root/sound/soc/codecs/da7218.c

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DEFINITIONS

This source file includes following definitions.
  1. da7218_alc_calib
  2. da7218_mixin_gain_put
  3. da7218_alc_sw_put
  4. da7218_tonegen_freq_get
  5. da7218_tonegen_freq_put
  6. da7218_mic_lvl_det_sw_put
  7. da7218_mic_lvl_det_sw_get
  8. da7218_biquad_coeff_get
  9. da7218_biquad_coeff_put
  10. da7218_in_filter_event
  11. da7218_dai_event
  12. da7218_cp_event
  13. da7218_hp_pga_event
  14. da7218_set_dai_sysclk
  15. da7218_set_dai_pll
  16. da7218_set_dai_fmt
  17. da7218_set_dai_tdm_slot
  18. da7218_hw_params
  19. da7218_hpldet
  20. da7218_micldet_irq
  21. da7218_hpldet_irq
  22. da7218_irq_thread
  23. da7218_of_get_id
  24. da7218_of_micbias_lvl
  25. da7218_of_mic_amp_in_sel
  26. da7218_of_dmic_data_sel
  27. da7218_of_dmic_samplephase
  28. da7218_of_dmic_clkrate
  29. da7218_of_jack_rate
  30. da7218_of_jack_debounce
  31. da7218_of_jack_thr
  32. da7218_of_to_pdata
  33. da7218_set_bias_level
  34. da7218_handle_supplies
  35. da7218_handle_pdata
  36. da7218_probe
  37. da7218_remove
  38. da7218_suspend
  39. da7218_resume
  40. da7218_volatile_register
  41. da7218_i2c_probe

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * da7218.c - DA7218 ALSA SoC Codec Driver
   4  *
   5  * Copyright (c) 2015 Dialog Semiconductor
   6  *
   7  * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
   8  */
   9 
  10 #include <linux/clk.h>
  11 #include <linux/i2c.h>
  12 #include <linux/of_device.h>
  13 #include <linux/regmap.h>
  14 #include <linux/slab.h>
  15 #include <linux/pm.h>
  16 #include <linux/module.h>
  17 #include <linux/delay.h>
  18 #include <linux/regulator/consumer.h>
  19 #include <sound/pcm.h>
  20 #include <sound/pcm_params.h>
  21 #include <sound/soc.h>
  22 #include <sound/soc-dapm.h>
  23 #include <sound/jack.h>
  24 #include <sound/initval.h>
  25 #include <sound/tlv.h>
  26 #include <asm/div64.h>
  27 
  28 #include <sound/da7218.h>
  29 #include "da7218.h"
  30 
  31 
  32 /*
  33  * TLVs and Enums
  34  */
  35 
  36 /* Input TLVs */
  37 static const DECLARE_TLV_DB_SCALE(da7218_mic_gain_tlv, -600, 600, 0);
  38 static const DECLARE_TLV_DB_SCALE(da7218_mixin_gain_tlv, -450, 150, 0);
  39 static const DECLARE_TLV_DB_SCALE(da7218_in_dig_gain_tlv, -8325, 75, 0);
  40 static const DECLARE_TLV_DB_SCALE(da7218_ags_trigger_tlv, -9000, 600, 0);
  41 static const DECLARE_TLV_DB_SCALE(da7218_ags_att_max_tlv, 0, 600, 0);
  42 static const DECLARE_TLV_DB_SCALE(da7218_alc_threshold_tlv, -9450, 150, 0);
  43 static const DECLARE_TLV_DB_SCALE(da7218_alc_gain_tlv, 0, 600, 0);
  44 static const DECLARE_TLV_DB_SCALE(da7218_alc_ana_gain_tlv, 0, 600, 0);
  45 
  46 /* Input/Output TLVs */
  47 static const DECLARE_TLV_DB_SCALE(da7218_dmix_gain_tlv, -4200, 150, 0);
  48 
  49 /* Output TLVs */
  50 static const DECLARE_TLV_DB_SCALE(da7218_dgs_trigger_tlv, -9450, 150, 0);
  51 static const DECLARE_TLV_DB_SCALE(da7218_dgs_anticlip_tlv, -4200, 600, 0);
  52 static const DECLARE_TLV_DB_SCALE(da7218_dgs_signal_tlv, -9000, 600, 0);
  53 static const DECLARE_TLV_DB_SCALE(da7218_out_eq_band_tlv, -1050, 150, 0);
  54 static const DECLARE_TLV_DB_SCALE(da7218_out_dig_gain_tlv, -8325, 75, 0);
  55 static const DECLARE_TLV_DB_SCALE(da7218_dac_ng_threshold_tlv, -10200, 600, 0);
  56 static const DECLARE_TLV_DB_SCALE(da7218_mixout_gain_tlv, -100, 50, 0);
  57 static const DECLARE_TLV_DB_SCALE(da7218_hp_gain_tlv, -5700, 150, 0);
  58 
  59 /* Input Enums */
  60 static const char * const da7218_alc_attack_rate_txt[] = {
  61         "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs",
  62         "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs",
  63         "30024/fs",
  64 };
  65 
  66 static const struct soc_enum da7218_alc_attack_rate =
  67         SOC_ENUM_SINGLE(DA7218_ALC_CTRL2, DA7218_ALC_ATTACK_SHIFT,
  68                         DA7218_ALC_ATTACK_MAX, da7218_alc_attack_rate_txt);
  69 
  70 static const char * const da7218_alc_release_rate_txt[] = {
  71         "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs",
  72         "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs",
  73 };
  74 
  75 static const struct soc_enum da7218_alc_release_rate =
  76         SOC_ENUM_SINGLE(DA7218_ALC_CTRL2, DA7218_ALC_RELEASE_SHIFT,
  77                         DA7218_ALC_RELEASE_MAX, da7218_alc_release_rate_txt);
  78 
  79 static const char * const da7218_alc_hold_time_txt[] = {
  80         "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs",
  81         "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs",
  82         "253952/fs", "507904/fs", "1015808/fs", "2031616/fs"
  83 };
  84 
  85 static const struct soc_enum da7218_alc_hold_time =
  86         SOC_ENUM_SINGLE(DA7218_ALC_CTRL3, DA7218_ALC_HOLD_SHIFT,
  87                         DA7218_ALC_HOLD_MAX, da7218_alc_hold_time_txt);
  88 
  89 static const char * const da7218_alc_anticlip_step_txt[] = {
  90         "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs",
  91 };
  92 
  93 static const struct soc_enum da7218_alc_anticlip_step =
  94         SOC_ENUM_SINGLE(DA7218_ALC_ANTICLIP_CTRL,
  95                         DA7218_ALC_ANTICLIP_STEP_SHIFT,
  96                         DA7218_ALC_ANTICLIP_STEP_MAX,
  97                         da7218_alc_anticlip_step_txt);
  98 
  99 static const char * const da7218_integ_rate_txt[] = {
 100         "1/4", "1/16", "1/256", "1/65536"
 101 };
 102 
 103 static const struct soc_enum da7218_integ_attack_rate =
 104         SOC_ENUM_SINGLE(DA7218_ENV_TRACK_CTRL, DA7218_INTEG_ATTACK_SHIFT,
 105                         DA7218_INTEG_MAX, da7218_integ_rate_txt);
 106 
 107 static const struct soc_enum da7218_integ_release_rate =
 108         SOC_ENUM_SINGLE(DA7218_ENV_TRACK_CTRL, DA7218_INTEG_RELEASE_SHIFT,
 109                         DA7218_INTEG_MAX, da7218_integ_rate_txt);
 110 
 111 /* Input/Output Enums */
 112 static const char * const da7218_gain_ramp_rate_txt[] = {
 113         "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8",
 114         "Nominal Rate / 16",
 115 };
 116 
 117 static const struct soc_enum da7218_gain_ramp_rate =
 118         SOC_ENUM_SINGLE(DA7218_GAIN_RAMP_CTRL, DA7218_GAIN_RAMP_RATE_SHIFT,
 119                         DA7218_GAIN_RAMP_RATE_MAX, da7218_gain_ramp_rate_txt);
 120 
 121 static const char * const da7218_hpf_mode_txt[] = {
 122         "Disabled", "Audio", "Voice",
 123 };
 124 
 125 static const unsigned int da7218_hpf_mode_val[] = {
 126         DA7218_HPF_DISABLED, DA7218_HPF_AUDIO_EN, DA7218_HPF_VOICE_EN,
 127 };
 128 
 129 static const struct soc_enum da7218_in1_hpf_mode =
 130         SOC_VALUE_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
 131                               DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
 132                               DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
 133                               da7218_hpf_mode_val);
 134 
 135 static const struct soc_enum da7218_in2_hpf_mode =
 136         SOC_VALUE_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
 137                               DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
 138                               DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
 139                               da7218_hpf_mode_val);
 140 
 141 static const struct soc_enum da7218_out1_hpf_mode =
 142         SOC_VALUE_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
 143                               DA7218_HPF_MODE_SHIFT, DA7218_HPF_MODE_MASK,
 144                               DA7218_HPF_MODE_MAX, da7218_hpf_mode_txt,
 145                               da7218_hpf_mode_val);
 146 
 147 static const char * const da7218_audio_hpf_corner_txt[] = {
 148         "2Hz", "4Hz", "8Hz", "16Hz",
 149 };
 150 
 151 static const struct soc_enum da7218_in1_audio_hpf_corner =
 152         SOC_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
 153                         DA7218_IN_1_AUDIO_HPF_CORNER_SHIFT,
 154                         DA7218_AUDIO_HPF_CORNER_MAX,
 155                         da7218_audio_hpf_corner_txt);
 156 
 157 static const struct soc_enum da7218_in2_audio_hpf_corner =
 158         SOC_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
 159                         DA7218_IN_2_AUDIO_HPF_CORNER_SHIFT,
 160                         DA7218_AUDIO_HPF_CORNER_MAX,
 161                         da7218_audio_hpf_corner_txt);
 162 
 163 static const struct soc_enum da7218_out1_audio_hpf_corner =
 164         SOC_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
 165                         DA7218_OUT_1_AUDIO_HPF_CORNER_SHIFT,
 166                         DA7218_AUDIO_HPF_CORNER_MAX,
 167                         da7218_audio_hpf_corner_txt);
 168 
 169 static const char * const da7218_voice_hpf_corner_txt[] = {
 170         "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz",
 171 };
 172 
 173 static const struct soc_enum da7218_in1_voice_hpf_corner =
 174         SOC_ENUM_SINGLE(DA7218_IN_1_HPF_FILTER_CTRL,
 175                         DA7218_IN_1_VOICE_HPF_CORNER_SHIFT,
 176                         DA7218_VOICE_HPF_CORNER_MAX,
 177                         da7218_voice_hpf_corner_txt);
 178 
 179 static const struct soc_enum da7218_in2_voice_hpf_corner =
 180         SOC_ENUM_SINGLE(DA7218_IN_2_HPF_FILTER_CTRL,
 181                         DA7218_IN_2_VOICE_HPF_CORNER_SHIFT,
 182                         DA7218_VOICE_HPF_CORNER_MAX,
 183                         da7218_voice_hpf_corner_txt);
 184 
 185 static const struct soc_enum da7218_out1_voice_hpf_corner =
 186         SOC_ENUM_SINGLE(DA7218_OUT_1_HPF_FILTER_CTRL,
 187                         DA7218_OUT_1_VOICE_HPF_CORNER_SHIFT,
 188                         DA7218_VOICE_HPF_CORNER_MAX,
 189                         da7218_voice_hpf_corner_txt);
 190 
 191 static const char * const da7218_tonegen_dtmf_key_txt[] = {
 192         "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D",
 193         "*", "#"
 194 };
 195 
 196 static const struct soc_enum da7218_tonegen_dtmf_key =
 197         SOC_ENUM_SINGLE(DA7218_TONE_GEN_CFG1, DA7218_DTMF_REG_SHIFT,
 198                         DA7218_DTMF_REG_MAX, da7218_tonegen_dtmf_key_txt);
 199 
 200 static const char * const da7218_tonegen_swg_sel_txt[] = {
 201         "Sum", "SWG1", "SWG2", "SWG1_1-Cos"
 202 };
 203 
 204 static const struct soc_enum da7218_tonegen_swg_sel =
 205         SOC_ENUM_SINGLE(DA7218_TONE_GEN_CFG2, DA7218_SWG_SEL_SHIFT,
 206                         DA7218_SWG_SEL_MAX, da7218_tonegen_swg_sel_txt);
 207 
 208 /* Output Enums */
 209 static const char * const da7218_dgs_rise_coeff_txt[] = {
 210         "1/1", "1/16", "1/64", "1/256", "1/1024", "1/4096", "1/16384",
 211 };
 212 
 213 static const struct soc_enum da7218_dgs_rise_coeff =
 214         SOC_ENUM_SINGLE(DA7218_DGS_RISE_FALL, DA7218_DGS_RISE_COEFF_SHIFT,
 215                         DA7218_DGS_RISE_COEFF_MAX, da7218_dgs_rise_coeff_txt);
 216 
 217 static const char * const da7218_dgs_fall_coeff_txt[] = {
 218         "1/4", "1/16", "1/64", "1/256", "1/1024", "1/4096", "1/16384", "1/65536",
 219 };
 220 
 221 static const struct soc_enum da7218_dgs_fall_coeff =
 222         SOC_ENUM_SINGLE(DA7218_DGS_RISE_FALL, DA7218_DGS_FALL_COEFF_SHIFT,
 223                         DA7218_DGS_FALL_COEFF_MAX, da7218_dgs_fall_coeff_txt);
 224 
 225 static const char * const da7218_dac_ng_setup_time_txt[] = {
 226         "256 Samples", "512 Samples", "1024 Samples", "2048 Samples"
 227 };
 228 
 229 static const struct soc_enum da7218_dac_ng_setup_time =
 230         SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
 231                         DA7218_DAC_NG_SETUP_TIME_SHIFT,
 232                         DA7218_DAC_NG_SETUP_TIME_MAX,
 233                         da7218_dac_ng_setup_time_txt);
 234 
 235 static const char * const da7218_dac_ng_rampup_txt[] = {
 236         "0.22ms/dB", "0.0138ms/dB"
 237 };
 238 
 239 static const struct soc_enum da7218_dac_ng_rampup_rate =
 240         SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
 241                         DA7218_DAC_NG_RAMPUP_RATE_SHIFT,
 242                         DA7218_DAC_NG_RAMPUP_RATE_MAX,
 243                         da7218_dac_ng_rampup_txt);
 244 
 245 static const char * const da7218_dac_ng_rampdown_txt[] = {
 246         "0.88ms/dB", "14.08ms/dB"
 247 };
 248 
 249 static const struct soc_enum da7218_dac_ng_rampdown_rate =
 250         SOC_ENUM_SINGLE(DA7218_DAC_NG_SETUP_TIME,
 251                         DA7218_DAC_NG_RAMPDN_RATE_SHIFT,
 252                         DA7218_DAC_NG_RAMPDN_RATE_MAX,
 253                         da7218_dac_ng_rampdown_txt);
 254 
 255 static const char * const da7218_cp_mchange_txt[] = {
 256         "Largest Volume", "DAC Volume", "Signal Magnitude"
 257 };
 258 
 259 static const unsigned int da7218_cp_mchange_val[] = {
 260         DA7218_CP_MCHANGE_LARGEST_VOL, DA7218_CP_MCHANGE_DAC_VOL,
 261         DA7218_CP_MCHANGE_SIG_MAG
 262 };
 263 
 264 static const struct soc_enum da7218_cp_mchange =
 265         SOC_VALUE_ENUM_SINGLE(DA7218_CP_CTRL, DA7218_CP_MCHANGE_SHIFT,
 266                               DA7218_CP_MCHANGE_REL_MASK, DA7218_CP_MCHANGE_MAX,
 267                               da7218_cp_mchange_txt, da7218_cp_mchange_val);
 268 
 269 static const char * const da7218_cp_fcontrol_txt[] = {
 270         "1MHz", "500KHz", "250KHz", "125KHz", "63KHz", "0KHz"
 271 };
 272 
 273 static const struct soc_enum da7218_cp_fcontrol =
 274         SOC_ENUM_SINGLE(DA7218_CP_DELAY, DA7218_CP_FCONTROL_SHIFT,
 275                         DA7218_CP_FCONTROL_MAX, da7218_cp_fcontrol_txt);
 276 
 277 static const char * const da7218_cp_tau_delay_txt[] = {
 278         "0ms", "2ms", "4ms", "16ms", "64ms", "128ms", "256ms", "512ms"
 279 };
 280 
 281 static const struct soc_enum da7218_cp_tau_delay =
 282         SOC_ENUM_SINGLE(DA7218_CP_DELAY, DA7218_CP_TAU_DELAY_SHIFT,
 283                         DA7218_CP_TAU_DELAY_MAX, da7218_cp_tau_delay_txt);
 284 
 285 /*
 286  * Control Functions
 287  */
 288 
 289 /* ALC */
 290 static void da7218_alc_calib(struct snd_soc_component *component)
 291 {
 292         u8 mic_1_ctrl, mic_2_ctrl;
 293         u8 mixin_1_ctrl, mixin_2_ctrl;
 294         u8 in_1l_filt_ctrl, in_1r_filt_ctrl, in_2l_filt_ctrl, in_2r_filt_ctrl;
 295         u8 in_1_hpf_ctrl, in_2_hpf_ctrl;
 296         u8 calib_ctrl;
 297         int i = 0;
 298         bool calibrated = false;
 299 
 300         /* Save current state of MIC control registers */
 301         mic_1_ctrl = snd_soc_component_read32(component, DA7218_MIC_1_CTRL);
 302         mic_2_ctrl = snd_soc_component_read32(component, DA7218_MIC_2_CTRL);
 303 
 304         /* Save current state of input mixer control registers */
 305         mixin_1_ctrl = snd_soc_component_read32(component, DA7218_MIXIN_1_CTRL);
 306         mixin_2_ctrl = snd_soc_component_read32(component, DA7218_MIXIN_2_CTRL);
 307 
 308         /* Save current state of input filter control registers */
 309         in_1l_filt_ctrl = snd_soc_component_read32(component, DA7218_IN_1L_FILTER_CTRL);
 310         in_1r_filt_ctrl = snd_soc_component_read32(component, DA7218_IN_1R_FILTER_CTRL);
 311         in_2l_filt_ctrl = snd_soc_component_read32(component, DA7218_IN_2L_FILTER_CTRL);
 312         in_2r_filt_ctrl = snd_soc_component_read32(component, DA7218_IN_2R_FILTER_CTRL);
 313 
 314         /* Save current state of input HPF control registers */
 315         in_1_hpf_ctrl = snd_soc_component_read32(component, DA7218_IN_1_HPF_FILTER_CTRL);
 316         in_2_hpf_ctrl = snd_soc_component_read32(component, DA7218_IN_2_HPF_FILTER_CTRL);
 317 
 318         /* Enable then Mute MIC PGAs */
 319         snd_soc_component_update_bits(component, DA7218_MIC_1_CTRL, DA7218_MIC_1_AMP_EN_MASK,
 320                             DA7218_MIC_1_AMP_EN_MASK);
 321         snd_soc_component_update_bits(component, DA7218_MIC_2_CTRL, DA7218_MIC_2_AMP_EN_MASK,
 322                             DA7218_MIC_2_AMP_EN_MASK);
 323         snd_soc_component_update_bits(component, DA7218_MIC_1_CTRL,
 324                             DA7218_MIC_1_AMP_MUTE_EN_MASK,
 325                             DA7218_MIC_1_AMP_MUTE_EN_MASK);
 326         snd_soc_component_update_bits(component, DA7218_MIC_2_CTRL,
 327                             DA7218_MIC_2_AMP_MUTE_EN_MASK,
 328                             DA7218_MIC_2_AMP_MUTE_EN_MASK);
 329 
 330         /* Enable input mixers unmuted */
 331         snd_soc_component_update_bits(component, DA7218_MIXIN_1_CTRL,
 332                             DA7218_MIXIN_1_AMP_EN_MASK |
 333                             DA7218_MIXIN_1_AMP_MUTE_EN_MASK,
 334                             DA7218_MIXIN_1_AMP_EN_MASK);
 335         snd_soc_component_update_bits(component, DA7218_MIXIN_2_CTRL,
 336                             DA7218_MIXIN_2_AMP_EN_MASK |
 337                             DA7218_MIXIN_2_AMP_MUTE_EN_MASK,
 338                             DA7218_MIXIN_2_AMP_EN_MASK);
 339 
 340         /* Enable input filters unmuted */
 341         snd_soc_component_update_bits(component, DA7218_IN_1L_FILTER_CTRL,
 342                             DA7218_IN_1L_FILTER_EN_MASK |
 343                             DA7218_IN_1L_MUTE_EN_MASK,
 344                             DA7218_IN_1L_FILTER_EN_MASK);
 345         snd_soc_component_update_bits(component, DA7218_IN_1R_FILTER_CTRL,
 346                             DA7218_IN_1R_FILTER_EN_MASK |
 347                             DA7218_IN_1R_MUTE_EN_MASK,
 348                             DA7218_IN_1R_FILTER_EN_MASK);
 349         snd_soc_component_update_bits(component, DA7218_IN_2L_FILTER_CTRL,
 350                             DA7218_IN_2L_FILTER_EN_MASK |
 351                             DA7218_IN_2L_MUTE_EN_MASK,
 352                             DA7218_IN_2L_FILTER_EN_MASK);
 353         snd_soc_component_update_bits(component, DA7218_IN_2R_FILTER_CTRL,
 354                             DA7218_IN_2R_FILTER_EN_MASK |
 355                             DA7218_IN_2R_MUTE_EN_MASK,
 356                             DA7218_IN_2R_FILTER_EN_MASK);
 357 
 358         /*
 359          * Make sure input HPFs voice mode is disabled, otherwise for sampling
 360          * rates above 32KHz the ADC signals will be stopped and will cause
 361          * calibration to lock up.
 362          */
 363         snd_soc_component_update_bits(component, DA7218_IN_1_HPF_FILTER_CTRL,
 364                             DA7218_IN_1_VOICE_EN_MASK, 0);
 365         snd_soc_component_update_bits(component, DA7218_IN_2_HPF_FILTER_CTRL,
 366                             DA7218_IN_2_VOICE_EN_MASK, 0);
 367 
 368         /* Perform auto calibration */
 369         snd_soc_component_update_bits(component, DA7218_CALIB_CTRL, DA7218_CALIB_AUTO_EN_MASK,
 370                             DA7218_CALIB_AUTO_EN_MASK);
 371         do {
 372                 calib_ctrl = snd_soc_component_read32(component, DA7218_CALIB_CTRL);
 373                 if (calib_ctrl & DA7218_CALIB_AUTO_EN_MASK) {
 374                         ++i;
 375                         usleep_range(DA7218_ALC_CALIB_DELAY_MIN,
 376                                      DA7218_ALC_CALIB_DELAY_MAX);
 377                 } else {
 378                         calibrated = true;
 379                 }
 380 
 381         } while ((i < DA7218_ALC_CALIB_MAX_TRIES) && (!calibrated));
 382 
 383         /* If auto calibration fails, disable DC offset, hybrid ALC */
 384         if ((!calibrated) || (calib_ctrl & DA7218_CALIB_OVERFLOW_MASK)) {
 385                 dev_warn(component->dev,
 386                          "ALC auto calibration failed - %s\n",
 387                          (calibrated) ? "overflow" : "timeout");
 388                 snd_soc_component_update_bits(component, DA7218_CALIB_CTRL,
 389                                     DA7218_CALIB_OFFSET_EN_MASK, 0);
 390                 snd_soc_component_update_bits(component, DA7218_ALC_CTRL1,
 391                                     DA7218_ALC_SYNC_MODE_MASK, 0);
 392 
 393         } else {
 394                 /* Enable DC offset cancellation */
 395                 snd_soc_component_update_bits(component, DA7218_CALIB_CTRL,
 396                                     DA7218_CALIB_OFFSET_EN_MASK,
 397                                     DA7218_CALIB_OFFSET_EN_MASK);
 398 
 399                 /* Enable ALC hybrid mode */
 400                 snd_soc_component_update_bits(component, DA7218_ALC_CTRL1,
 401                                     DA7218_ALC_SYNC_MODE_MASK,
 402                                     DA7218_ALC_SYNC_MODE_CH1 |
 403                                     DA7218_ALC_SYNC_MODE_CH2);
 404         }
 405 
 406         /* Restore input HPF control registers to original states */
 407         snd_soc_component_write(component, DA7218_IN_1_HPF_FILTER_CTRL, in_1_hpf_ctrl);
 408         snd_soc_component_write(component, DA7218_IN_2_HPF_FILTER_CTRL, in_2_hpf_ctrl);
 409 
 410         /* Restore input filter control registers to original states */
 411         snd_soc_component_write(component, DA7218_IN_1L_FILTER_CTRL, in_1l_filt_ctrl);
 412         snd_soc_component_write(component, DA7218_IN_1R_FILTER_CTRL, in_1r_filt_ctrl);
 413         snd_soc_component_write(component, DA7218_IN_2L_FILTER_CTRL, in_2l_filt_ctrl);
 414         snd_soc_component_write(component, DA7218_IN_2R_FILTER_CTRL, in_2r_filt_ctrl);
 415 
 416         /* Restore input mixer control registers to original state */
 417         snd_soc_component_write(component, DA7218_MIXIN_1_CTRL, mixin_1_ctrl);
 418         snd_soc_component_write(component, DA7218_MIXIN_2_CTRL, mixin_2_ctrl);
 419 
 420         /* Restore MIC control registers to original states */
 421         snd_soc_component_write(component, DA7218_MIC_1_CTRL, mic_1_ctrl);
 422         snd_soc_component_write(component, DA7218_MIC_2_CTRL, mic_2_ctrl);
 423 }
 424 
 425 static int da7218_mixin_gain_put(struct snd_kcontrol *kcontrol,
 426                                  struct snd_ctl_elem_value *ucontrol)
 427 {
 428         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 429         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 430         int ret;
 431 
 432         ret = snd_soc_put_volsw(kcontrol, ucontrol);
 433 
 434         /*
 435          * If ALC in operation and value of control has been updated,
 436          * make sure calibrated offsets are updated.
 437          */
 438         if ((ret == 1) && (da7218->alc_en))
 439                 da7218_alc_calib(component);
 440 
 441         return ret;
 442 }
 443 
 444 static int da7218_alc_sw_put(struct snd_kcontrol *kcontrol,
 445                              struct snd_ctl_elem_value *ucontrol)
 446 {
 447         struct soc_mixer_control *mc =
 448                 (struct soc_mixer_control *) kcontrol->private_value;
 449         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 450         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 451         unsigned int lvalue = ucontrol->value.integer.value[0];
 452         unsigned int rvalue = ucontrol->value.integer.value[1];
 453         unsigned int lshift = mc->shift;
 454         unsigned int rshift = mc->rshift;
 455         unsigned int mask = (mc->max << lshift) | (mc->max << rshift);
 456 
 457         /* Force ALC offset calibration if enabling ALC */
 458         if ((lvalue || rvalue) && (!da7218->alc_en))
 459                 da7218_alc_calib(component);
 460 
 461         /* Update bits to detail which channels are enabled/disabled */
 462         da7218->alc_en &= ~mask;
 463         da7218->alc_en |= (lvalue << lshift) | (rvalue << rshift);
 464 
 465         return snd_soc_put_volsw(kcontrol, ucontrol);
 466 }
 467 
 468 /* ToneGen */
 469 static int da7218_tonegen_freq_get(struct snd_kcontrol *kcontrol,
 470                                    struct snd_ctl_elem_value *ucontrol)
 471 {
 472         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 473         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 474         struct soc_mixer_control *mixer_ctrl =
 475                 (struct soc_mixer_control *) kcontrol->private_value;
 476         unsigned int reg = mixer_ctrl->reg;
 477         u16 val;
 478         int ret;
 479 
 480         /*
 481          * Frequency value spans two 8-bit registers, lower then upper byte.
 482          * Therefore we need to convert to host endianness here.
 483          */
 484         ret = regmap_raw_read(da7218->regmap, reg, &val, 2);
 485         if (ret)
 486                 return ret;
 487 
 488         ucontrol->value.integer.value[0] = le16_to_cpu(val);
 489 
 490         return 0;
 491 }
 492 
 493 static int da7218_tonegen_freq_put(struct snd_kcontrol *kcontrol,
 494                                    struct snd_ctl_elem_value *ucontrol)
 495 {
 496         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 497         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 498         struct soc_mixer_control *mixer_ctrl =
 499                 (struct soc_mixer_control *) kcontrol->private_value;
 500         unsigned int reg = mixer_ctrl->reg;
 501         u16 val;
 502 
 503         /*
 504          * Frequency value spans two 8-bit registers, lower then upper byte.
 505          * Therefore we need to convert to little endian here to align with
 506          * HW registers.
 507          */
 508         val = cpu_to_le16(ucontrol->value.integer.value[0]);
 509 
 510         return regmap_raw_write(da7218->regmap, reg, &val, 2);
 511 }
 512 
 513 static int da7218_mic_lvl_det_sw_put(struct snd_kcontrol *kcontrol,
 514                                      struct snd_ctl_elem_value *ucontrol)
 515 {
 516         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 517         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 518         struct soc_mixer_control *mixer_ctrl =
 519                 (struct soc_mixer_control *) kcontrol->private_value;
 520         unsigned int lvalue = ucontrol->value.integer.value[0];
 521         unsigned int rvalue = ucontrol->value.integer.value[1];
 522         unsigned int lshift = mixer_ctrl->shift;
 523         unsigned int rshift = mixer_ctrl->rshift;
 524         unsigned int mask = (mixer_ctrl->max << lshift) |
 525                             (mixer_ctrl->max << rshift);
 526         da7218->mic_lvl_det_en &= ~mask;
 527         da7218->mic_lvl_det_en |= (lvalue << lshift) | (rvalue << rshift);
 528 
 529         /*
 530          * Here we only enable the feature on paths which are already
 531          * powered. If a channel is enabled here for level detect, but that path
 532          * isn't powered, then the channel will actually be enabled when we do
 533          * power the path (IN_FILTER widget events). This handling avoids
 534          * unwanted level detect events.
 535          */
 536         return snd_soc_component_write(component, mixer_ctrl->reg,
 537                              (da7218->in_filt_en & da7218->mic_lvl_det_en));
 538 }
 539 
 540 static int da7218_mic_lvl_det_sw_get(struct snd_kcontrol *kcontrol,
 541                                      struct snd_ctl_elem_value *ucontrol)
 542 {
 543         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 544         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 545         struct soc_mixer_control *mixer_ctrl =
 546                 (struct soc_mixer_control *) kcontrol->private_value;
 547         unsigned int lshift = mixer_ctrl->shift;
 548         unsigned int rshift = mixer_ctrl->rshift;
 549         unsigned int lmask = (mixer_ctrl->max << lshift);
 550         unsigned int rmask = (mixer_ctrl->max << rshift);
 551 
 552         ucontrol->value.integer.value[0] =
 553                 (da7218->mic_lvl_det_en & lmask) >> lshift;
 554         ucontrol->value.integer.value[1] =
 555                 (da7218->mic_lvl_det_en & rmask) >> rshift;
 556 
 557         return 0;
 558 }
 559 
 560 static int da7218_biquad_coeff_get(struct snd_kcontrol *kcontrol,
 561                                    struct snd_ctl_elem_value *ucontrol)
 562 {
 563         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 564         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 565         struct soc_bytes_ext *bytes_ext =
 566                 (struct soc_bytes_ext *) kcontrol->private_value;
 567 
 568         /* Determine which BiQuads we're setting based on size of config data */
 569         switch (bytes_ext->max) {
 570         case DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE:
 571                 memcpy(ucontrol->value.bytes.data, da7218->biq_5stage_coeff,
 572                        bytes_ext->max);
 573                 break;
 574         case DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE:
 575                 memcpy(ucontrol->value.bytes.data, da7218->stbiq_3stage_coeff,
 576                        bytes_ext->max);
 577                 break;
 578         default:
 579                 return -EINVAL;
 580         }
 581 
 582         return 0;
 583 }
 584 
 585 static int da7218_biquad_coeff_put(struct snd_kcontrol *kcontrol,
 586                                    struct snd_ctl_elem_value *ucontrol)
 587 {
 588         struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 589         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
 590         struct soc_bytes_ext *bytes_ext =
 591                 (struct soc_bytes_ext *) kcontrol->private_value;
 592         u8 reg, out_filt1l;
 593         u8 cfg[DA7218_BIQ_CFG_SIZE];
 594         int i;
 595 
 596         /*
 597          * Determine which BiQuads we're setting based on size of config data,
 598          * and stored the data for use by get function.
 599          */
 600         switch (bytes_ext->max) {
 601         case DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE:
 602                 reg = DA7218_OUT_1_BIQ_5STAGE_DATA;
 603                 memcpy(da7218->biq_5stage_coeff, ucontrol->value.bytes.data,
 604                        bytes_ext->max);
 605                 break;
 606         case DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE:
 607                 reg = DA7218_SIDETONE_BIQ_3STAGE_DATA;
 608                 memcpy(da7218->stbiq_3stage_coeff, ucontrol->value.bytes.data,
 609                        bytes_ext->max);
 610                 break;
 611         default:
 612                 return -EINVAL;
 613         }
 614 
 615         /* Make sure at least out filter1 enabled to allow programming */
 616         out_filt1l = snd_soc_component_read32(component, DA7218_OUT_1L_FILTER_CTRL);
 617         snd_soc_component_write(component, DA7218_OUT_1L_FILTER_CTRL,
 618                       out_filt1l | DA7218_OUT_1L_FILTER_EN_MASK);
 619 
 620         for (i = 0; i < bytes_ext->max; ++i) {
 621                 cfg[DA7218_BIQ_CFG_DATA] = ucontrol->value.bytes.data[i];
 622                 cfg[DA7218_BIQ_CFG_ADDR] = i;
 623                 regmap_raw_write(da7218->regmap, reg, cfg, DA7218_BIQ_CFG_SIZE);
 624         }
 625 
 626         /* Restore filter to previous setting */
 627         snd_soc_component_write(component, DA7218_OUT_1L_FILTER_CTRL, out_filt1l);
 628 
 629         return 0;
 630 }
 631 
 632 
 633 /*
 634  * KControls
 635  */
 636 
 637 static const struct snd_kcontrol_new da7218_snd_controls[] = {
 638         /* Mics */
 639         SOC_SINGLE_TLV("Mic1 Volume", DA7218_MIC_1_GAIN,
 640                        DA7218_MIC_1_AMP_GAIN_SHIFT, DA7218_MIC_AMP_GAIN_MAX,
 641                        DA7218_NO_INVERT, da7218_mic_gain_tlv),
 642         SOC_SINGLE("Mic1 Switch", DA7218_MIC_1_CTRL,
 643                    DA7218_MIC_1_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 644                    DA7218_INVERT),
 645         SOC_SINGLE_TLV("Mic2 Volume", DA7218_MIC_2_GAIN,
 646                        DA7218_MIC_2_AMP_GAIN_SHIFT, DA7218_MIC_AMP_GAIN_MAX,
 647                        DA7218_NO_INVERT, da7218_mic_gain_tlv),
 648         SOC_SINGLE("Mic2 Switch", DA7218_MIC_2_CTRL,
 649                    DA7218_MIC_2_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 650                    DA7218_INVERT),
 651 
 652         /* Mixer Input */
 653         SOC_SINGLE_EXT_TLV("Mixin1 Volume", DA7218_MIXIN_1_GAIN,
 654                            DA7218_MIXIN_1_AMP_GAIN_SHIFT,
 655                            DA7218_MIXIN_AMP_GAIN_MAX, DA7218_NO_INVERT,
 656                            snd_soc_get_volsw, da7218_mixin_gain_put,
 657                            da7218_mixin_gain_tlv),
 658         SOC_SINGLE("Mixin1 Switch", DA7218_MIXIN_1_CTRL,
 659                    DA7218_MIXIN_1_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 660                    DA7218_INVERT),
 661         SOC_SINGLE("Mixin1 Gain Ramp Switch", DA7218_MIXIN_1_CTRL,
 662                    DA7218_MIXIN_1_AMP_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 663                    DA7218_NO_INVERT),
 664         SOC_SINGLE("Mixin1 ZC Gain Switch", DA7218_MIXIN_1_CTRL,
 665                    DA7218_MIXIN_1_AMP_ZC_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 666                    DA7218_NO_INVERT),
 667         SOC_SINGLE_EXT_TLV("Mixin2 Volume", DA7218_MIXIN_2_GAIN,
 668                            DA7218_MIXIN_2_AMP_GAIN_SHIFT,
 669                            DA7218_MIXIN_AMP_GAIN_MAX, DA7218_NO_INVERT,
 670                            snd_soc_get_volsw, da7218_mixin_gain_put,
 671                            da7218_mixin_gain_tlv),
 672         SOC_SINGLE("Mixin2 Switch", DA7218_MIXIN_2_CTRL,
 673                    DA7218_MIXIN_2_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 674                    DA7218_INVERT),
 675         SOC_SINGLE("Mixin2 Gain Ramp Switch", DA7218_MIXIN_2_CTRL,
 676                    DA7218_MIXIN_2_AMP_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 677                    DA7218_NO_INVERT),
 678         SOC_SINGLE("Mixin2 ZC Gain Switch", DA7218_MIXIN_2_CTRL,
 679                    DA7218_MIXIN_2_AMP_ZC_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 680                    DA7218_NO_INVERT),
 681 
 682         /* ADCs */
 683         SOC_SINGLE("ADC1 AAF Switch", DA7218_ADC_1_CTRL,
 684                    DA7218_ADC_1_AAF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 685                    DA7218_NO_INVERT),
 686         SOC_SINGLE("ADC2 AAF Switch", DA7218_ADC_2_CTRL,
 687                    DA7218_ADC_2_AAF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 688                    DA7218_NO_INVERT),
 689         SOC_SINGLE("ADC LP Mode Switch", DA7218_ADC_MODE,
 690                    DA7218_ADC_LP_MODE_SHIFT, DA7218_SWITCH_EN_MAX,
 691                    DA7218_NO_INVERT),
 692 
 693         /* Input Filters */
 694         SOC_SINGLE_TLV("In Filter1L Volume", DA7218_IN_1L_GAIN,
 695                        DA7218_IN_1L_DIGITAL_GAIN_SHIFT,
 696                        DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
 697                        da7218_in_dig_gain_tlv),
 698         SOC_SINGLE("In Filter1L Switch", DA7218_IN_1L_FILTER_CTRL,
 699                    DA7218_IN_1L_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 700                    DA7218_INVERT),
 701         SOC_SINGLE("In Filter1L Gain Ramp Switch", DA7218_IN_1L_FILTER_CTRL,
 702                    DA7218_IN_1L_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 703                    DA7218_NO_INVERT),
 704         SOC_SINGLE_TLV("In Filter1R Volume", DA7218_IN_1R_GAIN,
 705                        DA7218_IN_1R_DIGITAL_GAIN_SHIFT,
 706                        DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
 707                        da7218_in_dig_gain_tlv),
 708         SOC_SINGLE("In Filter1R Switch", DA7218_IN_1R_FILTER_CTRL,
 709                    DA7218_IN_1R_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 710                    DA7218_INVERT),
 711         SOC_SINGLE("In Filter1R Gain Ramp Switch",
 712                    DA7218_IN_1R_FILTER_CTRL, DA7218_IN_1R_RAMP_EN_SHIFT,
 713                    DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
 714         SOC_SINGLE_TLV("In Filter2L Volume", DA7218_IN_2L_GAIN,
 715                        DA7218_IN_2L_DIGITAL_GAIN_SHIFT,
 716                        DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
 717                        da7218_in_dig_gain_tlv),
 718         SOC_SINGLE("In Filter2L Switch", DA7218_IN_2L_FILTER_CTRL,
 719                    DA7218_IN_2L_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 720                    DA7218_INVERT),
 721         SOC_SINGLE("In Filter2L Gain Ramp Switch", DA7218_IN_2L_FILTER_CTRL,
 722                    DA7218_IN_2L_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 723                    DA7218_NO_INVERT),
 724         SOC_SINGLE_TLV("In Filter2R Volume", DA7218_IN_2R_GAIN,
 725                        DA7218_IN_2R_DIGITAL_GAIN_SHIFT,
 726                        DA7218_IN_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
 727                        da7218_in_dig_gain_tlv),
 728         SOC_SINGLE("In Filter2R Switch", DA7218_IN_2R_FILTER_CTRL,
 729                    DA7218_IN_2R_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 730                    DA7218_INVERT),
 731         SOC_SINGLE("In Filter2R Gain Ramp Switch",
 732                    DA7218_IN_2R_FILTER_CTRL, DA7218_IN_2R_RAMP_EN_SHIFT,
 733                    DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
 734 
 735         /* AGS */
 736         SOC_SINGLE_TLV("AGS Trigger", DA7218_AGS_TRIGGER,
 737                        DA7218_AGS_TRIGGER_SHIFT, DA7218_AGS_TRIGGER_MAX,
 738                        DA7218_INVERT, da7218_ags_trigger_tlv),
 739         SOC_SINGLE_TLV("AGS Max Attenuation", DA7218_AGS_ATT_MAX,
 740                        DA7218_AGS_ATT_MAX_SHIFT, DA7218_AGS_ATT_MAX_MAX,
 741                        DA7218_NO_INVERT, da7218_ags_att_max_tlv),
 742         SOC_SINGLE("AGS Anticlip Switch", DA7218_AGS_ANTICLIP_CTRL,
 743                    DA7218_AGS_ANTICLIP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 744                    DA7218_NO_INVERT),
 745         SOC_SINGLE("AGS Channel1 Switch", DA7218_AGS_ENABLE,
 746                    DA7218_AGS_ENABLE_CHAN1_SHIFT, DA7218_SWITCH_EN_MAX,
 747                    DA7218_NO_INVERT),
 748         SOC_SINGLE("AGS Channel2 Switch", DA7218_AGS_ENABLE,
 749                    DA7218_AGS_ENABLE_CHAN2_SHIFT, DA7218_SWITCH_EN_MAX,
 750                    DA7218_NO_INVERT),
 751 
 752         /* ALC */
 753         SOC_ENUM("ALC Attack Rate", da7218_alc_attack_rate),
 754         SOC_ENUM("ALC Release Rate", da7218_alc_release_rate),
 755         SOC_ENUM("ALC Hold Time", da7218_alc_hold_time),
 756         SOC_SINGLE_TLV("ALC Noise Threshold", DA7218_ALC_NOISE,
 757                        DA7218_ALC_NOISE_SHIFT, DA7218_ALC_THRESHOLD_MAX,
 758                        DA7218_INVERT, da7218_alc_threshold_tlv),
 759         SOC_SINGLE_TLV("ALC Min Threshold", DA7218_ALC_TARGET_MIN,
 760                        DA7218_ALC_THRESHOLD_MIN_SHIFT, DA7218_ALC_THRESHOLD_MAX,
 761                        DA7218_INVERT, da7218_alc_threshold_tlv),
 762         SOC_SINGLE_TLV("ALC Max Threshold", DA7218_ALC_TARGET_MAX,
 763                        DA7218_ALC_THRESHOLD_MAX_SHIFT, DA7218_ALC_THRESHOLD_MAX,
 764                        DA7218_INVERT, da7218_alc_threshold_tlv),
 765         SOC_SINGLE_TLV("ALC Max Attenuation", DA7218_ALC_GAIN_LIMITS,
 766                        DA7218_ALC_ATTEN_MAX_SHIFT, DA7218_ALC_ATTEN_GAIN_MAX,
 767                        DA7218_NO_INVERT, da7218_alc_gain_tlv),
 768         SOC_SINGLE_TLV("ALC Max Gain", DA7218_ALC_GAIN_LIMITS,
 769                        DA7218_ALC_GAIN_MAX_SHIFT, DA7218_ALC_ATTEN_GAIN_MAX,
 770                        DA7218_NO_INVERT, da7218_alc_gain_tlv),
 771         SOC_SINGLE_RANGE_TLV("ALC Min Analog Gain", DA7218_ALC_ANA_GAIN_LIMITS,
 772                              DA7218_ALC_ANA_GAIN_MIN_SHIFT,
 773                              DA7218_ALC_ANA_GAIN_MIN, DA7218_ALC_ANA_GAIN_MAX,
 774                              DA7218_NO_INVERT, da7218_alc_ana_gain_tlv),
 775         SOC_SINGLE_RANGE_TLV("ALC Max Analog Gain", DA7218_ALC_ANA_GAIN_LIMITS,
 776                              DA7218_ALC_ANA_GAIN_MAX_SHIFT,
 777                              DA7218_ALC_ANA_GAIN_MIN, DA7218_ALC_ANA_GAIN_MAX,
 778                              DA7218_NO_INVERT, da7218_alc_ana_gain_tlv),
 779         SOC_ENUM("ALC Anticlip Step", da7218_alc_anticlip_step),
 780         SOC_SINGLE("ALC Anticlip Switch", DA7218_ALC_ANTICLIP_CTRL,
 781                    DA7218_ALC_ANTICLIP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
 782                    DA7218_NO_INVERT),
 783         SOC_DOUBLE_EXT("ALC Channel1 Switch", DA7218_ALC_CTRL1,
 784                        DA7218_ALC_CHAN1_L_EN_SHIFT, DA7218_ALC_CHAN1_R_EN_SHIFT,
 785                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT,
 786                        snd_soc_get_volsw, da7218_alc_sw_put),
 787         SOC_DOUBLE_EXT("ALC Channel2 Switch", DA7218_ALC_CTRL1,
 788                        DA7218_ALC_CHAN2_L_EN_SHIFT, DA7218_ALC_CHAN2_R_EN_SHIFT,
 789                        DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT,
 790                        snd_soc_get_volsw, da7218_alc_sw_put),
 791 
 792         /* Envelope Tracking */
 793         SOC_ENUM("Envelope Tracking Attack Rate", da7218_integ_attack_rate),
 794         SOC_ENUM("Envelope Tracking Release Rate", da7218_integ_release_rate),
 795 
 796         /* Input High-Pass Filters */
 797         SOC_ENUM("In Filter1 HPF Mode", da7218_in1_hpf_mode),
 798         SOC_ENUM("In Filter1 HPF Corner Audio", da7218_in1_audio_hpf_corner),
 799         SOC_ENUM("In Filter1 HPF Corner Voice", da7218_in1_voice_hpf_corner),
 800         SOC_ENUM("In Filter2 HPF Mode", da7218_in2_hpf_mode),
 801         SOC_ENUM("In Filter2 HPF Corner Audio", da7218_in2_audio_hpf_corner),
 802         SOC_ENUM("In Filter2 HPF Corner Voice", da7218_in2_voice_hpf_corner),
 803 
 804         /* Mic Level Detect */
 805         SOC_DOUBLE_EXT("Mic Level Detect Channel1 Switch", DA7218_LVL_DET_CTRL,
 806                        DA7218_LVL_DET_EN_CHAN1L_SHIFT,
 807                        DA7218_LVL_DET_EN_CHAN1R_SHIFT, DA7218_SWITCH_EN_MAX,
 808                        DA7218_NO_INVERT, da7218_mic_lvl_det_sw_get,
 809                        da7218_mic_lvl_det_sw_put),
 810         SOC_DOUBLE_EXT("Mic Level Detect Channel2 Switch", DA7218_LVL_DET_CTRL,
 811                        DA7218_LVL_DET_EN_CHAN2L_SHIFT,
 812                        DA7218_LVL_DET_EN_CHAN2R_SHIFT, DA7218_SWITCH_EN_MAX,
 813                        DA7218_NO_INVERT, da7218_mic_lvl_det_sw_get,
 814                        da7218_mic_lvl_det_sw_put),
 815         SOC_SINGLE("Mic Level Detect Level", DA7218_LVL_DET_LEVEL,
 816                    DA7218_LVL_DET_LEVEL_SHIFT, DA7218_LVL_DET_LEVEL_MAX,
 817                    DA7218_NO_INVERT),
 818 
 819         /* Digital Mixer (Input) */
 820         SOC_SINGLE_TLV("DMix In Filter1L Out1 DAIL Volume",
 821                        DA7218_DMIX_OUTDAI_1L_INFILT_1L_GAIN,
 822                        DA7218_OUTDAI_1L_INFILT_1L_GAIN_SHIFT,
 823                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 824                        da7218_dmix_gain_tlv),
 825         SOC_SINGLE_TLV("DMix In Filter1L Out1 DAIR Volume",
 826                        DA7218_DMIX_OUTDAI_1R_INFILT_1L_GAIN,
 827                        DA7218_OUTDAI_1R_INFILT_1L_GAIN_SHIFT,
 828                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 829                        da7218_dmix_gain_tlv),
 830         SOC_SINGLE_TLV("DMix In Filter1L Out2 DAIL Volume",
 831                        DA7218_DMIX_OUTDAI_2L_INFILT_1L_GAIN,
 832                        DA7218_OUTDAI_2L_INFILT_1L_GAIN_SHIFT,
 833                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 834                        da7218_dmix_gain_tlv),
 835         SOC_SINGLE_TLV("DMix In Filter1L Out2 DAIR Volume",
 836                        DA7218_DMIX_OUTDAI_2R_INFILT_1L_GAIN,
 837                        DA7218_OUTDAI_2R_INFILT_1L_GAIN_SHIFT,
 838                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 839                        da7218_dmix_gain_tlv),
 840 
 841         SOC_SINGLE_TLV("DMix In Filter1R Out1 DAIL Volume",
 842                        DA7218_DMIX_OUTDAI_1L_INFILT_1R_GAIN,
 843                        DA7218_OUTDAI_1L_INFILT_1R_GAIN_SHIFT,
 844                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 845                        da7218_dmix_gain_tlv),
 846         SOC_SINGLE_TLV("DMix In Filter1R Out1 DAIR Volume",
 847                        DA7218_DMIX_OUTDAI_1R_INFILT_1R_GAIN,
 848                        DA7218_OUTDAI_1R_INFILT_1R_GAIN_SHIFT,
 849                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 850                        da7218_dmix_gain_tlv),
 851         SOC_SINGLE_TLV("DMix In Filter1R Out2 DAIL Volume",
 852                        DA7218_DMIX_OUTDAI_2L_INFILT_1R_GAIN,
 853                        DA7218_OUTDAI_2L_INFILT_1R_GAIN_SHIFT,
 854                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 855                        da7218_dmix_gain_tlv),
 856         SOC_SINGLE_TLV("DMix In Filter1R Out2 DAIR Volume",
 857                        DA7218_DMIX_OUTDAI_2R_INFILT_1R_GAIN,
 858                        DA7218_OUTDAI_2R_INFILT_1R_GAIN_SHIFT,
 859                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 860                        da7218_dmix_gain_tlv),
 861 
 862         SOC_SINGLE_TLV("DMix In Filter2L Out1 DAIL Volume",
 863                        DA7218_DMIX_OUTDAI_1L_INFILT_2L_GAIN,
 864                        DA7218_OUTDAI_1L_INFILT_2L_GAIN_SHIFT,
 865                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 866                        da7218_dmix_gain_tlv),
 867         SOC_SINGLE_TLV("DMix In Filter2L Out1 DAIR Volume",
 868                        DA7218_DMIX_OUTDAI_1R_INFILT_2L_GAIN,
 869                        DA7218_OUTDAI_1R_INFILT_2L_GAIN_SHIFT,
 870                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 871                        da7218_dmix_gain_tlv),
 872         SOC_SINGLE_TLV("DMix In Filter2L Out2 DAIL Volume",
 873                        DA7218_DMIX_OUTDAI_2L_INFILT_2L_GAIN,
 874                        DA7218_OUTDAI_2L_INFILT_2L_GAIN_SHIFT,
 875                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 876                        da7218_dmix_gain_tlv),
 877         SOC_SINGLE_TLV("DMix In Filter2L Out2 DAIR Volume",
 878                        DA7218_DMIX_OUTDAI_2R_INFILT_2L_GAIN,
 879                        DA7218_OUTDAI_2R_INFILT_2L_GAIN_SHIFT,
 880                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 881                        da7218_dmix_gain_tlv),
 882 
 883         SOC_SINGLE_TLV("DMix In Filter2R Out1 DAIL Volume",
 884                        DA7218_DMIX_OUTDAI_1L_INFILT_2R_GAIN,
 885                        DA7218_OUTDAI_1L_INFILT_2R_GAIN_SHIFT,
 886                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 887                        da7218_dmix_gain_tlv),
 888         SOC_SINGLE_TLV("DMix In Filter2R Out1 DAIR Volume",
 889                        DA7218_DMIX_OUTDAI_1R_INFILT_2R_GAIN,
 890                        DA7218_OUTDAI_1R_INFILT_2R_GAIN_SHIFT,
 891                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 892                        da7218_dmix_gain_tlv),
 893         SOC_SINGLE_TLV("DMix In Filter2R Out2 DAIL Volume",
 894                        DA7218_DMIX_OUTDAI_2L_INFILT_2R_GAIN,
 895                        DA7218_OUTDAI_2L_INFILT_2R_GAIN_SHIFT,
 896                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 897                        da7218_dmix_gain_tlv),
 898         SOC_SINGLE_TLV("DMix In Filter2R Out2 DAIR Volume",
 899                        DA7218_DMIX_OUTDAI_2R_INFILT_2R_GAIN,
 900                        DA7218_OUTDAI_2R_INFILT_2R_GAIN_SHIFT,
 901                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 902                        da7218_dmix_gain_tlv),
 903 
 904         SOC_SINGLE_TLV("DMix ToneGen Out1 DAIL Volume",
 905                        DA7218_DMIX_OUTDAI_1L_TONEGEN_GAIN,
 906                        DA7218_OUTDAI_1L_TONEGEN_GAIN_SHIFT,
 907                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 908                        da7218_dmix_gain_tlv),
 909         SOC_SINGLE_TLV("DMix ToneGen Out1 DAIR Volume",
 910                        DA7218_DMIX_OUTDAI_1R_TONEGEN_GAIN,
 911                        DA7218_OUTDAI_1R_TONEGEN_GAIN_SHIFT,
 912                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 913                        da7218_dmix_gain_tlv),
 914         SOC_SINGLE_TLV("DMix ToneGen Out2 DAIL Volume",
 915                        DA7218_DMIX_OUTDAI_2L_TONEGEN_GAIN,
 916                        DA7218_OUTDAI_2L_TONEGEN_GAIN_SHIFT,
 917                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 918                        da7218_dmix_gain_tlv),
 919         SOC_SINGLE_TLV("DMix ToneGen Out2 DAIR Volume",
 920                        DA7218_DMIX_OUTDAI_2R_TONEGEN_GAIN,
 921                        DA7218_OUTDAI_2R_TONEGEN_GAIN_SHIFT,
 922                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 923                        da7218_dmix_gain_tlv),
 924 
 925         SOC_SINGLE_TLV("DMix In DAIL Out1 DAIL Volume",
 926                        DA7218_DMIX_OUTDAI_1L_INDAI_1L_GAIN,
 927                        DA7218_OUTDAI_1L_INDAI_1L_GAIN_SHIFT,
 928                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 929                        da7218_dmix_gain_tlv),
 930         SOC_SINGLE_TLV("DMix In DAIL Out1 DAIR Volume",
 931                        DA7218_DMIX_OUTDAI_1R_INDAI_1L_GAIN,
 932                        DA7218_OUTDAI_1R_INDAI_1L_GAIN_SHIFT,
 933                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 934                        da7218_dmix_gain_tlv),
 935         SOC_SINGLE_TLV("DMix In DAIL Out2 DAIL Volume",
 936                        DA7218_DMIX_OUTDAI_2L_INDAI_1L_GAIN,
 937                        DA7218_OUTDAI_2L_INDAI_1L_GAIN_SHIFT,
 938                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 939                        da7218_dmix_gain_tlv),
 940         SOC_SINGLE_TLV("DMix In DAIL Out2 DAIR Volume",
 941                        DA7218_DMIX_OUTDAI_2R_INDAI_1L_GAIN,
 942                        DA7218_OUTDAI_2R_INDAI_1L_GAIN_SHIFT,
 943                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 944                        da7218_dmix_gain_tlv),
 945 
 946         SOC_SINGLE_TLV("DMix In DAIR Out1 DAIL Volume",
 947                        DA7218_DMIX_OUTDAI_1L_INDAI_1R_GAIN,
 948                        DA7218_OUTDAI_1L_INDAI_1R_GAIN_SHIFT,
 949                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 950                        da7218_dmix_gain_tlv),
 951         SOC_SINGLE_TLV("DMix In DAIR Out1 DAIR Volume",
 952                        DA7218_DMIX_OUTDAI_1R_INDAI_1R_GAIN,
 953                        DA7218_OUTDAI_1R_INDAI_1R_GAIN_SHIFT,
 954                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 955                        da7218_dmix_gain_tlv),
 956         SOC_SINGLE_TLV("DMix In DAIR Out2 DAIL Volume",
 957                        DA7218_DMIX_OUTDAI_2L_INDAI_1R_GAIN,
 958                        DA7218_OUTDAI_2L_INDAI_1R_GAIN_SHIFT,
 959                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 960                        da7218_dmix_gain_tlv),
 961         SOC_SINGLE_TLV("DMix In DAIR Out2 DAIR Volume",
 962                        DA7218_DMIX_OUTDAI_2R_INDAI_1R_GAIN,
 963                        DA7218_OUTDAI_2R_INDAI_1R_GAIN_SHIFT,
 964                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 965                        da7218_dmix_gain_tlv),
 966 
 967         /* Digital Mixer (Output) */
 968         SOC_SINGLE_TLV("DMix In Filter1L Out FilterL Volume",
 969                        DA7218_DMIX_OUTFILT_1L_INFILT_1L_GAIN,
 970                        DA7218_OUTFILT_1L_INFILT_1L_GAIN_SHIFT,
 971                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 972                        da7218_dmix_gain_tlv),
 973         SOC_SINGLE_TLV("DMix In Filter1L Out FilterR Volume",
 974                        DA7218_DMIX_OUTFILT_1R_INFILT_1L_GAIN,
 975                        DA7218_OUTFILT_1R_INFILT_1L_GAIN_SHIFT,
 976                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 977                        da7218_dmix_gain_tlv),
 978 
 979         SOC_SINGLE_TLV("DMix In Filter1R Out FilterL Volume",
 980                        DA7218_DMIX_OUTFILT_1L_INFILT_1R_GAIN,
 981                        DA7218_OUTFILT_1L_INFILT_1R_GAIN_SHIFT,
 982                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 983                        da7218_dmix_gain_tlv),
 984         SOC_SINGLE_TLV("DMix In Filter1R Out FilterR Volume",
 985                        DA7218_DMIX_OUTFILT_1R_INFILT_1R_GAIN,
 986                        DA7218_OUTFILT_1R_INFILT_1R_GAIN_SHIFT,
 987                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 988                        da7218_dmix_gain_tlv),
 989 
 990         SOC_SINGLE_TLV("DMix In Filter2L Out FilterL Volume",
 991                        DA7218_DMIX_OUTFILT_1L_INFILT_2L_GAIN,
 992                        DA7218_OUTFILT_1L_INFILT_2L_GAIN_SHIFT,
 993                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 994                        da7218_dmix_gain_tlv),
 995         SOC_SINGLE_TLV("DMix In Filter2L Out FilterR Volume",
 996                        DA7218_DMIX_OUTFILT_1R_INFILT_2L_GAIN,
 997                        DA7218_OUTFILT_1R_INFILT_2L_GAIN_SHIFT,
 998                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
 999                        da7218_dmix_gain_tlv),
1000 
1001         SOC_SINGLE_TLV("DMix In Filter2R Out FilterL Volume",
1002                        DA7218_DMIX_OUTFILT_1L_INFILT_2R_GAIN,
1003                        DA7218_OUTFILT_1L_INFILT_2R_GAIN_SHIFT,
1004                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1005                        da7218_dmix_gain_tlv),
1006         SOC_SINGLE_TLV("DMix In Filter2R Out FilterR Volume",
1007                        DA7218_DMIX_OUTFILT_1R_INFILT_2R_GAIN,
1008                        DA7218_OUTFILT_1R_INFILT_2R_GAIN_SHIFT,
1009                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1010                        da7218_dmix_gain_tlv),
1011 
1012         SOC_SINGLE_TLV("DMix ToneGen Out FilterL Volume",
1013                        DA7218_DMIX_OUTFILT_1L_TONEGEN_GAIN,
1014                        DA7218_OUTFILT_1L_TONEGEN_GAIN_SHIFT,
1015                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1016                        da7218_dmix_gain_tlv),
1017         SOC_SINGLE_TLV("DMix ToneGen Out FilterR Volume",
1018                        DA7218_DMIX_OUTFILT_1R_TONEGEN_GAIN,
1019                        DA7218_OUTFILT_1R_TONEGEN_GAIN_SHIFT,
1020                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1021                        da7218_dmix_gain_tlv),
1022 
1023         SOC_SINGLE_TLV("DMix In DAIL Out FilterL Volume",
1024                        DA7218_DMIX_OUTFILT_1L_INDAI_1L_GAIN,
1025                        DA7218_OUTFILT_1L_INDAI_1L_GAIN_SHIFT,
1026                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1027                        da7218_dmix_gain_tlv),
1028         SOC_SINGLE_TLV("DMix In DAIL Out FilterR Volume",
1029                        DA7218_DMIX_OUTFILT_1R_INDAI_1L_GAIN,
1030                        DA7218_OUTFILT_1R_INDAI_1L_GAIN_SHIFT,
1031                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1032                        da7218_dmix_gain_tlv),
1033 
1034         SOC_SINGLE_TLV("DMix In DAIR Out FilterL Volume",
1035                        DA7218_DMIX_OUTFILT_1L_INDAI_1R_GAIN,
1036                        DA7218_OUTFILT_1L_INDAI_1R_GAIN_SHIFT,
1037                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1038                        da7218_dmix_gain_tlv),
1039         SOC_SINGLE_TLV("DMix In DAIR Out FilterR Volume",
1040                        DA7218_DMIX_OUTFILT_1R_INDAI_1R_GAIN,
1041                        DA7218_OUTFILT_1R_INDAI_1R_GAIN_SHIFT,
1042                        DA7218_DMIX_GAIN_MAX, DA7218_NO_INVERT,
1043                        da7218_dmix_gain_tlv),
1044 
1045         /* Sidetone Filter */
1046         SND_SOC_BYTES_EXT("Sidetone BiQuad Coefficients",
1047                           DA7218_SIDETONE_BIQ_3STAGE_CFG_SIZE,
1048                           da7218_biquad_coeff_get, da7218_biquad_coeff_put),
1049         SOC_SINGLE_TLV("Sidetone Volume", DA7218_SIDETONE_GAIN,
1050                        DA7218_SIDETONE_GAIN_SHIFT, DA7218_DMIX_GAIN_MAX,
1051                        DA7218_NO_INVERT, da7218_dmix_gain_tlv),
1052         SOC_SINGLE("Sidetone Switch", DA7218_SIDETONE_CTRL,
1053                    DA7218_SIDETONE_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1054                    DA7218_INVERT),
1055 
1056         /* Tone Generator */
1057         SOC_ENUM("ToneGen DTMF Key", da7218_tonegen_dtmf_key),
1058         SOC_SINGLE("ToneGen DTMF Switch", DA7218_TONE_GEN_CFG1,
1059                    DA7218_DTMF_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1060                    DA7218_NO_INVERT),
1061         SOC_ENUM("ToneGen Sinewave Gen Type", da7218_tonegen_swg_sel),
1062         SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7218_TONE_GEN_FREQ1_L,
1063                        DA7218_FREQ1_L_SHIFT, DA7218_FREQ_MAX, DA7218_NO_INVERT,
1064                        da7218_tonegen_freq_get, da7218_tonegen_freq_put),
1065         SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7218_TONE_GEN_FREQ2_L,
1066                        DA7218_FREQ2_L_SHIFT, DA7218_FREQ_MAX, DA7218_NO_INVERT,
1067                        da7218_tonegen_freq_get, da7218_tonegen_freq_put),
1068         SOC_SINGLE("ToneGen On Time", DA7218_TONE_GEN_ON_PER,
1069                    DA7218_BEEP_ON_PER_SHIFT, DA7218_BEEP_ON_OFF_MAX,
1070                    DA7218_NO_INVERT),
1071         SOC_SINGLE("ToneGen Off Time", DA7218_TONE_GEN_OFF_PER,
1072                    DA7218_BEEP_OFF_PER_SHIFT, DA7218_BEEP_ON_OFF_MAX,
1073                    DA7218_NO_INVERT),
1074 
1075         /* Gain ramping */
1076         SOC_ENUM("Gain Ramp Rate", da7218_gain_ramp_rate),
1077 
1078         /* DGS */
1079         SOC_SINGLE_TLV("DGS Trigger", DA7218_DGS_TRIGGER,
1080                        DA7218_DGS_TRIGGER_LVL_SHIFT, DA7218_DGS_TRIGGER_MAX,
1081                        DA7218_INVERT, da7218_dgs_trigger_tlv),
1082         SOC_ENUM("DGS Rise Coefficient", da7218_dgs_rise_coeff),
1083         SOC_ENUM("DGS Fall Coefficient", da7218_dgs_fall_coeff),
1084         SOC_SINGLE("DGS Sync Delay", DA7218_DGS_SYNC_DELAY,
1085                    DA7218_DGS_SYNC_DELAY_SHIFT, DA7218_DGS_SYNC_DELAY_MAX,
1086                    DA7218_NO_INVERT),
1087         SOC_SINGLE("DGS Fast SR Sync Delay", DA7218_DGS_SYNC_DELAY2,
1088                    DA7218_DGS_SYNC_DELAY2_SHIFT, DA7218_DGS_SYNC_DELAY_MAX,
1089                    DA7218_NO_INVERT),
1090         SOC_SINGLE("DGS Voice Filter Sync Delay", DA7218_DGS_SYNC_DELAY3,
1091                    DA7218_DGS_SYNC_DELAY3_SHIFT, DA7218_DGS_SYNC_DELAY3_MAX,
1092                    DA7218_NO_INVERT),
1093         SOC_SINGLE_TLV("DGS Anticlip Level", DA7218_DGS_LEVELS,
1094                        DA7218_DGS_ANTICLIP_LVL_SHIFT,
1095                        DA7218_DGS_ANTICLIP_LVL_MAX, DA7218_INVERT,
1096                        da7218_dgs_anticlip_tlv),
1097         SOC_SINGLE_TLV("DGS Signal Level", DA7218_DGS_LEVELS,
1098                        DA7218_DGS_SIGNAL_LVL_SHIFT, DA7218_DGS_SIGNAL_LVL_MAX,
1099                        DA7218_INVERT, da7218_dgs_signal_tlv),
1100         SOC_SINGLE("DGS Gain Subrange Switch", DA7218_DGS_GAIN_CTRL,
1101                    DA7218_DGS_SUBR_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1102                    DA7218_NO_INVERT),
1103         SOC_SINGLE("DGS Gain Ramp Switch", DA7218_DGS_GAIN_CTRL,
1104                    DA7218_DGS_RAMP_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1105                    DA7218_NO_INVERT),
1106         SOC_SINGLE("DGS Gain Steps", DA7218_DGS_GAIN_CTRL,
1107                    DA7218_DGS_STEPS_SHIFT, DA7218_DGS_STEPS_MAX,
1108                    DA7218_NO_INVERT),
1109         SOC_DOUBLE("DGS Switch", DA7218_DGS_ENABLE, DA7218_DGS_ENABLE_L_SHIFT,
1110                    DA7218_DGS_ENABLE_R_SHIFT, DA7218_SWITCH_EN_MAX,
1111                    DA7218_NO_INVERT),
1112 
1113         /* Output High-Pass Filter */
1114         SOC_ENUM("Out Filter HPF Mode", da7218_out1_hpf_mode),
1115         SOC_ENUM("Out Filter HPF Corner Audio", da7218_out1_audio_hpf_corner),
1116         SOC_ENUM("Out Filter HPF Corner Voice", da7218_out1_voice_hpf_corner),
1117 
1118         /* 5-Band Equaliser */
1119         SOC_SINGLE_TLV("Out EQ Band1 Volume", DA7218_OUT_1_EQ_12_FILTER_CTRL,
1120                        DA7218_OUT_1_EQ_BAND1_SHIFT, DA7218_OUT_EQ_BAND_MAX,
1121                        DA7218_NO_INVERT, da7218_out_eq_band_tlv),
1122         SOC_SINGLE_TLV("Out EQ Band2 Volume", DA7218_OUT_1_EQ_12_FILTER_CTRL,
1123                        DA7218_OUT_1_EQ_BAND2_SHIFT, DA7218_OUT_EQ_BAND_MAX,
1124                        DA7218_NO_INVERT, da7218_out_eq_band_tlv),
1125         SOC_SINGLE_TLV("Out EQ Band3 Volume", DA7218_OUT_1_EQ_34_FILTER_CTRL,
1126                        DA7218_OUT_1_EQ_BAND3_SHIFT, DA7218_OUT_EQ_BAND_MAX,
1127                        DA7218_NO_INVERT, da7218_out_eq_band_tlv),
1128         SOC_SINGLE_TLV("Out EQ Band4 Volume", DA7218_OUT_1_EQ_34_FILTER_CTRL,
1129                        DA7218_OUT_1_EQ_BAND4_SHIFT, DA7218_OUT_EQ_BAND_MAX,
1130                        DA7218_NO_INVERT, da7218_out_eq_band_tlv),
1131         SOC_SINGLE_TLV("Out EQ Band5 Volume", DA7218_OUT_1_EQ_5_FILTER_CTRL,
1132                        DA7218_OUT_1_EQ_BAND5_SHIFT, DA7218_OUT_EQ_BAND_MAX,
1133                        DA7218_NO_INVERT, da7218_out_eq_band_tlv),
1134         SOC_SINGLE("Out EQ Switch", DA7218_OUT_1_EQ_5_FILTER_CTRL,
1135                    DA7218_OUT_1_EQ_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1136                    DA7218_NO_INVERT),
1137 
1138         /* BiQuad Filters */
1139         SND_SOC_BYTES_EXT("BiQuad Coefficients",
1140                           DA7218_OUT_1_BIQ_5STAGE_CFG_SIZE,
1141                           da7218_biquad_coeff_get, da7218_biquad_coeff_put),
1142         SOC_SINGLE("BiQuad Filter Switch", DA7218_OUT_1_BIQ_5STAGE_CTRL,
1143                    DA7218_OUT_1_BIQ_5STAGE_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1144                    DA7218_INVERT),
1145 
1146         /* Output Filters */
1147         SOC_DOUBLE_R_RANGE_TLV("Out Filter Volume", DA7218_OUT_1L_GAIN,
1148                                DA7218_OUT_1R_GAIN,
1149                                DA7218_OUT_1L_DIGITAL_GAIN_SHIFT,
1150                                DA7218_OUT_DIGITAL_GAIN_MIN,
1151                                DA7218_OUT_DIGITAL_GAIN_MAX, DA7218_NO_INVERT,
1152                                da7218_out_dig_gain_tlv),
1153         SOC_DOUBLE_R("Out Filter Switch", DA7218_OUT_1L_FILTER_CTRL,
1154                      DA7218_OUT_1R_FILTER_CTRL, DA7218_OUT_1L_MUTE_EN_SHIFT,
1155                      DA7218_SWITCH_EN_MAX, DA7218_INVERT),
1156         SOC_DOUBLE_R("Out Filter Gain Subrange Switch",
1157                      DA7218_OUT_1L_FILTER_CTRL, DA7218_OUT_1R_FILTER_CTRL,
1158                      DA7218_OUT_1L_SUBRANGE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1159                      DA7218_NO_INVERT),
1160         SOC_DOUBLE_R("Out Filter Gain Ramp Switch", DA7218_OUT_1L_FILTER_CTRL,
1161                      DA7218_OUT_1R_FILTER_CTRL, DA7218_OUT_1L_RAMP_EN_SHIFT,
1162                      DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
1163 
1164         /* Mixer Output */
1165         SOC_DOUBLE_R_RANGE_TLV("Mixout Volume", DA7218_MIXOUT_L_GAIN,
1166                                DA7218_MIXOUT_R_GAIN,
1167                                DA7218_MIXOUT_L_AMP_GAIN_SHIFT,
1168                                DA7218_MIXOUT_AMP_GAIN_MIN,
1169                                DA7218_MIXOUT_AMP_GAIN_MAX, DA7218_NO_INVERT,
1170                                da7218_mixout_gain_tlv),
1171 
1172         /* DAC Noise Gate */
1173         SOC_ENUM("DAC NG Setup Time", da7218_dac_ng_setup_time),
1174         SOC_ENUM("DAC NG Rampup Rate", da7218_dac_ng_rampup_rate),
1175         SOC_ENUM("DAC NG Rampdown Rate", da7218_dac_ng_rampdown_rate),
1176         SOC_SINGLE_TLV("DAC NG Off Threshold", DA7218_DAC_NG_OFF_THRESH,
1177                        DA7218_DAC_NG_OFF_THRESHOLD_SHIFT,
1178                        DA7218_DAC_NG_THRESHOLD_MAX, DA7218_NO_INVERT,
1179                        da7218_dac_ng_threshold_tlv),
1180         SOC_SINGLE_TLV("DAC NG On Threshold", DA7218_DAC_NG_ON_THRESH,
1181                        DA7218_DAC_NG_ON_THRESHOLD_SHIFT,
1182                        DA7218_DAC_NG_THRESHOLD_MAX, DA7218_NO_INVERT,
1183                        da7218_dac_ng_threshold_tlv),
1184         SOC_SINGLE("DAC NG Switch", DA7218_DAC_NG_CTRL, DA7218_DAC_NG_EN_SHIFT,
1185                    DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
1186 
1187         /* CP */
1188         SOC_ENUM("Charge Pump Track Mode", da7218_cp_mchange),
1189         SOC_ENUM("Charge Pump Frequency", da7218_cp_fcontrol),
1190         SOC_ENUM("Charge Pump Decay Rate", da7218_cp_tau_delay),
1191         SOC_SINGLE("Charge Pump Threshold", DA7218_CP_VOL_THRESHOLD1,
1192                    DA7218_CP_THRESH_VDD2_SHIFT, DA7218_CP_THRESH_VDD2_MAX,
1193                    DA7218_NO_INVERT),
1194 
1195         /* Headphones */
1196         SOC_DOUBLE_R_RANGE_TLV("Headphone Volume", DA7218_HP_L_GAIN,
1197                                DA7218_HP_R_GAIN, DA7218_HP_L_AMP_GAIN_SHIFT,
1198                                DA7218_HP_AMP_GAIN_MIN, DA7218_HP_AMP_GAIN_MAX,
1199                                DA7218_NO_INVERT, da7218_hp_gain_tlv),
1200         SOC_DOUBLE_R("Headphone Switch", DA7218_HP_L_CTRL, DA7218_HP_R_CTRL,
1201                      DA7218_HP_L_AMP_MUTE_EN_SHIFT, DA7218_SWITCH_EN_MAX,
1202                      DA7218_INVERT),
1203         SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7218_HP_L_CTRL,
1204                      DA7218_HP_R_CTRL, DA7218_HP_L_AMP_RAMP_EN_SHIFT,
1205                      DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
1206         SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7218_HP_L_CTRL,
1207                      DA7218_HP_R_CTRL, DA7218_HP_L_AMP_ZC_EN_SHIFT,
1208                      DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),
1209 };
1210 
1211 
1212 /*
1213  * DAPM Mux Controls
1214  */
1215 
1216 static const char * const da7218_mic_sel_text[] = { "Analog", "Digital" };
1217 
1218 static const struct soc_enum da7218_mic1_sel =
1219         SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(da7218_mic_sel_text),
1220                             da7218_mic_sel_text);
1221 
1222 static const struct snd_kcontrol_new da7218_mic1_sel_mux =
1223         SOC_DAPM_ENUM("Mic1 Mux", da7218_mic1_sel);
1224 
1225 static const struct soc_enum da7218_mic2_sel =
1226         SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(da7218_mic_sel_text),
1227                             da7218_mic_sel_text);
1228 
1229 static const struct snd_kcontrol_new da7218_mic2_sel_mux =
1230         SOC_DAPM_ENUM("Mic2 Mux", da7218_mic2_sel);
1231 
1232 static const char * const da7218_sidetone_in_sel_txt[] = {
1233         "In Filter1L", "In Filter1R", "In Filter2L", "In Filter2R"
1234 };
1235 
1236 static const struct soc_enum da7218_sidetone_in_sel =
1237         SOC_ENUM_SINGLE(DA7218_SIDETONE_IN_SELECT,
1238                         DA7218_SIDETONE_IN_SELECT_SHIFT,
1239                         DA7218_SIDETONE_IN_SELECT_MAX,
1240                         da7218_sidetone_in_sel_txt);
1241 
1242 static const struct snd_kcontrol_new da7218_sidetone_in_sel_mux =
1243         SOC_DAPM_ENUM("Sidetone Mux", da7218_sidetone_in_sel);
1244 
1245 static const char * const da7218_out_filt_biq_sel_txt[] = {
1246         "Bypass", "Enabled"
1247 };
1248 
1249 static const struct soc_enum da7218_out_filtl_biq_sel =
1250         SOC_ENUM_SINGLE(DA7218_OUT_1L_FILTER_CTRL,
1251                         DA7218_OUT_1L_BIQ_5STAGE_SEL_SHIFT,
1252                         DA7218_OUT_BIQ_5STAGE_SEL_MAX,
1253                         da7218_out_filt_biq_sel_txt);
1254 
1255 static const struct snd_kcontrol_new da7218_out_filtl_biq_sel_mux =
1256         SOC_DAPM_ENUM("Out FilterL BiQuad Mux", da7218_out_filtl_biq_sel);
1257 
1258 static const struct soc_enum da7218_out_filtr_biq_sel =
1259         SOC_ENUM_SINGLE(DA7218_OUT_1R_FILTER_CTRL,
1260                         DA7218_OUT_1R_BIQ_5STAGE_SEL_SHIFT,
1261                         DA7218_OUT_BIQ_5STAGE_SEL_MAX,
1262                         da7218_out_filt_biq_sel_txt);
1263 
1264 static const struct snd_kcontrol_new da7218_out_filtr_biq_sel_mux =
1265         SOC_DAPM_ENUM("Out FilterR BiQuad Mux", da7218_out_filtr_biq_sel);
1266 
1267 
1268 /*
1269  * DAPM Mixer Controls
1270  */
1271 
1272 #define DA7218_DMIX_CTRLS(reg)                                          \
1273         SOC_DAPM_SINGLE("In Filter1L Switch", reg,                      \
1274                         DA7218_DMIX_SRC_INFILT1L,                       \
1275                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1276         SOC_DAPM_SINGLE("In Filter1R Switch", reg,                      \
1277                         DA7218_DMIX_SRC_INFILT1R,                       \
1278                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1279         SOC_DAPM_SINGLE("In Filter2L Switch", reg,                      \
1280                         DA7218_DMIX_SRC_INFILT2L,                       \
1281                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1282         SOC_DAPM_SINGLE("In Filter2R Switch", reg,                      \
1283                         DA7218_DMIX_SRC_INFILT2R,                       \
1284                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1285         SOC_DAPM_SINGLE("ToneGen Switch", reg,                          \
1286                         DA7218_DMIX_SRC_TONEGEN,                        \
1287                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1288         SOC_DAPM_SINGLE("DAIL Switch", reg, DA7218_DMIX_SRC_DAIL,       \
1289                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1290         SOC_DAPM_SINGLE("DAIR Switch", reg, DA7218_DMIX_SRC_DAIR,       \
1291                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT)
1292 
1293 static const struct snd_kcontrol_new da7218_out_dai1l_mix_controls[] = {
1294         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_1L),
1295 };
1296 
1297 static const struct snd_kcontrol_new da7218_out_dai1r_mix_controls[] = {
1298         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_1R),
1299 };
1300 
1301 static const struct snd_kcontrol_new da7218_out_dai2l_mix_controls[] = {
1302         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_2L),
1303 };
1304 
1305 static const struct snd_kcontrol_new da7218_out_dai2r_mix_controls[] = {
1306         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTDAI_2R),
1307 };
1308 
1309 static const struct snd_kcontrol_new da7218_out_filtl_mix_controls[] = {
1310         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTFILT_1L),
1311 };
1312 
1313 static const struct snd_kcontrol_new da7218_out_filtr_mix_controls[] = {
1314         DA7218_DMIX_CTRLS(DA7218_DROUTING_OUTFILT_1R),
1315 };
1316 
1317 #define DA7218_DMIX_ST_CTRLS(reg)                                       \
1318         SOC_DAPM_SINGLE("Out FilterL Switch", reg,                      \
1319                         DA7218_DMIX_ST_SRC_OUTFILT1L,                   \
1320                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1321         SOC_DAPM_SINGLE("Out FilterR Switch", reg,                      \
1322                         DA7218_DMIX_ST_SRC_OUTFILT1R,                   \
1323                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT),        \
1324         SOC_DAPM_SINGLE("Sidetone Switch", reg,                         \
1325                         DA7218_DMIX_ST_SRC_SIDETONE,                    \
1326                         DA7218_SWITCH_EN_MAX, DA7218_NO_INVERT)         \
1327 
1328 static const struct snd_kcontrol_new da7218_st_out_filtl_mix_controls[] = {
1329         DA7218_DMIX_ST_CTRLS(DA7218_DROUTING_ST_OUTFILT_1L),
1330 };
1331 
1332 static const struct snd_kcontrol_new da7218_st_out_filtr_mix_controls[] = {
1333         DA7218_DMIX_ST_CTRLS(DA7218_DROUTING_ST_OUTFILT_1R),
1334 };
1335 
1336 
1337 /*
1338  * DAPM Events
1339  */
1340 
1341 /*
1342  * We keep track of which input filters are enabled. This is used in the logic
1343  * for controlling the mic level detect feature.
1344  */
1345 static int da7218_in_filter_event(struct snd_soc_dapm_widget *w,
1346                                   struct snd_kcontrol *kcontrol, int event)
1347 {
1348         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1349         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1350         u8 mask;
1351 
1352         switch (w->reg) {
1353         case DA7218_IN_1L_FILTER_CTRL:
1354                 mask = (1 << DA7218_LVL_DET_EN_CHAN1L_SHIFT);
1355                 break;
1356         case DA7218_IN_1R_FILTER_CTRL:
1357                 mask = (1 << DA7218_LVL_DET_EN_CHAN1R_SHIFT);
1358                 break;
1359         case DA7218_IN_2L_FILTER_CTRL:
1360                 mask = (1 << DA7218_LVL_DET_EN_CHAN2L_SHIFT);
1361                 break;
1362         case DA7218_IN_2R_FILTER_CTRL:
1363                 mask = (1 << DA7218_LVL_DET_EN_CHAN2R_SHIFT);
1364                 break;
1365         default:
1366                 return -EINVAL;
1367         }
1368 
1369         switch (event) {
1370         case SND_SOC_DAPM_POST_PMU:
1371                 da7218->in_filt_en |= mask;
1372                 /*
1373                  * If we're enabling path for mic level detect, wait for path
1374                  * to settle before enabling feature to avoid incorrect and
1375                  * unwanted detect events.
1376                  */
1377                 if (mask & da7218->mic_lvl_det_en)
1378                         msleep(DA7218_MIC_LVL_DET_DELAY);
1379                 break;
1380         case SND_SOC_DAPM_PRE_PMD:
1381                 da7218->in_filt_en &= ~mask;
1382                 break;
1383         default:
1384                 return -EINVAL;
1385         }
1386 
1387         /* Enable configured level detection paths */
1388         snd_soc_component_write(component, DA7218_LVL_DET_CTRL,
1389                       (da7218->in_filt_en & da7218->mic_lvl_det_en));
1390 
1391         return 0;
1392 }
1393 
1394 static int da7218_dai_event(struct snd_soc_dapm_widget *w,
1395                             struct snd_kcontrol *kcontrol, int event)
1396 {
1397         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1398         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1399         u8 pll_ctrl, pll_status, refosc_cal;
1400         int i;
1401         bool success;
1402 
1403         switch (event) {
1404         case SND_SOC_DAPM_POST_PMU:
1405                 if (da7218->master)
1406                         /* Enable DAI clks for master mode */
1407                         snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
1408                                             DA7218_DAI_CLK_EN_MASK,
1409                                             DA7218_DAI_CLK_EN_MASK);
1410 
1411                 /* Tune reference oscillator */
1412                 snd_soc_component_write(component, DA7218_PLL_REFOSC_CAL,
1413                               DA7218_PLL_REFOSC_CAL_START_MASK);
1414                 snd_soc_component_write(component, DA7218_PLL_REFOSC_CAL,
1415                               DA7218_PLL_REFOSC_CAL_START_MASK |
1416                               DA7218_PLL_REFOSC_CAL_EN_MASK);
1417 
1418                 /* Check tuning complete */
1419                 i = 0;
1420                 success = false;
1421                 do {
1422                         refosc_cal = snd_soc_component_read32(component, DA7218_PLL_REFOSC_CAL);
1423                         if (!(refosc_cal & DA7218_PLL_REFOSC_CAL_START_MASK)) {
1424                                 success = true;
1425                         } else {
1426                                 ++i;
1427                                 usleep_range(DA7218_REF_OSC_CHECK_DELAY_MIN,
1428                                              DA7218_REF_OSC_CHECK_DELAY_MAX);
1429                         }
1430                 } while ((i < DA7218_REF_OSC_CHECK_TRIES) && (!success));
1431 
1432                 if (!success)
1433                         dev_warn(component->dev,
1434                                  "Reference oscillator failed calibration\n");
1435 
1436                 /* PC synchronised to DAI */
1437                 snd_soc_component_write(component, DA7218_PC_COUNT,
1438                               DA7218_PC_RESYNC_AUTO_MASK);
1439 
1440                 /* If SRM not enabled, we don't need to check status */
1441                 pll_ctrl = snd_soc_component_read32(component, DA7218_PLL_CTRL);
1442                 if ((pll_ctrl & DA7218_PLL_MODE_MASK) != DA7218_PLL_MODE_SRM)
1443                         return 0;
1444 
1445                 /* Check SRM has locked */
1446                 i = 0;
1447                 success = false;
1448                 do {
1449                         pll_status = snd_soc_component_read32(component, DA7218_PLL_STATUS);
1450                         if (pll_status & DA7218_PLL_SRM_STATUS_SRM_LOCK) {
1451                                 success = true;
1452                         } else {
1453                                 ++i;
1454                                 msleep(DA7218_SRM_CHECK_DELAY);
1455                         }
1456                 } while ((i < DA7218_SRM_CHECK_TRIES) && (!success));
1457 
1458                 if (!success)
1459                         dev_warn(component->dev, "SRM failed to lock\n");
1460 
1461                 return 0;
1462         case SND_SOC_DAPM_POST_PMD:
1463                 /* PC free-running */
1464                 snd_soc_component_write(component, DA7218_PC_COUNT, DA7218_PC_FREERUN_MASK);
1465 
1466                 if (da7218->master)
1467                         /* Disable DAI clks for master mode */
1468                         snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
1469                                             DA7218_DAI_CLK_EN_MASK, 0);
1470 
1471                 return 0;
1472         default:
1473                 return -EINVAL;
1474         }
1475 }
1476 
1477 static int da7218_cp_event(struct snd_soc_dapm_widget *w,
1478                            struct snd_kcontrol *kcontrol, int event)
1479 {
1480         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1481         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1482 
1483         /*
1484          * If this is DA7217 and we're using single supply for differential
1485          * output, we really don't want to touch the charge pump.
1486          */
1487         if (da7218->hp_single_supply)
1488                 return 0;
1489 
1490         switch (event) {
1491         case SND_SOC_DAPM_PRE_PMU:
1492                 snd_soc_component_update_bits(component, DA7218_CP_CTRL, DA7218_CP_EN_MASK,
1493                                     DA7218_CP_EN_MASK);
1494                 return 0;
1495         case SND_SOC_DAPM_PRE_PMD:
1496                 snd_soc_component_update_bits(component, DA7218_CP_CTRL, DA7218_CP_EN_MASK,
1497                                     0);
1498                 return 0;
1499         default:
1500                 return -EINVAL;
1501         }
1502 }
1503 
1504 static int da7218_hp_pga_event(struct snd_soc_dapm_widget *w,
1505                                struct snd_kcontrol *kcontrol, int event)
1506 {
1507         struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
1508 
1509         switch (event) {
1510         case SND_SOC_DAPM_POST_PMU:
1511                 /* Enable headphone output */
1512                 snd_soc_component_update_bits(component, w->reg, DA7218_HP_AMP_OE_MASK,
1513                                     DA7218_HP_AMP_OE_MASK);
1514                 return 0;
1515         case SND_SOC_DAPM_PRE_PMD:
1516                 /* Headphone output high impedance */
1517                 snd_soc_component_update_bits(component, w->reg, DA7218_HP_AMP_OE_MASK, 0);
1518                 return 0;
1519         default:
1520                 return -EINVAL;
1521         }
1522 }
1523 
1524 
1525 /*
1526  * DAPM Widgets
1527  */
1528 
1529 static const struct snd_soc_dapm_widget da7218_dapm_widgets[] = {
1530         /* Input Supplies */
1531         SND_SOC_DAPM_SUPPLY("Mic Bias1", DA7218_MICBIAS_EN,
1532                             DA7218_MICBIAS_1_EN_SHIFT, DA7218_NO_INVERT,
1533                             NULL, 0),
1534         SND_SOC_DAPM_SUPPLY("Mic Bias2", DA7218_MICBIAS_EN,
1535                             DA7218_MICBIAS_2_EN_SHIFT, DA7218_NO_INVERT,
1536                             NULL, 0),
1537         SND_SOC_DAPM_SUPPLY("DMic1 Left", DA7218_DMIC_1_CTRL,
1538                             DA7218_DMIC_1L_EN_SHIFT, DA7218_NO_INVERT,
1539                             NULL, 0),
1540         SND_SOC_DAPM_SUPPLY("DMic1 Right", DA7218_DMIC_1_CTRL,
1541                             DA7218_DMIC_1R_EN_SHIFT, DA7218_NO_INVERT,
1542                             NULL, 0),
1543         SND_SOC_DAPM_SUPPLY("DMic2 Left", DA7218_DMIC_2_CTRL,
1544                             DA7218_DMIC_2L_EN_SHIFT, DA7218_NO_INVERT,
1545                             NULL, 0),
1546         SND_SOC_DAPM_SUPPLY("DMic2 Right", DA7218_DMIC_2_CTRL,
1547                             DA7218_DMIC_2R_EN_SHIFT, DA7218_NO_INVERT,
1548                             NULL, 0),
1549 
1550         /* Inputs */
1551         SND_SOC_DAPM_INPUT("MIC1"),
1552         SND_SOC_DAPM_INPUT("MIC2"),
1553         SND_SOC_DAPM_INPUT("DMIC1L"),
1554         SND_SOC_DAPM_INPUT("DMIC1R"),
1555         SND_SOC_DAPM_INPUT("DMIC2L"),
1556         SND_SOC_DAPM_INPUT("DMIC2R"),
1557 
1558         /* Input Mixer Supplies */
1559         SND_SOC_DAPM_SUPPLY("Mixin1 Supply", DA7218_MIXIN_1_CTRL,
1560                             DA7218_MIXIN_1_MIX_SEL_SHIFT, DA7218_NO_INVERT,
1561                             NULL, 0),
1562         SND_SOC_DAPM_SUPPLY("Mixin2 Supply", DA7218_MIXIN_2_CTRL,
1563                             DA7218_MIXIN_2_MIX_SEL_SHIFT, DA7218_NO_INVERT,
1564                             NULL, 0),
1565 
1566         /* Input PGAs */
1567         SND_SOC_DAPM_PGA("Mic1 PGA", DA7218_MIC_1_CTRL,
1568                          DA7218_MIC_1_AMP_EN_SHIFT, DA7218_NO_INVERT,
1569                          NULL, 0),
1570         SND_SOC_DAPM_PGA("Mic2 PGA", DA7218_MIC_2_CTRL,
1571                          DA7218_MIC_2_AMP_EN_SHIFT, DA7218_NO_INVERT,
1572                          NULL, 0),
1573         SND_SOC_DAPM_PGA("Mixin1 PGA", DA7218_MIXIN_1_CTRL,
1574                          DA7218_MIXIN_1_AMP_EN_SHIFT, DA7218_NO_INVERT,
1575                          NULL, 0),
1576         SND_SOC_DAPM_PGA("Mixin2 PGA", DA7218_MIXIN_2_CTRL,
1577                          DA7218_MIXIN_2_AMP_EN_SHIFT, DA7218_NO_INVERT,
1578                          NULL, 0),
1579 
1580         /* Mic/DMic Muxes */
1581         SND_SOC_DAPM_MUX("Mic1 Mux", SND_SOC_NOPM, 0, 0, &da7218_mic1_sel_mux),
1582         SND_SOC_DAPM_MUX("Mic2 Mux", SND_SOC_NOPM, 0, 0, &da7218_mic2_sel_mux),
1583 
1584         /* Input Filters */
1585         SND_SOC_DAPM_ADC_E("In Filter1L", NULL, DA7218_IN_1L_FILTER_CTRL,
1586                            DA7218_IN_1L_FILTER_EN_SHIFT, DA7218_NO_INVERT,
1587                            da7218_in_filter_event,
1588                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1589         SND_SOC_DAPM_ADC_E("In Filter1R", NULL, DA7218_IN_1R_FILTER_CTRL,
1590                            DA7218_IN_1R_FILTER_EN_SHIFT, DA7218_NO_INVERT,
1591                            da7218_in_filter_event,
1592                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1593         SND_SOC_DAPM_ADC_E("In Filter2L", NULL, DA7218_IN_2L_FILTER_CTRL,
1594                            DA7218_IN_2L_FILTER_EN_SHIFT, DA7218_NO_INVERT,
1595                            da7218_in_filter_event,
1596                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1597         SND_SOC_DAPM_ADC_E("In Filter2R", NULL, DA7218_IN_2R_FILTER_CTRL,
1598                            DA7218_IN_2R_FILTER_EN_SHIFT, DA7218_NO_INVERT,
1599                            da7218_in_filter_event,
1600                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1601 
1602         /* Tone Generator */
1603         SND_SOC_DAPM_SIGGEN("TONE"),
1604         SND_SOC_DAPM_PGA("Tone Generator", DA7218_TONE_GEN_CFG1,
1605                          DA7218_START_STOPN_SHIFT, DA7218_NO_INVERT, NULL, 0),
1606 
1607         /* Sidetone Input */
1608         SND_SOC_DAPM_MUX("Sidetone Mux", SND_SOC_NOPM, 0, 0,
1609                          &da7218_sidetone_in_sel_mux),
1610         SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7218_SIDETONE_CTRL,
1611                          DA7218_SIDETONE_FILTER_EN_SHIFT, DA7218_NO_INVERT),
1612 
1613         /* Input Mixers */
1614         SND_SOC_DAPM_MIXER("Mixer DAI1L", SND_SOC_NOPM, 0, 0,
1615                            da7218_out_dai1l_mix_controls,
1616                            ARRAY_SIZE(da7218_out_dai1l_mix_controls)),
1617         SND_SOC_DAPM_MIXER("Mixer DAI1R", SND_SOC_NOPM, 0, 0,
1618                            da7218_out_dai1r_mix_controls,
1619                            ARRAY_SIZE(da7218_out_dai1r_mix_controls)),
1620         SND_SOC_DAPM_MIXER("Mixer DAI2L", SND_SOC_NOPM, 0, 0,
1621                            da7218_out_dai2l_mix_controls,
1622                            ARRAY_SIZE(da7218_out_dai2l_mix_controls)),
1623         SND_SOC_DAPM_MIXER("Mixer DAI2R", SND_SOC_NOPM, 0, 0,
1624                            da7218_out_dai2r_mix_controls,
1625                            ARRAY_SIZE(da7218_out_dai2r_mix_controls)),
1626 
1627         /* DAI Supply */
1628         SND_SOC_DAPM_SUPPLY("DAI", DA7218_DAI_CTRL, DA7218_DAI_EN_SHIFT,
1629                             DA7218_NO_INVERT, da7218_dai_event,
1630                             SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1631 
1632         /* DAI */
1633         SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7218_DAI_TDM_CTRL,
1634                              DA7218_DAI_OE_SHIFT, DA7218_NO_INVERT),
1635         SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0),
1636 
1637         /* Output Mixers */
1638         SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
1639                            da7218_out_filtl_mix_controls,
1640                            ARRAY_SIZE(da7218_out_filtl_mix_controls)),
1641         SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
1642                            da7218_out_filtr_mix_controls,
1643                            ARRAY_SIZE(da7218_out_filtr_mix_controls)),
1644 
1645         /* BiQuad Filters */
1646         SND_SOC_DAPM_MUX("Out FilterL BiQuad Mux", SND_SOC_NOPM, 0, 0,
1647                          &da7218_out_filtl_biq_sel_mux),
1648         SND_SOC_DAPM_MUX("Out FilterR BiQuad Mux", SND_SOC_NOPM, 0, 0,
1649                          &da7218_out_filtr_biq_sel_mux),
1650         SND_SOC_DAPM_DAC("BiQuad Filter", NULL, DA7218_OUT_1_BIQ_5STAGE_CTRL,
1651                          DA7218_OUT_1_BIQ_5STAGE_FILTER_EN_SHIFT,
1652                          DA7218_NO_INVERT),
1653 
1654         /* Sidetone Mixers */
1655         SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0,
1656                            da7218_st_out_filtl_mix_controls,
1657                            ARRAY_SIZE(da7218_st_out_filtl_mix_controls)),
1658         SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0, 0,
1659                            da7218_st_out_filtr_mix_controls,
1660                            ARRAY_SIZE(da7218_st_out_filtr_mix_controls)),
1661 
1662         /* Output Filters */
1663         SND_SOC_DAPM_DAC("Out FilterL", NULL, DA7218_OUT_1L_FILTER_CTRL,
1664                          DA7218_OUT_1L_FILTER_EN_SHIFT, DA7218_NO_INVERT),
1665         SND_SOC_DAPM_DAC("Out FilterR", NULL, DA7218_OUT_1R_FILTER_CTRL,
1666                          DA7218_IN_1R_FILTER_EN_SHIFT, DA7218_NO_INVERT),
1667 
1668         /* Output PGAs */
1669         SND_SOC_DAPM_PGA("Mixout Left PGA", DA7218_MIXOUT_L_CTRL,
1670                          DA7218_MIXOUT_L_AMP_EN_SHIFT, DA7218_NO_INVERT,
1671                          NULL, 0),
1672         SND_SOC_DAPM_PGA("Mixout Right PGA", DA7218_MIXOUT_R_CTRL,
1673                          DA7218_MIXOUT_R_AMP_EN_SHIFT, DA7218_NO_INVERT,
1674                          NULL, 0),
1675         SND_SOC_DAPM_PGA_E("Headphone Left PGA", DA7218_HP_L_CTRL,
1676                            DA7218_HP_L_AMP_EN_SHIFT, DA7218_NO_INVERT, NULL, 0,
1677                            da7218_hp_pga_event,
1678                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1679         SND_SOC_DAPM_PGA_E("Headphone Right PGA", DA7218_HP_R_CTRL,
1680                            DA7218_HP_R_AMP_EN_SHIFT, DA7218_NO_INVERT, NULL, 0,
1681                            da7218_hp_pga_event,
1682                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1683 
1684         /* Output Supplies */
1685         SND_SOC_DAPM_SUPPLY("Charge Pump", SND_SOC_NOPM, 0, 0, da7218_cp_event,
1686                             SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
1687 
1688         /* Outputs */
1689         SND_SOC_DAPM_OUTPUT("HPL"),
1690         SND_SOC_DAPM_OUTPUT("HPR"),
1691 };
1692 
1693 
1694 /*
1695  * DAPM Mixer Routes
1696  */
1697 
1698 #define DA7218_DMIX_ROUTES(name)                                \
1699         {name, "In Filter1L Switch", "In Filter1L"},            \
1700         {name, "In Filter1R Switch", "In Filter1R"},            \
1701         {name, "In Filter2L Switch", "In Filter2L"},            \
1702         {name, "In Filter2R Switch", "In Filter2R"},            \
1703         {name, "ToneGen Switch", "Tone Generator"},             \
1704         {name, "DAIL Switch", "DAIIN"},                         \
1705         {name, "DAIR Switch", "DAIIN"}
1706 
1707 #define DA7218_DMIX_ST_ROUTES(name)                             \
1708         {name, "Out FilterL Switch", "Out FilterL BiQuad Mux"}, \
1709         {name, "Out FilterR Switch", "Out FilterR BiQuad Mux"}, \
1710         {name, "Sidetone Switch", "Sidetone Filter"}
1711 
1712 
1713 /*
1714  * DAPM audio route definition
1715  */
1716 
1717 static const struct snd_soc_dapm_route da7218_audio_map[] = {
1718         /* Input paths */
1719         {"MIC1", NULL, "Mic Bias1"},
1720         {"MIC2", NULL, "Mic Bias2"},
1721         {"DMIC1L", NULL, "Mic Bias1"},
1722         {"DMIC1L", NULL, "DMic1 Left"},
1723         {"DMIC1R", NULL, "Mic Bias1"},
1724         {"DMIC1R", NULL, "DMic1 Right"},
1725         {"DMIC2L", NULL, "Mic Bias2"},
1726         {"DMIC2L", NULL, "DMic2 Left"},
1727         {"DMIC2R", NULL, "Mic Bias2"},
1728         {"DMIC2R", NULL, "DMic2 Right"},
1729 
1730         {"Mic1 PGA", NULL, "MIC1"},
1731         {"Mic2 PGA", NULL, "MIC2"},
1732 
1733         {"Mixin1 PGA", NULL, "Mixin1 Supply"},
1734         {"Mixin2 PGA", NULL, "Mixin2 Supply"},
1735 
1736         {"Mixin1 PGA", NULL, "Mic1 PGA"},
1737         {"Mixin2 PGA", NULL, "Mic2 PGA"},
1738 
1739         {"Mic1 Mux", "Analog", "Mixin1 PGA"},
1740         {"Mic1 Mux", "Digital", "DMIC1L"},
1741         {"Mic1 Mux", "Digital", "DMIC1R"},
1742         {"Mic2 Mux", "Analog", "Mixin2 PGA"},
1743         {"Mic2 Mux", "Digital", "DMIC2L"},
1744         {"Mic2 Mux", "Digital", "DMIC2R"},
1745 
1746         {"In Filter1L", NULL, "Mic1 Mux"},
1747         {"In Filter1R", NULL, "Mic1 Mux"},
1748         {"In Filter2L", NULL, "Mic2 Mux"},
1749         {"In Filter2R", NULL, "Mic2 Mux"},
1750 
1751         {"Tone Generator", NULL, "TONE"},
1752 
1753         {"Sidetone Mux", "In Filter1L", "In Filter1L"},
1754         {"Sidetone Mux", "In Filter1R", "In Filter1R"},
1755         {"Sidetone Mux", "In Filter2L", "In Filter2L"},
1756         {"Sidetone Mux", "In Filter2R", "In Filter2R"},
1757         {"Sidetone Filter", NULL, "Sidetone Mux"},
1758 
1759         DA7218_DMIX_ROUTES("Mixer DAI1L"),
1760         DA7218_DMIX_ROUTES("Mixer DAI1R"),
1761         DA7218_DMIX_ROUTES("Mixer DAI2L"),
1762         DA7218_DMIX_ROUTES("Mixer DAI2R"),
1763 
1764         {"DAIOUT", NULL, "Mixer DAI1L"},
1765         {"DAIOUT", NULL, "Mixer DAI1R"},
1766         {"DAIOUT", NULL, "Mixer DAI2L"},
1767         {"DAIOUT", NULL, "Mixer DAI2R"},
1768 
1769         {"DAIOUT", NULL, "DAI"},
1770 
1771         /* Output paths */
1772         {"DAIIN", NULL, "DAI"},
1773 
1774         DA7218_DMIX_ROUTES("Mixer Out FilterL"),
1775         DA7218_DMIX_ROUTES("Mixer Out FilterR"),
1776 
1777         {"BiQuad Filter", NULL, "Mixer Out FilterL"},
1778         {"BiQuad Filter", NULL, "Mixer Out FilterR"},
1779 
1780         {"Out FilterL BiQuad Mux", "Bypass", "Mixer Out FilterL"},
1781         {"Out FilterL BiQuad Mux", "Enabled", "BiQuad Filter"},
1782         {"Out FilterR BiQuad Mux", "Bypass", "Mixer Out FilterR"},
1783         {"Out FilterR BiQuad Mux", "Enabled", "BiQuad Filter"},
1784 
1785         DA7218_DMIX_ST_ROUTES("ST Mixer Out FilterL"),
1786         DA7218_DMIX_ST_ROUTES("ST Mixer Out FilterR"),
1787 
1788         {"Out FilterL", NULL, "ST Mixer Out FilterL"},
1789         {"Out FilterR", NULL, "ST Mixer Out FilterR"},
1790 
1791         {"Mixout Left PGA", NULL, "Out FilterL"},
1792         {"Mixout Right PGA", NULL, "Out FilterR"},
1793 
1794         {"Headphone Left PGA", NULL, "Mixout Left PGA"},
1795         {"Headphone Right PGA", NULL, "Mixout Right PGA"},
1796 
1797         {"HPL", NULL, "Headphone Left PGA"},
1798         {"HPR", NULL, "Headphone Right PGA"},
1799 
1800         {"HPL", NULL, "Charge Pump"},
1801         {"HPR", NULL, "Charge Pump"},
1802 };
1803 
1804 
1805 /*
1806  * DAI operations
1807  */
1808 
1809 static int da7218_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1810                                  int clk_id, unsigned int freq, int dir)
1811 {
1812         struct snd_soc_component *component = codec_dai->component;
1813         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1814         int ret;
1815 
1816         if (da7218->mclk_rate == freq)
1817                 return 0;
1818 
1819         if ((freq < 2000000) || (freq > 54000000)) {
1820                 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n",
1821                         freq);
1822                 return -EINVAL;
1823         }
1824 
1825         switch (clk_id) {
1826         case DA7218_CLKSRC_MCLK_SQR:
1827                 snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
1828                                     DA7218_PLL_MCLK_SQR_EN_MASK,
1829                                     DA7218_PLL_MCLK_SQR_EN_MASK);
1830                 break;
1831         case DA7218_CLKSRC_MCLK:
1832                 snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
1833                                     DA7218_PLL_MCLK_SQR_EN_MASK, 0);
1834                 break;
1835         default:
1836                 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id);
1837                 return -EINVAL;
1838         }
1839 
1840         if (da7218->mclk) {
1841                 freq = clk_round_rate(da7218->mclk, freq);
1842                 ret = clk_set_rate(da7218->mclk, freq);
1843                 if (ret) {
1844                         dev_err(codec_dai->dev, "Failed to set clock rate %d\n",
1845                                 freq);
1846                         return ret;
1847                 }
1848         }
1849 
1850         da7218->mclk_rate = freq;
1851 
1852         return 0;
1853 }
1854 
1855 static int da7218_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
1856                               int source, unsigned int fref, unsigned int fout)
1857 {
1858         struct snd_soc_component *component = codec_dai->component;
1859         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1860 
1861         u8 pll_ctrl, indiv_bits, indiv;
1862         u8 pll_frac_top, pll_frac_bot, pll_integer;
1863         u32 freq_ref;
1864         u64 frac_div;
1865 
1866         /* Verify 2MHz - 54MHz MCLK provided, and set input divider */
1867         if (da7218->mclk_rate < 2000000) {
1868                 dev_err(component->dev, "PLL input clock %d below valid range\n",
1869                         da7218->mclk_rate);
1870                 return -EINVAL;
1871         } else if (da7218->mclk_rate <= 4500000) {
1872                 indiv_bits = DA7218_PLL_INDIV_2_TO_4_5_MHZ;
1873                 indiv = DA7218_PLL_INDIV_2_TO_4_5_MHZ_VAL;
1874         } else if (da7218->mclk_rate <= 9000000) {
1875                 indiv_bits = DA7218_PLL_INDIV_4_5_TO_9_MHZ;
1876                 indiv = DA7218_PLL_INDIV_4_5_TO_9_MHZ_VAL;
1877         } else if (da7218->mclk_rate <= 18000000) {
1878                 indiv_bits = DA7218_PLL_INDIV_9_TO_18_MHZ;
1879                 indiv = DA7218_PLL_INDIV_9_TO_18_MHZ_VAL;
1880         } else if (da7218->mclk_rate <= 36000000) {
1881                 indiv_bits = DA7218_PLL_INDIV_18_TO_36_MHZ;
1882                 indiv = DA7218_PLL_INDIV_18_TO_36_MHZ_VAL;
1883         } else if (da7218->mclk_rate <= 54000000) {
1884                 indiv_bits = DA7218_PLL_INDIV_36_TO_54_MHZ;
1885                 indiv = DA7218_PLL_INDIV_36_TO_54_MHZ_VAL;
1886         } else {
1887                 dev_err(component->dev, "PLL input clock %d above valid range\n",
1888                         da7218->mclk_rate);
1889                 return -EINVAL;
1890         }
1891         freq_ref = (da7218->mclk_rate / indiv);
1892         pll_ctrl = indiv_bits;
1893 
1894         /* Configure PLL */
1895         switch (source) {
1896         case DA7218_SYSCLK_MCLK:
1897                 pll_ctrl |= DA7218_PLL_MODE_BYPASS;
1898                 snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
1899                                     DA7218_PLL_INDIV_MASK |
1900                                     DA7218_PLL_MODE_MASK, pll_ctrl);
1901                 return 0;
1902         case DA7218_SYSCLK_PLL:
1903                 pll_ctrl |= DA7218_PLL_MODE_NORMAL;
1904                 break;
1905         case DA7218_SYSCLK_PLL_SRM:
1906                 pll_ctrl |= DA7218_PLL_MODE_SRM;
1907                 break;
1908         default:
1909                 dev_err(component->dev, "Invalid PLL config\n");
1910                 return -EINVAL;
1911         }
1912 
1913         /* Calculate dividers for PLL */
1914         pll_integer = fout / freq_ref;
1915         frac_div = (u64)(fout % freq_ref) * 8192ULL;
1916         do_div(frac_div, freq_ref);
1917         pll_frac_top = (frac_div >> DA7218_BYTE_SHIFT) & DA7218_BYTE_MASK;
1918         pll_frac_bot = (frac_div) & DA7218_BYTE_MASK;
1919 
1920         /* Write PLL config & dividers */
1921         snd_soc_component_write(component, DA7218_PLL_FRAC_TOP, pll_frac_top);
1922         snd_soc_component_write(component, DA7218_PLL_FRAC_BOT, pll_frac_bot);
1923         snd_soc_component_write(component, DA7218_PLL_INTEGER, pll_integer);
1924         snd_soc_component_update_bits(component, DA7218_PLL_CTRL,
1925                             DA7218_PLL_MODE_MASK | DA7218_PLL_INDIV_MASK,
1926                             pll_ctrl);
1927 
1928         return 0;
1929 }
1930 
1931 static int da7218_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
1932 {
1933         struct snd_soc_component *component = codec_dai->component;
1934         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
1935         u8 dai_clk_mode = 0, dai_ctrl = 0;
1936 
1937         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1938         case SND_SOC_DAIFMT_CBM_CFM:
1939                 da7218->master = true;
1940                 break;
1941         case SND_SOC_DAIFMT_CBS_CFS:
1942                 da7218->master = false;
1943                 break;
1944         default:
1945                 return -EINVAL;
1946         }
1947 
1948         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1949         case SND_SOC_DAIFMT_I2S:
1950         case SND_SOC_DAIFMT_LEFT_J:
1951         case SND_SOC_DAIFMT_RIGHT_J:
1952                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1953                 case SND_SOC_DAIFMT_NB_NF:
1954                         break;
1955                 case SND_SOC_DAIFMT_NB_IF:
1956                         dai_clk_mode |= DA7218_DAI_WCLK_POL_INV;
1957                         break;
1958                 case SND_SOC_DAIFMT_IB_NF:
1959                         dai_clk_mode |= DA7218_DAI_CLK_POL_INV;
1960                         break;
1961                 case SND_SOC_DAIFMT_IB_IF:
1962                         dai_clk_mode |= DA7218_DAI_WCLK_POL_INV |
1963                                         DA7218_DAI_CLK_POL_INV;
1964                         break;
1965                 default:
1966                         return -EINVAL;
1967                 }
1968                 break;
1969         case SND_SOC_DAIFMT_DSP_B:
1970                 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1971                 case SND_SOC_DAIFMT_NB_NF:
1972                         dai_clk_mode |= DA7218_DAI_CLK_POL_INV;
1973                         break;
1974                 case SND_SOC_DAIFMT_NB_IF:
1975                         dai_clk_mode |= DA7218_DAI_WCLK_POL_INV |
1976                                         DA7218_DAI_CLK_POL_INV;
1977                         break;
1978                 case SND_SOC_DAIFMT_IB_NF:
1979                         break;
1980                 case SND_SOC_DAIFMT_IB_IF:
1981                         dai_clk_mode |= DA7218_DAI_WCLK_POL_INV;
1982                         break;
1983                 default:
1984                         return -EINVAL;
1985                 }
1986                 break;
1987         default:
1988                 return -EINVAL;
1989         }
1990 
1991         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1992         case SND_SOC_DAIFMT_I2S:
1993                 dai_ctrl |= DA7218_DAI_FORMAT_I2S;
1994                 break;
1995         case SND_SOC_DAIFMT_LEFT_J:
1996                 dai_ctrl |= DA7218_DAI_FORMAT_LEFT_J;
1997                 break;
1998         case SND_SOC_DAIFMT_RIGHT_J:
1999                 dai_ctrl |= DA7218_DAI_FORMAT_RIGHT_J;
2000                 break;
2001         case SND_SOC_DAIFMT_DSP_B:
2002                 dai_ctrl |= DA7218_DAI_FORMAT_DSP;
2003                 break;
2004         default:
2005                 return -EINVAL;
2006         }
2007 
2008         /* By default 64 BCLKs per WCLK is supported */
2009         dai_clk_mode |= DA7218_DAI_BCLKS_PER_WCLK_64;
2010 
2011         snd_soc_component_write(component, DA7218_DAI_CLK_MODE, dai_clk_mode);
2012         snd_soc_component_update_bits(component, DA7218_DAI_CTRL, DA7218_DAI_FORMAT_MASK,
2013                             dai_ctrl);
2014 
2015         return 0;
2016 }
2017 
2018 static int da7218_set_dai_tdm_slot(struct snd_soc_dai *dai,
2019                                    unsigned int tx_mask, unsigned int rx_mask,
2020                                    int slots, int slot_width)
2021 {
2022         struct snd_soc_component *component = dai->component;
2023         u8 dai_bclks_per_wclk;
2024         u32 frame_size;
2025 
2026         /* No channels enabled so disable TDM, revert to 64-bit frames */
2027         if (!tx_mask) {
2028                 snd_soc_component_update_bits(component, DA7218_DAI_TDM_CTRL,
2029                                     DA7218_DAI_TDM_CH_EN_MASK |
2030                                     DA7218_DAI_TDM_MODE_EN_MASK, 0);
2031                 snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
2032                                     DA7218_DAI_BCLKS_PER_WCLK_MASK,
2033                                     DA7218_DAI_BCLKS_PER_WCLK_64);
2034                 return 0;
2035         }
2036 
2037         /* Check we have valid slots */
2038         if (fls(tx_mask) > DA7218_DAI_TDM_MAX_SLOTS) {
2039                 dev_err(component->dev, "Invalid number of slots, max = %d\n",
2040                         DA7218_DAI_TDM_MAX_SLOTS);
2041                 return -EINVAL;
2042         }
2043 
2044         /* Check we have a valid offset given (first 2 bytes of rx_mask) */
2045         if (rx_mask >> DA7218_2BYTE_SHIFT) {
2046                 dev_err(component->dev, "Invalid slot offset, max = %d\n",
2047                         DA7218_2BYTE_MASK);
2048                 return -EINVAL;
2049         }
2050 
2051         /* Calculate & validate frame size based on slot info provided. */
2052         frame_size = slots * slot_width;
2053         switch (frame_size) {
2054         case 32:
2055                 dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_32;
2056                 break;
2057         case 64:
2058                 dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_64;
2059                 break;
2060         case 128:
2061                 dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_128;
2062                 break;
2063         case 256:
2064                 dai_bclks_per_wclk = DA7218_DAI_BCLKS_PER_WCLK_256;
2065                 break;
2066         default:
2067                 dev_err(component->dev, "Invalid frame size\n");
2068                 return -EINVAL;
2069         }
2070 
2071         snd_soc_component_update_bits(component, DA7218_DAI_CLK_MODE,
2072                             DA7218_DAI_BCLKS_PER_WCLK_MASK,
2073                             dai_bclks_per_wclk);
2074         snd_soc_component_write(component, DA7218_DAI_OFFSET_LOWER,
2075                       (rx_mask & DA7218_BYTE_MASK));
2076         snd_soc_component_write(component, DA7218_DAI_OFFSET_UPPER,
2077                       ((rx_mask >> DA7218_BYTE_SHIFT) & DA7218_BYTE_MASK));
2078         snd_soc_component_update_bits(component, DA7218_DAI_TDM_CTRL,
2079                             DA7218_DAI_TDM_CH_EN_MASK |
2080                             DA7218_DAI_TDM_MODE_EN_MASK,
2081                             (tx_mask << DA7218_DAI_TDM_CH_EN_SHIFT) |
2082                             DA7218_DAI_TDM_MODE_EN_MASK);
2083 
2084         return 0;
2085 }
2086 
2087 static int da7218_hw_params(struct snd_pcm_substream *substream,
2088                             struct snd_pcm_hw_params *params,
2089                             struct snd_soc_dai *dai)
2090 {
2091         struct snd_soc_component *component = dai->component;
2092         u8 dai_ctrl = 0, fs;
2093         unsigned int channels;
2094 
2095         switch (params_width(params)) {
2096         case 16:
2097                 dai_ctrl |= DA7218_DAI_WORD_LENGTH_S16_LE;
2098                 break;
2099         case 20:
2100                 dai_ctrl |= DA7218_DAI_WORD_LENGTH_S20_LE;
2101                 break;
2102         case 24:
2103                 dai_ctrl |= DA7218_DAI_WORD_LENGTH_S24_LE;
2104                 break;
2105         case 32:
2106                 dai_ctrl |= DA7218_DAI_WORD_LENGTH_S32_LE;
2107                 break;
2108         default:
2109                 return -EINVAL;
2110         }
2111 
2112         channels = params_channels(params);
2113         if ((channels < 1) || (channels > DA7218_DAI_CH_NUM_MAX)) {
2114                 dev_err(component->dev,
2115                         "Invalid number of channels, only 1 to %d supported\n",
2116                         DA7218_DAI_CH_NUM_MAX);
2117                 return -EINVAL;
2118         }
2119         dai_ctrl |= channels << DA7218_DAI_CH_NUM_SHIFT;
2120 
2121         switch (params_rate(params)) {
2122         case 8000:
2123                 fs = DA7218_SR_8000;
2124                 break;
2125         case 11025:
2126                 fs = DA7218_SR_11025;
2127                 break;
2128         case 12000:
2129                 fs = DA7218_SR_12000;
2130                 break;
2131         case 16000:
2132                 fs = DA7218_SR_16000;
2133                 break;
2134         case 22050:
2135                 fs = DA7218_SR_22050;
2136                 break;
2137         case 24000:
2138                 fs = DA7218_SR_24000;
2139                 break;
2140         case 32000:
2141                 fs = DA7218_SR_32000;
2142                 break;
2143         case 44100:
2144                 fs = DA7218_SR_44100;
2145                 break;
2146         case 48000:
2147                 fs = DA7218_SR_48000;
2148                 break;
2149         case 88200:
2150                 fs = DA7218_SR_88200;
2151                 break;
2152         case 96000:
2153                 fs = DA7218_SR_96000;
2154                 break;
2155         default:
2156                 return -EINVAL;
2157         }
2158 
2159         snd_soc_component_update_bits(component, DA7218_DAI_CTRL,
2160                             DA7218_DAI_WORD_LENGTH_MASK | DA7218_DAI_CH_NUM_MASK,
2161                             dai_ctrl);
2162         /* SRs tied for ADCs and DACs. */
2163         snd_soc_component_write(component, DA7218_SR,
2164                       (fs << DA7218_SR_DAC_SHIFT) | (fs << DA7218_SR_ADC_SHIFT));
2165 
2166         return 0;
2167 }
2168 
2169 static const struct snd_soc_dai_ops da7218_dai_ops = {
2170         .hw_params      = da7218_hw_params,
2171         .set_sysclk     = da7218_set_dai_sysclk,
2172         .set_pll        = da7218_set_dai_pll,
2173         .set_fmt        = da7218_set_dai_fmt,
2174         .set_tdm_slot   = da7218_set_dai_tdm_slot,
2175 };
2176 
2177 #define DA7218_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
2178                         SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
2179 
2180 static struct snd_soc_dai_driver da7218_dai = {
2181         .name = "da7218-hifi",
2182         .playback = {
2183                 .stream_name = "Playback",
2184                 .channels_min = 1,
2185                 .channels_max = 4,      /* Only 2 channels of data */
2186                 .rates = SNDRV_PCM_RATE_8000_96000,
2187                 .formats = DA7218_FORMATS,
2188         },
2189         .capture = {
2190                 .stream_name = "Capture",
2191                 .channels_min = 1,
2192                 .channels_max = 4,
2193                 .rates = SNDRV_PCM_RATE_8000_96000,
2194                 .formats = DA7218_FORMATS,
2195         },
2196         .ops = &da7218_dai_ops,
2197         .symmetric_rates = 1,
2198         .symmetric_channels = 1,
2199         .symmetric_samplebits = 1,
2200 };
2201 
2202 
2203 /*
2204  * HP Detect
2205  */
2206 
2207 int da7218_hpldet(struct snd_soc_component *component, struct snd_soc_jack *jack)
2208 {
2209         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2210 
2211         if (da7218->dev_id == DA7217_DEV_ID)
2212                 return -EINVAL;
2213 
2214         da7218->jack = jack;
2215         snd_soc_component_update_bits(component, DA7218_HPLDET_JACK,
2216                             DA7218_HPLDET_JACK_EN_MASK,
2217                             jack ? DA7218_HPLDET_JACK_EN_MASK : 0);
2218 
2219         return 0;
2220 }
2221 EXPORT_SYMBOL_GPL(da7218_hpldet);
2222 
2223 static void da7218_micldet_irq(struct snd_soc_component *component)
2224 {
2225         char *envp[] = {
2226                 "EVENT=MIC_LEVEL_DETECT",
2227                 NULL,
2228         };
2229 
2230         kobject_uevent_env(&component->dev->kobj, KOBJ_CHANGE, envp);
2231 }
2232 
2233 static void da7218_hpldet_irq(struct snd_soc_component *component)
2234 {
2235         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2236         u8 jack_status;
2237         int report;
2238 
2239         jack_status = snd_soc_component_read32(component, DA7218_EVENT_STATUS);
2240 
2241         if (jack_status & DA7218_HPLDET_JACK_STS_MASK)
2242                 report = SND_JACK_HEADPHONE;
2243         else
2244                 report = 0;
2245 
2246         snd_soc_jack_report(da7218->jack, report, SND_JACK_HEADPHONE);
2247 }
2248 
2249 /*
2250  * IRQ
2251  */
2252 
2253 static irqreturn_t da7218_irq_thread(int irq, void *data)
2254 {
2255         struct snd_soc_component *component = data;
2256         u8 status;
2257 
2258         /* Read IRQ status reg */
2259         status = snd_soc_component_read32(component, DA7218_EVENT);
2260         if (!status)
2261                 return IRQ_NONE;
2262 
2263         /* Mic level detect */
2264         if (status & DA7218_LVL_DET_EVENT_MASK)
2265                 da7218_micldet_irq(component);
2266 
2267         /* HP detect */
2268         if (status & DA7218_HPLDET_JACK_EVENT_MASK)
2269                 da7218_hpldet_irq(component);
2270 
2271         /* Clear interrupts */
2272         snd_soc_component_write(component, DA7218_EVENT, status);
2273 
2274         return IRQ_HANDLED;
2275 }
2276 
2277 /*
2278  * DT
2279  */
2280 
2281 static const struct of_device_id da7218_of_match[] = {
2282         { .compatible = "dlg,da7217", .data = (void *) DA7217_DEV_ID },
2283         { .compatible = "dlg,da7218", .data = (void *) DA7218_DEV_ID },
2284         { }
2285 };
2286 MODULE_DEVICE_TABLE(of, da7218_of_match);
2287 
2288 static inline int da7218_of_get_id(struct device *dev)
2289 {
2290         const struct of_device_id *id = of_match_device(da7218_of_match, dev);
2291 
2292         if (id)
2293                 return (uintptr_t)id->data;
2294         else
2295                 return -EINVAL;
2296 }
2297 
2298 static enum da7218_micbias_voltage
2299         da7218_of_micbias_lvl(struct snd_soc_component *component, u32 val)
2300 {
2301         switch (val) {
2302         case 1200:
2303                 return DA7218_MICBIAS_1_2V;
2304         case 1600:
2305                 return DA7218_MICBIAS_1_6V;
2306         case 1800:
2307                 return DA7218_MICBIAS_1_8V;
2308         case 2000:
2309                 return DA7218_MICBIAS_2_0V;
2310         case 2200:
2311                 return DA7218_MICBIAS_2_2V;
2312         case 2400:
2313                 return DA7218_MICBIAS_2_4V;
2314         case 2600:
2315                 return DA7218_MICBIAS_2_6V;
2316         case 2800:
2317                 return DA7218_MICBIAS_2_8V;
2318         case 3000:
2319                 return DA7218_MICBIAS_3_0V;
2320         default:
2321                 dev_warn(component->dev, "Invalid micbias level");
2322                 return DA7218_MICBIAS_1_6V;
2323         }
2324 }
2325 
2326 static enum da7218_mic_amp_in_sel
2327         da7218_of_mic_amp_in_sel(struct snd_soc_component *component, const char *str)
2328 {
2329         if (!strcmp(str, "diff")) {
2330                 return DA7218_MIC_AMP_IN_SEL_DIFF;
2331         } else if (!strcmp(str, "se_p")) {
2332                 return DA7218_MIC_AMP_IN_SEL_SE_P;
2333         } else if (!strcmp(str, "se_n")) {
2334                 return DA7218_MIC_AMP_IN_SEL_SE_N;
2335         } else {
2336                 dev_warn(component->dev, "Invalid mic input type selection");
2337                 return DA7218_MIC_AMP_IN_SEL_DIFF;
2338         }
2339 }
2340 
2341 static enum da7218_dmic_data_sel
2342         da7218_of_dmic_data_sel(struct snd_soc_component *component, const char *str)
2343 {
2344         if (!strcmp(str, "lrise_rfall")) {
2345                 return DA7218_DMIC_DATA_LRISE_RFALL;
2346         } else if (!strcmp(str, "lfall_rrise")) {
2347                 return DA7218_DMIC_DATA_LFALL_RRISE;
2348         } else {
2349                 dev_warn(component->dev, "Invalid DMIC data type selection");
2350                 return DA7218_DMIC_DATA_LRISE_RFALL;
2351         }
2352 }
2353 
2354 static enum da7218_dmic_samplephase
2355         da7218_of_dmic_samplephase(struct snd_soc_component *component, const char *str)
2356 {
2357         if (!strcmp(str, "on_clkedge")) {
2358                 return DA7218_DMIC_SAMPLE_ON_CLKEDGE;
2359         } else if (!strcmp(str, "between_clkedge")) {
2360                 return DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE;
2361         } else {
2362                 dev_warn(component->dev, "Invalid DMIC sample phase");
2363                 return DA7218_DMIC_SAMPLE_ON_CLKEDGE;
2364         }
2365 }
2366 
2367 static enum da7218_dmic_clk_rate
2368         da7218_of_dmic_clkrate(struct snd_soc_component *component, u32 val)
2369 {
2370         switch (val) {
2371         case 1500000:
2372                 return DA7218_DMIC_CLK_1_5MHZ;
2373         case 3000000:
2374                 return DA7218_DMIC_CLK_3_0MHZ;
2375         default:
2376                 dev_warn(component->dev, "Invalid DMIC clock rate");
2377                 return DA7218_DMIC_CLK_3_0MHZ;
2378         }
2379 }
2380 
2381 static enum da7218_hpldet_jack_rate
2382         da7218_of_jack_rate(struct snd_soc_component *component, u32 val)
2383 {
2384         switch (val) {
2385         case 5:
2386                 return DA7218_HPLDET_JACK_RATE_5US;
2387         case 10:
2388                 return DA7218_HPLDET_JACK_RATE_10US;
2389         case 20:
2390                 return DA7218_HPLDET_JACK_RATE_20US;
2391         case 40:
2392                 return DA7218_HPLDET_JACK_RATE_40US;
2393         case 80:
2394                 return DA7218_HPLDET_JACK_RATE_80US;
2395         case 160:
2396                 return DA7218_HPLDET_JACK_RATE_160US;
2397         case 320:
2398                 return DA7218_HPLDET_JACK_RATE_320US;
2399         case 640:
2400                 return DA7218_HPLDET_JACK_RATE_640US;
2401         default:
2402                 dev_warn(component->dev, "Invalid jack detect rate");
2403                 return DA7218_HPLDET_JACK_RATE_40US;
2404         }
2405 }
2406 
2407 static enum da7218_hpldet_jack_debounce
2408         da7218_of_jack_debounce(struct snd_soc_component *component, u32 val)
2409 {
2410         switch (val) {
2411         case 0:
2412                 return DA7218_HPLDET_JACK_DEBOUNCE_OFF;
2413         case 2:
2414                 return DA7218_HPLDET_JACK_DEBOUNCE_2;
2415         case 3:
2416                 return DA7218_HPLDET_JACK_DEBOUNCE_3;
2417         case 4:
2418                 return DA7218_HPLDET_JACK_DEBOUNCE_4;
2419         default:
2420                 dev_warn(component->dev, "Invalid jack debounce");
2421                 return DA7218_HPLDET_JACK_DEBOUNCE_2;
2422         }
2423 }
2424 
2425 static enum da7218_hpldet_jack_thr
2426         da7218_of_jack_thr(struct snd_soc_component *component, u32 val)
2427 {
2428         switch (val) {
2429         case 84:
2430                 return DA7218_HPLDET_JACK_THR_84PCT;
2431         case 88:
2432                 return DA7218_HPLDET_JACK_THR_88PCT;
2433         case 92:
2434                 return DA7218_HPLDET_JACK_THR_92PCT;
2435         case 96:
2436                 return DA7218_HPLDET_JACK_THR_96PCT;
2437         default:
2438                 dev_warn(component->dev, "Invalid jack threshold level");
2439                 return DA7218_HPLDET_JACK_THR_84PCT;
2440         }
2441 }
2442 
2443 static struct da7218_pdata *da7218_of_to_pdata(struct snd_soc_component *component)
2444 {
2445         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2446         struct device_node *np = component->dev->of_node;
2447         struct device_node *hpldet_np;
2448         struct da7218_pdata *pdata;
2449         struct da7218_hpldet_pdata *hpldet_pdata;
2450         const char *of_str;
2451         u32 of_val32;
2452 
2453         pdata = devm_kzalloc(component->dev, sizeof(*pdata), GFP_KERNEL);
2454         if (!pdata)
2455                 return NULL;
2456 
2457         if (of_property_read_u32(np, "dlg,micbias1-lvl-millivolt", &of_val32) >= 0)
2458                 pdata->micbias1_lvl = da7218_of_micbias_lvl(component, of_val32);
2459         else
2460                 pdata->micbias1_lvl = DA7218_MICBIAS_1_6V;
2461 
2462         if (of_property_read_u32(np, "dlg,micbias2-lvl-millivolt", &of_val32) >= 0)
2463                 pdata->micbias2_lvl = da7218_of_micbias_lvl(component, of_val32);
2464         else
2465                 pdata->micbias2_lvl = DA7218_MICBIAS_1_6V;
2466 
2467         if (!of_property_read_string(np, "dlg,mic1-amp-in-sel", &of_str))
2468                 pdata->mic1_amp_in_sel =
2469                         da7218_of_mic_amp_in_sel(component, of_str);
2470         else
2471                 pdata->mic1_amp_in_sel = DA7218_MIC_AMP_IN_SEL_DIFF;
2472 
2473         if (!of_property_read_string(np, "dlg,mic2-amp-in-sel", &of_str))
2474                 pdata->mic2_amp_in_sel =
2475                         da7218_of_mic_amp_in_sel(component, of_str);
2476         else
2477                 pdata->mic2_amp_in_sel = DA7218_MIC_AMP_IN_SEL_DIFF;
2478 
2479         if (!of_property_read_string(np, "dlg,dmic1-data-sel", &of_str))
2480                 pdata->dmic1_data_sel = da7218_of_dmic_data_sel(component, of_str);
2481         else
2482                 pdata->dmic1_data_sel = DA7218_DMIC_DATA_LRISE_RFALL;
2483 
2484         if (!of_property_read_string(np, "dlg,dmic1-samplephase", &of_str))
2485                 pdata->dmic1_samplephase =
2486                         da7218_of_dmic_samplephase(component, of_str);
2487         else
2488                 pdata->dmic1_samplephase = DA7218_DMIC_SAMPLE_ON_CLKEDGE;
2489 
2490         if (of_property_read_u32(np, "dlg,dmic1-clkrate-hz", &of_val32) >= 0)
2491                 pdata->dmic1_clk_rate = da7218_of_dmic_clkrate(component, of_val32);
2492         else
2493                 pdata->dmic1_clk_rate = DA7218_DMIC_CLK_3_0MHZ;
2494 
2495         if (!of_property_read_string(np, "dlg,dmic2-data-sel", &of_str))
2496                 pdata->dmic2_data_sel = da7218_of_dmic_data_sel(component, of_str);
2497         else
2498                 pdata->dmic2_data_sel = DA7218_DMIC_DATA_LRISE_RFALL;
2499 
2500         if (!of_property_read_string(np, "dlg,dmic2-samplephase", &of_str))
2501                 pdata->dmic2_samplephase =
2502                         da7218_of_dmic_samplephase(component, of_str);
2503         else
2504                 pdata->dmic2_samplephase = DA7218_DMIC_SAMPLE_ON_CLKEDGE;
2505 
2506         if (of_property_read_u32(np, "dlg,dmic2-clkrate-hz", &of_val32) >= 0)
2507                 pdata->dmic2_clk_rate = da7218_of_dmic_clkrate(component, of_val32);
2508         else
2509                 pdata->dmic2_clk_rate = DA7218_DMIC_CLK_3_0MHZ;
2510 
2511         if (da7218->dev_id == DA7217_DEV_ID) {
2512                 if (of_property_read_bool(np, "dlg,hp-diff-single-supply"))
2513                         pdata->hp_diff_single_supply = true;
2514         }
2515 
2516         if (da7218->dev_id == DA7218_DEV_ID) {
2517                 hpldet_np = of_get_child_by_name(np, "da7218_hpldet");
2518                 if (!hpldet_np)
2519                         return pdata;
2520 
2521                 hpldet_pdata = devm_kzalloc(component->dev, sizeof(*hpldet_pdata),
2522                                             GFP_KERNEL);
2523                 if (!hpldet_pdata) {
2524                         of_node_put(hpldet_np);
2525                         return pdata;
2526                 }
2527                 pdata->hpldet_pdata = hpldet_pdata;
2528 
2529                 if (of_property_read_u32(hpldet_np, "dlg,jack-rate-us",
2530                                          &of_val32) >= 0)
2531                         hpldet_pdata->jack_rate =
2532                                 da7218_of_jack_rate(component, of_val32);
2533                 else
2534                         hpldet_pdata->jack_rate = DA7218_HPLDET_JACK_RATE_40US;
2535 
2536                 if (of_property_read_u32(hpldet_np, "dlg,jack-debounce",
2537                                          &of_val32) >= 0)
2538                         hpldet_pdata->jack_debounce =
2539                                 da7218_of_jack_debounce(component, of_val32);
2540                 else
2541                         hpldet_pdata->jack_debounce =
2542                                 DA7218_HPLDET_JACK_DEBOUNCE_2;
2543 
2544                 if (of_property_read_u32(hpldet_np, "dlg,jack-threshold-pct",
2545                                          &of_val32) >= 0)
2546                         hpldet_pdata->jack_thr =
2547                                 da7218_of_jack_thr(component, of_val32);
2548                 else
2549                         hpldet_pdata->jack_thr = DA7218_HPLDET_JACK_THR_84PCT;
2550 
2551                 if (of_property_read_bool(hpldet_np, "dlg,comp-inv"))
2552                         hpldet_pdata->comp_inv = true;
2553 
2554                 if (of_property_read_bool(hpldet_np, "dlg,hyst"))
2555                         hpldet_pdata->hyst = true;
2556 
2557                 if (of_property_read_bool(hpldet_np, "dlg,discharge"))
2558                         hpldet_pdata->discharge = true;
2559 
2560                 of_node_put(hpldet_np);
2561         }
2562 
2563         return pdata;
2564 }
2565 
2566 
2567 /*
2568  * Codec driver functions
2569  */
2570 
2571 static int da7218_set_bias_level(struct snd_soc_component *component,
2572                                  enum snd_soc_bias_level level)
2573 {
2574         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2575         int ret;
2576 
2577         switch (level) {
2578         case SND_SOC_BIAS_ON:
2579                 break;
2580         case SND_SOC_BIAS_PREPARE:
2581                 /* Enable MCLK for transition to ON state */
2582                 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) {
2583                         if (da7218->mclk) {
2584                                 ret = clk_prepare_enable(da7218->mclk);
2585                                 if (ret) {
2586                                         dev_err(component->dev, "Failed to enable mclk\n");
2587                                         return ret;
2588                                 }
2589                         }
2590                 }
2591 
2592                 break;
2593         case SND_SOC_BIAS_STANDBY:
2594                 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
2595                         /* Master bias */
2596                         snd_soc_component_update_bits(component, DA7218_REFERENCES,
2597                                             DA7218_BIAS_EN_MASK,
2598                                             DA7218_BIAS_EN_MASK);
2599 
2600                         /* Internal LDO */
2601                         snd_soc_component_update_bits(component, DA7218_LDO_CTRL,
2602                                             DA7218_LDO_EN_MASK,
2603                                             DA7218_LDO_EN_MASK);
2604                 } else {
2605                         /* Remove MCLK */
2606                         if (da7218->mclk)
2607                                 clk_disable_unprepare(da7218->mclk);
2608                 }
2609                 break;
2610         case SND_SOC_BIAS_OFF:
2611                 /* Only disable if jack detection disabled */
2612                 if (!da7218->jack) {
2613                         /* Internal LDO */
2614                         snd_soc_component_update_bits(component, DA7218_LDO_CTRL,
2615                                             DA7218_LDO_EN_MASK, 0);
2616 
2617                         /* Master bias */
2618                         snd_soc_component_update_bits(component, DA7218_REFERENCES,
2619                                             DA7218_BIAS_EN_MASK, 0);
2620                 }
2621                 break;
2622         }
2623 
2624         return 0;
2625 }
2626 
2627 static const char *da7218_supply_names[DA7218_NUM_SUPPLIES] = {
2628         [DA7218_SUPPLY_VDD] = "VDD",
2629         [DA7218_SUPPLY_VDDMIC] = "VDDMIC",
2630         [DA7218_SUPPLY_VDDIO] = "VDDIO",
2631 };
2632 
2633 static int da7218_handle_supplies(struct snd_soc_component *component)
2634 {
2635         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2636         struct regulator *vddio;
2637         u8 io_voltage_lvl = DA7218_IO_VOLTAGE_LEVEL_2_5V_3_6V;
2638         int i, ret;
2639 
2640         /* Get required supplies */
2641         for (i = 0; i < DA7218_NUM_SUPPLIES; ++i)
2642                 da7218->supplies[i].supply = da7218_supply_names[i];
2643 
2644         ret = devm_regulator_bulk_get(component->dev, DA7218_NUM_SUPPLIES,
2645                                       da7218->supplies);
2646         if (ret) {
2647                 dev_err(component->dev, "Failed to get supplies\n");
2648                 return ret;
2649         }
2650 
2651         /* Determine VDDIO voltage provided */
2652         vddio = da7218->supplies[DA7218_SUPPLY_VDDIO].consumer;
2653         ret = regulator_get_voltage(vddio);
2654         if (ret < 1500000)
2655                 dev_warn(component->dev, "Invalid VDDIO voltage\n");
2656         else if (ret < 2500000)
2657                 io_voltage_lvl = DA7218_IO_VOLTAGE_LEVEL_1_5V_2_5V;
2658 
2659         /* Enable main supplies */
2660         ret = regulator_bulk_enable(DA7218_NUM_SUPPLIES, da7218->supplies);
2661         if (ret) {
2662                 dev_err(component->dev, "Failed to enable supplies\n");
2663                 return ret;
2664         }
2665 
2666         /* Ensure device in active mode */
2667         snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE, DA7218_SYSTEM_ACTIVE_MASK);
2668 
2669         /* Update IO voltage level range */
2670         snd_soc_component_write(component, DA7218_IO_CTRL, io_voltage_lvl);
2671 
2672         return 0;
2673 }
2674 
2675 static void da7218_handle_pdata(struct snd_soc_component *component)
2676 {
2677         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2678         struct da7218_pdata *pdata = da7218->pdata;
2679 
2680         if (pdata) {
2681                 u8 micbias_lvl = 0, dmic_cfg = 0;
2682 
2683                 /* Mic Bias voltages */
2684                 switch (pdata->micbias1_lvl) {
2685                 case DA7218_MICBIAS_1_2V:
2686                         micbias_lvl |= DA7218_MICBIAS_1_LP_MODE_MASK;
2687                         break;
2688                 case DA7218_MICBIAS_1_6V:
2689                 case DA7218_MICBIAS_1_8V:
2690                 case DA7218_MICBIAS_2_0V:
2691                 case DA7218_MICBIAS_2_2V:
2692                 case DA7218_MICBIAS_2_4V:
2693                 case DA7218_MICBIAS_2_6V:
2694                 case DA7218_MICBIAS_2_8V:
2695                 case DA7218_MICBIAS_3_0V:
2696                         micbias_lvl |= (pdata->micbias1_lvl <<
2697                                         DA7218_MICBIAS_1_LEVEL_SHIFT);
2698                         break;
2699                 }
2700 
2701                 switch (pdata->micbias2_lvl) {
2702                 case DA7218_MICBIAS_1_2V:
2703                         micbias_lvl |= DA7218_MICBIAS_2_LP_MODE_MASK;
2704                         break;
2705                 case DA7218_MICBIAS_1_6V:
2706                 case DA7218_MICBIAS_1_8V:
2707                 case DA7218_MICBIAS_2_0V:
2708                 case DA7218_MICBIAS_2_2V:
2709                 case DA7218_MICBIAS_2_4V:
2710                 case DA7218_MICBIAS_2_6V:
2711                 case DA7218_MICBIAS_2_8V:
2712                 case DA7218_MICBIAS_3_0V:
2713                         micbias_lvl |= (pdata->micbias2_lvl <<
2714                                          DA7218_MICBIAS_2_LEVEL_SHIFT);
2715                         break;
2716                 }
2717 
2718                 snd_soc_component_write(component, DA7218_MICBIAS_CTRL, micbias_lvl);
2719 
2720                 /* Mic */
2721                 switch (pdata->mic1_amp_in_sel) {
2722                 case DA7218_MIC_AMP_IN_SEL_DIFF:
2723                 case DA7218_MIC_AMP_IN_SEL_SE_P:
2724                 case DA7218_MIC_AMP_IN_SEL_SE_N:
2725                         snd_soc_component_write(component, DA7218_MIC_1_SELECT,
2726                                       pdata->mic1_amp_in_sel);
2727                         break;
2728                 }
2729 
2730                 switch (pdata->mic2_amp_in_sel) {
2731                 case DA7218_MIC_AMP_IN_SEL_DIFF:
2732                 case DA7218_MIC_AMP_IN_SEL_SE_P:
2733                 case DA7218_MIC_AMP_IN_SEL_SE_N:
2734                         snd_soc_component_write(component, DA7218_MIC_2_SELECT,
2735                                       pdata->mic2_amp_in_sel);
2736                         break;
2737                 }
2738 
2739                 /* DMic */
2740                 switch (pdata->dmic1_data_sel) {
2741                 case DA7218_DMIC_DATA_LFALL_RRISE:
2742                 case DA7218_DMIC_DATA_LRISE_RFALL:
2743                         dmic_cfg |= (pdata->dmic1_data_sel <<
2744                                      DA7218_DMIC_1_DATA_SEL_SHIFT);
2745                         break;
2746                 }
2747 
2748                 switch (pdata->dmic1_samplephase) {
2749                 case DA7218_DMIC_SAMPLE_ON_CLKEDGE:
2750                 case DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE:
2751                         dmic_cfg |= (pdata->dmic1_samplephase <<
2752                                      DA7218_DMIC_1_SAMPLEPHASE_SHIFT);
2753                         break;
2754                 }
2755 
2756                 switch (pdata->dmic1_clk_rate) {
2757                 case DA7218_DMIC_CLK_3_0MHZ:
2758                 case DA7218_DMIC_CLK_1_5MHZ:
2759                         dmic_cfg |= (pdata->dmic1_clk_rate <<
2760                                      DA7218_DMIC_1_CLK_RATE_SHIFT);
2761                         break;
2762                 }
2763 
2764                 snd_soc_component_update_bits(component, DA7218_DMIC_1_CTRL,
2765                                     DA7218_DMIC_1_DATA_SEL_MASK |
2766                                     DA7218_DMIC_1_SAMPLEPHASE_MASK |
2767                                     DA7218_DMIC_1_CLK_RATE_MASK, dmic_cfg);
2768 
2769                 dmic_cfg = 0;
2770                 switch (pdata->dmic2_data_sel) {
2771                 case DA7218_DMIC_DATA_LFALL_RRISE:
2772                 case DA7218_DMIC_DATA_LRISE_RFALL:
2773                         dmic_cfg |= (pdata->dmic2_data_sel <<
2774                                      DA7218_DMIC_2_DATA_SEL_SHIFT);
2775                         break;
2776                 }
2777 
2778                 switch (pdata->dmic2_samplephase) {
2779                 case DA7218_DMIC_SAMPLE_ON_CLKEDGE:
2780                 case DA7218_DMIC_SAMPLE_BETWEEN_CLKEDGE:
2781                         dmic_cfg |= (pdata->dmic2_samplephase <<
2782                                      DA7218_DMIC_2_SAMPLEPHASE_SHIFT);
2783                         break;
2784                 }
2785 
2786                 switch (pdata->dmic2_clk_rate) {
2787                 case DA7218_DMIC_CLK_3_0MHZ:
2788                 case DA7218_DMIC_CLK_1_5MHZ:
2789                         dmic_cfg |= (pdata->dmic2_clk_rate <<
2790                                      DA7218_DMIC_2_CLK_RATE_SHIFT);
2791                         break;
2792                 }
2793 
2794                 snd_soc_component_update_bits(component, DA7218_DMIC_2_CTRL,
2795                                     DA7218_DMIC_2_DATA_SEL_MASK |
2796                                     DA7218_DMIC_2_SAMPLEPHASE_MASK |
2797                                     DA7218_DMIC_2_CLK_RATE_MASK, dmic_cfg);
2798 
2799                 /* DA7217 Specific */
2800                 if (da7218->dev_id == DA7217_DEV_ID) {
2801                         da7218->hp_single_supply =
2802                                 pdata->hp_diff_single_supply;
2803 
2804                         if (da7218->hp_single_supply) {
2805                                 snd_soc_component_write(component, DA7218_HP_DIFF_UNLOCK,
2806                                               DA7218_HP_DIFF_UNLOCK_VAL);
2807                                 snd_soc_component_update_bits(component, DA7218_HP_DIFF_CTRL,
2808                                                     DA7218_HP_AMP_SINGLE_SUPPLY_EN_MASK,
2809                                                     DA7218_HP_AMP_SINGLE_SUPPLY_EN_MASK);
2810                         }
2811                 }
2812 
2813                 /* DA7218 Specific */
2814                 if ((da7218->dev_id == DA7218_DEV_ID) &&
2815                     (pdata->hpldet_pdata)) {
2816                         struct da7218_hpldet_pdata *hpldet_pdata =
2817                                 pdata->hpldet_pdata;
2818                         u8 hpldet_cfg = 0;
2819 
2820                         switch (hpldet_pdata->jack_rate) {
2821                         case DA7218_HPLDET_JACK_RATE_5US:
2822                         case DA7218_HPLDET_JACK_RATE_10US:
2823                         case DA7218_HPLDET_JACK_RATE_20US:
2824                         case DA7218_HPLDET_JACK_RATE_40US:
2825                         case DA7218_HPLDET_JACK_RATE_80US:
2826                         case DA7218_HPLDET_JACK_RATE_160US:
2827                         case DA7218_HPLDET_JACK_RATE_320US:
2828                         case DA7218_HPLDET_JACK_RATE_640US:
2829                                 hpldet_cfg |=
2830                                         (hpldet_pdata->jack_rate <<
2831                                          DA7218_HPLDET_JACK_RATE_SHIFT);
2832                                 break;
2833                         }
2834 
2835                         switch (hpldet_pdata->jack_debounce) {
2836                         case DA7218_HPLDET_JACK_DEBOUNCE_OFF:
2837                         case DA7218_HPLDET_JACK_DEBOUNCE_2:
2838                         case DA7218_HPLDET_JACK_DEBOUNCE_3:
2839                         case DA7218_HPLDET_JACK_DEBOUNCE_4:
2840                                 hpldet_cfg |=
2841                                         (hpldet_pdata->jack_debounce <<
2842                                          DA7218_HPLDET_JACK_DEBOUNCE_SHIFT);
2843                                 break;
2844                         }
2845 
2846                         switch (hpldet_pdata->jack_thr) {
2847                         case DA7218_HPLDET_JACK_THR_84PCT:
2848                         case DA7218_HPLDET_JACK_THR_88PCT:
2849                         case DA7218_HPLDET_JACK_THR_92PCT:
2850                         case DA7218_HPLDET_JACK_THR_96PCT:
2851                                 hpldet_cfg |=
2852                                         (hpldet_pdata->jack_thr <<
2853                                          DA7218_HPLDET_JACK_THR_SHIFT);
2854                                 break;
2855                         }
2856                         snd_soc_component_update_bits(component, DA7218_HPLDET_JACK,
2857                                             DA7218_HPLDET_JACK_RATE_MASK |
2858                                             DA7218_HPLDET_JACK_DEBOUNCE_MASK |
2859                                             DA7218_HPLDET_JACK_THR_MASK,
2860                                             hpldet_cfg);
2861 
2862                         hpldet_cfg = 0;
2863                         if (hpldet_pdata->comp_inv)
2864                                 hpldet_cfg |= DA7218_HPLDET_COMP_INV_MASK;
2865 
2866                         if (hpldet_pdata->hyst)
2867                                 hpldet_cfg |= DA7218_HPLDET_HYST_EN_MASK;
2868 
2869                         if (hpldet_pdata->discharge)
2870                                 hpldet_cfg |= DA7218_HPLDET_DISCHARGE_EN_MASK;
2871 
2872                         snd_soc_component_write(component, DA7218_HPLDET_CTRL, hpldet_cfg);
2873                 }
2874         }
2875 }
2876 
2877 static int da7218_probe(struct snd_soc_component *component)
2878 {
2879         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2880         int ret;
2881 
2882         /* Regulator configuration */
2883         ret = da7218_handle_supplies(component);
2884         if (ret)
2885                 return ret;
2886 
2887         /* Handle DT/Platform data */
2888         if (component->dev->of_node)
2889                 da7218->pdata = da7218_of_to_pdata(component);
2890         else
2891                 da7218->pdata = dev_get_platdata(component->dev);
2892 
2893         da7218_handle_pdata(component);
2894 
2895         /* Check if MCLK provided, if not the clock is NULL */
2896         da7218->mclk = devm_clk_get(component->dev, "mclk");
2897         if (IS_ERR(da7218->mclk)) {
2898                 if (PTR_ERR(da7218->mclk) != -ENOENT) {
2899                         ret = PTR_ERR(da7218->mclk);
2900                         goto err_disable_reg;
2901                 } else {
2902                         da7218->mclk = NULL;
2903                 }
2904         }
2905 
2906         /* Default PC to free-running */
2907         snd_soc_component_write(component, DA7218_PC_COUNT, DA7218_PC_FREERUN_MASK);
2908 
2909         /*
2910          * Default Output Filter mixers to off otherwise DAPM will power
2911          * Mic to HP passthrough paths by default at startup.
2912          */
2913         snd_soc_component_write(component, DA7218_DROUTING_OUTFILT_1L, 0);
2914         snd_soc_component_write(component, DA7218_DROUTING_OUTFILT_1R, 0);
2915 
2916         /* Default CP to normal load, power mode */
2917         snd_soc_component_update_bits(component, DA7218_CP_CTRL,
2918                             DA7218_CP_SMALL_SWITCH_FREQ_EN_MASK, 0);
2919 
2920         /* Default gain ramping */
2921         snd_soc_component_update_bits(component, DA7218_MIXIN_1_CTRL,
2922                             DA7218_MIXIN_1_AMP_RAMP_EN_MASK,
2923                             DA7218_MIXIN_1_AMP_RAMP_EN_MASK);
2924         snd_soc_component_update_bits(component, DA7218_MIXIN_2_CTRL,
2925                             DA7218_MIXIN_2_AMP_RAMP_EN_MASK,
2926                             DA7218_MIXIN_2_AMP_RAMP_EN_MASK);
2927         snd_soc_component_update_bits(component, DA7218_IN_1L_FILTER_CTRL,
2928                             DA7218_IN_1L_RAMP_EN_MASK,
2929                             DA7218_IN_1L_RAMP_EN_MASK);
2930         snd_soc_component_update_bits(component, DA7218_IN_1R_FILTER_CTRL,
2931                             DA7218_IN_1R_RAMP_EN_MASK,
2932                             DA7218_IN_1R_RAMP_EN_MASK);
2933         snd_soc_component_update_bits(component, DA7218_IN_2L_FILTER_CTRL,
2934                             DA7218_IN_2L_RAMP_EN_MASK,
2935                             DA7218_IN_2L_RAMP_EN_MASK);
2936         snd_soc_component_update_bits(component, DA7218_IN_2R_FILTER_CTRL,
2937                             DA7218_IN_2R_RAMP_EN_MASK,
2938                             DA7218_IN_2R_RAMP_EN_MASK);
2939         snd_soc_component_update_bits(component, DA7218_DGS_GAIN_CTRL,
2940                             DA7218_DGS_RAMP_EN_MASK, DA7218_DGS_RAMP_EN_MASK);
2941         snd_soc_component_update_bits(component, DA7218_OUT_1L_FILTER_CTRL,
2942                             DA7218_OUT_1L_RAMP_EN_MASK,
2943                             DA7218_OUT_1L_RAMP_EN_MASK);
2944         snd_soc_component_update_bits(component, DA7218_OUT_1R_FILTER_CTRL,
2945                             DA7218_OUT_1R_RAMP_EN_MASK,
2946                             DA7218_OUT_1R_RAMP_EN_MASK);
2947         snd_soc_component_update_bits(component, DA7218_HP_L_CTRL,
2948                             DA7218_HP_L_AMP_RAMP_EN_MASK,
2949                             DA7218_HP_L_AMP_RAMP_EN_MASK);
2950         snd_soc_component_update_bits(component, DA7218_HP_R_CTRL,
2951                             DA7218_HP_R_AMP_RAMP_EN_MASK,
2952                             DA7218_HP_R_AMP_RAMP_EN_MASK);
2953 
2954         /* Default infinite tone gen, start/stop by Kcontrol */
2955         snd_soc_component_write(component, DA7218_TONE_GEN_CYCLES, DA7218_BEEP_CYCLES_MASK);
2956 
2957         /* DA7217 specific config */
2958         if (da7218->dev_id == DA7217_DEV_ID) {
2959                 snd_soc_component_update_bits(component, DA7218_HP_DIFF_CTRL,
2960                                     DA7218_HP_AMP_DIFF_MODE_EN_MASK,
2961                                     DA7218_HP_AMP_DIFF_MODE_EN_MASK);
2962 
2963                 /* Only DA7218 supports HP detect, mask off for DA7217 */
2964                 snd_soc_component_write(component, DA7218_EVENT_MASK,
2965                               DA7218_HPLDET_JACK_EVENT_IRQ_MSK_MASK);
2966         }
2967 
2968         if (da7218->irq) {
2969                 ret = devm_request_threaded_irq(component->dev, da7218->irq, NULL,
2970                                                 da7218_irq_thread,
2971                                                 IRQF_TRIGGER_LOW | IRQF_ONESHOT,
2972                                                 "da7218", component);
2973                 if (ret != 0) {
2974                         dev_err(component->dev, "Failed to request IRQ %d: %d\n",
2975                                 da7218->irq, ret);
2976                         goto err_disable_reg;
2977                 }
2978 
2979         }
2980 
2981         return 0;
2982 
2983 err_disable_reg:
2984         regulator_bulk_disable(DA7218_NUM_SUPPLIES, da7218->supplies);
2985 
2986         return ret;
2987 }
2988 
2989 static void da7218_remove(struct snd_soc_component *component)
2990 {
2991         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
2992 
2993         regulator_bulk_disable(DA7218_NUM_SUPPLIES, da7218->supplies);
2994 }
2995 
2996 #ifdef CONFIG_PM
2997 static int da7218_suspend(struct snd_soc_component *component)
2998 {
2999         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
3000 
3001         da7218_set_bias_level(component, SND_SOC_BIAS_OFF);
3002 
3003         /* Put device into standby mode if jack detection disabled */
3004         if (!da7218->jack)
3005                 snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE, 0);
3006 
3007         return 0;
3008 }
3009 
3010 static int da7218_resume(struct snd_soc_component *component)
3011 {
3012         struct da7218_priv *da7218 = snd_soc_component_get_drvdata(component);
3013 
3014         /* Put device into active mode if previously moved to standby */
3015         if (!da7218->jack)
3016                 snd_soc_component_write(component, DA7218_SYSTEM_ACTIVE,
3017                               DA7218_SYSTEM_ACTIVE_MASK);
3018 
3019         da7218_set_bias_level(component, SND_SOC_BIAS_STANDBY);
3020 
3021         return 0;
3022 }
3023 #else
3024 #define da7218_suspend NULL
3025 #define da7218_resume NULL
3026 #endif
3027 
3028 static const struct snd_soc_component_driver soc_component_dev_da7218 = {
3029         .probe                  = da7218_probe,
3030         .remove                 = da7218_remove,
3031         .suspend                = da7218_suspend,
3032         .resume                 = da7218_resume,
3033         .set_bias_level         = da7218_set_bias_level,
3034         .controls               = da7218_snd_controls,
3035         .num_controls           = ARRAY_SIZE(da7218_snd_controls),
3036         .dapm_widgets           = da7218_dapm_widgets,
3037         .num_dapm_widgets       = ARRAY_SIZE(da7218_dapm_widgets),
3038         .dapm_routes            = da7218_audio_map,
3039         .num_dapm_routes        = ARRAY_SIZE(da7218_audio_map),
3040         .idle_bias_on           = 1,
3041         .use_pmdown_time        = 1,
3042         .endianness             = 1,
3043         .non_legacy_dai_naming  = 1,
3044 };
3045 
3046 
3047 /*
3048  * Regmap configs
3049  */
3050 
3051 static struct reg_default da7218_reg_defaults[] = {
3052         { DA7218_SYSTEM_ACTIVE, 0x00 },
3053         { DA7218_CIF_CTRL, 0x00 },
3054         { DA7218_SPARE1, 0x00 },
3055         { DA7218_SR, 0xAA },
3056         { DA7218_PC_COUNT, 0x02 },
3057         { DA7218_GAIN_RAMP_CTRL, 0x00 },
3058         { DA7218_CIF_TIMEOUT_CTRL, 0x01 },
3059         { DA7218_SYSTEM_MODES_INPUT, 0x00 },
3060         { DA7218_SYSTEM_MODES_OUTPUT, 0x00 },
3061         { DA7218_IN_1L_FILTER_CTRL, 0x00 },
3062         { DA7218_IN_1R_FILTER_CTRL, 0x00 },
3063         { DA7218_IN_2L_FILTER_CTRL, 0x00 },
3064         { DA7218_IN_2R_FILTER_CTRL, 0x00 },
3065         { DA7218_OUT_1L_FILTER_CTRL, 0x40 },
3066         { DA7218_OUT_1R_FILTER_CTRL, 0x40 },
3067         { DA7218_OUT_1_HPF_FILTER_CTRL, 0x80 },
3068         { DA7218_OUT_1_EQ_12_FILTER_CTRL, 0x77 },
3069         { DA7218_OUT_1_EQ_34_FILTER_CTRL, 0x77 },
3070         { DA7218_OUT_1_EQ_5_FILTER_CTRL, 0x07 },
3071         { DA7218_OUT_1_BIQ_5STAGE_CTRL, 0x40 },
3072         { DA7218_OUT_1_BIQ_5STAGE_DATA, 0x00 },
3073         { DA7218_OUT_1_BIQ_5STAGE_ADDR, 0x00 },
3074         { DA7218_MIXIN_1_CTRL, 0x48 },
3075         { DA7218_MIXIN_1_GAIN, 0x03 },
3076         { DA7218_MIXIN_2_CTRL, 0x48 },
3077         { DA7218_MIXIN_2_GAIN, 0x03 },
3078         { DA7218_ALC_CTRL1, 0x00 },
3079         { DA7218_ALC_CTRL2, 0x00 },
3080         { DA7218_ALC_CTRL3, 0x00 },
3081         { DA7218_ALC_NOISE, 0x3F },
3082         { DA7218_ALC_TARGET_MIN, 0x3F },
3083         { DA7218_ALC_TARGET_MAX, 0x00 },
3084         { DA7218_ALC_GAIN_LIMITS, 0xFF },
3085         { DA7218_ALC_ANA_GAIN_LIMITS, 0x71 },
3086         { DA7218_ALC_ANTICLIP_CTRL, 0x00 },
3087         { DA7218_AGS_ENABLE, 0x00 },
3088         { DA7218_AGS_TRIGGER, 0x09 },
3089         { DA7218_AGS_ATT_MAX, 0x00 },
3090         { DA7218_AGS_TIMEOUT, 0x00 },
3091         { DA7218_AGS_ANTICLIP_CTRL, 0x00 },
3092         { DA7218_ENV_TRACK_CTRL, 0x00 },
3093         { DA7218_LVL_DET_CTRL, 0x00 },
3094         { DA7218_LVL_DET_LEVEL, 0x7F },
3095         { DA7218_DGS_TRIGGER, 0x24 },
3096         { DA7218_DGS_ENABLE, 0x00 },
3097         { DA7218_DGS_RISE_FALL, 0x50 },
3098         { DA7218_DGS_SYNC_DELAY, 0xA3 },
3099         { DA7218_DGS_SYNC_DELAY2, 0x31 },
3100         { DA7218_DGS_SYNC_DELAY3, 0x11 },
3101         { DA7218_DGS_LEVELS, 0x01 },
3102         { DA7218_DGS_GAIN_CTRL, 0x74 },
3103         { DA7218_DROUTING_OUTDAI_1L, 0x01 },
3104         { DA7218_DMIX_OUTDAI_1L_INFILT_1L_GAIN, 0x1C },
3105         { DA7218_DMIX_OUTDAI_1L_INFILT_1R_GAIN, 0x1C },
3106         { DA7218_DMIX_OUTDAI_1L_INFILT_2L_GAIN, 0x1C },
3107         { DA7218_DMIX_OUTDAI_1L_INFILT_2R_GAIN, 0x1C },
3108         { DA7218_DMIX_OUTDAI_1L_TONEGEN_GAIN, 0x1C },
3109         { DA7218_DMIX_OUTDAI_1L_INDAI_1L_GAIN, 0x1C },
3110         { DA7218_DMIX_OUTDAI_1L_INDAI_1R_GAIN, 0x1C },
3111         { DA7218_DROUTING_OUTDAI_1R, 0x04 },
3112         { DA7218_DMIX_OUTDAI_1R_INFILT_1L_GAIN, 0x1C },
3113         { DA7218_DMIX_OUTDAI_1R_INFILT_1R_GAIN, 0x1C },
3114         { DA7218_DMIX_OUTDAI_1R_INFILT_2L_GAIN, 0x1C },
3115         { DA7218_DMIX_OUTDAI_1R_INFILT_2R_GAIN, 0x1C },
3116         { DA7218_DMIX_OUTDAI_1R_TONEGEN_GAIN, 0x1C },
3117         { DA7218_DMIX_OUTDAI_1R_INDAI_1L_GAIN, 0x1C },
3118         { DA7218_DMIX_OUTDAI_1R_INDAI_1R_GAIN, 0x1C },
3119         { DA7218_DROUTING_OUTFILT_1L, 0x01 },
3120         { DA7218_DMIX_OUTFILT_1L_INFILT_1L_GAIN, 0x1C },
3121         { DA7218_DMIX_OUTFILT_1L_INFILT_1R_GAIN, 0x1C },
3122         { DA7218_DMIX_OUTFILT_1L_INFILT_2L_GAIN, 0x1C },
3123         { DA7218_DMIX_OUTFILT_1L_INFILT_2R_GAIN, 0x1C },
3124         { DA7218_DMIX_OUTFILT_1L_TONEGEN_GAIN, 0x1C },
3125         { DA7218_DMIX_OUTFILT_1L_INDAI_1L_GAIN, 0x1C },
3126         { DA7218_DMIX_OUTFILT_1L_INDAI_1R_GAIN, 0x1C },
3127         { DA7218_DROUTING_OUTFILT_1R, 0x04 },
3128         { DA7218_DMIX_OUTFILT_1R_INFILT_1L_GAIN, 0x1C },
3129         { DA7218_DMIX_OUTFILT_1R_INFILT_1R_GAIN, 0x1C },
3130         { DA7218_DMIX_OUTFILT_1R_INFILT_2L_GAIN, 0x1C },
3131         { DA7218_DMIX_OUTFILT_1R_INFILT_2R_GAIN, 0x1C },
3132         { DA7218_DMIX_OUTFILT_1R_TONEGEN_GAIN, 0x1C },
3133         { DA7218_DMIX_OUTFILT_1R_INDAI_1L_GAIN, 0x1C },
3134         { DA7218_DMIX_OUTFILT_1R_INDAI_1R_GAIN, 0x1C },
3135         { DA7218_DROUTING_OUTDAI_2L, 0x04 },
3136         { DA7218_DMIX_OUTDAI_2L_INFILT_1L_GAIN, 0x1C },
3137         { DA7218_DMIX_OUTDAI_2L_INFILT_1R_GAIN, 0x1C },
3138         { DA7218_DMIX_OUTDAI_2L_INFILT_2L_GAIN, 0x1C },
3139         { DA7218_DMIX_OUTDAI_2L_INFILT_2R_GAIN, 0x1C },
3140         { DA7218_DMIX_OUTDAI_2L_TONEGEN_GAIN, 0x1C },
3141         { DA7218_DMIX_OUTDAI_2L_INDAI_1L_GAIN, 0x1C },
3142         { DA7218_DMIX_OUTDAI_2L_INDAI_1R_GAIN, 0x1C },
3143         { DA7218_DROUTING_OUTDAI_2R, 0x08 },
3144         { DA7218_DMIX_OUTDAI_2R_INFILT_1L_GAIN, 0x1C },
3145         { DA7218_DMIX_OUTDAI_2R_INFILT_1R_GAIN, 0x1C },
3146         { DA7218_DMIX_OUTDAI_2R_INFILT_2L_GAIN, 0x1C },
3147         { DA7218_DMIX_OUTDAI_2R_INFILT_2R_GAIN, 0x1C },
3148         { DA7218_DMIX_OUTDAI_2R_TONEGEN_GAIN, 0x1C },
3149         { DA7218_DMIX_OUTDAI_2R_INDAI_1L_GAIN, 0x1C },
3150         { DA7218_DMIX_OUTDAI_2R_INDAI_1R_GAIN, 0x1C },
3151         { DA7218_DAI_CTRL, 0x28 },
3152         { DA7218_DAI_TDM_CTRL, 0x40 },
3153         { DA7218_DAI_OFFSET_LOWER, 0x00 },
3154         { DA7218_DAI_OFFSET_UPPER, 0x00 },
3155         { DA7218_DAI_CLK_MODE, 0x01 },
3156         { DA7218_PLL_CTRL, 0x04 },
3157         { DA7218_PLL_FRAC_TOP, 0x00 },
3158         { DA7218_PLL_FRAC_BOT, 0x00 },
3159         { DA7218_PLL_INTEGER, 0x20 },
3160         { DA7218_DAC_NG_CTRL, 0x00 },
3161         { DA7218_DAC_NG_SETUP_TIME, 0x00 },
3162         { DA7218_DAC_NG_OFF_THRESH, 0x00 },
3163         { DA7218_DAC_NG_ON_THRESH, 0x00 },
3164         { DA7218_TONE_GEN_CFG2, 0x00 },
3165         { DA7218_TONE_GEN_FREQ1_L, 0x55 },
3166         { DA7218_TONE_GEN_FREQ1_U, 0x15 },
3167         { DA7218_TONE_GEN_FREQ2_L, 0x00 },
3168         { DA7218_TONE_GEN_FREQ2_U, 0x40 },
3169         { DA7218_TONE_GEN_CYCLES, 0x00 },
3170         { DA7218_TONE_GEN_ON_PER, 0x02 },
3171         { DA7218_TONE_GEN_OFF_PER, 0x01 },
3172         { DA7218_CP_CTRL, 0x60 },
3173         { DA7218_CP_DELAY, 0x11 },
3174         { DA7218_CP_VOL_THRESHOLD1, 0x0E },
3175         { DA7218_MIC_1_CTRL, 0x40 },
3176         { DA7218_MIC_1_GAIN, 0x01 },
3177         { DA7218_MIC_1_SELECT, 0x00 },
3178         { DA7218_MIC_2_CTRL, 0x40 },
3179         { DA7218_MIC_2_GAIN, 0x01 },
3180         { DA7218_MIC_2_SELECT, 0x00 },
3181         { DA7218_IN_1_HPF_FILTER_CTRL, 0x80 },
3182         { DA7218_IN_2_HPF_FILTER_CTRL, 0x80 },
3183         { DA7218_ADC_1_CTRL, 0x07 },
3184         { DA7218_ADC_2_CTRL, 0x07 },
3185         { DA7218_MIXOUT_L_CTRL, 0x00 },
3186         { DA7218_MIXOUT_L_GAIN, 0x03 },
3187         { DA7218_MIXOUT_R_CTRL, 0x00 },
3188         { DA7218_MIXOUT_R_GAIN, 0x03 },
3189         { DA7218_HP_L_CTRL, 0x40 },
3190         { DA7218_HP_L_GAIN, 0x3B },
3191         { DA7218_HP_R_CTRL, 0x40 },
3192         { DA7218_HP_R_GAIN, 0x3B },
3193         { DA7218_HP_DIFF_CTRL, 0x00 },
3194         { DA7218_HP_DIFF_UNLOCK, 0xC3 },
3195         { DA7218_HPLDET_JACK, 0x0B },
3196         { DA7218_HPLDET_CTRL, 0x00 },
3197         { DA7218_REFERENCES, 0x08 },
3198         { DA7218_IO_CTRL, 0x00 },
3199         { DA7218_LDO_CTRL, 0x00 },
3200         { DA7218_SIDETONE_CTRL, 0x40 },
3201         { DA7218_SIDETONE_IN_SELECT, 0x00 },
3202         { DA7218_SIDETONE_GAIN, 0x1C },
3203         { DA7218_DROUTING_ST_OUTFILT_1L, 0x01 },
3204         { DA7218_DROUTING_ST_OUTFILT_1R, 0x02 },
3205         { DA7218_SIDETONE_BIQ_3STAGE_DATA, 0x00 },
3206         { DA7218_SIDETONE_BIQ_3STAGE_ADDR, 0x00 },
3207         { DA7218_EVENT_MASK, 0x00 },
3208         { DA7218_DMIC_1_CTRL, 0x00 },
3209         { DA7218_DMIC_2_CTRL, 0x00 },
3210         { DA7218_IN_1L_GAIN, 0x6F },
3211         { DA7218_IN_1R_GAIN, 0x6F },
3212         { DA7218_IN_2L_GAIN, 0x6F },
3213         { DA7218_IN_2R_GAIN, 0x6F },
3214         { DA7218_OUT_1L_GAIN, 0x6F },
3215         { DA7218_OUT_1R_GAIN, 0x6F },
3216         { DA7218_MICBIAS_CTRL, 0x00 },
3217         { DA7218_MICBIAS_EN, 0x00 },
3218 };
3219 
3220 static bool da7218_volatile_register(struct device *dev, unsigned int reg)
3221 {
3222         switch (reg) {
3223         case DA7218_STATUS1:
3224         case DA7218_SOFT_RESET:
3225         case DA7218_SYSTEM_STATUS:
3226         case DA7218_CALIB_CTRL:
3227         case DA7218_CALIB_OFFSET_AUTO_M_1:
3228         case DA7218_CALIB_OFFSET_AUTO_U_1:
3229         case DA7218_CALIB_OFFSET_AUTO_M_2:
3230         case DA7218_CALIB_OFFSET_AUTO_U_2:
3231         case DA7218_PLL_STATUS:
3232         case DA7218_PLL_REFOSC_CAL:
3233         case DA7218_TONE_GEN_CFG1:
3234         case DA7218_ADC_MODE:
3235         case DA7218_HP_SNGL_CTRL:
3236         case DA7218_HPLDET_TEST:
3237         case DA7218_EVENT_STATUS:
3238         case DA7218_EVENT:
3239                 return true;
3240         default:
3241                 return false;
3242         }
3243 }
3244 
3245 static const struct regmap_config da7218_regmap_config = {
3246         .reg_bits = 8,
3247         .val_bits = 8,
3248 
3249         .max_register = DA7218_MICBIAS_EN,
3250         .reg_defaults = da7218_reg_defaults,
3251         .num_reg_defaults = ARRAY_SIZE(da7218_reg_defaults),
3252         .volatile_reg = da7218_volatile_register,
3253         .cache_type = REGCACHE_RBTREE,
3254 };
3255 
3256 
3257 /*
3258  * I2C layer
3259  */
3260 
3261 static int da7218_i2c_probe(struct i2c_client *i2c,
3262                             const struct i2c_device_id *id)
3263 {
3264         struct da7218_priv *da7218;
3265         int ret;
3266 
3267         da7218 = devm_kzalloc(&i2c->dev, sizeof(*da7218), GFP_KERNEL);
3268         if (!da7218)
3269                 return -ENOMEM;
3270 
3271         i2c_set_clientdata(i2c, da7218);
3272 
3273         if (i2c->dev.of_node)
3274                 da7218->dev_id = da7218_of_get_id(&i2c->dev);
3275         else
3276                 da7218->dev_id = id->driver_data;
3277 
3278         if ((da7218->dev_id != DA7217_DEV_ID) &&
3279             (da7218->dev_id != DA7218_DEV_ID)) {
3280                 dev_err(&i2c->dev, "Invalid device Id\n");
3281                 return -EINVAL;
3282         }
3283 
3284         da7218->irq = i2c->irq;
3285 
3286         da7218->regmap = devm_regmap_init_i2c(i2c, &da7218_regmap_config);
3287         if (IS_ERR(da7218->regmap)) {
3288                 ret = PTR_ERR(da7218->regmap);
3289                 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret);
3290                 return ret;
3291         }
3292 
3293         ret = devm_snd_soc_register_component(&i2c->dev,
3294                         &soc_component_dev_da7218, &da7218_dai, 1);
3295         if (ret < 0) {
3296                 dev_err(&i2c->dev, "Failed to register da7218 component: %d\n",
3297                         ret);
3298         }
3299         return ret;
3300 }
3301 
3302 static const struct i2c_device_id da7218_i2c_id[] = {
3303         { "da7217", DA7217_DEV_ID },
3304         { "da7218", DA7218_DEV_ID },
3305         { }
3306 };
3307 MODULE_DEVICE_TABLE(i2c, da7218_i2c_id);
3308 
3309 static struct i2c_driver da7218_i2c_driver = {
3310         .driver = {
3311                 .name = "da7218",
3312                 .of_match_table = of_match_ptr(da7218_of_match),
3313         },
3314         .probe          = da7218_i2c_probe,
3315         .id_table       = da7218_i2c_id,
3316 };
3317 
3318 module_i2c_driver(da7218_i2c_driver);
3319 
3320 MODULE_DESCRIPTION("ASoC DA7218 Codec driver");
3321 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>");
3322 MODULE_LICENSE("GPL");

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