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 36 struct 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 49 static 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 73 static 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 }; 114 115 static 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 } 130 131 static 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_POWER(RT286_DAC_OUT1): 175 case RT286_SET_POWER(RT286_DAC_OUT2): 176 case RT286_SET_POWER(RT286_ADC_IN1): 177 case RT286_SET_POWER(RT286_ADC_IN2): 178 case RT286_SET_POWER(RT286_DMIC2): 179 case RT286_SET_POWER(RT286_MIC1): 180 return true; 181 default: 182 return false; 183 } 184 } 185 186 #ifdef CONFIG_PM 187 static void rt286_index_sync(struct snd_soc_component *component) 188 { 189 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 190 int i; 191 192 for (i = 0; i < INDEX_CACHE_SIZE; i++) { 193 snd_soc_component_write(component, rt286->index_cache[i].reg, 194 rt286->index_cache[i].def); 195 } 196 } 197 #endif 198 199 static int rt286_support_power_controls[] = { 200 RT286_DAC_OUT1, 201 RT286_DAC_OUT2, 202 RT286_ADC_IN1, 203 RT286_ADC_IN2, 204 RT286_MIC1, 205 RT286_DMIC1, 206 RT286_DMIC2, 207 RT286_SPK_OUT, 208 RT286_HP_OUT, 209 }; 210 #define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls) 211 212 static int rt286_jack_detect(struct rt286_priv *rt286, bool *hp, bool *mic) 213 { 214 struct snd_soc_dapm_context *dapm; 215 unsigned int val, buf; 216 217 *hp = false; 218 *mic = false; 219 220 if (!rt286->component) 221 return -EINVAL; 222 223 dapm = snd_soc_component_get_dapm(rt286->component); 224 225 if (rt286->pdata.cbj_en) { 226 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 227 *hp = buf & 0x80000000; 228 if (*hp) { 229 /* power on HV,VERF */ 230 regmap_update_bits(rt286->regmap, 231 RT286_DC_GAIN, 0x200, 0x200); 232 233 snd_soc_dapm_force_enable_pin(dapm, "HV"); 234 snd_soc_dapm_force_enable_pin(dapm, "VREF"); 235 /* power LDO1 */ 236 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 237 snd_soc_dapm_sync(dapm); 238 239 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x24); 240 msleep(50); 241 242 regmap_update_bits(rt286->regmap, 243 RT286_CBJ_CTRL1, 0xfcc0, 0xd400); 244 msleep(300); 245 regmap_read(rt286->regmap, RT286_CBJ_CTRL2, &val); 246 247 if (0x0070 == (val & 0x0070)) { 248 *mic = true; 249 } else { 250 regmap_update_bits(rt286->regmap, 251 RT286_CBJ_CTRL1, 0xfcc0, 0xe400); 252 msleep(300); 253 regmap_read(rt286->regmap, 254 RT286_CBJ_CTRL2, &val); 255 if (0x0070 == (val & 0x0070)) 256 *mic = true; 257 else 258 *mic = false; 259 } 260 regmap_update_bits(rt286->regmap, 261 RT286_DC_GAIN, 0x200, 0x0); 262 263 } else { 264 *mic = false; 265 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x20); 266 regmap_update_bits(rt286->regmap, 267 RT286_CBJ_CTRL1, 0x0400, 0x0000); 268 } 269 } else { 270 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 271 *hp = buf & 0x80000000; 272 regmap_read(rt286->regmap, RT286_GET_MIC1_SENSE, &buf); 273 *mic = buf & 0x80000000; 274 } 275 if (!*mic) { 276 snd_soc_dapm_disable_pin(dapm, "HV"); 277 snd_soc_dapm_disable_pin(dapm, "VREF"); 278 } 279 if (!*hp) 280 snd_soc_dapm_disable_pin(dapm, "LDO1"); 281 snd_soc_dapm_sync(dapm); 282 283 return 0; 284 } 285 286 static void rt286_jack_detect_work(struct work_struct *work) 287 { 288 struct rt286_priv *rt286 = 289 container_of(work, struct rt286_priv, jack_detect_work.work); 290 int status = 0; 291 bool hp = false; 292 bool mic = false; 293 294 rt286_jack_detect(rt286, &hp, &mic); 295 296 if (hp) 297 status |= SND_JACK_HEADPHONE; 298 299 if (mic) 300 status |= SND_JACK_MICROPHONE; 301 302 snd_soc_jack_report(rt286->jack, status, 303 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 304 } 305 306 int rt286_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack) 307 { 308 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 309 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 310 311 rt286->jack = jack; 312 313 if (jack) { 314 /* enable IRQ */ 315 if (rt286->jack->status & SND_JACK_HEADPHONE) 316 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 317 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x2); 318 /* Send an initial empty report */ 319 snd_soc_jack_report(rt286->jack, rt286->jack->status, 320 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 321 } else { 322 /* disable IRQ */ 323 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x0); 324 snd_soc_dapm_disable_pin(dapm, "LDO1"); 325 } 326 snd_soc_dapm_sync(dapm); 327 328 return 0; 329 } 330 EXPORT_SYMBOL_GPL(rt286_mic_detect); 331 332 static int is_mclk_mode(struct snd_soc_dapm_widget *source, 333 struct snd_soc_dapm_widget *sink) 334 { 335 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 336 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 337 338 if (rt286->clk_id == RT286_SCLK_S_MCLK) 339 return 1; 340 else 341 return 0; 342 } 343 344 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); 345 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); 346 347 static const struct snd_kcontrol_new rt286_snd_controls[] = { 348 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN, 349 RT286_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), 350 SOC_DOUBLE_R("ADC0 Capture Switch", RT286_ADCL_GAIN, 351 RT286_ADCR_GAIN, 7, 1, 1), 352 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN, 353 RT286_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), 354 SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN, 355 0, 0x3, 0, mic_vol_tlv), 356 SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN, 357 RT286_SPOR_GAIN, RT286_MUTE_SFT, 1, 1), 358 }; 359 360 /* Digital Mixer */ 361 static const struct snd_kcontrol_new rt286_front_mix[] = { 362 SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH, 363 RT286_MUTE_SFT, 1, 1), 364 SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH, 365 RT286_MUTE_SFT, 1, 1), 366 }; 367 368 /* Analog Input Mixer */ 369 static const struct snd_kcontrol_new rt286_rec_mix[] = { 370 SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH, 371 RT286_MUTE_SFT, 1, 1), 372 SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH, 373 RT286_MUTE_SFT, 1, 1), 374 SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH, 375 RT286_MUTE_SFT, 1, 1), 376 SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH, 377 RT286_MUTE_SFT, 1, 1), 378 }; 379 380 static const struct snd_kcontrol_new spo_enable_control = 381 SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK, 382 RT286_SET_PIN_SFT, 1, 0); 383 384 static const struct snd_kcontrol_new hpol_enable_control = 385 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN, 386 RT286_MUTE_SFT, 1, 1); 387 388 static const struct snd_kcontrol_new hpor_enable_control = 389 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN, 390 RT286_MUTE_SFT, 1, 1); 391 392 /* ADC0 source */ 393 static const char * const rt286_adc_src[] = { 394 "Mic", "RECMIX", "Dmic" 395 }; 396 397 static const int rt286_adc_values[] = { 398 0, 4, 5, 399 }; 400 401 static SOC_VALUE_ENUM_SINGLE_DECL( 402 rt286_adc0_enum, RT286_ADC0_MUX, RT286_ADC_SEL_SFT, 403 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 404 405 static const struct snd_kcontrol_new rt286_adc0_mux = 406 SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum); 407 408 static SOC_VALUE_ENUM_SINGLE_DECL( 409 rt286_adc1_enum, RT286_ADC1_MUX, RT286_ADC_SEL_SFT, 410 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 411 412 static const struct snd_kcontrol_new rt286_adc1_mux = 413 SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum); 414 415 static const char * const rt286_dac_src[] = { 416 "Front", "Surround" 417 }; 418 /* HP-OUT source */ 419 static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum, RT286_HPO_MUX, 420 0, rt286_dac_src); 421 422 static const struct snd_kcontrol_new rt286_hpo_mux = 423 SOC_DAPM_ENUM("HPO source", rt286_hpo_enum); 424 425 /* SPK-OUT source */ 426 static SOC_ENUM_SINGLE_DECL(rt286_spo_enum, RT286_SPK_MUX, 427 0, rt286_dac_src); 428 429 static const struct snd_kcontrol_new rt286_spo_mux = 430 SOC_DAPM_ENUM("SPO source", rt286_spo_enum); 431 432 static int rt286_spk_event(struct snd_soc_dapm_widget *w, 433 struct snd_kcontrol *kcontrol, int event) 434 { 435 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 436 437 switch (event) { 438 case SND_SOC_DAPM_POST_PMU: 439 snd_soc_component_write(component, 440 RT286_SPK_EAPD, RT286_SET_EAPD_HIGH); 441 break; 442 case SND_SOC_DAPM_PRE_PMD: 443 snd_soc_component_write(component, 444 RT286_SPK_EAPD, RT286_SET_EAPD_LOW); 445 break; 446 447 default: 448 return 0; 449 } 450 451 return 0; 452 } 453 454 static int rt286_set_dmic1_event(struct snd_soc_dapm_widget *w, 455 struct snd_kcontrol *kcontrol, int event) 456 { 457 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 458 459 switch (event) { 460 case SND_SOC_DAPM_POST_PMU: 461 snd_soc_component_write(component, RT286_SET_PIN_DMIC1, 0x20); 462 break; 463 case SND_SOC_DAPM_PRE_PMD: 464 snd_soc_component_write(component, RT286_SET_PIN_DMIC1, 0); 465 break; 466 default: 467 return 0; 468 } 469 470 return 0; 471 } 472 473 static int rt286_ldo2_event(struct snd_soc_dapm_widget *w, 474 struct snd_kcontrol *kcontrol, int event) 475 { 476 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 477 478 switch (event) { 479 case SND_SOC_DAPM_POST_PMU: 480 snd_soc_component_update_bits(component, RT286_POWER_CTRL2, 0x38, 0x08); 481 break; 482 case SND_SOC_DAPM_PRE_PMD: 483 snd_soc_component_update_bits(component, RT286_POWER_CTRL2, 0x38, 0x30); 484 break; 485 default: 486 return 0; 487 } 488 489 return 0; 490 } 491 492 static int rt286_mic1_event(struct snd_soc_dapm_widget *w, 493 struct snd_kcontrol *kcontrol, int event) 494 { 495 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 496 497 switch (event) { 498 case SND_SOC_DAPM_PRE_PMU: 499 snd_soc_component_update_bits(component, 500 RT286_A_BIAS_CTRL3, 0xc000, 0x8000); 501 snd_soc_component_update_bits(component, 502 RT286_A_BIAS_CTRL2, 0xc000, 0x8000); 503 break; 504 case SND_SOC_DAPM_POST_PMD: 505 snd_soc_component_update_bits(component, 506 RT286_A_BIAS_CTRL3, 0xc000, 0x0000); 507 snd_soc_component_update_bits(component, 508 RT286_A_BIAS_CTRL2, 0xc000, 0x0000); 509 break; 510 default: 511 return 0; 512 } 513 514 return 0; 515 } 516 517 static const struct snd_soc_dapm_widget rt286_dapm_widgets[] = { 518 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT286_POWER_CTRL1, 519 12, 1, NULL, 0), 520 SND_SOC_DAPM_SUPPLY("VREF", RT286_POWER_CTRL1, 521 0, 1, NULL, 0), 522 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT286_POWER_CTRL2, 523 2, 0, NULL, 0), 524 SND_SOC_DAPM_SUPPLY_S("LDO2", 2, RT286_POWER_CTRL1, 525 13, 1, rt286_ldo2_event, SND_SOC_DAPM_PRE_PMD | 526 SND_SOC_DAPM_POST_PMU), 527 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT286_PLL_CTRL1, 528 5, 0, NULL, 0), 529 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, 530 0, 0, rt286_mic1_event, SND_SOC_DAPM_PRE_PMU | 531 SND_SOC_DAPM_POST_PMD), 532 533 /* Input Lines */ 534 SND_SOC_DAPM_INPUT("DMIC1 Pin"), 535 SND_SOC_DAPM_INPUT("DMIC2 Pin"), 536 SND_SOC_DAPM_INPUT("MIC1"), 537 SND_SOC_DAPM_INPUT("LINE1"), 538 SND_SOC_DAPM_INPUT("Beep"), 539 540 /* DMIC */ 541 SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1), 0, 1, 542 NULL, 0, rt286_set_dmic1_event, 543 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 544 SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2), 0, 1, 545 NULL, 0), 546 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, 547 0, 0, NULL, 0), 548 549 /* REC Mixer */ 550 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, 551 rt286_rec_mix, ARRAY_SIZE(rt286_rec_mix)), 552 553 /* ADCs */ 554 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), 555 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), 556 557 /* ADC Mux */ 558 SND_SOC_DAPM_MUX("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1), 0, 1, 559 &rt286_adc0_mux), 560 SND_SOC_DAPM_MUX("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2), 0, 1, 561 &rt286_adc1_mux), 562 563 /* Audio Interface */ 564 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), 565 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), 566 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), 567 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), 568 569 /* Output Side */ 570 /* DACs */ 571 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), 572 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), 573 574 /* Output Mux */ 575 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt286_spo_mux), 576 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt286_hpo_mux), 577 578 SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO, 579 RT286_SET_PIN_SFT, 0, NULL, 0), 580 581 /* Output Mixer */ 582 SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1), 0, 1, 583 rt286_front_mix, ARRAY_SIZE(rt286_front_mix)), 584 SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2), 0, 1, 585 NULL, 0), 586 587 /* Output Pga */ 588 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, 589 &spo_enable_control, rt286_spk_event, 590 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 591 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, 592 &hpol_enable_control), 593 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, 594 &hpor_enable_control), 595 596 /* Output Lines */ 597 SND_SOC_DAPM_OUTPUT("SPOL"), 598 SND_SOC_DAPM_OUTPUT("SPOR"), 599 SND_SOC_DAPM_OUTPUT("HPO Pin"), 600 SND_SOC_DAPM_OUTPUT("SPDIF"), 601 }; 602 603 static const struct snd_soc_dapm_route rt286_dapm_routes[] = { 604 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, 605 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, 606 {"Front", NULL, "MCLK MODE", is_mclk_mode}, 607 {"Surround", NULL, "MCLK MODE", is_mclk_mode}, 608 609 {"HP Power", NULL, "LDO1"}, 610 {"HP Power", NULL, "LDO2"}, 611 612 {"MIC1", NULL, "LDO1"}, 613 {"MIC1", NULL, "LDO2"}, 614 {"MIC1", NULL, "HV"}, 615 {"MIC1", NULL, "VREF"}, 616 {"MIC1", NULL, "MIC1 Input Buffer"}, 617 618 {"SPO", NULL, "LDO1"}, 619 {"SPO", NULL, "LDO2"}, 620 {"SPO", NULL, "HV"}, 621 {"SPO", NULL, "VREF"}, 622 623 {"DMIC1", NULL, "DMIC1 Pin"}, 624 {"DMIC2", NULL, "DMIC2 Pin"}, 625 {"DMIC1", NULL, "DMIC Receiver"}, 626 {"DMIC2", NULL, "DMIC Receiver"}, 627 628 {"RECMIX", "Beep Switch", "Beep"}, 629 {"RECMIX", "Line1 Switch", "LINE1"}, 630 {"RECMIX", "Mic1 Switch", "MIC1"}, 631 632 {"ADC 0 Mux", "Dmic", "DMIC1"}, 633 {"ADC 0 Mux", "RECMIX", "RECMIX"}, 634 {"ADC 0 Mux", "Mic", "MIC1"}, 635 {"ADC 1 Mux", "Dmic", "DMIC2"}, 636 {"ADC 1 Mux", "RECMIX", "RECMIX"}, 637 {"ADC 1 Mux", "Mic", "MIC1"}, 638 639 {"ADC 0", NULL, "ADC 0 Mux"}, 640 {"ADC 1", NULL, "ADC 1 Mux"}, 641 642 {"AIF1TX", NULL, "ADC 0"}, 643 {"AIF2TX", NULL, "ADC 1"}, 644 645 {"DAC 0", NULL, "AIF1RX"}, 646 {"DAC 1", NULL, "AIF2RX"}, 647 648 {"Front", "DAC Switch", "DAC 0"}, 649 {"Front", "RECMIX Switch", "RECMIX"}, 650 651 {"Surround", NULL, "DAC 1"}, 652 653 {"SPK Mux", "Front", "Front"}, 654 {"SPK Mux", "Surround", "Surround"}, 655 656 {"HPO Mux", "Front", "Front"}, 657 {"HPO Mux", "Surround", "Surround"}, 658 659 {"SPO", "Switch", "SPK Mux"}, 660 {"HPO L", "Switch", "HPO Mux"}, 661 {"HPO R", "Switch", "HPO Mux"}, 662 {"HPO L", NULL, "HP Power"}, 663 {"HPO R", NULL, "HP Power"}, 664 665 {"SPOL", NULL, "SPO"}, 666 {"SPOR", NULL, "SPO"}, 667 {"HPO Pin", NULL, "HPO L"}, 668 {"HPO Pin", NULL, "HPO R"}, 669 }; 670 671 static int rt286_hw_params(struct snd_pcm_substream *substream, 672 struct snd_pcm_hw_params *params, 673 struct snd_soc_dai *dai) 674 { 675 struct snd_soc_component *component = dai->component; 676 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 677 unsigned int val = 0; 678 int d_len_code; 679 680 switch (params_rate(params)) { 681 /* bit 14 0:48K 1:44.1K */ 682 case 44100: 683 val |= 0x4000; 684 break; 685 case 48000: 686 break; 687 default: 688 dev_err(component->dev, "Unsupported sample rate %d\n", 689 params_rate(params)); 690 return -EINVAL; 691 } 692 switch (rt286->sys_clk) { 693 case 12288000: 694 case 24576000: 695 if (params_rate(params) != 48000) { 696 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 697 params_rate(params), rt286->sys_clk); 698 return -EINVAL; 699 } 700 break; 701 case 11289600: 702 case 22579200: 703 if (params_rate(params) != 44100) { 704 dev_err(component->dev, "Sys_clk is not matched (%d %d)\n", 705 params_rate(params), rt286->sys_clk); 706 return -EINVAL; 707 } 708 break; 709 } 710 711 if (params_channels(params) <= 16) { 712 /* bit 3:0 Number of Channel */ 713 val |= (params_channels(params) - 1); 714 } else { 715 dev_err(component->dev, "Unsupported channels %d\n", 716 params_channels(params)); 717 return -EINVAL; 718 } 719 720 d_len_code = 0; 721 switch (params_width(params)) { 722 /* bit 6:4 Bits per Sample */ 723 case 16: 724 d_len_code = 0; 725 val |= (0x1 << 4); 726 break; 727 case 32: 728 d_len_code = 2; 729 val |= (0x4 << 4); 730 break; 731 case 20: 732 d_len_code = 1; 733 val |= (0x2 << 4); 734 break; 735 case 24: 736 d_len_code = 2; 737 val |= (0x3 << 4); 738 break; 739 case 8: 740 d_len_code = 3; 741 break; 742 default: 743 return -EINVAL; 744 } 745 746 snd_soc_component_update_bits(component, 747 RT286_I2S_CTRL1, 0x0018, d_len_code << 3); 748 dev_dbg(component->dev, "format val = 0x%x\n", val); 749 750 snd_soc_component_update_bits(component, RT286_DAC_FORMAT, 0x407f, val); 751 snd_soc_component_update_bits(component, RT286_ADC_FORMAT, 0x407f, val); 752 753 return 0; 754 } 755 756 static int rt286_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 757 { 758 struct snd_soc_component *component = dai->component; 759 760 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 761 case SND_SOC_DAIFMT_CBM_CFM: 762 snd_soc_component_update_bits(component, 763 RT286_I2S_CTRL1, 0x800, 0x800); 764 break; 765 case SND_SOC_DAIFMT_CBS_CFS: 766 snd_soc_component_update_bits(component, 767 RT286_I2S_CTRL1, 0x800, 0x0); 768 break; 769 default: 770 return -EINVAL; 771 } 772 773 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 774 case SND_SOC_DAIFMT_I2S: 775 snd_soc_component_update_bits(component, 776 RT286_I2S_CTRL1, 0x300, 0x0); 777 break; 778 case SND_SOC_DAIFMT_LEFT_J: 779 snd_soc_component_update_bits(component, 780 RT286_I2S_CTRL1, 0x300, 0x1 << 8); 781 break; 782 case SND_SOC_DAIFMT_DSP_A: 783 snd_soc_component_update_bits(component, 784 RT286_I2S_CTRL1, 0x300, 0x2 << 8); 785 break; 786 case SND_SOC_DAIFMT_DSP_B: 787 snd_soc_component_update_bits(component, 788 RT286_I2S_CTRL1, 0x300, 0x3 << 8); 789 break; 790 default: 791 return -EINVAL; 792 } 793 /* bit 15 Stream Type 0:PCM 1:Non-PCM */ 794 snd_soc_component_update_bits(component, RT286_DAC_FORMAT, 0x8000, 0); 795 snd_soc_component_update_bits(component, RT286_ADC_FORMAT, 0x8000, 0); 796 797 return 0; 798 } 799 800 static int rt286_set_dai_sysclk(struct snd_soc_dai *dai, 801 int clk_id, unsigned int freq, int dir) 802 { 803 struct snd_soc_component *component = dai->component; 804 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 805 806 dev_dbg(component->dev, "%s freq=%d\n", __func__, freq); 807 808 if (RT286_SCLK_S_MCLK == clk_id) { 809 snd_soc_component_update_bits(component, 810 RT286_I2S_CTRL2, 0x0100, 0x0); 811 snd_soc_component_update_bits(component, 812 RT286_PLL_CTRL1, 0x20, 0x20); 813 } else { 814 snd_soc_component_update_bits(component, 815 RT286_I2S_CTRL2, 0x0100, 0x0100); 816 snd_soc_component_update_bits(component, 817 RT286_PLL_CTRL, 0x4, 0x4); 818 snd_soc_component_update_bits(component, 819 RT286_PLL_CTRL1, 0x20, 0x0); 820 } 821 822 switch (freq) { 823 case 19200000: 824 if (RT286_SCLK_S_MCLK == clk_id) { 825 dev_err(component->dev, "Should not use MCLK\n"); 826 return -EINVAL; 827 } 828 snd_soc_component_update_bits(component, 829 RT286_I2S_CTRL2, 0x40, 0x40); 830 break; 831 case 24000000: 832 if (RT286_SCLK_S_MCLK == clk_id) { 833 dev_err(component->dev, "Should not use MCLK\n"); 834 return -EINVAL; 835 } 836 snd_soc_component_update_bits(component, 837 RT286_I2S_CTRL2, 0x40, 0x0); 838 break; 839 case 12288000: 840 case 11289600: 841 snd_soc_component_update_bits(component, 842 RT286_I2S_CTRL2, 0x8, 0x0); 843 snd_soc_component_update_bits(component, 844 RT286_CLK_DIV, 0xfc1e, 0x0004); 845 break; 846 case 24576000: 847 case 22579200: 848 snd_soc_component_update_bits(component, 849 RT286_I2S_CTRL2, 0x8, 0x8); 850 snd_soc_component_update_bits(component, 851 RT286_CLK_DIV, 0xfc1e, 0x5406); 852 break; 853 default: 854 dev_err(component->dev, "Unsupported system clock\n"); 855 return -EINVAL; 856 } 857 858 rt286->sys_clk = freq; 859 rt286->clk_id = clk_id; 860 861 return 0; 862 } 863 864 static int rt286_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) 865 { 866 struct snd_soc_component *component = dai->component; 867 868 dev_dbg(component->dev, "%s ratio=%d\n", __func__, ratio); 869 if (50 == ratio) 870 snd_soc_component_update_bits(component, 871 RT286_I2S_CTRL1, 0x1000, 0x1000); 872 else 873 snd_soc_component_update_bits(component, 874 RT286_I2S_CTRL1, 0x1000, 0x0); 875 876 877 return 0; 878 } 879 880 static int rt286_set_bias_level(struct snd_soc_component *component, 881 enum snd_soc_bias_level level) 882 { 883 switch (level) { 884 case SND_SOC_BIAS_PREPARE: 885 if (SND_SOC_BIAS_STANDBY == snd_soc_component_get_bias_level(component)) { 886 snd_soc_component_write(component, 887 RT286_SET_AUDIO_POWER, AC_PWRST_D0); 888 snd_soc_component_update_bits(component, 889 RT286_DC_GAIN, 0x200, 0x200); 890 } 891 break; 892 893 case SND_SOC_BIAS_ON: 894 mdelay(10); 895 snd_soc_component_update_bits(component, 896 RT286_DC_GAIN, 0x200, 0x0); 897 898 break; 899 900 case SND_SOC_BIAS_STANDBY: 901 snd_soc_component_write(component, 902 RT286_SET_AUDIO_POWER, AC_PWRST_D3); 903 break; 904 905 default: 906 break; 907 } 908 909 return 0; 910 } 911 912 static irqreturn_t rt286_irq(int irq, void *data) 913 { 914 struct rt286_priv *rt286 = data; 915 bool hp = false; 916 bool mic = false; 917 int status = 0; 918 919 rt286_jack_detect(rt286, &hp, &mic); 920 921 /* Clear IRQ */ 922 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x1, 0x1); 923 924 if (hp) 925 status |= SND_JACK_HEADPHONE; 926 927 if (mic) 928 status |= SND_JACK_MICROPHONE; 929 930 snd_soc_jack_report(rt286->jack, status, 931 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 932 933 pm_wakeup_event(&rt286->i2c->dev, 300); 934 935 return IRQ_HANDLED; 936 } 937 938 static int rt286_probe(struct snd_soc_component *component) 939 { 940 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 941 942 rt286->component = component; 943 944 if (rt286->i2c->irq) { 945 regmap_update_bits(rt286->regmap, 946 RT286_IRQ_CTRL, 0x2, 0x2); 947 948 INIT_DELAYED_WORK(&rt286->jack_detect_work, 949 rt286_jack_detect_work); 950 schedule_delayed_work(&rt286->jack_detect_work, 951 msecs_to_jiffies(1250)); 952 } 953 954 return 0; 955 } 956 957 static void rt286_remove(struct snd_soc_component *component) 958 { 959 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 960 961 cancel_delayed_work_sync(&rt286->jack_detect_work); 962 } 963 964 #ifdef CONFIG_PM 965 static int rt286_suspend(struct snd_soc_component *component) 966 { 967 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 968 969 regcache_cache_only(rt286->regmap, true); 970 regcache_mark_dirty(rt286->regmap); 971 972 return 0; 973 } 974 975 static int rt286_resume(struct snd_soc_component *component) 976 { 977 struct rt286_priv *rt286 = snd_soc_component_get_drvdata(component); 978 979 regcache_cache_only(rt286->regmap, false); 980 rt286_index_sync(component); 981 regcache_sync(rt286->regmap); 982 983 return 0; 984 } 985 #else 986 #define rt286_suspend NULL 987 #define rt286_resume NULL 988 #endif 989 990 #define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) 991 #define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 992 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) 993 994 static const struct snd_soc_dai_ops rt286_aif_dai_ops = { 995 .hw_params = rt286_hw_params, 996 .set_fmt = rt286_set_dai_fmt, 997 .set_sysclk = rt286_set_dai_sysclk, 998 .set_bclk_ratio = rt286_set_bclk_ratio, 999 }; 1000 1001 static struct snd_soc_dai_driver rt286_dai[] = { 1002 { 1003 .name = "rt286-aif1", 1004 .id = RT286_AIF1, 1005 .playback = { 1006 .stream_name = "AIF1 Playback", 1007 .channels_min = 1, 1008 .channels_max = 2, 1009 .rates = RT286_STEREO_RATES, 1010 .formats = RT286_FORMATS, 1011 }, 1012 .capture = { 1013 .stream_name = "AIF1 Capture", 1014 .channels_min = 1, 1015 .channels_max = 2, 1016 .rates = RT286_STEREO_RATES, 1017 .formats = RT286_FORMATS, 1018 }, 1019 .ops = &rt286_aif_dai_ops, 1020 .symmetric_rates = 1, 1021 }, 1022 { 1023 .name = "rt286-aif2", 1024 .id = RT286_AIF2, 1025 .playback = { 1026 .stream_name = "AIF2 Playback", 1027 .channels_min = 1, 1028 .channels_max = 2, 1029 .rates = RT286_STEREO_RATES, 1030 .formats = RT286_FORMATS, 1031 }, 1032 .capture = { 1033 .stream_name = "AIF2 Capture", 1034 .channels_min = 1, 1035 .channels_max = 2, 1036 .rates = RT286_STEREO_RATES, 1037 .formats = RT286_FORMATS, 1038 }, 1039 .ops = &rt286_aif_dai_ops, 1040 .symmetric_rates = 1, 1041 }, 1042 1043 }; 1044 1045 static const struct snd_soc_component_driver soc_component_dev_rt286 = { 1046 .probe = rt286_probe, 1047 .remove = rt286_remove, 1048 .suspend = rt286_suspend, 1049 .resume = rt286_resume, 1050 .set_bias_level = rt286_set_bias_level, 1051 .controls = rt286_snd_controls, 1052 .num_controls = ARRAY_SIZE(rt286_snd_controls), 1053 .dapm_widgets = rt286_dapm_widgets, 1054 .num_dapm_widgets = ARRAY_SIZE(rt286_dapm_widgets), 1055 .dapm_routes = rt286_dapm_routes, 1056 .num_dapm_routes = ARRAY_SIZE(rt286_dapm_routes), 1057 .use_pmdown_time = 1, 1058 .endianness = 1, 1059 .non_legacy_dai_naming = 1, 1060 }; 1061 1062 static const struct regmap_config rt286_regmap = { 1063 .reg_bits = 32, 1064 .val_bits = 32, 1065 .max_register = 0x02370100, 1066 .volatile_reg = rt286_volatile_register, 1067 .readable_reg = rt286_readable_register, 1068 .reg_write = rl6347a_hw_write, 1069 .reg_read = rl6347a_hw_read, 1070 .cache_type = REGCACHE_RBTREE, 1071 .reg_defaults = rt286_reg, 1072 .num_reg_defaults = ARRAY_SIZE(rt286_reg), 1073 }; 1074 1075 static const struct i2c_device_id rt286_i2c_id[] = { 1076 {"rt286", 0}, 1077 {"rt288", 0}, 1078 {} 1079 }; 1080 MODULE_DEVICE_TABLE(i2c, rt286_i2c_id); 1081 1082 static const struct acpi_device_id rt286_acpi_match[] = { 1083 { "INT343A", 0 }, 1084 {}, 1085 }; 1086 MODULE_DEVICE_TABLE(acpi, rt286_acpi_match); 1087 1088 static const struct dmi_system_id force_combo_jack_table[] = { 1089 { 1090 .ident = "Intel Wilson Beach", 1091 .matches = { 1092 DMI_MATCH(DMI_BOARD_NAME, "Wilson Beach SDS") 1093 } 1094 }, 1095 { 1096 .ident = "Intel Skylake RVP", 1097 .matches = { 1098 DMI_MATCH(DMI_PRODUCT_NAME, "Skylake Client platform") 1099 } 1100 }, 1101 { 1102 .ident = "Intel Kabylake RVP", 1103 .matches = { 1104 DMI_MATCH(DMI_PRODUCT_NAME, "Kabylake Client platform") 1105 } 1106 }, 1107 { 1108 .ident = "Thinkpad Helix 2nd", 1109 .matches = { 1110 DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), 1111 DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Helix 2nd") 1112 } 1113 }, 1114 1115 { } 1116 }; 1117 1118 static const struct dmi_system_id dmi_dell_dino[] = { 1119 { 1120 .ident = "Dell Dino", 1121 .matches = { 1122 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 1123 DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9343") 1124 } 1125 }, 1126 { } 1127 }; 1128 1129 static int rt286_i2c_probe(struct i2c_client *i2c, 1130 const struct i2c_device_id *id) 1131 { 1132 struct rt286_platform_data *pdata = dev_get_platdata(&i2c->dev); 1133 struct rt286_priv *rt286; 1134 int i, ret, val; 1135 1136 rt286 = devm_kzalloc(&i2c->dev, sizeof(*rt286), 1137 GFP_KERNEL); 1138 if (NULL == rt286) 1139 return -ENOMEM; 1140 1141 rt286->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt286_regmap); 1142 if (IS_ERR(rt286->regmap)) { 1143 ret = PTR_ERR(rt286->regmap); 1144 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1145 ret); 1146 return ret; 1147 } 1148 1149 ret = regmap_read(rt286->regmap, 1150 RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &val); 1151 if (ret != 0) { 1152 dev_err(&i2c->dev, "I2C error %d\n", ret); 1153 return ret; 1154 } 1155 if (val != RT286_VENDOR_ID && val != RT288_VENDOR_ID) { 1156 dev_err(&i2c->dev, 1157 "Device with ID register %#x is not rt286\n", val); 1158 return -ENODEV; 1159 } 1160 1161 rt286->index_cache = devm_kmemdup(&i2c->dev, rt286_index_def, 1162 sizeof(rt286_index_def), GFP_KERNEL); 1163 if (!rt286->index_cache) 1164 return -ENOMEM; 1165 1166 rt286->index_cache_size = INDEX_CACHE_SIZE; 1167 rt286->i2c = i2c; 1168 i2c_set_clientdata(i2c, rt286); 1169 1170 /* restore codec default */ 1171 for (i = 0; i < INDEX_CACHE_SIZE; i++) 1172 regmap_write(rt286->regmap, rt286->index_cache[i].reg, 1173 rt286->index_cache[i].def); 1174 for (i = 0; i < ARRAY_SIZE(rt286_reg); i++) 1175 regmap_write(rt286->regmap, rt286_reg[i].reg, 1176 rt286_reg[i].def); 1177 1178 if (pdata) 1179 rt286->pdata = *pdata; 1180 1181 if (dmi_check_system(force_combo_jack_table) || 1182 dmi_check_system(dmi_dell_dino)) 1183 rt286->pdata.cbj_en = true; 1184 1185 regmap_write(rt286->regmap, RT286_SET_AUDIO_POWER, AC_PWRST_D3); 1186 1187 for (i = 0; i < RT286_POWER_REG_LEN; i++) 1188 regmap_write(rt286->regmap, 1189 RT286_SET_POWER(rt286_support_power_controls[i]), 1190 AC_PWRST_D1); 1191 1192 if (!rt286->pdata.cbj_en) { 1193 regmap_write(rt286->regmap, RT286_CBJ_CTRL2, 0x0000); 1194 regmap_write(rt286->regmap, RT286_MIC1_DET_CTRL, 0x0816); 1195 regmap_update_bits(rt286->regmap, 1196 RT286_CBJ_CTRL1, 0xf000, 0xb000); 1197 } else { 1198 regmap_update_bits(rt286->regmap, 1199 RT286_CBJ_CTRL1, 0xf000, 0x5000); 1200 } 1201 1202 mdelay(10); 1203 1204 if (!rt286->pdata.gpio2_en) 1205 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0x4000); 1206 else 1207 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0); 1208 1209 mdelay(10); 1210 1211 regmap_write(rt286->regmap, RT286_MISC_CTRL1, 0x0000); 1212 /* Power down LDO, VREF */ 1213 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL2, 0xc, 0x0); 1214 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL1, 0x1001, 0x1001); 1215 1216 /* Set depop parameter */ 1217 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL2, 0x403a, 0x401a); 1218 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL3, 0xf777, 0x4737); 1219 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL4, 0x00ff, 0x003f); 1220 1221 if (dmi_check_system(dmi_dell_dino)) { 1222 regmap_update_bits(rt286->regmap, 1223 RT286_SET_GPIO_MASK, 0x40, 0x40); 1224 regmap_update_bits(rt286->regmap, 1225 RT286_SET_GPIO_DIRECTION, 0x40, 0x40); 1226 regmap_update_bits(rt286->regmap, 1227 RT286_SET_GPIO_DATA, 0x40, 0x40); 1228 regmap_update_bits(rt286->regmap, 1229 RT286_GPIO_CTRL, 0xc, 0x8); 1230 } 1231 1232 if (rt286->i2c->irq) { 1233 ret = request_threaded_irq(rt286->i2c->irq, NULL, rt286_irq, 1234 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt286", rt286); 1235 if (ret != 0) { 1236 dev_err(&i2c->dev, 1237 "Failed to reguest IRQ: %d\n", ret); 1238 return ret; 1239 } 1240 } 1241 1242 ret = devm_snd_soc_register_component(&i2c->dev, 1243 &soc_component_dev_rt286, 1244 rt286_dai, ARRAY_SIZE(rt286_dai)); 1245 1246 return ret; 1247 } 1248 1249 static int rt286_i2c_remove(struct i2c_client *i2c) 1250 { 1251 struct rt286_priv *rt286 = i2c_get_clientdata(i2c); 1252 1253 if (i2c->irq) 1254 free_irq(i2c->irq, rt286); 1255 1256 return 0; 1257 } 1258 1259 1260 static struct i2c_driver rt286_i2c_driver = { 1261 .driver = { 1262 .name = "rt286", 1263 .acpi_match_table = ACPI_PTR(rt286_acpi_match), 1264 }, 1265 .probe = rt286_i2c_probe, 1266 .remove = rt286_i2c_remove, 1267 .id_table = rt286_i2c_id, 1268 }; 1269 1270 module_i2c_driver(rt286_i2c_driver); 1271 1272 MODULE_DESCRIPTION("ASoC RT286 driver"); 1273 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); 1274 MODULE_LICENSE("GPL"); 1275