1 /* 2 * rt286.c -- RT286 ALSA SoC audio codec driver 3 * 4 * Copyright 2013 Realtek Semiconductor Corp. 5 * Author: Bard Liao <bardliao@realtek.com> 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License version 2 as 9 * published by the Free Software Foundation. 10 */ 11 12 #include <linux/module.h> 13 #include <linux/moduleparam.h> 14 #include <linux/init.h> 15 #include <linux/delay.h> 16 #include <linux/pm.h> 17 #include <linux/i2c.h> 18 #include <linux/platform_device.h> 19 #include <linux/spi/spi.h> 20 #include <linux/dmi.h> 21 #include <linux/acpi.h> 22 #include <sound/core.h> 23 #include <sound/pcm.h> 24 #include <sound/pcm_params.h> 25 #include <sound/soc.h> 26 #include <sound/soc-dapm.h> 27 #include <sound/initval.h> 28 #include <sound/tlv.h> 29 #include <sound/jack.h> 30 #include <linux/workqueue.h> 31 #include <sound/rt286.h> 32 #include <sound/hda_verbs.h> 33 34 #include "rl6347a.h" 35 #include "rt286.h" 36 37 #define RT286_VENDOR_ID 0x10ec0286 38 #define RT288_VENDOR_ID 0x10ec0288 39 40 struct rt286_priv { 41 const struct reg_default *index_cache; 42 int index_cache_size; 43 struct regmap *regmap; 44 struct snd_soc_codec *codec; 45 struct rt286_platform_data pdata; 46 struct i2c_client *i2c; 47 struct snd_soc_jack *jack; 48 struct delayed_work jack_detect_work; 49 int sys_clk; 50 int clk_id; 51 }; 52 53 static const struct reg_default rt286_index_def[] = { 54 { 0x01, 0xaaaa }, 55 { 0x02, 0x8aaa }, 56 { 0x03, 0x0002 }, 57 { 0x04, 0xaf01 }, 58 { 0x08, 0x000d }, 59 { 0x09, 0xd810 }, 60 { 0x0a, 0x0120 }, 61 { 0x0b, 0x0000 }, 62 { 0x0d, 0x2800 }, 63 { 0x0f, 0x0000 }, 64 { 0x19, 0x0a17 }, 65 { 0x20, 0x0020 }, 66 { 0x33, 0x0208 }, 67 { 0x49, 0x0004 }, 68 { 0x4f, 0x50e9 }, 69 { 0x50, 0x2000 }, 70 { 0x63, 0x2902 }, 71 { 0x67, 0x1111 }, 72 { 0x68, 0x1016 }, 73 { 0x69, 0x273f }, 74 }; 75 #define INDEX_CACHE_SIZE ARRAY_SIZE(rt286_index_def) 76 77 static const struct reg_default rt286_reg[] = { 78 { 0x00170500, 0x00000400 }, 79 { 0x00220000, 0x00000031 }, 80 { 0x00239000, 0x0000007f }, 81 { 0x0023a000, 0x0000007f }, 82 { 0x00270500, 0x00000400 }, 83 { 0x00370500, 0x00000400 }, 84 { 0x00870500, 0x00000400 }, 85 { 0x00920000, 0x00000031 }, 86 { 0x00935000, 0x000000c3 }, 87 { 0x00936000, 0x000000c3 }, 88 { 0x00970500, 0x00000400 }, 89 { 0x00b37000, 0x00000097 }, 90 { 0x00b37200, 0x00000097 }, 91 { 0x00b37300, 0x00000097 }, 92 { 0x00c37000, 0x00000000 }, 93 { 0x00c37100, 0x00000080 }, 94 { 0x01270500, 0x00000400 }, 95 { 0x01370500, 0x00000400 }, 96 { 0x01371f00, 0x411111f0 }, 97 { 0x01439000, 0x00000080 }, 98 { 0x0143a000, 0x00000080 }, 99 { 0x01470700, 0x00000000 }, 100 { 0x01470500, 0x00000400 }, 101 { 0x01470c00, 0x00000000 }, 102 { 0x01470100, 0x00000000 }, 103 { 0x01837000, 0x00000000 }, 104 { 0x01870500, 0x00000400 }, 105 { 0x02050000, 0x00000000 }, 106 { 0x02139000, 0x00000080 }, 107 { 0x0213a000, 0x00000080 }, 108 { 0x02170100, 0x00000000 }, 109 { 0x02170500, 0x00000400 }, 110 { 0x02170700, 0x00000000 }, 111 { 0x02270100, 0x00000000 }, 112 { 0x02370100, 0x00000000 }, 113 { 0x01870700, 0x00000020 }, 114 { 0x00830000, 0x000000c3 }, 115 { 0x00930000, 0x000000c3 }, 116 { 0x01270700, 0x00000000 }, 117 }; 118 119 static bool rt286_volatile_register(struct device *dev, unsigned int reg) 120 { 121 switch (reg) { 122 case 0 ... 0xff: 123 case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 124 case RT286_GET_HP_SENSE: 125 case RT286_GET_MIC1_SENSE: 126 case RT286_PROC_COEF: 127 return true; 128 default: 129 return false; 130 } 131 132 133 } 134 135 static bool rt286_readable_register(struct device *dev, unsigned int reg) 136 { 137 switch (reg) { 138 case 0 ... 0xff: 139 case RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID): 140 case RT286_GET_HP_SENSE: 141 case RT286_GET_MIC1_SENSE: 142 case RT286_SET_AUDIO_POWER: 143 case RT286_SET_HPO_POWER: 144 case RT286_SET_SPK_POWER: 145 case RT286_SET_DMIC1_POWER: 146 case RT286_SPK_MUX: 147 case RT286_HPO_MUX: 148 case RT286_ADC0_MUX: 149 case RT286_ADC1_MUX: 150 case RT286_SET_MIC1: 151 case RT286_SET_PIN_HPO: 152 case RT286_SET_PIN_SPK: 153 case RT286_SET_PIN_DMIC1: 154 case RT286_SPK_EAPD: 155 case RT286_SET_AMP_GAIN_HPO: 156 case RT286_SET_DMIC2_DEFAULT: 157 case RT286_DACL_GAIN: 158 case RT286_DACR_GAIN: 159 case RT286_ADCL_GAIN: 160 case RT286_ADCR_GAIN: 161 case RT286_MIC_GAIN: 162 case RT286_SPOL_GAIN: 163 case RT286_SPOR_GAIN: 164 case RT286_HPOL_GAIN: 165 case RT286_HPOR_GAIN: 166 case RT286_F_DAC_SWITCH: 167 case RT286_F_RECMIX_SWITCH: 168 case RT286_REC_MIC_SWITCH: 169 case RT286_REC_I2S_SWITCH: 170 case RT286_REC_LINE_SWITCH: 171 case RT286_REC_BEEP_SWITCH: 172 case RT286_DAC_FORMAT: 173 case RT286_ADC_FORMAT: 174 case RT286_COEF_INDEX: 175 case RT286_PROC_COEF: 176 case RT286_SET_AMP_GAIN_ADC_IN1: 177 case RT286_SET_AMP_GAIN_ADC_IN2: 178 case RT286_SET_POWER(RT286_DAC_OUT1): 179 case RT286_SET_POWER(RT286_DAC_OUT2): 180 case RT286_SET_POWER(RT286_ADC_IN1): 181 case RT286_SET_POWER(RT286_ADC_IN2): 182 case RT286_SET_POWER(RT286_DMIC2): 183 case RT286_SET_POWER(RT286_MIC1): 184 return true; 185 default: 186 return false; 187 } 188 } 189 190 #ifdef CONFIG_PM 191 static void rt286_index_sync(struct snd_soc_codec *codec) 192 { 193 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 194 int i; 195 196 for (i = 0; i < INDEX_CACHE_SIZE; i++) { 197 snd_soc_write(codec, rt286->index_cache[i].reg, 198 rt286->index_cache[i].def); 199 } 200 } 201 #endif 202 203 static int rt286_support_power_controls[] = { 204 RT286_DAC_OUT1, 205 RT286_DAC_OUT2, 206 RT286_ADC_IN1, 207 RT286_ADC_IN2, 208 RT286_MIC1, 209 RT286_DMIC1, 210 RT286_DMIC2, 211 RT286_SPK_OUT, 212 RT286_HP_OUT, 213 }; 214 #define RT286_POWER_REG_LEN ARRAY_SIZE(rt286_support_power_controls) 215 216 static int rt286_jack_detect(struct rt286_priv *rt286, bool *hp, bool *mic) 217 { 218 struct snd_soc_dapm_context *dapm; 219 unsigned int val, buf; 220 221 *hp = false; 222 *mic = false; 223 224 if (!rt286->codec) 225 return -EINVAL; 226 227 dapm = snd_soc_codec_get_dapm(rt286->codec); 228 229 if (rt286->pdata.cbj_en) { 230 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 231 *hp = buf & 0x80000000; 232 if (*hp) { 233 /* power on HV,VERF */ 234 regmap_update_bits(rt286->regmap, 235 RT286_DC_GAIN, 0x200, 0x200); 236 237 snd_soc_dapm_force_enable_pin(dapm, "HV"); 238 snd_soc_dapm_force_enable_pin(dapm, "VREF"); 239 /* power LDO1 */ 240 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 241 snd_soc_dapm_sync(dapm); 242 243 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x24); 244 msleep(50); 245 246 regmap_update_bits(rt286->regmap, 247 RT286_CBJ_CTRL1, 0xfcc0, 0xd400); 248 msleep(300); 249 regmap_read(rt286->regmap, RT286_CBJ_CTRL2, &val); 250 251 if (0x0070 == (val & 0x0070)) { 252 *mic = true; 253 } else { 254 regmap_update_bits(rt286->regmap, 255 RT286_CBJ_CTRL1, 0xfcc0, 0xe400); 256 msleep(300); 257 regmap_read(rt286->regmap, 258 RT286_CBJ_CTRL2, &val); 259 if (0x0070 == (val & 0x0070)) 260 *mic = true; 261 else 262 *mic = false; 263 } 264 regmap_update_bits(rt286->regmap, 265 RT286_DC_GAIN, 0x200, 0x0); 266 267 } else { 268 *mic = false; 269 regmap_write(rt286->regmap, RT286_SET_MIC1, 0x20); 270 } 271 } else { 272 regmap_read(rt286->regmap, RT286_GET_HP_SENSE, &buf); 273 *hp = buf & 0x80000000; 274 regmap_read(rt286->regmap, RT286_GET_MIC1_SENSE, &buf); 275 *mic = buf & 0x80000000; 276 } 277 278 snd_soc_dapm_disable_pin(dapm, "HV"); 279 snd_soc_dapm_disable_pin(dapm, "VREF"); 280 if (!*hp) 281 snd_soc_dapm_disable_pin(dapm, "LDO1"); 282 snd_soc_dapm_sync(dapm); 283 284 return 0; 285 } 286 287 static void rt286_jack_detect_work(struct work_struct *work) 288 { 289 struct rt286_priv *rt286 = 290 container_of(work, struct rt286_priv, jack_detect_work.work); 291 int status = 0; 292 bool hp = false; 293 bool mic = false; 294 295 rt286_jack_detect(rt286, &hp, &mic); 296 297 if (hp == true) 298 status |= SND_JACK_HEADPHONE; 299 300 if (mic == true) 301 status |= SND_JACK_MICROPHONE; 302 303 snd_soc_jack_report(rt286->jack, status, 304 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 305 } 306 307 int rt286_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack) 308 { 309 struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); 310 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 311 312 rt286->jack = jack; 313 314 if (jack) { 315 /* enable IRQ */ 316 if (rt286->jack->status & SND_JACK_HEADPHONE) 317 snd_soc_dapm_force_enable_pin(dapm, "LDO1"); 318 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x2); 319 /* Send an initial empty report */ 320 snd_soc_jack_report(rt286->jack, rt286->jack->status, 321 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 322 } else { 323 /* disable IRQ */ 324 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x2, 0x0); 325 snd_soc_dapm_disable_pin(dapm, "LDO1"); 326 } 327 snd_soc_dapm_sync(dapm); 328 329 return 0; 330 } 331 EXPORT_SYMBOL_GPL(rt286_mic_detect); 332 333 static int is_mclk_mode(struct snd_soc_dapm_widget *source, 334 struct snd_soc_dapm_widget *sink) 335 { 336 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); 337 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 338 339 if (rt286->clk_id == RT286_SCLK_S_MCLK) 340 return 1; 341 else 342 return 0; 343 } 344 345 static const DECLARE_TLV_DB_SCALE(out_vol_tlv, -6350, 50, 0); 346 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, 0, 1000, 0); 347 348 static const struct snd_kcontrol_new rt286_snd_controls[] = { 349 SOC_DOUBLE_R_TLV("DAC0 Playback Volume", RT286_DACL_GAIN, 350 RT286_DACR_GAIN, 0, 0x7f, 0, out_vol_tlv), 351 SOC_DOUBLE_R("ADC0 Capture Switch", RT286_ADCL_GAIN, 352 RT286_ADCR_GAIN, 7, 1, 1), 353 SOC_DOUBLE_R_TLV("ADC0 Capture Volume", RT286_ADCL_GAIN, 354 RT286_ADCR_GAIN, 0, 0x7f, 0, out_vol_tlv), 355 SOC_SINGLE_TLV("AMIC Volume", RT286_MIC_GAIN, 356 0, 0x3, 0, mic_vol_tlv), 357 SOC_DOUBLE_R("Speaker Playback Switch", RT286_SPOL_GAIN, 358 RT286_SPOR_GAIN, RT286_MUTE_SFT, 1, 1), 359 }; 360 361 /* Digital Mixer */ 362 static const struct snd_kcontrol_new rt286_front_mix[] = { 363 SOC_DAPM_SINGLE("DAC Switch", RT286_F_DAC_SWITCH, 364 RT286_MUTE_SFT, 1, 1), 365 SOC_DAPM_SINGLE("RECMIX Switch", RT286_F_RECMIX_SWITCH, 366 RT286_MUTE_SFT, 1, 1), 367 }; 368 369 /* Analog Input Mixer */ 370 static const struct snd_kcontrol_new rt286_rec_mix[] = { 371 SOC_DAPM_SINGLE("Mic1 Switch", RT286_REC_MIC_SWITCH, 372 RT286_MUTE_SFT, 1, 1), 373 SOC_DAPM_SINGLE("I2S Switch", RT286_REC_I2S_SWITCH, 374 RT286_MUTE_SFT, 1, 1), 375 SOC_DAPM_SINGLE("Line1 Switch", RT286_REC_LINE_SWITCH, 376 RT286_MUTE_SFT, 1, 1), 377 SOC_DAPM_SINGLE("Beep Switch", RT286_REC_BEEP_SWITCH, 378 RT286_MUTE_SFT, 1, 1), 379 }; 380 381 static const struct snd_kcontrol_new spo_enable_control = 382 SOC_DAPM_SINGLE("Switch", RT286_SET_PIN_SPK, 383 RT286_SET_PIN_SFT, 1, 0); 384 385 static const struct snd_kcontrol_new hpol_enable_control = 386 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOL_GAIN, 387 RT286_MUTE_SFT, 1, 1); 388 389 static const struct snd_kcontrol_new hpor_enable_control = 390 SOC_DAPM_SINGLE_AUTODISABLE("Switch", RT286_HPOR_GAIN, 391 RT286_MUTE_SFT, 1, 1); 392 393 /* ADC0 source */ 394 static const char * const rt286_adc_src[] = { 395 "Mic", "RECMIX", "Dmic" 396 }; 397 398 static const int rt286_adc_values[] = { 399 0, 4, 5, 400 }; 401 402 static SOC_VALUE_ENUM_SINGLE_DECL( 403 rt286_adc0_enum, RT286_ADC0_MUX, RT286_ADC_SEL_SFT, 404 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 405 406 static const struct snd_kcontrol_new rt286_adc0_mux = 407 SOC_DAPM_ENUM("ADC 0 source", rt286_adc0_enum); 408 409 static SOC_VALUE_ENUM_SINGLE_DECL( 410 rt286_adc1_enum, RT286_ADC1_MUX, RT286_ADC_SEL_SFT, 411 RT286_ADC_SEL_MASK, rt286_adc_src, rt286_adc_values); 412 413 static const struct snd_kcontrol_new rt286_adc1_mux = 414 SOC_DAPM_ENUM("ADC 1 source", rt286_adc1_enum); 415 416 static const char * const rt286_dac_src[] = { 417 "Front", "Surround" 418 }; 419 /* HP-OUT source */ 420 static SOC_ENUM_SINGLE_DECL(rt286_hpo_enum, RT286_HPO_MUX, 421 0, rt286_dac_src); 422 423 static const struct snd_kcontrol_new rt286_hpo_mux = 424 SOC_DAPM_ENUM("HPO source", rt286_hpo_enum); 425 426 /* SPK-OUT source */ 427 static SOC_ENUM_SINGLE_DECL(rt286_spo_enum, RT286_SPK_MUX, 428 0, rt286_dac_src); 429 430 static const struct snd_kcontrol_new rt286_spo_mux = 431 SOC_DAPM_ENUM("SPO source", rt286_spo_enum); 432 433 static int rt286_spk_event(struct snd_soc_dapm_widget *w, 434 struct snd_kcontrol *kcontrol, int event) 435 { 436 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 437 438 switch (event) { 439 case SND_SOC_DAPM_POST_PMU: 440 snd_soc_write(codec, 441 RT286_SPK_EAPD, RT286_SET_EAPD_HIGH); 442 break; 443 case SND_SOC_DAPM_PRE_PMD: 444 snd_soc_write(codec, 445 RT286_SPK_EAPD, RT286_SET_EAPD_LOW); 446 break; 447 448 default: 449 return 0; 450 } 451 452 return 0; 453 } 454 455 static int rt286_set_dmic1_event(struct snd_soc_dapm_widget *w, 456 struct snd_kcontrol *kcontrol, int event) 457 { 458 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 459 460 switch (event) { 461 case SND_SOC_DAPM_POST_PMU: 462 snd_soc_write(codec, RT286_SET_PIN_DMIC1, 0x20); 463 break; 464 case SND_SOC_DAPM_PRE_PMD: 465 snd_soc_write(codec, RT286_SET_PIN_DMIC1, 0); 466 break; 467 default: 468 return 0; 469 } 470 471 return 0; 472 } 473 474 static int rt286_vref_event(struct snd_soc_dapm_widget *w, 475 struct snd_kcontrol *kcontrol, int event) 476 { 477 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 478 479 switch (event) { 480 case SND_SOC_DAPM_PRE_PMU: 481 snd_soc_update_bits(codec, 482 RT286_CBJ_CTRL1, 0x0400, 0x0000); 483 mdelay(50); 484 break; 485 default: 486 return 0; 487 } 488 489 return 0; 490 } 491 492 static int rt286_ldo2_event(struct snd_soc_dapm_widget *w, 493 struct snd_kcontrol *kcontrol, int event) 494 { 495 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 496 497 switch (event) { 498 case SND_SOC_DAPM_POST_PMU: 499 snd_soc_update_bits(codec, RT286_POWER_CTRL2, 0x38, 0x08); 500 break; 501 case SND_SOC_DAPM_PRE_PMD: 502 snd_soc_update_bits(codec, RT286_POWER_CTRL2, 0x38, 0x30); 503 break; 504 default: 505 return 0; 506 } 507 508 return 0; 509 } 510 511 static int rt286_mic1_event(struct snd_soc_dapm_widget *w, 512 struct snd_kcontrol *kcontrol, int event) 513 { 514 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 515 516 switch (event) { 517 case SND_SOC_DAPM_PRE_PMU: 518 snd_soc_update_bits(codec, 519 RT286_A_BIAS_CTRL3, 0xc000, 0x8000); 520 snd_soc_update_bits(codec, 521 RT286_A_BIAS_CTRL2, 0xc000, 0x8000); 522 break; 523 case SND_SOC_DAPM_POST_PMD: 524 snd_soc_update_bits(codec, 525 RT286_A_BIAS_CTRL3, 0xc000, 0x0000); 526 snd_soc_update_bits(codec, 527 RT286_A_BIAS_CTRL2, 0xc000, 0x0000); 528 break; 529 default: 530 return 0; 531 } 532 533 return 0; 534 } 535 536 static const struct snd_soc_dapm_widget rt286_dapm_widgets[] = { 537 SND_SOC_DAPM_SUPPLY_S("HV", 1, RT286_POWER_CTRL1, 538 12, 1, NULL, 0), 539 SND_SOC_DAPM_SUPPLY("VREF", RT286_POWER_CTRL1, 540 0, 1, rt286_vref_event, SND_SOC_DAPM_PRE_PMU), 541 SND_SOC_DAPM_SUPPLY_S("LDO1", 1, RT286_POWER_CTRL2, 542 2, 0, NULL, 0), 543 SND_SOC_DAPM_SUPPLY_S("LDO2", 2, RT286_POWER_CTRL1, 544 13, 1, rt286_ldo2_event, SND_SOC_DAPM_PRE_PMD | 545 SND_SOC_DAPM_POST_PMU), 546 SND_SOC_DAPM_SUPPLY("MCLK MODE", RT286_PLL_CTRL1, 547 5, 0, NULL, 0), 548 SND_SOC_DAPM_SUPPLY("MIC1 Input Buffer", SND_SOC_NOPM, 549 0, 0, rt286_mic1_event, SND_SOC_DAPM_PRE_PMU | 550 SND_SOC_DAPM_POST_PMD), 551 552 /* Input Lines */ 553 SND_SOC_DAPM_INPUT("DMIC1 Pin"), 554 SND_SOC_DAPM_INPUT("DMIC2 Pin"), 555 SND_SOC_DAPM_INPUT("MIC1"), 556 SND_SOC_DAPM_INPUT("LINE1"), 557 SND_SOC_DAPM_INPUT("Beep"), 558 559 /* DMIC */ 560 SND_SOC_DAPM_PGA_E("DMIC1", RT286_SET_POWER(RT286_DMIC1), 0, 1, 561 NULL, 0, rt286_set_dmic1_event, 562 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 563 SND_SOC_DAPM_PGA("DMIC2", RT286_SET_POWER(RT286_DMIC2), 0, 1, 564 NULL, 0), 565 SND_SOC_DAPM_SUPPLY("DMIC Receiver", SND_SOC_NOPM, 566 0, 0, NULL, 0), 567 568 /* REC Mixer */ 569 SND_SOC_DAPM_MIXER("RECMIX", SND_SOC_NOPM, 0, 0, 570 rt286_rec_mix, ARRAY_SIZE(rt286_rec_mix)), 571 572 /* ADCs */ 573 SND_SOC_DAPM_ADC("ADC 0", NULL, SND_SOC_NOPM, 0, 0), 574 SND_SOC_DAPM_ADC("ADC 1", NULL, SND_SOC_NOPM, 0, 0), 575 576 /* ADC Mux */ 577 SND_SOC_DAPM_MUX("ADC 0 Mux", RT286_SET_POWER(RT286_ADC_IN1), 0, 1, 578 &rt286_adc0_mux), 579 SND_SOC_DAPM_MUX("ADC 1 Mux", RT286_SET_POWER(RT286_ADC_IN2), 0, 1, 580 &rt286_adc1_mux), 581 582 /* Audio Interface */ 583 SND_SOC_DAPM_AIF_IN("AIF1RX", "AIF1 Playback", 0, SND_SOC_NOPM, 0, 0), 584 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0), 585 SND_SOC_DAPM_AIF_IN("AIF2RX", "AIF2 Playback", 0, SND_SOC_NOPM, 0, 0), 586 SND_SOC_DAPM_AIF_OUT("AIF2TX", "AIF2 Capture", 0, SND_SOC_NOPM, 0, 0), 587 588 /* Output Side */ 589 /* DACs */ 590 SND_SOC_DAPM_DAC("DAC 0", NULL, SND_SOC_NOPM, 0, 0), 591 SND_SOC_DAPM_DAC("DAC 1", NULL, SND_SOC_NOPM, 0, 0), 592 593 /* Output Mux */ 594 SND_SOC_DAPM_MUX("SPK Mux", SND_SOC_NOPM, 0, 0, &rt286_spo_mux), 595 SND_SOC_DAPM_MUX("HPO Mux", SND_SOC_NOPM, 0, 0, &rt286_hpo_mux), 596 597 SND_SOC_DAPM_SUPPLY("HP Power", RT286_SET_PIN_HPO, 598 RT286_SET_PIN_SFT, 0, NULL, 0), 599 600 /* Output Mixer */ 601 SND_SOC_DAPM_MIXER("Front", RT286_SET_POWER(RT286_DAC_OUT1), 0, 1, 602 rt286_front_mix, ARRAY_SIZE(rt286_front_mix)), 603 SND_SOC_DAPM_PGA("Surround", RT286_SET_POWER(RT286_DAC_OUT2), 0, 1, 604 NULL, 0), 605 606 /* Output Pga */ 607 SND_SOC_DAPM_SWITCH_E("SPO", SND_SOC_NOPM, 0, 0, 608 &spo_enable_control, rt286_spk_event, 609 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 610 SND_SOC_DAPM_SWITCH("HPO L", SND_SOC_NOPM, 0, 0, 611 &hpol_enable_control), 612 SND_SOC_DAPM_SWITCH("HPO R", SND_SOC_NOPM, 0, 0, 613 &hpor_enable_control), 614 615 /* Output Lines */ 616 SND_SOC_DAPM_OUTPUT("SPOL"), 617 SND_SOC_DAPM_OUTPUT("SPOR"), 618 SND_SOC_DAPM_OUTPUT("HPO Pin"), 619 SND_SOC_DAPM_OUTPUT("SPDIF"), 620 }; 621 622 static const struct snd_soc_dapm_route rt286_dapm_routes[] = { 623 {"ADC 0", NULL, "MCLK MODE", is_mclk_mode}, 624 {"ADC 1", NULL, "MCLK MODE", is_mclk_mode}, 625 {"Front", NULL, "MCLK MODE", is_mclk_mode}, 626 {"Surround", NULL, "MCLK MODE", is_mclk_mode}, 627 628 {"HP Power", NULL, "LDO1"}, 629 {"HP Power", NULL, "LDO2"}, 630 631 {"MIC1", NULL, "LDO1"}, 632 {"MIC1", NULL, "LDO2"}, 633 {"MIC1", NULL, "HV"}, 634 {"MIC1", NULL, "VREF"}, 635 {"MIC1", NULL, "MIC1 Input Buffer"}, 636 637 {"SPO", NULL, "LDO1"}, 638 {"SPO", NULL, "LDO2"}, 639 {"SPO", NULL, "HV"}, 640 {"SPO", NULL, "VREF"}, 641 642 {"DMIC1", NULL, "DMIC1 Pin"}, 643 {"DMIC2", NULL, "DMIC2 Pin"}, 644 {"DMIC1", NULL, "DMIC Receiver"}, 645 {"DMIC2", NULL, "DMIC Receiver"}, 646 647 {"RECMIX", "Beep Switch", "Beep"}, 648 {"RECMIX", "Line1 Switch", "LINE1"}, 649 {"RECMIX", "Mic1 Switch", "MIC1"}, 650 651 {"ADC 0 Mux", "Dmic", "DMIC1"}, 652 {"ADC 0 Mux", "RECMIX", "RECMIX"}, 653 {"ADC 0 Mux", "Mic", "MIC1"}, 654 {"ADC 1 Mux", "Dmic", "DMIC2"}, 655 {"ADC 1 Mux", "RECMIX", "RECMIX"}, 656 {"ADC 1 Mux", "Mic", "MIC1"}, 657 658 {"ADC 0", NULL, "ADC 0 Mux"}, 659 {"ADC 1", NULL, "ADC 1 Mux"}, 660 661 {"AIF1TX", NULL, "ADC 0"}, 662 {"AIF2TX", NULL, "ADC 1"}, 663 664 {"DAC 0", NULL, "AIF1RX"}, 665 {"DAC 1", NULL, "AIF2RX"}, 666 667 {"Front", "DAC Switch", "DAC 0"}, 668 {"Front", "RECMIX Switch", "RECMIX"}, 669 670 {"Surround", NULL, "DAC 1"}, 671 672 {"SPK Mux", "Front", "Front"}, 673 {"SPK Mux", "Surround", "Surround"}, 674 675 {"HPO Mux", "Front", "Front"}, 676 {"HPO Mux", "Surround", "Surround"}, 677 678 {"SPO", "Switch", "SPK Mux"}, 679 {"HPO L", "Switch", "HPO Mux"}, 680 {"HPO R", "Switch", "HPO Mux"}, 681 {"HPO L", NULL, "HP Power"}, 682 {"HPO R", NULL, "HP Power"}, 683 684 {"SPOL", NULL, "SPO"}, 685 {"SPOR", NULL, "SPO"}, 686 {"HPO Pin", NULL, "HPO L"}, 687 {"HPO Pin", NULL, "HPO R"}, 688 }; 689 690 static int rt286_hw_params(struct snd_pcm_substream *substream, 691 struct snd_pcm_hw_params *params, 692 struct snd_soc_dai *dai) 693 { 694 struct snd_soc_codec *codec = dai->codec; 695 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 696 unsigned int val = 0; 697 int d_len_code; 698 699 switch (params_rate(params)) { 700 /* bit 14 0:48K 1:44.1K */ 701 case 44100: 702 val |= 0x4000; 703 break; 704 case 48000: 705 break; 706 default: 707 dev_err(codec->dev, "Unsupported sample rate %d\n", 708 params_rate(params)); 709 return -EINVAL; 710 } 711 switch (rt286->sys_clk) { 712 case 12288000: 713 case 24576000: 714 if (params_rate(params) != 48000) { 715 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", 716 params_rate(params), rt286->sys_clk); 717 return -EINVAL; 718 } 719 break; 720 case 11289600: 721 case 22579200: 722 if (params_rate(params) != 44100) { 723 dev_err(codec->dev, "Sys_clk is not matched (%d %d)\n", 724 params_rate(params), rt286->sys_clk); 725 return -EINVAL; 726 } 727 break; 728 } 729 730 if (params_channels(params) <= 16) { 731 /* bit 3:0 Number of Channel */ 732 val |= (params_channels(params) - 1); 733 } else { 734 dev_err(codec->dev, "Unsupported channels %d\n", 735 params_channels(params)); 736 return -EINVAL; 737 } 738 739 d_len_code = 0; 740 switch (params_width(params)) { 741 /* bit 6:4 Bits per Sample */ 742 case 16: 743 d_len_code = 0; 744 val |= (0x1 << 4); 745 break; 746 case 32: 747 d_len_code = 2; 748 val |= (0x4 << 4); 749 break; 750 case 20: 751 d_len_code = 1; 752 val |= (0x2 << 4); 753 break; 754 case 24: 755 d_len_code = 2; 756 val |= (0x3 << 4); 757 break; 758 case 8: 759 d_len_code = 3; 760 break; 761 default: 762 return -EINVAL; 763 } 764 765 snd_soc_update_bits(codec, 766 RT286_I2S_CTRL1, 0x0018, d_len_code << 3); 767 dev_dbg(codec->dev, "format val = 0x%x\n", val); 768 769 snd_soc_update_bits(codec, RT286_DAC_FORMAT, 0x407f, val); 770 snd_soc_update_bits(codec, RT286_ADC_FORMAT, 0x407f, val); 771 772 return 0; 773 } 774 775 static int rt286_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 776 { 777 struct snd_soc_codec *codec = dai->codec; 778 779 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 780 case SND_SOC_DAIFMT_CBM_CFM: 781 snd_soc_update_bits(codec, 782 RT286_I2S_CTRL1, 0x800, 0x800); 783 break; 784 case SND_SOC_DAIFMT_CBS_CFS: 785 snd_soc_update_bits(codec, 786 RT286_I2S_CTRL1, 0x800, 0x0); 787 break; 788 default: 789 return -EINVAL; 790 } 791 792 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 793 case SND_SOC_DAIFMT_I2S: 794 snd_soc_update_bits(codec, 795 RT286_I2S_CTRL1, 0x300, 0x0); 796 break; 797 case SND_SOC_DAIFMT_LEFT_J: 798 snd_soc_update_bits(codec, 799 RT286_I2S_CTRL1, 0x300, 0x1 << 8); 800 break; 801 case SND_SOC_DAIFMT_DSP_A: 802 snd_soc_update_bits(codec, 803 RT286_I2S_CTRL1, 0x300, 0x2 << 8); 804 break; 805 case SND_SOC_DAIFMT_DSP_B: 806 snd_soc_update_bits(codec, 807 RT286_I2S_CTRL1, 0x300, 0x3 << 8); 808 break; 809 default: 810 return -EINVAL; 811 } 812 /* bit 15 Stream Type 0:PCM 1:Non-PCM */ 813 snd_soc_update_bits(codec, RT286_DAC_FORMAT, 0x8000, 0); 814 snd_soc_update_bits(codec, RT286_ADC_FORMAT, 0x8000, 0); 815 816 return 0; 817 } 818 819 static int rt286_set_dai_sysclk(struct snd_soc_dai *dai, 820 int clk_id, unsigned int freq, int dir) 821 { 822 struct snd_soc_codec *codec = dai->codec; 823 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 824 825 dev_dbg(codec->dev, "%s freq=%d\n", __func__, freq); 826 827 if (RT286_SCLK_S_MCLK == clk_id) { 828 snd_soc_update_bits(codec, 829 RT286_I2S_CTRL2, 0x0100, 0x0); 830 snd_soc_update_bits(codec, 831 RT286_PLL_CTRL1, 0x20, 0x20); 832 } else { 833 snd_soc_update_bits(codec, 834 RT286_I2S_CTRL2, 0x0100, 0x0100); 835 snd_soc_update_bits(codec, 836 RT286_PLL_CTRL, 0x4, 0x4); 837 snd_soc_update_bits(codec, 838 RT286_PLL_CTRL1, 0x20, 0x0); 839 } 840 841 switch (freq) { 842 case 19200000: 843 if (RT286_SCLK_S_MCLK == clk_id) { 844 dev_err(codec->dev, "Should not use MCLK\n"); 845 return -EINVAL; 846 } 847 snd_soc_update_bits(codec, 848 RT286_I2S_CTRL2, 0x40, 0x40); 849 break; 850 case 24000000: 851 if (RT286_SCLK_S_MCLK == clk_id) { 852 dev_err(codec->dev, "Should not use MCLK\n"); 853 return -EINVAL; 854 } 855 snd_soc_update_bits(codec, 856 RT286_I2S_CTRL2, 0x40, 0x0); 857 break; 858 case 12288000: 859 case 11289600: 860 snd_soc_update_bits(codec, 861 RT286_I2S_CTRL2, 0x8, 0x0); 862 snd_soc_update_bits(codec, 863 RT286_CLK_DIV, 0xfc1e, 0x0004); 864 break; 865 case 24576000: 866 case 22579200: 867 snd_soc_update_bits(codec, 868 RT286_I2S_CTRL2, 0x8, 0x8); 869 snd_soc_update_bits(codec, 870 RT286_CLK_DIV, 0xfc1e, 0x5406); 871 break; 872 default: 873 dev_err(codec->dev, "Unsupported system clock\n"); 874 return -EINVAL; 875 } 876 877 rt286->sys_clk = freq; 878 rt286->clk_id = clk_id; 879 880 return 0; 881 } 882 883 static int rt286_set_bclk_ratio(struct snd_soc_dai *dai, unsigned int ratio) 884 { 885 struct snd_soc_codec *codec = dai->codec; 886 887 dev_dbg(codec->dev, "%s ratio=%d\n", __func__, ratio); 888 if (50 == ratio) 889 snd_soc_update_bits(codec, 890 RT286_I2S_CTRL1, 0x1000, 0x1000); 891 else 892 snd_soc_update_bits(codec, 893 RT286_I2S_CTRL1, 0x1000, 0x0); 894 895 896 return 0; 897 } 898 899 static int rt286_set_bias_level(struct snd_soc_codec *codec, 900 enum snd_soc_bias_level level) 901 { 902 switch (level) { 903 case SND_SOC_BIAS_PREPARE: 904 if (SND_SOC_BIAS_STANDBY == snd_soc_codec_get_bias_level(codec)) { 905 snd_soc_write(codec, 906 RT286_SET_AUDIO_POWER, AC_PWRST_D0); 907 snd_soc_update_bits(codec, 908 RT286_DC_GAIN, 0x200, 0x200); 909 } 910 break; 911 912 case SND_SOC_BIAS_ON: 913 mdelay(10); 914 snd_soc_update_bits(codec, 915 RT286_CBJ_CTRL1, 0x0400, 0x0400); 916 snd_soc_update_bits(codec, 917 RT286_DC_GAIN, 0x200, 0x0); 918 919 break; 920 921 case SND_SOC_BIAS_STANDBY: 922 snd_soc_write(codec, 923 RT286_SET_AUDIO_POWER, AC_PWRST_D3); 924 snd_soc_update_bits(codec, 925 RT286_CBJ_CTRL1, 0x0400, 0x0000); 926 break; 927 928 default: 929 break; 930 } 931 932 return 0; 933 } 934 935 static irqreturn_t rt286_irq(int irq, void *data) 936 { 937 struct rt286_priv *rt286 = data; 938 bool hp = false; 939 bool mic = false; 940 int status = 0; 941 942 rt286_jack_detect(rt286, &hp, &mic); 943 944 /* Clear IRQ */ 945 regmap_update_bits(rt286->regmap, RT286_IRQ_CTRL, 0x1, 0x1); 946 947 if (hp == true) 948 status |= SND_JACK_HEADPHONE; 949 950 if (mic == true) 951 status |= SND_JACK_MICROPHONE; 952 953 snd_soc_jack_report(rt286->jack, status, 954 SND_JACK_MICROPHONE | SND_JACK_HEADPHONE); 955 956 pm_wakeup_event(&rt286->i2c->dev, 300); 957 958 return IRQ_HANDLED; 959 } 960 961 static int rt286_probe(struct snd_soc_codec *codec) 962 { 963 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 964 965 rt286->codec = codec; 966 967 if (rt286->i2c->irq) { 968 regmap_update_bits(rt286->regmap, 969 RT286_IRQ_CTRL, 0x2, 0x2); 970 971 INIT_DELAYED_WORK(&rt286->jack_detect_work, 972 rt286_jack_detect_work); 973 schedule_delayed_work(&rt286->jack_detect_work, 974 msecs_to_jiffies(1250)); 975 } 976 977 return 0; 978 } 979 980 static int rt286_remove(struct snd_soc_codec *codec) 981 { 982 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 983 984 cancel_delayed_work_sync(&rt286->jack_detect_work); 985 986 return 0; 987 } 988 989 #ifdef CONFIG_PM 990 static int rt286_suspend(struct snd_soc_codec *codec) 991 { 992 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 993 994 regcache_cache_only(rt286->regmap, true); 995 regcache_mark_dirty(rt286->regmap); 996 997 return 0; 998 } 999 1000 static int rt286_resume(struct snd_soc_codec *codec) 1001 { 1002 struct rt286_priv *rt286 = snd_soc_codec_get_drvdata(codec); 1003 1004 regcache_cache_only(rt286->regmap, false); 1005 rt286_index_sync(codec); 1006 regcache_sync(rt286->regmap); 1007 1008 return 0; 1009 } 1010 #else 1011 #define rt286_suspend NULL 1012 #define rt286_resume NULL 1013 #endif 1014 1015 #define RT286_STEREO_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000) 1016 #define RT286_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \ 1017 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8) 1018 1019 static const struct snd_soc_dai_ops rt286_aif_dai_ops = { 1020 .hw_params = rt286_hw_params, 1021 .set_fmt = rt286_set_dai_fmt, 1022 .set_sysclk = rt286_set_dai_sysclk, 1023 .set_bclk_ratio = rt286_set_bclk_ratio, 1024 }; 1025 1026 static struct snd_soc_dai_driver rt286_dai[] = { 1027 { 1028 .name = "rt286-aif1", 1029 .id = RT286_AIF1, 1030 .playback = { 1031 .stream_name = "AIF1 Playback", 1032 .channels_min = 1, 1033 .channels_max = 2, 1034 .rates = RT286_STEREO_RATES, 1035 .formats = RT286_FORMATS, 1036 }, 1037 .capture = { 1038 .stream_name = "AIF1 Capture", 1039 .channels_min = 1, 1040 .channels_max = 2, 1041 .rates = RT286_STEREO_RATES, 1042 .formats = RT286_FORMATS, 1043 }, 1044 .ops = &rt286_aif_dai_ops, 1045 .symmetric_rates = 1, 1046 }, 1047 { 1048 .name = "rt286-aif2", 1049 .id = RT286_AIF2, 1050 .playback = { 1051 .stream_name = "AIF2 Playback", 1052 .channels_min = 1, 1053 .channels_max = 2, 1054 .rates = RT286_STEREO_RATES, 1055 .formats = RT286_FORMATS, 1056 }, 1057 .capture = { 1058 .stream_name = "AIF2 Capture", 1059 .channels_min = 1, 1060 .channels_max = 2, 1061 .rates = RT286_STEREO_RATES, 1062 .formats = RT286_FORMATS, 1063 }, 1064 .ops = &rt286_aif_dai_ops, 1065 .symmetric_rates = 1, 1066 }, 1067 1068 }; 1069 1070 static struct snd_soc_codec_driver soc_codec_dev_rt286 = { 1071 .probe = rt286_probe, 1072 .remove = rt286_remove, 1073 .suspend = rt286_suspend, 1074 .resume = rt286_resume, 1075 .set_bias_level = rt286_set_bias_level, 1076 .idle_bias_off = true, 1077 .controls = rt286_snd_controls, 1078 .num_controls = ARRAY_SIZE(rt286_snd_controls), 1079 .dapm_widgets = rt286_dapm_widgets, 1080 .num_dapm_widgets = ARRAY_SIZE(rt286_dapm_widgets), 1081 .dapm_routes = rt286_dapm_routes, 1082 .num_dapm_routes = ARRAY_SIZE(rt286_dapm_routes), 1083 }; 1084 1085 static const struct regmap_config rt286_regmap = { 1086 .reg_bits = 32, 1087 .val_bits = 32, 1088 .max_register = 0x02370100, 1089 .volatile_reg = rt286_volatile_register, 1090 .readable_reg = rt286_readable_register, 1091 .reg_write = rl6347a_hw_write, 1092 .reg_read = rl6347a_hw_read, 1093 .cache_type = REGCACHE_RBTREE, 1094 .reg_defaults = rt286_reg, 1095 .num_reg_defaults = ARRAY_SIZE(rt286_reg), 1096 }; 1097 1098 static const struct i2c_device_id rt286_i2c_id[] = { 1099 {"rt286", 0}, 1100 {"rt288", 0}, 1101 {} 1102 }; 1103 MODULE_DEVICE_TABLE(i2c, rt286_i2c_id); 1104 1105 static const struct acpi_device_id rt286_acpi_match[] = { 1106 { "INT343A", 0 }, 1107 {}, 1108 }; 1109 MODULE_DEVICE_TABLE(acpi, rt286_acpi_match); 1110 1111 static const struct dmi_system_id force_combo_jack_table[] = { 1112 { 1113 .ident = "Intel Wilson Beach", 1114 .matches = { 1115 DMI_MATCH(DMI_BOARD_NAME, "Wilson Beach SDS") 1116 } 1117 }, 1118 { } 1119 }; 1120 1121 static const struct dmi_system_id dmi_dell_dino[] = { 1122 { 1123 .ident = "Dell Dino", 1124 .matches = { 1125 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), 1126 DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9343") 1127 } 1128 }, 1129 { } 1130 }; 1131 1132 static int rt286_i2c_probe(struct i2c_client *i2c, 1133 const struct i2c_device_id *id) 1134 { 1135 struct rt286_platform_data *pdata = dev_get_platdata(&i2c->dev); 1136 struct rt286_priv *rt286; 1137 int i, ret, val; 1138 1139 rt286 = devm_kzalloc(&i2c->dev, sizeof(*rt286), 1140 GFP_KERNEL); 1141 if (NULL == rt286) 1142 return -ENOMEM; 1143 1144 rt286->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt286_regmap); 1145 if (IS_ERR(rt286->regmap)) { 1146 ret = PTR_ERR(rt286->regmap); 1147 dev_err(&i2c->dev, "Failed to allocate register map: %d\n", 1148 ret); 1149 return ret; 1150 } 1151 1152 ret = regmap_read(rt286->regmap, 1153 RT286_GET_PARAM(AC_NODE_ROOT, AC_PAR_VENDOR_ID), &val); 1154 if (ret != 0) { 1155 dev_err(&i2c->dev, "I2C error %d\n", ret); 1156 return ret; 1157 } 1158 if (val != RT286_VENDOR_ID && val != RT288_VENDOR_ID) { 1159 dev_err(&i2c->dev, 1160 "Device with ID register %#x is not rt286\n", val); 1161 return -ENODEV; 1162 } 1163 1164 rt286->index_cache = rt286_index_def; 1165 rt286->index_cache_size = INDEX_CACHE_SIZE; 1166 rt286->i2c = i2c; 1167 i2c_set_clientdata(i2c, rt286); 1168 1169 /* restore codec default */ 1170 for (i = 0; i < INDEX_CACHE_SIZE; i++) 1171 regmap_write(rt286->regmap, rt286->index_cache[i].reg, 1172 rt286->index_cache[i].def); 1173 for (i = 0; i < ARRAY_SIZE(rt286_reg); i++) 1174 regmap_write(rt286->regmap, rt286_reg[i].reg, 1175 rt286_reg[i].def); 1176 1177 if (pdata) 1178 rt286->pdata = *pdata; 1179 1180 if (dmi_check_system(force_combo_jack_table) || 1181 dmi_check_system(dmi_dell_dino)) 1182 rt286->pdata.cbj_en = true; 1183 1184 regmap_write(rt286->regmap, RT286_SET_AUDIO_POWER, AC_PWRST_D3); 1185 1186 for (i = 0; i < RT286_POWER_REG_LEN; i++) 1187 regmap_write(rt286->regmap, 1188 RT286_SET_POWER(rt286_support_power_controls[i]), 1189 AC_PWRST_D1); 1190 1191 if (!rt286->pdata.cbj_en) { 1192 regmap_write(rt286->regmap, RT286_CBJ_CTRL2, 0x0000); 1193 regmap_write(rt286->regmap, RT286_MIC1_DET_CTRL, 0x0816); 1194 regmap_update_bits(rt286->regmap, 1195 RT286_CBJ_CTRL1, 0xf000, 0xb000); 1196 } else { 1197 regmap_update_bits(rt286->regmap, 1198 RT286_CBJ_CTRL1, 0xf000, 0x5000); 1199 } 1200 1201 mdelay(10); 1202 1203 if (!rt286->pdata.gpio2_en) 1204 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0x4000); 1205 else 1206 regmap_write(rt286->regmap, RT286_SET_DMIC2_DEFAULT, 0); 1207 1208 mdelay(10); 1209 1210 regmap_write(rt286->regmap, RT286_MISC_CTRL1, 0x0000); 1211 /* Power down LDO, VREF */ 1212 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL2, 0xc, 0x0); 1213 regmap_update_bits(rt286->regmap, RT286_POWER_CTRL1, 0x1001, 0x1001); 1214 1215 /* Set depop parameter */ 1216 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL2, 0x403a, 0x401a); 1217 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL3, 0xf777, 0x4737); 1218 regmap_update_bits(rt286->regmap, RT286_DEPOP_CTRL4, 0x00ff, 0x003f); 1219 1220 if (dmi_check_system(dmi_dell_dino)) { 1221 regmap_update_bits(rt286->regmap, 1222 RT286_SET_GPIO_MASK, 0x40, 0x40); 1223 regmap_update_bits(rt286->regmap, 1224 RT286_SET_GPIO_DIRECTION, 0x40, 0x40); 1225 regmap_update_bits(rt286->regmap, 1226 RT286_SET_GPIO_DATA, 0x40, 0x40); 1227 regmap_update_bits(rt286->regmap, 1228 RT286_GPIO_CTRL, 0xc, 0x8); 1229 } 1230 1231 if (rt286->i2c->irq) { 1232 ret = request_threaded_irq(rt286->i2c->irq, NULL, rt286_irq, 1233 IRQF_TRIGGER_HIGH | IRQF_ONESHOT, "rt286", rt286); 1234 if (ret != 0) { 1235 dev_err(&i2c->dev, 1236 "Failed to reguest IRQ: %d\n", ret); 1237 return ret; 1238 } 1239 } 1240 1241 ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt286, 1242 rt286_dai, ARRAY_SIZE(rt286_dai)); 1243 1244 return ret; 1245 } 1246 1247 static int rt286_i2c_remove(struct i2c_client *i2c) 1248 { 1249 struct rt286_priv *rt286 = i2c_get_clientdata(i2c); 1250 1251 if (i2c->irq) 1252 free_irq(i2c->irq, rt286); 1253 snd_soc_unregister_codec(&i2c->dev); 1254 1255 return 0; 1256 } 1257 1258 1259 static struct i2c_driver rt286_i2c_driver = { 1260 .driver = { 1261 .name = "rt286", 1262 .acpi_match_table = ACPI_PTR(rt286_acpi_match), 1263 }, 1264 .probe = rt286_i2c_probe, 1265 .remove = rt286_i2c_remove, 1266 .id_table = rt286_i2c_id, 1267 }; 1268 1269 module_i2c_driver(rt286_i2c_driver); 1270 1271 MODULE_DESCRIPTION("ASoC RT286 driver"); 1272 MODULE_AUTHOR("Bard Liao <bardliao@realtek.com>"); 1273 MODULE_LICENSE("GPL"); 1274