1 /* 2 * da7219.c - DA7219 ALSA SoC Codec Driver 3 * 4 * Copyright (c) 2015 Dialog Semiconductor 5 * 6 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> 7 * 8 * This program is free software; you can redistribute it and/or modify it 9 * under the terms of the GNU General Public License as published by the 10 * Free Software Foundation; either version 2 of the License, or (at your 11 * option) any later version. 12 */ 13 14 #include <linux/clk.h> 15 #include <linux/i2c.h> 16 #include <linux/of_device.h> 17 #include <linux/regmap.h> 18 #include <linux/slab.h> 19 #include <linux/pm.h> 20 #include <linux/module.h> 21 #include <linux/delay.h> 22 #include <linux/regulator/consumer.h> 23 #include <sound/pcm.h> 24 #include <sound/pcm_params.h> 25 #include <sound/soc.h> 26 #include <sound/soc-dapm.h> 27 #include <sound/initval.h> 28 #include <sound/tlv.h> 29 #include <asm/div64.h> 30 31 #include <sound/da7219.h> 32 #include "da7219.h" 33 #include "da7219-aad.h" 34 35 36 /* 37 * TLVs and Enums 38 */ 39 40 /* Input TLVs */ 41 static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0); 42 static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0); 43 static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0); 44 static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0); 45 static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0); 46 static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0); 47 static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0); 48 static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0); 49 50 /* Output TLVs */ 51 static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0); 52 53 static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv, 54 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 55 /* -77.25dB to 12dB */ 56 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0) 57 ); 58 59 static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0); 60 static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0); 61 62 /* Input Enums */ 63 static const char * const da7219_alc_attack_rate_txt[] = { 64 "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs", 65 "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs", 66 "30024/fs" 67 }; 68 69 static const struct soc_enum da7219_alc_attack_rate = 70 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT, 71 DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt); 72 73 static const char * const da7219_alc_release_rate_txt[] = { 74 "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs", 75 "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs" 76 }; 77 78 static const struct soc_enum da7219_alc_release_rate = 79 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT, 80 DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt); 81 82 static const char * const da7219_alc_hold_time_txt[] = { 83 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", 84 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", 85 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs" 86 }; 87 88 static const struct soc_enum da7219_alc_hold_time = 89 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT, 90 DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt); 91 92 static const char * const da7219_alc_env_rate_txt[] = { 93 "1/4", "1/16", "1/256", "1/65536" 94 }; 95 96 static const struct soc_enum da7219_alc_env_attack_rate = 97 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT, 98 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); 99 100 static const struct soc_enum da7219_alc_env_release_rate = 101 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT, 102 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); 103 104 static const char * const da7219_alc_anticlip_step_txt[] = { 105 "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs" 106 }; 107 108 static const struct soc_enum da7219_alc_anticlip_step = 109 SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL, 110 DA7219_ALC_ANTICLIP_STEP_SHIFT, 111 DA7219_ALC_ANTICLIP_STEP_MAX, 112 da7219_alc_anticlip_step_txt); 113 114 /* Input/Output Enums */ 115 static const char * const da7219_gain_ramp_rate_txt[] = { 116 "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8", 117 "Nominal Rate / 16" 118 }; 119 120 static const struct soc_enum da7219_gain_ramp_rate = 121 SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT, 122 DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt); 123 124 static const char * const da7219_hpf_mode_txt[] = { 125 "Disabled", "Audio", "Voice" 126 }; 127 128 static const unsigned int da7219_hpf_mode_val[] = { 129 DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN, 130 }; 131 132 static const struct soc_enum da7219_adc_hpf_mode = 133 SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT, 134 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, 135 da7219_hpf_mode_txt, da7219_hpf_mode_val); 136 137 static const struct soc_enum da7219_dac_hpf_mode = 138 SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT, 139 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, 140 da7219_hpf_mode_txt, da7219_hpf_mode_val); 141 142 static const char * const da7219_audio_hpf_corner_txt[] = { 143 "2Hz", "4Hz", "8Hz", "16Hz" 144 }; 145 146 static const struct soc_enum da7219_adc_audio_hpf_corner = 147 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, 148 DA7219_ADC_AUDIO_HPF_CORNER_SHIFT, 149 DA7219_AUDIO_HPF_CORNER_MAX, 150 da7219_audio_hpf_corner_txt); 151 152 static const struct soc_enum da7219_dac_audio_hpf_corner = 153 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, 154 DA7219_DAC_AUDIO_HPF_CORNER_SHIFT, 155 DA7219_AUDIO_HPF_CORNER_MAX, 156 da7219_audio_hpf_corner_txt); 157 158 static const char * const da7219_voice_hpf_corner_txt[] = { 159 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 160 }; 161 162 static const struct soc_enum da7219_adc_voice_hpf_corner = 163 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, 164 DA7219_ADC_VOICE_HPF_CORNER_SHIFT, 165 DA7219_VOICE_HPF_CORNER_MAX, 166 da7219_voice_hpf_corner_txt); 167 168 static const struct soc_enum da7219_dac_voice_hpf_corner = 169 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, 170 DA7219_DAC_VOICE_HPF_CORNER_SHIFT, 171 DA7219_VOICE_HPF_CORNER_MAX, 172 da7219_voice_hpf_corner_txt); 173 174 static const char * const da7219_tonegen_dtmf_key_txt[] = { 175 "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", 176 "*", "#" 177 }; 178 179 static const struct soc_enum da7219_tonegen_dtmf_key = 180 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT, 181 DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt); 182 183 static const char * const da7219_tonegen_swg_sel_txt[] = { 184 "Sum", "SWG1", "SWG2", "SWG1_1-Cos" 185 }; 186 187 static const struct soc_enum da7219_tonegen_swg_sel = 188 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT, 189 DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt); 190 191 /* Output Enums */ 192 static const char * const da7219_dac_softmute_rate_txt[] = { 193 "1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples", 194 "32 Samples", "64 Samples" 195 }; 196 197 static const struct soc_enum da7219_dac_softmute_rate = 198 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT, 199 DA7219_DAC_SOFTMUTE_RATE_MAX, 200 da7219_dac_softmute_rate_txt); 201 202 static const char * const da7219_dac_ng_setup_time_txt[] = { 203 "256 Samples", "512 Samples", "1024 Samples", "2048 Samples" 204 }; 205 206 static const struct soc_enum da7219_dac_ng_setup_time = 207 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 208 DA7219_DAC_NG_SETUP_TIME_SHIFT, 209 DA7219_DAC_NG_SETUP_TIME_MAX, 210 da7219_dac_ng_setup_time_txt); 211 212 static const char * const da7219_dac_ng_rampup_txt[] = { 213 "0.22ms/dB", "0.0138ms/dB" 214 }; 215 216 static const struct soc_enum da7219_dac_ng_rampup_rate = 217 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 218 DA7219_DAC_NG_RAMPUP_RATE_SHIFT, 219 DA7219_DAC_NG_RAMP_RATE_MAX, 220 da7219_dac_ng_rampup_txt); 221 222 static const char * const da7219_dac_ng_rampdown_txt[] = { 223 "0.88ms/dB", "14.08ms/dB" 224 }; 225 226 static const struct soc_enum da7219_dac_ng_rampdown_rate = 227 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 228 DA7219_DAC_NG_RAMPDN_RATE_SHIFT, 229 DA7219_DAC_NG_RAMP_RATE_MAX, 230 da7219_dac_ng_rampdown_txt); 231 232 233 static const char * const da7219_cp_track_mode_txt[] = { 234 "Largest Volume", "DAC Volume", "Signal Magnitude" 235 }; 236 237 static const unsigned int da7219_cp_track_mode_val[] = { 238 DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL, 239 DA7219_CP_MCHANGE_SIG_MAG 240 }; 241 242 static const struct soc_enum da7219_cp_track_mode = 243 SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT, 244 DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX, 245 da7219_cp_track_mode_txt, 246 da7219_cp_track_mode_val); 247 248 249 /* 250 * Control Functions 251 */ 252 253 /* Locked Kcontrol calls */ 254 static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol, 255 struct snd_ctl_elem_value *ucontrol) 256 { 257 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 258 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 259 int ret; 260 261 mutex_lock(&da7219->lock); 262 ret = snd_soc_get_volsw(kcontrol, ucontrol); 263 mutex_unlock(&da7219->lock); 264 265 return ret; 266 } 267 268 static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol, 269 struct snd_ctl_elem_value *ucontrol) 270 { 271 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 272 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 273 int ret; 274 275 mutex_lock(&da7219->lock); 276 ret = snd_soc_put_volsw(kcontrol, ucontrol); 277 mutex_unlock(&da7219->lock); 278 279 return ret; 280 } 281 282 static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol, 283 struct snd_ctl_elem_value *ucontrol) 284 { 285 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 286 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 287 int ret; 288 289 mutex_lock(&da7219->lock); 290 ret = snd_soc_get_enum_double(kcontrol, ucontrol); 291 mutex_unlock(&da7219->lock); 292 293 return ret; 294 } 295 296 static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol, 297 struct snd_ctl_elem_value *ucontrol) 298 { 299 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 300 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 301 int ret; 302 303 mutex_lock(&da7219->lock); 304 ret = snd_soc_put_enum_double(kcontrol, ucontrol); 305 mutex_unlock(&da7219->lock); 306 307 return ret; 308 } 309 310 /* ALC */ 311 static void da7219_alc_calib(struct snd_soc_codec *codec) 312 { 313 u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl; 314 315 /* Save current state of mic control register */ 316 mic_ctrl = snd_soc_read(codec, DA7219_MIC_1_CTRL); 317 318 /* Save current state of input mixer control register */ 319 mixin_ctrl = snd_soc_read(codec, DA7219_MIXIN_L_CTRL); 320 321 /* Save current state of input ADC control register */ 322 adc_ctrl = snd_soc_read(codec, DA7219_ADC_L_CTRL); 323 324 /* Enable then Mute MIC PGAs */ 325 snd_soc_update_bits(codec, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK, 326 DA7219_MIC_1_AMP_EN_MASK); 327 snd_soc_update_bits(codec, DA7219_MIC_1_CTRL, 328 DA7219_MIC_1_AMP_MUTE_EN_MASK, 329 DA7219_MIC_1_AMP_MUTE_EN_MASK); 330 331 /* Enable input mixers unmuted */ 332 snd_soc_update_bits(codec, DA7219_MIXIN_L_CTRL, 333 DA7219_MIXIN_L_AMP_EN_MASK | 334 DA7219_MIXIN_L_AMP_MUTE_EN_MASK, 335 DA7219_MIXIN_L_AMP_EN_MASK); 336 337 /* Enable input filters unmuted */ 338 snd_soc_update_bits(codec, DA7219_ADC_L_CTRL, 339 DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK, 340 DA7219_ADC_L_EN_MASK); 341 342 /* Perform auto calibration */ 343 snd_soc_update_bits(codec, DA7219_ALC_CTRL1, 344 DA7219_ALC_AUTO_CALIB_EN_MASK, 345 DA7219_ALC_AUTO_CALIB_EN_MASK); 346 do { 347 calib_ctrl = snd_soc_read(codec, DA7219_ALC_CTRL1); 348 } while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK); 349 350 /* If auto calibration fails, disable DC offset, hybrid ALC */ 351 if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) { 352 dev_warn(codec->dev, 353 "ALC auto calibration failed with overflow\n"); 354 snd_soc_update_bits(codec, DA7219_ALC_CTRL1, 355 DA7219_ALC_OFFSET_EN_MASK | 356 DA7219_ALC_SYNC_MODE_MASK, 0); 357 } else { 358 /* Enable DC offset cancellation, hybrid mode */ 359 snd_soc_update_bits(codec, DA7219_ALC_CTRL1, 360 DA7219_ALC_OFFSET_EN_MASK | 361 DA7219_ALC_SYNC_MODE_MASK, 362 DA7219_ALC_OFFSET_EN_MASK | 363 DA7219_ALC_SYNC_MODE_MASK); 364 } 365 366 /* Restore input filter control register to original state */ 367 snd_soc_write(codec, DA7219_ADC_L_CTRL, adc_ctrl); 368 369 /* Restore input mixer control registers to original state */ 370 snd_soc_write(codec, DA7219_MIXIN_L_CTRL, mixin_ctrl); 371 372 /* Restore MIC control registers to original states */ 373 snd_soc_write(codec, DA7219_MIC_1_CTRL, mic_ctrl); 374 } 375 376 static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol, 377 struct snd_ctl_elem_value *ucontrol) 378 { 379 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 380 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 381 int ret; 382 383 ret = snd_soc_put_volsw(kcontrol, ucontrol); 384 385 /* 386 * If ALC in operation and value of control has been updated, 387 * make sure calibrated offsets are updated. 388 */ 389 if ((ret == 1) && (da7219->alc_en)) 390 da7219_alc_calib(codec); 391 392 return ret; 393 } 394 395 static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol, 396 struct snd_ctl_elem_value *ucontrol) 397 { 398 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 399 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 400 401 402 /* Force ALC offset calibration if enabling ALC */ 403 if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) { 404 da7219_alc_calib(codec); 405 da7219->alc_en = true; 406 } else { 407 da7219->alc_en = false; 408 } 409 410 return snd_soc_put_volsw(kcontrol, ucontrol); 411 } 412 413 /* ToneGen */ 414 static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol, 415 struct snd_ctl_elem_value *ucontrol) 416 { 417 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 418 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 419 struct soc_mixer_control *mixer_ctrl = 420 (struct soc_mixer_control *) kcontrol->private_value; 421 unsigned int reg = mixer_ctrl->reg; 422 u16 val; 423 int ret; 424 425 mutex_lock(&da7219->lock); 426 ret = regmap_raw_read(da7219->regmap, reg, &val, sizeof(val)); 427 mutex_unlock(&da7219->lock); 428 429 if (ret) 430 return ret; 431 432 /* 433 * Frequency value spans two 8-bit registers, lower then upper byte. 434 * Therefore we need to convert to host endianness here. 435 */ 436 ucontrol->value.integer.value[0] = le16_to_cpu(val); 437 438 return 0; 439 } 440 441 static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol, 442 struct snd_ctl_elem_value *ucontrol) 443 { 444 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 445 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 446 struct soc_mixer_control *mixer_ctrl = 447 (struct soc_mixer_control *) kcontrol->private_value; 448 unsigned int reg = mixer_ctrl->reg; 449 u16 val; 450 int ret; 451 452 /* 453 * Frequency value spans two 8-bit registers, lower then upper byte. 454 * Therefore we need to convert to little endian here to align with 455 * HW registers. 456 */ 457 val = cpu_to_le16(ucontrol->value.integer.value[0]); 458 459 mutex_lock(&da7219->lock); 460 ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val)); 461 mutex_unlock(&da7219->lock); 462 463 return ret; 464 } 465 466 467 /* 468 * KControls 469 */ 470 471 static const struct snd_kcontrol_new da7219_snd_controls[] = { 472 /* Mics */ 473 SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN, 474 DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX, 475 DA7219_NO_INVERT, da7219_mic_gain_tlv), 476 SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL, 477 DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 478 DA7219_INVERT), 479 480 /* Mixer Input */ 481 SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN, 482 DA7219_MIXIN_L_AMP_GAIN_SHIFT, 483 DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT, 484 snd_soc_get_volsw, da7219_mixin_gain_put, 485 da7219_mixin_gain_tlv), 486 SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL, 487 DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 488 DA7219_INVERT), 489 SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL, 490 DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 491 DA7219_NO_INVERT), 492 SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL, 493 DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX, 494 DA7219_NO_INVERT), 495 496 /* ADC */ 497 SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN, 498 DA7219_ADC_L_DIGITAL_GAIN_SHIFT, 499 DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, 500 da7219_adc_dig_gain_tlv), 501 SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL, 502 DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 503 DA7219_INVERT), 504 SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL, 505 DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 506 DA7219_NO_INVERT), 507 508 /* ALC */ 509 SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate), 510 SOC_ENUM("ALC Release Rate", da7219_alc_release_rate), 511 SOC_ENUM("ALC Hold Time", da7219_alc_hold_time), 512 SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate), 513 SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate), 514 SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE, 515 DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX, 516 DA7219_INVERT, da7219_alc_threshold_tlv), 517 SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN, 518 DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX, 519 DA7219_INVERT, da7219_alc_threshold_tlv), 520 SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX, 521 DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX, 522 DA7219_INVERT, da7219_alc_threshold_tlv), 523 SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS, 524 DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, 525 DA7219_NO_INVERT, da7219_alc_gain_tlv), 526 SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS, 527 DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, 528 DA7219_NO_INVERT, da7219_alc_gain_tlv), 529 SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, 530 DA7219_ALC_ANA_GAIN_MIN_SHIFT, 531 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, 532 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), 533 SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, 534 DA7219_ALC_ANA_GAIN_MAX_SHIFT, 535 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, 536 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), 537 SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step), 538 SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL, 539 DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 540 DA7219_NO_INVERT), 541 SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT, 542 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT, 543 snd_soc_get_volsw, da7219_alc_sw_put), 544 545 /* Input High-Pass Filters */ 546 SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode), 547 SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner), 548 SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner), 549 550 /* Sidetone Filter */ 551 SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN, 552 DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX, 553 DA7219_NO_INVERT, da7219_sidetone_gain_tlv), 554 SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL, 555 DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 556 DA7219_INVERT), 557 558 /* Tone Generator */ 559 SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2, 560 DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX, 561 DA7219_NO_INVERT, da7219_volsw_locked_get, 562 da7219_volsw_locked_put, da7219_tonegen_gain_tlv), 563 SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key, 564 da7219_enum_locked_get, da7219_enum_locked_put), 565 SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1, 566 DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX, 567 DA7219_NO_INVERT, da7219_volsw_locked_get, 568 da7219_volsw_locked_put), 569 SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel, 570 da7219_enum_locked_get, da7219_enum_locked_put), 571 SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L, 572 DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, 573 da7219_tonegen_freq_get, da7219_tonegen_freq_put), 574 SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L, 575 DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, 576 da7219_tonegen_freq_get, da7219_tonegen_freq_put), 577 SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER, 578 DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, 579 DA7219_NO_INVERT, da7219_volsw_locked_get, 580 da7219_volsw_locked_put), 581 SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER, 582 DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, 583 DA7219_NO_INVERT), 584 585 /* Gain ramping */ 586 SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate), 587 588 /* DAC High-Pass Filter */ 589 SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode, 590 da7219_enum_locked_get, da7219_enum_locked_put), 591 SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner), 592 SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner), 593 594 /* DAC 5-Band Equaliser */ 595 SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2, 596 DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX, 597 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 598 SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2, 599 DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX, 600 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 601 SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3, 602 DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX, 603 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 604 SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3, 605 DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX, 606 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 607 SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4, 608 DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX, 609 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 610 SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4, 611 DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX, 612 DA7219_NO_INVERT, da7219_volsw_locked_get, 613 da7219_volsw_locked_put), 614 615 /* DAC Softmute */ 616 SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate), 617 SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5, 618 DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 619 DA7219_NO_INVERT, da7219_volsw_locked_get, 620 da7219_volsw_locked_put), 621 622 /* DAC Noise Gate */ 623 SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time), 624 SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate), 625 SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate), 626 SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH, 627 DA7219_DAC_NG_OFF_THRESHOLD_SHIFT, 628 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, 629 da7219_dac_ng_threshold_tlv), 630 SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH, 631 DA7219_DAC_NG_ON_THRESHOLD_SHIFT, 632 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, 633 da7219_dac_ng_threshold_tlv), 634 SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT, 635 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 636 637 /* DACs */ 638 SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN, 639 DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT, 640 DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, 641 da7219_volsw_locked_get, da7219_volsw_locked_put, 642 da7219_dac_dig_gain_tlv), 643 SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL, 644 DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT, 645 DA7219_SWITCH_EN_MAX, DA7219_INVERT, 646 da7219_volsw_locked_get, da7219_volsw_locked_put), 647 SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL, 648 DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT, 649 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 650 651 /* CP */ 652 SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode), 653 SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1, 654 DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX, 655 DA7219_NO_INVERT), 656 657 /* Headphones */ 658 SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN, 659 DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT, 660 DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT, 661 da7219_volsw_locked_get, da7219_volsw_locked_put, 662 da7219_hp_gain_tlv), 663 SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL, 664 DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 665 DA7219_INVERT, da7219_volsw_locked_get, 666 da7219_volsw_locked_put), 667 SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL, 668 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT, 669 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 670 SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL, 671 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT, 672 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 673 }; 674 675 676 /* 677 * DAPM Mux Controls 678 */ 679 680 static const char * const da7219_out_sel_txt[] = { 681 "ADC", "Tone Generator", "DAIL", "DAIR" 682 }; 683 684 static const struct soc_enum da7219_out_dail_sel = 685 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, 686 DA7219_DAI_L_SRC_SHIFT, 687 DA7219_OUT_SRC_MAX, 688 da7219_out_sel_txt); 689 690 static const struct snd_kcontrol_new da7219_out_dail_sel_mux = 691 SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel); 692 693 static const struct soc_enum da7219_out_dair_sel = 694 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, 695 DA7219_DAI_R_SRC_SHIFT, 696 DA7219_OUT_SRC_MAX, 697 da7219_out_sel_txt); 698 699 static const struct snd_kcontrol_new da7219_out_dair_sel_mux = 700 SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel); 701 702 static const struct soc_enum da7219_out_dacl_sel = 703 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, 704 DA7219_DAC_L_SRC_SHIFT, 705 DA7219_OUT_SRC_MAX, 706 da7219_out_sel_txt); 707 708 static const struct snd_kcontrol_new da7219_out_dacl_sel_mux = 709 SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel); 710 711 static const struct soc_enum da7219_out_dacr_sel = 712 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, 713 DA7219_DAC_R_SRC_SHIFT, 714 DA7219_OUT_SRC_MAX, 715 da7219_out_sel_txt); 716 717 static const struct snd_kcontrol_new da7219_out_dacr_sel_mux = 718 SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel); 719 720 721 /* 722 * DAPM Mixer Controls 723 */ 724 725 static const struct snd_kcontrol_new da7219_mixin_controls[] = { 726 SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT, 727 DA7219_MIXIN_L_MIX_SELECT_SHIFT, 728 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 729 }; 730 731 static const struct snd_kcontrol_new da7219_mixout_l_controls[] = { 732 SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT, 733 DA7219_MIXOUT_L_MIX_SELECT_SHIFT, 734 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 735 }; 736 737 static const struct snd_kcontrol_new da7219_mixout_r_controls[] = { 738 SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT, 739 DA7219_MIXOUT_R_MIX_SELECT_SHIFT, 740 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 741 }; 742 743 #define DA7219_DMIX_ST_CTRLS(reg) \ 744 SOC_DAPM_SINGLE("Out FilterL Switch", reg, \ 745 DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \ 746 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ 747 SOC_DAPM_SINGLE("Out FilterR Switch", reg, \ 748 DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \ 749 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ 750 SOC_DAPM_SINGLE("Sidetone Switch", reg, \ 751 DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \ 752 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \ 753 754 static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = { 755 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L), 756 }; 757 758 static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = { 759 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R), 760 }; 761 762 763 /* 764 * DAPM Events 765 */ 766 767 static int da7219_dai_event(struct snd_soc_dapm_widget *w, 768 struct snd_kcontrol *kcontrol, int event) 769 { 770 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 771 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 772 u8 pll_ctrl, pll_status; 773 int i = 0; 774 bool srm_lock = false; 775 776 switch (event) { 777 case SND_SOC_DAPM_PRE_PMU: 778 if (da7219->master) 779 /* Enable DAI clks for master mode */ 780 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 781 DA7219_DAI_CLK_EN_MASK, 782 DA7219_DAI_CLK_EN_MASK); 783 784 /* PC synchronised to DAI */ 785 snd_soc_update_bits(codec, DA7219_PC_COUNT, 786 DA7219_PC_FREERUN_MASK, 0); 787 788 /* Slave mode, if SRM not enabled no need for status checks */ 789 pll_ctrl = snd_soc_read(codec, DA7219_PLL_CTRL); 790 if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM) 791 return 0; 792 793 /* Check SRM has locked */ 794 do { 795 pll_status = snd_soc_read(codec, DA7219_PLL_SRM_STS); 796 if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) { 797 srm_lock = true; 798 } else { 799 ++i; 800 msleep(50); 801 } 802 } while ((i < DA7219_SRM_CHECK_RETRIES) & (!srm_lock)); 803 804 if (!srm_lock) 805 dev_warn(codec->dev, "SRM failed to lock\n"); 806 807 return 0; 808 case SND_SOC_DAPM_POST_PMD: 809 /* PC free-running */ 810 snd_soc_update_bits(codec, DA7219_PC_COUNT, 811 DA7219_PC_FREERUN_MASK, 812 DA7219_PC_FREERUN_MASK); 813 814 /* Disable DAI clks if in master mode */ 815 if (da7219->master) 816 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 817 DA7219_DAI_CLK_EN_MASK, 0); 818 return 0; 819 default: 820 return -EINVAL; 821 } 822 } 823 824 825 /* 826 * DAPM Widgets 827 */ 828 829 static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = { 830 /* Input Supplies */ 831 SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL, 832 DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT, 833 NULL, 0), 834 835 /* Inputs */ 836 SND_SOC_DAPM_INPUT("MIC"), 837 838 /* Input PGAs */ 839 SND_SOC_DAPM_PGA("Mic PGA", DA7219_MIC_1_CTRL, 840 DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT, 841 NULL, 0), 842 SND_SOC_DAPM_PGA("Mixin PGA", DA7219_MIXIN_L_CTRL, 843 DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT, 844 NULL, 0), 845 846 /* Input Filters */ 847 SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT, 848 DA7219_NO_INVERT), 849 850 /* Tone Generator */ 851 SND_SOC_DAPM_SIGGEN("TONE"), 852 SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1, 853 DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0), 854 855 /* Sidetone Input */ 856 SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL, 857 DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT), 858 859 /* Input Mixer Supply */ 860 SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL, 861 DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT, 862 NULL, 0), 863 864 /* Input Mixer */ 865 SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0, 866 da7219_mixin_controls, 867 ARRAY_SIZE(da7219_mixin_controls)), 868 869 /* Input Muxes */ 870 SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0, 871 &da7219_out_dail_sel_mux), 872 SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0, 873 &da7219_out_dair_sel_mux), 874 875 /* DAI Supply */ 876 SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT, 877 DA7219_NO_INVERT, da7219_dai_event, 878 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 879 880 /* DAI */ 881 SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, SND_SOC_NOPM, 0, 0), 882 SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0), 883 884 /* Output Muxes */ 885 SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0, 886 &da7219_out_dacl_sel_mux), 887 SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0, 888 &da7219_out_dacr_sel_mux), 889 890 /* Output Mixers */ 891 SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0, 892 da7219_mixout_l_controls, 893 ARRAY_SIZE(da7219_mixout_l_controls)), 894 SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0, 895 da7219_mixout_r_controls, 896 ARRAY_SIZE(da7219_mixout_r_controls)), 897 898 /* Sidetone Mixers */ 899 SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0, 900 da7219_st_out_filtl_mix_controls, 901 ARRAY_SIZE(da7219_st_out_filtl_mix_controls)), 902 SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0, 903 0, da7219_st_out_filtr_mix_controls, 904 ARRAY_SIZE(da7219_st_out_filtr_mix_controls)), 905 906 /* DACs */ 907 SND_SOC_DAPM_DAC("DACL", NULL, DA7219_DAC_L_CTRL, DA7219_DAC_L_EN_SHIFT, 908 DA7219_NO_INVERT), 909 SND_SOC_DAPM_DAC("DACR", NULL, DA7219_DAC_R_CTRL, DA7219_DAC_R_EN_SHIFT, 910 DA7219_NO_INVERT), 911 912 /* Output PGAs */ 913 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7219_MIXOUT_L_CTRL, 914 DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT, 915 NULL, 0), 916 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7219_MIXOUT_R_CTRL, 917 DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT, 918 NULL, 0), 919 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7219_HP_L_CTRL, 920 DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT, NULL, 0), 921 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7219_HP_R_CTRL, 922 DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT, NULL, 0), 923 924 /* Output Supplies */ 925 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7219_CP_CTRL, DA7219_CP_EN_SHIFT, 926 DA7219_NO_INVERT, NULL, 0), 927 928 /* Outputs */ 929 SND_SOC_DAPM_OUTPUT("HPL"), 930 SND_SOC_DAPM_OUTPUT("HPR"), 931 }; 932 933 934 /* 935 * DAPM Mux Routes 936 */ 937 938 #define DA7219_OUT_DAI_MUX_ROUTES(name) \ 939 {name, "ADC", "Mixer In"}, \ 940 {name, "Tone Generator", "Tone Generator"}, \ 941 {name, "DAIL", "DAIOUT"}, \ 942 {name, "DAIR", "DAIOUT"} 943 944 #define DA7219_OUT_DAC_MUX_ROUTES(name) \ 945 {name, "ADC", "Mixer In"}, \ 946 {name, "Tone Generator", "Tone Generator"}, \ 947 {name, "DAIL", "DAIIN"}, \ 948 {name, "DAIR", "DAIIN"} 949 950 /* 951 * DAPM Mixer Routes 952 */ 953 954 #define DA7219_DMIX_ST_ROUTES(name) \ 955 {name, "Out FilterL Switch", "Mixer Out FilterL"}, \ 956 {name, "Out FilterR Switch", "Mixer Out FilterR"}, \ 957 {name, "Sidetone Switch", "Sidetone Filter"} 958 959 960 /* 961 * DAPM audio route definition 962 */ 963 964 static const struct snd_soc_dapm_route da7219_audio_map[] = { 965 /* Input paths */ 966 {"MIC", NULL, "Mic Bias"}, 967 {"Mic PGA", NULL, "MIC"}, 968 {"Mixin PGA", NULL, "Mic PGA"}, 969 {"ADC", NULL, "Mixin PGA"}, 970 971 {"Sidetone Filter", NULL, "ADC"}, 972 {"Mixer In", NULL, "Mixer In Supply"}, 973 {"Mixer In", "Mic Switch", "ADC"}, 974 975 {"Tone Generator", NULL, "TONE"}, 976 977 DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"), 978 DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"), 979 980 {"DAIOUT", NULL, "Out DAIL Mux"}, 981 {"DAIOUT", NULL, "Out DAIR Mux"}, 982 {"DAIOUT", NULL, "DAI"}, 983 984 /* Output paths */ 985 {"DAIIN", NULL, "DAI"}, 986 987 DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"), 988 DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"), 989 990 {"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"}, 991 {"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"}, 992 993 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"), 994 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"), 995 996 {"DACL", NULL, "ST Mixer Out FilterL"}, 997 {"DACR", NULL, "ST Mixer Out FilterR"}, 998 999 {"Mixout Left PGA", NULL, "DACL"}, 1000 {"Mixout Right PGA", NULL, "DACR"}, 1001 1002 {"Headphone Left PGA", NULL, "Mixout Left PGA"}, 1003 {"Headphone Right PGA", NULL, "Mixout Right PGA"}, 1004 1005 {"HPL", NULL, "Headphone Left PGA"}, 1006 {"HPR", NULL, "Headphone Right PGA"}, 1007 1008 {"HPL", NULL, "Charge Pump"}, 1009 {"HPR", NULL, "Charge Pump"}, 1010 }; 1011 1012 1013 /* 1014 * DAI operations 1015 */ 1016 1017 static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1018 int clk_id, unsigned int freq, int dir) 1019 { 1020 struct snd_soc_codec *codec = codec_dai->codec; 1021 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1022 int ret = 0; 1023 1024 if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) 1025 return 0; 1026 1027 if (((freq < 2000000) && (freq != 32768)) || (freq > 54000000)) { 1028 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1029 freq); 1030 return -EINVAL; 1031 } 1032 1033 switch (clk_id) { 1034 case DA7219_CLKSRC_MCLK_SQR: 1035 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1036 DA7219_PLL_MCLK_SQR_EN_MASK, 1037 DA7219_PLL_MCLK_SQR_EN_MASK); 1038 break; 1039 case DA7219_CLKSRC_MCLK: 1040 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1041 DA7219_PLL_MCLK_SQR_EN_MASK, 0); 1042 break; 1043 default: 1044 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1045 return -EINVAL; 1046 } 1047 1048 da7219->clk_src = clk_id; 1049 1050 if (da7219->mclk) { 1051 freq = clk_round_rate(da7219->mclk, freq); 1052 ret = clk_set_rate(da7219->mclk, freq); 1053 if (ret) { 1054 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1055 freq); 1056 return ret; 1057 } 1058 } 1059 1060 da7219->mclk_rate = freq; 1061 1062 return 0; 1063 } 1064 1065 static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1066 int source, unsigned int fref, unsigned int fout) 1067 { 1068 struct snd_soc_codec *codec = codec_dai->codec; 1069 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1070 1071 u8 pll_ctrl, indiv_bits, indiv; 1072 u8 pll_frac_top, pll_frac_bot, pll_integer; 1073 u32 freq_ref; 1074 u64 frac_div; 1075 1076 /* Verify 32KHz, 2MHz - 54MHz MCLK provided, and set input divider */ 1077 if (da7219->mclk_rate == 32768) { 1078 indiv_bits = DA7219_PLL_INDIV_2_5_MHZ; 1079 indiv = DA7219_PLL_INDIV_2_5_MHZ_VAL; 1080 } else if (da7219->mclk_rate < 2000000) { 1081 dev_err(codec->dev, "PLL input clock %d below valid range\n", 1082 da7219->mclk_rate); 1083 return -EINVAL; 1084 } else if (da7219->mclk_rate <= 5000000) { 1085 indiv_bits = DA7219_PLL_INDIV_2_5_MHZ; 1086 indiv = DA7219_PLL_INDIV_2_5_MHZ_VAL; 1087 } else if (da7219->mclk_rate <= 10000000) { 1088 indiv_bits = DA7219_PLL_INDIV_5_10_MHZ; 1089 indiv = DA7219_PLL_INDIV_5_10_MHZ_VAL; 1090 } else if (da7219->mclk_rate <= 20000000) { 1091 indiv_bits = DA7219_PLL_INDIV_10_20_MHZ; 1092 indiv = DA7219_PLL_INDIV_10_20_MHZ_VAL; 1093 } else if (da7219->mclk_rate <= 40000000) { 1094 indiv_bits = DA7219_PLL_INDIV_20_40_MHZ; 1095 indiv = DA7219_PLL_INDIV_20_40_MHZ_VAL; 1096 } else if (da7219->mclk_rate <= 54000000) { 1097 indiv_bits = DA7219_PLL_INDIV_40_54_MHZ; 1098 indiv = DA7219_PLL_INDIV_40_54_MHZ_VAL; 1099 } else { 1100 dev_err(codec->dev, "PLL input clock %d above valid range\n", 1101 da7219->mclk_rate); 1102 return -EINVAL; 1103 } 1104 freq_ref = (da7219->mclk_rate / indiv); 1105 pll_ctrl = indiv_bits; 1106 1107 /* Configure PLL */ 1108 switch (source) { 1109 case DA7219_SYSCLK_MCLK: 1110 pll_ctrl |= DA7219_PLL_MODE_BYPASS; 1111 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1112 DA7219_PLL_INDIV_MASK | 1113 DA7219_PLL_MODE_MASK, pll_ctrl); 1114 return 0; 1115 case DA7219_SYSCLK_PLL: 1116 pll_ctrl |= DA7219_PLL_MODE_NORMAL; 1117 break; 1118 case DA7219_SYSCLK_PLL_SRM: 1119 pll_ctrl |= DA7219_PLL_MODE_SRM; 1120 break; 1121 case DA7219_SYSCLK_PLL_32KHZ: 1122 pll_ctrl |= DA7219_PLL_MODE_32KHZ; 1123 break; 1124 default: 1125 dev_err(codec->dev, "Invalid PLL config\n"); 1126 return -EINVAL; 1127 } 1128 1129 /* Calculate dividers for PLL */ 1130 pll_integer = fout / freq_ref; 1131 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1132 do_div(frac_div, freq_ref); 1133 pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK; 1134 pll_frac_bot = (frac_div) & DA7219_BYTE_MASK; 1135 1136 /* Write PLL config & dividers */ 1137 snd_soc_write(codec, DA7219_PLL_FRAC_TOP, pll_frac_top); 1138 snd_soc_write(codec, DA7219_PLL_FRAC_BOT, pll_frac_bot); 1139 snd_soc_write(codec, DA7219_PLL_INTEGER, pll_integer); 1140 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1141 DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK, 1142 pll_ctrl); 1143 1144 return 0; 1145 } 1146 1147 static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1148 { 1149 struct snd_soc_codec *codec = codec_dai->codec; 1150 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1151 u8 dai_clk_mode = 0, dai_ctrl = 0; 1152 1153 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1154 case SND_SOC_DAIFMT_CBM_CFM: 1155 da7219->master = true; 1156 break; 1157 case SND_SOC_DAIFMT_CBS_CFS: 1158 da7219->master = false; 1159 break; 1160 default: 1161 return -EINVAL; 1162 } 1163 1164 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1165 case SND_SOC_DAIFMT_NB_NF: 1166 break; 1167 case SND_SOC_DAIFMT_NB_IF: 1168 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; 1169 break; 1170 case SND_SOC_DAIFMT_IB_NF: 1171 dai_clk_mode |= DA7219_DAI_CLK_POL_INV; 1172 break; 1173 case SND_SOC_DAIFMT_IB_IF: 1174 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | 1175 DA7219_DAI_CLK_POL_INV; 1176 break; 1177 default: 1178 return -EINVAL; 1179 } 1180 1181 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1182 case SND_SOC_DAIFMT_I2S: 1183 dai_ctrl |= DA7219_DAI_FORMAT_I2S; 1184 break; 1185 case SND_SOC_DAIFMT_LEFT_J: 1186 dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J; 1187 break; 1188 case SND_SOC_DAIFMT_RIGHT_J: 1189 dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J; 1190 break; 1191 case SND_SOC_DAIFMT_DSP_B: 1192 dai_ctrl |= DA7219_DAI_FORMAT_DSP; 1193 break; 1194 default: 1195 return -EINVAL; 1196 } 1197 1198 /* By default 64 BCLKs per WCLK is supported */ 1199 dai_clk_mode |= DA7219_DAI_BCLKS_PER_WCLK_64; 1200 1201 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1202 DA7219_DAI_BCLKS_PER_WCLK_MASK | 1203 DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK, 1204 dai_clk_mode); 1205 snd_soc_update_bits(codec, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK, 1206 dai_ctrl); 1207 1208 return 0; 1209 } 1210 1211 static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai, 1212 unsigned int tx_mask, unsigned int rx_mask, 1213 int slots, int slot_width) 1214 { 1215 struct snd_soc_codec *codec = dai->codec; 1216 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1217 u8 dai_bclks_per_wclk; 1218 u16 offset; 1219 u32 frame_size; 1220 1221 /* No channels enabled so disable TDM, revert to 64-bit frames */ 1222 if (!tx_mask) { 1223 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL, 1224 DA7219_DAI_TDM_CH_EN_MASK | 1225 DA7219_DAI_TDM_MODE_EN_MASK, 0); 1226 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1227 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1228 DA7219_DAI_BCLKS_PER_WCLK_64); 1229 return 0; 1230 } 1231 1232 /* Check we have valid slots */ 1233 if (fls(tx_mask) > DA7219_DAI_TDM_MAX_SLOTS) { 1234 dev_err(codec->dev, "Invalid number of slots, max = %d\n", 1235 DA7219_DAI_TDM_MAX_SLOTS); 1236 return -EINVAL; 1237 } 1238 1239 /* Check we have a valid offset given */ 1240 if (rx_mask > DA7219_DAI_OFFSET_MAX) { 1241 dev_err(codec->dev, "Invalid slot offset, max = %d\n", 1242 DA7219_DAI_OFFSET_MAX); 1243 return -EINVAL; 1244 } 1245 1246 /* Calculate & validate frame size based on slot info provided. */ 1247 frame_size = slots * slot_width; 1248 switch (frame_size) { 1249 case 32: 1250 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32; 1251 break; 1252 case 64: 1253 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64; 1254 break; 1255 case 128: 1256 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128; 1257 break; 1258 case 256: 1259 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256; 1260 break; 1261 default: 1262 dev_err(codec->dev, "Invalid frame size %d\n", frame_size); 1263 return -EINVAL; 1264 } 1265 1266 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1267 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1268 dai_bclks_per_wclk); 1269 1270 offset = cpu_to_le16(rx_mask); 1271 regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER, 1272 &offset, sizeof(offset)); 1273 1274 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL, 1275 DA7219_DAI_TDM_CH_EN_MASK | 1276 DA7219_DAI_TDM_MODE_EN_MASK, 1277 (tx_mask << DA7219_DAI_TDM_CH_EN_SHIFT) | 1278 DA7219_DAI_TDM_MODE_EN_MASK); 1279 1280 return 0; 1281 } 1282 1283 static int da7219_hw_params(struct snd_pcm_substream *substream, 1284 struct snd_pcm_hw_params *params, 1285 struct snd_soc_dai *dai) 1286 { 1287 struct snd_soc_codec *codec = dai->codec; 1288 u8 dai_ctrl = 0, fs; 1289 unsigned int channels; 1290 1291 switch (params_width(params)) { 1292 case 16: 1293 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE; 1294 break; 1295 case 20: 1296 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE; 1297 break; 1298 case 24: 1299 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE; 1300 break; 1301 case 32: 1302 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE; 1303 break; 1304 default: 1305 return -EINVAL; 1306 } 1307 1308 channels = params_channels(params); 1309 if ((channels < 1) | (channels > DA7219_DAI_CH_NUM_MAX)) { 1310 dev_err(codec->dev, 1311 "Invalid number of channels, only 1 to %d supported\n", 1312 DA7219_DAI_CH_NUM_MAX); 1313 return -EINVAL; 1314 } 1315 dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT; 1316 1317 switch (params_rate(params)) { 1318 case 8000: 1319 fs = DA7219_SR_8000; 1320 break; 1321 case 11025: 1322 fs = DA7219_SR_11025; 1323 break; 1324 case 12000: 1325 fs = DA7219_SR_12000; 1326 break; 1327 case 16000: 1328 fs = DA7219_SR_16000; 1329 break; 1330 case 22050: 1331 fs = DA7219_SR_22050; 1332 break; 1333 case 24000: 1334 fs = DA7219_SR_24000; 1335 break; 1336 case 32000: 1337 fs = DA7219_SR_32000; 1338 break; 1339 case 44100: 1340 fs = DA7219_SR_44100; 1341 break; 1342 case 48000: 1343 fs = DA7219_SR_48000; 1344 break; 1345 case 88200: 1346 fs = DA7219_SR_88200; 1347 break; 1348 case 96000: 1349 fs = DA7219_SR_96000; 1350 break; 1351 default: 1352 return -EINVAL; 1353 } 1354 1355 snd_soc_update_bits(codec, DA7219_DAI_CTRL, 1356 DA7219_DAI_WORD_LENGTH_MASK | 1357 DA7219_DAI_CH_NUM_MASK, 1358 dai_ctrl); 1359 snd_soc_write(codec, DA7219_SR, fs); 1360 1361 return 0; 1362 } 1363 1364 static const struct snd_soc_dai_ops da7219_dai_ops = { 1365 .hw_params = da7219_hw_params, 1366 .set_sysclk = da7219_set_dai_sysclk, 1367 .set_pll = da7219_set_dai_pll, 1368 .set_fmt = da7219_set_dai_fmt, 1369 .set_tdm_slot = da7219_set_dai_tdm_slot, 1370 }; 1371 1372 #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1373 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1374 1375 static struct snd_soc_dai_driver da7219_dai = { 1376 .name = "da7219-hifi", 1377 .playback = { 1378 .stream_name = "Playback", 1379 .channels_min = 1, 1380 .channels_max = DA7219_DAI_CH_NUM_MAX, 1381 .rates = SNDRV_PCM_RATE_8000_96000, 1382 .formats = DA7219_FORMATS, 1383 }, 1384 .capture = { 1385 .stream_name = "Capture", 1386 .channels_min = 1, 1387 .channels_max = DA7219_DAI_CH_NUM_MAX, 1388 .rates = SNDRV_PCM_RATE_8000_96000, 1389 .formats = DA7219_FORMATS, 1390 }, 1391 .ops = &da7219_dai_ops, 1392 .symmetric_rates = 1, 1393 .symmetric_channels = 1, 1394 .symmetric_samplebits = 1, 1395 }; 1396 1397 1398 /* 1399 * DT 1400 */ 1401 1402 static const struct of_device_id da7219_of_match[] = { 1403 { .compatible = "dlg,da7219", }, 1404 { } 1405 }; 1406 MODULE_DEVICE_TABLE(of, da7219_of_match); 1407 1408 static enum da7219_ldo_lvl_sel da7219_of_ldo_lvl(struct snd_soc_codec *codec, 1409 u32 val) 1410 { 1411 switch (val) { 1412 case 1050: 1413 return DA7219_LDO_LVL_SEL_1_05V; 1414 case 1100: 1415 return DA7219_LDO_LVL_SEL_1_10V; 1416 case 1200: 1417 return DA7219_LDO_LVL_SEL_1_20V; 1418 case 1400: 1419 return DA7219_LDO_LVL_SEL_1_40V; 1420 default: 1421 dev_warn(codec->dev, "Invalid LDO level"); 1422 return DA7219_LDO_LVL_SEL_1_05V; 1423 } 1424 } 1425 1426 static enum da7219_micbias_voltage 1427 da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) 1428 { 1429 switch (val) { 1430 case 1800: 1431 return DA7219_MICBIAS_1_8V; 1432 case 2000: 1433 return DA7219_MICBIAS_2_0V; 1434 case 2200: 1435 return DA7219_MICBIAS_2_2V; 1436 case 2400: 1437 return DA7219_MICBIAS_2_4V; 1438 case 2600: 1439 return DA7219_MICBIAS_2_6V; 1440 default: 1441 dev_warn(codec->dev, "Invalid micbias level"); 1442 return DA7219_MICBIAS_2_2V; 1443 } 1444 } 1445 1446 static enum da7219_mic_amp_in_sel 1447 da7219_of_mic_amp_in_sel(struct snd_soc_codec *codec, const char *str) 1448 { 1449 if (!strcmp(str, "diff")) { 1450 return DA7219_MIC_AMP_IN_SEL_DIFF; 1451 } else if (!strcmp(str, "se_p")) { 1452 return DA7219_MIC_AMP_IN_SEL_SE_P; 1453 } else if (!strcmp(str, "se_n")) { 1454 return DA7219_MIC_AMP_IN_SEL_SE_N; 1455 } else { 1456 dev_warn(codec->dev, "Invalid mic input type selection"); 1457 return DA7219_MIC_AMP_IN_SEL_DIFF; 1458 } 1459 } 1460 1461 static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec) 1462 { 1463 struct device_node *np = codec->dev->of_node; 1464 struct da7219_pdata *pdata; 1465 const char *of_str; 1466 u32 of_val32; 1467 1468 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); 1469 if (!pdata) 1470 return NULL; 1471 1472 if (of_property_read_u32(np, "dlg,ldo-lvl", &of_val32) >= 0) 1473 pdata->ldo_lvl_sel = da7219_of_ldo_lvl(codec, of_val32); 1474 1475 if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0) 1476 pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32); 1477 else 1478 pdata->micbias_lvl = DA7219_MICBIAS_2_2V; 1479 1480 if (!of_property_read_string(np, "dlg,mic-amp-in-sel", &of_str)) 1481 pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(codec, of_str); 1482 else 1483 pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF; 1484 1485 return pdata; 1486 } 1487 1488 1489 /* 1490 * Codec driver functions 1491 */ 1492 1493 static int da7219_set_bias_level(struct snd_soc_codec *codec, 1494 enum snd_soc_bias_level level) 1495 { 1496 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1497 int ret; 1498 1499 switch (level) { 1500 case SND_SOC_BIAS_ON: 1501 case SND_SOC_BIAS_PREPARE: 1502 break; 1503 case SND_SOC_BIAS_STANDBY: 1504 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { 1505 /* MCLK */ 1506 if (da7219->mclk) { 1507 ret = clk_prepare_enable(da7219->mclk); 1508 if (ret) { 1509 dev_err(codec->dev, 1510 "Failed to enable mclk\n"); 1511 return ret; 1512 } 1513 } 1514 1515 /* Master bias */ 1516 snd_soc_update_bits(codec, DA7219_REFERENCES, 1517 DA7219_BIAS_EN_MASK, 1518 DA7219_BIAS_EN_MASK); 1519 1520 /* Enable Internal Digital LDO */ 1521 snd_soc_update_bits(codec, DA7219_LDO_CTRL, 1522 DA7219_LDO_EN_MASK, 1523 DA7219_LDO_EN_MASK); 1524 } 1525 break; 1526 case SND_SOC_BIAS_OFF: 1527 /* Only disable if jack detection not active */ 1528 if (!da7219->aad->jack) { 1529 /* Bypass Internal Digital LDO */ 1530 snd_soc_update_bits(codec, DA7219_LDO_CTRL, 1531 DA7219_LDO_EN_MASK, 0); 1532 1533 /* Master bias */ 1534 snd_soc_update_bits(codec, DA7219_REFERENCES, 1535 DA7219_BIAS_EN_MASK, 0); 1536 } 1537 1538 /* MCLK */ 1539 if (da7219->mclk) 1540 clk_disable_unprepare(da7219->mclk); 1541 break; 1542 } 1543 1544 return 0; 1545 } 1546 1547 static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = { 1548 [DA7219_SUPPLY_VDD] = "VDD", 1549 [DA7219_SUPPLY_VDDMIC] = "VDDMIC", 1550 [DA7219_SUPPLY_VDDIO] = "VDDIO", 1551 }; 1552 1553 static int da7219_handle_supplies(struct snd_soc_codec *codec) 1554 { 1555 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1556 struct regulator *vddio; 1557 u8 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V; 1558 int i, ret; 1559 1560 /* Get required supplies */ 1561 for (i = 0; i < DA7219_NUM_SUPPLIES; ++i) 1562 da7219->supplies[i].supply = da7219_supply_names[i]; 1563 1564 ret = devm_regulator_bulk_get(codec->dev, DA7219_NUM_SUPPLIES, 1565 da7219->supplies); 1566 if (ret) { 1567 dev_err(codec->dev, "Failed to get supplies"); 1568 return ret; 1569 } 1570 1571 /* Determine VDDIO voltage provided */ 1572 vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer; 1573 ret = regulator_get_voltage(vddio); 1574 if (ret < 1200000) 1575 dev_warn(codec->dev, "Invalid VDDIO voltage\n"); 1576 else if (ret < 2800000) 1577 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V; 1578 1579 /* Enable main supplies */ 1580 ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies); 1581 if (ret) { 1582 dev_err(codec->dev, "Failed to enable supplies"); 1583 return ret; 1584 } 1585 1586 /* Ensure device in active mode */ 1587 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, DA7219_SYSTEM_ACTIVE_MASK); 1588 1589 /* Update IO voltage level range */ 1590 snd_soc_write(codec, DA7219_IO_CTRL, io_voltage_lvl); 1591 1592 return 0; 1593 } 1594 1595 static void da7219_handle_pdata(struct snd_soc_codec *codec) 1596 { 1597 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1598 struct da7219_pdata *pdata = da7219->pdata; 1599 1600 if (pdata) { 1601 u8 micbias_lvl = 0; 1602 1603 /* Internal LDO */ 1604 switch (pdata->ldo_lvl_sel) { 1605 case DA7219_LDO_LVL_SEL_1_05V: 1606 case DA7219_LDO_LVL_SEL_1_10V: 1607 case DA7219_LDO_LVL_SEL_1_20V: 1608 case DA7219_LDO_LVL_SEL_1_40V: 1609 snd_soc_update_bits(codec, DA7219_LDO_CTRL, 1610 DA7219_LDO_LEVEL_SELECT_MASK, 1611 (pdata->ldo_lvl_sel << 1612 DA7219_LDO_LEVEL_SELECT_SHIFT)); 1613 break; 1614 } 1615 1616 /* Mic Bias voltages */ 1617 switch (pdata->micbias_lvl) { 1618 case DA7219_MICBIAS_1_8V: 1619 case DA7219_MICBIAS_2_0V: 1620 case DA7219_MICBIAS_2_2V: 1621 case DA7219_MICBIAS_2_4V: 1622 case DA7219_MICBIAS_2_6V: 1623 micbias_lvl |= (pdata->micbias_lvl << 1624 DA7219_MICBIAS1_LEVEL_SHIFT); 1625 break; 1626 } 1627 1628 snd_soc_write(codec, DA7219_MICBIAS_CTRL, micbias_lvl); 1629 1630 /* Mic */ 1631 switch (pdata->mic_amp_in_sel) { 1632 case DA7219_MIC_AMP_IN_SEL_DIFF: 1633 case DA7219_MIC_AMP_IN_SEL_SE_P: 1634 case DA7219_MIC_AMP_IN_SEL_SE_N: 1635 snd_soc_write(codec, DA7219_MIC_1_SELECT, 1636 pdata->mic_amp_in_sel); 1637 break; 1638 } 1639 } 1640 } 1641 1642 static int da7219_probe(struct snd_soc_codec *codec) 1643 { 1644 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1645 int ret; 1646 1647 mutex_init(&da7219->lock); 1648 1649 /* Regulator configuration */ 1650 ret = da7219_handle_supplies(codec); 1651 if (ret) 1652 return ret; 1653 1654 /* Handle DT/Platform data */ 1655 if (codec->dev->of_node) 1656 da7219->pdata = da7219_of_to_pdata(codec); 1657 else 1658 da7219->pdata = dev_get_platdata(codec->dev); 1659 1660 da7219_handle_pdata(codec); 1661 1662 /* Check if MCLK provided */ 1663 da7219->mclk = devm_clk_get(codec->dev, "mclk"); 1664 if (IS_ERR(da7219->mclk)) { 1665 if (PTR_ERR(da7219->mclk) != -ENOENT) 1666 return PTR_ERR(da7219->mclk); 1667 else 1668 da7219->mclk = NULL; 1669 } 1670 1671 /* Default PC counter to free-running */ 1672 snd_soc_update_bits(codec, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK, 1673 DA7219_PC_FREERUN_MASK); 1674 1675 /* Default gain ramping */ 1676 snd_soc_update_bits(codec, DA7219_MIXIN_L_CTRL, 1677 DA7219_MIXIN_L_AMP_RAMP_EN_MASK, 1678 DA7219_MIXIN_L_AMP_RAMP_EN_MASK); 1679 snd_soc_update_bits(codec, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK, 1680 DA7219_ADC_L_RAMP_EN_MASK); 1681 snd_soc_update_bits(codec, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK, 1682 DA7219_DAC_L_RAMP_EN_MASK); 1683 snd_soc_update_bits(codec, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK, 1684 DA7219_DAC_R_RAMP_EN_MASK); 1685 snd_soc_update_bits(codec, DA7219_HP_L_CTRL, 1686 DA7219_HP_L_AMP_RAMP_EN_MASK, 1687 DA7219_HP_L_AMP_RAMP_EN_MASK); 1688 snd_soc_update_bits(codec, DA7219_HP_R_CTRL, 1689 DA7219_HP_R_AMP_RAMP_EN_MASK, 1690 DA7219_HP_R_AMP_RAMP_EN_MASK); 1691 1692 /* Default infinite tone gen, start/stop by Kcontrol */ 1693 snd_soc_write(codec, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); 1694 1695 /* Initialise AAD block */ 1696 return da7219_aad_init(codec); 1697 } 1698 1699 static int da7219_remove(struct snd_soc_codec *codec) 1700 { 1701 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1702 1703 da7219_aad_exit(codec); 1704 1705 /* Supplies */ 1706 return regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); 1707 } 1708 1709 #ifdef CONFIG_PM 1710 static int da7219_suspend(struct snd_soc_codec *codec) 1711 { 1712 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1713 1714 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_OFF); 1715 1716 /* Put device into standby mode if jack detection disabled */ 1717 if (!da7219->aad->jack) 1718 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, 0); 1719 1720 return 0; 1721 } 1722 1723 static int da7219_resume(struct snd_soc_codec *codec) 1724 { 1725 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1726 1727 /* Put device into active mode if previously pushed to standby */ 1728 if (!da7219->aad->jack) 1729 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, 1730 DA7219_SYSTEM_ACTIVE_MASK); 1731 1732 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY); 1733 1734 return 0; 1735 } 1736 #else 1737 #define da7219_suspend NULL 1738 #define da7219_resume NULL 1739 #endif 1740 1741 static struct snd_soc_codec_driver soc_codec_dev_da7219 = { 1742 .probe = da7219_probe, 1743 .remove = da7219_remove, 1744 .suspend = da7219_suspend, 1745 .resume = da7219_resume, 1746 .set_bias_level = da7219_set_bias_level, 1747 1748 .controls = da7219_snd_controls, 1749 .num_controls = ARRAY_SIZE(da7219_snd_controls), 1750 1751 .dapm_widgets = da7219_dapm_widgets, 1752 .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets), 1753 .dapm_routes = da7219_audio_map, 1754 .num_dapm_routes = ARRAY_SIZE(da7219_audio_map), 1755 }; 1756 1757 1758 /* 1759 * Regmap configs 1760 */ 1761 1762 static struct reg_default da7219_reg_defaults[] = { 1763 { DA7219_MIC_1_SELECT, 0x00 }, 1764 { DA7219_CIF_TIMEOUT_CTRL, 0x01 }, 1765 { DA7219_SR_24_48, 0x00 }, 1766 { DA7219_SR, 0x0A }, 1767 { DA7219_CIF_I2C_ADDR_CFG, 0x02 }, 1768 { DA7219_PLL_CTRL, 0x10 }, 1769 { DA7219_PLL_FRAC_TOP, 0x00 }, 1770 { DA7219_PLL_FRAC_BOT, 0x00 }, 1771 { DA7219_PLL_INTEGER, 0x20 }, 1772 { DA7219_DIG_ROUTING_DAI, 0x10 }, 1773 { DA7219_DAI_CLK_MODE, 0x01 }, 1774 { DA7219_DAI_CTRL, 0x28 }, 1775 { DA7219_DAI_TDM_CTRL, 0x40 }, 1776 { DA7219_DIG_ROUTING_DAC, 0x32 }, 1777 { DA7219_DAI_OFFSET_LOWER, 0x00 }, 1778 { DA7219_DAI_OFFSET_UPPER, 0x00 }, 1779 { DA7219_REFERENCES, 0x00 }, 1780 { DA7219_MIXIN_L_SELECT, 0x00 }, 1781 { DA7219_MIXIN_L_GAIN, 0x03 }, 1782 { DA7219_ADC_L_GAIN, 0x6F }, 1783 { DA7219_ADC_FILTERS1, 0x80 }, 1784 { DA7219_MIC_1_GAIN, 0x01 }, 1785 { DA7219_SIDETONE_CTRL, 0x40 }, 1786 { DA7219_SIDETONE_GAIN, 0x0E }, 1787 { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 }, 1788 { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 }, 1789 { DA7219_DAC_FILTERS5, 0x00 }, 1790 { DA7219_DAC_FILTERS2, 0x88 }, 1791 { DA7219_DAC_FILTERS3, 0x88 }, 1792 { DA7219_DAC_FILTERS4, 0x08 }, 1793 { DA7219_DAC_FILTERS1, 0x80 }, 1794 { DA7219_DAC_L_GAIN, 0x6F }, 1795 { DA7219_DAC_R_GAIN, 0x6F }, 1796 { DA7219_CP_CTRL, 0x20 }, 1797 { DA7219_HP_L_GAIN, 0x39 }, 1798 { DA7219_HP_R_GAIN, 0x39 }, 1799 { DA7219_MIXOUT_L_SELECT, 0x00 }, 1800 { DA7219_MIXOUT_R_SELECT, 0x00 }, 1801 { DA7219_MICBIAS_CTRL, 0x03 }, 1802 { DA7219_MIC_1_CTRL, 0x40 }, 1803 { DA7219_MIXIN_L_CTRL, 0x40 }, 1804 { DA7219_ADC_L_CTRL, 0x40 }, 1805 { DA7219_DAC_L_CTRL, 0x40 }, 1806 { DA7219_DAC_R_CTRL, 0x40 }, 1807 { DA7219_HP_L_CTRL, 0x40 }, 1808 { DA7219_HP_R_CTRL, 0x40 }, 1809 { DA7219_MIXOUT_L_CTRL, 0x10 }, 1810 { DA7219_MIXOUT_R_CTRL, 0x10 }, 1811 { DA7219_CHIP_ID1, 0x23 }, 1812 { DA7219_CHIP_ID2, 0x93 }, 1813 { DA7219_CHIP_REVISION, 0x00 }, 1814 { DA7219_LDO_CTRL, 0x00 }, 1815 { DA7219_IO_CTRL, 0x00 }, 1816 { DA7219_GAIN_RAMP_CTRL, 0x00 }, 1817 { DA7219_PC_COUNT, 0x02 }, 1818 { DA7219_CP_VOL_THRESHOLD1, 0x0E }, 1819 { DA7219_DIG_CTRL, 0x00 }, 1820 { DA7219_ALC_CTRL2, 0x00 }, 1821 { DA7219_ALC_CTRL3, 0x00 }, 1822 { DA7219_ALC_NOISE, 0x3F }, 1823 { DA7219_ALC_TARGET_MIN, 0x3F }, 1824 { DA7219_ALC_TARGET_MAX, 0x00 }, 1825 { DA7219_ALC_GAIN_LIMITS, 0xFF }, 1826 { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 }, 1827 { DA7219_ALC_ANTICLIP_CTRL, 0x00 }, 1828 { DA7219_ALC_ANTICLIP_LEVEL, 0x00 }, 1829 { DA7219_DAC_NG_SETUP_TIME, 0x00 }, 1830 { DA7219_DAC_NG_OFF_THRESH, 0x00 }, 1831 { DA7219_DAC_NG_ON_THRESH, 0x00 }, 1832 { DA7219_DAC_NG_CTRL, 0x00 }, 1833 { DA7219_TONE_GEN_CFG1, 0x00 }, 1834 { DA7219_TONE_GEN_CFG2, 0x00 }, 1835 { DA7219_TONE_GEN_CYCLES, 0x00 }, 1836 { DA7219_TONE_GEN_FREQ1_L, 0x55 }, 1837 { DA7219_TONE_GEN_FREQ1_U, 0x15 }, 1838 { DA7219_TONE_GEN_FREQ2_L, 0x00 }, 1839 { DA7219_TONE_GEN_FREQ2_U, 0x40 }, 1840 { DA7219_TONE_GEN_ON_PER, 0x02 }, 1841 { DA7219_TONE_GEN_OFF_PER, 0x01 }, 1842 { DA7219_ACCDET_IRQ_MASK_A, 0x00 }, 1843 { DA7219_ACCDET_IRQ_MASK_B, 0x00 }, 1844 { DA7219_ACCDET_CONFIG_1, 0xD6 }, 1845 { DA7219_ACCDET_CONFIG_2, 0x34 }, 1846 { DA7219_ACCDET_CONFIG_3, 0x0A }, 1847 { DA7219_ACCDET_CONFIG_4, 0x16 }, 1848 { DA7219_ACCDET_CONFIG_5, 0x21 }, 1849 { DA7219_ACCDET_CONFIG_6, 0x3E }, 1850 { DA7219_ACCDET_CONFIG_7, 0x01 }, 1851 { DA7219_SYSTEM_ACTIVE, 0x00 }, 1852 }; 1853 1854 static bool da7219_volatile_register(struct device *dev, unsigned int reg) 1855 { 1856 switch (reg) { 1857 case DA7219_MIC_1_GAIN_STATUS: 1858 case DA7219_MIXIN_L_GAIN_STATUS: 1859 case DA7219_ADC_L_GAIN_STATUS: 1860 case DA7219_DAC_L_GAIN_STATUS: 1861 case DA7219_DAC_R_GAIN_STATUS: 1862 case DA7219_HP_L_GAIN_STATUS: 1863 case DA7219_HP_R_GAIN_STATUS: 1864 case DA7219_CIF_CTRL: 1865 case DA7219_PLL_SRM_STS: 1866 case DA7219_ALC_CTRL1: 1867 case DA7219_SYSTEM_MODES_INPUT: 1868 case DA7219_SYSTEM_MODES_OUTPUT: 1869 case DA7219_ALC_OFFSET_AUTO_M_L: 1870 case DA7219_ALC_OFFSET_AUTO_U_L: 1871 case DA7219_TONE_GEN_CFG1: 1872 case DA7219_ACCDET_STATUS_A: 1873 case DA7219_ACCDET_STATUS_B: 1874 case DA7219_ACCDET_IRQ_EVENT_A: 1875 case DA7219_ACCDET_IRQ_EVENT_B: 1876 case DA7219_ACCDET_CONFIG_8: 1877 case DA7219_SYSTEM_STATUS: 1878 return 1; 1879 default: 1880 return 0; 1881 } 1882 } 1883 1884 static const struct regmap_config da7219_regmap_config = { 1885 .reg_bits = 8, 1886 .val_bits = 8, 1887 1888 .max_register = DA7219_SYSTEM_ACTIVE, 1889 .reg_defaults = da7219_reg_defaults, 1890 .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults), 1891 .volatile_reg = da7219_volatile_register, 1892 .cache_type = REGCACHE_RBTREE, 1893 }; 1894 1895 1896 /* 1897 * I2C layer 1898 */ 1899 1900 static int da7219_i2c_probe(struct i2c_client *i2c, 1901 const struct i2c_device_id *id) 1902 { 1903 struct da7219_priv *da7219; 1904 int ret; 1905 1906 da7219 = devm_kzalloc(&i2c->dev, sizeof(struct da7219_priv), 1907 GFP_KERNEL); 1908 if (!da7219) 1909 return -ENOMEM; 1910 1911 i2c_set_clientdata(i2c, da7219); 1912 1913 da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config); 1914 if (IS_ERR(da7219->regmap)) { 1915 ret = PTR_ERR(da7219->regmap); 1916 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1917 return ret; 1918 } 1919 1920 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_da7219, 1921 &da7219_dai, 1); 1922 if (ret < 0) { 1923 dev_err(&i2c->dev, "Failed to register da7219 codec: %d\n", 1924 ret); 1925 } 1926 return ret; 1927 } 1928 1929 static int da7219_i2c_remove(struct i2c_client *client) 1930 { 1931 snd_soc_unregister_codec(&client->dev); 1932 return 0; 1933 } 1934 1935 static const struct i2c_device_id da7219_i2c_id[] = { 1936 { "da7219", }, 1937 { } 1938 }; 1939 MODULE_DEVICE_TABLE(i2c, da7219_i2c_id); 1940 1941 static struct i2c_driver da7219_i2c_driver = { 1942 .driver = { 1943 .name = "da7219", 1944 .of_match_table = of_match_ptr(da7219_of_match), 1945 }, 1946 .probe = da7219_i2c_probe, 1947 .remove = da7219_i2c_remove, 1948 .id_table = da7219_i2c_id, 1949 }; 1950 1951 module_i2c_driver(da7219_i2c_driver); 1952 1953 MODULE_DESCRIPTION("ASoC DA7219 Codec Driver"); 1954 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 1955 MODULE_LICENSE("GPL"); 1956