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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 | // SPDX-License-Identifier: GPL-2.0-only /* * TDA7419 audio processor driver * * Copyright 2018 Konsulko Group * * Author: Matt Porter <mporter@konsulko.com> */ #include <linux/i2c.h> #include <linux/init.h> #include <linux/module.h> #include <linux/regmap.h> #include <sound/core.h> #include <sound/control.h> #include <sound/soc.h> #include <sound/tlv.h> #define TDA7419_MAIN_SRC_REG 0x00 #define TDA7419_LOUDNESS_REG 0x01 #define TDA7419_MUTE_CLK_REG 0x02 #define TDA7419_VOLUME_REG 0x03 #define TDA7419_TREBLE_REG 0x04 #define TDA7419_MIDDLE_REG 0x05 #define TDA7419_BASS_REG 0x06 #define TDA7419_SECOND_SRC_REG 0x07 #define TDA7419_SUB_MID_BASS_REG 0x08 #define TDA7419_MIXING_GAIN_REG 0x09 #define TDA7419_ATTENUATOR_LF_REG 0x0a #define TDA7419_ATTENUATOR_RF_REG 0x0b #define TDA7419_ATTENUATOR_LR_REG 0x0c #define TDA7419_ATTENUATOR_RR_REG 0x0d #define TDA7419_MIXING_LEVEL_REG 0x0e #define TDA7419_ATTENUATOR_SUB_REG 0x0f #define TDA7419_SA_CLK_AC_REG 0x10 #define TDA7419_TESTING_REG 0x11 #define TDA7419_MAIN_SRC_SEL 0 #define TDA7419_MAIN_SRC_GAIN 3 #define TDA7419_MAIN_SRC_AUTOZERO 7 #define TDA7419_LOUDNESS_ATTEN 0 #define TDA7419_LOUDNESS_CENTER_FREQ 4 #define TDA7419_LOUDNESS_BOOST 6 #define TDA7419_LOUDNESS_SOFT_STEP 7 #define TDA7419_VOLUME_SOFT_STEP 7 #define TDA7419_SOFT_MUTE 0 #define TDA7419_MUTE_INFLUENCE 1 #define TDA7419_SOFT_MUTE_TIME 2 #define TDA7419_SOFT_STEP_TIME 4 #define TDA7419_CLK_FAST_MODE 7 #define TDA7419_TREBLE_CENTER_FREQ 5 #define TDA7419_REF_OUT_SELECT 7 #define TDA7419_MIDDLE_Q_FACTOR 5 #define TDA7419_MIDDLE_SOFT_STEP 7 #define TDA7419_BASS_Q_FACTOR 5 #define TDA7419_BASS_SOFT_STEP 7 #define TDA7419_SECOND_SRC_SEL 0 #define TDA7419_SECOND_SRC_GAIN 3 #define TDA7419_REAR_SPKR_SRC 7 #define TDA7419_SUB_CUT_OFF_FREQ 0 #define TDA7419_MIDDLE_CENTER_FREQ 2 #define TDA7419_BASS_CENTER_FREQ 4 #define TDA7419_BASS_DC_MODE 6 #define TDA7419_SMOOTHING_FILTER 7 #define TDA7419_MIX_LF 0 #define TDA7419_MIX_RF 1 #define TDA7419_MIX_ENABLE 2 #define TDA7419_SUB_ENABLE 3 #define TDA7419_HPF_GAIN 4 #define TDA7419_SA_Q_FACTOR 0 #define TDA7419_RESET_MODE 1 #define TDA7419_SA_SOURCE 2 #define TDA7419_SA_RUN 3 #define TDA7419_RESET 4 #define TDA7419_CLK_SOURCE 5 #define TDA7419_COUPLING_MODE 6 struct tda7419_data { struct regmap *regmap; }; static bool tda7419_readable_reg(struct device *dev, unsigned int reg) { return false; } static const struct reg_default tda7419_regmap_defaults[] = { { TDA7419_MAIN_SRC_REG, 0xfe }, { TDA7419_LOUDNESS_REG, 0xfe }, { TDA7419_MUTE_CLK_REG, 0xfe }, { TDA7419_VOLUME_REG, 0xfe }, { TDA7419_TREBLE_REG, 0xfe }, { TDA7419_MIDDLE_REG, 0xfe }, { TDA7419_BASS_REG, 0xfe }, { TDA7419_SECOND_SRC_REG, 0xfe }, { TDA7419_SUB_MID_BASS_REG, 0xfe }, { TDA7419_MIXING_GAIN_REG, 0xfe }, { TDA7419_ATTENUATOR_LF_REG, 0xfe }, { TDA7419_ATTENUATOR_RF_REG, 0xfe }, { TDA7419_ATTENUATOR_LR_REG, 0xfe }, { TDA7419_ATTENUATOR_RR_REG, 0xfe }, { TDA7419_MIXING_LEVEL_REG, 0xfe }, { TDA7419_ATTENUATOR_SUB_REG, 0xfe }, { TDA7419_SA_CLK_AC_REG, 0xfe }, { TDA7419_TESTING_REG, 0xfe }, }; static const struct regmap_config tda7419_regmap_config = { .reg_bits = 8, .val_bits = 8, .max_register = TDA7419_TESTING_REG, .cache_type = REGCACHE_RBTREE, .readable_reg = tda7419_readable_reg, .reg_defaults = tda7419_regmap_defaults, .num_reg_defaults = ARRAY_SIZE(tda7419_regmap_defaults), }; struct tda7419_vol_control { int min, max; unsigned int reg, rreg, mask, thresh; unsigned int invert:1; }; static inline bool tda7419_vol_is_stereo(struct tda7419_vol_control *tvc) { if (tvc->reg == tvc->rreg) return false; return true; } static int tda7419_vol_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) { struct tda7419_vol_control *tvc = (struct tda7419_vol_control *)kcontrol->private_value; uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = tda7419_vol_is_stereo(tvc) ? 2 : 1; uinfo->value.integer.min = tvc->min; uinfo->value.integer.max = tvc->max; return 0; } static inline int tda7419_vol_get_value(int val, unsigned int mask, int min, int thresh, unsigned int invert) { val &= mask; if (val < thresh) { if (invert) val = 0 - val; } else if (val > thresh) { if (invert) val = val - thresh; else val = thresh - val; } if (val < min) val = min; return val; } static int tda7419_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct tda7419_vol_control *tvc = (struct tda7419_vol_control *)kcontrol->private_value; unsigned int reg = tvc->reg; unsigned int rreg = tvc->rreg; unsigned int mask = tvc->mask; int min = tvc->min; int thresh = tvc->thresh; unsigned int invert = tvc->invert; int val; val = snd_soc_component_read(component, reg); ucontrol->value.integer.value[0] = tda7419_vol_get_value(val, mask, min, thresh, invert); if (tda7419_vol_is_stereo(tvc)) { val = snd_soc_component_read(component, rreg); ucontrol->value.integer.value[1] = tda7419_vol_get_value(val, mask, min, thresh, invert); } return 0; } static inline int tda7419_vol_put_value(int val, int thresh, unsigned int invert) { if (val < 0) { if (invert) val = abs(val); else val = thresh - val; } else if ((val > 0) && invert) { val += thresh; } return val; } static int tda7419_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); struct tda7419_vol_control *tvc = (struct tda7419_vol_control *)kcontrol->private_value; unsigned int reg = tvc->reg; unsigned int rreg = tvc->rreg; unsigned int mask = tvc->mask; int thresh = tvc->thresh; unsigned int invert = tvc->invert; int val; int ret; val = tda7419_vol_put_value(ucontrol->value.integer.value[0], thresh, invert); ret = snd_soc_component_update_bits(component, reg, mask, val); if (ret < 0) return ret; if (tda7419_vol_is_stereo(tvc)) { val = tda7419_vol_put_value(ucontrol->value.integer.value[1], thresh, invert); ret = snd_soc_component_update_bits(component, rreg, mask, val); } return ret; } #define TDA7419_SINGLE_VALUE(xreg, xmask, xmin, xmax, xthresh, xinvert) \ ((unsigned long)&(struct tda7419_vol_control) \ {.reg = xreg, .rreg = xreg, .mask = xmask, .min = xmin, \ .max = xmax, .thresh = xthresh, .invert = xinvert}) #define TDA7419_DOUBLE_R_VALUE(xregl, xregr, xmask, xmin, xmax, xthresh, \ xinvert) \ ((unsigned long)&(struct tda7419_vol_control) \ {.reg = xregl, .rreg = xregr, .mask = xmask, .min = xmin, \ .max = xmax, .thresh = xthresh, .invert = xinvert}) #define TDA7419_SINGLE_TLV(xname, xreg, xmask, xmin, xmax, xthresh, \ xinvert, xtlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ .name = xname, \ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ SNDRV_CTL_ELEM_ACCESS_READWRITE, \ .tlv.p = (xtlv_array), \ .info = tda7419_vol_info, \ .get = tda7419_vol_get, \ .put = tda7419_vol_put, \ .private_value = TDA7419_SINGLE_VALUE(xreg, xmask, xmin, \ xmax, xthresh, xinvert), \ } #define TDA7419_DOUBLE_R_TLV(xname, xregl, xregr, xmask, xmin, xmax, \ xthresh, xinvert, xtlv_array) \ { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ .name = xname, \ .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ | \ SNDRV_CTL_ELEM_ACCESS_READWRITE, \ .tlv.p = (xtlv_array), \ .info = tda7419_vol_info, \ .get = tda7419_vol_get, \ .put = tda7419_vol_put, \ .private_value = TDA7419_DOUBLE_R_VALUE(xregl, xregr, xmask, \ xmin, xmax, xthresh, \ xinvert), \ } static const char * const enum_src_sel[] = { "QD", "SE1", "SE2", "SE3", "SE", "Mute", "Mute", "Mute"}; static SOC_ENUM_SINGLE_DECL(soc_enum_main_src_sel, TDA7419_MAIN_SRC_REG, TDA7419_MAIN_SRC_SEL, enum_src_sel); static const struct snd_kcontrol_new soc_mux_main_src_sel = SOC_DAPM_ENUM("Main Source Select", soc_enum_main_src_sel); static DECLARE_TLV_DB_SCALE(tlv_src_gain, 0, 100, 0); static DECLARE_TLV_DB_SCALE(tlv_loudness_atten, -1500, 100, 0); static const char * const enum_loudness_center_freq[] = { "Flat", "400 Hz", "800 Hz", "2400 Hz"}; static SOC_ENUM_SINGLE_DECL(soc_enum_loudness_center_freq, TDA7419_LOUDNESS_REG, TDA7419_LOUDNESS_CENTER_FREQ, enum_loudness_center_freq); static const char * const enum_mute_influence[] = { "Pin and IIC", "IIC"}; static SOC_ENUM_SINGLE_DECL(soc_enum_mute_influence, TDA7419_MUTE_CLK_REG, TDA7419_MUTE_INFLUENCE, enum_mute_influence); static const char * const enum_soft_mute_time[] = { "0.48 ms", "0.96 ms", "123 ms", "123 ms"}; static SOC_ENUM_SINGLE_DECL(soc_enum_soft_mute_time, TDA7419_MUTE_CLK_REG, TDA7419_SOFT_MUTE_TIME, enum_soft_mute_time); static const char * const enum_soft_step_time[] = { "0.160 ms", "0.321 ms", "0.642 ms", "1.28 ms", "2.56 ms", "5.12 ms", "10.24 ms", "20.48 ms"}; static SOC_ENUM_SINGLE_DECL(soc_enum_soft_step_time, TDA7419_MUTE_CLK_REG, TDA7419_SOFT_STEP_TIME, enum_soft_step_time); static DECLARE_TLV_DB_SCALE(tlv_volume, -8000, 100, 1); static const char * const enum_treble_center_freq[] = { "10.0 kHz", "12.5 kHz", "15.0 kHz", "17.5 kHz"}; static DECLARE_TLV_DB_SCALE(tlv_filter, -1500, 100, 0); static SOC_ENUM_SINGLE_DECL(soc_enum_treble_center_freq, TDA7419_TREBLE_REG, TDA7419_TREBLE_CENTER_FREQ, enum_treble_center_freq); static const char * const enum_ref_out_select[] = { "External Vref (4 V)", "Internal Vref (3.3 V)"}; static SOC_ENUM_SINGLE_DECL(soc_enum_ref_out_select, TDA7419_TREBLE_REG, TDA7419_REF_OUT_SELECT, enum_ref_out_select); static const char * const enum_middle_q_factor[] = { "0.5", "0.75", "1.0", "1.25"}; static SOC_ENUM_SINGLE_DECL(soc_enum_middle_q_factor, TDA7419_MIDDLE_REG, TDA7419_MIDDLE_Q_FACTOR, enum_middle_q_factor); static const char * const enum_bass_q_factor[] = { "1.0", "1.25", "1.5", "2.0"}; static SOC_ENUM_SINGLE_DECL(soc_enum_bass_q_factor, TDA7419_BASS_REG, TDA7419_BASS_Q_FACTOR, enum_bass_q_factor); static SOC_ENUM_SINGLE_DECL(soc_enum_second_src_sel, TDA7419_SECOND_SRC_REG, TDA7419_SECOND_SRC_SEL, enum_src_sel); static const struct snd_kcontrol_new soc_mux_second_src_sel = SOC_DAPM_ENUM("Second Source Select", soc_enum_second_src_sel); static const char * const enum_rear_spkr_src[] = { "Main", "Second"}; static SOC_ENUM_SINGLE_DECL(soc_enum_rear_spkr_src, TDA7419_SECOND_SRC_REG, TDA7419_REAR_SPKR_SRC, enum_rear_spkr_src); static const struct snd_kcontrol_new soc_mux_rear_spkr_src = SOC_DAPM_ENUM("Rear Speaker Source", soc_enum_rear_spkr_src); static const char * const enum_sub_cut_off_freq[] = { "Flat", "80 Hz", "120 Hz", "160 Hz"}; static SOC_ENUM_SINGLE_DECL(soc_enum_sub_cut_off_freq, TDA7419_SUB_MID_BASS_REG, TDA7419_SUB_CUT_OFF_FREQ, enum_sub_cut_off_freq); static const char * const enum_middle_center_freq[] = { "500 Hz", "1000 Hz", "1500 Hz", "2500 Hz"}; static SOC_ENUM_SINGLE_DECL(soc_enum_middle_center_freq, TDA7419_SUB_MID_BASS_REG, TDA7419_MIDDLE_CENTER_FREQ, enum_middle_center_freq); static const char * const enum_bass_center_freq[] = { "60 Hz", "80 Hz", "100 Hz", "200 Hz"}; static SOC_ENUM_SINGLE_DECL(soc_enum_bass_center_freq, TDA7419_SUB_MID_BASS_REG, TDA7419_BASS_CENTER_FREQ, enum_bass_center_freq); static const char * const enum_sa_q_factor[] = { "3.5", "1.75" }; static SOC_ENUM_SINGLE_DECL(soc_enum_sa_q_factor, TDA7419_SA_CLK_AC_REG, TDA7419_SA_Q_FACTOR, enum_sa_q_factor); static const char * const enum_reset_mode[] = { "IIC", "Auto" }; static SOC_ENUM_SINGLE_DECL(soc_enum_reset_mode, TDA7419_SA_CLK_AC_REG, TDA7419_RESET_MODE, enum_reset_mode); static const char * const enum_sa_src[] = { "Bass", "In Gain" }; static SOC_ENUM_SINGLE_DECL(soc_enum_sa_src, TDA7419_SA_CLK_AC_REG, TDA7419_SA_SOURCE, enum_sa_src); static const char * const enum_clk_src[] = { "Internal", "External" }; static SOC_ENUM_SINGLE_DECL(soc_enum_clk_src, TDA7419_SA_CLK_AC_REG, TDA7419_CLK_SOURCE, enum_clk_src); static const char * const enum_coupling_mode[] = { "DC Coupling (without HPF)", "AC Coupling after In Gain", "DC Coupling (with HPF)", "AC Coupling after Bass" }; static SOC_ENUM_SINGLE_DECL(soc_enum_coupling_mode, TDA7419_SA_CLK_AC_REG, TDA7419_COUPLING_MODE, enum_coupling_mode); /* ASoC Controls */ static struct snd_kcontrol_new tda7419_controls[] = { SOC_SINGLE_TLV("Main Source Capture Volume", TDA7419_MAIN_SRC_REG, TDA7419_MAIN_SRC_GAIN, 15, 0, tlv_src_gain), SOC_SINGLE("Main Source AutoZero Switch", TDA7419_MAIN_SRC_REG, TDA7419_MAIN_SRC_AUTOZERO, 1, 1), SOC_SINGLE_TLV("Loudness Playback Volume", TDA7419_LOUDNESS_REG, TDA7419_LOUDNESS_ATTEN, 15, 1, tlv_loudness_atten), SOC_ENUM("Loudness Center Frequency", soc_enum_loudness_center_freq), SOC_SINGLE("Loudness High Boost Switch", TDA7419_LOUDNESS_REG, TDA7419_LOUDNESS_BOOST, 1, 1), SOC_SINGLE("Loudness Soft Step Switch", TDA7419_LOUDNESS_REG, TDA7419_LOUDNESS_SOFT_STEP, 1, 1), SOC_SINGLE("Soft Mute Switch", TDA7419_MUTE_CLK_REG, TDA7419_SOFT_MUTE, 1, 1), SOC_ENUM("Mute Influence", soc_enum_mute_influence), SOC_ENUM("Soft Mute Time", soc_enum_soft_mute_time), SOC_ENUM("Soft Step Time", soc_enum_soft_step_time), SOC_SINGLE("Clock Fast Mode Switch", TDA7419_MUTE_CLK_REG, TDA7419_CLK_FAST_MODE, 1, 1), TDA7419_SINGLE_TLV("Master Playback Volume", TDA7419_VOLUME_REG, 0x7f, -80, 15, 0x10, 0, tlv_volume), SOC_SINGLE("Volume Soft Step Switch", TDA7419_VOLUME_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), TDA7419_SINGLE_TLV("Treble Playback Volume", TDA7419_TREBLE_REG, 0x1f, -15, 15, 0x10, 1, tlv_filter), SOC_ENUM("Treble Center Frequency", soc_enum_treble_center_freq), SOC_ENUM("Reference Output Select", soc_enum_ref_out_select), TDA7419_SINGLE_TLV("Middle Playback Volume", TDA7419_MIDDLE_REG, 0x1f, -15, 15, 0x10, 1, tlv_filter), SOC_ENUM("Middle Q Factor", soc_enum_middle_q_factor), SOC_SINGLE("Middle Soft Step Switch", TDA7419_MIDDLE_REG, TDA7419_MIDDLE_SOFT_STEP, 1, 1), TDA7419_SINGLE_TLV("Bass Playback Volume", TDA7419_BASS_REG, 0x1f, -15, 15, 0x10, 1, tlv_filter), SOC_ENUM("Bass Q Factor", soc_enum_bass_q_factor), SOC_SINGLE("Bass Soft Step Switch", TDA7419_BASS_REG, TDA7419_BASS_SOFT_STEP, 1, 1), SOC_SINGLE_TLV("Second Source Capture Volume", TDA7419_SECOND_SRC_REG, TDA7419_SECOND_SRC_GAIN, 15, 0, tlv_src_gain), SOC_ENUM("Subwoofer Cut-off Frequency", soc_enum_sub_cut_off_freq), SOC_ENUM("Middle Center Frequency", soc_enum_middle_center_freq), SOC_ENUM("Bass Center Frequency", soc_enum_bass_center_freq), SOC_SINGLE("Bass DC Mode Switch", TDA7419_SUB_MID_BASS_REG, TDA7419_BASS_DC_MODE, 1, 1), SOC_SINGLE("Smoothing Filter Switch", TDA7419_SUB_MID_BASS_REG, TDA7419_SMOOTHING_FILTER, 1, 1), TDA7419_DOUBLE_R_TLV("Front Speaker Playback Volume", TDA7419_ATTENUATOR_LF_REG, TDA7419_ATTENUATOR_RF_REG, 0x7f, -80, 15, 0x10, 0, tlv_volume), SOC_SINGLE("Left Front Soft Step Switch", TDA7419_ATTENUATOR_LF_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), SOC_SINGLE("Right Front Soft Step Switch", TDA7419_ATTENUATOR_RF_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), TDA7419_DOUBLE_R_TLV("Rear Speaker Playback Volume", TDA7419_ATTENUATOR_LR_REG, TDA7419_ATTENUATOR_RR_REG, 0x7f, -80, 15, 0x10, 0, tlv_volume), SOC_SINGLE("Left Rear Soft Step Switch", TDA7419_ATTENUATOR_LR_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), SOC_SINGLE("Right Rear Soft Step Switch", TDA7419_ATTENUATOR_RR_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), TDA7419_SINGLE_TLV("Mixing Capture Volume", TDA7419_MIXING_LEVEL_REG, 0x7f, -80, 15, 0x10, 0, tlv_volume), SOC_SINGLE("Mixing Level Soft Step Switch", TDA7419_MIXING_LEVEL_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), TDA7419_SINGLE_TLV("Subwoofer Playback Volume", TDA7419_ATTENUATOR_SUB_REG, 0x7f, -80, 15, 0x10, 0, tlv_volume), SOC_SINGLE("Subwoofer Soft Step Switch", TDA7419_ATTENUATOR_SUB_REG, TDA7419_VOLUME_SOFT_STEP, 1, 1), SOC_ENUM("Spectrum Analyzer Q Factor", soc_enum_sa_q_factor), SOC_ENUM("Spectrum Analyzer Reset Mode", soc_enum_reset_mode), SOC_ENUM("Spectrum Analyzer Source", soc_enum_sa_src), SOC_SINGLE("Spectrum Analyzer Run Switch", TDA7419_SA_CLK_AC_REG, TDA7419_SA_RUN, 1, 1), SOC_SINGLE("Spectrum Analyzer Reset Switch", TDA7419_SA_CLK_AC_REG, TDA7419_RESET, 1, 1), SOC_ENUM("Clock Source", soc_enum_clk_src), SOC_ENUM("Coupling Mode", soc_enum_coupling_mode), }; static const struct snd_kcontrol_new soc_mixer_lf_output_controls[] = { SOC_DAPM_SINGLE("Mix to LF Speaker Switch", TDA7419_MIXING_GAIN_REG, TDA7419_MIX_LF, 1, 1), }; static const struct snd_kcontrol_new soc_mixer_rf_output_controls[] = { SOC_DAPM_SINGLE("Mix to RF Speaker Switch", TDA7419_MIXING_GAIN_REG, TDA7419_MIX_RF, 1, 1), }; static const struct snd_kcontrol_new soc_mix_enable_switch_controls[] = { SOC_DAPM_SINGLE("Switch", TDA7419_MIXING_GAIN_REG, TDA7419_MIX_ENABLE, 1, 1), }; static const struct snd_kcontrol_new soc_sub_enable_switch_controls[] = { SOC_DAPM_SINGLE("Switch", TDA7419_MIXING_GAIN_REG, TDA7419_MIX_ENABLE, 1, 1), }; static const struct snd_soc_dapm_widget tda7419_dapm_widgets[] = { SND_SOC_DAPM_INPUT("SE3L"), SND_SOC_DAPM_INPUT("SE3R"), SND_SOC_DAPM_INPUT("SE2L"), SND_SOC_DAPM_INPUT("SE2R"), SND_SOC_DAPM_INPUT("SE1L"), SND_SOC_DAPM_INPUT("SE1R"), SND_SOC_DAPM_INPUT("DIFFL"), SND_SOC_DAPM_INPUT("DIFFR"), SND_SOC_DAPM_INPUT("MIX"), SND_SOC_DAPM_MUX("Main Source Select", SND_SOC_NOPM, 0, 0, &soc_mux_main_src_sel), SND_SOC_DAPM_MUX("Second Source Select", SND_SOC_NOPM, 0, 0, &soc_mux_second_src_sel), SND_SOC_DAPM_MUX("Rear Speaker Source", SND_SOC_NOPM, 0, 0, &soc_mux_rear_spkr_src), SND_SOC_DAPM_SWITCH("Mix Enable", SND_SOC_NOPM, 0, 0, &soc_mix_enable_switch_controls[0]), SND_SOC_DAPM_MIXER_NAMED_CTL("LF Output Mixer", SND_SOC_NOPM, 0, 0, &soc_mixer_lf_output_controls[0], ARRAY_SIZE(soc_mixer_lf_output_controls)), SND_SOC_DAPM_MIXER_NAMED_CTL("RF Output Mixer", SND_SOC_NOPM, 0, 0, &soc_mixer_rf_output_controls[0], ARRAY_SIZE(soc_mixer_rf_output_controls)), SND_SOC_DAPM_SWITCH("Subwoofer Enable", SND_SOC_NOPM, 0, 0, &soc_sub_enable_switch_controls[0]), SND_SOC_DAPM_OUTPUT("OUTLF"), SND_SOC_DAPM_OUTPUT("OUTRF"), SND_SOC_DAPM_OUTPUT("OUTLR"), SND_SOC_DAPM_OUTPUT("OUTRR"), SND_SOC_DAPM_OUTPUT("OUTSW"), }; static const struct snd_soc_dapm_route tda7419_dapm_routes[] = { {"Main Source Select", "SE3", "SE3L"}, {"Main Source Select", "SE3", "SE3R"}, {"Main Source Select", "SE2", "SE2L"}, {"Main Source Select", "SE2", "SE2R"}, {"Main Source Select", "SE1", "SE1L"}, {"Main Source Select", "SE1", "SE1R"}, {"Main Source Select", "SE", "DIFFL"}, {"Main Source Select", "SE", "DIFFR"}, {"Main Source Select", "QD", "DIFFL"}, {"Main Source Select", "QD", "DIFFR"}, {"Second Source Select", "SE3", "SE3L"}, {"Second Source Select", "SE3", "SE3R"}, {"Second Source Select", "SE2", "SE2L"}, {"Second Source Select", "SE2", "SE2R"}, {"Second Source Select", "SE1", "SE1L"}, {"Second Source Select", "SE1", "SE1R"}, {"Second Source Select", "SE", "DIFFL"}, {"Second Source Select", "SE", "DIFFR"}, {"Second Source Select", "QD", "DIFFL"}, {"Second Source Select", "QD", "DIFFR"}, {"Rear Speaker Source", "Main", "Main Source Select"}, {"Rear Speaker Source", "Second", "Second Source Select"}, {"Subwoofer Enable", "Switch", "Main Source Select"}, {"Mix Enable", "Switch", "MIX"}, {"LF Output Mixer", NULL, "Main Source Select"}, {"LF Output Mixer", "Mix to LF Speaker Switch", "Mix Enable"}, {"RF Output Mixer", NULL, "Main Source Select"}, {"RF Output Mixer", "Mix to RF Speaker Switch", "Mix Enable"}, {"OUTLF", NULL, "LF Output Mixer"}, {"OUTRF", NULL, "RF Output Mixer"}, {"OUTLR", NULL, "Rear Speaker Source"}, {"OUTRR", NULL, "Rear Speaker Source"}, {"OUTSW", NULL, "Subwoofer Enable"}, }; static const struct snd_soc_component_driver tda7419_component_driver = { .name = "tda7419", .controls = tda7419_controls, .num_controls = ARRAY_SIZE(tda7419_controls), .dapm_widgets = tda7419_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(tda7419_dapm_widgets), .dapm_routes = tda7419_dapm_routes, .num_dapm_routes = ARRAY_SIZE(tda7419_dapm_routes), }; static int tda7419_probe(struct i2c_client *i2c) { struct tda7419_data *tda7419; int i, ret; tda7419 = devm_kzalloc(&i2c->dev, sizeof(struct tda7419_data), GFP_KERNEL); if (tda7419 == NULL) return -ENOMEM; i2c_set_clientdata(i2c, tda7419); tda7419->regmap = devm_regmap_init_i2c(i2c, &tda7419_regmap_config); if (IS_ERR(tda7419->regmap)) { ret = PTR_ERR(tda7419->regmap); dev_err(&i2c->dev, "error initializing regmap: %d\n", ret); return ret; } /* * Reset registers to power-on defaults. The part does not provide a * soft-reset function and the registers are not readable. This ensures * that the cache matches register contents even if the registers have * been previously initialized and not power cycled before probe. */ for (i = 0; i < ARRAY_SIZE(tda7419_regmap_defaults); i++) regmap_write(tda7419->regmap, tda7419_regmap_defaults[i].reg, tda7419_regmap_defaults[i].def); ret = devm_snd_soc_register_component(&i2c->dev, &tda7419_component_driver, NULL, 0); if (ret < 0) { dev_err(&i2c->dev, "error registering component: %d\n", ret); } return ret; } static const struct i2c_device_id tda7419_i2c_id[] = { { "tda7419", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, tda7419_i2c_id); static const struct of_device_id tda7419_of_match[] = { { .compatible = "st,tda7419" }, { }, }; static struct i2c_driver tda7419_driver = { .driver = { .name = "tda7419", .of_match_table = tda7419_of_match, }, .probe = tda7419_probe, .id_table = tda7419_i2c_id, }; module_i2c_driver(tda7419_driver); MODULE_AUTHOR("Matt Porter <mporter@konsulko.com>"); MODULE_DESCRIPTION("TDA7419 audio processor driver"); MODULE_LICENSE("GPL"); |