write(component, 0xF2, 0x03);
 761                         snd_soc_component_write(component, 0xF0, 0x00);
 762                 }
 763
 764                 /* Check SRM has locked */
 765                 do {
 766                         pll_status = snd_soc_component_read32(component, DA7213_PLL_STATUS);
 767                         if (pll_status & DA7219_PLL_SRM_LOCK) {
 768                                 srm_lock = true;
 769                         } else {
 770                                 ++i;
 771                                 msleep(50);
 772                         }
 773                 } while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock));
 774
 775                 if (!srm_lock)
 776                         dev_warn(component->dev, "SRM failed to lock\n");
 777
 778                 return 0;
 779         case SND_SOC_DAPM_POST_PMD:
 780                 /* Revert 32KHz PLL lock udpates if applied previously */
 781                 pll_ctrl = snd_soc_component_read32(component, DA7213_PLL_CTRL);
 782                 if (pll_ctrl & DA7213_PLL_32K_MODE) {
 783                         snd_soc_component_write(component, 0xF0, 0x8B);
 784                         snd_soc_component_write(component, 0xF2, 0x01);
 785                         snd_soc_component_write(component, 0xF0, 0x00);
 786                 }
 787
 788                 /* PC free-running */
 789                 snd_soc_component_update_bits(component, DA7213_PC_COUNT,
 790                                     DA7213_PC_FREERUN_MASK,
 791                                     DA7213_PC_FREERUN_MASK);
 792
 793                 /* Disable DAI clks if in master mode */
 794                 if (da7213->master)
 795                         snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
 796                                             DA7213_DAI_CLK_EN_MASK, 0);
 797                 return 0;
 798         default:
 799                 return -EINVAL;
 800         }
 801 }
 802
 803
 804 /*
 805  * DAPM widgets
 806  */
 807
 808 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = {
 809         /*
 810          * Input & Output
 811          */
 812
 813         /* Use a supply here as this controls both input & output DAIs */
 814         SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT,
 815                             DA7213_NO_INVERT, da7213_dai_event,
 816                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 817
 818         /*
 819          * Input
 820          */
 821
 822         /* Input Lines */
 823         SND_SOC_DAPM_INPUT("MIC1"),
 824         SND_SOC_DAPM_INPUT("MIC2"),
 825         SND_SOC_DAPM_INPUT("AUXL"),
 826         SND_SOC_DAPM_INPUT("AUXR"),
 827
 828         /* MUXs for Mic PGA source selection */
 829         SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 830                          &da7213_mic_1_amp_in_sel_mux),
 831         SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0,
 832                          &da7213_mic_2_amp_in_sel_mux),
 833
 834         /* Input PGAs */
 835         SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT,
 836                          DA7213_NO_INVERT, NULL, 0),
 837         SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT,
 838                          DA7213_NO_INVERT, NULL, 0),
 839         SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT,
 840                          DA7213_NO_INVERT, NULL, 0),
 841         SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL,
 842                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 843         SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL,
 844                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 845         SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL,
 846                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 847
 848         /* Mic Biases */
 849         SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL,
 850                             DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT,
 851                             NULL, 0),
 852         SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL,
 853                             DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT,
 854                             NULL, 0),
 855
 856         /* Input Mixers */
 857         SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0,
 858                            &da7213_dapm_mixinl_controls[0],
 859                            ARRAY_SIZE(da7213_dapm_mixinl_controls)),
 860         SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0,
 861                            &da7213_dapm_mixinr_controls[0],
 862                            ARRAY_SIZE(da7213_dapm_mixinr_controls)),
 863
 864         /* ADCs */
 865         SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL,
 866                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 867         SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL,
 868                          DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT),
 869
 870         /* DAI */
 871         SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0,
 872                          &da7213_dai_l_src_mux),
 873         SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0,
 874                          &da7213_dai_r_src_mux),
 875         SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0),
 876         SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0),
 877
 878         /*
 879          * Output
 880          */
 881
 882         /* DAI */
 883         SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0),
 884         SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0),
 885         SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0,
 886                          &da7213_dac_l_src_mux),
 887         SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0,
 888                          &da7213_dac_r_src_mux),
 889
 890         /* DACs */
 891         SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL,
 892                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 893         SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL,
 894                          DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT),
 895
 896         /* Output Mixers */
 897         SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0,
 898                            &da7213_dapm_mixoutl_controls[0],
 899                            ARRAY_SIZE(da7213_dapm_mixoutl_controls)),
 900         SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0,
 901                            &da7213_dapm_mixoutr_controls[0],
 902                            ARRAY_SIZE(da7213_dapm_mixoutr_controls)),
 903
 904         /* Output PGAs */
 905         SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL,
 906                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 907         SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL,
 908                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 909         SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT,
 910                          DA7213_NO_INVERT, NULL, 0),
 911         SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL,
 912                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 913         SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL,
 914                          DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0),
 915
 916         /* Charge Pump */
 917         SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT,
 918                             DA7213_NO_INVERT, NULL, 0),
 919
 920         /* Output Lines */
 921         SND_SOC_DAPM_OUTPUT("HPL"),
 922         SND_SOC_DAPM_OUTPUT("HPR"),
 923         SND_SOC_DAPM_OUTPUT("LINE"),
 924 };
 925
 926
 927 /*
 928  * DAPM audio route definition
 929  */
 930
 931 static const struct snd_soc_dapm_route da7213_audio_map[] = {
 932         /* Dest       Connecting Widget    source */
 933
 934         /* Input path */
 935         {"MIC1", NULL, "Mic Bias 1"},
 936         {"MIC2", NULL, "Mic Bias 2"},
 937
 938         {"Mic 1 Amp Source MUX", "Differential", "MIC1"},
 939         {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"},
 940         {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"},
 941
 942         {"Mic 2 Amp Source MUX", "Differential", "MIC2"},
 943         {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"},
 944         {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"},
 945
 946         {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"},
 947         {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"},
 948
 949         {"Aux Left PGA", NULL, "AUXL"},
 950         {"Aux Right PGA", NULL, "AUXR"},
 951
 952         {"Mixin Left", "Aux Left Switch", "Aux Left PGA"},
 953         {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"},
 954         {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"},
 955         {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"},
 956
 957         {"Mixin Right", "Aux Right Switch", "Aux Right PGA"},
 958         {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"},
 959         {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"},
 960         {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"},
 961
 962         {"Mixin Left PGA", NULL, "Mixin Left"},
 963         {"ADC Left", NULL, "Mixin Left PGA"},
 964
 965         {"Mixin Right PGA", NULL, "Mixin Right"},
 966         {"ADC Right", NULL, "Mixin Right PGA"},
 967
 968         {"DAI Left Source MUX", "ADC Left", "ADC Left"},
 969         {"DAI Left Source MUX", "ADC Right", "ADC Right"},
 970         {"DAI Left Source MUX", "DAI Input Left", "DAIINL"},
 971         {"DAI Left Source MUX", "DAI Input Right", "DAIINR"},
 972
 973         {"DAI Right Source MUX", "ADC Left", "ADC Left"},
 974         {"DAI Right Source MUX", "ADC Right", "ADC Right"},
 975         {"DAI Right Source MUX", "DAI Input Left", "DAIINL"},
 976         {"DAI Right Source MUX", "DAI Input Right", "DAIINR"},
 977
 978         {"DAIOUTL", NULL, "DAI Left Source MUX"},
 979         {"DAIOUTR", NULL, "DAI Right Source MUX"},
 980
 981         {"DAIOUTL", NULL, "DAI"},
 982         {"DAIOUTR", NULL, "DAI"},
 983
 984         /* Output path */
 985         {"DAIINL", NULL, "DAI"},
 986         {"DAIINR", NULL, "DAI"},
 987
 988         {"DAC Left Source MUX", "ADC Output Left", "ADC Left"},
 989         {"DAC Left Source MUX", "ADC Output Right", "ADC Right"},
 990         {"DAC Left Source MUX", "DAI Input Left", "DAIINL"},
 991         {"DAC Left Source MUX", "DAI Input Right", "DAIINR"},
 992
 993         {"DAC Right Source MUX", "ADC Output Left", "ADC Left"},
 994         {"DAC Right Source MUX", "ADC Output Right", "ADC Right"},
 995         {"DAC Right Source MUX", "DAI Input Left", "DAIINL"},
 996         {"DAC Right Source MUX", "DAI Input Right", "DAIINR"},
 997
 998         {"DAC Left", NULL, "DAC Left Source MUX"},
 999         {"DAC Right", NULL, "DAC Right Source MUX"},
1000
1001         {"Mixout Left", "Aux Left Switch", "Aux Left PGA"},
1002         {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"},
1003         {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"},
1004         {"Mixout Left", "DAC Left Switch", "DAC Left"},
1005         {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"},
1006         {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"},
1007         {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"},
1008
1009         {"Mixout Right", "Aux Right Switch", "Aux Right PGA"},
1010         {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"},
1011         {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"},
1012         {"Mixout Right", "DAC Right Switch", "DAC Right"},
1013         {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"},
1014         {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"},
1015         {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"},
1016
1017         {"Mixout Left PGA", NULL, "Mixout Left"},
1018         {"Mixout Right PGA", NULL, "Mixout Right"},
1019
1020         {"Headphone Left PGA", NULL, "Mixout Left PGA"},
1021         {"Headphone Left PGA", NULL, "Charge Pump"},
1022         {"HPL", NULL, "Headphone Left PGA"},
1023
1024         {"Headphone Right PGA", NULL, "Mixout Right PGA"},
1025         {"Headphone Right PGA", NULL, "Charge Pump"},
1026         {"HPR", NULL, "Headphone Right PGA"},
1027
1028         {"Lineout PGA", NULL, "Mixout Right PGA"},
1029         {"LINE", NULL, "Lineout PGA"},
1030 };
1031
1032 static const struct reg_default da7213_reg_defaults[] = {
1033         { DA7213_DIG_ROUTING_DAI, 0x10 },
1034         { DA7213_SR, 0x0A },
1035         { DA7213_REFERENCES, 0x80 },
1036         { DA7213_PLL_FRAC_TOP, 0x00 },
1037         { DA7213_PLL_FRAC_BOT, 0x00 },
1038         { DA7213_PLL_INTEGER, 0x20 },
1039         { DA7213_PLL_CTRL, 0x0C },
1040         { DA7213_DAI_CLK_MODE, 0x01 },
1041         { DA7213_DAI_CTRL, 0x08 },
1042         { DA7213_DIG_ROUTING_DAC, 0x32 },
1043         { DA7213_AUX_L_GAIN, 0x35 },
1044         { DA7213_AUX_R_GAIN, 0x35 },
1045         { DA7213_MIXIN_L_SELECT, 0x00 },
1046         { DA7213_MIXIN_R_SELECT, 0x00 },
1047         { DA7213_MIXIN_L_GAIN, 0x03 },
1048         { DA7213_MIXIN_R_GAIN, 0x03 },
1049         { DA7213_ADC_L_GAIN, 0x6F },
1050         { DA7213_ADC_R_GAIN, 0x6F },
1051         { DA7213_ADC_FILTERS1, 0x80 },
1052         { DA7213_MIC_1_GAIN, 0x01 },
1053         { DA7213_MIC_2_GAIN, 0x01 },
1054         { DA7213_DAC_FILTERS5, 0x00 },
1055         { DA7213_DAC_FILTERS2, 0x88 },
1056         { DA7213_DAC_FILTERS3, 0x88 },
1057         { DA7213_DAC_FILTERS4, 0x08 },
1058         { DA7213_DAC_FILTERS1, 0x80 },
1059         { DA7213_DAC_L_GAIN, 0x6F },
1060         { DA7213_DAC_R_GAIN, 0x6F },
1061         { DA7213_CP_CTRL, 0x61 },
1062         { DA7213_HP_L_GAIN, 0x39 },
1063         { DA7213_HP_R_GAIN, 0x39 },
1064         { DA7213_LINE_GAIN, 0x30 },
1065         { DA7213_MIXOUT_L_SELECT, 0x00 },
1066         { DA7213_MIXOUT_R_SELECT, 0x00 },
1067         { DA7213_SYSTEM_MODES_INPUT, 0x00 },
1068         { DA7213_SYSTEM_MODES_OUTPUT, 0x00 },
1069         { DA7213_AUX_L_CTRL, 0x44 },
1070         { DA7213_AUX_R_CTRL, 0x44 },
1071         { DA7213_MICBIAS_CTRL, 0x11 },
1072         { DA7213_MIC_1_CTRL, 0x40 },
1073         { DA7213_MIC_2_CTRL, 0x40 },
1074         { DA7213_MIXIN_L_CTRL, 0x40 },
1075         { DA7213_MIXIN_R_CTRL, 0x40 },
1076         { DA7213_ADC_L_CTRL, 0x40 },
1077         { DA7213_ADC_R_CTRL, 0x40 },
1078         { DA7213_DAC_L_CTRL, 0x48 },
1079         { DA7213_DAC_R_CTRL, 0x40 },
1080         { DA7213_HP_L_CTRL, 0x41 },
1081         { DA7213_HP_R_CTRL, 0x40 },
1082         { DA7213_LINE_CTRL, 0x40 },
1083         { DA7213_MIXOUT_L_CTRL, 0x10 },
1084         { DA7213_MIXOUT_R_CTRL, 0x10 },
1085         { DA7213_LDO_CTRL, 0x00 },
1086         { DA7213_IO_CTRL, 0x00 },
1087         { DA7213_GAIN_RAMP_CTRL, 0x00},
1088         { DA7213_MIC_CONFIG, 0x00 },
1089         { DA7213_PC_COUNT, 0x00 },
1090         { DA7213_CP_VOL_THRESHOLD1, 0x32 },
1091         { DA7213_CP_DELAY, 0x95 },
1092         { DA7213_CP_DETECTOR, 0x00 },
1093         { DA7213_DAI_OFFSET, 0x00 },
1094         { DA7213_DIG_CTRL, 0x00 },
1095         { DA7213_ALC_CTRL2, 0x00 },
1096         { DA7213_ALC_CTRL3, 0x00 },
1097         { DA7213_ALC_NOISE, 0x3F },
1098         { DA7213_ALC_TARGET_MIN, 0x3F },
1099         { DA7213_ALC_TARGET_MAX, 0x00 },
1100         { DA7213_ALC_GAIN_LIMITS, 0xFF },
1101         { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 },
1102         { DA7213_ALC_ANTICLIP_CTRL, 0x00 },
1103         { DA7213_ALC_ANTICLIP_LEVEL, 0x00 },
1104         { DA7213_ALC_OFFSET_MAN_M_L, 0x00 },
1105         { DA7213_ALC_OFFSET_MAN_U_L, 0x00 },
1106         { DA7213_ALC_OFFSET_MAN_M_R, 0x00 },
1107         { DA7213_ALC_OFFSET_MAN_U_R, 0x00 },
1108         { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 },
1109         { DA7213_DAC_NG_SETUP_TIME, 0x00 },
1110         { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 },
1111         { DA7213_DAC_NG_ON_THRESHOLD, 0x00 },
1112         { DA7213_DAC_NG_CTRL, 0x00 },
1113 };
1114
1115 static bool da7213_volatile_register(struct device *dev, unsigned int reg)
1116 {
1117         switch (reg) {
1118         case DA7213_STATUS1:
1119         case DA7213_PLL_STATUS:
1120         case DA7213_AUX_L_GAIN_STATUS:
1121         case DA7213_AUX_R_GAIN_STATUS:
1122         case DA7213_MIC_1_GAIN_STATUS:
1123         case DA7213_MIC_2_GAIN_STATUS:
1124         case DA7213_MIXIN_L_GAIN_STATUS:
1125         case DA7213_MIXIN_R_GAIN_STATUS:
1126         case DA7213_ADC_L_GAIN_STATUS:
1127         case DA7213_ADC_R_GAIN_STATUS:
1128         case DA7213_DAC_L_GAIN_STATUS:
1129         case DA7213_DAC_R_GAIN_STATUS:
1130         case DA7213_HP_L_GAIN_STATUS:
1131         case DA7213_HP_R_GAIN_STATUS:
1132         case DA7213_LINE_GAIN_STATUS:
1133         case DA7213_ALC_CTRL1:
1134         case DA7213_ALC_OFFSET_AUTO_M_L:
1135         case DA7213_ALC_OFFSET_AUTO_U_L:
1136         case DA7213_ALC_OFFSET_AUTO_M_R:
1137         case DA7213_ALC_OFFSET_AUTO_U_R:
1138         case DA7213_ALC_CIC_OP_LVL_DATA:
1139                 return true;
1140         default:
1141                 return false;
1142         }
1143 }
1144
1145 static int da7213_hw_params(struct snd_pcm_substream *substream,
1146                             struct snd_pcm_hw_params *params,
1147                             struct snd_soc_dai *dai)
1148 {
1149         struct snd_soc_component *component = dai->component;
1150         u8 dai_ctrl = 0;
1151         u8 fs;
1152
1153         /* Set DAI format */
1154         switch (params_width(params)) {
1155         case 16:
1156                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE;
1157                 break;
1158         case 20:
1159                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE;
1160                 break;
1161         case 24:
1162                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE;
1163                 break;
1164         case 32:
1165                 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE;
1166                 break;
1167         default:
1168                 return -EINVAL;
1169         }
1170
1171         /* Set sampling rate */
1172         switch (params_rate(params)) {
1173         case 8000:
1174                 fs = DA7213_SR_8000;
1175                 break;
1176         case 11025:
1177                 fs = DA7213_SR_11025;
1178                 break;
1179         case 12000:
1180                 fs = DA7213_SR_12000;
1181                 break;
1182         case 16000:
1183                 fs = DA7213_SR_16000;
1184                 break;
1185         case 22050:
1186                 fs = DA7213_SR_22050;
1187                 break;
1188         case 32000:
1189                 fs = DA7213_SR_32000;
1190                 break;
1191         case 44100:
1192                 fs = DA7213_SR_44100;
1193                 break;
1194         case 48000:
1195                 fs = DA7213_SR_48000;
1196                 break;
1197         case 88200:
1198                 fs = DA7213_SR_88200;
1199                 break;
1200         case 96000:
1201                 fs = DA7213_SR_96000;
1202                 break;
1203         default:
1204                 return -EINVAL;
1205         }
1206
1207         snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK,
1208                             dai_ctrl);
1209         snd_soc_component_write(component, DA7213_SR, fs);
1210
1211         return 0;
1212 }
1213
1214 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1215 {
1216         struct snd_soc_component *component = codec_dai->component;
1217         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1218         u8 dai_clk_mode = 0, dai_ctrl = 0;
1219         u8 dai_offset = 0;
1220
1221         /* Set master/slave mode */
1222         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1223         case SND_SOC_DAIFMT_CBM_CFM:
1224                 da7213->master = true;
1225                 break;
1226         case SND_SOC_DAIFMT_CBS_CFS:
1227                 da7213->master = false;
1228                 break;
1229         default:
1230                 return -EINVAL;
1231         }
1232
1233         /* Set clock normal/inverted */
1234         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1235         case SND_SOC_DAIFMT_I2S:
1236         case SND_SOC_DAIFMT_LEFT_J:
1237         case SND_SOC_DAIFMT_RIGHT_J:
1238                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1239                 case SND_SOC_DAIFMT_NB_NF:
1240                         break;
1241                 case SND_SOC_DAIFMT_NB_IF:
1242                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1243                         break;
1244                 case SND_SOC_DAIFMT_IB_NF:
1245                         dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1246                         break;
1247                 case SND_SOC_DAIFMT_IB_IF:
1248                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1249                                         DA7213_DAI_CLK_POL_INV;
1250                         break;
1251                 default:
1252                         return -EINVAL;
1253                 }
1254                 break;
1255         case SND_SOC_DAI_FORMAT_DSP_A:
1256         case SND_SOC_DAI_FORMAT_DSP_B:
1257                 /* The bclk is inverted wrt ASoC conventions */
1258                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1259                 case SND_SOC_DAIFMT_NB_NF:
1260                         dai_clk_mode |= DA7213_DAI_CLK_POL_INV;
1261                         break;
1262                 case SND_SOC_DAIFMT_NB_IF:
1263                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV |
1264                                         DA7213_DAI_CLK_POL_INV;
1265                         break;
1266                 case SND_SOC_DAIFMT_IB_NF:
1267                         break;
1268                 case SND_SOC_DAIFMT_IB_IF:
1269                         dai_clk_mode |= DA7213_DAI_WCLK_POL_INV;
1270                         break;
1271                 default:
1272                         return -EINVAL;
1273                 }
1274                 break;
1275         default:
1276                 return -EINVAL;
1277         }
1278
1279         /* Only I2S is supported */
1280         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1281         case SND_SOC_DAIFMT_I2S:
1282                 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE;
1283                 break;
1284         case SND_SOC_DAIFMT_LEFT_J:
1285                 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J;
1286                 break;
1287         case SND_SOC_DAIFMT_RIGHT_J:
1288                 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J;
1289                 break;
1290         case SND_SOC_DAI_FORMAT_DSP_A: /* L data MSB after FRM LRC */
1291                 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1292                 dai_offset = 1;
1293                 break;
1294         case SND_SOC_DAI_FORMAT_DSP_B: /* L data MSB during FRM LRC */
1295                 dai_ctrl |= DA7213_DAI_FORMAT_DSP;
1296                 break;
1297         default:
1298                 return -EINVAL;
1299         }
1300
1301         /* By default only 64 BCLK per WCLK is supported */
1302         dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64;
1303
1304         snd_soc_component_update_bits(component, DA7213_DAI_CLK_MODE,
1305                             DA7213_DAI_BCLKS_PER_WCLK_MASK |
1306                             DA7213_DAI_CLK_POL_MASK | DA7213_DAI_WCLK_POL_MASK,
1307                             dai_clk_mode);
1308         snd_soc_component_update_bits(component, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK,
1309                             dai_ctrl);
1310         snd_soc_component_write(component, DA7213_DAI_OFFSET, dai_offset);
1311
1312         return 0;
1313 }
1314
1315 static int da7213_mute(struct snd_soc_dai *dai, int mute)
1316 {
1317         struct snd_soc_component *component = dai->component;
1318
1319         if (mute) {
1320                 snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1321                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1322                 snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1323                                     DA7213_MUTE_EN, DA7213_MUTE_EN);
1324         } else {
1325                 snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1326                                     DA7213_MUTE_EN, 0);
1327                 snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1328                                     DA7213_MUTE_EN, 0);
1329         }
1330
1331         return 0;
1332 }
1333
1334 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1335                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1336
1337 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1338                                  int clk_id, unsigned int freq, int dir)
1339 {
1340         struct snd_soc_component *component = codec_dai->component;
1341         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1342         int ret = 0;
1343
1344         if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq))
1345                 return 0;
1346
1347         if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) {
1348                 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1349                         freq);
1350                 return -EINVAL;
1351         }
1352
1353         switch (clk_id) {
1354         case DA7213_CLKSRC_MCLK:
1355                 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1356                                     DA7213_PLL_MCLK_SQR_EN, 0);
1357                 break;
1358         case DA7213_CLKSRC_MCLK_SQR:
1359                 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1360                                     DA7213_PLL_MCLK_SQR_EN,
1361                                     DA7213_PLL_MCLK_SQR_EN);
1362                 break;
1363         default:
1364                 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1365                 return -EINVAL;
1366         }
1367
1368         da7213->clk_src = clk_id;
1369
1370         if (da7213->mclk) {
1371                 freq = clk_round_rate(da7213->mclk, freq);
1372                 ret = clk_set_rate(da7213->mclk, freq);
1373                 if (ret) {
1374                         dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1375                                 freq);
1376                         return ret;
1377                 }
1378         }
1379
1380         da7213->mclk_rate = freq;
1381
1382         return 0;
1383 }
1384
1385 /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */
1386 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1387                               int source, unsigned int fref, unsigned int fout)
1388 {
1389         struct snd_soc_component *component = codec_dai->component;
1390         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1391
1392         u8 pll_ctrl, indiv_bits, indiv;
1393         u8 pll_frac_top, pll_frac_bot, pll_integer;
1394         u32 freq_ref;
1395         u64 frac_div;
1396
1397         /* Workout input divider based on MCLK rate */
1398         if (da7213->mclk_rate == 32768) {
1399                 if (!da7213->master) {
1400                         dev_err(component->dev,
1401                                 "32KHz only valid if codec is clock master\n");
1402                         return -EINVAL;
1403                 }
1404
1405                 /* 32KHz PLL Mode */
1406                 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1407                 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1408                 source = DA7213_SYSCLK_PLL_32KHZ;
1409                 freq_ref = 3750000;
1410
1411         } else {
1412                 if (da7213->mclk_rate < 5000000) {
1413                         dev_err(component->dev,
1414                                 "PLL input clock %d below valid range\n",
1415                                 da7213->mclk_rate);
1416                         return -EINVAL;
1417                 } else if (da7213->mclk_rate <= 9000000) {
1418                         indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ;
1419                         indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL;
1420                 } else if (da7213->mclk_rate <= 18000000) {
1421                         indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ;
1422                         indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL;
1423                 } else if (da7213->mclk_rate <= 36000000) {
1424                         indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ;
1425                         indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL;
1426                 } else if (da7213->mclk_rate <= 54000000) {
1427                         indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ;
1428                         indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL;
1429                 } else {
1430                         dev_err(component->dev,
1431                                 "PLL input clock %d above valid range\n",
1432                                 da7213->mclk_rate);
1433                         return -EINVAL;
1434                 }
1435                 freq_ref = (da7213->mclk_rate / indiv);
1436         }
1437
1438         pll_ctrl = indiv_bits;
1439
1440         /* Configure PLL */
1441         switch (source) {
1442         case DA7213_SYSCLK_MCLK:
1443                 snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1444                                     DA7213_PLL_INDIV_MASK |
1445                                     DA7213_PLL_MODE_MASK, pll_ctrl);
1446                 return 0;
1447         case DA7213_SYSCLK_PLL:
1448                 break;
1449         case DA7213_SYSCLK_PLL_SRM:
1450                 pll_ctrl |= DA7213_PLL_SRM_EN;
1451                 fout = DA7213_PLL_FREQ_OUT_94310400;
1452                 break;
1453         case DA7213_SYSCLK_PLL_32KHZ:
1454                 if (da7213->mclk_rate != 32768) {
1455                         dev_err(component->dev,
1456                                 "32KHz mode only valid with 32KHz MCLK\n");
1457                         return -EINVAL;
1458                 }
1459
1460                 pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN;
1461                 fout = DA7213_PLL_FREQ_OUT_94310400;
1462                 break;
1463         default:
1464                 dev_err(component->dev, "Invalid PLL config\n");
1465                 return -EINVAL;
1466         }
1467
1468         /* Calculate dividers for PLL */
1469         pll_integer = fout / freq_ref;
1470         frac_div = (u64)(fout % freq_ref) * 8192ULL;
1471         do_div(frac_div, freq_ref);
1472         pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK;
1473         pll_frac_bot = (frac_div) & DA7213_BYTE_MASK;
1474
1475         /* Write PLL dividers */
1476         snd_soc_component_write(component, DA7213_PLL_FRAC_TOP, pll_frac_top);
1477         snd_soc_component_write(component, DA7213_PLL_FRAC_BOT, pll_frac_bot);
1478         snd_soc_component_write(component, DA7213_PLL_INTEGER, pll_integer);
1479
1480         /* Enable PLL */
1481         pll_ctrl |= DA7213_PLL_EN;
1482         snd_soc_component_update_bits(component, DA7213_PLL_CTRL,
1483                             DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK,
1484                             pll_ctrl);
1485
1486         /* Assist 32KHz mode PLL lock */
1487         if (source == DA7213_SYSCLK_PLL_32KHZ) {
1488                 snd_soc_component_write(component, 0xF0, 0x8B);
1489                 snd_soc_component_write(component, 0xF1, 0x03);
1490                 snd_soc_component_write(component, 0xF1, 0x01);
1491                 snd_soc_component_write(component, 0xF0, 0x00);
1492         }
1493
1494         return 0;
1495 }
1496
1497 /* DAI operations */
1498 static const struct snd_soc_dai_ops da7213_dai_ops = {
1499         .hw_params      = da7213_hw_params,
1500         .set_fmt        = da7213_set_dai_fmt,
1501         .set_sysclk     = da7213_set_dai_sysclk,
1502         .set_pll        = da7213_set_dai_pll,
1503         .digital_mute   = da7213_mute,
1504 };
1505
1506 static struct snd_soc_dai_driver da7213_dai = {
1507         .name = "da7213-hifi",
1508         /* Playback Capabilities */
1509         .playback = {
1510                 .stream_name = "Playback",
1511                 .channels_min = 1,
1512                 .channels_max = 2,
1513                 .rates = SNDRV_PCM_RATE_8000_96000,
1514                 .formats = DA7213_FORMATS,
1515         },
1516         /* Capture Capabilities */
1517         .capture = {
1518                 .stream_name = "Capture",
1519                 .channels_min = 1,
1520                 .channels_max = 2,
1521                 .rates = SNDRV_PCM_RATE_8000_96000,
1522                 .formats = DA7213_FORMATS,
1523         },
1524         .ops = &da7213_dai_ops,
1525         .symmetric_rates = 1,
1526 };
1527
1528 static int da7213_set_bias_level(struct snd_soc_component *component,
1529                                  enum snd_soc_bias_level level)
1530 {
1531         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1532         int ret;
1533
1534         switch (level) {
1535         case SND_SOC_BIAS_ON:
1536                 break;
1537         case SND_SOC_BIAS_PREPARE:
1538                 /* Enable MCLK for transition to ON state */
1539                 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
1540                         if (da7213->mclk) {
1541                                 ret = clk_prepare_enable(da7213->mclk);
1542                                 if (ret) {
1543                                         dev_err(component->dev,
1544                                                 "Failed to enable mclk\n");
1545                                         return ret;
1546                                 }
1547                         }
1548                 }
1549                 break;
1550         case SND_SOC_BIAS_STANDBY:
1551                 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1552                         /* Enable VMID reference & master bias */
1553                         snd_soc_component_update_bits(component, DA7213_REFERENCES,
1554                                             DA7213_VMID_EN | DA7213_BIAS_EN,
1555                                             DA7213_VMID_EN | DA7213_BIAS_EN);
1556                 } else {
1557                         /* Remove MCLK */
1558                         if (da7213->mclk)
1559                                 clk_disable_unprepare(da7213->mclk);
1560                 }
1561                 break;
1562         case SND_SOC_BIAS_OFF:
1563                 /* Disable VMID reference & master bias */
1564                 snd_soc_component_update_bits(component, DA7213_REFERENCES,
1565                                     DA7213_VMID_EN | DA7213_BIAS_EN, 0);
1566                 break;
1567         }
1568         return 0;
1569 }
1570
1571 #if defined(CONFIG_OF)
1572 /* DT */
1573 static const struct of_device_id da7213_of_match[] = {
1574         { .compatible = "dlg,da7213", },
1575         { }
1576 };
1577 MODULE_DEVICE_TABLE(of, da7213_of_match);
1578 #endif
1579
1580 #ifdef CONFIG_ACPI
1581 static const struct acpi_device_id da7213_acpi_match[] = {
1582         { "DLGS7212", 0},
1583         { "DLGS7213", 0},
1584         { },
1585 };
1586 MODULE_DEVICE_TABLE(acpi, da7213_acpi_match);
1587 #endif
1588
1589 static enum da7213_micbias_voltage
1590         da7213_of_micbias_lvl(struct snd_soc_component *component, u32 val)
1591 {
1592         switch (val) {
1593         case 1600:
1594                 return DA7213_MICBIAS_1_6V;
1595         case 2200:
1596                 return DA7213_MICBIAS_2_2V;
1597         case 2500:
1598                 return DA7213_MICBIAS_2_5V;
1599         case 3000:
1600                 return DA7213_MICBIAS_3_0V;
1601         default:
1602                 dev_warn(component->dev, "Invalid micbias level\n");
1603                 return DA7213_MICBIAS_2_2V;
1604         }
1605 }
1606
1607 static enum da7213_dmic_data_sel
1608         da7213_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
1609 {
1610         if (!strcmp(str, "lrise_rfall")) {
1611                 return DA7213_DMIC_DATA_LRISE_RFALL;
1612         } else if (!strcmp(str, "lfall_rrise")) {
1613                 return DA7213_DMIC_DATA_LFALL_RRISE;
1614         } else {
1615                 dev_warn(component->dev, "Invalid DMIC data select type\n");
1616                 return DA7213_DMIC_DATA_LRISE_RFALL;
1617         }
1618 }
1619
1620 static enum da7213_dmic_samplephase
1621         da7213_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
1622 {
1623         if (!strcmp(str, "on_clkedge")) {
1624                 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1625         } else if (!strcmp(str, "between_clkedge")) {
1626                 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE;
1627         } else {
1628                 dev_warn(component->dev, "Invalid DMIC sample phase\n");
1629                 return DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1630         }
1631 }
1632
1633 static enum da7213_dmic_clk_rate
1634         da7213_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
1635 {
1636         switch (val) {
1637         case 1500000:
1638                 return DA7213_DMIC_CLK_1_5MHZ;
1639         case 3000000:
1640                 return DA7213_DMIC_CLK_3_0MHZ;
1641         default:
1642                 dev_warn(component->dev, "Invalid DMIC clock rate\n");
1643                 return DA7213_DMIC_CLK_1_5MHZ;
1644         }
1645 }
1646
1647 static struct da7213_platform_data
1648         *da7213_fw_to_pdata(struct snd_soc_component *component)
1649 {
1650         struct device *dev = component->dev;
1651         struct da7213_platform_data *pdata;
1652         const char *fw_str;
1653         u32 fw_val32;
1654
1655         pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
1656         if (!pdata)
1657                 return NULL;
1658
1659         if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0)
1660                 pdata->micbias1_lvl = da7213_of_micbias_lvl(component, fw_val32);
1661         else
1662                 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V;
1663
1664         if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0)
1665                 pdata->micbias2_lvl = da7213_of_micbias_lvl(component, fw_val32);
1666         else
1667                 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V;
1668
1669         if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str))
1670                 pdata->dmic_data_sel = da7213_of_dmic_data_sel(component, fw_str);
1671         else
1672                 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL;
1673
1674         if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str))
1675                 pdata->dmic_samplephase =
1676                         da7213_of_dmic_samplephase(component, fw_str);
1677         else
1678                 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE;
1679
1680         if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0)
1681                 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(component, fw_val32);
1682         else
1683                 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ;
1684
1685         return pdata;
1686 }
1687
1688
1689 static int da7213_probe(struct snd_soc_component *component)
1690 {
1691         struct da7213_priv *da7213 = snd_soc_component_get_drvdata(component);
1692
1693         /* Default to using ALC auto offset calibration mode. */
1694         snd_soc_component_update_bits(component, DA7213_ALC_CTRL1,
1695                             DA7213_ALC_CALIB_MODE_MAN, 0);
1696         da7213->alc_calib_auto = true;
1697
1698         /* Default PC counter to free-running */
1699         snd_soc_component_update_bits(component, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK,
1700                             DA7213_PC_FREERUN_MASK);
1701
1702         /* Enable all Gain Ramps */
1703         snd_soc_component_update_bits(component, DA7213_AUX_L_CTRL,
1704                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1705         snd_soc_component_update_bits(component, DA7213_AUX_R_CTRL,
1706                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1707         snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
1708                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1709         snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
1710                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1711         snd_soc_component_update_bits(component, DA7213_ADC_L_CTRL,
1712                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1713         snd_soc_component_update_bits(component, DA7213_ADC_R_CTRL,
1714                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1715         snd_soc_component_update_bits(component, DA7213_DAC_L_CTRL,
1716                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1717         snd_soc_component_update_bits(component, DA7213_DAC_R_CTRL,
1718                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1719         snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
1720                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1721         snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
1722                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1723         snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
1724                             DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN);
1725
1726         /*
1727          * There are two separate control bits for input and output mixers as
1728          * well as headphone and line outs.
1729          * One to enable corresponding amplifier and other to enable its
1730          * output. As amplifier bits are related to power control, they are
1731          * being managed by DAPM while other (non power related) bits are
1732          * enabled here
1733          */
1734         snd_soc_component_update_bits(component, DA7213_MIXIN_L_CTRL,
1735                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1736         snd_soc_component_update_bits(component, DA7213_MIXIN_R_CTRL,
1737                             DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN);
1738
1739         snd_soc_component_update_bits(component, DA7213_MIXOUT_L_CTRL,
1740                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1741         snd_soc_component_update_bits(component, DA7213_MIXOUT_R_CTRL,
1742                             DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN);
1743
1744         snd_soc_component_update_bits(component, DA7213_HP_L_CTRL,
1745                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1746         snd_soc_component_update_bits(component, DA7213_HP_R_CTRL,
1747                             DA7213_HP_AMP_OE, DA7213_HP_AMP_OE);
1748
1749         snd_soc_component_update_bits(component, DA7213_LINE_CTRL,
1750                             DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE);
1751
1752         /* Handle DT/Platform data */
1753         da7213->pdata = dev_get_platdata(component->dev);
1754         if (!da7213->pdata)
1755                 da7213->pdata = da7213_fw_to_pdata(component);
1756
1757         /* Set platform data values */
1758         if (da7213->pdata) {
1759                 struct da7213_platform_data *pdata = da7213->pdata;
1760                 u8 micbias_lvl = 0, dmic_cfg = 0;
1761
1762                 /* Set Mic Bias voltages */
1763                 switch (pdata->micbias1_lvl) {
1764                 case DA7213_MICBIAS_1_6V:
1765                 case DA7213_MICBIAS_2_2V:
1766                 case DA7213_MICBIAS_2_5V:
1767                 case DA7213_MICBIAS_3_0V:
1768                         micbias_lvl |= (pdata->micbias1_lvl <<
1769                                         DA7213_MICBIAS1_LEVEL_SHIFT);
1770                         break;
1771                 }
1772                 switch (pdata->micbias2_lvl) {
1773                 case DA7213_MICBIAS_1_6V:
1774                 case DA7213_MICBIAS_2_2V:
1775                 case DA7213_MICBIAS_2_5V:
1776                 case DA7213_MICBIAS_3_0V:
1777                         micbias_lvl |= (pdata->micbias2_lvl <<
1778                                          DA7213_MICBIAS2_LEVEL_SHIFT);
1779                         break;
1780                 }
1781                 snd_soc_component_update_bits(component, DA7213_MICBIAS_CTRL,
1782                                     DA7213_MICBIAS1_LEVEL_MASK |
1783                                     DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl);
1784
1785                 /* Set DMIC configuration */
1786                 switch (pdata->dmic_data_sel) {
1787                 case DA7213_DMIC_DATA_LFALL_RRISE:
1788                 case DA7213_DMIC_DATA_LRISE_RFALL:
1789                         dmic_cfg |= (pdata->dmic_data_sel <<
1790                                      DA7213_DMIC_DATA_SEL_SHIFT);
1791                         break;
1792                 }
1793                 switch (pdata->dmic_samplephase) {
1794                 case DA7213_DMIC_SAMPLE_ON_CLKEDGE:
1795                 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE:
1796                         dmic_cfg |= (pdata->dmic_samplephase <<
1797                                      DA7213_DMIC_SAMPLEPHASE_SHIFT);
1798                         break;
1799                 }
1800                 switch (pdata->dmic_clk_rate) {
1801                 case DA7213_DMIC_CLK_3_0MHZ:
1802                 case DA7213_DMIC_CLK_1_5MHZ:
1803                         dmic_cfg |= (pdata->dmic_clk_rate <<
1804                                      DA7213_DMIC_CLK_RATE_SHIFT);
1805                         break;
1806                 }
1807                 snd_soc_component_update_bits(component, DA7213_MIC_CONFIG,
1808                                     DA7213_DMIC_DATA_SEL_MASK |
1809                                     DA7213_DMIC_SAMPLEPHASE_MASK |
1810                                     DA7213_DMIC_CLK_RATE_MASK, dmic_cfg);
1811         }
1812
1813         /* Check if MCLK provided */
1814         da7213->mclk = devm_clk_get(component->dev, "mclk");
1815         if (IS_ERR(da7213->mclk)) {
1816                 if (PTR_ERR(da7213->mclk) != -ENOENT)
1817                         return PTR_ERR(da7213->mclk);
1818                 else
1819                         da7213->mclk = NULL;
1820         }
1821
1822         return 0;
1823 }
1824
1825 static const struct snd_soc_component_driver soc_component_dev_da7213 = {
1826         .probe                  = da7213_probe,
1827         .set_bias_level         = da7213_set_bias_level,
1828         .controls               = da7213_snd_controls,
1829         .num_controls           = ARRAY_SIZE(da7213_snd_controls),
1830         .dapm_widgets           = da7213_dapm_widgets,
1831         .num_dapm_widgets       = ARRAY_SIZE(da7213_dapm_widgets),
1832         .dapm_routes            = da7213_audio_map,
1833         .num_dapm_routes        = ARRAY_SIZE(da7213_audio_map),
1834         .idle_bias_on           = 1,
1835         .use_pmdown_time        = 1,
1836         .endianness             = 1,
1837         .non_legacy_dai_naming  = 1,
1838 };
1839
1840 static const struct regmap_config da7213_regmap_config = {
1841         .reg_bits = 8,
1842         .val_bits = 8,
1843
1844         .reg_defaults = da7213_reg_defaults,
1845         .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults),
1846         .volatile_reg = da7213_volatile_register,
1847         .cache_type = REGCACHE_RBTREE,
1848 };
1849
1850 static int da7213_i2c_probe(struct i2c_client *i2c,
1851                             const struct i2c_device_id *id)
1852 {
1853         struct da7213_priv *da7213;
1854         int ret;
1855
1856         da7213 = devm_kzalloc(&i2c->dev, sizeof(*da7213), GFP_KERNEL);
1857         if (!da7213)
1858                 return -ENOMEM;
1859
1860         i2c_set_clientdata(i2c, da7213);
1861
1862         da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config);
1863         if (IS_ERR(da7213->regmap)) {
1864                 ret = PTR_ERR(da7213->regmap);
1865                 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
1866                 return ret;
1867         }
1868
1869         ret = devm_snd_soc_register_component(&i2c->dev,
1870                         &soc_component_dev_da7213, &da7213_dai, 1);
1871         if (ret < 0) {
1872                 dev_err(&i2c->dev, "Failed to register da7213 component: %d\n",
1873                         ret);
1874         }
1875         return ret;
1876 }
1877
1878 static const struct i2c_device_id da7213_i2c_id[] = {
1879         { "da7213", 0 },
1880         { }
1881 };
1882 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id);
1883
1884 /* I2C codec control layer */
1885 static struct i2c_driver da7213_i2c_driver = {
1886         .driver = {
1887                 .name = "da7213",
1888                 .of_match_table = of_match_ptr(da7213_of_match),
1889                 .acpi_match_table = ACPI_PTR(da7213_acpi_match),
1890         },
1891         .probe          = da7213_i2c_probe,
1892         .id_table       = da7213_i2c_id,
1893 };
1894
1895 module_i2c_driver(da7213_i2c_driver);
1896
1897 MODULE_DESCRIPTION("ASoC DA7213 Codec driver");
1898 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
1899 MODULE_LICENSE("GPL");