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 {"Mixer In", NULL, "Mixer In Supply"}, 972 {"Mixer In", "Mic Switch", "ADC"}, 973 974 {"Sidetone Filter", NULL, "Mixer In"}, 975 976 {"Tone Generator", NULL, "TONE"}, 977 978 DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"), 979 DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"), 980 981 {"DAIOUT", NULL, "Out DAIL Mux"}, 982 {"DAIOUT", NULL, "Out DAIR Mux"}, 983 {"DAIOUT", NULL, "DAI"}, 984 985 /* Output paths */ 986 {"DAIIN", NULL, "DAI"}, 987 988 DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"), 989 DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"), 990 991 {"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"}, 992 {"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"}, 993 994 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"), 995 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"), 996 997 {"DACL", NULL, "ST Mixer Out FilterL"}, 998 {"DACR", NULL, "ST Mixer Out FilterR"}, 999 1000 {"Mixout Left PGA", NULL, "DACL"}, 1001 {"Mixout Right PGA", NULL, "DACR"}, 1002 1003 {"Headphone Left PGA", NULL, "Mixout Left PGA"}, 1004 {"Headphone Right PGA", NULL, "Mixout Right PGA"}, 1005 1006 {"HPL", NULL, "Headphone Left PGA"}, 1007 {"HPR", NULL, "Headphone Right PGA"}, 1008 1009 {"HPL", NULL, "Charge Pump"}, 1010 {"HPR", NULL, "Charge Pump"}, 1011 }; 1012 1013 1014 /* 1015 * DAI operations 1016 */ 1017 1018 static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1019 int clk_id, unsigned int freq, int dir) 1020 { 1021 struct snd_soc_codec *codec = codec_dai->codec; 1022 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1023 int ret = 0; 1024 1025 if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) 1026 return 0; 1027 1028 if (((freq < 2000000) && (freq != 32768)) || (freq > 54000000)) { 1029 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1030 freq); 1031 return -EINVAL; 1032 } 1033 1034 switch (clk_id) { 1035 case DA7219_CLKSRC_MCLK_SQR: 1036 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1037 DA7219_PLL_MCLK_SQR_EN_MASK, 1038 DA7219_PLL_MCLK_SQR_EN_MASK); 1039 break; 1040 case DA7219_CLKSRC_MCLK: 1041 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1042 DA7219_PLL_MCLK_SQR_EN_MASK, 0); 1043 break; 1044 default: 1045 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1046 return -EINVAL; 1047 } 1048 1049 da7219->clk_src = clk_id; 1050 1051 if (da7219->mclk) { 1052 freq = clk_round_rate(da7219->mclk, freq); 1053 ret = clk_set_rate(da7219->mclk, freq); 1054 if (ret) { 1055 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1056 freq); 1057 return ret; 1058 } 1059 } 1060 1061 da7219->mclk_rate = freq; 1062 1063 return 0; 1064 } 1065 1066 static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1067 int source, unsigned int fref, unsigned int fout) 1068 { 1069 struct snd_soc_codec *codec = codec_dai->codec; 1070 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1071 1072 u8 pll_ctrl, indiv_bits, indiv; 1073 u8 pll_frac_top, pll_frac_bot, pll_integer; 1074 u32 freq_ref; 1075 u64 frac_div; 1076 1077 /* Verify 2MHz - 54MHz MCLK provided, and set input divider */ 1078 if (da7219->mclk_rate < 2000000) { 1079 dev_err(codec->dev, "PLL input clock %d below valid range\n", 1080 da7219->mclk_rate); 1081 return -EINVAL; 1082 } else if (da7219->mclk_rate <= 5000000) { 1083 indiv_bits = DA7219_PLL_INDIV_2_5_MHZ; 1084 indiv = DA7219_PLL_INDIV_2_5_MHZ_VAL; 1085 } else if (da7219->mclk_rate <= 10000000) { 1086 indiv_bits = DA7219_PLL_INDIV_5_10_MHZ; 1087 indiv = DA7219_PLL_INDIV_5_10_MHZ_VAL; 1088 } else if (da7219->mclk_rate <= 20000000) { 1089 indiv_bits = DA7219_PLL_INDIV_10_20_MHZ; 1090 indiv = DA7219_PLL_INDIV_10_20_MHZ_VAL; 1091 } else if (da7219->mclk_rate <= 40000000) { 1092 indiv_bits = DA7219_PLL_INDIV_20_40_MHZ; 1093 indiv = DA7219_PLL_INDIV_20_40_MHZ_VAL; 1094 } else if (da7219->mclk_rate <= 54000000) { 1095 indiv_bits = DA7219_PLL_INDIV_40_54_MHZ; 1096 indiv = DA7219_PLL_INDIV_40_54_MHZ_VAL; 1097 } else { 1098 dev_err(codec->dev, "PLL input clock %d above valid range\n", 1099 da7219->mclk_rate); 1100 return -EINVAL; 1101 } 1102 freq_ref = (da7219->mclk_rate / indiv); 1103 pll_ctrl = indiv_bits; 1104 1105 /* Configure PLL */ 1106 switch (source) { 1107 case DA7219_SYSCLK_MCLK: 1108 pll_ctrl |= DA7219_PLL_MODE_BYPASS; 1109 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1110 DA7219_PLL_INDIV_MASK | 1111 DA7219_PLL_MODE_MASK, pll_ctrl); 1112 return 0; 1113 case DA7219_SYSCLK_PLL: 1114 pll_ctrl |= DA7219_PLL_MODE_NORMAL; 1115 break; 1116 case DA7219_SYSCLK_PLL_SRM: 1117 pll_ctrl |= DA7219_PLL_MODE_SRM; 1118 break; 1119 default: 1120 dev_err(codec->dev, "Invalid PLL config\n"); 1121 return -EINVAL; 1122 } 1123 1124 /* Calculate dividers for PLL */ 1125 pll_integer = fout / freq_ref; 1126 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1127 do_div(frac_div, freq_ref); 1128 pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK; 1129 pll_frac_bot = (frac_div) & DA7219_BYTE_MASK; 1130 1131 /* Write PLL config & dividers */ 1132 snd_soc_write(codec, DA7219_PLL_FRAC_TOP, pll_frac_top); 1133 snd_soc_write(codec, DA7219_PLL_FRAC_BOT, pll_frac_bot); 1134 snd_soc_write(codec, DA7219_PLL_INTEGER, pll_integer); 1135 snd_soc_update_bits(codec, DA7219_PLL_CTRL, 1136 DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK, 1137 pll_ctrl); 1138 1139 return 0; 1140 } 1141 1142 static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1143 { 1144 struct snd_soc_codec *codec = codec_dai->codec; 1145 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1146 u8 dai_clk_mode = 0, dai_ctrl = 0; 1147 1148 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1149 case SND_SOC_DAIFMT_CBM_CFM: 1150 da7219->master = true; 1151 break; 1152 case SND_SOC_DAIFMT_CBS_CFS: 1153 da7219->master = false; 1154 break; 1155 default: 1156 return -EINVAL; 1157 } 1158 1159 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1160 case SND_SOC_DAIFMT_I2S: 1161 case SND_SOC_DAIFMT_LEFT_J: 1162 case SND_SOC_DAIFMT_RIGHT_J: 1163 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1164 case SND_SOC_DAIFMT_NB_NF: 1165 break; 1166 case SND_SOC_DAIFMT_NB_IF: 1167 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; 1168 break; 1169 case SND_SOC_DAIFMT_IB_NF: 1170 dai_clk_mode |= DA7219_DAI_CLK_POL_INV; 1171 break; 1172 case SND_SOC_DAIFMT_IB_IF: 1173 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | 1174 DA7219_DAI_CLK_POL_INV; 1175 break; 1176 default: 1177 return -EINVAL; 1178 } 1179 break; 1180 case SND_SOC_DAIFMT_DSP_B: 1181 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1182 case SND_SOC_DAIFMT_NB_NF: 1183 dai_clk_mode |= DA7219_DAI_CLK_POL_INV; 1184 break; 1185 case SND_SOC_DAIFMT_NB_IF: 1186 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | 1187 DA7219_DAI_CLK_POL_INV; 1188 break; 1189 case SND_SOC_DAIFMT_IB_NF: 1190 break; 1191 case SND_SOC_DAIFMT_IB_IF: 1192 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; 1193 break; 1194 default: 1195 return -EINVAL; 1196 } 1197 break; 1198 default: 1199 return -EINVAL; 1200 } 1201 1202 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1203 case SND_SOC_DAIFMT_I2S: 1204 dai_ctrl |= DA7219_DAI_FORMAT_I2S; 1205 break; 1206 case SND_SOC_DAIFMT_LEFT_J: 1207 dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J; 1208 break; 1209 case SND_SOC_DAIFMT_RIGHT_J: 1210 dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J; 1211 break; 1212 case SND_SOC_DAIFMT_DSP_B: 1213 dai_ctrl |= DA7219_DAI_FORMAT_DSP; 1214 break; 1215 default: 1216 return -EINVAL; 1217 } 1218 1219 /* By default 64 BCLKs per WCLK is supported */ 1220 dai_clk_mode |= DA7219_DAI_BCLKS_PER_WCLK_64; 1221 1222 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1223 DA7219_DAI_BCLKS_PER_WCLK_MASK | 1224 DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK, 1225 dai_clk_mode); 1226 snd_soc_update_bits(codec, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK, 1227 dai_ctrl); 1228 1229 return 0; 1230 } 1231 1232 static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai, 1233 unsigned int tx_mask, unsigned int rx_mask, 1234 int slots, int slot_width) 1235 { 1236 struct snd_soc_codec *codec = dai->codec; 1237 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1238 u8 dai_bclks_per_wclk; 1239 u16 offset; 1240 u32 frame_size; 1241 1242 /* No channels enabled so disable TDM, revert to 64-bit frames */ 1243 if (!tx_mask) { 1244 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL, 1245 DA7219_DAI_TDM_CH_EN_MASK | 1246 DA7219_DAI_TDM_MODE_EN_MASK, 0); 1247 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1248 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1249 DA7219_DAI_BCLKS_PER_WCLK_64); 1250 return 0; 1251 } 1252 1253 /* Check we have valid slots */ 1254 if (fls(tx_mask) > DA7219_DAI_TDM_MAX_SLOTS) { 1255 dev_err(codec->dev, "Invalid number of slots, max = %d\n", 1256 DA7219_DAI_TDM_MAX_SLOTS); 1257 return -EINVAL; 1258 } 1259 1260 /* Check we have a valid offset given */ 1261 if (rx_mask > DA7219_DAI_OFFSET_MAX) { 1262 dev_err(codec->dev, "Invalid slot offset, max = %d\n", 1263 DA7219_DAI_OFFSET_MAX); 1264 return -EINVAL; 1265 } 1266 1267 /* Calculate & validate frame size based on slot info provided. */ 1268 frame_size = slots * slot_width; 1269 switch (frame_size) { 1270 case 32: 1271 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32; 1272 break; 1273 case 64: 1274 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64; 1275 break; 1276 case 128: 1277 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128; 1278 break; 1279 case 256: 1280 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256; 1281 break; 1282 default: 1283 dev_err(codec->dev, "Invalid frame size %d\n", frame_size); 1284 return -EINVAL; 1285 } 1286 1287 snd_soc_update_bits(codec, DA7219_DAI_CLK_MODE, 1288 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1289 dai_bclks_per_wclk); 1290 1291 offset = cpu_to_le16(rx_mask); 1292 regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER, 1293 &offset, sizeof(offset)); 1294 1295 snd_soc_update_bits(codec, DA7219_DAI_TDM_CTRL, 1296 DA7219_DAI_TDM_CH_EN_MASK | 1297 DA7219_DAI_TDM_MODE_EN_MASK, 1298 (tx_mask << DA7219_DAI_TDM_CH_EN_SHIFT) | 1299 DA7219_DAI_TDM_MODE_EN_MASK); 1300 1301 return 0; 1302 } 1303 1304 static int da7219_hw_params(struct snd_pcm_substream *substream, 1305 struct snd_pcm_hw_params *params, 1306 struct snd_soc_dai *dai) 1307 { 1308 struct snd_soc_codec *codec = dai->codec; 1309 u8 dai_ctrl = 0, fs; 1310 unsigned int channels; 1311 1312 switch (params_width(params)) { 1313 case 16: 1314 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE; 1315 break; 1316 case 20: 1317 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE; 1318 break; 1319 case 24: 1320 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE; 1321 break; 1322 case 32: 1323 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE; 1324 break; 1325 default: 1326 return -EINVAL; 1327 } 1328 1329 channels = params_channels(params); 1330 if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) { 1331 dev_err(codec->dev, 1332 "Invalid number of channels, only 1 to %d supported\n", 1333 DA7219_DAI_CH_NUM_MAX); 1334 return -EINVAL; 1335 } 1336 dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT; 1337 1338 switch (params_rate(params)) { 1339 case 8000: 1340 fs = DA7219_SR_8000; 1341 break; 1342 case 11025: 1343 fs = DA7219_SR_11025; 1344 break; 1345 case 12000: 1346 fs = DA7219_SR_12000; 1347 break; 1348 case 16000: 1349 fs = DA7219_SR_16000; 1350 break; 1351 case 22050: 1352 fs = DA7219_SR_22050; 1353 break; 1354 case 24000: 1355 fs = DA7219_SR_24000; 1356 break; 1357 case 32000: 1358 fs = DA7219_SR_32000; 1359 break; 1360 case 44100: 1361 fs = DA7219_SR_44100; 1362 break; 1363 case 48000: 1364 fs = DA7219_SR_48000; 1365 break; 1366 case 88200: 1367 fs = DA7219_SR_88200; 1368 break; 1369 case 96000: 1370 fs = DA7219_SR_96000; 1371 break; 1372 default: 1373 return -EINVAL; 1374 } 1375 1376 snd_soc_update_bits(codec, DA7219_DAI_CTRL, 1377 DA7219_DAI_WORD_LENGTH_MASK | 1378 DA7219_DAI_CH_NUM_MASK, 1379 dai_ctrl); 1380 snd_soc_write(codec, DA7219_SR, fs); 1381 1382 return 0; 1383 } 1384 1385 static const struct snd_soc_dai_ops da7219_dai_ops = { 1386 .hw_params = da7219_hw_params, 1387 .set_sysclk = da7219_set_dai_sysclk, 1388 .set_pll = da7219_set_dai_pll, 1389 .set_fmt = da7219_set_dai_fmt, 1390 .set_tdm_slot = da7219_set_dai_tdm_slot, 1391 }; 1392 1393 #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1394 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1395 1396 static struct snd_soc_dai_driver da7219_dai = { 1397 .name = "da7219-hifi", 1398 .playback = { 1399 .stream_name = "Playback", 1400 .channels_min = 1, 1401 .channels_max = DA7219_DAI_CH_NUM_MAX, 1402 .rates = SNDRV_PCM_RATE_8000_96000, 1403 .formats = DA7219_FORMATS, 1404 }, 1405 .capture = { 1406 .stream_name = "Capture", 1407 .channels_min = 1, 1408 .channels_max = DA7219_DAI_CH_NUM_MAX, 1409 .rates = SNDRV_PCM_RATE_8000_96000, 1410 .formats = DA7219_FORMATS, 1411 }, 1412 .ops = &da7219_dai_ops, 1413 .symmetric_rates = 1, 1414 .symmetric_channels = 1, 1415 .symmetric_samplebits = 1, 1416 }; 1417 1418 1419 /* 1420 * DT 1421 */ 1422 1423 static const struct of_device_id da7219_of_match[] = { 1424 { .compatible = "dlg,da7219", }, 1425 { } 1426 }; 1427 MODULE_DEVICE_TABLE(of, da7219_of_match); 1428 1429 static enum da7219_micbias_voltage 1430 da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) 1431 { 1432 switch (val) { 1433 case 1600: 1434 return DA7219_MICBIAS_1_6V; 1435 case 1800: 1436 return DA7219_MICBIAS_1_8V; 1437 case 2000: 1438 return DA7219_MICBIAS_2_0V; 1439 case 2200: 1440 return DA7219_MICBIAS_2_2V; 1441 case 2400: 1442 return DA7219_MICBIAS_2_4V; 1443 case 2600: 1444 return DA7219_MICBIAS_2_6V; 1445 default: 1446 dev_warn(codec->dev, "Invalid micbias level"); 1447 return DA7219_MICBIAS_2_2V; 1448 } 1449 } 1450 1451 static enum da7219_mic_amp_in_sel 1452 da7219_of_mic_amp_in_sel(struct snd_soc_codec *codec, const char *str) 1453 { 1454 if (!strcmp(str, "diff")) { 1455 return DA7219_MIC_AMP_IN_SEL_DIFF; 1456 } else if (!strcmp(str, "se_p")) { 1457 return DA7219_MIC_AMP_IN_SEL_SE_P; 1458 } else if (!strcmp(str, "se_n")) { 1459 return DA7219_MIC_AMP_IN_SEL_SE_N; 1460 } else { 1461 dev_warn(codec->dev, "Invalid mic input type selection"); 1462 return DA7219_MIC_AMP_IN_SEL_DIFF; 1463 } 1464 } 1465 1466 static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec) 1467 { 1468 struct device_node *np = codec->dev->of_node; 1469 struct da7219_pdata *pdata; 1470 const char *of_str; 1471 u32 of_val32; 1472 1473 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); 1474 if (!pdata) 1475 return NULL; 1476 1477 if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0) 1478 pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32); 1479 else 1480 pdata->micbias_lvl = DA7219_MICBIAS_2_2V; 1481 1482 if (!of_property_read_string(np, "dlg,mic-amp-in-sel", &of_str)) 1483 pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(codec, of_str); 1484 else 1485 pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF; 1486 1487 return pdata; 1488 } 1489 1490 1491 /* 1492 * Codec driver functions 1493 */ 1494 1495 static int da7219_set_bias_level(struct snd_soc_codec *codec, 1496 enum snd_soc_bias_level level) 1497 { 1498 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1499 int ret; 1500 1501 switch (level) { 1502 case SND_SOC_BIAS_ON: 1503 case SND_SOC_BIAS_PREPARE: 1504 break; 1505 case SND_SOC_BIAS_STANDBY: 1506 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { 1507 /* MCLK */ 1508 if (da7219->mclk) { 1509 ret = clk_prepare_enable(da7219->mclk); 1510 if (ret) { 1511 dev_err(codec->dev, 1512 "Failed to enable mclk\n"); 1513 return ret; 1514 } 1515 } 1516 1517 /* Master bias */ 1518 snd_soc_update_bits(codec, DA7219_REFERENCES, 1519 DA7219_BIAS_EN_MASK, 1520 DA7219_BIAS_EN_MASK); 1521 } 1522 break; 1523 case SND_SOC_BIAS_OFF: 1524 /* Only disable master bias if jack detection not active */ 1525 if (!da7219->aad->jack) 1526 snd_soc_update_bits(codec, DA7219_REFERENCES, 1527 DA7219_BIAS_EN_MASK, 0); 1528 1529 /* MCLK */ 1530 if (da7219->mclk) 1531 clk_disable_unprepare(da7219->mclk); 1532 break; 1533 } 1534 1535 return 0; 1536 } 1537 1538 static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = { 1539 [DA7219_SUPPLY_VDD] = "VDD", 1540 [DA7219_SUPPLY_VDDMIC] = "VDDMIC", 1541 [DA7219_SUPPLY_VDDIO] = "VDDIO", 1542 }; 1543 1544 static int da7219_handle_supplies(struct snd_soc_codec *codec) 1545 { 1546 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1547 struct regulator *vddio; 1548 u8 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V; 1549 int i, ret; 1550 1551 /* Get required supplies */ 1552 for (i = 0; i < DA7219_NUM_SUPPLIES; ++i) 1553 da7219->supplies[i].supply = da7219_supply_names[i]; 1554 1555 ret = devm_regulator_bulk_get(codec->dev, DA7219_NUM_SUPPLIES, 1556 da7219->supplies); 1557 if (ret) { 1558 dev_err(codec->dev, "Failed to get supplies"); 1559 return ret; 1560 } 1561 1562 /* Determine VDDIO voltage provided */ 1563 vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer; 1564 ret = regulator_get_voltage(vddio); 1565 if (ret < 1200000) 1566 dev_warn(codec->dev, "Invalid VDDIO voltage\n"); 1567 else if (ret < 2800000) 1568 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V; 1569 1570 /* Enable main supplies */ 1571 ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies); 1572 if (ret) { 1573 dev_err(codec->dev, "Failed to enable supplies"); 1574 return ret; 1575 } 1576 1577 /* Ensure device in active mode */ 1578 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, DA7219_SYSTEM_ACTIVE_MASK); 1579 1580 /* Update IO voltage level range */ 1581 snd_soc_write(codec, DA7219_IO_CTRL, io_voltage_lvl); 1582 1583 return 0; 1584 } 1585 1586 static void da7219_handle_pdata(struct snd_soc_codec *codec) 1587 { 1588 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1589 struct da7219_pdata *pdata = da7219->pdata; 1590 1591 if (pdata) { 1592 u8 micbias_lvl = 0; 1593 1594 /* Mic Bias voltages */ 1595 switch (pdata->micbias_lvl) { 1596 case DA7219_MICBIAS_1_6V: 1597 case DA7219_MICBIAS_1_8V: 1598 case DA7219_MICBIAS_2_0V: 1599 case DA7219_MICBIAS_2_2V: 1600 case DA7219_MICBIAS_2_4V: 1601 case DA7219_MICBIAS_2_6V: 1602 micbias_lvl |= (pdata->micbias_lvl << 1603 DA7219_MICBIAS1_LEVEL_SHIFT); 1604 break; 1605 } 1606 1607 snd_soc_write(codec, DA7219_MICBIAS_CTRL, micbias_lvl); 1608 1609 /* Mic */ 1610 switch (pdata->mic_amp_in_sel) { 1611 case DA7219_MIC_AMP_IN_SEL_DIFF: 1612 case DA7219_MIC_AMP_IN_SEL_SE_P: 1613 case DA7219_MIC_AMP_IN_SEL_SE_N: 1614 snd_soc_write(codec, DA7219_MIC_1_SELECT, 1615 pdata->mic_amp_in_sel); 1616 break; 1617 } 1618 } 1619 } 1620 1621 static struct reg_sequence da7219_rev_aa_patch[] = { 1622 { DA7219_REFERENCES, 0x08 }, 1623 }; 1624 1625 static int da7219_probe(struct snd_soc_codec *codec) 1626 { 1627 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1628 unsigned int rev; 1629 int ret; 1630 1631 mutex_init(&da7219->lock); 1632 1633 /* Regulator configuration */ 1634 ret = da7219_handle_supplies(codec); 1635 if (ret) 1636 return ret; 1637 1638 ret = regmap_read(da7219->regmap, DA7219_CHIP_REVISION, &rev); 1639 if (ret) { 1640 dev_err(codec->dev, "Failed to read chip revision: %d\n", ret); 1641 goto err_disable_reg; 1642 } 1643 1644 switch (rev & DA7219_CHIP_MINOR_MASK) { 1645 case 0: 1646 ret = regmap_register_patch(da7219->regmap, da7219_rev_aa_patch, 1647 ARRAY_SIZE(da7219_rev_aa_patch)); 1648 if (ret) { 1649 dev_err(codec->dev, "Failed to register AA patch: %d\n", 1650 ret); 1651 goto err_disable_reg; 1652 } 1653 break; 1654 default: 1655 break; 1656 } 1657 1658 /* Handle DT/Platform data */ 1659 if (codec->dev->of_node) 1660 da7219->pdata = da7219_of_to_pdata(codec); 1661 else 1662 da7219->pdata = dev_get_platdata(codec->dev); 1663 1664 da7219_handle_pdata(codec); 1665 1666 /* Check if MCLK provided */ 1667 da7219->mclk = devm_clk_get(codec->dev, "mclk"); 1668 if (IS_ERR(da7219->mclk)) { 1669 if (PTR_ERR(da7219->mclk) != -ENOENT) { 1670 ret = PTR_ERR(da7219->mclk); 1671 goto err_disable_reg; 1672 } else { 1673 da7219->mclk = NULL; 1674 } 1675 } 1676 1677 /* Default PC counter to free-running */ 1678 snd_soc_update_bits(codec, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK, 1679 DA7219_PC_FREERUN_MASK); 1680 1681 /* Default gain ramping */ 1682 snd_soc_update_bits(codec, DA7219_MIXIN_L_CTRL, 1683 DA7219_MIXIN_L_AMP_RAMP_EN_MASK, 1684 DA7219_MIXIN_L_AMP_RAMP_EN_MASK); 1685 snd_soc_update_bits(codec, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK, 1686 DA7219_ADC_L_RAMP_EN_MASK); 1687 snd_soc_update_bits(codec, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK, 1688 DA7219_DAC_L_RAMP_EN_MASK); 1689 snd_soc_update_bits(codec, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK, 1690 DA7219_DAC_R_RAMP_EN_MASK); 1691 snd_soc_update_bits(codec, DA7219_HP_L_CTRL, 1692 DA7219_HP_L_AMP_RAMP_EN_MASK, 1693 DA7219_HP_L_AMP_RAMP_EN_MASK); 1694 snd_soc_update_bits(codec, DA7219_HP_R_CTRL, 1695 DA7219_HP_R_AMP_RAMP_EN_MASK, 1696 DA7219_HP_R_AMP_RAMP_EN_MASK); 1697 1698 /* Default infinite tone gen, start/stop by Kcontrol */ 1699 snd_soc_write(codec, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); 1700 1701 /* Initialise AAD block */ 1702 ret = da7219_aad_init(codec); 1703 if (ret) 1704 goto err_disable_reg; 1705 1706 return 0; 1707 1708 err_disable_reg: 1709 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); 1710 1711 return ret; 1712 } 1713 1714 static int da7219_remove(struct snd_soc_codec *codec) 1715 { 1716 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1717 1718 da7219_aad_exit(codec); 1719 1720 /* Supplies */ 1721 return regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); 1722 } 1723 1724 #ifdef CONFIG_PM 1725 static int da7219_suspend(struct snd_soc_codec *codec) 1726 { 1727 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1728 1729 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_OFF); 1730 1731 /* Put device into standby mode if jack detection disabled */ 1732 if (!da7219->aad->jack) 1733 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, 0); 1734 1735 return 0; 1736 } 1737 1738 static int da7219_resume(struct snd_soc_codec *codec) 1739 { 1740 struct da7219_priv *da7219 = snd_soc_codec_get_drvdata(codec); 1741 1742 /* Put device into active mode if previously pushed to standby */ 1743 if (!da7219->aad->jack) 1744 snd_soc_write(codec, DA7219_SYSTEM_ACTIVE, 1745 DA7219_SYSTEM_ACTIVE_MASK); 1746 1747 snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY); 1748 1749 return 0; 1750 } 1751 #else 1752 #define da7219_suspend NULL 1753 #define da7219_resume NULL 1754 #endif 1755 1756 static struct snd_soc_codec_driver soc_codec_dev_da7219 = { 1757 .probe = da7219_probe, 1758 .remove = da7219_remove, 1759 .suspend = da7219_suspend, 1760 .resume = da7219_resume, 1761 .set_bias_level = da7219_set_bias_level, 1762 1763 .controls = da7219_snd_controls, 1764 .num_controls = ARRAY_SIZE(da7219_snd_controls), 1765 1766 .dapm_widgets = da7219_dapm_widgets, 1767 .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets), 1768 .dapm_routes = da7219_audio_map, 1769 .num_dapm_routes = ARRAY_SIZE(da7219_audio_map), 1770 }; 1771 1772 1773 /* 1774 * Regmap configs 1775 */ 1776 1777 static struct reg_default da7219_reg_defaults[] = { 1778 { DA7219_MIC_1_SELECT, 0x00 }, 1779 { DA7219_CIF_TIMEOUT_CTRL, 0x01 }, 1780 { DA7219_SR_24_48, 0x00 }, 1781 { DA7219_SR, 0x0A }, 1782 { DA7219_CIF_I2C_ADDR_CFG, 0x02 }, 1783 { DA7219_PLL_CTRL, 0x10 }, 1784 { DA7219_PLL_FRAC_TOP, 0x00 }, 1785 { DA7219_PLL_FRAC_BOT, 0x00 }, 1786 { DA7219_PLL_INTEGER, 0x20 }, 1787 { DA7219_DIG_ROUTING_DAI, 0x10 }, 1788 { DA7219_DAI_CLK_MODE, 0x01 }, 1789 { DA7219_DAI_CTRL, 0x28 }, 1790 { DA7219_DAI_TDM_CTRL, 0x40 }, 1791 { DA7219_DIG_ROUTING_DAC, 0x32 }, 1792 { DA7219_DAI_OFFSET_LOWER, 0x00 }, 1793 { DA7219_DAI_OFFSET_UPPER, 0x00 }, 1794 { DA7219_REFERENCES, 0x08 }, 1795 { DA7219_MIXIN_L_SELECT, 0x00 }, 1796 { DA7219_MIXIN_L_GAIN, 0x03 }, 1797 { DA7219_ADC_L_GAIN, 0x6F }, 1798 { DA7219_ADC_FILTERS1, 0x80 }, 1799 { DA7219_MIC_1_GAIN, 0x01 }, 1800 { DA7219_SIDETONE_CTRL, 0x40 }, 1801 { DA7219_SIDETONE_GAIN, 0x0E }, 1802 { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 }, 1803 { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 }, 1804 { DA7219_DAC_FILTERS5, 0x00 }, 1805 { DA7219_DAC_FILTERS2, 0x88 }, 1806 { DA7219_DAC_FILTERS3, 0x88 }, 1807 { DA7219_DAC_FILTERS4, 0x08 }, 1808 { DA7219_DAC_FILTERS1, 0x80 }, 1809 { DA7219_DAC_L_GAIN, 0x6F }, 1810 { DA7219_DAC_R_GAIN, 0x6F }, 1811 { DA7219_CP_CTRL, 0x20 }, 1812 { DA7219_HP_L_GAIN, 0x39 }, 1813 { DA7219_HP_R_GAIN, 0x39 }, 1814 { DA7219_MIXOUT_L_SELECT, 0x00 }, 1815 { DA7219_MIXOUT_R_SELECT, 0x00 }, 1816 { DA7219_MICBIAS_CTRL, 0x03 }, 1817 { DA7219_MIC_1_CTRL, 0x40 }, 1818 { DA7219_MIXIN_L_CTRL, 0x40 }, 1819 { DA7219_ADC_L_CTRL, 0x40 }, 1820 { DA7219_DAC_L_CTRL, 0x40 }, 1821 { DA7219_DAC_R_CTRL, 0x40 }, 1822 { DA7219_HP_L_CTRL, 0x40 }, 1823 { DA7219_HP_R_CTRL, 0x40 }, 1824 { DA7219_MIXOUT_L_CTRL, 0x10 }, 1825 { DA7219_MIXOUT_R_CTRL, 0x10 }, 1826 { DA7219_CHIP_ID1, 0x23 }, 1827 { DA7219_CHIP_ID2, 0x93 }, 1828 { DA7219_IO_CTRL, 0x00 }, 1829 { DA7219_GAIN_RAMP_CTRL, 0x00 }, 1830 { DA7219_PC_COUNT, 0x02 }, 1831 { DA7219_CP_VOL_THRESHOLD1, 0x0E }, 1832 { DA7219_DIG_CTRL, 0x00 }, 1833 { DA7219_ALC_CTRL2, 0x00 }, 1834 { DA7219_ALC_CTRL3, 0x00 }, 1835 { DA7219_ALC_NOISE, 0x3F }, 1836 { DA7219_ALC_TARGET_MIN, 0x3F }, 1837 { DA7219_ALC_TARGET_MAX, 0x00 }, 1838 { DA7219_ALC_GAIN_LIMITS, 0xFF }, 1839 { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 }, 1840 { DA7219_ALC_ANTICLIP_CTRL, 0x00 }, 1841 { DA7219_ALC_ANTICLIP_LEVEL, 0x00 }, 1842 { DA7219_DAC_NG_SETUP_TIME, 0x00 }, 1843 { DA7219_DAC_NG_OFF_THRESH, 0x00 }, 1844 { DA7219_DAC_NG_ON_THRESH, 0x00 }, 1845 { DA7219_DAC_NG_CTRL, 0x00 }, 1846 { DA7219_TONE_GEN_CFG1, 0x00 }, 1847 { DA7219_TONE_GEN_CFG2, 0x00 }, 1848 { DA7219_TONE_GEN_CYCLES, 0x00 }, 1849 { DA7219_TONE_GEN_FREQ1_L, 0x55 }, 1850 { DA7219_TONE_GEN_FREQ1_U, 0x15 }, 1851 { DA7219_TONE_GEN_FREQ2_L, 0x00 }, 1852 { DA7219_TONE_GEN_FREQ2_U, 0x40 }, 1853 { DA7219_TONE_GEN_ON_PER, 0x02 }, 1854 { DA7219_TONE_GEN_OFF_PER, 0x01 }, 1855 { DA7219_ACCDET_IRQ_MASK_A, 0x00 }, 1856 { DA7219_ACCDET_IRQ_MASK_B, 0x00 }, 1857 { DA7219_ACCDET_CONFIG_1, 0xD6 }, 1858 { DA7219_ACCDET_CONFIG_2, 0x34 }, 1859 { DA7219_ACCDET_CONFIG_3, 0x0A }, 1860 { DA7219_ACCDET_CONFIG_4, 0x16 }, 1861 { DA7219_ACCDET_CONFIG_5, 0x21 }, 1862 { DA7219_ACCDET_CONFIG_6, 0x3E }, 1863 { DA7219_ACCDET_CONFIG_7, 0x01 }, 1864 { DA7219_SYSTEM_ACTIVE, 0x00 }, 1865 }; 1866 1867 static bool da7219_volatile_register(struct device *dev, unsigned int reg) 1868 { 1869 switch (reg) { 1870 case DA7219_MIC_1_GAIN_STATUS: 1871 case DA7219_MIXIN_L_GAIN_STATUS: 1872 case DA7219_ADC_L_GAIN_STATUS: 1873 case DA7219_DAC_L_GAIN_STATUS: 1874 case DA7219_DAC_R_GAIN_STATUS: 1875 case DA7219_HP_L_GAIN_STATUS: 1876 case DA7219_HP_R_GAIN_STATUS: 1877 case DA7219_CIF_CTRL: 1878 case DA7219_PLL_SRM_STS: 1879 case DA7219_ALC_CTRL1: 1880 case DA7219_SYSTEM_MODES_INPUT: 1881 case DA7219_SYSTEM_MODES_OUTPUT: 1882 case DA7219_ALC_OFFSET_AUTO_M_L: 1883 case DA7219_ALC_OFFSET_AUTO_U_L: 1884 case DA7219_TONE_GEN_CFG1: 1885 case DA7219_ACCDET_STATUS_A: 1886 case DA7219_ACCDET_STATUS_B: 1887 case DA7219_ACCDET_IRQ_EVENT_A: 1888 case DA7219_ACCDET_IRQ_EVENT_B: 1889 case DA7219_ACCDET_CONFIG_8: 1890 case DA7219_SYSTEM_STATUS: 1891 return 1; 1892 default: 1893 return 0; 1894 } 1895 } 1896 1897 static const struct regmap_config da7219_regmap_config = { 1898 .reg_bits = 8, 1899 .val_bits = 8, 1900 1901 .max_register = DA7219_SYSTEM_ACTIVE, 1902 .reg_defaults = da7219_reg_defaults, 1903 .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults), 1904 .volatile_reg = da7219_volatile_register, 1905 .cache_type = REGCACHE_RBTREE, 1906 }; 1907 1908 1909 /* 1910 * I2C layer 1911 */ 1912 1913 static int da7219_i2c_probe(struct i2c_client *i2c, 1914 const struct i2c_device_id *id) 1915 { 1916 struct da7219_priv *da7219; 1917 int ret; 1918 1919 da7219 = devm_kzalloc(&i2c->dev, sizeof(struct da7219_priv), 1920 GFP_KERNEL); 1921 if (!da7219) 1922 return -ENOMEM; 1923 1924 i2c_set_clientdata(i2c, da7219); 1925 1926 da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config); 1927 if (IS_ERR(da7219->regmap)) { 1928 ret = PTR_ERR(da7219->regmap); 1929 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1930 return ret; 1931 } 1932 1933 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_da7219, 1934 &da7219_dai, 1); 1935 if (ret < 0) { 1936 dev_err(&i2c->dev, "Failed to register da7219 codec: %d\n", 1937 ret); 1938 } 1939 return ret; 1940 } 1941 1942 static int da7219_i2c_remove(struct i2c_client *client) 1943 { 1944 snd_soc_unregister_codec(&client->dev); 1945 return 0; 1946 } 1947 1948 static const struct i2c_device_id da7219_i2c_id[] = { 1949 { "da7219", }, 1950 { } 1951 }; 1952 MODULE_DEVICE_TABLE(i2c, da7219_i2c_id); 1953 1954 static struct i2c_driver da7219_i2c_driver = { 1955 .driver = { 1956 .name = "da7219", 1957 .of_match_table = of_match_ptr(da7219_of_match), 1958 }, 1959 .probe = da7219_i2c_probe, 1960 .remove = da7219_i2c_remove, 1961 .id_table = da7219_i2c_id, 1962 }; 1963 1964 module_i2c_driver(da7219_i2c_driver); 1965 1966 MODULE_DESCRIPTION("ASoC DA7219 Codec Driver"); 1967 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 1968 MODULE_LICENSE("GPL"); 1969