1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * rt286.c -- RT286 ALSA SoC audio codec driver 4 * 5 * Copyright 2013 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/rt286.h> 29 30#include "rl6347a.h" 31#include "rt286.h" 32 33#define RT286_VENDOR_ID 0x10ec0286 34#define RT288_VENDOR_ID 0x10ec0288 35 36struct rt286_priv { 37 struct reg_default *index_cache; 38 int index_cache_size; 39 struct regmap *regmap; 40 struct snd_soc_component *component; 41 struct rt286_platform_data pdata; 42 struct i2c_client *i2c; 43 struct snd_soc_jack *jack; 44 struct delayed_work jack_detect_work; 45 int sys_clk; 46 int clk_id; 47}; 48 49static const struct reg_default rt286_index_def[] = { 50 { 0x01, 0xaaaa }, 51 { 0x02, 0x8aaa }, 52 { 0x03, 0x0002 }, 53 { 0x04, 0xaf01 }, 54 { 0x08, 0x000d }, 55 { 0x09, 0xd810 }, 56 { 0x0a, 0x0120 }, 57 { 0x0b, 0x0000 }, 58 { 0x0d, 0x2800 }, 59 { 0x0f, 0x0000 }, 60 { 0x19, 0x0a17 }, 61 { 0x20, 0x0020 }, 62 { 0x33, 0x0208 }, 63 { 0x49, 0x0004 }, 64 { 0x4f, 0x50e9 }, 65 { 0x50, 0x2000 }, 66 { 0x63, 0x2902 }, 67 { 0x67, 0x1111 }, 68 { 0x68, 0x1016 }, 69 { 0x69, 0x273f }, 70}; 71#define INDEX_CACHE_SIZE ARRAY_SIZE(rt286_index_def) 72 73static const struct reg_default rt286_reg[] = { 74 { 0x00170500, 0x00000400 }, 75 { 0x00220000, 0x00000031 }, 76 { 0x00239000, 0x0000007f }, 77 { 0x0023a000, 0x0000007f }, 78 { 0x00270500, 0x00000400 }, 79 { 0x00370500, 0x00000400 }, 80 { 0x00870500, 0x00000400 }, 81 { 0x00920000, 0x00000031 }, 82 { 0x00935000, 0x000000c3 }, 83 { 0x00936000, 0x000000c3 }, 84 { 0x00970500, 0x00000400 }, 85 { 0x00b37000, 0x00000097 }, 86 { 0x00b37200, 0x00000097 }, 87 { 0x00b37300, 0x00000097 }, 88 { 0x00c37000, 0x00000000 }, 89 { 0x00c37100, 0x00000080 }, 90 { 0x01270500, 0x00000400 }, 91 { 0x01370500, 0x00000400 }, 92 { 0x01371f00, 0x411111f0 }, 93 { 0x01439000, 0x00000080 }, 94 { 0x0143a000, 0x00000080 }, 95 { 0x01470700, 0x00000000 }, 96 { 0x01470500, 0x00000400 }, 97 { 0x01470c00, 0x00000000 }, 98 { 0x01470100, 0x00000000 }, 99 { 0x01837000, 0x00000000 }, 100 { 0x01870500, 0x00000400 }, 101 { 0x02050000, 0x00000000 }, 102 { 0x02139000, 0x00000080 }, 103 { 0x0213a000, 0x00000080 }, 104 { 0x02170100, 0x00000000 }, 105 { 0x02170500, 0x00000400 }, 106 { 0x02170700, 0x00000000 }, 107 { 0x02270100, 0x00000000 }, 108 { 0x02370100, 0x00000000 }, 109 { 0x01870700, 0x00000020 }, 110 { 0x00830000, 0x000000c3 }, 111 { 0x00930000, 0x000000c3 }, 112 { 0x01270700, 0x00000000 }, 113}; 114 115static bool rt286_volatile_register(struct device *dev, unsigned int reg) 116{ 117 switch (reg) { 118 case 0 ... 0xff: 119 case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 120 case RT286_GET_HP_SENSE: 121 case RT286_GET_MIC1_SENSE: 122 case RT286_PROC_COEF: 123 return true; 124 default: 125 return false; 126 } 127 128 129} 130 131static bool rt286_readable_register(struct device *dev, unsigned int reg) 132{ 133 switch (reg) { 134 case 0 ... 0xff: 135 case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 136 case RT286_GET_HP_SENSE: 137 case RT286_GET_MIC1_SENSE: 138 case RT286_SET_AUDIO_POWER: 139 case RT286_SET_HPO_POWER: 140 case RT286_SET_SPK_POWER: 141 case RT286_SET_DMIC1_POWER: 142 case RT286_SPK_MUX: 143 case RT286_HPO_MUX: 144 case RT286_ADC0_MUX: 145 case RT286_ADC1_MUX: 146 case RT286_SET_MIC1: 147 case RT286_SET_PIN_HPO: 148 case RT286_SET_PIN_SPK: 149 case RT286_SET_PIN_DMIC1: 150 case RT286_SPK_EAPD: 151 case RT286_SET_AMP_GAIN_HPO: 152 case RT286_SET_DMIC2_DEFAULT: 153 case RT286_DACL_GAIN: 154 case RT286_DACR_GAIN: 155 case RT286_ADCL_GAIN: 156 case RT286_ADCR_GAIN: 157 case RT286_MIC_GAIN: 158 case RT286_SPOL_GAIN: 159 case RT286_SPOR_GAIN: 160 case RT286_HPOL_GAIN: 161 case RT286_HPOR_GAIN: 162 case RT286_F_DAC_SWITCH: 163 case RT286_F_RECMIX_SWITCH: 164 case RT286_REC_MIC_SWITCH: 165 case RT286_REC_I2S_SWITCH: 166 case RT286_REC_LINE_SWITCH: 167 case RT286_REC_BEEP_SWITCH: 168 case RT286_DAC_FORMAT: 169 case RT286_ADC_FORMAT: 170 case RT286_COEF_INDEX: 171 case RT286_PROC_COEF: 172 case RT286_SET_AMP_GAIN_ADC_IN1: 173 case RT286_SET_AMP_GAIN_ADC_IN2: 174 case RT286_SET_GPIO_MASK: 175 case RT286_SET_GPIO_DIRECTION: 176 case RT286_SET_GPIO_DATA: 177 case RT286_SET_POWER(RT286_DAC_OUT1): 178 case RT286_SET_POWER(RT286_DAC_OUT2): 179 case RT286_SET_POWER(RT286_ADC_IN1): 180 case RT286_SET_POWER(RT286_ADC_IN2): 181 case RT286_SET_POWER(RT286_DMIC2): 182 case RT286_SET_POWER(RT286_MIC1): 183 return true; 184 default: 185 return false; 186 } 187} 188 189#ifdef CONFIG_PM 190static void rt286_index_sync(struct snd_soc_component *component) 191{ 192 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 193 int i; 194 195 for (i = 0; i < INDEX_CACHE_SIZE; i++) { 196 snd_soc_component_write(component, rt286->index_cache[i].reg, 197 rt286->index_cache[i].def); 198 } 199} 200#endif 201 202static int rt286_support_power_controls[] = { 203 RT286_DAC_OUT1, 204 RT286_DAC_OUT2, 205 RT286_ADC_IN1, 206 RT286_ADC_IN2, 207 RT286_MIC1, 208 RT286_DMIC1, 209 RT286_DMIC2, 210 RT286_SPK_OUT, 211 RT286_HP_OUT, 212}; 213#define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls) 214 215static int rt286_jack_detect(struct rt286_priv *rt286, bool *hp, bool *mic) 216{ 217 struct snd_soc_dapm_context *dapm; 218 unsigned int val, buf; 219 220 *hp = false; 221 *mic = false; 222 223 if (!rt286->component) 224 return -EINVAL; 225 226 dapm = snd_soc_component_get_dapm(rt286->component); 227 228 if (rt286->pdata.cbj_en) { 229 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 230 *hp = buf & 0x80000000; 231 if (*hp) { 232 /* power on HV,VERF */ 233 regmap_update_bits(rt286->regmap, 234 RT286_DC_GAIN, 0x200, 0x200); 235 236 snd_soc_dapm_force_enable_pin(dapm, "HV"); 237 snd_soc_dapm_force_enable_pin(dapm, "VREF"); 238 /* power LDO1 */ 239 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 240 snd_soc_dapm_sync(dapm); 241 242 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x24); 243 msleep(50); 244 245 regmap_update_bits(rt286->regmap, 246 RT286_CBJ_CTRL1, 0xfcc0, 0xd400); 247 msleep(300); 248 regmap_read(rt286->regmap, RT286_CBJ_CTRL2, &val); 249 250 if (0x0070 == (val & 0x0070)) { 251 *mic = true; 252 } else { 253 regmap_update_bits(rt286->regmap, 254 RT286_CBJ_CTRL1, 0xfcc0, 0xe400); 255 msleep(300); 256 regmap_read(rt286->regmap, 257 RT286_CBJ_CTRL2, &val); 258 if (0x0070 == (val & 0x0070)) 259 *mic = true; 260 else 261 *mic = false; 262 } 263 regmap_update_bits(rt286->regmap, 264 RT286_DC_GAIN, 0x200, 0x0); 265 266 } else { 267 *mic = false; 268 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x20); 269 regmap_update_bits(rt286->regmap, 270 RT286_CBJ_CTRL1, 0x0400, 0x0000); 271 } 272 } else { 273 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 274 *hp = buf & 0x80000000; 275 regmap_read(rt286->regmap, RT286_GET_MIC1_SENSE, &buf); 276 *mic = buf & 0x80000000; 277 } 278 279 if (!*hp) { 280 snd_soc_dapm_disable_pin(dapm, "HV"); 281 snd_soc_dapm_disable_pin(dapm, "VREF"); 282 snd_soc_dapm_disable_pin(dapm, "LDO1"); 283 snd_soc_dapm_sync(dapm); 284 } 285 286 return 0; 287} 288 289static void rt286_jack_detect_work(struct work_struct *work) 290{ 291 struct rt286_priv *rt286 = 292 container_of(work, struct rt286_priv, jack_detect_work.work); 293 int status = 0; 294 bool hp = false; 295 bool mic = false; 296 297 rt286_jack_detect(rt286, &hp, &mic); 298 299 if (hp) 300 status |= SND_JACK_HEADPHONE; 301 302 if (mic) 303 status |= SND_JACK_MICROPHONE; 304 305 snd_soc_jack_report(rt286->jack, status, 306 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 307} 308 309int rt286_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack) 310{ 311 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 312 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 313 314 rt286->jack = jack; 315 316 if (jack) { 317 /* enable IRQ */ 318 if (rt286->jack->status & SND_JACK_HEADPHONE) 319 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 320 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x2); 321 /* Send an initial empty report */ 322 snd_soc_jack_report(rt286->jack, rt286->jack->status, 323 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 324 } else { 325 /* disable IRQ */ 326 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x0); 327 snd_soc_dapm_disable_pin(dapm, "LDO1"); 328 } 329 snd_soc_dapm_sync(dapm); 330 331 return 0; 332} 333EXPORT_SYMBOL_GPL(rt286_mic_detect); 334 335static int is_mclk_mode(struct snd_soc_dapm_widget *source, 336 struct snd_soc_dapm_widget *sink) 337{ 338 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 339 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 340 341 if (rt286->clk_id == RT286_SCLK_S_MCLK) 342 return 1; 343 else 344 return 0; 345} 346 347static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); 348static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); 349 350static const struct snd_kcontrol_new rt286_snd_controls[] = { 351 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN, 352 RT286_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), 353 SOC_DOUBLE_R("ADC0 Capture Switch", RT286_ADCL_GAIN, 354 RT286_ADCR_GAIN, 7, 1, 1), 355 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN, 356 RT286_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), 357 SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN, 358 0, 0x3, 0, mic_vol_tlv), 359 SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN, 360 RT286_SPOR_GAIN, RT286_MUTE_SFT, 1, 1), 361}; 362 363/* Digital Mixer */ 364static const struct snd_kcontrol_new rt286_front_mix[] = { 365 SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH, 366 RT286_MUTE_SFT, 1, 1), 367 SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH, 368 RT286_MUTE_SFT, 1, 1), 369}; 370 371/* Analog Input Mixer */ 372static const struct snd_kcontrol_new rt286_rec_mix[] = { 373 SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH, 374 RT286_MUTE_SFT, 1, 1), 375 SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH, 376 RT286_MUTE_SFT, 1, 1), 377 SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH, 378 RT286_MUTE_SFT, 1, 1), 379 SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH, 380 RT286_MUTE_SFT, 1, 1), 381}; 382 383static const struct snd_kcontrol_new spo_enable_control = 384 SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK, 385 RT286_SET_PIN_SFT, 1, 0); 386 387static const struct snd_kcontrol_new hpol_enable_control = 388 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN, 389 RT286_MUTE_SFT, 1, 1); 390 391static const struct snd_kcontrol_new hpor_enable_control = 392 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN, 393 RT286_MUTE_SFT, 1, 1); 394 395/* ADC0 source */ 396static const char * const rt286_adc_src[] = { 397 "Mic", "RECMIX", "Dmic" 398}; 399 400static const int rt286_adc_values[] = { 401 0, 4, 5, 402}; 403 404static SOC_VALUE_ENUM_SINGLE_DECL( 405 rt286_adc0_enum, RT286_ADC0_MUX, RT286_ADC_SEL_SFT, 406 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 407 408static const struct snd_kcontrol_new rt286_adc0_mux = 409 SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum); 410 411static SOC_VALUE_ENUM_SINGLE_DECL( 412 rt286_adc1_enum, RT286_ADC1_MUX, RT286_ADC_SEL_SFT, 413 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 414 415static const struct snd_kcontrol_new rt286_adc1_mux = 416 SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum); 417 418static const char * const rt286_dac_src[] = { 419 "Front", "Surround" 420}; 421/* HP-OUT source */ 422static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum, RT286_HPO_MUX, 423 0, rt286_dac_src); 424 425static const struct snd_kcontrol_new rt286_hpo_mux = 426SOC_DAPM_ENUM("HPO source", rt286_hpo_enum); 427 428/* SPK-OUT source */ 429static SOC_ENUM_SINGLE_DECL(rt286_spo_enum, RT286_SPK_MUX, 430 0, rt286_dac_src); 431 432static const struct snd_kcontrol_new rt286_spo_mux = 433SOC_DAPM_ENUM("SPO source", rt286_spo_enum); 434 435static int rt286_spk_event(struct snd_soc_dapm_widget *w, 436 struct snd_kcontrol *kcontrol, int event) 437{ 438 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 439 440 switch (event) { 441 case SND_SOC_DAPM_POST_PMU: 442 snd_soc_component_write(component, 443 RT286_SPK_EAPD, RT286_SET_EAPD_HIGH); 444 break; 445 case SND_SOC_DAPM_PRE_PMD: 446 snd_soc_component_write(component, 447 RT286_SPK_EAPD, RT286_SET_EAPD_LOW); 448 break; 449 450 default: 451 return 0; 452 } 453 454 return 0; 455} 456 457static int rt286_set_dmic1_event(struct snd_soc_dapm_widget *w, 458 struct snd_kcontrol *kcontrol, int event) 459{ 460 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 461 462 switch (event) { 463 case SND_SOC_DAPM_POST_PMU: 464 snd_soc_component_write(component, RT286_SET_PIN_DMIC1, 0x20); 465 break; 466 case SND_SOC_DAPM_PRE_PMD: 467 snd_soc_component_write(component, RT286_SET_PIN_DMIC1, 0); 468 break; 469 default: 470 return 0; 471 } 472 473 return 0; 474} 475 476static int rt286_ldo2_event(struct snd_soc_dapm_widget *w, 477 struct snd_kcontrol *kcontrol, int event) 478{ 479 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 480 481 switch (event) { 482 case SND_SOC_DAPM_POST_PMU: 483 snd_soc_component_update_bits(component, RT286_POWER_CTRL2, 0x38, 0x08); 484 break; 485 case SND_SOC_DAPM_PRE_PMD: 486 snd_soc_component_update_bits(component, RT286_POWER_CTRL2, 0x38, 0x30); 487 break; 488 default: 489 return 0; 490 } 491 492 return 0; 493} 494 495static int rt286_mic1_event(struct snd_soc_dapm_widget *w, 496 struct snd_kcontrol *kcontrol, int event) 497{ 498 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 499 500 switch (event) { 501 case SND_SOC_DAPM_PRE_PMU: 502 snd_soc_component_update_bits(component, 503 RT286_A_BIAS_CTRL3, 0xc000, 0x8000); 504 snd_soc_component_update_bits(component, 505 RT286_A_BIAS_CTRL2, 0xc000, 0x8000); 506 break; 507 case SND_SOC_DAPM_POST_PMD: 508 snd_soc_component_update_bits(component, 509 RT286_A_BIAS_CTRL3, 0xc000, 0x0000); 510 snd_soc_component_update_bits(component, 511 RT286_A_BIAS_CTRL2, 0xc000, 0x0000); 512 break; 513 default: 514 return 0; 515 } 516 517 return 0; 518} 519 520static const struct snd_soc_dapm_widget rt286_dapm_widgets[] = { 521 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT286_POWER_CTRL1, 522 12, 1, NULL, 0), 523 SND_SOC_DAPM_SUPPLY("VREF", RT286_POWER_CTRL1, 524 0, 1, NULL, 0), 525 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT286_POWER_CTRL2, 526 2, 0, NULL, 0), 527 SND_SOC_DAPM_SUPPLY_S("LDO2", 2, RT286_POWER_CTRL1, 528 13, 1, rt286_ldo2_event, SND_SOC_DAPM_PRE_PMD | 529 SND_SOC_DAPM_POST_PMU), 530 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT286_PLL_CTRL1, 531 5, 0, NULL, 0), 532 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, 533 0, 0, rt286_mic1_event, SND_SOC_DAPM_PRE_PMU | 534 SND_SOC_DAPM_POST_PMD), 535 536 /* Input Lines */ 537 SND_SOC_DAPM_INPUT("DMIC1 Pin"), 538 SND_SOC_DAPM_INPUT("DMIC2 Pin"), 539 SND_SOC_DAPM_INPUT("MIC1"), 540 SND_SOC_DAPM_INPUT("LINE1"), 541 SND_SOC_DAPM_INPUT("Beep"), 542 543 /* DMIC */ 544 SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1), 0, 1, 545 NULL, 0, rt286_set_dmic1_event, 546 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 547 SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2), 0, 1, 548 NULL, 0), 549 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, 550 0, 0, NULL, 0), 551 552 /* REC Mixer */ 553 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, 554 rt286_rec_mix, ARRAY_SIZE(rt286_rec_mix)), 555 556 /* ADCs */ 557 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), 558 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), 559 560 /* ADC Mux */ 561 SND_SOC_DAPM_MUX("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1), 0, 1, 562 &rt286_adc0_mux), 563 SND_SOC_DAPM_MUX("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2), 0, 1, 564 &rt286_adc1_mux), 565 566 /* Audio Interface */ 567 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), 568 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), 569 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), 570 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), 571 572 /* Output Side */ 573 /* DACs */ 574 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), 575 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), 576 577 /* Output Mux */ 578 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt286_spo_mux), 579 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt286_hpo_mux), 580 581 SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO, 582 RT286_SET_PIN_SFT, 0, NULL, 0), 583 584 /* Output Mixer */ 585 SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1), 0, 1, 586 rt286_front_mix, ARRAY_SIZE(rt286_front_mix)), 587 SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2), 0, 1, 588 NULL, 0), 589 590 /* Output Pga */ 591 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, 592 &spo_enable_control, rt286_spk_event, 593 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 594 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, 595 &hpol_enable_control), 596 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, 597 &hpor_enable_control), 598 599 /* Output Lines */ 600 SND_SOC_DAPM_OUTPUT("SPOL"), 601 SND_SOC_DAPM_OUTPUT("SPOR"), 602 SND_SOC_DAPM_OUTPUT("HPO Pin"), 603 SND_SOC_DAPM_OUTPUT("SPDIF"), 604}; 605 606static const struct snd_soc_dapm_route rt286_dapm_routes[] = { 607 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, 608 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, 609 {"Front", NULL, "MCLK MODE", is_mclk_mode}, 610 {"Surround", NULL, "MCLK MODE", is_mclk_mode}, 611 612 {"HP Power", NULL, "LDO1"}, 613 {"HP Power", NULL, "LDO2"}, 614 615 {"MIC1", NULL, "LDO1"}, 616 {"MIC1", NULL, "LDO2"}, 617 {"MIC1", NULL, "HV"}, 618 {"MIC1", NULL, "VREF"}, 619 {"MIC1", NULL, "MIC1 Input Buffer"}, 620 621 {"SPO", NULL, "LDO1"}, 622 {"SPO", NULL, "LDO2"}, 623 {"SPO", NULL, "HV"}, 624 {"SPO", NULL, "VREF"}, 625 626 {"DMIC1", NULL, "DMIC1 Pin"}, 627 {"DMIC2", NULL, "DMIC2 Pin"}, 628 {"DMIC1", NULL, "DMIC Receiver"}, 629 {"DMIC2", NULL, "DMIC Receiver"}, 630 631 {"RECMIX", "Beep Switch", "Beep"}, 632 {"RECMIX", "Line1 Switch", "LINE1"}, 633 {"RECMIX", "Mic1 Switch", "MIC1"}, 634 635 {"ADC 0 Mux", "Dmic", "DMIC1"}, 636 {"ADC 0 Mux", "RECMIX", "RECMIX"}, 637 {"ADC 0 Mux", "Mic", "MIC1"}, 638 {"ADC 1 Mux", "Dmic", "DMIC2"}, 639 {"ADC 1 Mux", "RECMIX", "RECMIX"}, 640 {"ADC 1 Mux", "Mic", "MIC1"}, 641 642 {"ADC 0", NULL, "ADC 0 Mux"}, 643 {"ADC 1", NULL, "ADC 1 Mux"}, 644 645 {"AIF1TX", NULL, "ADC 0"}, 646 {"AIF2TX", NULL, "ADC 1"}, 647 648 {"DAC 0", NULL, "AIF1RX"}, 649 {"DAC 1", NULL, "AIF2RX"}, 650 651 {"Front", "DAC Switch", "DAC 0"}, 652 {"Front", "RECMIX Switch", "RECMIX"}, 653 654 {"Surround", NULL, "DAC 1"}, 655 656 {"SPK Mux", "Front", "Front"}, 657 {"SPK Mux", "Surround", "Surround"}, 658 659 {"HPO Mux", "Front", "Front"}, 660 {"HPO Mux", "Surround", "Surround"}, 661 662 {"SPO", "Switch", "SPK Mux"}, 663 {"HPO L", "Switch", "HPO Mux"}, 664 {"HPO R", "Switch", "HPO Mux"}, 665 {"HPO L", NULL, "HP Power"}, 666 {"HPO R", NULL, "HP Power"}, 667 668 {"SPOL", NULL, "SPO"}, 669 {"SPOR", NULL, "SPO"}, 670 {"HPO Pin", NULL, "HPO L"}, 671 {"HPO Pin", NULL, "HPO R"}, 672}; 673 674static int rt286_hw_params(struct snd_pcm_substream *substream, 675 struct snd_pcm_hw_params *params, 676 struct snd_soc_dai *dai) 677{ 678 struct snd_soc_component *component = dai->component; 679 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 680 unsigned int val = 0; 681 int d_len_code; 682 683 switch (params_rate(params)) { 684 /* bit 14 0:48K 1:44.1K */ 685 case 44100: 686 val |= 0x4000; 687 break; 688 case 48000: 689 break; 690 default: 691 dev_err(component->dev, "Unsupported sample rate %d\n", 692 params_rate(params)); 693 return -EINVAL; 694 } 695 switch (rt286->sys_clk) { 696 case 12288000: 697 case 24576000: 698 if (params_rate(params) != 48000) { 699 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 700 params_rate(params), rt286->sys_clk); 701 return -EINVAL; 702 } 703 break; 704 case 11289600: 705 case 22579200: 706 if (params_rate(params) != 44100) { 707 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 708 params_rate(params), rt286->sys_clk); 709 return -EINVAL; 710 } 711 break; 712 } 713 714 if (params_channels(params) <= 16) { 715 /* bit 3:0 Number of Channel */ 716 val |= (params_channels(params) - 1); 717 } else { 718 dev_err(component->dev, "Unsupported channels %d\n", 719 params_channels(params)); 720 return -EINVAL; 721 } 722 723 d_len_code = 0; 724 switch (params_width(params)) { 725 /* bit 6:4 Bits per Sample */ 726 case 16: 727 d_len_code = 0; 728 val |= (0x1 << 4); 729 break; 730 case 32: 731 d_len_code = 2; 732 val |= (0x4 << 4); 733 break; 734 case 20: 735 d_len_code = 1; 736 val |= (0x2 << 4); 737 break; 738 case 24: 739 d_len_code = 2; 740 val |= (0x3 << 4); 741 break; 742 case 8: 743 d_len_code = 3; 744 break; 745 default: 746 return -EINVAL; 747 } 748 749 snd_soc_component_update_bits(component, 750 RT286_I2S_CTRL1, 0x0018, d_len_code << 3); 751 dev_dbg(component->dev, "format val = 0x%x\n", val); 752 753 snd_soc_component_update_bits(component, RT286_DAC_FORMAT, 0x407f, val); 754 snd_soc_component_update_bits(component, RT286_ADC_FORMAT, 0x407f, val); 755 756 return 0; 757} 758 759static int rt286_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 760{ 761 struct snd_soc_component *component = dai->component; 762 763 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 764 case SND_SOC_DAIFMT_CBM_CFM: 765 snd_soc_component_update_bits(component, 766 RT286_I2S_CTRL1, 0x800, 0x800); 767 break; 768 case SND_SOC_DAIFMT_CBS_CFS: 769 snd_soc_component_update_bits(component, 770 RT286_I2S_CTRL1, 0x800, 0x0); 771 break; 772 default: 773 return -EINVAL; 774 } 775 776 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 777 case SND_SOC_DAIFMT_I2S: 778 snd_soc_component_update_bits(component, 779 RT286_I2S_CTRL1, 0x300, 0x0); 780 break; 781 case SND_SOC_DAIFMT_LEFT_J: 782 snd_soc_component_update_bits(component, 783 RT286_I2S_CTRL1, 0x300, 0x1 << 8); 784 break; 785 case SND_SOC_DAIFMT_DSP_A: 786 snd_soc_component_update_bits(component, 787 RT286_I2S_CTRL1, 0x300, 0x2 << 8); 788 break; 789 case SND_SOC_DAIFMT_DSP_B: 790 snd_soc_component_update_bits(component, 791 RT286_I2S_CTRL1, 0x300, 0x3 << 8); 792 break; 793 default: 794 return -EINVAL; 795 } 796 /* bit 15 Stream Type 0:PCM 1:Non-PCM */ 797 snd_soc_component_update_bits(component, RT286_DAC_FORMAT, 0x8000, 0); 798 snd_soc_component_update_bits(component, RT286_ADC_FORMAT, 0x8000, 0); 799 800 return 0; 801} 802 803static int rt286_set_dai_sysclk(struct snd_soc_dai *dai, 804 int clk_id, unsigned int freq, int dir) 805{ 806 struct snd_soc_component *component = dai->component; 807 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 808 809 dev_dbg(component->dev, "%s freq=%d\n", __func__, freq); 810 811 if (RT286_SCLK_S_MCLK == clk_id) { 812 snd_soc_component_update_bits(component, 813 RT286_I2S_CTRL2, 0x0100, 0x0); 814 snd_soc_component_update_bits(component, 815 RT286_PLL_CTRL1, 0x20, 0x20); 816 } else { 817 snd_soc_component_update_bits(component, 818 RT286_I2S_CTRL2, 0x0100, 0x0100); 819 snd_soc_component_update_bits(component, 820 RT286_PLL_CTRL, 0x4, 0x4); 821 snd_soc_component_update_bits(component, 822 RT286_PLL_CTRL1, 0x20, 0x0); 823 } 824 825 switch (freq) { 826 case 19200000: 827 if (RT286_SCLK_S_MCLK == clk_id) { 828 dev_err(component->dev, "Should not use MCLK\n"); 829 return -EINVAL; 830 } 831 snd_soc_component_update_bits(component, 832 RT286_I2S_CTRL2, 0x40, 0x40); 833 break; 834 case 24000000: 835 if (RT286_SCLK_S_MCLK == clk_id) { 836 dev_err(component->dev, "Should not use MCLK\n"); 837 return -EINVAL; 838 } 839 snd_soc_component_update_bits(component, 840 RT286_I2S_CTRL2, 0x40, 0x0); 841 break; 842 case 12288000: 843 case 11289600: 844 snd_soc_component_update_bits(component, 845 RT286_I2S_CTRL2, 0x8, 0x0); 846 snd_soc_component_update_bits(component, 847 RT286_CLK_DIV, 0xfc1e, 0x0004); 848 break; 849 case 24576000: 850 case 22579200: 851 snd_soc_component_update_bits(component, 852 RT286_I2S_CTRL2, 0x8, 0x8); 853 snd_soc_component_update_bits(component, 854 RT286_CLK_DIV, 0xfc1e, 0x5406); 855 break; 856 default: 857 dev_err(component->dev, "Unsupported system clock\n"); 858 return -EINVAL; 859 } 860 861 rt286->sys_clk = freq; 862 rt286->clk_id = clk_id; 863 864 return 0; 865} 866 867static int rt286_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) 868{ 869 struct snd_soc_component *component = dai->component; 870 871 dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio); 872 if (50 == ratio) 873 snd_soc_component_update_bits(component, 874 RT286_I2S_CTRL1, 0x1000, 0x1000); 875 else 876 snd_soc_component_update_bits(component, 877 RT286_I2S_CTRL1, 0x1000, 0x0); 878 879 880 return 0; 881} 882 883static int rt286_set_bias_level(struct snd_soc_component *component, 884 enum snd_soc_bias_level level) 885{ 886 switch (level) { 887 case SND_SOC_BIAS_PREPARE: 888 if (SND_SOC_BIAS_STANDBY == snd_soc_component_get_bias_level(component)) { 889 snd_soc_component_write(component, 890 RT286_SET_AUDIO_POWER, AC_PWRST_D0); 891 snd_soc_component_update_bits(component, 892 RT286_DC_GAIN, 0x200, 0x200); 893 } 894 break; 895 896 case SND_SOC_BIAS_ON: 897 mdelay(10); 898 snd_soc_component_update_bits(component, 899 RT286_DC_GAIN, 0x200, 0x0); 900 901 break; 902 903 case SND_SOC_BIAS_STANDBY: 904 snd_soc_component_write(component, 905 RT286_SET_AUDIO_POWER, AC_PWRST_D3); 906 break; 907 908 default: 909 break; 910 } 911 912 return 0; 913} 914 915static irqreturn_t rt286_irq(int irq, void *data) 916{ 917 struct rt286_priv *rt286 = data; 918 bool hp = false; 919 bool mic = false; 920 int status = 0; 921 922 rt286_jack_detect(rt286, &hp, &mic); 923 924 /* Clear IRQ */ 925 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x1, 0x1); 926 927 if (hp) 928 status |= SND_JACK_HEADPHONE; 929 930 if (mic) 931 status |= SND_JACK_MICROPHONE; 932 933 snd_soc_jack_report(rt286->jack, status, 934 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 935 936 pm_wakeup_event(&rt286->i2c->dev, 300); 937 938 return IRQ_HANDLED; 939} 940 941static int rt286_probe(struct snd_soc_component *component) 942{ 943 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 944 945 rt286->component = component; 946 947 if (rt286->i2c->irq) { 948 regmap_update_bits(rt286->regmap, 949 RT286_IRQ_CTRL, 0x2, 0x2); 950 951 INIT_DELAYED_WORK(&rt286->jack_detect_work, 952 rt286_jack_detect_work); 953 schedule_delayed_work(&rt286->jack_detect_work, 954 msecs_to_jiffies(1250)); 955 } 956 957 return 0; 958} 959 960static void rt286_remove(struct snd_soc_component *component) 961{ 962 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 963 964 cancel_delayed_work_sync(&rt286->jack_detect_work); 965} 966 967#ifdef CONFIG_PM 968static int rt286_suspend(struct snd_soc_component *component) 969{ 970 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 971 972 regcache_cache_only(rt286->regmap, true); 973 regcache_mark_dirty(rt286->regmap); 974 975 return 0; 976} 977 978static int rt286_resume(struct snd_soc_component *component) 979{ 980 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 981 982 regcache_cache_only(rt286->regmap, false); 983 rt286_index_sync(component); 984 regcache_sync(rt286->regmap); 985 986 return 0; 987} 988#else 989#define rt286_suspend NULL 990#define rt286_resume NULL 991#endif 992 993#define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) 994#define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 995 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) 996 997static const struct snd_soc_dai_ops rt286_aif_dai_ops = { 998 .hw_params = rt286_hw_params, 999 .set_fmt = rt286_set_dai_fmt, 1000 .set_sysclk = rt286_set_dai_sysclk, 1001 .set_bclk_ratio = rt286_set_bclk_ratio, 1002}; 1003 1004static struct snd_soc_dai_driver rt286_dai[] = { 1005 { 1006 .name = "rt286-aif1", 1007 .id = RT286_AIF1, 1008 .playback = { 1009 .stream_name = "AIF1 Playback", 1010 .channels_min = 1, 1011 .channels_max = 2, 1012 .rates = RT286_STEREO_RATES, 1013 .formats = RT286_FORMATS, 1014 }, 1015 .capture = { 1016 .stream_name = "AIF1 Capture", 1017 .channels_min = 1, 1018 .channels_max = 2, 1019 .rates = RT286_STEREO_RATES, 1020 .formats = RT286_FORMATS, 1021 }, 1022 .ops = &rt286_aif_dai_ops, 1023 .symmetric_rates = 1, 1024 }, 1025 { 1026 .name = "rt286-aif2", 1027 .id = RT286_AIF2, 1028 .playback = { 1029 .stream_name = "AIF2 Playback", 1030 .channels_min = 1, 1031 .channels_max = 2, 1032 .rates = RT286_STEREO_RATES, 1033 .formats = RT286_FORMATS, 1034 }, 1035 .capture = { 1036 .stream_name = "AIF2 Capture", 1037 .channels_min = 1, 1038 .channels_max = 2, 1039 .rates = RT286_STEREO_RATES, 1040 .formats = RT286_FORMATS, 1041 }, 1042 .ops = &rt286_aif_dai_ops, 1043 .symmetric_rates = 1, 1044 }, 1045 1046}; 1047 1048static const struct snd_soc_component_driver soc_component_dev_rt286 = { 1049 .probe = rt286_probe, 1050 .remove = rt286_remove, 1051 .suspend = rt286_suspend, 1052 .resume = rt286_resume, 1053 .set_bias_level = rt286_set_bias_level, 1054 .controls = rt286_snd_controls, 1055 .num_controls = ARRAY_SIZE(rt286_snd_controls), 1056 .dapm_widgets = rt286_dapm_widgets, 1057 .num_dapm_widgets = ARRAY_SIZE(rt286_dapm_widgets), 1058 .dapm_routes = rt286_dapm_routes, 1059 .num_dapm_routes = ARRAY_SIZE(rt286_dapm_routes), 1060 .use_pmdown_time = 1, 1061 .endianness = 1, 1062 .non_legacy_dai_naming = 1, 1063}; 1064 1065static const struct regmap_config rt286_regmap = { 1066 .reg_bits = 32, 1067 .val_bits = 32, 1068 .max_register = 0x02370100, 1069 .volatile_reg = rt286_volatile_register, 1070 .readable_reg = rt286_readable_register, 1071 .reg_write = rl6347a_hw_write, 1072 .reg_read = rl6347a_hw_read, 1073 .cache_type = REGCACHE_RBTREE, 1074 .reg_defaults = rt286_reg, 1075 .num_reg_defaults = ARRAY_SIZE(rt286_reg), 1076}; 1077 1078static const struct i2c_device_id rt286_i2c_id[] = { 1079 {"rt286", 0}, 1080 {"rt288", 0}, 1081 {} 1082}; 1083MODULE_DEVICE_TABLE(i2c, rt286_i2c_id); 1084 1085#ifdef CONFIG_ACPI 1086static const struct acpi_device_id rt286_acpi_match[] = { 1087 { "INT343A", 0 }, 1088 {}, 1089}; 1090MODULE_DEVICE_TABLE(acpi, rt286_acpi_match); 1091#endif 1092 1093static const struct dmi_system_id force_combo_jack_table[] = { 1094 { 1095 .ident = "Intel Wilson Beach", 1096 .matches = { 1097 DMI_MATCH(DMI_BOARD_NAME, "Wilson Beach SDS") 1098 } 1099 }, 1100 { 1101 .ident = "Intel Skylake RVP", 1102 .matches = { 1103 DMI_MATCH(DMI_PRODUCT_NAME, "Skylake Client platform") 1104 } 1105 }, 1106 { 1107 .ident = "Intel Kabylake RVP", 1108 .matches = { 1109 DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform") 1110 } 1111 }, 1112 { 1113 .ident = "Thinkpad Helix 2nd", 1114 .matches = { 1115 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1116 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Helix 2nd") 1117 } 1118 }, 1119 1120 { } 1121}; 1122 1123static const struct dmi_system_id dmi_dell[] = { 1124 { 1125 .ident = "Dell", 1126 .matches = { 1127 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 1128 } 1129 }, 1130 { } 1131}; 1132 1133static int rt286_i2c_probe(struct i2c_client *i2c, 1134 const struct i2c_device_id *id) 1135{ 1136 struct rt286_platform_data *pdata = dev_get_platdata(&i2c->dev); 1137 struct rt286_priv *rt286; 1138 int i, ret, vendor_id; 1139 1140 rt286 = devm_kzalloc(&i2c->dev, sizeof(*rt286), 1141 GFP_KERNEL); 1142 if (NULL == rt286) 1143 return -ENOMEM; 1144 1145 rt286->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt286_regmap); 1146 if (IS_ERR(rt286->regmap)) { 1147 ret = PTR_ERR(rt286->regmap); 1148 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1149 ret); 1150 return ret; 1151 } 1152 1153 ret = regmap_read(rt286->regmap, 1154 RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &vendor_id); 1155 if (ret != 0) { 1156 dev_err(&i2c->dev, "I2C error %d\n", ret); 1157 return ret; 1158 } 1159 if (vendor_id != RT286_VENDOR_ID && vendor_id != RT288_VENDOR_ID) { 1160 dev_err(&i2c->dev, 1161 "Device with ID register %#x is not rt286\n", 1162 vendor_id); 1163 return -ENODEV; 1164 } 1165 1166 rt286->index_cache = devm_kmemdup(&i2c->dev, rt286_index_def, 1167 sizeof(rt286_index_def), GFP_KERNEL); 1168 if (!rt286->index_cache) 1169 return -ENOMEM; 1170 1171 rt286->index_cache_size = INDEX_CACHE_SIZE; 1172 rt286->i2c = i2c; 1173 i2c_set_clientdata(i2c, rt286); 1174 1175 /* restore codec default */ 1176 for (i = 0; i < INDEX_CACHE_SIZE; i++) 1177 regmap_write(rt286->regmap, rt286->index_cache[i].reg, 1178 rt286->index_cache[i].def); 1179 for (i = 0; i < ARRAY_SIZE(rt286_reg); i++) 1180 regmap_write(rt286->regmap, rt286_reg[i].reg, 1181 rt286_reg[i].def); 1182 1183 if (pdata) 1184 rt286->pdata = *pdata; 1185 1186 if ((vendor_id == RT288_VENDOR_ID && dmi_check_system(dmi_dell)) || 1187 dmi_check_system(force_combo_jack_table)) 1188 rt286->pdata.cbj_en = true; 1189 1190 regmap_write(rt286->regmap, RT286_SET_AUDIO_POWER, AC_PWRST_D3); 1191 1192 for (i = 0; i < RT286_POWER_REG_LEN; i++) 1193 regmap_write(rt286->regmap, 1194 RT286_SET_POWER(rt286_support_power_controls[i]), 1195 AC_PWRST_D1); 1196 1197 if (!rt286->pdata.cbj_en) { 1198 regmap_write(rt286->regmap, RT286_CBJ_CTRL2, 0x0000); 1199 regmap_write(rt286->regmap, RT286_MIC1_DET_CTRL, 0x0816); 1200 regmap_update_bits(rt286->regmap, 1201 RT286_CBJ_CTRL1, 0xf000, 0xb000); 1202 } else { 1203 regmap_update_bits(rt286->regmap, 1204 RT286_CBJ_CTRL1, 0xf000, 0x5000); 1205 } 1206 1207 mdelay(10); 1208 1209 if (!rt286->pdata.gpio2_en) 1210 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0x4000); 1211 else 1212 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0); 1213 1214 mdelay(10); 1215 1216 regmap_write(rt286->regmap, RT286_MISC_CTRL1, 0x0000); 1217 /* Power down LDO, VREF */ 1218 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL2, 0xc, 0x0); 1219 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL1, 0x1001, 0x1001); 1220 1221 /* Set depop parameter */ 1222 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL2, 0x403a, 0x401a); 1223 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL3, 0xf777, 0x4737); 1224 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL4, 0x00ff, 0x003f); 1225 1226 if (vendor_id == RT288_VENDOR_ID && dmi_check_system(dmi_dell)) { 1227 regmap_update_bits(rt286->regmap, 1228 RT286_SET_GPIO_MASK, 0x40, 0x40); 1229 regmap_update_bits(rt286->regmap, 1230 RT286_SET_GPIO_DIRECTION, 0x40, 0x40); 1231 regmap_update_bits(rt286->regmap, 1232 RT286_SET_GPIO_DATA, 0x40, 0x40); 1233 regmap_update_bits(rt286->regmap, 1234 RT286_GPIO_CTRL, 0xc, 0x8); 1235 } 1236 1237 if (rt286->i2c->irq) { 1238 ret = request_threaded_irq(rt286->i2c->irq, NULL, rt286_irq, 1239 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt286", rt286); 1240 if (ret != 0) { 1241 dev_err(&i2c->dev, 1242 "Failed to reguest IRQ: %d\n", ret); 1243 return ret; 1244 } 1245 } 1246 1247 ret = devm_snd_soc_register_component(&i2c->dev, 1248 &soc_component_dev_rt286, 1249 rt286_dai, ARRAY_SIZE(rt286_dai)); 1250 1251 return ret; 1252} 1253 1254static int rt286_i2c_remove(struct i2c_client *i2c) 1255{ 1256 struct rt286_priv *rt286 = i2c_get_clientdata(i2c); 1257 1258 if (i2c->irq) 1259 free_irq(i2c->irq, rt286); 1260 1261 return 0; 1262} 1263 1264 1265static struct i2c_driver rt286_i2c_driver = { 1266 .driver = { 1267 .name = "rt286", 1268 .acpi_match_table = ACPI_PTR(rt286_acpi_match), 1269 }, 1270 .probe = rt286_i2c_probe, 1271 .remove = rt286_i2c_remove, 1272 .id_table = rt286_i2c_id, 1273}; 1274 1275module_i2c_driver(rt286_i2c_driver); 1276 1277MODULE_DESCRIPTION("ASoC RT286 driver"); 1278MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); 1279MODULE_LICENSE("GPL"); 1280