1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * rt298.c -- RT298 ALSA SoC audio codec driver 4 * 5 * Copyright 2015 Realtek Semiconductor Corp. 6 * Author: Bard Liao <bardliao@realtek.com> 7 */ 8 9#include <linux/module.h> 10#include <linux/moduleparam.h> 11#include <linux/init.h> 12#include <linux/delay.h> 13#include <linux/pm.h> 14#include <linux/i2c.h> 15#include <linux/platform_device.h> 16#include <linux/spi/spi.h> 17#include <linux/dmi.h> 18#include <linux/acpi.h> 19#include <sound/core.h> 20#include <sound/pcm.h> 21#include <sound/pcm_params.h> 22#include <sound/soc.h> 23#include <sound/soc-dapm.h> 24#include <sound/initval.h> 25#include <sound/tlv.h> 26#include <sound/jack.h> 27#include <linux/workqueue.h> 28#include <sound/rt298.h> 29 30#include "rl6347a.h" 31#include "rt298.h" 32 33#define RT298_VENDOR_ID 0x10ec0298 34 35struct rt298_priv { 36 struct reg_default *index_cache; 37 int index_cache_size; 38 struct regmap *regmap; 39 struct snd_soc_component *component; 40 struct rt298_platform_data pdata; 41 struct i2c_client *i2c; 42 struct snd_soc_jack *jack; 43 struct delayed_work jack_detect_work; 44 int sys_clk; 45 int clk_id; 46 int is_hp_in; 47}; 48 49static const struct reg_default rt298_index_def[] = { 50 { 0x01, 0xa5a8 }, 51 { 0x02, 0x8e95 }, 52 { 0x03, 0x0002 }, 53 { 0x04, 0xaf67 }, 54 { 0x08, 0x200f }, 55 { 0x09, 0xd010 }, 56 { 0x0a, 0x0100 }, 57 { 0x0b, 0x0000 }, 58 { 0x0d, 0x2800 }, 59 { 0x0f, 0x0022 }, 60 { 0x19, 0x0217 }, 61 { 0x20, 0x0020 }, 62 { 0x33, 0x0208 }, 63 { 0x46, 0x0300 }, 64 { 0x49, 0x4004 }, 65 { 0x4f, 0x50c9 }, 66 { 0x50, 0x3000 }, 67 { 0x63, 0x1b02 }, 68 { 0x67, 0x1111 }, 69 { 0x68, 0x1016 }, 70 { 0x69, 0x273f }, 71}; 72#define INDEX_CACHE_SIZE ARRAY_SIZE(rt298_index_def) 73 74static const struct reg_default rt298_reg[] = { 75 { 0x00170500, 0x00000400 }, 76 { 0x00220000, 0x00000031 }, 77 { 0x00239000, 0x0000007f }, 78 { 0x0023a000, 0x0000007f }, 79 { 0x00270500, 0x00000400 }, 80 { 0x00370500, 0x00000400 }, 81 { 0x00870500, 0x00000400 }, 82 { 0x00920000, 0x00000031 }, 83 { 0x00935000, 0x000000c3 }, 84 { 0x00936000, 0x000000c3 }, 85 { 0x00970500, 0x00000400 }, 86 { 0x00b37000, 0x00000097 }, 87 { 0x00b37200, 0x00000097 }, 88 { 0x00b37300, 0x00000097 }, 89 { 0x00c37000, 0x00000000 }, 90 { 0x00c37100, 0x00000080 }, 91 { 0x01270500, 0x00000400 }, 92 { 0x01370500, 0x00000400 }, 93 { 0x01371f00, 0x411111f0 }, 94 { 0x01439000, 0x00000080 }, 95 { 0x0143a000, 0x00000080 }, 96 { 0x01470700, 0x00000000 }, 97 { 0x01470500, 0x00000400 }, 98 { 0x01470c00, 0x00000000 }, 99 { 0x01470100, 0x00000000 }, 100 { 0x01837000, 0x00000000 }, 101 { 0x01870500, 0x00000400 }, 102 { 0x02050000, 0x00000000 }, 103 { 0x02139000, 0x00000080 }, 104 { 0x0213a000, 0x00000080 }, 105 { 0x02170100, 0x00000000 }, 106 { 0x02170500, 0x00000400 }, 107 { 0x02170700, 0x00000000 }, 108 { 0x02270100, 0x00000000 }, 109 { 0x02370100, 0x00000000 }, 110 { 0x01870700, 0x00000020 }, 111 { 0x00830000, 0x000000c3 }, 112 { 0x00930000, 0x000000c3 }, 113 { 0x01270700, 0x00000000 }, 114}; 115 116static bool rt298_volatile_register(struct device *dev, unsigned int reg) 117{ 118 switch (reg) { 119 case 0 ... 0xff: 120 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 121 case RT298_GET_HP_SENSE: 122 case RT298_GET_MIC1_SENSE: 123 case RT298_PROC_COEF: 124 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): 125 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): 126 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): 127 return true; 128 default: 129 return false; 130 } 131 132 133} 134 135static bool rt298_readable_register(struct device *dev, unsigned int reg) 136{ 137 switch (reg) { 138 case 0 ... 0xff: 139 case RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 140 case RT298_GET_HP_SENSE: 141 case RT298_GET_MIC1_SENSE: 142 case RT298_SET_AUDIO_POWER: 143 case RT298_SET_HPO_POWER: 144 case RT298_SET_SPK_POWER: 145 case RT298_SET_DMIC1_POWER: 146 case RT298_SPK_MUX: 147 case RT298_HPO_MUX: 148 case RT298_ADC0_MUX: 149 case RT298_ADC1_MUX: 150 case RT298_SET_MIC1: 151 case RT298_SET_PIN_HPO: 152 case RT298_SET_PIN_SPK: 153 case RT298_SET_PIN_DMIC1: 154 case RT298_SPK_EAPD: 155 case RT298_SET_AMP_GAIN_HPO: 156 case RT298_SET_DMIC2_DEFAULT: 157 case RT298_DACL_GAIN: 158 case RT298_DACR_GAIN: 159 case RT298_ADCL_GAIN: 160 case RT298_ADCR_GAIN: 161 case RT298_MIC_GAIN: 162 case RT298_SPOL_GAIN: 163 case RT298_SPOR_GAIN: 164 case RT298_HPOL_GAIN: 165 case RT298_HPOR_GAIN: 166 case RT298_F_DAC_SWITCH: 167 case RT298_F_RECMIX_SWITCH: 168 case RT298_REC_MIC_SWITCH: 169 case RT298_REC_I2S_SWITCH: 170 case RT298_REC_LINE_SWITCH: 171 case RT298_REC_BEEP_SWITCH: 172 case RT298_DAC_FORMAT: 173 case RT298_ADC_FORMAT: 174 case RT298_COEF_INDEX: 175 case RT298_PROC_COEF: 176 case RT298_SET_AMP_GAIN_ADC_IN1: 177 case RT298_SET_AMP_GAIN_ADC_IN2: 178 case RT298_SET_POWER(RT298_DAC_OUT1): 179 case RT298_SET_POWER(RT298_DAC_OUT2): 180 case RT298_SET_POWER(RT298_ADC_IN1): 181 case RT298_SET_POWER(RT298_ADC_IN2): 182 case RT298_SET_POWER(RT298_DMIC2): 183 case RT298_SET_POWER(RT298_MIC1): 184 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_MIC1, 0): 185 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_SPK_OUT, 0): 186 case VERB_CMD(AC_VERB_GET_EAPD_BTLENABLE, RT298_HP_OUT, 0): 187 return true; 188 default: 189 return false; 190 } 191} 192 193#ifdef CONFIG_PM 194static void rt298_index_sync(struct snd_soc_component *component) 195{ 196 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 197 int i; 198 199 for (i = 0; i < INDEX_CACHE_SIZE; i++) { 200 snd_soc_component_write(component, rt298->index_cache[i].reg, 201 rt298->index_cache[i].def); 202 } 203} 204#endif 205 206static int rt298_support_power_controls[] = { 207 RT298_DAC_OUT1, 208 RT298_DAC_OUT2, 209 RT298_ADC_IN1, 210 RT298_ADC_IN2, 211 RT298_MIC1, 212 RT298_DMIC1, 213 RT298_DMIC2, 214 RT298_SPK_OUT, 215 RT298_HP_OUT, 216}; 217#define RT298_POWER_REG_LEN ARRAY_SIZE(rt298_support_power_controls) 218 219static int rt298_jack_detect(struct rt298_priv *rt298, bool *hp, bool *mic) 220{ 221 struct snd_soc_dapm_context *dapm; 222 unsigned int val, buf; 223 224 *hp = false; 225 *mic = false; 226 227 if (!rt298->component) 228 return -EINVAL; 229 230 dapm = snd_soc_component_get_dapm(rt298->component); 231 232 if (rt298->pdata.cbj_en) { 233 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); 234 *hp = buf & 0x80000000; 235 if (*hp == rt298->is_hp_in) 236 return -1; 237 rt298->is_hp_in = *hp; 238 if (*hp) { 239 /* power on HV,VERF */ 240 regmap_update_bits(rt298->regmap, 241 RT298_DC_GAIN, 0x200, 0x200); 242 243 snd_soc_dapm_force_enable_pin(dapm, "HV"); 244 snd_soc_dapm_force_enable_pin(dapm, "VREF"); 245 /* power LDO1 */ 246 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 247 snd_soc_dapm_sync(dapm); 248 249 regmap_update_bits(rt298->regmap, 250 RT298_POWER_CTRL1, 0x1001, 0); 251 regmap_update_bits(rt298->regmap, 252 RT298_POWER_CTRL2, 0x4, 0x4); 253 254 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x24); 255 msleep(50); 256 257 regmap_update_bits(rt298->regmap, 258 RT298_CBJ_CTRL1, 0xfcc0, 0xd400); 259 msleep(300); 260 regmap_read(rt298->regmap, RT298_CBJ_CTRL2, &val); 261 262 if (0x0070 == (val & 0x0070)) { 263 *mic = true; 264 } else { 265 regmap_update_bits(rt298->regmap, 266 RT298_CBJ_CTRL1, 0xfcc0, 0xe400); 267 msleep(300); 268 regmap_read(rt298->regmap, 269 RT298_CBJ_CTRL2, &val); 270 if (0x0070 == (val & 0x0070)) 271 *mic = true; 272 else 273 *mic = false; 274 } 275 regmap_update_bits(rt298->regmap, 276 RT298_DC_GAIN, 0x200, 0x0); 277 278 } else { 279 *mic = false; 280 regmap_write(rt298->regmap, RT298_SET_MIC1, 0x20); 281 regmap_update_bits(rt298->regmap, 282 RT298_CBJ_CTRL1, 0x0400, 0x0000); 283 } 284 } else { 285 regmap_read(rt298->regmap, RT298_GET_HP_SENSE, &buf); 286 *hp = buf & 0x80000000; 287 regmap_read(rt298->regmap, RT298_GET_MIC1_SENSE, &buf); 288 *mic = buf & 0x80000000; 289 } 290 if (!*mic) { 291 snd_soc_dapm_disable_pin(dapm, "HV"); 292 snd_soc_dapm_disable_pin(dapm, "VREF"); 293 } 294 if (!*hp) 295 snd_soc_dapm_disable_pin(dapm, "LDO1"); 296 snd_soc_dapm_sync(dapm); 297 298 pr_debug("*hp = %d *mic = %d\n", *hp, *mic); 299 300 return 0; 301} 302 303static void rt298_jack_detect_work(struct work_struct *work) 304{ 305 struct rt298_priv *rt298 = 306 container_of(work, struct rt298_priv, jack_detect_work.work); 307 int status = 0; 308 bool hp = false; 309 bool mic = false; 310 311 if (rt298_jack_detect(rt298, &hp, &mic) < 0) 312 return; 313 314 if (hp) 315 status |= SND_JACK_HEADPHONE; 316 317 if (mic) 318 status |= SND_JACK_MICROPHONE; 319 320 snd_soc_jack_report(rt298->jack, status, 321 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 322} 323 324int rt298_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack) 325{ 326 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 327 struct snd_soc_dapm_context *dapm; 328 bool hp = false; 329 bool mic = false; 330 int status = 0; 331 332 /* If jack in NULL, disable HS jack */ 333 if (!jack) { 334 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x0); 335 dapm = snd_soc_component_get_dapm(component); 336 snd_soc_dapm_disable_pin(dapm, "LDO1"); 337 snd_soc_dapm_sync(dapm); 338 return 0; 339 } 340 341 rt298->jack = jack; 342 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x2, 0x2); 343 344 rt298_jack_detect(rt298, &hp, &mic); 345 if (hp) 346 status |= SND_JACK_HEADPHONE; 347 348 if (mic) 349 status |= SND_JACK_MICROPHONE; 350 351 snd_soc_jack_report(rt298->jack, status, 352 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 353 354 return 0; 355} 356EXPORT_SYMBOL_GPL(rt298_mic_detect); 357 358static int is_mclk_mode(struct snd_soc_dapm_widget *source, 359 struct snd_soc_dapm_widget *sink) 360{ 361 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 362 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 363 364 if (rt298->clk_id == RT298_SCLK_S_MCLK) 365 return 1; 366 else 367 return 0; 368} 369 370static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); 371static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); 372 373static const struct snd_kcontrol_new rt298_snd_controls[] = { 374 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT298_DACL_GAIN, 375 RT298_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), 376 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT298_ADCL_GAIN, 377 RT298_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), 378 SOC_SINGLE_TLV("AMIC Volume", RT298_MIC_GAIN, 379 0, 0x3, 0, mic_vol_tlv), 380 SOC_DOUBLE_R("Speaker Playback Switch", RT298_SPOL_GAIN, 381 RT298_SPOR_GAIN, RT298_MUTE_SFT, 1, 1), 382}; 383 384/* Digital Mixer */ 385static const struct snd_kcontrol_new rt298_front_mix[] = { 386 SOC_DAPM_SINGLE("DAC Switch", RT298_F_DAC_SWITCH, 387 RT298_MUTE_SFT, 1, 1), 388 SOC_DAPM_SINGLE("RECMIX Switch", RT298_F_RECMIX_SWITCH, 389 RT298_MUTE_SFT, 1, 1), 390}; 391 392/* Analog Input Mixer */ 393static const struct snd_kcontrol_new rt298_rec_mix[] = { 394 SOC_DAPM_SINGLE("Mic1 Switch", RT298_REC_MIC_SWITCH, 395 RT298_MUTE_SFT, 1, 1), 396 SOC_DAPM_SINGLE("I2S Switch", RT298_REC_I2S_SWITCH, 397 RT298_MUTE_SFT, 1, 1), 398 SOC_DAPM_SINGLE("Line1 Switch", RT298_REC_LINE_SWITCH, 399 RT298_MUTE_SFT, 1, 1), 400 SOC_DAPM_SINGLE("Beep Switch", RT298_REC_BEEP_SWITCH, 401 RT298_MUTE_SFT, 1, 1), 402}; 403 404static const struct snd_kcontrol_new spo_enable_control = 405 SOC_DAPM_SINGLE("Switch", RT298_SET_PIN_SPK, 406 RT298_SET_PIN_SFT, 1, 0); 407 408static const struct snd_kcontrol_new hpol_enable_control = 409 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOL_GAIN, 410 RT298_MUTE_SFT, 1, 1); 411 412static const struct snd_kcontrol_new hpor_enable_control = 413 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT298_HPOR_GAIN, 414 RT298_MUTE_SFT, 1, 1); 415 416/* ADC0 source */ 417static const char * const rt298_adc_src[] = { 418 "Mic", "RECMIX", "Dmic" 419}; 420 421static const int rt298_adc_values[] = { 422 0, 4, 5, 423}; 424 425static SOC_VALUE_ENUM_SINGLE_DECL( 426 rt298_adc0_enum, RT298_ADC0_MUX, RT298_ADC_SEL_SFT, 427 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); 428 429static const struct snd_kcontrol_new rt298_adc0_mux = 430 SOC_DAPM_ENUM("ADC 0 source", rt298_adc0_enum); 431 432static SOC_VALUE_ENUM_SINGLE_DECL( 433 rt298_adc1_enum, RT298_ADC1_MUX, RT298_ADC_SEL_SFT, 434 RT298_ADC_SEL_MASK, rt298_adc_src, rt298_adc_values); 435 436static const struct snd_kcontrol_new rt298_adc1_mux = 437 SOC_DAPM_ENUM("ADC 1 source", rt298_adc1_enum); 438 439static const char * const rt298_dac_src[] = { 440 "Front", "Surround" 441}; 442/* HP-OUT source */ 443static SOC_ENUM_SINGLE_DECL(rt298_hpo_enum, RT298_HPO_MUX, 444 0, rt298_dac_src); 445 446static const struct snd_kcontrol_new rt298_hpo_mux = 447SOC_DAPM_ENUM("HPO source", rt298_hpo_enum); 448 449/* SPK-OUT source */ 450static SOC_ENUM_SINGLE_DECL(rt298_spo_enum, RT298_SPK_MUX, 451 0, rt298_dac_src); 452 453static const struct snd_kcontrol_new rt298_spo_mux = 454SOC_DAPM_ENUM("SPO source", rt298_spo_enum); 455 456static int rt298_spk_event(struct snd_soc_dapm_widget *w, 457 struct snd_kcontrol *kcontrol, int event) 458{ 459 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 460 461 switch (event) { 462 case SND_SOC_DAPM_POST_PMU: 463 snd_soc_component_write(component, 464 RT298_SPK_EAPD, RT298_SET_EAPD_HIGH); 465 break; 466 case SND_SOC_DAPM_PRE_PMD: 467 snd_soc_component_write(component, 468 RT298_SPK_EAPD, RT298_SET_EAPD_LOW); 469 break; 470 471 default: 472 return 0; 473 } 474 475 return 0; 476} 477 478static int rt298_set_dmic1_event(struct snd_soc_dapm_widget *w, 479 struct snd_kcontrol *kcontrol, int event) 480{ 481 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 482 483 switch (event) { 484 case SND_SOC_DAPM_POST_PMU: 485 snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0x20); 486 break; 487 case SND_SOC_DAPM_PRE_PMD: 488 snd_soc_component_write(component, RT298_SET_PIN_DMIC1, 0); 489 break; 490 default: 491 return 0; 492 } 493 494 return 0; 495} 496 497static int rt298_adc_event(struct snd_soc_dapm_widget *w, 498 struct snd_kcontrol *kcontrol, int event) 499{ 500 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 501 unsigned int nid; 502 503 nid = (w->reg >> 20) & 0xff; 504 505 switch (event) { 506 case SND_SOC_DAPM_POST_PMU: 507 snd_soc_component_update_bits(component, 508 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), 509 0x7080, 0x7000); 510 /* If MCLK doesn't exist, reset AD filter */ 511 if (!(snd_soc_component_read(component, RT298_VAD_CTRL) & 0x200)) { 512 pr_info("NO MCLK\n"); 513 switch (nid) { 514 case RT298_ADC_IN1: 515 snd_soc_component_update_bits(component, 516 RT298_D_FILTER_CTRL, 0x2, 0x2); 517 mdelay(10); 518 snd_soc_component_update_bits(component, 519 RT298_D_FILTER_CTRL, 0x2, 0x0); 520 break; 521 case RT298_ADC_IN2: 522 snd_soc_component_update_bits(component, 523 RT298_D_FILTER_CTRL, 0x4, 0x4); 524 mdelay(10); 525 snd_soc_component_update_bits(component, 526 RT298_D_FILTER_CTRL, 0x4, 0x0); 527 break; 528 } 529 } 530 break; 531 case SND_SOC_DAPM_PRE_PMD: 532 snd_soc_component_update_bits(component, 533 VERB_CMD(AC_VERB_SET_AMP_GAIN_MUTE, nid, 0), 534 0x7080, 0x7080); 535 break; 536 default: 537 return 0; 538 } 539 540 return 0; 541} 542 543static int rt298_mic1_event(struct snd_soc_dapm_widget *w, 544 struct snd_kcontrol *kcontrol, int event) 545{ 546 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 547 548 switch (event) { 549 case SND_SOC_DAPM_PRE_PMU: 550 snd_soc_component_update_bits(component, 551 RT298_A_BIAS_CTRL3, 0xc000, 0x8000); 552 snd_soc_component_update_bits(component, 553 RT298_A_BIAS_CTRL2, 0xc000, 0x8000); 554 break; 555 case SND_SOC_DAPM_POST_PMD: 556 snd_soc_component_update_bits(component, 557 RT298_A_BIAS_CTRL3, 0xc000, 0x0000); 558 snd_soc_component_update_bits(component, 559 RT298_A_BIAS_CTRL2, 0xc000, 0x0000); 560 break; 561 default: 562 return 0; 563 } 564 565 return 0; 566} 567 568static const struct snd_soc_dapm_widget rt298_dapm_widgets[] = { 569 570 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT298_POWER_CTRL1, 571 12, 1, NULL, 0), 572 SND_SOC_DAPM_SUPPLY("VREF", RT298_POWER_CTRL1, 573 0, 1, NULL, 0), 574 SND_SOC_DAPM_SUPPLY_S("BG_MBIAS", 1, RT298_POWER_CTRL2, 575 1, 0, NULL, 0), 576 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT298_POWER_CTRL2, 577 2, 0, NULL, 0), 578 SND_SOC_DAPM_SUPPLY_S("LDO2", 1, RT298_POWER_CTRL2, 579 3, 0, NULL, 0), 580 SND_SOC_DAPM_SUPPLY_S("VREF1", 1, RT298_POWER_CTRL2, 581 4, 1, NULL, 0), 582 SND_SOC_DAPM_SUPPLY_S("LV", 2, RT298_POWER_CTRL1, 583 13, 1, NULL, 0), 584 585 586 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT298_PLL_CTRL1, 587 5, 0, NULL, 0), 588 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, 589 0, 0, rt298_mic1_event, SND_SOC_DAPM_PRE_PMU | 590 SND_SOC_DAPM_POST_PMD), 591 592 /* Input Lines */ 593 SND_SOC_DAPM_INPUT("DMIC1 Pin"), 594 SND_SOC_DAPM_INPUT("DMIC2 Pin"), 595 SND_SOC_DAPM_INPUT("MIC1"), 596 SND_SOC_DAPM_INPUT("LINE1"), 597 SND_SOC_DAPM_INPUT("Beep"), 598 599 /* DMIC */ 600 SND_SOC_DAPM_PGA_E("DMIC1", RT298_SET_POWER(RT298_DMIC1), 0, 1, 601 NULL, 0, rt298_set_dmic1_event, 602 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 603 SND_SOC_DAPM_PGA("DMIC2", RT298_SET_POWER(RT298_DMIC2), 0, 1, 604 NULL, 0), 605 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, 606 0, 0, NULL, 0), 607 608 /* REC Mixer */ 609 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, 610 rt298_rec_mix, ARRAY_SIZE(rt298_rec_mix)), 611 612 /* ADCs */ 613 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), 614 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), 615 616 /* ADC Mux */ 617 SND_SOC_DAPM_MUX_E("ADC 0 Mux", RT298_SET_POWER(RT298_ADC_IN1), 0, 1, 618 &rt298_adc0_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | 619 SND_SOC_DAPM_POST_PMU), 620 SND_SOC_DAPM_MUX_E("ADC 1 Mux", RT298_SET_POWER(RT298_ADC_IN2), 0, 1, 621 &rt298_adc1_mux, rt298_adc_event, SND_SOC_DAPM_PRE_PMD | 622 SND_SOC_DAPM_POST_PMU), 623 624 /* Audio Interface */ 625 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), 626 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), 627 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), 628 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), 629 630 /* Output Side */ 631 /* DACs */ 632 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), 633 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), 634 635 /* Output Mux */ 636 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt298_spo_mux), 637 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt298_hpo_mux), 638 639 SND_SOC_DAPM_SUPPLY("HP Power", RT298_SET_PIN_HPO, 640 RT298_SET_PIN_SFT, 0, NULL, 0), 641 642 /* Output Mixer */ 643 SND_SOC_DAPM_MIXER("Front", RT298_SET_POWER(RT298_DAC_OUT1), 0, 1, 644 rt298_front_mix, ARRAY_SIZE(rt298_front_mix)), 645 SND_SOC_DAPM_PGA("Surround", RT298_SET_POWER(RT298_DAC_OUT2), 0, 1, 646 NULL, 0), 647 648 /* Output Pga */ 649 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, 650 &spo_enable_control, rt298_spk_event, 651 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 652 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, 653 &hpol_enable_control), 654 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, 655 &hpor_enable_control), 656 657 /* Output Lines */ 658 SND_SOC_DAPM_OUTPUT("SPOL"), 659 SND_SOC_DAPM_OUTPUT("SPOR"), 660 SND_SOC_DAPM_OUTPUT("HPO Pin"), 661 SND_SOC_DAPM_OUTPUT("SPDIF"), 662}; 663 664static const struct snd_soc_dapm_route rt298_dapm_routes[] = { 665 666 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, 667 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, 668 {"Front", NULL, "MCLK MODE", is_mclk_mode}, 669 {"Surround", NULL, "MCLK MODE", is_mclk_mode}, 670 671 {"HP Power", NULL, "LDO1"}, 672 {"HP Power", NULL, "LDO2"}, 673 {"HP Power", NULL, "LV"}, 674 {"HP Power", NULL, "VREF1"}, 675 {"HP Power", NULL, "BG_MBIAS"}, 676 677 {"MIC1", NULL, "LDO1"}, 678 {"MIC1", NULL, "LDO2"}, 679 {"MIC1", NULL, "HV"}, 680 {"MIC1", NULL, "LV"}, 681 {"MIC1", NULL, "VREF"}, 682 {"MIC1", NULL, "VREF1"}, 683 {"MIC1", NULL, "BG_MBIAS"}, 684 {"MIC1", NULL, "MIC1 Input Buffer"}, 685 686 {"SPO", NULL, "LDO1"}, 687 {"SPO", NULL, "LDO2"}, 688 {"SPO", NULL, "HV"}, 689 {"SPO", NULL, "LV"}, 690 {"SPO", NULL, "VREF"}, 691 {"SPO", NULL, "VREF1"}, 692 {"SPO", NULL, "BG_MBIAS"}, 693 694 {"DMIC1", NULL, "DMIC1 Pin"}, 695 {"DMIC2", NULL, "DMIC2 Pin"}, 696 {"DMIC1", NULL, "DMIC Receiver"}, 697 {"DMIC2", NULL, "DMIC Receiver"}, 698 699 {"RECMIX", "Beep Switch", "Beep"}, 700 {"RECMIX", "Line1 Switch", "LINE1"}, 701 {"RECMIX", "Mic1 Switch", "MIC1"}, 702 703 {"ADC 0 Mux", "Dmic", "DMIC1"}, 704 {"ADC 0 Mux", "RECMIX", "RECMIX"}, 705 {"ADC 0 Mux", "Mic", "MIC1"}, 706 {"ADC 1 Mux", "Dmic", "DMIC2"}, 707 {"ADC 1 Mux", "RECMIX", "RECMIX"}, 708 {"ADC 1 Mux", "Mic", "MIC1"}, 709 710 {"ADC 0", NULL, "ADC 0 Mux"}, 711 {"ADC 1", NULL, "ADC 1 Mux"}, 712 713 {"AIF1TX", NULL, "ADC 0"}, 714 {"AIF2TX", NULL, "ADC 1"}, 715 716 {"DAC 0", NULL, "AIF1RX"}, 717 {"DAC 1", NULL, "AIF2RX"}, 718 719 {"Front", "DAC Switch", "DAC 0"}, 720 {"Front", "RECMIX Switch", "RECMIX"}, 721 722 {"Surround", NULL, "DAC 1"}, 723 724 {"SPK Mux", "Front", "Front"}, 725 {"SPK Mux", "Surround", "Surround"}, 726 727 {"HPO Mux", "Front", "Front"}, 728 {"HPO Mux", "Surround", "Surround"}, 729 730 {"SPO", "Switch", "SPK Mux"}, 731 {"HPO L", "Switch", "HPO Mux"}, 732 {"HPO R", "Switch", "HPO Mux"}, 733 {"HPO L", NULL, "HP Power"}, 734 {"HPO R", NULL, "HP Power"}, 735 736 {"SPOL", NULL, "SPO"}, 737 {"SPOR", NULL, "SPO"}, 738 {"HPO Pin", NULL, "HPO L"}, 739 {"HPO Pin", NULL, "HPO R"}, 740}; 741 742static int rt298_hw_params(struct snd_pcm_substream *substream, 743 struct snd_pcm_hw_params *params, 744 struct snd_soc_dai *dai) 745{ 746 struct snd_soc_component *component = dai->component; 747 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 748 unsigned int val = 0; 749 int d_len_code; 750 751 switch (params_rate(params)) { 752 /* bit 14 0:48K 1:44.1K */ 753 case 44100: 754 case 48000: 755 break; 756 default: 757 dev_err(component->dev, "Unsupported sample rate %d\n", 758 params_rate(params)); 759 return -EINVAL; 760 } 761 switch (rt298->sys_clk) { 762 case 12288000: 763 case 24576000: 764 if (params_rate(params) != 48000) { 765 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 766 params_rate(params), rt298->sys_clk); 767 return -EINVAL; 768 } 769 break; 770 case 11289600: 771 case 22579200: 772 if (params_rate(params) != 44100) { 773 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 774 params_rate(params), rt298->sys_clk); 775 return -EINVAL; 776 } 777 break; 778 } 779 780 if (params_channels(params) <= 16) { 781 /* bit 3:0 Number of Channel */ 782 val |= (params_channels(params) - 1); 783 } else { 784 dev_err(component->dev, "Unsupported channels %d\n", 785 params_channels(params)); 786 return -EINVAL; 787 } 788 789 d_len_code = 0; 790 switch (params_width(params)) { 791 /* bit 6:4 Bits per Sample */ 792 case 16: 793 d_len_code = 0; 794 val |= (0x1 << 4); 795 break; 796 case 32: 797 d_len_code = 2; 798 val |= (0x4 << 4); 799 break; 800 case 20: 801 d_len_code = 1; 802 val |= (0x2 << 4); 803 break; 804 case 24: 805 d_len_code = 2; 806 val |= (0x3 << 4); 807 break; 808 case 8: 809 d_len_code = 3; 810 break; 811 default: 812 return -EINVAL; 813 } 814 815 snd_soc_component_update_bits(component, 816 RT298_I2S_CTRL1, 0x0018, d_len_code << 3); 817 dev_dbg(component->dev, "format val = 0x%x\n", val); 818 819 snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x407f, val); 820 snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x407f, val); 821 822 return 0; 823} 824 825static int rt298_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 826{ 827 struct snd_soc_component *component = dai->component; 828 829 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 830 case SND_SOC_DAIFMT_CBM_CFM: 831 snd_soc_component_update_bits(component, 832 RT298_I2S_CTRL1, 0x800, 0x800); 833 break; 834 case SND_SOC_DAIFMT_CBS_CFS: 835 snd_soc_component_update_bits(component, 836 RT298_I2S_CTRL1, 0x800, 0x0); 837 break; 838 default: 839 return -EINVAL; 840 } 841 842 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 843 case SND_SOC_DAIFMT_I2S: 844 snd_soc_component_update_bits(component, 845 RT298_I2S_CTRL1, 0x300, 0x0); 846 break; 847 case SND_SOC_DAIFMT_LEFT_J: 848 snd_soc_component_update_bits(component, 849 RT298_I2S_CTRL1, 0x300, 0x1 << 8); 850 break; 851 case SND_SOC_DAIFMT_DSP_A: 852 snd_soc_component_update_bits(component, 853 RT298_I2S_CTRL1, 0x300, 0x2 << 8); 854 break; 855 case SND_SOC_DAIFMT_DSP_B: 856 snd_soc_component_update_bits(component, 857 RT298_I2S_CTRL1, 0x300, 0x3 << 8); 858 break; 859 default: 860 return -EINVAL; 861 } 862 /* bit 15 Stream Type 0:PCM 1:Non-PCM */ 863 snd_soc_component_update_bits(component, RT298_DAC_FORMAT, 0x8000, 0); 864 snd_soc_component_update_bits(component, RT298_ADC_FORMAT, 0x8000, 0); 865 866 return 0; 867} 868 869static int rt298_set_dai_sysclk(struct snd_soc_dai *dai, 870 int clk_id, unsigned int freq, int dir) 871{ 872 struct snd_soc_component *component = dai->component; 873 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 874 875 dev_dbg(component->dev, "%s freq=%d\n", __func__, freq); 876 877 if (RT298_SCLK_S_MCLK == clk_id) { 878 snd_soc_component_update_bits(component, 879 RT298_I2S_CTRL2, 0x0100, 0x0); 880 snd_soc_component_update_bits(component, 881 RT298_PLL_CTRL1, 0x20, 0x20); 882 } else { 883 snd_soc_component_update_bits(component, 884 RT298_I2S_CTRL2, 0x0100, 0x0100); 885 snd_soc_component_update_bits(component, 886 RT298_PLL_CTRL1, 0x20, 0x0); 887 } 888 889 switch (freq) { 890 case 19200000: 891 if (RT298_SCLK_S_MCLK == clk_id) { 892 dev_err(component->dev, "Should not use MCLK\n"); 893 return -EINVAL; 894 } 895 snd_soc_component_update_bits(component, 896 RT298_I2S_CTRL2, 0x40, 0x40); 897 break; 898 case 24000000: 899 if (RT298_SCLK_S_MCLK == clk_id) { 900 dev_err(component->dev, "Should not use MCLK\n"); 901 return -EINVAL; 902 } 903 snd_soc_component_update_bits(component, 904 RT298_I2S_CTRL2, 0x40, 0x0); 905 break; 906 case 12288000: 907 case 11289600: 908 snd_soc_component_update_bits(component, 909 RT298_I2S_CTRL2, 0x8, 0x0); 910 snd_soc_component_update_bits(component, 911 RT298_CLK_DIV, 0xfc1e, 0x0004); 912 break; 913 case 24576000: 914 case 22579200: 915 snd_soc_component_update_bits(component, 916 RT298_I2S_CTRL2, 0x8, 0x8); 917 snd_soc_component_update_bits(component, 918 RT298_CLK_DIV, 0xfc1e, 0x5406); 919 break; 920 default: 921 dev_err(component->dev, "Unsupported system clock\n"); 922 return -EINVAL; 923 } 924 925 rt298->sys_clk = freq; 926 rt298->clk_id = clk_id; 927 928 return 0; 929} 930 931static int rt298_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) 932{ 933 struct snd_soc_component *component = dai->component; 934 935 dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio); 936 if (50 == ratio) 937 snd_soc_component_update_bits(component, 938 RT298_I2S_CTRL1, 0x1000, 0x1000); 939 else 940 snd_soc_component_update_bits(component, 941 RT298_I2S_CTRL1, 0x1000, 0x0); 942 943 944 return 0; 945} 946 947static int rt298_set_bias_level(struct snd_soc_component *component, 948 enum snd_soc_bias_level level) 949{ 950 switch (level) { 951 case SND_SOC_BIAS_PREPARE: 952 if (SND_SOC_BIAS_STANDBY == 953 snd_soc_component_get_bias_level(component)) { 954 snd_soc_component_write(component, 955 RT298_SET_AUDIO_POWER, AC_PWRST_D0); 956 snd_soc_component_update_bits(component, 0x0d, 0x200, 0x200); 957 snd_soc_component_update_bits(component, 0x52, 0x80, 0x0); 958 mdelay(20); 959 snd_soc_component_update_bits(component, 0x0d, 0x200, 0x0); 960 snd_soc_component_update_bits(component, 0x52, 0x80, 0x80); 961 } 962 break; 963 964 case SND_SOC_BIAS_STANDBY: 965 snd_soc_component_write(component, 966 RT298_SET_AUDIO_POWER, AC_PWRST_D3); 967 break; 968 969 default: 970 break; 971 } 972 973 return 0; 974} 975 976static irqreturn_t rt298_irq(int irq, void *data) 977{ 978 struct rt298_priv *rt298 = data; 979 bool hp = false; 980 bool mic = false; 981 int ret, status = 0; 982 983 ret = rt298_jack_detect(rt298, &hp, &mic); 984 985 /* Clear IRQ */ 986 regmap_update_bits(rt298->regmap, RT298_IRQ_CTRL, 0x1, 0x1); 987 988 if (ret == 0) { 989 if (hp) 990 status |= SND_JACK_HEADPHONE; 991 992 if (mic) 993 status |= SND_JACK_MICROPHONE; 994 995 snd_soc_jack_report(rt298->jack, status, 996 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 997 998 pm_wakeup_event(&rt298->i2c->dev, 300); 999 } 1000 1001 return IRQ_HANDLED; 1002} 1003 1004static int rt298_probe(struct snd_soc_component *component) 1005{ 1006 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 1007 1008 rt298->component = component; 1009 1010 if (rt298->i2c->irq) { 1011 regmap_update_bits(rt298->regmap, 1012 RT298_IRQ_CTRL, 0x2, 0x2); 1013 1014 INIT_DELAYED_WORK(&rt298->jack_detect_work, 1015 rt298_jack_detect_work); 1016 schedule_delayed_work(&rt298->jack_detect_work, 1017 msecs_to_jiffies(1250)); 1018 } 1019 1020 return 0; 1021} 1022 1023static void rt298_remove(struct snd_soc_component *component) 1024{ 1025 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 1026 1027 cancel_delayed_work_sync(&rt298->jack_detect_work); 1028} 1029 1030#ifdef CONFIG_PM 1031static int rt298_suspend(struct snd_soc_component *component) 1032{ 1033 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 1034 1035 rt298->is_hp_in = -1; 1036 regcache_cache_only(rt298->regmap, true); 1037 regcache_mark_dirty(rt298->regmap); 1038 1039 return 0; 1040} 1041 1042static int rt298_resume(struct snd_soc_component *component) 1043{ 1044 struct rt298_priv *rt298 = snd_soc_component_get_drvdata(component); 1045 1046 regcache_cache_only(rt298->regmap, false); 1047 rt298_index_sync(component); 1048 regcache_sync(rt298->regmap); 1049 1050 return 0; 1051} 1052#else 1053#define rt298_suspend NULL 1054#define rt298_resume NULL 1055#endif 1056 1057#define RT298_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) 1058#define RT298_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 1059 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) 1060 1061static const struct snd_soc_dai_ops rt298_aif_dai_ops = { 1062 .hw_params = rt298_hw_params, 1063 .set_fmt = rt298_set_dai_fmt, 1064 .set_sysclk = rt298_set_dai_sysclk, 1065 .set_bclk_ratio = rt298_set_bclk_ratio, 1066}; 1067 1068static struct snd_soc_dai_driver rt298_dai[] = { 1069 { 1070 .name = "rt298-aif1", 1071 .id = RT298_AIF1, 1072 .playback = { 1073 .stream_name = "AIF1 Playback", 1074 .channels_min = 1, 1075 .channels_max = 2, 1076 .rates = RT298_STEREO_RATES, 1077 .formats = RT298_FORMATS, 1078 }, 1079 .capture = { 1080 .stream_name = "AIF1 Capture", 1081 .channels_min = 1, 1082 .channels_max = 2, 1083 .rates = RT298_STEREO_RATES, 1084 .formats = RT298_FORMATS, 1085 }, 1086 .ops = &rt298_aif_dai_ops, 1087 .symmetric_rates = 1, 1088 }, 1089 { 1090 .name = "rt298-aif2", 1091 .id = RT298_AIF2, 1092 .playback = { 1093 .stream_name = "AIF2 Playback", 1094 .channels_min = 1, 1095 .channels_max = 2, 1096 .rates = RT298_STEREO_RATES, 1097 .formats = RT298_FORMATS, 1098 }, 1099 .capture = { 1100 .stream_name = "AIF2 Capture", 1101 .channels_min = 1, 1102 .channels_max = 2, 1103 .rates = RT298_STEREO_RATES, 1104 .formats = RT298_FORMATS, 1105 }, 1106 .ops = &rt298_aif_dai_ops, 1107 .symmetric_rates = 1, 1108 }, 1109 1110}; 1111 1112static const struct snd_soc_component_driver soc_component_dev_rt298 = { 1113 .probe = rt298_probe, 1114 .remove = rt298_remove, 1115 .suspend = rt298_suspend, 1116 .resume = rt298_resume, 1117 .set_bias_level = rt298_set_bias_level, 1118 .controls = rt298_snd_controls, 1119 .num_controls = ARRAY_SIZE(rt298_snd_controls), 1120 .dapm_widgets = rt298_dapm_widgets, 1121 .num_dapm_widgets = ARRAY_SIZE(rt298_dapm_widgets), 1122 .dapm_routes = rt298_dapm_routes, 1123 .num_dapm_routes = ARRAY_SIZE(rt298_dapm_routes), 1124 .use_pmdown_time = 1, 1125 .endianness = 1, 1126 .non_legacy_dai_naming = 1, 1127}; 1128 1129static const struct regmap_config rt298_regmap = { 1130 .reg_bits = 32, 1131 .val_bits = 32, 1132 .max_register = 0x02370100, 1133 .volatile_reg = rt298_volatile_register, 1134 .readable_reg = rt298_readable_register, 1135 .reg_write = rl6347a_hw_write, 1136 .reg_read = rl6347a_hw_read, 1137 .cache_type = REGCACHE_RBTREE, 1138 .reg_defaults = rt298_reg, 1139 .num_reg_defaults = ARRAY_SIZE(rt298_reg), 1140}; 1141 1142static const struct i2c_device_id rt298_i2c_id[] = { 1143 {"rt298", 0}, 1144 {} 1145}; 1146MODULE_DEVICE_TABLE(i2c, rt298_i2c_id); 1147 1148#ifdef CONFIG_ACPI 1149static const struct acpi_device_id rt298_acpi_match[] = { 1150 { "INT343A", 0 }, 1151 {}, 1152}; 1153MODULE_DEVICE_TABLE(acpi, rt298_acpi_match); 1154#endif 1155 1156static const struct dmi_system_id force_combo_jack_table[] = { 1157 { 1158 .ident = "Intel Broxton P", 1159 .matches = { 1160 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"), 1161 DMI_MATCH(DMI_PRODUCT_NAME, "Broxton P") 1162 } 1163 }, 1164 { 1165 .ident = "Intel Gemini Lake", 1166 .matches = { 1167 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp"), 1168 DMI_MATCH(DMI_PRODUCT_NAME, "Geminilake") 1169 } 1170 }, 1171 { 1172 .ident = "Intel Kabylake R RVP", 1173 .matches = { 1174 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 1175 DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform") 1176 } 1177 }, 1178 { } 1179}; 1180 1181static int rt298_i2c_probe(struct i2c_client *i2c, 1182 const struct i2c_device_id *id) 1183{ 1184 struct rt298_platform_data *pdata = dev_get_platdata(&i2c->dev); 1185 struct rt298_priv *rt298; 1186 struct device *dev = &i2c->dev; 1187 const struct acpi_device_id *acpiid; 1188 int i, ret; 1189 1190 rt298 = devm_kzalloc(&i2c->dev, sizeof(*rt298), 1191 GFP_KERNEL); 1192 if (NULL == rt298) 1193 return -ENOMEM; 1194 1195 rt298->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt298_regmap); 1196 if (IS_ERR(rt298->regmap)) { 1197 ret = PTR_ERR(rt298->regmap); 1198 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1199 ret); 1200 return ret; 1201 } 1202 1203 regmap_read(rt298->regmap, 1204 RT298_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &ret); 1205 if (ret != RT298_VENDOR_ID) { 1206 dev_err(&i2c->dev, 1207 "Device with ID register %#x is not rt298\n", ret); 1208 return -ENODEV; 1209 } 1210 1211 rt298->index_cache = devm_kmemdup(&i2c->dev, rt298_index_def, 1212 sizeof(rt298_index_def), GFP_KERNEL); 1213 if (!rt298->index_cache) 1214 return -ENOMEM; 1215 1216 rt298->index_cache_size = INDEX_CACHE_SIZE; 1217 rt298->i2c = i2c; 1218 i2c_set_clientdata(i2c, rt298); 1219 1220 /* restore codec default */ 1221 for (i = 0; i < INDEX_CACHE_SIZE; i++) 1222 regmap_write(rt298->regmap, rt298->index_cache[i].reg, 1223 rt298->index_cache[i].def); 1224 for (i = 0; i < ARRAY_SIZE(rt298_reg); i++) 1225 regmap_write(rt298->regmap, rt298_reg[i].reg, 1226 rt298_reg[i].def); 1227 1228 if (pdata) 1229 rt298->pdata = *pdata; 1230 1231 /* enable jack combo mode on supported devices */ 1232 acpiid = acpi_match_device(dev->driver->acpi_match_table, dev); 1233 if (acpiid && acpiid->driver_data) { 1234 rt298->pdata = *(struct rt298_platform_data *) 1235 acpiid->driver_data; 1236 } 1237 1238 if (dmi_check_system(force_combo_jack_table)) { 1239 rt298->pdata.cbj_en = true; 1240 rt298->pdata.gpio2_en = false; 1241 } 1242 1243 /* VREF Charging */ 1244 regmap_update_bits(rt298->regmap, 0x04, 0x80, 0x80); 1245 regmap_update_bits(rt298->regmap, 0x1b, 0x860, 0x860); 1246 /* Vref2 */ 1247 regmap_update_bits(rt298->regmap, 0x08, 0x20, 0x20); 1248 1249 regmap_write(rt298->regmap, RT298_SET_AUDIO_POWER, AC_PWRST_D3); 1250 1251 for (i = 0; i < RT298_POWER_REG_LEN; i++) 1252 regmap_write(rt298->regmap, 1253 RT298_SET_POWER(rt298_support_power_controls[i]), 1254 AC_PWRST_D1); 1255 1256 if (!rt298->pdata.cbj_en) { 1257 regmap_write(rt298->regmap, RT298_CBJ_CTRL2, 0x0000); 1258 regmap_write(rt298->regmap, RT298_MIC1_DET_CTRL, 0x0816); 1259 regmap_update_bits(rt298->regmap, 1260 RT298_CBJ_CTRL1, 0xf000, 0xb000); 1261 } else { 1262 regmap_update_bits(rt298->regmap, 1263 RT298_CBJ_CTRL1, 0xf000, 0x5000); 1264 } 1265 1266 mdelay(10); 1267 1268 if (!rt298->pdata.gpio2_en) 1269 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0x40); 1270 else 1271 regmap_write(rt298->regmap, RT298_SET_DMIC2_DEFAULT, 0); 1272 1273 mdelay(10); 1274 1275 regmap_write(rt298->regmap, RT298_MISC_CTRL1, 0x0000); 1276 regmap_update_bits(rt298->regmap, 1277 RT298_WIND_FILTER_CTRL, 0x0082, 0x0082); 1278 1279 regmap_write(rt298->regmap, RT298_UNSOLICITED_INLINE_CMD, 0x81); 1280 regmap_write(rt298->regmap, RT298_UNSOLICITED_HP_OUT, 0x82); 1281 regmap_write(rt298->regmap, RT298_UNSOLICITED_MIC1, 0x84); 1282 regmap_update_bits(rt298->regmap, RT298_IRQ_FLAG_CTRL, 0x2, 0x2); 1283 1284 rt298->is_hp_in = -1; 1285 1286 if (rt298->i2c->irq) { 1287 ret = request_threaded_irq(rt298->i2c->irq, NULL, rt298_irq, 1288 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt298", rt298); 1289 if (ret != 0) { 1290 dev_err(&i2c->dev, 1291 "Failed to reguest IRQ: %d\n", ret); 1292 return ret; 1293 } 1294 } 1295 1296 ret = devm_snd_soc_register_component(&i2c->dev, 1297 &soc_component_dev_rt298, 1298 rt298_dai, ARRAY_SIZE(rt298_dai)); 1299 1300 return ret; 1301} 1302 1303static int rt298_i2c_remove(struct i2c_client *i2c) 1304{ 1305 struct rt298_priv *rt298 = i2c_get_clientdata(i2c); 1306 1307 if (i2c->irq) 1308 free_irq(i2c->irq, rt298); 1309 1310 return 0; 1311} 1312 1313 1314static struct i2c_driver rt298_i2c_driver = { 1315 .driver = { 1316 .name = "rt298", 1317 .acpi_match_table = ACPI_PTR(rt298_acpi_match), 1318 }, 1319 .probe = rt298_i2c_probe, 1320 .remove = rt298_i2c_remove, 1321 .id_table = rt298_i2c_id, 1322}; 1323 1324module_i2c_driver(rt298_i2c_driver); 1325 1326MODULE_DESCRIPTION("ASoC RT298 driver"); 1327MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); 1328MODULE_LICENSE("GPL"); 1329