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/acpi.h> 15 #include <linux/clk.h> 16 #include <linux/clkdev.h> 17 #include <linux/clk-provider.h> 18 #include <linux/i2c.h> 19 #include <linux/of_device.h> 20 #include <linux/property.h> 21 #include <linux/regmap.h> 22 #include <linux/slab.h> 23 #include <linux/pm.h> 24 #include <linux/module.h> 25 #include <linux/delay.h> 26 #include <linux/regulator/consumer.h> 27 #include <sound/pcm.h> 28 #include <sound/pcm_params.h> 29 #include <sound/soc.h> 30 #include <sound/soc-dapm.h> 31 #include <sound/initval.h> 32 #include <sound/tlv.h> 33 #include <asm/div64.h> 34 35 #include <sound/da7219.h> 36 #include "da7219.h" 37 #include "da7219-aad.h" 38 39 40 /* 41 * TLVs and Enums 42 */ 43 44 /* Input TLVs */ 45 static const DECLARE_TLV_DB_SCALE(da7219_mic_gain_tlv, -600, 600, 0); 46 static const DECLARE_TLV_DB_SCALE(da7219_mixin_gain_tlv, -450, 150, 0); 47 static const DECLARE_TLV_DB_SCALE(da7219_adc_dig_gain_tlv, -8325, 75, 0); 48 static const DECLARE_TLV_DB_SCALE(da7219_alc_threshold_tlv, -9450, 150, 0); 49 static const DECLARE_TLV_DB_SCALE(da7219_alc_gain_tlv, 0, 600, 0); 50 static const DECLARE_TLV_DB_SCALE(da7219_alc_ana_gain_tlv, 0, 600, 0); 51 static const DECLARE_TLV_DB_SCALE(da7219_sidetone_gain_tlv, -4200, 300, 0); 52 static const DECLARE_TLV_DB_SCALE(da7219_tonegen_gain_tlv, -4500, 300, 0); 53 54 /* Output TLVs */ 55 static const DECLARE_TLV_DB_SCALE(da7219_dac_eq_band_tlv, -1050, 150, 0); 56 57 static const DECLARE_TLV_DB_RANGE(da7219_dac_dig_gain_tlv, 58 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 59 /* -77.25dB to 12dB */ 60 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7725, 75, 0) 61 ); 62 63 static const DECLARE_TLV_DB_SCALE(da7219_dac_ng_threshold_tlv, -10200, 600, 0); 64 static const DECLARE_TLV_DB_SCALE(da7219_hp_gain_tlv, -5700, 100, 0); 65 66 /* Input Enums */ 67 static const char * const da7219_alc_attack_rate_txt[] = { 68 "7.33/fs", "14.66/fs", "29.32/fs", "58.64/fs", "117.3/fs", "234.6/fs", 69 "469.1/fs", "938.2/fs", "1876/fs", "3753/fs", "7506/fs", "15012/fs", 70 "30024/fs" 71 }; 72 73 static const struct soc_enum da7219_alc_attack_rate = 74 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_ATTACK_SHIFT, 75 DA7219_ALC_ATTACK_MAX, da7219_alc_attack_rate_txt); 76 77 static const char * const da7219_alc_release_rate_txt[] = { 78 "28.66/fs", "57.33/fs", "114.6/fs", "229.3/fs", "458.6/fs", "917.1/fs", 79 "1834/fs", "3668/fs", "7337/fs", "14674/fs", "29348/fs" 80 }; 81 82 static const struct soc_enum da7219_alc_release_rate = 83 SOC_ENUM_SINGLE(DA7219_ALC_CTRL2, DA7219_ALC_RELEASE_SHIFT, 84 DA7219_ALC_RELEASE_MAX, da7219_alc_release_rate_txt); 85 86 static const char * const da7219_alc_hold_time_txt[] = { 87 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", 88 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", 89 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs" 90 }; 91 92 static const struct soc_enum da7219_alc_hold_time = 93 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_HOLD_SHIFT, 94 DA7219_ALC_HOLD_MAX, da7219_alc_hold_time_txt); 95 96 static const char * const da7219_alc_env_rate_txt[] = { 97 "1/4", "1/16", "1/256", "1/65536" 98 }; 99 100 static const struct soc_enum da7219_alc_env_attack_rate = 101 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_ATTACK_SHIFT, 102 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); 103 104 static const struct soc_enum da7219_alc_env_release_rate = 105 SOC_ENUM_SINGLE(DA7219_ALC_CTRL3, DA7219_ALC_INTEG_RELEASE_SHIFT, 106 DA7219_ALC_INTEG_MAX, da7219_alc_env_rate_txt); 107 108 static const char * const da7219_alc_anticlip_step_txt[] = { 109 "0.034dB/fs", "0.068dB/fs", "0.136dB/fs", "0.272dB/fs" 110 }; 111 112 static const struct soc_enum da7219_alc_anticlip_step = 113 SOC_ENUM_SINGLE(DA7219_ALC_ANTICLIP_CTRL, 114 DA7219_ALC_ANTICLIP_STEP_SHIFT, 115 DA7219_ALC_ANTICLIP_STEP_MAX, 116 da7219_alc_anticlip_step_txt); 117 118 /* Input/Output Enums */ 119 static const char * const da7219_gain_ramp_rate_txt[] = { 120 "Nominal Rate * 8", "Nominal Rate", "Nominal Rate / 8", 121 "Nominal Rate / 16" 122 }; 123 124 static const struct soc_enum da7219_gain_ramp_rate = 125 SOC_ENUM_SINGLE(DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_SHIFT, 126 DA7219_GAIN_RAMP_RATE_MAX, da7219_gain_ramp_rate_txt); 127 128 static const char * const da7219_hpf_mode_txt[] = { 129 "Disabled", "Audio", "Voice" 130 }; 131 132 static const unsigned int da7219_hpf_mode_val[] = { 133 DA7219_HPF_DISABLED, DA7219_HPF_AUDIO_EN, DA7219_HPF_VOICE_EN, 134 }; 135 136 static const struct soc_enum da7219_adc_hpf_mode = 137 SOC_VALUE_ENUM_SINGLE(DA7219_ADC_FILTERS1, DA7219_HPF_MODE_SHIFT, 138 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, 139 da7219_hpf_mode_txt, da7219_hpf_mode_val); 140 141 static const struct soc_enum da7219_dac_hpf_mode = 142 SOC_VALUE_ENUM_SINGLE(DA7219_DAC_FILTERS1, DA7219_HPF_MODE_SHIFT, 143 DA7219_HPF_MODE_MASK, DA7219_HPF_MODE_MAX, 144 da7219_hpf_mode_txt, da7219_hpf_mode_val); 145 146 static const char * const da7219_audio_hpf_corner_txt[] = { 147 "2Hz", "4Hz", "8Hz", "16Hz" 148 }; 149 150 static const struct soc_enum da7219_adc_audio_hpf_corner = 151 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, 152 DA7219_ADC_AUDIO_HPF_CORNER_SHIFT, 153 DA7219_AUDIO_HPF_CORNER_MAX, 154 da7219_audio_hpf_corner_txt); 155 156 static const struct soc_enum da7219_dac_audio_hpf_corner = 157 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, 158 DA7219_DAC_AUDIO_HPF_CORNER_SHIFT, 159 DA7219_AUDIO_HPF_CORNER_MAX, 160 da7219_audio_hpf_corner_txt); 161 162 static const char * const da7219_voice_hpf_corner_txt[] = { 163 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 164 }; 165 166 static const struct soc_enum da7219_adc_voice_hpf_corner = 167 SOC_ENUM_SINGLE(DA7219_ADC_FILTERS1, 168 DA7219_ADC_VOICE_HPF_CORNER_SHIFT, 169 DA7219_VOICE_HPF_CORNER_MAX, 170 da7219_voice_hpf_corner_txt); 171 172 static const struct soc_enum da7219_dac_voice_hpf_corner = 173 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS1, 174 DA7219_DAC_VOICE_HPF_CORNER_SHIFT, 175 DA7219_VOICE_HPF_CORNER_MAX, 176 da7219_voice_hpf_corner_txt); 177 178 static const char * const da7219_tonegen_dtmf_key_txt[] = { 179 "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", 180 "*", "#" 181 }; 182 183 static const struct soc_enum da7219_tonegen_dtmf_key = 184 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG1, DA7219_DTMF_REG_SHIFT, 185 DA7219_DTMF_REG_MAX, da7219_tonegen_dtmf_key_txt); 186 187 static const char * const da7219_tonegen_swg_sel_txt[] = { 188 "Sum", "SWG1", "SWG2", "SWG1_1-Cos" 189 }; 190 191 static const struct soc_enum da7219_tonegen_swg_sel = 192 SOC_ENUM_SINGLE(DA7219_TONE_GEN_CFG2, DA7219_SWG_SEL_SHIFT, 193 DA7219_SWG_SEL_MAX, da7219_tonegen_swg_sel_txt); 194 195 /* Output Enums */ 196 static const char * const da7219_dac_softmute_rate_txt[] = { 197 "1 Sample", "2 Samples", "4 Samples", "8 Samples", "16 Samples", 198 "32 Samples", "64 Samples" 199 }; 200 201 static const struct soc_enum da7219_dac_softmute_rate = 202 SOC_ENUM_SINGLE(DA7219_DAC_FILTERS5, DA7219_DAC_SOFTMUTE_RATE_SHIFT, 203 DA7219_DAC_SOFTMUTE_RATE_MAX, 204 da7219_dac_softmute_rate_txt); 205 206 static const char * const da7219_dac_ng_setup_time_txt[] = { 207 "256 Samples", "512 Samples", "1024 Samples", "2048 Samples" 208 }; 209 210 static const struct soc_enum da7219_dac_ng_setup_time = 211 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 212 DA7219_DAC_NG_SETUP_TIME_SHIFT, 213 DA7219_DAC_NG_SETUP_TIME_MAX, 214 da7219_dac_ng_setup_time_txt); 215 216 static const char * const da7219_dac_ng_rampup_txt[] = { 217 "0.22ms/dB", "0.0138ms/dB" 218 }; 219 220 static const struct soc_enum da7219_dac_ng_rampup_rate = 221 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 222 DA7219_DAC_NG_RAMPUP_RATE_SHIFT, 223 DA7219_DAC_NG_RAMP_RATE_MAX, 224 da7219_dac_ng_rampup_txt); 225 226 static const char * const da7219_dac_ng_rampdown_txt[] = { 227 "0.88ms/dB", "14.08ms/dB" 228 }; 229 230 static const struct soc_enum da7219_dac_ng_rampdown_rate = 231 SOC_ENUM_SINGLE(DA7219_DAC_NG_SETUP_TIME, 232 DA7219_DAC_NG_RAMPDN_RATE_SHIFT, 233 DA7219_DAC_NG_RAMP_RATE_MAX, 234 da7219_dac_ng_rampdown_txt); 235 236 237 static const char * const da7219_cp_track_mode_txt[] = { 238 "Largest Volume", "DAC Volume", "Signal Magnitude" 239 }; 240 241 static const unsigned int da7219_cp_track_mode_val[] = { 242 DA7219_CP_MCHANGE_LARGEST_VOL, DA7219_CP_MCHANGE_DAC_VOL, 243 DA7219_CP_MCHANGE_SIG_MAG 244 }; 245 246 static const struct soc_enum da7219_cp_track_mode = 247 SOC_VALUE_ENUM_SINGLE(DA7219_CP_CTRL, DA7219_CP_MCHANGE_SHIFT, 248 DA7219_CP_MCHANGE_REL_MASK, DA7219_CP_MCHANGE_MAX, 249 da7219_cp_track_mode_txt, 250 da7219_cp_track_mode_val); 251 252 253 /* 254 * Control Functions 255 */ 256 257 /* Locked Kcontrol calls */ 258 static int da7219_volsw_locked_get(struct snd_kcontrol *kcontrol, 259 struct snd_ctl_elem_value *ucontrol) 260 { 261 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 262 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 263 int ret; 264 265 mutex_lock(&da7219->ctrl_lock); 266 ret = snd_soc_get_volsw(kcontrol, ucontrol); 267 mutex_unlock(&da7219->ctrl_lock); 268 269 return ret; 270 } 271 272 static int da7219_volsw_locked_put(struct snd_kcontrol *kcontrol, 273 struct snd_ctl_elem_value *ucontrol) 274 { 275 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 276 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 277 int ret; 278 279 mutex_lock(&da7219->ctrl_lock); 280 ret = snd_soc_put_volsw(kcontrol, ucontrol); 281 mutex_unlock(&da7219->ctrl_lock); 282 283 return ret; 284 } 285 286 static int da7219_enum_locked_get(struct snd_kcontrol *kcontrol, 287 struct snd_ctl_elem_value *ucontrol) 288 { 289 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 290 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 291 int ret; 292 293 mutex_lock(&da7219->ctrl_lock); 294 ret = snd_soc_get_enum_double(kcontrol, ucontrol); 295 mutex_unlock(&da7219->ctrl_lock); 296 297 return ret; 298 } 299 300 static int da7219_enum_locked_put(struct snd_kcontrol *kcontrol, 301 struct snd_ctl_elem_value *ucontrol) 302 { 303 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 304 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 305 int ret; 306 307 mutex_lock(&da7219->ctrl_lock); 308 ret = snd_soc_put_enum_double(kcontrol, ucontrol); 309 mutex_unlock(&da7219->ctrl_lock); 310 311 return ret; 312 } 313 314 /* ALC */ 315 static void da7219_alc_calib(struct snd_soc_component *component) 316 { 317 u8 mic_ctrl, mixin_ctrl, adc_ctrl, calib_ctrl; 318 319 /* Save current state of mic control register */ 320 mic_ctrl = snd_soc_component_read32(component, DA7219_MIC_1_CTRL); 321 322 /* Save current state of input mixer control register */ 323 mixin_ctrl = snd_soc_component_read32(component, DA7219_MIXIN_L_CTRL); 324 325 /* Save current state of input ADC control register */ 326 adc_ctrl = snd_soc_component_read32(component, DA7219_ADC_L_CTRL); 327 328 /* Enable then Mute MIC PGAs */ 329 snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, DA7219_MIC_1_AMP_EN_MASK, 330 DA7219_MIC_1_AMP_EN_MASK); 331 snd_soc_component_update_bits(component, DA7219_MIC_1_CTRL, 332 DA7219_MIC_1_AMP_MUTE_EN_MASK, 333 DA7219_MIC_1_AMP_MUTE_EN_MASK); 334 335 /* Enable input mixers unmuted */ 336 snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, 337 DA7219_MIXIN_L_AMP_EN_MASK | 338 DA7219_MIXIN_L_AMP_MUTE_EN_MASK, 339 DA7219_MIXIN_L_AMP_EN_MASK); 340 341 /* Enable input filters unmuted */ 342 snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, 343 DA7219_ADC_L_MUTE_EN_MASK | DA7219_ADC_L_EN_MASK, 344 DA7219_ADC_L_EN_MASK); 345 346 /* Perform auto calibration */ 347 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, 348 DA7219_ALC_AUTO_CALIB_EN_MASK, 349 DA7219_ALC_AUTO_CALIB_EN_MASK); 350 do { 351 calib_ctrl = snd_soc_component_read32(component, DA7219_ALC_CTRL1); 352 } while (calib_ctrl & DA7219_ALC_AUTO_CALIB_EN_MASK); 353 354 /* If auto calibration fails, disable DC offset, hybrid ALC */ 355 if (calib_ctrl & DA7219_ALC_CALIB_OVERFLOW_MASK) { 356 dev_warn(component->dev, 357 "ALC auto calibration failed with overflow\n"); 358 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, 359 DA7219_ALC_OFFSET_EN_MASK | 360 DA7219_ALC_SYNC_MODE_MASK, 0); 361 } else { 362 /* Enable DC offset cancellation, hybrid mode */ 363 snd_soc_component_update_bits(component, DA7219_ALC_CTRL1, 364 DA7219_ALC_OFFSET_EN_MASK | 365 DA7219_ALC_SYNC_MODE_MASK, 366 DA7219_ALC_OFFSET_EN_MASK | 367 DA7219_ALC_SYNC_MODE_MASK); 368 } 369 370 /* Restore input filter control register to original state */ 371 snd_soc_component_write(component, DA7219_ADC_L_CTRL, adc_ctrl); 372 373 /* Restore input mixer control registers to original state */ 374 snd_soc_component_write(component, DA7219_MIXIN_L_CTRL, mixin_ctrl); 375 376 /* Restore MIC control registers to original states */ 377 snd_soc_component_write(component, DA7219_MIC_1_CTRL, mic_ctrl); 378 } 379 380 static int da7219_mixin_gain_put(struct snd_kcontrol *kcontrol, 381 struct snd_ctl_elem_value *ucontrol) 382 { 383 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 384 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 385 int ret; 386 387 ret = snd_soc_put_volsw(kcontrol, ucontrol); 388 389 /* 390 * If ALC in operation and value of control has been updated, 391 * make sure calibrated offsets are updated. 392 */ 393 if ((ret == 1) && (da7219->alc_en)) 394 da7219_alc_calib(component); 395 396 return ret; 397 } 398 399 static int da7219_alc_sw_put(struct snd_kcontrol *kcontrol, 400 struct snd_ctl_elem_value *ucontrol) 401 { 402 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 403 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 404 405 406 /* Force ALC offset calibration if enabling ALC */ 407 if ((ucontrol->value.integer.value[0]) && (!da7219->alc_en)) { 408 da7219_alc_calib(component); 409 da7219->alc_en = true; 410 } else { 411 da7219->alc_en = false; 412 } 413 414 return snd_soc_put_volsw(kcontrol, ucontrol); 415 } 416 417 /* ToneGen */ 418 static int da7219_tonegen_freq_get(struct snd_kcontrol *kcontrol, 419 struct snd_ctl_elem_value *ucontrol) 420 { 421 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 422 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 423 struct soc_mixer_control *mixer_ctrl = 424 (struct soc_mixer_control *) kcontrol->private_value; 425 unsigned int reg = mixer_ctrl->reg; 426 u16 val; 427 int ret; 428 429 mutex_lock(&da7219->ctrl_lock); 430 ret = regmap_raw_read(da7219->regmap, reg, &val, sizeof(val)); 431 mutex_unlock(&da7219->ctrl_lock); 432 433 if (ret) 434 return ret; 435 436 /* 437 * Frequency value spans two 8-bit registers, lower then upper byte. 438 * Therefore we need to convert to host endianness here. 439 */ 440 ucontrol->value.integer.value[0] = le16_to_cpu(val); 441 442 return 0; 443 } 444 445 static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol, 446 struct snd_ctl_elem_value *ucontrol) 447 { 448 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 449 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 450 struct soc_mixer_control *mixer_ctrl = 451 (struct soc_mixer_control *) kcontrol->private_value; 452 unsigned int reg = mixer_ctrl->reg; 453 u16 val; 454 int ret; 455 456 /* 457 * Frequency value spans two 8-bit registers, lower then upper byte. 458 * Therefore we need to convert to little endian here to align with 459 * HW registers. 460 */ 461 val = cpu_to_le16(ucontrol->value.integer.value[0]); 462 463 mutex_lock(&da7219->ctrl_lock); 464 ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val)); 465 mutex_unlock(&da7219->ctrl_lock); 466 467 return ret; 468 } 469 470 471 /* 472 * KControls 473 */ 474 475 static const struct snd_kcontrol_new da7219_snd_controls[] = { 476 /* Mics */ 477 SOC_SINGLE_TLV("Mic Volume", DA7219_MIC_1_GAIN, 478 DA7219_MIC_1_AMP_GAIN_SHIFT, DA7219_MIC_1_AMP_GAIN_MAX, 479 DA7219_NO_INVERT, da7219_mic_gain_tlv), 480 SOC_SINGLE("Mic Switch", DA7219_MIC_1_CTRL, 481 DA7219_MIC_1_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 482 DA7219_INVERT), 483 484 /* Mixer Input */ 485 SOC_SINGLE_EXT_TLV("Mixin Volume", DA7219_MIXIN_L_GAIN, 486 DA7219_MIXIN_L_AMP_GAIN_SHIFT, 487 DA7219_MIXIN_L_AMP_GAIN_MAX, DA7219_NO_INVERT, 488 snd_soc_get_volsw, da7219_mixin_gain_put, 489 da7219_mixin_gain_tlv), 490 SOC_SINGLE("Mixin Switch", DA7219_MIXIN_L_CTRL, 491 DA7219_MIXIN_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 492 DA7219_INVERT), 493 SOC_SINGLE("Mixin Gain Ramp Switch", DA7219_MIXIN_L_CTRL, 494 DA7219_MIXIN_L_AMP_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 495 DA7219_NO_INVERT), 496 SOC_SINGLE("Mixin ZC Gain Switch", DA7219_MIXIN_L_CTRL, 497 DA7219_MIXIN_L_AMP_ZC_EN_SHIFT, DA7219_SWITCH_EN_MAX, 498 DA7219_NO_INVERT), 499 500 /* ADC */ 501 SOC_SINGLE_TLV("Capture Digital Volume", DA7219_ADC_L_GAIN, 502 DA7219_ADC_L_DIGITAL_GAIN_SHIFT, 503 DA7219_ADC_L_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, 504 da7219_adc_dig_gain_tlv), 505 SOC_SINGLE("Capture Digital Switch", DA7219_ADC_L_CTRL, 506 DA7219_ADC_L_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 507 DA7219_INVERT), 508 SOC_SINGLE("Capture Digital Gain Ramp Switch", DA7219_ADC_L_CTRL, 509 DA7219_ADC_L_RAMP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 510 DA7219_NO_INVERT), 511 512 /* ALC */ 513 SOC_ENUM("ALC Attack Rate", da7219_alc_attack_rate), 514 SOC_ENUM("ALC Release Rate", da7219_alc_release_rate), 515 SOC_ENUM("ALC Hold Time", da7219_alc_hold_time), 516 SOC_ENUM("ALC Envelope Attack Rate", da7219_alc_env_attack_rate), 517 SOC_ENUM("ALC Envelope Release Rate", da7219_alc_env_release_rate), 518 SOC_SINGLE_TLV("ALC Noise Threshold", DA7219_ALC_NOISE, 519 DA7219_ALC_NOISE_SHIFT, DA7219_ALC_THRESHOLD_MAX, 520 DA7219_INVERT, da7219_alc_threshold_tlv), 521 SOC_SINGLE_TLV("ALC Min Threshold", DA7219_ALC_TARGET_MIN, 522 DA7219_ALC_THRESHOLD_MIN_SHIFT, DA7219_ALC_THRESHOLD_MAX, 523 DA7219_INVERT, da7219_alc_threshold_tlv), 524 SOC_SINGLE_TLV("ALC Max Threshold", DA7219_ALC_TARGET_MAX, 525 DA7219_ALC_THRESHOLD_MAX_SHIFT, DA7219_ALC_THRESHOLD_MAX, 526 DA7219_INVERT, da7219_alc_threshold_tlv), 527 SOC_SINGLE_TLV("ALC Max Attenuation", DA7219_ALC_GAIN_LIMITS, 528 DA7219_ALC_ATTEN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, 529 DA7219_NO_INVERT, da7219_alc_gain_tlv), 530 SOC_SINGLE_TLV("ALC Max Volume", DA7219_ALC_GAIN_LIMITS, 531 DA7219_ALC_GAIN_MAX_SHIFT, DA7219_ALC_ATTEN_GAIN_MAX, 532 DA7219_NO_INVERT, da7219_alc_gain_tlv), 533 SOC_SINGLE_RANGE_TLV("ALC Min Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, 534 DA7219_ALC_ANA_GAIN_MIN_SHIFT, 535 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, 536 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), 537 SOC_SINGLE_RANGE_TLV("ALC Max Analog Volume", DA7219_ALC_ANA_GAIN_LIMITS, 538 DA7219_ALC_ANA_GAIN_MAX_SHIFT, 539 DA7219_ALC_ANA_GAIN_MIN, DA7219_ALC_ANA_GAIN_MAX, 540 DA7219_NO_INVERT, da7219_alc_ana_gain_tlv), 541 SOC_ENUM("ALC Anticlip Step", da7219_alc_anticlip_step), 542 SOC_SINGLE("ALC Anticlip Switch", DA7219_ALC_ANTICLIP_CTRL, 543 DA7219_ALC_ANTIPCLIP_EN_SHIFT, DA7219_SWITCH_EN_MAX, 544 DA7219_NO_INVERT), 545 SOC_SINGLE_EXT("ALC Switch", DA7219_ALC_CTRL1, DA7219_ALC_EN_SHIFT, 546 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT, 547 snd_soc_get_volsw, da7219_alc_sw_put), 548 549 /* Input High-Pass Filters */ 550 SOC_ENUM("ADC HPF Mode", da7219_adc_hpf_mode), 551 SOC_ENUM("ADC HPF Corner Audio", da7219_adc_audio_hpf_corner), 552 SOC_ENUM("ADC HPF Corner Voice", da7219_adc_voice_hpf_corner), 553 554 /* Sidetone Filter */ 555 SOC_SINGLE_TLV("Sidetone Volume", DA7219_SIDETONE_GAIN, 556 DA7219_SIDETONE_GAIN_SHIFT, DA7219_SIDETONE_GAIN_MAX, 557 DA7219_NO_INVERT, da7219_sidetone_gain_tlv), 558 SOC_SINGLE("Sidetone Switch", DA7219_SIDETONE_CTRL, 559 DA7219_SIDETONE_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 560 DA7219_INVERT), 561 562 /* Tone Generator */ 563 SOC_SINGLE_EXT_TLV("ToneGen Volume", DA7219_TONE_GEN_CFG2, 564 DA7219_TONE_GEN_GAIN_SHIFT, DA7219_TONE_GEN_GAIN_MAX, 565 DA7219_NO_INVERT, da7219_volsw_locked_get, 566 da7219_volsw_locked_put, da7219_tonegen_gain_tlv), 567 SOC_ENUM_EXT("ToneGen DTMF Key", da7219_tonegen_dtmf_key, 568 da7219_enum_locked_get, da7219_enum_locked_put), 569 SOC_SINGLE_EXT("ToneGen DTMF Switch", DA7219_TONE_GEN_CFG1, 570 DA7219_DTMF_EN_SHIFT, DA7219_SWITCH_EN_MAX, 571 DA7219_NO_INVERT, da7219_volsw_locked_get, 572 da7219_volsw_locked_put), 573 SOC_ENUM_EXT("ToneGen Sinewave Gen Type", da7219_tonegen_swg_sel, 574 da7219_enum_locked_get, da7219_enum_locked_put), 575 SOC_SINGLE_EXT("ToneGen Sinewave1 Freq", DA7219_TONE_GEN_FREQ1_L, 576 DA7219_FREQ1_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, 577 da7219_tonegen_freq_get, da7219_tonegen_freq_put), 578 SOC_SINGLE_EXT("ToneGen Sinewave2 Freq", DA7219_TONE_GEN_FREQ2_L, 579 DA7219_FREQ2_L_SHIFT, DA7219_FREQ_MAX, DA7219_NO_INVERT, 580 da7219_tonegen_freq_get, da7219_tonegen_freq_put), 581 SOC_SINGLE_EXT("ToneGen On Time", DA7219_TONE_GEN_ON_PER, 582 DA7219_BEEP_ON_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, 583 DA7219_NO_INVERT, da7219_volsw_locked_get, 584 da7219_volsw_locked_put), 585 SOC_SINGLE("ToneGen Off Time", DA7219_TONE_GEN_OFF_PER, 586 DA7219_BEEP_OFF_PER_SHIFT, DA7219_BEEP_ON_OFF_MAX, 587 DA7219_NO_INVERT), 588 589 /* Gain ramping */ 590 SOC_ENUM("Gain Ramp Rate", da7219_gain_ramp_rate), 591 592 /* DAC High-Pass Filter */ 593 SOC_ENUM_EXT("DAC HPF Mode", da7219_dac_hpf_mode, 594 da7219_enum_locked_get, da7219_enum_locked_put), 595 SOC_ENUM("DAC HPF Corner Audio", da7219_dac_audio_hpf_corner), 596 SOC_ENUM("DAC HPF Corner Voice", da7219_dac_voice_hpf_corner), 597 598 /* DAC 5-Band Equaliser */ 599 SOC_SINGLE_TLV("DAC EQ Band1 Volume", DA7219_DAC_FILTERS2, 600 DA7219_DAC_EQ_BAND1_SHIFT, DA7219_DAC_EQ_BAND_MAX, 601 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 602 SOC_SINGLE_TLV("DAC EQ Band2 Volume", DA7219_DAC_FILTERS2, 603 DA7219_DAC_EQ_BAND2_SHIFT, DA7219_DAC_EQ_BAND_MAX, 604 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 605 SOC_SINGLE_TLV("DAC EQ Band3 Volume", DA7219_DAC_FILTERS3, 606 DA7219_DAC_EQ_BAND3_SHIFT, DA7219_DAC_EQ_BAND_MAX, 607 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 608 SOC_SINGLE_TLV("DAC EQ Band4 Volume", DA7219_DAC_FILTERS3, 609 DA7219_DAC_EQ_BAND4_SHIFT, DA7219_DAC_EQ_BAND_MAX, 610 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 611 SOC_SINGLE_TLV("DAC EQ Band5 Volume", DA7219_DAC_FILTERS4, 612 DA7219_DAC_EQ_BAND5_SHIFT, DA7219_DAC_EQ_BAND_MAX, 613 DA7219_NO_INVERT, da7219_dac_eq_band_tlv), 614 SOC_SINGLE_EXT("DAC EQ Switch", DA7219_DAC_FILTERS4, 615 DA7219_DAC_EQ_EN_SHIFT, DA7219_SWITCH_EN_MAX, 616 DA7219_NO_INVERT, da7219_volsw_locked_get, 617 da7219_volsw_locked_put), 618 619 /* DAC Softmute */ 620 SOC_ENUM("DAC Soft Mute Rate", da7219_dac_softmute_rate), 621 SOC_SINGLE_EXT("DAC Soft Mute Switch", DA7219_DAC_FILTERS5, 622 DA7219_DAC_SOFTMUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 623 DA7219_NO_INVERT, da7219_volsw_locked_get, 624 da7219_volsw_locked_put), 625 626 /* DAC Noise Gate */ 627 SOC_ENUM("DAC NG Setup Time", da7219_dac_ng_setup_time), 628 SOC_ENUM("DAC NG Rampup Rate", da7219_dac_ng_rampup_rate), 629 SOC_ENUM("DAC NG Rampdown Rate", da7219_dac_ng_rampdown_rate), 630 SOC_SINGLE_TLV("DAC NG Off Threshold", DA7219_DAC_NG_OFF_THRESH, 631 DA7219_DAC_NG_OFF_THRESHOLD_SHIFT, 632 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, 633 da7219_dac_ng_threshold_tlv), 634 SOC_SINGLE_TLV("DAC NG On Threshold", DA7219_DAC_NG_ON_THRESH, 635 DA7219_DAC_NG_ON_THRESHOLD_SHIFT, 636 DA7219_DAC_NG_THRESHOLD_MAX, DA7219_NO_INVERT, 637 da7219_dac_ng_threshold_tlv), 638 SOC_SINGLE("DAC NG Switch", DA7219_DAC_NG_CTRL, DA7219_DAC_NG_EN_SHIFT, 639 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 640 641 /* DACs */ 642 SOC_DOUBLE_R_EXT_TLV("Playback Digital Volume", DA7219_DAC_L_GAIN, 643 DA7219_DAC_R_GAIN, DA7219_DAC_L_DIGITAL_GAIN_SHIFT, 644 DA7219_DAC_DIGITAL_GAIN_MAX, DA7219_NO_INVERT, 645 da7219_volsw_locked_get, da7219_volsw_locked_put, 646 da7219_dac_dig_gain_tlv), 647 SOC_DOUBLE_R_EXT("Playback Digital Switch", DA7219_DAC_L_CTRL, 648 DA7219_DAC_R_CTRL, DA7219_DAC_L_MUTE_EN_SHIFT, 649 DA7219_SWITCH_EN_MAX, DA7219_INVERT, 650 da7219_volsw_locked_get, da7219_volsw_locked_put), 651 SOC_DOUBLE_R("Playback Digital Gain Ramp Switch", DA7219_DAC_L_CTRL, 652 DA7219_DAC_R_CTRL, DA7219_DAC_L_RAMP_EN_SHIFT, 653 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 654 655 /* CP */ 656 SOC_ENUM("Charge Pump Track Mode", da7219_cp_track_mode), 657 SOC_SINGLE("Charge Pump Threshold", DA7219_CP_VOL_THRESHOLD1, 658 DA7219_CP_THRESH_VDD2_SHIFT, DA7219_CP_THRESH_VDD2_MAX, 659 DA7219_NO_INVERT), 660 661 /* Headphones */ 662 SOC_DOUBLE_R_EXT_TLV("Headphone Volume", DA7219_HP_L_GAIN, 663 DA7219_HP_R_GAIN, DA7219_HP_L_AMP_GAIN_SHIFT, 664 DA7219_HP_AMP_GAIN_MAX, DA7219_NO_INVERT, 665 da7219_volsw_locked_get, da7219_volsw_locked_put, 666 da7219_hp_gain_tlv), 667 SOC_DOUBLE_R_EXT("Headphone Switch", DA7219_HP_L_CTRL, DA7219_HP_R_CTRL, 668 DA7219_HP_L_AMP_MUTE_EN_SHIFT, DA7219_SWITCH_EN_MAX, 669 DA7219_INVERT, da7219_volsw_locked_get, 670 da7219_volsw_locked_put), 671 SOC_DOUBLE_R("Headphone Gain Ramp Switch", DA7219_HP_L_CTRL, 672 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_RAMP_EN_SHIFT, 673 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 674 SOC_DOUBLE_R("Headphone ZC Gain Switch", DA7219_HP_L_CTRL, 675 DA7219_HP_R_CTRL, DA7219_HP_L_AMP_ZC_EN_SHIFT, 676 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 677 }; 678 679 680 /* 681 * DAPM Mux Controls 682 */ 683 684 static const char * const da7219_out_sel_txt[] = { 685 "ADC", "Tone Generator", "DAIL", "DAIR" 686 }; 687 688 static const struct soc_enum da7219_out_dail_sel = 689 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, 690 DA7219_DAI_L_SRC_SHIFT, 691 DA7219_OUT_SRC_MAX, 692 da7219_out_sel_txt); 693 694 static const struct snd_kcontrol_new da7219_out_dail_sel_mux = 695 SOC_DAPM_ENUM("Out DAIL Mux", da7219_out_dail_sel); 696 697 static const struct soc_enum da7219_out_dair_sel = 698 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAI, 699 DA7219_DAI_R_SRC_SHIFT, 700 DA7219_OUT_SRC_MAX, 701 da7219_out_sel_txt); 702 703 static const struct snd_kcontrol_new da7219_out_dair_sel_mux = 704 SOC_DAPM_ENUM("Out DAIR Mux", da7219_out_dair_sel); 705 706 static const struct soc_enum da7219_out_dacl_sel = 707 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, 708 DA7219_DAC_L_SRC_SHIFT, 709 DA7219_OUT_SRC_MAX, 710 da7219_out_sel_txt); 711 712 static const struct snd_kcontrol_new da7219_out_dacl_sel_mux = 713 SOC_DAPM_ENUM("Out DACL Mux", da7219_out_dacl_sel); 714 715 static const struct soc_enum da7219_out_dacr_sel = 716 SOC_ENUM_SINGLE(DA7219_DIG_ROUTING_DAC, 717 DA7219_DAC_R_SRC_SHIFT, 718 DA7219_OUT_SRC_MAX, 719 da7219_out_sel_txt); 720 721 static const struct snd_kcontrol_new da7219_out_dacr_sel_mux = 722 SOC_DAPM_ENUM("Out DACR Mux", da7219_out_dacr_sel); 723 724 725 /* 726 * DAPM Mixer Controls 727 */ 728 729 static const struct snd_kcontrol_new da7219_mixin_controls[] = { 730 SOC_DAPM_SINGLE("Mic Switch", DA7219_MIXIN_L_SELECT, 731 DA7219_MIXIN_L_MIX_SELECT_SHIFT, 732 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 733 }; 734 735 static const struct snd_kcontrol_new da7219_mixout_l_controls[] = { 736 SOC_DAPM_SINGLE("DACL Switch", DA7219_MIXOUT_L_SELECT, 737 DA7219_MIXOUT_L_MIX_SELECT_SHIFT, 738 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 739 }; 740 741 static const struct snd_kcontrol_new da7219_mixout_r_controls[] = { 742 SOC_DAPM_SINGLE("DACR Switch", DA7219_MIXOUT_R_SELECT, 743 DA7219_MIXOUT_R_MIX_SELECT_SHIFT, 744 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), 745 }; 746 747 #define DA7219_DMIX_ST_CTRLS(reg) \ 748 SOC_DAPM_SINGLE("Out FilterL Switch", reg, \ 749 DA7219_DMIX_ST_SRC_OUTFILT1L_SHIFT, \ 750 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ 751 SOC_DAPM_SINGLE("Out FilterR Switch", reg, \ 752 DA7219_DMIX_ST_SRC_OUTFILT1R_SHIFT, \ 753 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT), \ 754 SOC_DAPM_SINGLE("Sidetone Switch", reg, \ 755 DA7219_DMIX_ST_SRC_SIDETONE_SHIFT, \ 756 DA7219_SWITCH_EN_MAX, DA7219_NO_INVERT) \ 757 758 static const struct snd_kcontrol_new da7219_st_out_filtl_mix_controls[] = { 759 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1L), 760 }; 761 762 static const struct snd_kcontrol_new da7219_st_out_filtr_mix_controls[] = { 763 DA7219_DMIX_ST_CTRLS(DA7219_DROUTING_ST_OUTFILT_1R), 764 }; 765 766 767 /* 768 * DAPM Events 769 */ 770 771 static int da7219_dai_event(struct snd_soc_dapm_widget *w, 772 struct snd_kcontrol *kcontrol, int event) 773 { 774 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 775 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 776 u8 pll_ctrl, pll_status; 777 int i = 0, ret; 778 bool srm_lock = false; 779 780 switch (event) { 781 case SND_SOC_DAPM_PRE_PMU: 782 if (da7219->master) { 783 /* Enable DAI clks for master mode */ 784 if (da7219->dai_clks) { 785 ret = clk_prepare_enable(da7219->dai_clks); 786 if (ret) { 787 dev_err(component->dev, 788 "Failed to enable dai_clks\n"); 789 return ret; 790 } 791 } else { 792 snd_soc_component_update_bits(component, 793 DA7219_DAI_CLK_MODE, 794 DA7219_DAI_CLK_EN_MASK, 795 DA7219_DAI_CLK_EN_MASK); 796 } 797 } 798 799 /* PC synchronised to DAI */ 800 snd_soc_component_update_bits(component, DA7219_PC_COUNT, 801 DA7219_PC_FREERUN_MASK, 0); 802 803 /* Slave mode, if SRM not enabled no need for status checks */ 804 pll_ctrl = snd_soc_component_read32(component, DA7219_PLL_CTRL); 805 if ((pll_ctrl & DA7219_PLL_MODE_MASK) != DA7219_PLL_MODE_SRM) 806 return 0; 807 808 /* Check SRM has locked */ 809 do { 810 pll_status = snd_soc_component_read32(component, DA7219_PLL_SRM_STS); 811 if (pll_status & DA7219_PLL_SRM_STS_SRM_LOCK) { 812 srm_lock = true; 813 } else { 814 ++i; 815 msleep(50); 816 } 817 } while ((i < DA7219_SRM_CHECK_RETRIES) & (!srm_lock)); 818 819 if (!srm_lock) 820 dev_warn(component->dev, "SRM failed to lock\n"); 821 822 return 0; 823 case SND_SOC_DAPM_POST_PMD: 824 /* PC free-running */ 825 snd_soc_component_update_bits(component, DA7219_PC_COUNT, 826 DA7219_PC_FREERUN_MASK, 827 DA7219_PC_FREERUN_MASK); 828 829 /* Disable DAI clks if in master mode */ 830 if (da7219->master) { 831 if (da7219->dai_clks) 832 clk_disable_unprepare(da7219->dai_clks); 833 else 834 snd_soc_component_update_bits(component, 835 DA7219_DAI_CLK_MODE, 836 DA7219_DAI_CLK_EN_MASK, 837 0); 838 } 839 840 return 0; 841 default: 842 return -EINVAL; 843 } 844 } 845 846 static int da7219_settling_event(struct snd_soc_dapm_widget *w, 847 struct snd_kcontrol *kcontrol, int event) 848 { 849 switch (event) { 850 case SND_SOC_DAPM_POST_PMU: 851 case SND_SOC_DAPM_POST_PMD: 852 msleep(DA7219_SETTLING_DELAY); 853 break; 854 default: 855 break; 856 } 857 858 return 0; 859 } 860 861 static int da7219_mixout_event(struct snd_soc_dapm_widget *w, 862 struct snd_kcontrol *kcontrol, int event) 863 { 864 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 865 u8 hp_ctrl, min_gain_mask; 866 867 switch (w->reg) { 868 case DA7219_MIXOUT_L_CTRL: 869 hp_ctrl = DA7219_HP_L_CTRL; 870 min_gain_mask = DA7219_HP_L_AMP_MIN_GAIN_EN_MASK; 871 break; 872 case DA7219_MIXOUT_R_CTRL: 873 hp_ctrl = DA7219_HP_R_CTRL; 874 min_gain_mask = DA7219_HP_R_AMP_MIN_GAIN_EN_MASK; 875 break; 876 default: 877 return -EINVAL; 878 } 879 880 switch (event) { 881 case SND_SOC_DAPM_PRE_PMD: 882 /* Enable minimum gain on HP to avoid pops */ 883 snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask, 884 min_gain_mask); 885 886 msleep(DA7219_MIN_GAIN_DELAY); 887 888 break; 889 case SND_SOC_DAPM_POST_PMU: 890 /* Remove minimum gain on HP */ 891 snd_soc_component_update_bits(component, hp_ctrl, min_gain_mask, 0); 892 893 break; 894 } 895 896 return 0; 897 } 898 899 static int da7219_gain_ramp_event(struct snd_soc_dapm_widget *w, 900 struct snd_kcontrol *kcontrol, int event) 901 { 902 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 903 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 904 905 switch (event) { 906 case SND_SOC_DAPM_PRE_PMU: 907 case SND_SOC_DAPM_PRE_PMD: 908 /* Ensure nominal gain ramping for DAPM sequence */ 909 da7219->gain_ramp_ctrl = 910 snd_soc_component_read32(component, DA7219_GAIN_RAMP_CTRL); 911 snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, 912 DA7219_GAIN_RAMP_RATE_NOMINAL); 913 break; 914 case SND_SOC_DAPM_POST_PMU: 915 case SND_SOC_DAPM_POST_PMD: 916 /* Restore previous gain ramp settings */ 917 snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, 918 da7219->gain_ramp_ctrl); 919 break; 920 } 921 922 return 0; 923 } 924 925 926 /* 927 * DAPM Widgets 928 */ 929 930 static const struct snd_soc_dapm_widget da7219_dapm_widgets[] = { 931 /* Input Supplies */ 932 SND_SOC_DAPM_SUPPLY("Mic Bias", DA7219_MICBIAS_CTRL, 933 DA7219_MICBIAS1_EN_SHIFT, DA7219_NO_INVERT, 934 NULL, 0), 935 936 /* Inputs */ 937 SND_SOC_DAPM_INPUT("MIC"), 938 939 /* Input PGAs */ 940 SND_SOC_DAPM_PGA("Mic PGA", DA7219_MIC_1_CTRL, 941 DA7219_MIC_1_AMP_EN_SHIFT, DA7219_NO_INVERT, 942 NULL, 0), 943 SND_SOC_DAPM_PGA("Mixin PGA", DA7219_MIXIN_L_CTRL, 944 DA7219_MIXIN_L_AMP_EN_SHIFT, DA7219_NO_INVERT, 945 NULL, 0), 946 947 /* Input Filters */ 948 SND_SOC_DAPM_ADC("ADC", NULL, DA7219_ADC_L_CTRL, DA7219_ADC_L_EN_SHIFT, 949 DA7219_NO_INVERT), 950 951 /* Tone Generator */ 952 SND_SOC_DAPM_SIGGEN("TONE"), 953 SND_SOC_DAPM_PGA("Tone Generator", DA7219_TONE_GEN_CFG1, 954 DA7219_START_STOPN_SHIFT, DA7219_NO_INVERT, NULL, 0), 955 956 /* Sidetone Input */ 957 SND_SOC_DAPM_ADC("Sidetone Filter", NULL, DA7219_SIDETONE_CTRL, 958 DA7219_SIDETONE_EN_SHIFT, DA7219_NO_INVERT), 959 960 /* Input Mixer Supply */ 961 SND_SOC_DAPM_SUPPLY("Mixer In Supply", DA7219_MIXIN_L_CTRL, 962 DA7219_MIXIN_L_MIX_EN_SHIFT, DA7219_NO_INVERT, 963 NULL, 0), 964 965 /* Input Mixer */ 966 SND_SOC_DAPM_MIXER("Mixer In", SND_SOC_NOPM, 0, 0, 967 da7219_mixin_controls, 968 ARRAY_SIZE(da7219_mixin_controls)), 969 970 /* Input Muxes */ 971 SND_SOC_DAPM_MUX("Out DAIL Mux", SND_SOC_NOPM, 0, 0, 972 &da7219_out_dail_sel_mux), 973 SND_SOC_DAPM_MUX("Out DAIR Mux", SND_SOC_NOPM, 0, 0, 974 &da7219_out_dair_sel_mux), 975 976 /* DAI Supply */ 977 SND_SOC_DAPM_SUPPLY("DAI", DA7219_DAI_CTRL, DA7219_DAI_EN_SHIFT, 978 DA7219_NO_INVERT, da7219_dai_event, 979 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 980 981 /* DAI */ 982 SND_SOC_DAPM_AIF_OUT("DAIOUT", "Capture", 0, DA7219_DAI_TDM_CTRL, 983 DA7219_DAI_OE_SHIFT, DA7219_NO_INVERT), 984 SND_SOC_DAPM_AIF_IN("DAIIN", "Playback", 0, SND_SOC_NOPM, 0, 0), 985 986 /* Output Muxes */ 987 SND_SOC_DAPM_MUX("Out DACL Mux", SND_SOC_NOPM, 0, 0, 988 &da7219_out_dacl_sel_mux), 989 SND_SOC_DAPM_MUX("Out DACR Mux", SND_SOC_NOPM, 0, 0, 990 &da7219_out_dacr_sel_mux), 991 992 /* Output Mixers */ 993 SND_SOC_DAPM_MIXER("Mixer Out FilterL", SND_SOC_NOPM, 0, 0, 994 da7219_mixout_l_controls, 995 ARRAY_SIZE(da7219_mixout_l_controls)), 996 SND_SOC_DAPM_MIXER("Mixer Out FilterR", SND_SOC_NOPM, 0, 0, 997 da7219_mixout_r_controls, 998 ARRAY_SIZE(da7219_mixout_r_controls)), 999 1000 /* Sidetone Mixers */ 1001 SND_SOC_DAPM_MIXER("ST Mixer Out FilterL", SND_SOC_NOPM, 0, 0, 1002 da7219_st_out_filtl_mix_controls, 1003 ARRAY_SIZE(da7219_st_out_filtl_mix_controls)), 1004 SND_SOC_DAPM_MIXER("ST Mixer Out FilterR", SND_SOC_NOPM, 0, 1005 0, da7219_st_out_filtr_mix_controls, 1006 ARRAY_SIZE(da7219_st_out_filtr_mix_controls)), 1007 1008 /* DACs */ 1009 SND_SOC_DAPM_DAC_E("DACL", NULL, DA7219_DAC_L_CTRL, 1010 DA7219_DAC_L_EN_SHIFT, DA7219_NO_INVERT, 1011 da7219_settling_event, 1012 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1013 SND_SOC_DAPM_DAC_E("DACR", NULL, DA7219_DAC_R_CTRL, 1014 DA7219_DAC_R_EN_SHIFT, DA7219_NO_INVERT, 1015 da7219_settling_event, 1016 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1017 1018 /* Output PGAs */ 1019 SND_SOC_DAPM_PGA_E("Mixout Left PGA", DA7219_MIXOUT_L_CTRL, 1020 DA7219_MIXOUT_L_AMP_EN_SHIFT, DA7219_NO_INVERT, 1021 NULL, 0, da7219_mixout_event, 1022 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1023 SND_SOC_DAPM_PGA_E("Mixout Right PGA", DA7219_MIXOUT_R_CTRL, 1024 DA7219_MIXOUT_R_AMP_EN_SHIFT, DA7219_NO_INVERT, 1025 NULL, 0, da7219_mixout_event, 1026 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1027 SND_SOC_DAPM_SUPPLY_S("Headphone Left PGA", 1, DA7219_HP_L_CTRL, 1028 DA7219_HP_L_AMP_EN_SHIFT, DA7219_NO_INVERT, 1029 da7219_settling_event, 1030 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1031 SND_SOC_DAPM_SUPPLY_S("Headphone Right PGA", 1, DA7219_HP_R_CTRL, 1032 DA7219_HP_R_AMP_EN_SHIFT, DA7219_NO_INVERT, 1033 da7219_settling_event, 1034 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1035 1036 /* Output Supplies */ 1037 SND_SOC_DAPM_SUPPLY_S("Charge Pump", 0, DA7219_CP_CTRL, 1038 DA7219_CP_EN_SHIFT, DA7219_NO_INVERT, 1039 da7219_settling_event, 1040 SND_SOC_DAPM_POST_PMU), 1041 1042 /* Outputs */ 1043 SND_SOC_DAPM_OUTPUT("HPL"), 1044 SND_SOC_DAPM_OUTPUT("HPR"), 1045 1046 /* Pre/Post Power */ 1047 SND_SOC_DAPM_PRE("Pre Power Gain Ramp", da7219_gain_ramp_event), 1048 SND_SOC_DAPM_POST("Post Power Gain Ramp", da7219_gain_ramp_event), 1049 }; 1050 1051 1052 /* 1053 * DAPM Mux Routes 1054 */ 1055 1056 #define DA7219_OUT_DAI_MUX_ROUTES(name) \ 1057 {name, "ADC", "Mixer In"}, \ 1058 {name, "Tone Generator", "Tone Generator"}, \ 1059 {name, "DAIL", "DAIOUT"}, \ 1060 {name, "DAIR", "DAIOUT"} 1061 1062 #define DA7219_OUT_DAC_MUX_ROUTES(name) \ 1063 {name, "ADC", "Mixer In"}, \ 1064 {name, "Tone Generator", "Tone Generator"}, \ 1065 {name, "DAIL", "DAIIN"}, \ 1066 {name, "DAIR", "DAIIN"} 1067 1068 /* 1069 * DAPM Mixer Routes 1070 */ 1071 1072 #define DA7219_DMIX_ST_ROUTES(name) \ 1073 {name, "Out FilterL Switch", "Mixer Out FilterL"}, \ 1074 {name, "Out FilterR Switch", "Mixer Out FilterR"}, \ 1075 {name, "Sidetone Switch", "Sidetone Filter"} 1076 1077 1078 /* 1079 * DAPM audio route definition 1080 */ 1081 1082 static const struct snd_soc_dapm_route da7219_audio_map[] = { 1083 /* Input paths */ 1084 {"MIC", NULL, "Mic Bias"}, 1085 {"Mic PGA", NULL, "MIC"}, 1086 {"Mixin PGA", NULL, "Mic PGA"}, 1087 {"ADC", NULL, "Mixin PGA"}, 1088 1089 {"Mixer In", NULL, "Mixer In Supply"}, 1090 {"Mixer In", "Mic Switch", "ADC"}, 1091 1092 {"Sidetone Filter", NULL, "Mixer In"}, 1093 1094 {"Tone Generator", NULL, "TONE"}, 1095 1096 DA7219_OUT_DAI_MUX_ROUTES("Out DAIL Mux"), 1097 DA7219_OUT_DAI_MUX_ROUTES("Out DAIR Mux"), 1098 1099 {"DAIOUT", NULL, "Out DAIL Mux"}, 1100 {"DAIOUT", NULL, "Out DAIR Mux"}, 1101 {"DAIOUT", NULL, "DAI"}, 1102 1103 /* Output paths */ 1104 {"DAIIN", NULL, "DAI"}, 1105 1106 DA7219_OUT_DAC_MUX_ROUTES("Out DACL Mux"), 1107 DA7219_OUT_DAC_MUX_ROUTES("Out DACR Mux"), 1108 1109 {"Mixer Out FilterL", "DACL Switch", "Out DACL Mux"}, 1110 {"Mixer Out FilterR", "DACR Switch", "Out DACR Mux"}, 1111 1112 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterL"), 1113 DA7219_DMIX_ST_ROUTES("ST Mixer Out FilterR"), 1114 1115 {"DACL", NULL, "ST Mixer Out FilterL"}, 1116 {"DACR", NULL, "ST Mixer Out FilterR"}, 1117 1118 {"Mixout Left PGA", NULL, "DACL"}, 1119 {"Mixout Right PGA", NULL, "DACR"}, 1120 1121 {"HPL", NULL, "Mixout Left PGA"}, 1122 {"HPR", NULL, "Mixout Right PGA"}, 1123 1124 {"HPL", NULL, "Headphone Left PGA"}, 1125 {"HPR", NULL, "Headphone Right PGA"}, 1126 1127 {"HPL", NULL, "Charge Pump"}, 1128 {"HPR", NULL, "Charge Pump"}, 1129 }; 1130 1131 1132 /* 1133 * DAI operations 1134 */ 1135 1136 static int da7219_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1137 int clk_id, unsigned int freq, int dir) 1138 { 1139 struct snd_soc_component *component = codec_dai->component; 1140 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1141 int ret = 0; 1142 1143 if ((da7219->clk_src == clk_id) && (da7219->mclk_rate == freq)) 1144 return 0; 1145 1146 if ((freq < 2000000) || (freq > 54000000)) { 1147 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1148 freq); 1149 return -EINVAL; 1150 } 1151 1152 mutex_lock(&da7219->pll_lock); 1153 1154 switch (clk_id) { 1155 case DA7219_CLKSRC_MCLK_SQR: 1156 snd_soc_component_update_bits(component, DA7219_PLL_CTRL, 1157 DA7219_PLL_MCLK_SQR_EN_MASK, 1158 DA7219_PLL_MCLK_SQR_EN_MASK); 1159 break; 1160 case DA7219_CLKSRC_MCLK: 1161 snd_soc_component_update_bits(component, DA7219_PLL_CTRL, 1162 DA7219_PLL_MCLK_SQR_EN_MASK, 0); 1163 break; 1164 default: 1165 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1166 mutex_unlock(&da7219->pll_lock); 1167 return -EINVAL; 1168 } 1169 1170 da7219->clk_src = clk_id; 1171 1172 if (da7219->mclk) { 1173 freq = clk_round_rate(da7219->mclk, freq); 1174 ret = clk_set_rate(da7219->mclk, freq); 1175 if (ret) { 1176 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1177 freq); 1178 mutex_unlock(&da7219->pll_lock); 1179 return ret; 1180 } 1181 } 1182 1183 da7219->mclk_rate = freq; 1184 1185 mutex_unlock(&da7219->pll_lock); 1186 1187 return 0; 1188 } 1189 1190 int da7219_set_pll(struct snd_soc_component *component, int source, unsigned int fout) 1191 { 1192 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1193 1194 u8 pll_ctrl, indiv_bits, indiv; 1195 u8 pll_frac_top, pll_frac_bot, pll_integer; 1196 u32 freq_ref; 1197 u64 frac_div; 1198 1199 /* Verify 2MHz - 54MHz MCLK provided, and set input divider */ 1200 if (da7219->mclk_rate < 2000000) { 1201 dev_err(component->dev, "PLL input clock %d below valid range\n", 1202 da7219->mclk_rate); 1203 return -EINVAL; 1204 } else if (da7219->mclk_rate <= 4500000) { 1205 indiv_bits = DA7219_PLL_INDIV_2_TO_4_5_MHZ; 1206 indiv = DA7219_PLL_INDIV_2_TO_4_5_MHZ_VAL; 1207 } else if (da7219->mclk_rate <= 9000000) { 1208 indiv_bits = DA7219_PLL_INDIV_4_5_TO_9_MHZ; 1209 indiv = DA7219_PLL_INDIV_4_5_TO_9_MHZ_VAL; 1210 } else if (da7219->mclk_rate <= 18000000) { 1211 indiv_bits = DA7219_PLL_INDIV_9_TO_18_MHZ; 1212 indiv = DA7219_PLL_INDIV_9_TO_18_MHZ_VAL; 1213 } else if (da7219->mclk_rate <= 36000000) { 1214 indiv_bits = DA7219_PLL_INDIV_18_TO_36_MHZ; 1215 indiv = DA7219_PLL_INDIV_18_TO_36_MHZ_VAL; 1216 } else if (da7219->mclk_rate <= 54000000) { 1217 indiv_bits = DA7219_PLL_INDIV_36_TO_54_MHZ; 1218 indiv = DA7219_PLL_INDIV_36_TO_54_MHZ_VAL; 1219 } else { 1220 dev_err(component->dev, "PLL input clock %d above valid range\n", 1221 da7219->mclk_rate); 1222 return -EINVAL; 1223 } 1224 freq_ref = (da7219->mclk_rate / indiv); 1225 pll_ctrl = indiv_bits; 1226 1227 /* Configure PLL */ 1228 switch (source) { 1229 case DA7219_SYSCLK_MCLK: 1230 pll_ctrl |= DA7219_PLL_MODE_BYPASS; 1231 snd_soc_component_update_bits(component, DA7219_PLL_CTRL, 1232 DA7219_PLL_INDIV_MASK | 1233 DA7219_PLL_MODE_MASK, pll_ctrl); 1234 return 0; 1235 case DA7219_SYSCLK_PLL: 1236 pll_ctrl |= DA7219_PLL_MODE_NORMAL; 1237 break; 1238 case DA7219_SYSCLK_PLL_SRM: 1239 pll_ctrl |= DA7219_PLL_MODE_SRM; 1240 break; 1241 default: 1242 dev_err(component->dev, "Invalid PLL config\n"); 1243 return -EINVAL; 1244 } 1245 1246 /* Calculate dividers for PLL */ 1247 pll_integer = fout / freq_ref; 1248 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1249 do_div(frac_div, freq_ref); 1250 pll_frac_top = (frac_div >> DA7219_BYTE_SHIFT) & DA7219_BYTE_MASK; 1251 pll_frac_bot = (frac_div) & DA7219_BYTE_MASK; 1252 1253 /* Write PLL config & dividers */ 1254 snd_soc_component_write(component, DA7219_PLL_FRAC_TOP, pll_frac_top); 1255 snd_soc_component_write(component, DA7219_PLL_FRAC_BOT, pll_frac_bot); 1256 snd_soc_component_write(component, DA7219_PLL_INTEGER, pll_integer); 1257 snd_soc_component_update_bits(component, DA7219_PLL_CTRL, 1258 DA7219_PLL_INDIV_MASK | DA7219_PLL_MODE_MASK, 1259 pll_ctrl); 1260 1261 return 0; 1262 } 1263 1264 static int da7219_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1265 int source, unsigned int fref, unsigned int fout) 1266 { 1267 struct snd_soc_component *component = codec_dai->component; 1268 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1269 int ret; 1270 1271 mutex_lock(&da7219->pll_lock); 1272 ret = da7219_set_pll(component, source, fout); 1273 mutex_unlock(&da7219->pll_lock); 1274 1275 return ret; 1276 } 1277 1278 static int da7219_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1279 { 1280 struct snd_soc_component *component = codec_dai->component; 1281 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1282 u8 dai_clk_mode = 0, dai_ctrl = 0; 1283 1284 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1285 case SND_SOC_DAIFMT_CBM_CFM: 1286 da7219->master = true; 1287 break; 1288 case SND_SOC_DAIFMT_CBS_CFS: 1289 da7219->master = false; 1290 break; 1291 default: 1292 return -EINVAL; 1293 } 1294 1295 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1296 case SND_SOC_DAIFMT_I2S: 1297 case SND_SOC_DAIFMT_LEFT_J: 1298 case SND_SOC_DAIFMT_RIGHT_J: 1299 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1300 case SND_SOC_DAIFMT_NB_NF: 1301 break; 1302 case SND_SOC_DAIFMT_NB_IF: 1303 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; 1304 break; 1305 case SND_SOC_DAIFMT_IB_NF: 1306 dai_clk_mode |= DA7219_DAI_CLK_POL_INV; 1307 break; 1308 case SND_SOC_DAIFMT_IB_IF: 1309 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | 1310 DA7219_DAI_CLK_POL_INV; 1311 break; 1312 default: 1313 return -EINVAL; 1314 } 1315 break; 1316 case SND_SOC_DAIFMT_DSP_B: 1317 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1318 case SND_SOC_DAIFMT_NB_NF: 1319 dai_clk_mode |= DA7219_DAI_CLK_POL_INV; 1320 break; 1321 case SND_SOC_DAIFMT_NB_IF: 1322 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV | 1323 DA7219_DAI_CLK_POL_INV; 1324 break; 1325 case SND_SOC_DAIFMT_IB_NF: 1326 break; 1327 case SND_SOC_DAIFMT_IB_IF: 1328 dai_clk_mode |= DA7219_DAI_WCLK_POL_INV; 1329 break; 1330 default: 1331 return -EINVAL; 1332 } 1333 break; 1334 default: 1335 return -EINVAL; 1336 } 1337 1338 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1339 case SND_SOC_DAIFMT_I2S: 1340 dai_ctrl |= DA7219_DAI_FORMAT_I2S; 1341 break; 1342 case SND_SOC_DAIFMT_LEFT_J: 1343 dai_ctrl |= DA7219_DAI_FORMAT_LEFT_J; 1344 break; 1345 case SND_SOC_DAIFMT_RIGHT_J: 1346 dai_ctrl |= DA7219_DAI_FORMAT_RIGHT_J; 1347 break; 1348 case SND_SOC_DAIFMT_DSP_B: 1349 dai_ctrl |= DA7219_DAI_FORMAT_DSP; 1350 break; 1351 default: 1352 return -EINVAL; 1353 } 1354 1355 /* By default 64 BCLKs per WCLK is supported */ 1356 dai_clk_mode |= DA7219_DAI_BCLKS_PER_WCLK_64; 1357 1358 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, 1359 DA7219_DAI_BCLKS_PER_WCLK_MASK | 1360 DA7219_DAI_CLK_POL_MASK | DA7219_DAI_WCLK_POL_MASK, 1361 dai_clk_mode); 1362 snd_soc_component_update_bits(component, DA7219_DAI_CTRL, DA7219_DAI_FORMAT_MASK, 1363 dai_ctrl); 1364 1365 return 0; 1366 } 1367 1368 static int da7219_set_dai_tdm_slot(struct snd_soc_dai *dai, 1369 unsigned int tx_mask, unsigned int rx_mask, 1370 int slots, int slot_width) 1371 { 1372 struct snd_soc_component *component = dai->component; 1373 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1374 u8 dai_bclks_per_wclk; 1375 u16 offset; 1376 u32 frame_size; 1377 1378 /* No channels enabled so disable TDM, revert to 64-bit frames */ 1379 if (!tx_mask) { 1380 snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, 1381 DA7219_DAI_TDM_CH_EN_MASK | 1382 DA7219_DAI_TDM_MODE_EN_MASK, 0); 1383 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, 1384 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1385 DA7219_DAI_BCLKS_PER_WCLK_64); 1386 return 0; 1387 } 1388 1389 /* Check we have valid slots */ 1390 if (fls(tx_mask) > DA7219_DAI_TDM_MAX_SLOTS) { 1391 dev_err(component->dev, "Invalid number of slots, max = %d\n", 1392 DA7219_DAI_TDM_MAX_SLOTS); 1393 return -EINVAL; 1394 } 1395 1396 /* Check we have a valid offset given */ 1397 if (rx_mask > DA7219_DAI_OFFSET_MAX) { 1398 dev_err(component->dev, "Invalid slot offset, max = %d\n", 1399 DA7219_DAI_OFFSET_MAX); 1400 return -EINVAL; 1401 } 1402 1403 /* Calculate & validate frame size based on slot info provided. */ 1404 frame_size = slots * slot_width; 1405 switch (frame_size) { 1406 case 32: 1407 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_32; 1408 break; 1409 case 64: 1410 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_64; 1411 break; 1412 case 128: 1413 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_128; 1414 break; 1415 case 256: 1416 dai_bclks_per_wclk = DA7219_DAI_BCLKS_PER_WCLK_256; 1417 break; 1418 default: 1419 dev_err(component->dev, "Invalid frame size %d\n", frame_size); 1420 return -EINVAL; 1421 } 1422 1423 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, 1424 DA7219_DAI_BCLKS_PER_WCLK_MASK, 1425 dai_bclks_per_wclk); 1426 1427 offset = cpu_to_le16(rx_mask); 1428 regmap_bulk_write(da7219->regmap, DA7219_DAI_OFFSET_LOWER, 1429 &offset, sizeof(offset)); 1430 1431 snd_soc_component_update_bits(component, DA7219_DAI_TDM_CTRL, 1432 DA7219_DAI_TDM_CH_EN_MASK | 1433 DA7219_DAI_TDM_MODE_EN_MASK, 1434 (tx_mask << DA7219_DAI_TDM_CH_EN_SHIFT) | 1435 DA7219_DAI_TDM_MODE_EN_MASK); 1436 1437 return 0; 1438 } 1439 1440 static int da7219_hw_params(struct snd_pcm_substream *substream, 1441 struct snd_pcm_hw_params *params, 1442 struct snd_soc_dai *dai) 1443 { 1444 struct snd_soc_component *component = dai->component; 1445 u8 dai_ctrl = 0, fs; 1446 unsigned int channels; 1447 1448 switch (params_width(params)) { 1449 case 16: 1450 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S16_LE; 1451 break; 1452 case 20: 1453 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S20_LE; 1454 break; 1455 case 24: 1456 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S24_LE; 1457 break; 1458 case 32: 1459 dai_ctrl |= DA7219_DAI_WORD_LENGTH_S32_LE; 1460 break; 1461 default: 1462 return -EINVAL; 1463 } 1464 1465 channels = params_channels(params); 1466 if ((channels < 1) || (channels > DA7219_DAI_CH_NUM_MAX)) { 1467 dev_err(component->dev, 1468 "Invalid number of channels, only 1 to %d supported\n", 1469 DA7219_DAI_CH_NUM_MAX); 1470 return -EINVAL; 1471 } 1472 dai_ctrl |= channels << DA7219_DAI_CH_NUM_SHIFT; 1473 1474 switch (params_rate(params)) { 1475 case 8000: 1476 fs = DA7219_SR_8000; 1477 break; 1478 case 11025: 1479 fs = DA7219_SR_11025; 1480 break; 1481 case 12000: 1482 fs = DA7219_SR_12000; 1483 break; 1484 case 16000: 1485 fs = DA7219_SR_16000; 1486 break; 1487 case 22050: 1488 fs = DA7219_SR_22050; 1489 break; 1490 case 24000: 1491 fs = DA7219_SR_24000; 1492 break; 1493 case 32000: 1494 fs = DA7219_SR_32000; 1495 break; 1496 case 44100: 1497 fs = DA7219_SR_44100; 1498 break; 1499 case 48000: 1500 fs = DA7219_SR_48000; 1501 break; 1502 case 88200: 1503 fs = DA7219_SR_88200; 1504 break; 1505 case 96000: 1506 fs = DA7219_SR_96000; 1507 break; 1508 default: 1509 return -EINVAL; 1510 } 1511 1512 snd_soc_component_update_bits(component, DA7219_DAI_CTRL, 1513 DA7219_DAI_WORD_LENGTH_MASK | 1514 DA7219_DAI_CH_NUM_MASK, 1515 dai_ctrl); 1516 snd_soc_component_write(component, DA7219_SR, fs); 1517 1518 return 0; 1519 } 1520 1521 static const struct snd_soc_dai_ops da7219_dai_ops = { 1522 .hw_params = da7219_hw_params, 1523 .set_sysclk = da7219_set_dai_sysclk, 1524 .set_pll = da7219_set_dai_pll, 1525 .set_fmt = da7219_set_dai_fmt, 1526 .set_tdm_slot = da7219_set_dai_tdm_slot, 1527 }; 1528 1529 #define DA7219_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1530 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1531 1532 static struct snd_soc_dai_driver da7219_dai = { 1533 .name = "da7219-hifi", 1534 .playback = { 1535 .stream_name = "Playback", 1536 .channels_min = 1, 1537 .channels_max = DA7219_DAI_CH_NUM_MAX, 1538 .rates = SNDRV_PCM_RATE_8000_96000, 1539 .formats = DA7219_FORMATS, 1540 }, 1541 .capture = { 1542 .stream_name = "Capture", 1543 .channels_min = 1, 1544 .channels_max = DA7219_DAI_CH_NUM_MAX, 1545 .rates = SNDRV_PCM_RATE_8000_96000, 1546 .formats = DA7219_FORMATS, 1547 }, 1548 .ops = &da7219_dai_ops, 1549 .symmetric_rates = 1, 1550 .symmetric_channels = 1, 1551 .symmetric_samplebits = 1, 1552 }; 1553 1554 1555 /* 1556 * DT/ACPI 1557 */ 1558 1559 static const struct of_device_id da7219_of_match[] = { 1560 { .compatible = "dlg,da7219", }, 1561 { } 1562 }; 1563 MODULE_DEVICE_TABLE(of, da7219_of_match); 1564 1565 static const struct acpi_device_id da7219_acpi_match[] = { 1566 { .id = "DLGS7219", }, 1567 { } 1568 }; 1569 MODULE_DEVICE_TABLE(acpi, da7219_acpi_match); 1570 1571 static enum da7219_micbias_voltage 1572 da7219_fw_micbias_lvl(struct device *dev, u32 val) 1573 { 1574 switch (val) { 1575 case 1600: 1576 return DA7219_MICBIAS_1_6V; 1577 case 1800: 1578 return DA7219_MICBIAS_1_8V; 1579 case 2000: 1580 return DA7219_MICBIAS_2_0V; 1581 case 2200: 1582 return DA7219_MICBIAS_2_2V; 1583 case 2400: 1584 return DA7219_MICBIAS_2_4V; 1585 case 2600: 1586 return DA7219_MICBIAS_2_6V; 1587 default: 1588 dev_warn(dev, "Invalid micbias level"); 1589 return DA7219_MICBIAS_2_2V; 1590 } 1591 } 1592 1593 static enum da7219_mic_amp_in_sel 1594 da7219_fw_mic_amp_in_sel(struct device *dev, const char *str) 1595 { 1596 if (!strcmp(str, "diff")) { 1597 return DA7219_MIC_AMP_IN_SEL_DIFF; 1598 } else if (!strcmp(str, "se_p")) { 1599 return DA7219_MIC_AMP_IN_SEL_SE_P; 1600 } else if (!strcmp(str, "se_n")) { 1601 return DA7219_MIC_AMP_IN_SEL_SE_N; 1602 } else { 1603 dev_warn(dev, "Invalid mic input type selection"); 1604 return DA7219_MIC_AMP_IN_SEL_DIFF; 1605 } 1606 } 1607 1608 static struct da7219_pdata *da7219_fw_to_pdata(struct snd_soc_component *component) 1609 { 1610 struct device *dev = component->dev; 1611 struct da7219_pdata *pdata; 1612 const char *of_str; 1613 u32 of_val32; 1614 1615 pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); 1616 if (!pdata) 1617 return NULL; 1618 1619 pdata->wakeup_source = device_property_read_bool(dev, "wakeup-source"); 1620 1621 pdata->dai_clks_name = "da7219-dai-clks"; 1622 if (device_property_read_string(dev, "clock-output-names", 1623 &pdata->dai_clks_name)) 1624 dev_warn(dev, "Using default clk name: %s\n", 1625 pdata->dai_clks_name); 1626 1627 if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) >= 0) 1628 pdata->micbias_lvl = da7219_fw_micbias_lvl(dev, of_val32); 1629 else 1630 pdata->micbias_lvl = DA7219_MICBIAS_2_2V; 1631 1632 if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", &of_str)) 1633 pdata->mic_amp_in_sel = da7219_fw_mic_amp_in_sel(dev, of_str); 1634 else 1635 pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF; 1636 1637 return pdata; 1638 } 1639 1640 1641 /* 1642 * Codec driver functions 1643 */ 1644 1645 static int da7219_set_bias_level(struct snd_soc_component *component, 1646 enum snd_soc_bias_level level) 1647 { 1648 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1649 int ret; 1650 1651 switch (level) { 1652 case SND_SOC_BIAS_ON: 1653 break; 1654 case SND_SOC_BIAS_PREPARE: 1655 /* Enable MCLK for transition to ON state */ 1656 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) { 1657 if (da7219->mclk) { 1658 ret = clk_prepare_enable(da7219->mclk); 1659 if (ret) { 1660 dev_err(component->dev, 1661 "Failed to enable mclk\n"); 1662 return ret; 1663 } 1664 } 1665 } 1666 1667 break; 1668 case SND_SOC_BIAS_STANDBY: 1669 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) 1670 /* Master bias */ 1671 snd_soc_component_update_bits(component, DA7219_REFERENCES, 1672 DA7219_BIAS_EN_MASK, 1673 DA7219_BIAS_EN_MASK); 1674 1675 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) { 1676 /* Remove MCLK */ 1677 if (da7219->mclk) 1678 clk_disable_unprepare(da7219->mclk); 1679 } 1680 break; 1681 case SND_SOC_BIAS_OFF: 1682 /* Only disable master bias if we're not a wake-up source */ 1683 if (!da7219->wakeup_source) 1684 snd_soc_component_update_bits(component, DA7219_REFERENCES, 1685 DA7219_BIAS_EN_MASK, 0); 1686 1687 break; 1688 } 1689 1690 return 0; 1691 } 1692 1693 static const char *da7219_supply_names[DA7219_NUM_SUPPLIES] = { 1694 [DA7219_SUPPLY_VDD] = "VDD", 1695 [DA7219_SUPPLY_VDDMIC] = "VDDMIC", 1696 [DA7219_SUPPLY_VDDIO] = "VDDIO", 1697 }; 1698 1699 static int da7219_handle_supplies(struct snd_soc_component *component) 1700 { 1701 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1702 struct regulator *vddio; 1703 u8 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_2_5V_3_6V; 1704 int i, ret; 1705 1706 /* Get required supplies */ 1707 for (i = 0; i < DA7219_NUM_SUPPLIES; ++i) 1708 da7219->supplies[i].supply = da7219_supply_names[i]; 1709 1710 ret = devm_regulator_bulk_get(component->dev, DA7219_NUM_SUPPLIES, 1711 da7219->supplies); 1712 if (ret) { 1713 dev_err(component->dev, "Failed to get supplies"); 1714 return ret; 1715 } 1716 1717 /* Determine VDDIO voltage provided */ 1718 vddio = da7219->supplies[DA7219_SUPPLY_VDDIO].consumer; 1719 ret = regulator_get_voltage(vddio); 1720 if (ret < 1200000) 1721 dev_warn(component->dev, "Invalid VDDIO voltage\n"); 1722 else if (ret < 2800000) 1723 io_voltage_lvl = DA7219_IO_VOLTAGE_LEVEL_1_2V_2_8V; 1724 1725 /* Enable main supplies */ 1726 ret = regulator_bulk_enable(DA7219_NUM_SUPPLIES, da7219->supplies); 1727 if (ret) { 1728 dev_err(component->dev, "Failed to enable supplies"); 1729 return ret; 1730 } 1731 1732 /* Ensure device in active mode */ 1733 snd_soc_component_write(component, DA7219_SYSTEM_ACTIVE, DA7219_SYSTEM_ACTIVE_MASK); 1734 1735 /* Update IO voltage level range */ 1736 snd_soc_component_write(component, DA7219_IO_CTRL, io_voltage_lvl); 1737 1738 return 0; 1739 } 1740 1741 #ifdef CONFIG_COMMON_CLK 1742 static int da7219_dai_clks_prepare(struct clk_hw *hw) 1743 { 1744 struct da7219_priv *da7219 = 1745 container_of(hw, struct da7219_priv, dai_clks_hw); 1746 struct snd_soc_component *component = da7219->aad->component; 1747 1748 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, 1749 DA7219_DAI_CLK_EN_MASK, 1750 DA7219_DAI_CLK_EN_MASK); 1751 1752 return 0; 1753 } 1754 1755 static void da7219_dai_clks_unprepare(struct clk_hw *hw) 1756 { 1757 struct da7219_priv *da7219 = 1758 container_of(hw, struct da7219_priv, dai_clks_hw); 1759 struct snd_soc_component *component = da7219->aad->component; 1760 1761 snd_soc_component_update_bits(component, DA7219_DAI_CLK_MODE, 1762 DA7219_DAI_CLK_EN_MASK, 0); 1763 } 1764 1765 static int da7219_dai_clks_is_prepared(struct clk_hw *hw) 1766 { 1767 struct da7219_priv *da7219 = 1768 container_of(hw, struct da7219_priv, dai_clks_hw); 1769 struct snd_soc_component *component = da7219->aad->component; 1770 u8 clk_reg; 1771 1772 clk_reg = snd_soc_component_read32(component, DA7219_DAI_CLK_MODE); 1773 1774 return !!(clk_reg & DA7219_DAI_CLK_EN_MASK); 1775 } 1776 1777 static const struct clk_ops da7219_dai_clks_ops = { 1778 .prepare = da7219_dai_clks_prepare, 1779 .unprepare = da7219_dai_clks_unprepare, 1780 .is_prepared = da7219_dai_clks_is_prepared, 1781 }; 1782 1783 static void da7219_register_dai_clks(struct snd_soc_component *component) 1784 { 1785 struct device *dev = component->dev; 1786 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1787 struct da7219_pdata *pdata = da7219->pdata; 1788 struct clk_init_data init = {}; 1789 struct clk *dai_clks; 1790 struct clk_lookup *dai_clks_lookup; 1791 1792 init.parent_names = NULL; 1793 init.num_parents = 0; 1794 init.name = pdata->dai_clks_name; 1795 init.ops = &da7219_dai_clks_ops; 1796 da7219->dai_clks_hw.init = &init; 1797 1798 dai_clks = devm_clk_register(dev, &da7219->dai_clks_hw); 1799 if (IS_ERR(dai_clks)) { 1800 dev_warn(dev, "Failed to register DAI clocks: %ld\n", 1801 PTR_ERR(dai_clks)); 1802 return; 1803 } 1804 da7219->dai_clks = dai_clks; 1805 1806 /* If we're using DT, then register as provider accordingly */ 1807 if (dev->of_node) { 1808 devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, 1809 &da7219->dai_clks_hw); 1810 } else { 1811 dai_clks_lookup = clkdev_create(dai_clks, pdata->dai_clks_name, 1812 "%s", dev_name(dev)); 1813 if (!dai_clks_lookup) 1814 dev_warn(dev, "Failed to create DAI clkdev"); 1815 else 1816 da7219->dai_clks_lookup = dai_clks_lookup; 1817 } 1818 } 1819 #else 1820 static inline void da7219_register_dai_clks(struct snd_soc_component *component) {} 1821 #endif /* CONFIG_COMMON_CLK */ 1822 1823 static void da7219_handle_pdata(struct snd_soc_component *component) 1824 { 1825 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1826 struct da7219_pdata *pdata = da7219->pdata; 1827 1828 if (pdata) { 1829 u8 micbias_lvl = 0; 1830 1831 da7219->wakeup_source = pdata->wakeup_source; 1832 1833 da7219_register_dai_clks(component); 1834 1835 /* Mic Bias voltages */ 1836 switch (pdata->micbias_lvl) { 1837 case DA7219_MICBIAS_1_6V: 1838 case DA7219_MICBIAS_1_8V: 1839 case DA7219_MICBIAS_2_0V: 1840 case DA7219_MICBIAS_2_2V: 1841 case DA7219_MICBIAS_2_4V: 1842 case DA7219_MICBIAS_2_6V: 1843 micbias_lvl |= (pdata->micbias_lvl << 1844 DA7219_MICBIAS1_LEVEL_SHIFT); 1845 break; 1846 } 1847 1848 snd_soc_component_write(component, DA7219_MICBIAS_CTRL, micbias_lvl); 1849 1850 /* Mic */ 1851 switch (pdata->mic_amp_in_sel) { 1852 case DA7219_MIC_AMP_IN_SEL_DIFF: 1853 case DA7219_MIC_AMP_IN_SEL_SE_P: 1854 case DA7219_MIC_AMP_IN_SEL_SE_N: 1855 snd_soc_component_write(component, DA7219_MIC_1_SELECT, 1856 pdata->mic_amp_in_sel); 1857 break; 1858 } 1859 } 1860 } 1861 1862 static struct reg_sequence da7219_rev_aa_patch[] = { 1863 { DA7219_REFERENCES, 0x08 }, 1864 }; 1865 1866 static int da7219_probe(struct snd_soc_component *component) 1867 { 1868 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1869 unsigned int rev; 1870 int ret; 1871 1872 mutex_init(&da7219->ctrl_lock); 1873 mutex_init(&da7219->pll_lock); 1874 1875 /* Regulator configuration */ 1876 ret = da7219_handle_supplies(component); 1877 if (ret) 1878 return ret; 1879 1880 ret = regmap_read(da7219->regmap, DA7219_CHIP_REVISION, &rev); 1881 if (ret) { 1882 dev_err(component->dev, "Failed to read chip revision: %d\n", ret); 1883 goto err_disable_reg; 1884 } 1885 1886 switch (rev & DA7219_CHIP_MINOR_MASK) { 1887 case 0: 1888 ret = regmap_register_patch(da7219->regmap, da7219_rev_aa_patch, 1889 ARRAY_SIZE(da7219_rev_aa_patch)); 1890 if (ret) { 1891 dev_err(component->dev, "Failed to register AA patch: %d\n", 1892 ret); 1893 goto err_disable_reg; 1894 } 1895 break; 1896 default: 1897 break; 1898 } 1899 1900 /* Handle DT/ACPI/Platform data */ 1901 da7219->pdata = dev_get_platdata(component->dev); 1902 if (!da7219->pdata) 1903 da7219->pdata = da7219_fw_to_pdata(component); 1904 1905 da7219_handle_pdata(component); 1906 1907 /* Check if MCLK provided */ 1908 da7219->mclk = devm_clk_get(component->dev, "mclk"); 1909 if (IS_ERR(da7219->mclk)) { 1910 if (PTR_ERR(da7219->mclk) != -ENOENT) { 1911 ret = PTR_ERR(da7219->mclk); 1912 goto err_disable_reg; 1913 } else { 1914 da7219->mclk = NULL; 1915 } 1916 } 1917 1918 /* Default PC counter to free-running */ 1919 snd_soc_component_update_bits(component, DA7219_PC_COUNT, DA7219_PC_FREERUN_MASK, 1920 DA7219_PC_FREERUN_MASK); 1921 1922 /* Default gain ramping */ 1923 snd_soc_component_update_bits(component, DA7219_MIXIN_L_CTRL, 1924 DA7219_MIXIN_L_AMP_RAMP_EN_MASK, 1925 DA7219_MIXIN_L_AMP_RAMP_EN_MASK); 1926 snd_soc_component_update_bits(component, DA7219_ADC_L_CTRL, DA7219_ADC_L_RAMP_EN_MASK, 1927 DA7219_ADC_L_RAMP_EN_MASK); 1928 snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, DA7219_DAC_L_RAMP_EN_MASK, 1929 DA7219_DAC_L_RAMP_EN_MASK); 1930 snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, DA7219_DAC_R_RAMP_EN_MASK, 1931 DA7219_DAC_R_RAMP_EN_MASK); 1932 snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, 1933 DA7219_HP_L_AMP_RAMP_EN_MASK, 1934 DA7219_HP_L_AMP_RAMP_EN_MASK); 1935 snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, 1936 DA7219_HP_R_AMP_RAMP_EN_MASK, 1937 DA7219_HP_R_AMP_RAMP_EN_MASK); 1938 1939 /* Default minimum gain on HP to avoid pops during DAPM sequencing */ 1940 snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, 1941 DA7219_HP_L_AMP_MIN_GAIN_EN_MASK, 1942 DA7219_HP_L_AMP_MIN_GAIN_EN_MASK); 1943 snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, 1944 DA7219_HP_R_AMP_MIN_GAIN_EN_MASK, 1945 DA7219_HP_R_AMP_MIN_GAIN_EN_MASK); 1946 1947 /* Default infinite tone gen, start/stop by Kcontrol */ 1948 snd_soc_component_write(component, DA7219_TONE_GEN_CYCLES, DA7219_BEEP_CYCLES_MASK); 1949 1950 /* Initialise AAD block */ 1951 ret = da7219_aad_init(component); 1952 if (ret) 1953 goto err_disable_reg; 1954 1955 return 0; 1956 1957 err_disable_reg: 1958 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); 1959 1960 return ret; 1961 } 1962 1963 static void da7219_remove(struct snd_soc_component *component) 1964 { 1965 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1966 1967 da7219_aad_exit(component); 1968 1969 #ifdef CONFIG_COMMON_CLK 1970 if (da7219->dai_clks_lookup) 1971 clkdev_drop(da7219->dai_clks_lookup); 1972 #endif 1973 1974 /* Supplies */ 1975 regulator_bulk_disable(DA7219_NUM_SUPPLIES, da7219->supplies); 1976 } 1977 1978 #ifdef CONFIG_PM 1979 static int da7219_suspend(struct snd_soc_component *component) 1980 { 1981 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1982 1983 /* Suspend AAD if we're not a wake-up source */ 1984 if (!da7219->wakeup_source) 1985 da7219_aad_suspend(component); 1986 1987 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF); 1988 1989 return 0; 1990 } 1991 1992 static int da7219_resume(struct snd_soc_component *component) 1993 { 1994 struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); 1995 1996 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_STANDBY); 1997 1998 /* Resume AAD if previously suspended */ 1999 if (!da7219->wakeup_source) 2000 da7219_aad_resume(component); 2001 2002 return 0; 2003 } 2004 #else 2005 #define da7219_suspend NULL 2006 #define da7219_resume NULL 2007 #endif 2008 2009 static const struct snd_soc_component_driver soc_component_dev_da7219 = { 2010 .probe = da7219_probe, 2011 .remove = da7219_remove, 2012 .suspend = da7219_suspend, 2013 .resume = da7219_resume, 2014 .set_bias_level = da7219_set_bias_level, 2015 .controls = da7219_snd_controls, 2016 .num_controls = ARRAY_SIZE(da7219_snd_controls), 2017 .dapm_widgets = da7219_dapm_widgets, 2018 .num_dapm_widgets = ARRAY_SIZE(da7219_dapm_widgets), 2019 .dapm_routes = da7219_audio_map, 2020 .num_dapm_routes = ARRAY_SIZE(da7219_audio_map), 2021 .idle_bias_on = 1, 2022 .use_pmdown_time = 1, 2023 .endianness = 1, 2024 .non_legacy_dai_naming = 1, 2025 }; 2026 2027 2028 /* 2029 * Regmap configs 2030 */ 2031 2032 static struct reg_default da7219_reg_defaults[] = { 2033 { DA7219_MIC_1_SELECT, 0x00 }, 2034 { DA7219_CIF_TIMEOUT_CTRL, 0x01 }, 2035 { DA7219_SR_24_48, 0x00 }, 2036 { DA7219_SR, 0x0A }, 2037 { DA7219_CIF_I2C_ADDR_CFG, 0x02 }, 2038 { DA7219_PLL_CTRL, 0x10 }, 2039 { DA7219_PLL_FRAC_TOP, 0x00 }, 2040 { DA7219_PLL_FRAC_BOT, 0x00 }, 2041 { DA7219_PLL_INTEGER, 0x20 }, 2042 { DA7219_DIG_ROUTING_DAI, 0x10 }, 2043 { DA7219_DAI_CLK_MODE, 0x01 }, 2044 { DA7219_DAI_CTRL, 0x28 }, 2045 { DA7219_DAI_TDM_CTRL, 0x40 }, 2046 { DA7219_DIG_ROUTING_DAC, 0x32 }, 2047 { DA7219_DAI_OFFSET_LOWER, 0x00 }, 2048 { DA7219_DAI_OFFSET_UPPER, 0x00 }, 2049 { DA7219_REFERENCES, 0x08 }, 2050 { DA7219_MIXIN_L_SELECT, 0x00 }, 2051 { DA7219_MIXIN_L_GAIN, 0x03 }, 2052 { DA7219_ADC_L_GAIN, 0x6F }, 2053 { DA7219_ADC_FILTERS1, 0x80 }, 2054 { DA7219_MIC_1_GAIN, 0x01 }, 2055 { DA7219_SIDETONE_CTRL, 0x40 }, 2056 { DA7219_SIDETONE_GAIN, 0x0E }, 2057 { DA7219_DROUTING_ST_OUTFILT_1L, 0x01 }, 2058 { DA7219_DROUTING_ST_OUTFILT_1R, 0x02 }, 2059 { DA7219_DAC_FILTERS5, 0x00 }, 2060 { DA7219_DAC_FILTERS2, 0x88 }, 2061 { DA7219_DAC_FILTERS3, 0x88 }, 2062 { DA7219_DAC_FILTERS4, 0x08 }, 2063 { DA7219_DAC_FILTERS1, 0x80 }, 2064 { DA7219_DAC_L_GAIN, 0x6F }, 2065 { DA7219_DAC_R_GAIN, 0x6F }, 2066 { DA7219_CP_CTRL, 0x20 }, 2067 { DA7219_HP_L_GAIN, 0x39 }, 2068 { DA7219_HP_R_GAIN, 0x39 }, 2069 { DA7219_MIXOUT_L_SELECT, 0x00 }, 2070 { DA7219_MIXOUT_R_SELECT, 0x00 }, 2071 { DA7219_MICBIAS_CTRL, 0x03 }, 2072 { DA7219_MIC_1_CTRL, 0x40 }, 2073 { DA7219_MIXIN_L_CTRL, 0x40 }, 2074 { DA7219_ADC_L_CTRL, 0x40 }, 2075 { DA7219_DAC_L_CTRL, 0x40 }, 2076 { DA7219_DAC_R_CTRL, 0x40 }, 2077 { DA7219_HP_L_CTRL, 0x40 }, 2078 { DA7219_HP_R_CTRL, 0x40 }, 2079 { DA7219_MIXOUT_L_CTRL, 0x10 }, 2080 { DA7219_MIXOUT_R_CTRL, 0x10 }, 2081 { DA7219_CHIP_ID1, 0x23 }, 2082 { DA7219_CHIP_ID2, 0x93 }, 2083 { DA7219_IO_CTRL, 0x00 }, 2084 { DA7219_GAIN_RAMP_CTRL, 0x00 }, 2085 { DA7219_PC_COUNT, 0x02 }, 2086 { DA7219_CP_VOL_THRESHOLD1, 0x0E }, 2087 { DA7219_DIG_CTRL, 0x00 }, 2088 { DA7219_ALC_CTRL2, 0x00 }, 2089 { DA7219_ALC_CTRL3, 0x00 }, 2090 { DA7219_ALC_NOISE, 0x3F }, 2091 { DA7219_ALC_TARGET_MIN, 0x3F }, 2092 { DA7219_ALC_TARGET_MAX, 0x00 }, 2093 { DA7219_ALC_GAIN_LIMITS, 0xFF }, 2094 { DA7219_ALC_ANA_GAIN_LIMITS, 0x71 }, 2095 { DA7219_ALC_ANTICLIP_CTRL, 0x00 }, 2096 { DA7219_ALC_ANTICLIP_LEVEL, 0x00 }, 2097 { DA7219_DAC_NG_SETUP_TIME, 0x00 }, 2098 { DA7219_DAC_NG_OFF_THRESH, 0x00 }, 2099 { DA7219_DAC_NG_ON_THRESH, 0x00 }, 2100 { DA7219_DAC_NG_CTRL, 0x00 }, 2101 { DA7219_TONE_GEN_CFG1, 0x00 }, 2102 { DA7219_TONE_GEN_CFG2, 0x00 }, 2103 { DA7219_TONE_GEN_CYCLES, 0x00 }, 2104 { DA7219_TONE_GEN_FREQ1_L, 0x55 }, 2105 { DA7219_TONE_GEN_FREQ1_U, 0x15 }, 2106 { DA7219_TONE_GEN_FREQ2_L, 0x00 }, 2107 { DA7219_TONE_GEN_FREQ2_U, 0x40 }, 2108 { DA7219_TONE_GEN_ON_PER, 0x02 }, 2109 { DA7219_TONE_GEN_OFF_PER, 0x01 }, 2110 { DA7219_ACCDET_IRQ_MASK_A, 0x00 }, 2111 { DA7219_ACCDET_IRQ_MASK_B, 0x00 }, 2112 { DA7219_ACCDET_CONFIG_1, 0xD6 }, 2113 { DA7219_ACCDET_CONFIG_2, 0x34 }, 2114 { DA7219_ACCDET_CONFIG_3, 0x0A }, 2115 { DA7219_ACCDET_CONFIG_4, 0x16 }, 2116 { DA7219_ACCDET_CONFIG_5, 0x21 }, 2117 { DA7219_ACCDET_CONFIG_6, 0x3E }, 2118 { DA7219_ACCDET_CONFIG_7, 0x01 }, 2119 { DA7219_SYSTEM_ACTIVE, 0x00 }, 2120 }; 2121 2122 static bool da7219_volatile_register(struct device *dev, unsigned int reg) 2123 { 2124 switch (reg) { 2125 case DA7219_MIC_1_GAIN_STATUS: 2126 case DA7219_MIXIN_L_GAIN_STATUS: 2127 case DA7219_ADC_L_GAIN_STATUS: 2128 case DA7219_DAC_L_GAIN_STATUS: 2129 case DA7219_DAC_R_GAIN_STATUS: 2130 case DA7219_HP_L_GAIN_STATUS: 2131 case DA7219_HP_R_GAIN_STATUS: 2132 case DA7219_CIF_CTRL: 2133 case DA7219_PLL_SRM_STS: 2134 case DA7219_ALC_CTRL1: 2135 case DA7219_SYSTEM_MODES_INPUT: 2136 case DA7219_SYSTEM_MODES_OUTPUT: 2137 case DA7219_ALC_OFFSET_AUTO_M_L: 2138 case DA7219_ALC_OFFSET_AUTO_U_L: 2139 case DA7219_TONE_GEN_CFG1: 2140 case DA7219_ACCDET_STATUS_A: 2141 case DA7219_ACCDET_STATUS_B: 2142 case DA7219_ACCDET_IRQ_EVENT_A: 2143 case DA7219_ACCDET_IRQ_EVENT_B: 2144 case DA7219_ACCDET_CONFIG_8: 2145 case DA7219_SYSTEM_STATUS: 2146 return 1; 2147 default: 2148 return 0; 2149 } 2150 } 2151 2152 static const struct regmap_config da7219_regmap_config = { 2153 .reg_bits = 8, 2154 .val_bits = 8, 2155 2156 .max_register = DA7219_SYSTEM_ACTIVE, 2157 .reg_defaults = da7219_reg_defaults, 2158 .num_reg_defaults = ARRAY_SIZE(da7219_reg_defaults), 2159 .volatile_reg = da7219_volatile_register, 2160 .cache_type = REGCACHE_RBTREE, 2161 }; 2162 2163 2164 /* 2165 * I2C layer 2166 */ 2167 2168 static int da7219_i2c_probe(struct i2c_client *i2c, 2169 const struct i2c_device_id *id) 2170 { 2171 struct da7219_priv *da7219; 2172 unsigned int system_active, system_status; 2173 int i, ret; 2174 2175 da7219 = devm_kzalloc(&i2c->dev, sizeof(struct da7219_priv), 2176 GFP_KERNEL); 2177 if (!da7219) 2178 return -ENOMEM; 2179 2180 i2c_set_clientdata(i2c, da7219); 2181 2182 da7219->regmap = devm_regmap_init_i2c(i2c, &da7219_regmap_config); 2183 if (IS_ERR(da7219->regmap)) { 2184 ret = PTR_ERR(da7219->regmap); 2185 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 2186 return ret; 2187 } 2188 2189 regcache_cache_bypass(da7219->regmap, true); 2190 2191 /* Disable audio paths if still active from previous start */ 2192 regmap_read(da7219->regmap, DA7219_SYSTEM_ACTIVE, &system_active); 2193 if (system_active) { 2194 regmap_write(da7219->regmap, DA7219_GAIN_RAMP_CTRL, 2195 DA7219_GAIN_RAMP_RATE_NOMINAL); 2196 regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_INPUT, 0x00); 2197 regmap_write(da7219->regmap, DA7219_SYSTEM_MODES_OUTPUT, 0x01); 2198 2199 for (i = 0; i < DA7219_SYS_STAT_CHECK_RETRIES; ++i) { 2200 regmap_read(da7219->regmap, DA7219_SYSTEM_STATUS, 2201 &system_status); 2202 if (!system_status) 2203 break; 2204 2205 msleep(DA7219_SYS_STAT_CHECK_DELAY); 2206 } 2207 } 2208 2209 /* Soft reset component */ 2210 regmap_write_bits(da7219->regmap, DA7219_ACCDET_CONFIG_1, 2211 DA7219_ACCDET_EN_MASK, 0); 2212 regmap_write_bits(da7219->regmap, DA7219_CIF_CTRL, 2213 DA7219_CIF_REG_SOFT_RESET_MASK, 2214 DA7219_CIF_REG_SOFT_RESET_MASK); 2215 regmap_write_bits(da7219->regmap, DA7219_SYSTEM_ACTIVE, 2216 DA7219_SYSTEM_ACTIVE_MASK, 0); 2217 2218 regcache_cache_bypass(da7219->regmap, false); 2219 2220 ret = devm_snd_soc_register_component(&i2c->dev, 2221 &soc_component_dev_da7219, 2222 &da7219_dai, 1); 2223 if (ret < 0) { 2224 dev_err(&i2c->dev, "Failed to register da7219 component: %d\n", 2225 ret); 2226 } 2227 return ret; 2228 } 2229 2230 static int da7219_i2c_remove(struct i2c_client *client) 2231 { 2232 return 0; 2233 } 2234 2235 static const struct i2c_device_id da7219_i2c_id[] = { 2236 { "da7219", }, 2237 { } 2238 }; 2239 MODULE_DEVICE_TABLE(i2c, da7219_i2c_id); 2240 2241 static struct i2c_driver da7219_i2c_driver = { 2242 .driver = { 2243 .name = "da7219", 2244 .of_match_table = of_match_ptr(da7219_of_match), 2245 .acpi_match_table = ACPI_PTR(da7219_acpi_match), 2246 }, 2247 .probe = da7219_i2c_probe, 2248 .remove = da7219_i2c_remove, 2249 .id_table = da7219_i2c_id, 2250 }; 2251 2252 module_i2c_driver(da7219_i2c_driver); 2253 2254 MODULE_DESCRIPTION("ASoC DA7219 Codec Driver"); 2255 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 2256 MODULE_LICENSE("GPL"); 2257