1/* 2 * wm8994.c -- WM8994 ALSA SoC Audio driver 3 * 4 * Copyright 2009-12 Wolfson Microelectronics plc 5 * 6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> 7 * 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 */ 13 14#include <linux/module.h> 15#include <linux/moduleparam.h> 16#include <linux/init.h> 17#include <linux/delay.h> 18#include <linux/pm.h> 19#include <linux/gcd.h> 20#include <linux/i2c.h> 21#include <linux/platform_device.h> 22#include <linux/pm_runtime.h> 23#include <linux/regulator/consumer.h> 24#include <linux/slab.h> 25#include <sound/core.h> 26#include <sound/jack.h> 27#include <sound/pcm.h> 28#include <sound/pcm_params.h> 29#include <sound/soc.h> 30#include <sound/initval.h> 31#include <sound/tlv.h> 32#include <trace/events/asoc.h> 33 34#include <linux/mfd/wm8994/core.h> 35#include <linux/mfd/wm8994/registers.h> 36#include <linux/mfd/wm8994/pdata.h> 37#include <linux/mfd/wm8994/gpio.h> 38 39#include "wm8994.h" 40#include "wm_hubs.h" 41 42#define WM1811_JACKDET_MODE_NONE 0x0000 43#define WM1811_JACKDET_MODE_JACK 0x0100 44#define WM1811_JACKDET_MODE_MIC 0x0080 45#define WM1811_JACKDET_MODE_AUDIO 0x0180 46 47#define WM8994_NUM_DRC 3 48#define WM8994_NUM_EQ 3 49 50static struct { 51 unsigned int reg; 52 unsigned int mask; 53} wm8994_vu_bits[] = { 54 { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU }, 55 { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU }, 56 { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU }, 57 { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU }, 58 { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU }, 59 { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU }, 60 { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU }, 61 { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU }, 62 { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU }, 63 { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU }, 64 65 { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU }, 66 { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU }, 67 { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU }, 68 { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU }, 69 { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU }, 70 { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU }, 71 { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU }, 72 { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU }, 73 { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU }, 74 { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU }, 75 { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU }, 76 { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU }, 77 { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU }, 78 { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU }, 79 { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU }, 80 { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU }, 81}; 82 83static int wm8994_drc_base[] = { 84 WM8994_AIF1_DRC1_1, 85 WM8994_AIF1_DRC2_1, 86 WM8994_AIF2_DRC_1, 87}; 88 89static int wm8994_retune_mobile_base[] = { 90 WM8994_AIF1_DAC1_EQ_GAINS_1, 91 WM8994_AIF1_DAC2_EQ_GAINS_1, 92 WM8994_AIF2_EQ_GAINS_1, 93}; 94 95static const struct wm8958_micd_rate micdet_rates[] = { 96 { 32768, true, 1, 4 }, 97 { 32768, false, 1, 1 }, 98 { 44100 * 256, true, 7, 10 }, 99 { 44100 * 256, false, 7, 10 }, 100}; 101 102static const struct wm8958_micd_rate jackdet_rates[] = { 103 { 32768, true, 0, 1 }, 104 { 32768, false, 0, 1 }, 105 { 44100 * 256, true, 10, 10 }, 106 { 44100 * 256, false, 7, 8 }, 107}; 108 109static void wm8958_micd_set_rate(struct snd_soc_codec *codec) 110{ 111 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 112 struct wm8994 *control = wm8994->wm8994; 113 int best, i, sysclk, val; 114 bool idle; 115 const struct wm8958_micd_rate *rates; 116 int num_rates; 117 118 idle = !wm8994->jack_mic; 119 120 sysclk = snd_soc_read(codec, WM8994_CLOCKING_1); 121 if (sysclk & WM8994_SYSCLK_SRC) 122 sysclk = wm8994->aifclk[1]; 123 else 124 sysclk = wm8994->aifclk[0]; 125 126 if (control->pdata.micd_rates) { 127 rates = control->pdata.micd_rates; 128 num_rates = control->pdata.num_micd_rates; 129 } else if (wm8994->jackdet) { 130 rates = jackdet_rates; 131 num_rates = ARRAY_SIZE(jackdet_rates); 132 } else { 133 rates = micdet_rates; 134 num_rates = ARRAY_SIZE(micdet_rates); 135 } 136 137 best = 0; 138 for (i = 0; i < num_rates; i++) { 139 if (rates[i].idle != idle) 140 continue; 141 if (abs(rates[i].sysclk - sysclk) < 142 abs(rates[best].sysclk - sysclk)) 143 best = i; 144 else if (rates[best].idle != idle) 145 best = i; 146 } 147 148 val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT 149 | rates[best].rate << WM8958_MICD_RATE_SHIFT; 150 151 dev_dbg(codec->dev, "MICD rate %d,%d for %dHz %s\n", 152 rates[best].start, rates[best].rate, sysclk, 153 idle ? "idle" : "active"); 154 155 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, 156 WM8958_MICD_BIAS_STARTTIME_MASK | 157 WM8958_MICD_RATE_MASK, val); 158} 159 160static int configure_aif_clock(struct snd_soc_codec *codec, int aif) 161{ 162 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 163 int rate; 164 int reg1 = 0; 165 int offset; 166 167 if (aif) 168 offset = 4; 169 else 170 offset = 0; 171 172 switch (wm8994->sysclk[aif]) { 173 case WM8994_SYSCLK_MCLK1: 174 rate = wm8994->mclk[0]; 175 break; 176 177 case WM8994_SYSCLK_MCLK2: 178 reg1 |= 0x8; 179 rate = wm8994->mclk[1]; 180 break; 181 182 case WM8994_SYSCLK_FLL1: 183 reg1 |= 0x10; 184 rate = wm8994->fll[0].out; 185 break; 186 187 case WM8994_SYSCLK_FLL2: 188 reg1 |= 0x18; 189 rate = wm8994->fll[1].out; 190 break; 191 192 default: 193 return -EINVAL; 194 } 195 196 if (rate >= 13500000) { 197 rate /= 2; 198 reg1 |= WM8994_AIF1CLK_DIV; 199 200 dev_dbg(codec->dev, "Dividing AIF%d clock to %dHz\n", 201 aif + 1, rate); 202 } 203 204 wm8994->aifclk[aif] = rate; 205 206 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1 + offset, 207 WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV, 208 reg1); 209 210 return 0; 211} 212 213static int configure_clock(struct snd_soc_codec *codec) 214{ 215 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 216 int change, new; 217 218 /* Bring up the AIF clocks first */ 219 configure_aif_clock(codec, 0); 220 configure_aif_clock(codec, 1); 221 222 /* Then switch CLK_SYS over to the higher of them; a change 223 * can only happen as a result of a clocking change which can 224 * only be made outside of DAPM so we can safely redo the 225 * clocking. 226 */ 227 228 /* If they're equal it doesn't matter which is used */ 229 if (wm8994->aifclk[0] == wm8994->aifclk[1]) { 230 wm8958_micd_set_rate(codec); 231 return 0; 232 } 233 234 if (wm8994->aifclk[0] < wm8994->aifclk[1]) 235 new = WM8994_SYSCLK_SRC; 236 else 237 new = 0; 238 239 change = snd_soc_update_bits(codec, WM8994_CLOCKING_1, 240 WM8994_SYSCLK_SRC, new); 241 if (change) 242 snd_soc_dapm_sync(&codec->dapm); 243 244 wm8958_micd_set_rate(codec); 245 246 return 0; 247} 248 249static int check_clk_sys(struct snd_soc_dapm_widget *source, 250 struct snd_soc_dapm_widget *sink) 251{ 252 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(source->dapm); 253 int reg = snd_soc_read(codec, WM8994_CLOCKING_1); 254 const char *clk; 255 256 /* Check what we're currently using for CLK_SYS */ 257 if (reg & WM8994_SYSCLK_SRC) 258 clk = "AIF2CLK"; 259 else 260 clk = "AIF1CLK"; 261 262 return strcmp(source->name, clk) == 0; 263} 264 265static const char *sidetone_hpf_text[] = { 266 "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz" 267}; 268 269static SOC_ENUM_SINGLE_DECL(sidetone_hpf, 270 WM8994_SIDETONE, 7, sidetone_hpf_text); 271 272static const char *adc_hpf_text[] = { 273 "HiFi", "Voice 1", "Voice 2", "Voice 3" 274}; 275 276static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf, 277 WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text); 278 279static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf, 280 WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text); 281 282static SOC_ENUM_SINGLE_DECL(aif2adc_hpf, 283 WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text); 284 285static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0); 286static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1); 287static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0); 288static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0); 289static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); 290static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0); 291static const DECLARE_TLV_DB_SCALE(mixin_boost_tlv, 0, 900, 0); 292 293#define WM8994_DRC_SWITCH(xname, reg, shift) \ 294 SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \ 295 snd_soc_get_volsw, wm8994_put_drc_sw) 296 297static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol, 298 struct snd_ctl_elem_value *ucontrol) 299{ 300 struct soc_mixer_control *mc = 301 (struct soc_mixer_control *)kcontrol->private_value; 302 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 303 int mask, ret; 304 305 /* Can't enable both ADC and DAC paths simultaneously */ 306 if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT) 307 mask = WM8994_AIF1ADC1L_DRC_ENA_MASK | 308 WM8994_AIF1ADC1R_DRC_ENA_MASK; 309 else 310 mask = WM8994_AIF1DAC1_DRC_ENA_MASK; 311 312 ret = snd_soc_read(codec, mc->reg); 313 if (ret < 0) 314 return ret; 315 if (ret & mask) 316 return -EINVAL; 317 318 return snd_soc_put_volsw(kcontrol, ucontrol); 319} 320 321static void wm8994_set_drc(struct snd_soc_codec *codec, int drc) 322{ 323 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 324 struct wm8994 *control = wm8994->wm8994; 325 struct wm8994_pdata *pdata = &control->pdata; 326 int base = wm8994_drc_base[drc]; 327 int cfg = wm8994->drc_cfg[drc]; 328 int save, i; 329 330 /* Save any enables; the configuration should clear them. */ 331 save = snd_soc_read(codec, base); 332 save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA | 333 WM8994_AIF1ADC1R_DRC_ENA; 334 335 for (i = 0; i < WM8994_DRC_REGS; i++) 336 snd_soc_update_bits(codec, base + i, 0xffff, 337 pdata->drc_cfgs[cfg].regs[i]); 338 339 snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_DRC_ENA | 340 WM8994_AIF1ADC1L_DRC_ENA | 341 WM8994_AIF1ADC1R_DRC_ENA, save); 342} 343 344/* Icky as hell but saves code duplication */ 345static int wm8994_get_drc(const char *name) 346{ 347 if (strcmp(name, "AIF1DRC1 Mode") == 0) 348 return 0; 349 if (strcmp(name, "AIF1DRC2 Mode") == 0) 350 return 1; 351 if (strcmp(name, "AIF2DRC Mode") == 0) 352 return 2; 353 return -EINVAL; 354} 355 356static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol, 357 struct snd_ctl_elem_value *ucontrol) 358{ 359 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 360 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 361 struct wm8994 *control = wm8994->wm8994; 362 struct wm8994_pdata *pdata = &control->pdata; 363 int drc = wm8994_get_drc(kcontrol->id.name); 364 int value = ucontrol->value.enumerated.item[0]; 365 366 if (drc < 0) 367 return drc; 368 369 if (value >= pdata->num_drc_cfgs) 370 return -EINVAL; 371 372 wm8994->drc_cfg[drc] = value; 373 374 wm8994_set_drc(codec, drc); 375 376 return 0; 377} 378 379static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol, 380 struct snd_ctl_elem_value *ucontrol) 381{ 382 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 383 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 384 int drc = wm8994_get_drc(kcontrol->id.name); 385 386 if (drc < 0) 387 return drc; 388 ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc]; 389 390 return 0; 391} 392 393static void wm8994_set_retune_mobile(struct snd_soc_codec *codec, int block) 394{ 395 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 396 struct wm8994 *control = wm8994->wm8994; 397 struct wm8994_pdata *pdata = &control->pdata; 398 int base = wm8994_retune_mobile_base[block]; 399 int iface, best, best_val, save, i, cfg; 400 401 if (!pdata || !wm8994->num_retune_mobile_texts) 402 return; 403 404 switch (block) { 405 case 0: 406 case 1: 407 iface = 0; 408 break; 409 case 2: 410 iface = 1; 411 break; 412 default: 413 return; 414 } 415 416 /* Find the version of the currently selected configuration 417 * with the nearest sample rate. */ 418 cfg = wm8994->retune_mobile_cfg[block]; 419 best = 0; 420 best_val = INT_MAX; 421 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) { 422 if (strcmp(pdata->retune_mobile_cfgs[i].name, 423 wm8994->retune_mobile_texts[cfg]) == 0 && 424 abs(pdata->retune_mobile_cfgs[i].rate 425 - wm8994->dac_rates[iface]) < best_val) { 426 best = i; 427 best_val = abs(pdata->retune_mobile_cfgs[i].rate 428 - wm8994->dac_rates[iface]); 429 } 430 } 431 432 dev_dbg(codec->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n", 433 block, 434 pdata->retune_mobile_cfgs[best].name, 435 pdata->retune_mobile_cfgs[best].rate, 436 wm8994->dac_rates[iface]); 437 438 /* The EQ will be disabled while reconfiguring it, remember the 439 * current configuration. 440 */ 441 save = snd_soc_read(codec, base); 442 save &= WM8994_AIF1DAC1_EQ_ENA; 443 444 for (i = 0; i < WM8994_EQ_REGS; i++) 445 snd_soc_update_bits(codec, base + i, 0xffff, 446 pdata->retune_mobile_cfgs[best].regs[i]); 447 448 snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_EQ_ENA, save); 449} 450 451/* Icky as hell but saves code duplication */ 452static int wm8994_get_retune_mobile_block(const char *name) 453{ 454 if (strcmp(name, "AIF1.1 EQ Mode") == 0) 455 return 0; 456 if (strcmp(name, "AIF1.2 EQ Mode") == 0) 457 return 1; 458 if (strcmp(name, "AIF2 EQ Mode") == 0) 459 return 2; 460 return -EINVAL; 461} 462 463static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol, 464 struct snd_ctl_elem_value *ucontrol) 465{ 466 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 467 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 468 struct wm8994 *control = wm8994->wm8994; 469 struct wm8994_pdata *pdata = &control->pdata; 470 int block = wm8994_get_retune_mobile_block(kcontrol->id.name); 471 int value = ucontrol->value.enumerated.item[0]; 472 473 if (block < 0) 474 return block; 475 476 if (value >= pdata->num_retune_mobile_cfgs) 477 return -EINVAL; 478 479 wm8994->retune_mobile_cfg[block] = value; 480 481 wm8994_set_retune_mobile(codec, block); 482 483 return 0; 484} 485 486static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol, 487 struct snd_ctl_elem_value *ucontrol) 488{ 489 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 490 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 491 int block = wm8994_get_retune_mobile_block(kcontrol->id.name); 492 493 if (block < 0) 494 return block; 495 496 ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block]; 497 498 return 0; 499} 500 501static const char *aif_chan_src_text[] = { 502 "Left", "Right" 503}; 504 505static SOC_ENUM_SINGLE_DECL(aif1adcl_src, 506 WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text); 507 508static SOC_ENUM_SINGLE_DECL(aif1adcr_src, 509 WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text); 510 511static SOC_ENUM_SINGLE_DECL(aif2adcl_src, 512 WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text); 513 514static SOC_ENUM_SINGLE_DECL(aif2adcr_src, 515 WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text); 516 517static SOC_ENUM_SINGLE_DECL(aif1dacl_src, 518 WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text); 519 520static SOC_ENUM_SINGLE_DECL(aif1dacr_src, 521 WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text); 522 523static SOC_ENUM_SINGLE_DECL(aif2dacl_src, 524 WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text); 525 526static SOC_ENUM_SINGLE_DECL(aif2dacr_src, 527 WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text); 528 529static const char *osr_text[] = { 530 "Low Power", "High Performance", 531}; 532 533static SOC_ENUM_SINGLE_DECL(dac_osr, 534 WM8994_OVERSAMPLING, 0, osr_text); 535 536static SOC_ENUM_SINGLE_DECL(adc_osr, 537 WM8994_OVERSAMPLING, 1, osr_text); 538 539static const struct snd_kcontrol_new wm8994_snd_controls[] = { 540SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME, 541 WM8994_AIF1_ADC1_RIGHT_VOLUME, 542 1, 119, 0, digital_tlv), 543SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME, 544 WM8994_AIF1_ADC2_RIGHT_VOLUME, 545 1, 119, 0, digital_tlv), 546SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME, 547 WM8994_AIF2_ADC_RIGHT_VOLUME, 548 1, 119, 0, digital_tlv), 549 550SOC_ENUM("AIF1ADCL Source", aif1adcl_src), 551SOC_ENUM("AIF1ADCR Source", aif1adcr_src), 552SOC_ENUM("AIF2ADCL Source", aif2adcl_src), 553SOC_ENUM("AIF2ADCR Source", aif2adcr_src), 554 555SOC_ENUM("AIF1DACL Source", aif1dacl_src), 556SOC_ENUM("AIF1DACR Source", aif1dacr_src), 557SOC_ENUM("AIF2DACL Source", aif2dacl_src), 558SOC_ENUM("AIF2DACR Source", aif2dacr_src), 559 560SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME, 561 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 562SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME, 563 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 564SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME, 565 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 566 567SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv), 568SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv), 569 570SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0), 571SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0), 572SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0), 573 574WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2), 575WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1), 576WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0), 577 578WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2), 579WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1), 580WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0), 581 582WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2), 583WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1), 584WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0), 585 586SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES, 587 5, 12, 0, st_tlv), 588SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES, 589 0, 12, 0, st_tlv), 590SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES, 591 5, 12, 0, st_tlv), 592SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES, 593 0, 12, 0, st_tlv), 594SOC_ENUM("Sidetone HPF Mux", sidetone_hpf), 595SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0), 596 597SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf), 598SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0), 599 600SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf), 601SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0), 602 603SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf), 604SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0), 605 606SOC_ENUM("ADC OSR", adc_osr), 607SOC_ENUM("DAC OSR", dac_osr), 608 609SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME, 610 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 611SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME, 612 WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1), 613 614SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME, 615 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 616SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME, 617 WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1), 618 619SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION, 620 6, 1, 1, wm_hubs_spkmix_tlv), 621SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION, 622 2, 1, 1, wm_hubs_spkmix_tlv), 623 624SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION, 625 6, 1, 1, wm_hubs_spkmix_tlv), 626SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION, 627 2, 1, 1, wm_hubs_spkmix_tlv), 628 629SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2, 630 10, 15, 0, wm8994_3d_tlv), 631SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2, 632 8, 1, 0), 633SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2, 634 10, 15, 0, wm8994_3d_tlv), 635SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2, 636 8, 1, 0), 637SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2, 638 10, 15, 0, wm8994_3d_tlv), 639SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2, 640 8, 1, 0), 641}; 642 643static const struct snd_kcontrol_new wm8994_eq_controls[] = { 644SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0, 645 eq_tlv), 646SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0, 647 eq_tlv), 648SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0, 649 eq_tlv), 650SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0, 651 eq_tlv), 652SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0, 653 eq_tlv), 654 655SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0, 656 eq_tlv), 657SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0, 658 eq_tlv), 659SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0, 660 eq_tlv), 661SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0, 662 eq_tlv), 663SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0, 664 eq_tlv), 665 666SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0, 667 eq_tlv), 668SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0, 669 eq_tlv), 670SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0, 671 eq_tlv), 672SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0, 673 eq_tlv), 674SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0, 675 eq_tlv), 676}; 677 678static const struct snd_kcontrol_new wm8994_drc_controls[] = { 679SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5, 680 WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA | 681 WM8994_AIF1ADC1R_DRC_ENA), 682SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5, 683 WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA | 684 WM8994_AIF1ADC2R_DRC_ENA), 685SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5, 686 WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA | 687 WM8994_AIF2ADCR_DRC_ENA), 688}; 689 690static const char *wm8958_ng_text[] = { 691 "30ms", "125ms", "250ms", "500ms", 692}; 693 694static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold, 695 WM8958_AIF1_DAC1_NOISE_GATE, 696 WM8958_AIF1DAC1_NG_THR_SHIFT, 697 wm8958_ng_text); 698 699static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold, 700 WM8958_AIF1_DAC2_NOISE_GATE, 701 WM8958_AIF1DAC2_NG_THR_SHIFT, 702 wm8958_ng_text); 703 704static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold, 705 WM8958_AIF2_DAC_NOISE_GATE, 706 WM8958_AIF2DAC_NG_THR_SHIFT, 707 wm8958_ng_text); 708 709static const struct snd_kcontrol_new wm8958_snd_controls[] = { 710SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv), 711 712SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE, 713 WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0), 714SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold), 715SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume", 716 WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT, 717 7, 1, ng_tlv), 718 719SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE, 720 WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0), 721SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold), 722SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume", 723 WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT, 724 7, 1, ng_tlv), 725 726SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE, 727 WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0), 728SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold), 729SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume", 730 WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT, 731 7, 1, ng_tlv), 732}; 733 734static const struct snd_kcontrol_new wm1811_snd_controls[] = { 735SOC_SINGLE_TLV("MIXINL IN1LP Boost Volume", WM8994_INPUT_MIXER_1, 7, 1, 0, 736 mixin_boost_tlv), 737SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0, 738 mixin_boost_tlv), 739}; 740 741/* We run all mode setting through a function to enforce audio mode */ 742static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode) 743{ 744 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 745 746 if (!wm8994->jackdet || !wm8994->micdet[0].jack) 747 return; 748 749 if (wm8994->active_refcount) 750 mode = WM1811_JACKDET_MODE_AUDIO; 751 752 if (mode == wm8994->jackdet_mode) 753 return; 754 755 wm8994->jackdet_mode = mode; 756 757 /* Always use audio mode to detect while the system is active */ 758 if (mode != WM1811_JACKDET_MODE_NONE) 759 mode = WM1811_JACKDET_MODE_AUDIO; 760 761 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 762 WM1811_JACKDET_MODE_MASK, mode); 763} 764 765static void active_reference(struct snd_soc_codec *codec) 766{ 767 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 768 769 mutex_lock(&wm8994->accdet_lock); 770 771 wm8994->active_refcount++; 772 773 dev_dbg(codec->dev, "Active refcount incremented, now %d\n", 774 wm8994->active_refcount); 775 776 /* If we're using jack detection go into audio mode */ 777 wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_AUDIO); 778 779 mutex_unlock(&wm8994->accdet_lock); 780} 781 782static void active_dereference(struct snd_soc_codec *codec) 783{ 784 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 785 u16 mode; 786 787 mutex_lock(&wm8994->accdet_lock); 788 789 wm8994->active_refcount--; 790 791 dev_dbg(codec->dev, "Active refcount decremented, now %d\n", 792 wm8994->active_refcount); 793 794 if (wm8994->active_refcount == 0) { 795 /* Go into appropriate detection only mode */ 796 if (wm8994->jack_mic || wm8994->mic_detecting) 797 mode = WM1811_JACKDET_MODE_MIC; 798 else 799 mode = WM1811_JACKDET_MODE_JACK; 800 801 wm1811_jackdet_set_mode(codec, mode); 802 } 803 804 mutex_unlock(&wm8994->accdet_lock); 805} 806 807static int clk_sys_event(struct snd_soc_dapm_widget *w, 808 struct snd_kcontrol *kcontrol, int event) 809{ 810 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 811 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 812 813 switch (event) { 814 case SND_SOC_DAPM_PRE_PMU: 815 return configure_clock(codec); 816 817 case SND_SOC_DAPM_POST_PMU: 818 /* 819 * JACKDET won't run until we start the clock and it 820 * only reports deltas, make sure we notify the state 821 * up the stack on startup. Use a *very* generous 822 * timeout for paranoia, there's no urgency and we 823 * don't want false reports. 824 */ 825 if (wm8994->jackdet && !wm8994->clk_has_run) { 826 queue_delayed_work(system_power_efficient_wq, 827 &wm8994->jackdet_bootstrap, 828 msecs_to_jiffies(1000)); 829 wm8994->clk_has_run = true; 830 } 831 break; 832 833 case SND_SOC_DAPM_POST_PMD: 834 configure_clock(codec); 835 break; 836 } 837 838 return 0; 839} 840 841static void vmid_reference(struct snd_soc_codec *codec) 842{ 843 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 844 845 pm_runtime_get_sync(codec->dev); 846 847 wm8994->vmid_refcount++; 848 849 dev_dbg(codec->dev, "Referencing VMID, refcount is now %d\n", 850 wm8994->vmid_refcount); 851 852 if (wm8994->vmid_refcount == 1) { 853 snd_soc_update_bits(codec, WM8994_ANTIPOP_1, 854 WM8994_LINEOUT1_DISCH | 855 WM8994_LINEOUT2_DISCH, 0); 856 857 wm_hubs_vmid_ena(codec); 858 859 switch (wm8994->vmid_mode) { 860 default: 861 WARN_ON(NULL == "Invalid VMID mode"); 862 case WM8994_VMID_NORMAL: 863 /* Startup bias, VMID ramp & buffer */ 864 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 865 WM8994_BIAS_SRC | 866 WM8994_VMID_DISCH | 867 WM8994_STARTUP_BIAS_ENA | 868 WM8994_VMID_BUF_ENA | 869 WM8994_VMID_RAMP_MASK, 870 WM8994_BIAS_SRC | 871 WM8994_STARTUP_BIAS_ENA | 872 WM8994_VMID_BUF_ENA | 873 (0x2 << WM8994_VMID_RAMP_SHIFT)); 874 875 /* Main bias enable, VMID=2x40k */ 876 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, 877 WM8994_BIAS_ENA | 878 WM8994_VMID_SEL_MASK, 879 WM8994_BIAS_ENA | 0x2); 880 881 msleep(300); 882 883 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 884 WM8994_VMID_RAMP_MASK | 885 WM8994_BIAS_SRC, 886 0); 887 break; 888 889 case WM8994_VMID_FORCE: 890 /* Startup bias, slow VMID ramp & buffer */ 891 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 892 WM8994_BIAS_SRC | 893 WM8994_VMID_DISCH | 894 WM8994_STARTUP_BIAS_ENA | 895 WM8994_VMID_BUF_ENA | 896 WM8994_VMID_RAMP_MASK, 897 WM8994_BIAS_SRC | 898 WM8994_STARTUP_BIAS_ENA | 899 WM8994_VMID_BUF_ENA | 900 (0x2 << WM8994_VMID_RAMP_SHIFT)); 901 902 /* Main bias enable, VMID=2x40k */ 903 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, 904 WM8994_BIAS_ENA | 905 WM8994_VMID_SEL_MASK, 906 WM8994_BIAS_ENA | 0x2); 907 908 msleep(400); 909 910 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 911 WM8994_VMID_RAMP_MASK | 912 WM8994_BIAS_SRC, 913 0); 914 break; 915 } 916 } 917} 918 919static void vmid_dereference(struct snd_soc_codec *codec) 920{ 921 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 922 923 wm8994->vmid_refcount--; 924 925 dev_dbg(codec->dev, "Dereferencing VMID, refcount is now %d\n", 926 wm8994->vmid_refcount); 927 928 if (wm8994->vmid_refcount == 0) { 929 if (wm8994->hubs.lineout1_se) 930 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3, 931 WM8994_LINEOUT1N_ENA | 932 WM8994_LINEOUT1P_ENA, 933 WM8994_LINEOUT1N_ENA | 934 WM8994_LINEOUT1P_ENA); 935 936 if (wm8994->hubs.lineout2_se) 937 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3, 938 WM8994_LINEOUT2N_ENA | 939 WM8994_LINEOUT2P_ENA, 940 WM8994_LINEOUT2N_ENA | 941 WM8994_LINEOUT2P_ENA); 942 943 /* Start discharging VMID */ 944 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 945 WM8994_BIAS_SRC | 946 WM8994_VMID_DISCH, 947 WM8994_BIAS_SRC | 948 WM8994_VMID_DISCH); 949 950 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, 951 WM8994_VMID_SEL_MASK, 0); 952 953 msleep(400); 954 955 /* Active discharge */ 956 snd_soc_update_bits(codec, WM8994_ANTIPOP_1, 957 WM8994_LINEOUT1_DISCH | 958 WM8994_LINEOUT2_DISCH, 959 WM8994_LINEOUT1_DISCH | 960 WM8994_LINEOUT2_DISCH); 961 962 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3, 963 WM8994_LINEOUT1N_ENA | 964 WM8994_LINEOUT1P_ENA | 965 WM8994_LINEOUT2N_ENA | 966 WM8994_LINEOUT2P_ENA, 0); 967 968 /* Switch off startup biases */ 969 snd_soc_update_bits(codec, WM8994_ANTIPOP_2, 970 WM8994_BIAS_SRC | 971 WM8994_STARTUP_BIAS_ENA | 972 WM8994_VMID_BUF_ENA | 973 WM8994_VMID_RAMP_MASK, 0); 974 975 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1, 976 WM8994_VMID_SEL_MASK, 0); 977 } 978 979 pm_runtime_put(codec->dev); 980} 981 982static int vmid_event(struct snd_soc_dapm_widget *w, 983 struct snd_kcontrol *kcontrol, int event) 984{ 985 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 986 987 switch (event) { 988 case SND_SOC_DAPM_PRE_PMU: 989 vmid_reference(codec); 990 break; 991 992 case SND_SOC_DAPM_POST_PMD: 993 vmid_dereference(codec); 994 break; 995 } 996 997 return 0; 998} 999 1000static bool wm8994_check_class_w_digital(struct snd_soc_codec *codec) 1001{ 1002 int source = 0; /* GCC flow analysis can't track enable */ 1003 int reg, reg_r; 1004 1005 /* We also need the same AIF source for L/R and only one path */ 1006 reg = snd_soc_read(codec, WM8994_DAC1_LEFT_MIXER_ROUTING); 1007 switch (reg) { 1008 case WM8994_AIF2DACL_TO_DAC1L: 1009 dev_vdbg(codec->dev, "Class W source AIF2DAC\n"); 1010 source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1011 break; 1012 case WM8994_AIF1DAC2L_TO_DAC1L: 1013 dev_vdbg(codec->dev, "Class W source AIF1DAC2\n"); 1014 source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1015 break; 1016 case WM8994_AIF1DAC1L_TO_DAC1L: 1017 dev_vdbg(codec->dev, "Class W source AIF1DAC1\n"); 1018 source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1019 break; 1020 default: 1021 dev_vdbg(codec->dev, "DAC mixer setting: %x\n", reg); 1022 return false; 1023 } 1024 1025 reg_r = snd_soc_read(codec, WM8994_DAC1_RIGHT_MIXER_ROUTING); 1026 if (reg_r != reg) { 1027 dev_vdbg(codec->dev, "Left and right DAC mixers different\n"); 1028 return false; 1029 } 1030 1031 /* Set the source up */ 1032 snd_soc_update_bits(codec, WM8994_CLASS_W_1, 1033 WM8994_CP_DYN_SRC_SEL_MASK, source); 1034 1035 return true; 1036} 1037 1038static int aif1clk_ev(struct snd_soc_dapm_widget *w, 1039 struct snd_kcontrol *kcontrol, int event) 1040{ 1041 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1042 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 1043 struct wm8994 *control = wm8994->wm8994; 1044 int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA; 1045 int i; 1046 int dac; 1047 int adc; 1048 int val; 1049 1050 switch (control->type) { 1051 case WM8994: 1052 case WM8958: 1053 mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA; 1054 break; 1055 default: 1056 break; 1057 } 1058 1059 switch (event) { 1060 case SND_SOC_DAPM_PRE_PMU: 1061 /* Don't enable timeslot 2 if not in use */ 1062 if (wm8994->channels[0] <= 2) 1063 mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA); 1064 1065 val = snd_soc_read(codec, WM8994_AIF1_CONTROL_1); 1066 if ((val & WM8994_AIF1ADCL_SRC) && 1067 (val & WM8994_AIF1ADCR_SRC)) 1068 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA; 1069 else if (!(val & WM8994_AIF1ADCL_SRC) && 1070 !(val & WM8994_AIF1ADCR_SRC)) 1071 adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA; 1072 else 1073 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA | 1074 WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA; 1075 1076 val = snd_soc_read(codec, WM8994_AIF1_CONTROL_2); 1077 if ((val & WM8994_AIF1DACL_SRC) && 1078 (val & WM8994_AIF1DACR_SRC)) 1079 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA; 1080 else if (!(val & WM8994_AIF1DACL_SRC) && 1081 !(val & WM8994_AIF1DACR_SRC)) 1082 dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA; 1083 else 1084 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA | 1085 WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA; 1086 1087 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, 1088 mask, adc); 1089 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1090 mask, dac); 1091 snd_soc_update_bits(codec, WM8994_CLOCKING_1, 1092 WM8994_AIF1DSPCLK_ENA | 1093 WM8994_SYSDSPCLK_ENA, 1094 WM8994_AIF1DSPCLK_ENA | 1095 WM8994_SYSDSPCLK_ENA); 1096 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, mask, 1097 WM8994_AIF1ADC1R_ENA | 1098 WM8994_AIF1ADC1L_ENA | 1099 WM8994_AIF1ADC2R_ENA | 1100 WM8994_AIF1ADC2L_ENA); 1101 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, mask, 1102 WM8994_AIF1DAC1R_ENA | 1103 WM8994_AIF1DAC1L_ENA | 1104 WM8994_AIF1DAC2R_ENA | 1105 WM8994_AIF1DAC2L_ENA); 1106 break; 1107 1108 case SND_SOC_DAPM_POST_PMU: 1109 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++) 1110 snd_soc_write(codec, wm8994_vu_bits[i].reg, 1111 snd_soc_read(codec, 1112 wm8994_vu_bits[i].reg)); 1113 break; 1114 1115 case SND_SOC_DAPM_PRE_PMD: 1116 case SND_SOC_DAPM_POST_PMD: 1117 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1118 mask, 0); 1119 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, 1120 mask, 0); 1121 1122 val = snd_soc_read(codec, WM8994_CLOCKING_1); 1123 if (val & WM8994_AIF2DSPCLK_ENA) 1124 val = WM8994_SYSDSPCLK_ENA; 1125 else 1126 val = 0; 1127 snd_soc_update_bits(codec, WM8994_CLOCKING_1, 1128 WM8994_SYSDSPCLK_ENA | 1129 WM8994_AIF1DSPCLK_ENA, val); 1130 break; 1131 } 1132 1133 return 0; 1134} 1135 1136static int aif2clk_ev(struct snd_soc_dapm_widget *w, 1137 struct snd_kcontrol *kcontrol, int event) 1138{ 1139 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1140 int i; 1141 int dac; 1142 int adc; 1143 int val; 1144 1145 switch (event) { 1146 case SND_SOC_DAPM_PRE_PMU: 1147 val = snd_soc_read(codec, WM8994_AIF2_CONTROL_1); 1148 if ((val & WM8994_AIF2ADCL_SRC) && 1149 (val & WM8994_AIF2ADCR_SRC)) 1150 adc = WM8994_AIF2ADCR_ENA; 1151 else if (!(val & WM8994_AIF2ADCL_SRC) && 1152 !(val & WM8994_AIF2ADCR_SRC)) 1153 adc = WM8994_AIF2ADCL_ENA; 1154 else 1155 adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA; 1156 1157 1158 val = snd_soc_read(codec, WM8994_AIF2_CONTROL_2); 1159 if ((val & WM8994_AIF2DACL_SRC) && 1160 (val & WM8994_AIF2DACR_SRC)) 1161 dac = WM8994_AIF2DACR_ENA; 1162 else if (!(val & WM8994_AIF2DACL_SRC) && 1163 !(val & WM8994_AIF2DACR_SRC)) 1164 dac = WM8994_AIF2DACL_ENA; 1165 else 1166 dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA; 1167 1168 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, 1169 WM8994_AIF2ADCL_ENA | 1170 WM8994_AIF2ADCR_ENA, adc); 1171 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1172 WM8994_AIF2DACL_ENA | 1173 WM8994_AIF2DACR_ENA, dac); 1174 snd_soc_update_bits(codec, WM8994_CLOCKING_1, 1175 WM8994_AIF2DSPCLK_ENA | 1176 WM8994_SYSDSPCLK_ENA, 1177 WM8994_AIF2DSPCLK_ENA | 1178 WM8994_SYSDSPCLK_ENA); 1179 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, 1180 WM8994_AIF2ADCL_ENA | 1181 WM8994_AIF2ADCR_ENA, 1182 WM8994_AIF2ADCL_ENA | 1183 WM8994_AIF2ADCR_ENA); 1184 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1185 WM8994_AIF2DACL_ENA | 1186 WM8994_AIF2DACR_ENA, 1187 WM8994_AIF2DACL_ENA | 1188 WM8994_AIF2DACR_ENA); 1189 break; 1190 1191 case SND_SOC_DAPM_POST_PMU: 1192 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++) 1193 snd_soc_write(codec, wm8994_vu_bits[i].reg, 1194 snd_soc_read(codec, 1195 wm8994_vu_bits[i].reg)); 1196 break; 1197 1198 case SND_SOC_DAPM_PRE_PMD: 1199 case SND_SOC_DAPM_POST_PMD: 1200 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1201 WM8994_AIF2DACL_ENA | 1202 WM8994_AIF2DACR_ENA, 0); 1203 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, 1204 WM8994_AIF2ADCL_ENA | 1205 WM8994_AIF2ADCR_ENA, 0); 1206 1207 val = snd_soc_read(codec, WM8994_CLOCKING_1); 1208 if (val & WM8994_AIF1DSPCLK_ENA) 1209 val = WM8994_SYSDSPCLK_ENA; 1210 else 1211 val = 0; 1212 snd_soc_update_bits(codec, WM8994_CLOCKING_1, 1213 WM8994_SYSDSPCLK_ENA | 1214 WM8994_AIF2DSPCLK_ENA, val); 1215 break; 1216 } 1217 1218 return 0; 1219} 1220 1221static int aif1clk_late_ev(struct snd_soc_dapm_widget *w, 1222 struct snd_kcontrol *kcontrol, int event) 1223{ 1224 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1225 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 1226 1227 switch (event) { 1228 case SND_SOC_DAPM_PRE_PMU: 1229 wm8994->aif1clk_enable = 1; 1230 break; 1231 case SND_SOC_DAPM_POST_PMD: 1232 wm8994->aif1clk_disable = 1; 1233 break; 1234 } 1235 1236 return 0; 1237} 1238 1239static int aif2clk_late_ev(struct snd_soc_dapm_widget *w, 1240 struct snd_kcontrol *kcontrol, int event) 1241{ 1242 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1243 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 1244 1245 switch (event) { 1246 case SND_SOC_DAPM_PRE_PMU: 1247 wm8994->aif2clk_enable = 1; 1248 break; 1249 case SND_SOC_DAPM_POST_PMD: 1250 wm8994->aif2clk_disable = 1; 1251 break; 1252 } 1253 1254 return 0; 1255} 1256 1257static int late_enable_ev(struct snd_soc_dapm_widget *w, 1258 struct snd_kcontrol *kcontrol, int event) 1259{ 1260 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1261 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 1262 1263 switch (event) { 1264 case SND_SOC_DAPM_PRE_PMU: 1265 if (wm8994->aif1clk_enable) { 1266 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU); 1267 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1, 1268 WM8994_AIF1CLK_ENA_MASK, 1269 WM8994_AIF1CLK_ENA); 1270 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU); 1271 wm8994->aif1clk_enable = 0; 1272 } 1273 if (wm8994->aif2clk_enable) { 1274 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU); 1275 snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1, 1276 WM8994_AIF2CLK_ENA_MASK, 1277 WM8994_AIF2CLK_ENA); 1278 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU); 1279 wm8994->aif2clk_enable = 0; 1280 } 1281 break; 1282 } 1283 1284 /* We may also have postponed startup of DSP, handle that. */ 1285 wm8958_aif_ev(w, kcontrol, event); 1286 1287 return 0; 1288} 1289 1290static int late_disable_ev(struct snd_soc_dapm_widget *w, 1291 struct snd_kcontrol *kcontrol, int event) 1292{ 1293 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1294 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 1295 1296 switch (event) { 1297 case SND_SOC_DAPM_POST_PMD: 1298 if (wm8994->aif1clk_disable) { 1299 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD); 1300 snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1, 1301 WM8994_AIF1CLK_ENA_MASK, 0); 1302 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD); 1303 wm8994->aif1clk_disable = 0; 1304 } 1305 if (wm8994->aif2clk_disable) { 1306 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD); 1307 snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1, 1308 WM8994_AIF2CLK_ENA_MASK, 0); 1309 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD); 1310 wm8994->aif2clk_disable = 0; 1311 } 1312 break; 1313 } 1314 1315 return 0; 1316} 1317 1318static int adc_mux_ev(struct snd_soc_dapm_widget *w, 1319 struct snd_kcontrol *kcontrol, int event) 1320{ 1321 late_enable_ev(w, kcontrol, event); 1322 return 0; 1323} 1324 1325static int micbias_ev(struct snd_soc_dapm_widget *w, 1326 struct snd_kcontrol *kcontrol, int event) 1327{ 1328 late_enable_ev(w, kcontrol, event); 1329 return 0; 1330} 1331 1332static int dac_ev(struct snd_soc_dapm_widget *w, 1333 struct snd_kcontrol *kcontrol, int event) 1334{ 1335 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1336 unsigned int mask = 1 << w->shift; 1337 1338 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, 1339 mask, mask); 1340 return 0; 1341} 1342 1343static const char *adc_mux_text[] = { 1344 "ADC", 1345 "DMIC", 1346}; 1347 1348static SOC_ENUM_SINGLE_VIRT_DECL(adc_enum, adc_mux_text); 1349 1350static const struct snd_kcontrol_new adcl_mux = 1351 SOC_DAPM_ENUM("ADCL Mux", adc_enum); 1352 1353static const struct snd_kcontrol_new adcr_mux = 1354 SOC_DAPM_ENUM("ADCR Mux", adc_enum); 1355 1356static const struct snd_kcontrol_new left_speaker_mixer[] = { 1357SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0), 1358SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0), 1359SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0), 1360SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0), 1361SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0), 1362}; 1363 1364static const struct snd_kcontrol_new right_speaker_mixer[] = { 1365SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0), 1366SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0), 1367SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0), 1368SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0), 1369SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0), 1370}; 1371 1372/* Debugging; dump chip status after DAPM transitions */ 1373static int post_ev(struct snd_soc_dapm_widget *w, 1374 struct snd_kcontrol *kcontrol, int event) 1375{ 1376 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 1377 dev_dbg(codec->dev, "SRC status: %x\n", 1378 snd_soc_read(codec, 1379 WM8994_RATE_STATUS)); 1380 return 0; 1381} 1382 1383static const struct snd_kcontrol_new aif1adc1l_mix[] = { 1384SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING, 1385 1, 1, 0), 1386SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING, 1387 0, 1, 0), 1388}; 1389 1390static const struct snd_kcontrol_new aif1adc1r_mix[] = { 1391SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING, 1392 1, 1, 0), 1393SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING, 1394 0, 1, 0), 1395}; 1396 1397static const struct snd_kcontrol_new aif1adc2l_mix[] = { 1398SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING, 1399 1, 1, 0), 1400SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING, 1401 0, 1, 0), 1402}; 1403 1404static const struct snd_kcontrol_new aif1adc2r_mix[] = { 1405SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING, 1406 1, 1, 0), 1407SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING, 1408 0, 1, 0), 1409}; 1410 1411static const struct snd_kcontrol_new aif2dac2l_mix[] = { 1412SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1413 5, 1, 0), 1414SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1415 4, 1, 0), 1416SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1417 2, 1, 0), 1418SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1419 1, 1, 0), 1420SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1421 0, 1, 0), 1422}; 1423 1424static const struct snd_kcontrol_new aif2dac2r_mix[] = { 1425SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1426 5, 1, 0), 1427SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1428 4, 1, 0), 1429SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1430 2, 1, 0), 1431SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1432 1, 1, 0), 1433SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1434 0, 1, 0), 1435}; 1436 1437#define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \ 1438 SOC_SINGLE_EXT(xname, reg, shift, max, invert, \ 1439 snd_soc_dapm_get_volsw, wm8994_put_class_w) 1440 1441static int wm8994_put_class_w(struct snd_kcontrol *kcontrol, 1442 struct snd_ctl_elem_value *ucontrol) 1443{ 1444 struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol); 1445 int ret; 1446 1447 ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol); 1448 1449 wm_hubs_update_class_w(codec); 1450 1451 return ret; 1452} 1453 1454static const struct snd_kcontrol_new dac1l_mix[] = { 1455WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1456 5, 1, 0), 1457WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1458 4, 1, 0), 1459WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1460 2, 1, 0), 1461WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1462 1, 1, 0), 1463WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1464 0, 1, 0), 1465}; 1466 1467static const struct snd_kcontrol_new dac1r_mix[] = { 1468WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1469 5, 1, 0), 1470WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1471 4, 1, 0), 1472WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1473 2, 1, 0), 1474WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1475 1, 1, 0), 1476WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1477 0, 1, 0), 1478}; 1479 1480static const char *sidetone_text[] = { 1481 "ADC/DMIC1", "DMIC2", 1482}; 1483 1484static SOC_ENUM_SINGLE_DECL(sidetone1_enum, 1485 WM8994_SIDETONE, 0, sidetone_text); 1486 1487static const struct snd_kcontrol_new sidetone1_mux = 1488 SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum); 1489 1490static SOC_ENUM_SINGLE_DECL(sidetone2_enum, 1491 WM8994_SIDETONE, 1, sidetone_text); 1492 1493static const struct snd_kcontrol_new sidetone2_mux = 1494 SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum); 1495 1496static const char *aif1dac_text[] = { 1497 "AIF1DACDAT", "AIF3DACDAT", 1498}; 1499 1500static const char *loopback_text[] = { 1501 "None", "ADCDAT", 1502}; 1503 1504static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum, 1505 WM8994_AIF1_CONTROL_2, 1506 WM8994_AIF1_LOOPBACK_SHIFT, 1507 loopback_text); 1508 1509static const struct snd_kcontrol_new aif1_loopback = 1510 SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum); 1511 1512static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum, 1513 WM8994_AIF2_CONTROL_2, 1514 WM8994_AIF2_LOOPBACK_SHIFT, 1515 loopback_text); 1516 1517static const struct snd_kcontrol_new aif2_loopback = 1518 SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum); 1519 1520static SOC_ENUM_SINGLE_DECL(aif1dac_enum, 1521 WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text); 1522 1523static const struct snd_kcontrol_new aif1dac_mux = 1524 SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum); 1525 1526static const char *aif2dac_text[] = { 1527 "AIF2DACDAT", "AIF3DACDAT", 1528}; 1529 1530static SOC_ENUM_SINGLE_DECL(aif2dac_enum, 1531 WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text); 1532 1533static const struct snd_kcontrol_new aif2dac_mux = 1534 SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum); 1535 1536static const char *aif2adc_text[] = { 1537 "AIF2ADCDAT", "AIF3DACDAT", 1538}; 1539 1540static SOC_ENUM_SINGLE_DECL(aif2adc_enum, 1541 WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text); 1542 1543static const struct snd_kcontrol_new aif2adc_mux = 1544 SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum); 1545 1546static const char *aif3adc_text[] = { 1547 "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM", 1548}; 1549 1550static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum, 1551 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text); 1552 1553static const struct snd_kcontrol_new wm8994_aif3adc_mux = 1554 SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum); 1555 1556static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum, 1557 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text); 1558 1559static const struct snd_kcontrol_new wm8958_aif3adc_mux = 1560 SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum); 1561 1562static const char *mono_pcm_out_text[] = { 1563 "None", "AIF2ADCL", "AIF2ADCR", 1564}; 1565 1566static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum, 1567 WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text); 1568 1569static const struct snd_kcontrol_new mono_pcm_out_mux = 1570 SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum); 1571 1572static const char *aif2dac_src_text[] = { 1573 "AIF2", "AIF3", 1574}; 1575 1576/* Note that these two control shouldn't be simultaneously switched to AIF3 */ 1577static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum, 1578 WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text); 1579 1580static const struct snd_kcontrol_new aif2dacl_src_mux = 1581 SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum); 1582 1583static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum, 1584 WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text); 1585 1586static const struct snd_kcontrol_new aif2dacr_src_mux = 1587 SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum); 1588 1589static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = { 1590SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev, 1591 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1592SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev, 1593 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1594 1595SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1596 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1597SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1598 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1599SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1600 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1601SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1602 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1603SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0, 1604 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1605 1606SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0, 1607 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer), 1608 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1609SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0, 1610 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer), 1611 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1612SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux, 1613 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1614SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux, 1615 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1616 1617SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev) 1618}; 1619 1620static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = { 1621SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev, 1622 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1623 SND_SOC_DAPM_PRE_PMD), 1624SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev, 1625 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1626 SND_SOC_DAPM_PRE_PMD), 1627SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0), 1628SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0, 1629 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)), 1630SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0, 1631 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)), 1632SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux), 1633SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux), 1634}; 1635 1636static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = { 1637SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0, 1638 dac_ev, SND_SOC_DAPM_PRE_PMU), 1639SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0, 1640 dac_ev, SND_SOC_DAPM_PRE_PMU), 1641SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0, 1642 dac_ev, SND_SOC_DAPM_PRE_PMU), 1643SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0, 1644 dac_ev, SND_SOC_DAPM_PRE_PMU), 1645}; 1646 1647static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = { 1648SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0), 1649SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0), 1650SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0), 1651SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0), 1652}; 1653 1654static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = { 1655SND_SOC_DAPM_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux, 1656 adc_mux_ev, SND_SOC_DAPM_PRE_PMU), 1657SND_SOC_DAPM_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux, 1658 adc_mux_ev, SND_SOC_DAPM_PRE_PMU), 1659}; 1660 1661static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = { 1662SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux), 1663SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux), 1664}; 1665 1666static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = { 1667SND_SOC_DAPM_INPUT("DMIC1DAT"), 1668SND_SOC_DAPM_INPUT("DMIC2DAT"), 1669SND_SOC_DAPM_INPUT("Clock"), 1670 1671SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev, 1672 SND_SOC_DAPM_PRE_PMU), 1673SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event, 1674 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1675 1676SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event, 1677 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1678 SND_SOC_DAPM_PRE_PMD), 1679 1680SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0), 1681SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0), 1682SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0), 1683 1684SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL, 1685 0, SND_SOC_NOPM, 9, 0), 1686SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL, 1687 0, SND_SOC_NOPM, 8, 0), 1688SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0, 1689 SND_SOC_NOPM, 9, 0, wm8958_aif_ev, 1690 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1691SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0, 1692 SND_SOC_NOPM, 8, 0, wm8958_aif_ev, 1693 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1694 1695SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL, 1696 0, SND_SOC_NOPM, 11, 0), 1697SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL, 1698 0, SND_SOC_NOPM, 10, 0), 1699SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0, 1700 SND_SOC_NOPM, 11, 0, wm8958_aif_ev, 1701 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1702SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0, 1703 SND_SOC_NOPM, 10, 0, wm8958_aif_ev, 1704 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1705 1706SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0, 1707 aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)), 1708SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0, 1709 aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)), 1710 1711SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0, 1712 aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)), 1713SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0, 1714 aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)), 1715 1716SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0, 1717 aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)), 1718SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0, 1719 aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)), 1720 1721SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux), 1722SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux), 1723 1724SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0, 1725 dac1l_mix, ARRAY_SIZE(dac1l_mix)), 1726SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0, 1727 dac1r_mix, ARRAY_SIZE(dac1r_mix)), 1728 1729SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0, 1730 SND_SOC_NOPM, 13, 0), 1731SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0, 1732 SND_SOC_NOPM, 12, 0), 1733SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0, 1734 SND_SOC_NOPM, 13, 0, wm8958_aif_ev, 1735 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1736SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0, 1737 SND_SOC_NOPM, 12, 0, wm8958_aif_ev, 1738 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1739 1740SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1741SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1742SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1743SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1744 1745SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux), 1746SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux), 1747SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux), 1748 1749SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1750SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1751 1752SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0), 1753 1754SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0), 1755SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0), 1756SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0), 1757SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0), 1758 1759/* Power is done with the muxes since the ADC power also controls the 1760 * downsampling chain, the chip will automatically manage the analogue 1761 * specific portions. 1762 */ 1763SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0), 1764SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0), 1765 1766SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback), 1767SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback), 1768 1769SND_SOC_DAPM_POST("Debug log", post_ev), 1770}; 1771 1772static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = { 1773SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux), 1774}; 1775 1776static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = { 1777SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0), 1778SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux), 1779SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux), 1780SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux), 1781SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux), 1782}; 1783 1784static const struct snd_soc_dapm_route intercon[] = { 1785 { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys }, 1786 { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys }, 1787 1788 { "DSP1CLK", NULL, "CLK_SYS" }, 1789 { "DSP2CLK", NULL, "CLK_SYS" }, 1790 { "DSPINTCLK", NULL, "CLK_SYS" }, 1791 1792 { "AIF1ADC1L", NULL, "AIF1CLK" }, 1793 { "AIF1ADC1L", NULL, "DSP1CLK" }, 1794 { "AIF1ADC1R", NULL, "AIF1CLK" }, 1795 { "AIF1ADC1R", NULL, "DSP1CLK" }, 1796 { "AIF1ADC1R", NULL, "DSPINTCLK" }, 1797 1798 { "AIF1DAC1L", NULL, "AIF1CLK" }, 1799 { "AIF1DAC1L", NULL, "DSP1CLK" }, 1800 { "AIF1DAC1R", NULL, "AIF1CLK" }, 1801 { "AIF1DAC1R", NULL, "DSP1CLK" }, 1802 { "AIF1DAC1R", NULL, "DSPINTCLK" }, 1803 1804 { "AIF1ADC2L", NULL, "AIF1CLK" }, 1805 { "AIF1ADC2L", NULL, "DSP1CLK" }, 1806 { "AIF1ADC2R", NULL, "AIF1CLK" }, 1807 { "AIF1ADC2R", NULL, "DSP1CLK" }, 1808 { "AIF1ADC2R", NULL, "DSPINTCLK" }, 1809 1810 { "AIF1DAC2L", NULL, "AIF1CLK" }, 1811 { "AIF1DAC2L", NULL, "DSP1CLK" }, 1812 { "AIF1DAC2R", NULL, "AIF1CLK" }, 1813 { "AIF1DAC2R", NULL, "DSP1CLK" }, 1814 { "AIF1DAC2R", NULL, "DSPINTCLK" }, 1815 1816 { "AIF2ADCL", NULL, "AIF2CLK" }, 1817 { "AIF2ADCL", NULL, "DSP2CLK" }, 1818 { "AIF2ADCR", NULL, "AIF2CLK" }, 1819 { "AIF2ADCR", NULL, "DSP2CLK" }, 1820 { "AIF2ADCR", NULL, "DSPINTCLK" }, 1821 1822 { "AIF2DACL", NULL, "AIF2CLK" }, 1823 { "AIF2DACL", NULL, "DSP2CLK" }, 1824 { "AIF2DACR", NULL, "AIF2CLK" }, 1825 { "AIF2DACR", NULL, "DSP2CLK" }, 1826 { "AIF2DACR", NULL, "DSPINTCLK" }, 1827 1828 { "DMIC1L", NULL, "DMIC1DAT" }, 1829 { "DMIC1L", NULL, "CLK_SYS" }, 1830 { "DMIC1R", NULL, "DMIC1DAT" }, 1831 { "DMIC1R", NULL, "CLK_SYS" }, 1832 { "DMIC2L", NULL, "DMIC2DAT" }, 1833 { "DMIC2L", NULL, "CLK_SYS" }, 1834 { "DMIC2R", NULL, "DMIC2DAT" }, 1835 { "DMIC2R", NULL, "CLK_SYS" }, 1836 1837 { "ADCL", NULL, "AIF1CLK" }, 1838 { "ADCL", NULL, "DSP1CLK" }, 1839 { "ADCL", NULL, "DSPINTCLK" }, 1840 1841 { "ADCR", NULL, "AIF1CLK" }, 1842 { "ADCR", NULL, "DSP1CLK" }, 1843 { "ADCR", NULL, "DSPINTCLK" }, 1844 1845 { "ADCL Mux", "ADC", "ADCL" }, 1846 { "ADCL Mux", "DMIC", "DMIC1L" }, 1847 { "ADCR Mux", "ADC", "ADCR" }, 1848 { "ADCR Mux", "DMIC", "DMIC1R" }, 1849 1850 { "DAC1L", NULL, "AIF1CLK" }, 1851 { "DAC1L", NULL, "DSP1CLK" }, 1852 { "DAC1L", NULL, "DSPINTCLK" }, 1853 1854 { "DAC1R", NULL, "AIF1CLK" }, 1855 { "DAC1R", NULL, "DSP1CLK" }, 1856 { "DAC1R", NULL, "DSPINTCLK" }, 1857 1858 { "DAC2L", NULL, "AIF2CLK" }, 1859 { "DAC2L", NULL, "DSP2CLK" }, 1860 { "DAC2L", NULL, "DSPINTCLK" }, 1861 1862 { "DAC2R", NULL, "AIF2DACR" }, 1863 { "DAC2R", NULL, "AIF2CLK" }, 1864 { "DAC2R", NULL, "DSP2CLK" }, 1865 { "DAC2R", NULL, "DSPINTCLK" }, 1866 1867 { "TOCLK", NULL, "CLK_SYS" }, 1868 1869 { "AIF1DACDAT", NULL, "AIF1 Playback" }, 1870 { "AIF2DACDAT", NULL, "AIF2 Playback" }, 1871 { "AIF3DACDAT", NULL, "AIF3 Playback" }, 1872 1873 { "AIF1 Capture", NULL, "AIF1ADCDAT" }, 1874 { "AIF2 Capture", NULL, "AIF2ADCDAT" }, 1875 { "AIF3 Capture", NULL, "AIF3ADCDAT" }, 1876 1877 /* AIF1 outputs */ 1878 { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" }, 1879 { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" }, 1880 { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" }, 1881 1882 { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" }, 1883 { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" }, 1884 { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" }, 1885 1886 { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" }, 1887 { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" }, 1888 { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" }, 1889 1890 { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" }, 1891 { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" }, 1892 { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" }, 1893 1894 /* Pin level routing for AIF3 */ 1895 { "AIF1DAC1L", NULL, "AIF1DAC Mux" }, 1896 { "AIF1DAC1R", NULL, "AIF1DAC Mux" }, 1897 { "AIF1DAC2L", NULL, "AIF1DAC Mux" }, 1898 { "AIF1DAC2R", NULL, "AIF1DAC Mux" }, 1899 1900 { "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" }, 1901 { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" }, 1902 { "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" }, 1903 { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" }, 1904 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" }, 1905 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" }, 1906 { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" }, 1907 1908 /* DAC1 inputs */ 1909 { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" }, 1910 { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" }, 1911 { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" }, 1912 { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1913 { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1914 1915 { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" }, 1916 { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" }, 1917 { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" }, 1918 { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1919 { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1920 1921 /* DAC2/AIF2 outputs */ 1922 { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" }, 1923 { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" }, 1924 { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" }, 1925 { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" }, 1926 { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1927 { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1928 1929 { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" }, 1930 { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" }, 1931 { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" }, 1932 { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" }, 1933 { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1934 { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1935 1936 { "AIF1ADCDAT", NULL, "AIF1ADC1L" }, 1937 { "AIF1ADCDAT", NULL, "AIF1ADC1R" }, 1938 { "AIF1ADCDAT", NULL, "AIF1ADC2L" }, 1939 { "AIF1ADCDAT", NULL, "AIF1ADC2R" }, 1940 1941 { "AIF2ADCDAT", NULL, "AIF2ADC Mux" }, 1942 1943 /* AIF3 output */ 1944 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1L" }, 1945 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1R" }, 1946 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2L" }, 1947 { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2R" }, 1948 { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCL" }, 1949 { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCR" }, 1950 { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACL" }, 1951 { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACR" }, 1952 1953 /* Loopback */ 1954 { "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" }, 1955 { "AIF1 Loopback", "None", "AIF1DACDAT" }, 1956 { "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" }, 1957 { "AIF2 Loopback", "None", "AIF2DACDAT" }, 1958 1959 /* Sidetone */ 1960 { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" }, 1961 { "Left Sidetone", "DMIC2", "DMIC2L" }, 1962 { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" }, 1963 { "Right Sidetone", "DMIC2", "DMIC2R" }, 1964 1965 /* Output stages */ 1966 { "Left Output Mixer", "DAC Switch", "DAC1L" }, 1967 { "Right Output Mixer", "DAC Switch", "DAC1R" }, 1968 1969 { "SPKL", "DAC1 Switch", "DAC1L" }, 1970 { "SPKL", "DAC2 Switch", "DAC2L" }, 1971 1972 { "SPKR", "DAC1 Switch", "DAC1R" }, 1973 { "SPKR", "DAC2 Switch", "DAC2R" }, 1974 1975 { "Left Headphone Mux", "DAC", "DAC1L" }, 1976 { "Right Headphone Mux", "DAC", "DAC1R" }, 1977}; 1978 1979static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = { 1980 { "DAC1L", NULL, "Late DAC1L Enable PGA" }, 1981 { "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" }, 1982 { "DAC1R", NULL, "Late DAC1R Enable PGA" }, 1983 { "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" }, 1984 { "DAC2L", NULL, "Late DAC2L Enable PGA" }, 1985 { "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" }, 1986 { "DAC2R", NULL, "Late DAC2R Enable PGA" }, 1987 { "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" } 1988}; 1989 1990static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = { 1991 { "DAC1L", NULL, "DAC1L Mixer" }, 1992 { "DAC1R", NULL, "DAC1R Mixer" }, 1993 { "DAC2L", NULL, "AIF2DAC2L Mixer" }, 1994 { "DAC2R", NULL, "AIF2DAC2R Mixer" }, 1995}; 1996 1997static const struct snd_soc_dapm_route wm8994_revd_intercon[] = { 1998 { "AIF1DACDAT", NULL, "AIF2DACDAT" }, 1999 { "AIF2DACDAT", NULL, "AIF1DACDAT" }, 2000 { "AIF1ADCDAT", NULL, "AIF2ADCDAT" }, 2001 { "AIF2ADCDAT", NULL, "AIF1ADCDAT" }, 2002 { "MICBIAS1", NULL, "CLK_SYS" }, 2003 { "MICBIAS1", NULL, "MICBIAS Supply" }, 2004 { "MICBIAS2", NULL, "CLK_SYS" }, 2005 { "MICBIAS2", NULL, "MICBIAS Supply" }, 2006}; 2007 2008static const struct snd_soc_dapm_route wm8994_intercon[] = { 2009 { "AIF2DACL", NULL, "AIF2DAC Mux" }, 2010 { "AIF2DACR", NULL, "AIF2DAC Mux" }, 2011 { "MICBIAS1", NULL, "VMID" }, 2012 { "MICBIAS2", NULL, "VMID" }, 2013}; 2014 2015static const struct snd_soc_dapm_route wm8958_intercon[] = { 2016 { "AIF2DACL", NULL, "AIF2DACL Mux" }, 2017 { "AIF2DACR", NULL, "AIF2DACR Mux" }, 2018 2019 { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" }, 2020 { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" }, 2021 { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" }, 2022 { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" }, 2023 2024 { "AIF3DACDAT", NULL, "AIF3" }, 2025 { "AIF3ADCDAT", NULL, "AIF3" }, 2026 2027 { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" }, 2028 { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" }, 2029 2030 { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" }, 2031}; 2032 2033/* The size in bits of the FLL divide multiplied by 10 2034 * to allow rounding later */ 2035#define FIXED_FLL_SIZE ((1 << 16) * 10) 2036 2037struct fll_div { 2038 u16 outdiv; 2039 u16 n; 2040 u16 k; 2041 u16 lambda; 2042 u16 clk_ref_div; 2043 u16 fll_fratio; 2044}; 2045 2046static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll, 2047 int freq_in, int freq_out) 2048{ 2049 u64 Kpart; 2050 unsigned int K, Ndiv, Nmod, gcd_fll; 2051 2052 pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out); 2053 2054 /* Scale the input frequency down to <= 13.5MHz */ 2055 fll->clk_ref_div = 0; 2056 while (freq_in > 13500000) { 2057 fll->clk_ref_div++; 2058 freq_in /= 2; 2059 2060 if (fll->clk_ref_div > 3) 2061 return -EINVAL; 2062 } 2063 pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in); 2064 2065 /* Scale the output to give 90MHz<=Fvco<=100MHz */ 2066 fll->outdiv = 3; 2067 while (freq_out * (fll->outdiv + 1) < 90000000) { 2068 fll->outdiv++; 2069 if (fll->outdiv > 63) 2070 return -EINVAL; 2071 } 2072 freq_out *= fll->outdiv + 1; 2073 pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out); 2074 2075 if (freq_in > 1000000) { 2076 fll->fll_fratio = 0; 2077 } else if (freq_in > 256000) { 2078 fll->fll_fratio = 1; 2079 freq_in *= 2; 2080 } else if (freq_in > 128000) { 2081 fll->fll_fratio = 2; 2082 freq_in *= 4; 2083 } else if (freq_in > 64000) { 2084 fll->fll_fratio = 3; 2085 freq_in *= 8; 2086 } else { 2087 fll->fll_fratio = 4; 2088 freq_in *= 16; 2089 } 2090 pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in); 2091 2092 /* Now, calculate N.K */ 2093 Ndiv = freq_out / freq_in; 2094 2095 fll->n = Ndiv; 2096 Nmod = freq_out % freq_in; 2097 pr_debug("Nmod=%d\n", Nmod); 2098 2099 switch (control->type) { 2100 case WM8994: 2101 /* Calculate fractional part - scale up so we can round. */ 2102 Kpart = FIXED_FLL_SIZE * (long long)Nmod; 2103 2104 do_div(Kpart, freq_in); 2105 2106 K = Kpart & 0xFFFFFFFF; 2107 2108 if ((K % 10) >= 5) 2109 K += 5; 2110 2111 /* Move down to proper range now rounding is done */ 2112 fll->k = K / 10; 2113 fll->lambda = 0; 2114 2115 pr_debug("N=%x K=%x\n", fll->n, fll->k); 2116 break; 2117 2118 default: 2119 gcd_fll = gcd(freq_out, freq_in); 2120 2121 fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll; 2122 fll->lambda = freq_in / gcd_fll; 2123 2124 } 2125 2126 return 0; 2127} 2128 2129static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src, 2130 unsigned int freq_in, unsigned int freq_out) 2131{ 2132 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2133 struct wm8994 *control = wm8994->wm8994; 2134 int reg_offset, ret; 2135 struct fll_div fll; 2136 u16 reg, clk1, aif_reg, aif_src; 2137 unsigned long timeout; 2138 bool was_enabled; 2139 2140 switch (id) { 2141 case WM8994_FLL1: 2142 reg_offset = 0; 2143 id = 0; 2144 aif_src = 0x10; 2145 break; 2146 case WM8994_FLL2: 2147 reg_offset = 0x20; 2148 id = 1; 2149 aif_src = 0x18; 2150 break; 2151 default: 2152 return -EINVAL; 2153 } 2154 2155 reg = snd_soc_read(codec, WM8994_FLL1_CONTROL_1 + reg_offset); 2156 was_enabled = reg & WM8994_FLL1_ENA; 2157 2158 switch (src) { 2159 case 0: 2160 /* Allow no source specification when stopping */ 2161 if (freq_out) 2162 return -EINVAL; 2163 src = wm8994->fll[id].src; 2164 break; 2165 case WM8994_FLL_SRC_MCLK1: 2166 case WM8994_FLL_SRC_MCLK2: 2167 case WM8994_FLL_SRC_LRCLK: 2168 case WM8994_FLL_SRC_BCLK: 2169 break; 2170 case WM8994_FLL_SRC_INTERNAL: 2171 freq_in = 12000000; 2172 freq_out = 12000000; 2173 break; 2174 default: 2175 return -EINVAL; 2176 } 2177 2178 /* Are we changing anything? */ 2179 if (wm8994->fll[id].src == src && 2180 wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out) 2181 return 0; 2182 2183 /* If we're stopping the FLL redo the old config - no 2184 * registers will actually be written but we avoid GCC flow 2185 * analysis bugs spewing warnings. 2186 */ 2187 if (freq_out) 2188 ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out); 2189 else 2190 ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in, 2191 wm8994->fll[id].out); 2192 if (ret < 0) 2193 return ret; 2194 2195 /* Make sure that we're not providing SYSCLK right now */ 2196 clk1 = snd_soc_read(codec, WM8994_CLOCKING_1); 2197 if (clk1 & WM8994_SYSCLK_SRC) 2198 aif_reg = WM8994_AIF2_CLOCKING_1; 2199 else 2200 aif_reg = WM8994_AIF1_CLOCKING_1; 2201 reg = snd_soc_read(codec, aif_reg); 2202 2203 if ((reg & WM8994_AIF1CLK_ENA) && 2204 (reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) { 2205 dev_err(codec->dev, "FLL%d is currently providing SYSCLK\n", 2206 id + 1); 2207 return -EBUSY; 2208 } 2209 2210 /* We always need to disable the FLL while reconfiguring */ 2211 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset, 2212 WM8994_FLL1_ENA, 0); 2213 2214 if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK && 2215 freq_in == freq_out && freq_out) { 2216 dev_dbg(codec->dev, "Bypassing FLL%d\n", id + 1); 2217 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset, 2218 WM8958_FLL1_BYP, WM8958_FLL1_BYP); 2219 goto out; 2220 } 2221 2222 reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) | 2223 (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT); 2224 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_2 + reg_offset, 2225 WM8994_FLL1_OUTDIV_MASK | 2226 WM8994_FLL1_FRATIO_MASK, reg); 2227 2228 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_3 + reg_offset, 2229 WM8994_FLL1_K_MASK, fll.k); 2230 2231 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_4 + reg_offset, 2232 WM8994_FLL1_N_MASK, 2233 fll.n << WM8994_FLL1_N_SHIFT); 2234 2235 if (fll.lambda) { 2236 snd_soc_update_bits(codec, WM8958_FLL1_EFS_1 + reg_offset, 2237 WM8958_FLL1_LAMBDA_MASK, 2238 fll.lambda); 2239 snd_soc_update_bits(codec, WM8958_FLL1_EFS_2 + reg_offset, 2240 WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA); 2241 } else { 2242 snd_soc_update_bits(codec, WM8958_FLL1_EFS_2 + reg_offset, 2243 WM8958_FLL1_EFS_ENA, 0); 2244 } 2245 2246 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset, 2247 WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP | 2248 WM8994_FLL1_REFCLK_DIV_MASK | 2249 WM8994_FLL1_REFCLK_SRC_MASK, 2250 ((src == WM8994_FLL_SRC_INTERNAL) 2251 << WM8994_FLL1_FRC_NCO_SHIFT) | 2252 (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) | 2253 (src - 1)); 2254 2255 /* Clear any pending completion from a previous failure */ 2256 try_wait_for_completion(&wm8994->fll_locked[id]); 2257 2258 /* Enable (with fractional mode if required) */ 2259 if (freq_out) { 2260 /* Enable VMID if we need it */ 2261 if (!was_enabled) { 2262 active_reference(codec); 2263 2264 switch (control->type) { 2265 case WM8994: 2266 vmid_reference(codec); 2267 break; 2268 case WM8958: 2269 if (control->revision < 1) 2270 vmid_reference(codec); 2271 break; 2272 default: 2273 break; 2274 } 2275 } 2276 2277 reg = WM8994_FLL1_ENA; 2278 2279 if (fll.k) 2280 reg |= WM8994_FLL1_FRAC; 2281 if (src == WM8994_FLL_SRC_INTERNAL) 2282 reg |= WM8994_FLL1_OSC_ENA; 2283 2284 snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset, 2285 WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA | 2286 WM8994_FLL1_FRAC, reg); 2287 2288 if (wm8994->fll_locked_irq) { 2289 timeout = wait_for_completion_timeout(&wm8994->fll_locked[id], 2290 msecs_to_jiffies(10)); 2291 if (timeout == 0) 2292 dev_warn(codec->dev, 2293 "Timed out waiting for FLL lock\n"); 2294 } else { 2295 msleep(5); 2296 } 2297 } else { 2298 if (was_enabled) { 2299 switch (control->type) { 2300 case WM8994: 2301 vmid_dereference(codec); 2302 break; 2303 case WM8958: 2304 if (control->revision < 1) 2305 vmid_dereference(codec); 2306 break; 2307 default: 2308 break; 2309 } 2310 2311 active_dereference(codec); 2312 } 2313 } 2314 2315out: 2316 wm8994->fll[id].in = freq_in; 2317 wm8994->fll[id].out = freq_out; 2318 wm8994->fll[id].src = src; 2319 2320 configure_clock(codec); 2321 2322 /* 2323 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers 2324 * for detection. 2325 */ 2326 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) { 2327 dev_dbg(codec->dev, "Configuring AIFs for 128fs\n"); 2328 2329 wm8994->aifdiv[0] = snd_soc_read(codec, WM8994_AIF1_RATE) 2330 & WM8994_AIF1CLK_RATE_MASK; 2331 wm8994->aifdiv[1] = snd_soc_read(codec, WM8994_AIF2_RATE) 2332 & WM8994_AIF1CLK_RATE_MASK; 2333 2334 snd_soc_update_bits(codec, WM8994_AIF1_RATE, 2335 WM8994_AIF1CLK_RATE_MASK, 0x1); 2336 snd_soc_update_bits(codec, WM8994_AIF2_RATE, 2337 WM8994_AIF2CLK_RATE_MASK, 0x1); 2338 } else if (wm8994->aifdiv[0]) { 2339 snd_soc_update_bits(codec, WM8994_AIF1_RATE, 2340 WM8994_AIF1CLK_RATE_MASK, 2341 wm8994->aifdiv[0]); 2342 snd_soc_update_bits(codec, WM8994_AIF2_RATE, 2343 WM8994_AIF2CLK_RATE_MASK, 2344 wm8994->aifdiv[1]); 2345 2346 wm8994->aifdiv[0] = 0; 2347 wm8994->aifdiv[1] = 0; 2348 } 2349 2350 return 0; 2351} 2352 2353static irqreturn_t wm8994_fll_locked_irq(int irq, void *data) 2354{ 2355 struct completion *completion = data; 2356 2357 complete(completion); 2358 2359 return IRQ_HANDLED; 2360} 2361 2362static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 }; 2363 2364static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src, 2365 unsigned int freq_in, unsigned int freq_out) 2366{ 2367 return _wm8994_set_fll(dai->codec, id, src, freq_in, freq_out); 2368} 2369 2370static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai, 2371 int clk_id, unsigned int freq, int dir) 2372{ 2373 struct snd_soc_codec *codec = dai->codec; 2374 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2375 int i; 2376 2377 switch (dai->id) { 2378 case 1: 2379 case 2: 2380 break; 2381 2382 default: 2383 /* AIF3 shares clocking with AIF1/2 */ 2384 return -EINVAL; 2385 } 2386 2387 switch (clk_id) { 2388 case WM8994_SYSCLK_MCLK1: 2389 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1; 2390 wm8994->mclk[0] = freq; 2391 dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n", 2392 dai->id, freq); 2393 break; 2394 2395 case WM8994_SYSCLK_MCLK2: 2396 /* TODO: Set GPIO AF */ 2397 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2; 2398 wm8994->mclk[1] = freq; 2399 dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n", 2400 dai->id, freq); 2401 break; 2402 2403 case WM8994_SYSCLK_FLL1: 2404 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1; 2405 dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id); 2406 break; 2407 2408 case WM8994_SYSCLK_FLL2: 2409 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2; 2410 dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id); 2411 break; 2412 2413 case WM8994_SYSCLK_OPCLK: 2414 /* Special case - a division (times 10) is given and 2415 * no effect on main clocking. 2416 */ 2417 if (freq) { 2418 for (i = 0; i < ARRAY_SIZE(opclk_divs); i++) 2419 if (opclk_divs[i] == freq) 2420 break; 2421 if (i == ARRAY_SIZE(opclk_divs)) 2422 return -EINVAL; 2423 snd_soc_update_bits(codec, WM8994_CLOCKING_2, 2424 WM8994_OPCLK_DIV_MASK, i); 2425 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2, 2426 WM8994_OPCLK_ENA, WM8994_OPCLK_ENA); 2427 } else { 2428 snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2, 2429 WM8994_OPCLK_ENA, 0); 2430 } 2431 2432 default: 2433 return -EINVAL; 2434 } 2435 2436 configure_clock(codec); 2437 2438 /* 2439 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers 2440 * for detection. 2441 */ 2442 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) { 2443 dev_dbg(codec->dev, "Configuring AIFs for 128fs\n"); 2444 2445 wm8994->aifdiv[0] = snd_soc_read(codec, WM8994_AIF1_RATE) 2446 & WM8994_AIF1CLK_RATE_MASK; 2447 wm8994->aifdiv[1] = snd_soc_read(codec, WM8994_AIF2_RATE) 2448 & WM8994_AIF1CLK_RATE_MASK; 2449 2450 snd_soc_update_bits(codec, WM8994_AIF1_RATE, 2451 WM8994_AIF1CLK_RATE_MASK, 0x1); 2452 snd_soc_update_bits(codec, WM8994_AIF2_RATE, 2453 WM8994_AIF2CLK_RATE_MASK, 0x1); 2454 } else if (wm8994->aifdiv[0]) { 2455 snd_soc_update_bits(codec, WM8994_AIF1_RATE, 2456 WM8994_AIF1CLK_RATE_MASK, 2457 wm8994->aifdiv[0]); 2458 snd_soc_update_bits(codec, WM8994_AIF2_RATE, 2459 WM8994_AIF2CLK_RATE_MASK, 2460 wm8994->aifdiv[1]); 2461 2462 wm8994->aifdiv[0] = 0; 2463 wm8994->aifdiv[1] = 0; 2464 } 2465 2466 return 0; 2467} 2468 2469static int wm8994_set_bias_level(struct snd_soc_codec *codec, 2470 enum snd_soc_bias_level level) 2471{ 2472 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2473 struct wm8994 *control = wm8994->wm8994; 2474 2475 wm_hubs_set_bias_level(codec, level); 2476 2477 switch (level) { 2478 case SND_SOC_BIAS_ON: 2479 break; 2480 2481 case SND_SOC_BIAS_PREPARE: 2482 /* MICBIAS into regulating mode */ 2483 switch (control->type) { 2484 case WM8958: 2485 case WM1811: 2486 snd_soc_update_bits(codec, WM8958_MICBIAS1, 2487 WM8958_MICB1_MODE, 0); 2488 snd_soc_update_bits(codec, WM8958_MICBIAS2, 2489 WM8958_MICB2_MODE, 0); 2490 break; 2491 default: 2492 break; 2493 } 2494 2495 if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) 2496 active_reference(codec); 2497 break; 2498 2499 case SND_SOC_BIAS_STANDBY: 2500 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { 2501 switch (control->type) { 2502 case WM8958: 2503 if (control->revision == 0) { 2504 /* Optimise performance for rev A */ 2505 snd_soc_update_bits(codec, 2506 WM8958_CHARGE_PUMP_2, 2507 WM8958_CP_DISCH, 2508 WM8958_CP_DISCH); 2509 } 2510 break; 2511 2512 default: 2513 break; 2514 } 2515 2516 /* Discharge LINEOUT1 & 2 */ 2517 snd_soc_update_bits(codec, WM8994_ANTIPOP_1, 2518 WM8994_LINEOUT1_DISCH | 2519 WM8994_LINEOUT2_DISCH, 2520 WM8994_LINEOUT1_DISCH | 2521 WM8994_LINEOUT2_DISCH); 2522 } 2523 2524 if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE) 2525 active_dereference(codec); 2526 2527 /* MICBIAS into bypass mode on newer devices */ 2528 switch (control->type) { 2529 case WM8958: 2530 case WM1811: 2531 snd_soc_update_bits(codec, WM8958_MICBIAS1, 2532 WM8958_MICB1_MODE, 2533 WM8958_MICB1_MODE); 2534 snd_soc_update_bits(codec, WM8958_MICBIAS2, 2535 WM8958_MICB2_MODE, 2536 WM8958_MICB2_MODE); 2537 break; 2538 default: 2539 break; 2540 } 2541 break; 2542 2543 case SND_SOC_BIAS_OFF: 2544 if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY) 2545 wm8994->cur_fw = NULL; 2546 break; 2547 } 2548 2549 codec->dapm.bias_level = level; 2550 2551 return 0; 2552} 2553 2554int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode) 2555{ 2556 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2557 struct snd_soc_dapm_context *dapm = &codec->dapm; 2558 2559 switch (mode) { 2560 case WM8994_VMID_NORMAL: 2561 snd_soc_dapm_mutex_lock(dapm); 2562 2563 if (wm8994->hubs.lineout1_se) { 2564 snd_soc_dapm_disable_pin_unlocked(dapm, 2565 "LINEOUT1N Driver"); 2566 snd_soc_dapm_disable_pin_unlocked(dapm, 2567 "LINEOUT1P Driver"); 2568 } 2569 if (wm8994->hubs.lineout2_se) { 2570 snd_soc_dapm_disable_pin_unlocked(dapm, 2571 "LINEOUT2N Driver"); 2572 snd_soc_dapm_disable_pin_unlocked(dapm, 2573 "LINEOUT2P Driver"); 2574 } 2575 2576 /* Do the sync with the old mode to allow it to clean up */ 2577 snd_soc_dapm_sync_unlocked(dapm); 2578 wm8994->vmid_mode = mode; 2579 2580 snd_soc_dapm_mutex_unlock(dapm); 2581 break; 2582 2583 case WM8994_VMID_FORCE: 2584 snd_soc_dapm_mutex_lock(dapm); 2585 2586 if (wm8994->hubs.lineout1_se) { 2587 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2588 "LINEOUT1N Driver"); 2589 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2590 "LINEOUT1P Driver"); 2591 } 2592 if (wm8994->hubs.lineout2_se) { 2593 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2594 "LINEOUT2N Driver"); 2595 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2596 "LINEOUT2P Driver"); 2597 } 2598 2599 wm8994->vmid_mode = mode; 2600 snd_soc_dapm_sync_unlocked(dapm); 2601 2602 snd_soc_dapm_mutex_unlock(dapm); 2603 break; 2604 2605 default: 2606 return -EINVAL; 2607 } 2608 2609 return 0; 2610} 2611 2612static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 2613{ 2614 struct snd_soc_codec *codec = dai->codec; 2615 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2616 struct wm8994 *control = wm8994->wm8994; 2617 int ms_reg; 2618 int aif1_reg; 2619 int dac_reg; 2620 int adc_reg; 2621 int ms = 0; 2622 int aif1 = 0; 2623 int lrclk = 0; 2624 2625 switch (dai->id) { 2626 case 1: 2627 ms_reg = WM8994_AIF1_MASTER_SLAVE; 2628 aif1_reg = WM8994_AIF1_CONTROL_1; 2629 dac_reg = WM8994_AIF1DAC_LRCLK; 2630 adc_reg = WM8994_AIF1ADC_LRCLK; 2631 break; 2632 case 2: 2633 ms_reg = WM8994_AIF2_MASTER_SLAVE; 2634 aif1_reg = WM8994_AIF2_CONTROL_1; 2635 dac_reg = WM8994_AIF1DAC_LRCLK; 2636 adc_reg = WM8994_AIF1ADC_LRCLK; 2637 break; 2638 default: 2639 return -EINVAL; 2640 } 2641 2642 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 2643 case SND_SOC_DAIFMT_CBS_CFS: 2644 break; 2645 case SND_SOC_DAIFMT_CBM_CFM: 2646 ms = WM8994_AIF1_MSTR; 2647 break; 2648 default: 2649 return -EINVAL; 2650 } 2651 2652 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 2653 case SND_SOC_DAIFMT_DSP_B: 2654 aif1 |= WM8994_AIF1_LRCLK_INV; 2655 lrclk |= WM8958_AIF1_LRCLK_INV; 2656 case SND_SOC_DAIFMT_DSP_A: 2657 aif1 |= 0x18; 2658 break; 2659 case SND_SOC_DAIFMT_I2S: 2660 aif1 |= 0x10; 2661 break; 2662 case SND_SOC_DAIFMT_RIGHT_J: 2663 break; 2664 case SND_SOC_DAIFMT_LEFT_J: 2665 aif1 |= 0x8; 2666 break; 2667 default: 2668 return -EINVAL; 2669 } 2670 2671 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 2672 case SND_SOC_DAIFMT_DSP_A: 2673 case SND_SOC_DAIFMT_DSP_B: 2674 /* frame inversion not valid for DSP modes */ 2675 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 2676 case SND_SOC_DAIFMT_NB_NF: 2677 break; 2678 case SND_SOC_DAIFMT_IB_NF: 2679 aif1 |= WM8994_AIF1_BCLK_INV; 2680 break; 2681 default: 2682 return -EINVAL; 2683 } 2684 break; 2685 2686 case SND_SOC_DAIFMT_I2S: 2687 case SND_SOC_DAIFMT_RIGHT_J: 2688 case SND_SOC_DAIFMT_LEFT_J: 2689 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 2690 case SND_SOC_DAIFMT_NB_NF: 2691 break; 2692 case SND_SOC_DAIFMT_IB_IF: 2693 aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV; 2694 lrclk |= WM8958_AIF1_LRCLK_INV; 2695 break; 2696 case SND_SOC_DAIFMT_IB_NF: 2697 aif1 |= WM8994_AIF1_BCLK_INV; 2698 break; 2699 case SND_SOC_DAIFMT_NB_IF: 2700 aif1 |= WM8994_AIF1_LRCLK_INV; 2701 lrclk |= WM8958_AIF1_LRCLK_INV; 2702 break; 2703 default: 2704 return -EINVAL; 2705 } 2706 break; 2707 default: 2708 return -EINVAL; 2709 } 2710 2711 /* The AIF2 format configuration needs to be mirrored to AIF3 2712 * on WM8958 if it's in use so just do it all the time. */ 2713 switch (control->type) { 2714 case WM1811: 2715 case WM8958: 2716 if (dai->id == 2) 2717 snd_soc_update_bits(codec, WM8958_AIF3_CONTROL_1, 2718 WM8994_AIF1_LRCLK_INV | 2719 WM8958_AIF3_FMT_MASK, aif1); 2720 break; 2721 2722 default: 2723 break; 2724 } 2725 2726 snd_soc_update_bits(codec, aif1_reg, 2727 WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV | 2728 WM8994_AIF1_FMT_MASK, 2729 aif1); 2730 snd_soc_update_bits(codec, ms_reg, WM8994_AIF1_MSTR, 2731 ms); 2732 snd_soc_update_bits(codec, dac_reg, 2733 WM8958_AIF1_LRCLK_INV, lrclk); 2734 snd_soc_update_bits(codec, adc_reg, 2735 WM8958_AIF1_LRCLK_INV, lrclk); 2736 2737 return 0; 2738} 2739 2740static struct { 2741 int val, rate; 2742} srs[] = { 2743 { 0, 8000 }, 2744 { 1, 11025 }, 2745 { 2, 12000 }, 2746 { 3, 16000 }, 2747 { 4, 22050 }, 2748 { 5, 24000 }, 2749 { 6, 32000 }, 2750 { 7, 44100 }, 2751 { 8, 48000 }, 2752 { 9, 88200 }, 2753 { 10, 96000 }, 2754}; 2755 2756static int fs_ratios[] = { 2757 64, 128, 192, 256, 384, 512, 768, 1024, 1408, 1536 2758}; 2759 2760static int bclk_divs[] = { 2761 10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480, 2762 640, 880, 960, 1280, 1760, 1920 2763}; 2764 2765static int wm8994_hw_params(struct snd_pcm_substream *substream, 2766 struct snd_pcm_hw_params *params, 2767 struct snd_soc_dai *dai) 2768{ 2769 struct snd_soc_codec *codec = dai->codec; 2770 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2771 struct wm8994 *control = wm8994->wm8994; 2772 struct wm8994_pdata *pdata = &control->pdata; 2773 int aif1_reg; 2774 int aif2_reg; 2775 int bclk_reg; 2776 int lrclk_reg; 2777 int rate_reg; 2778 int aif1 = 0; 2779 int aif2 = 0; 2780 int bclk = 0; 2781 int lrclk = 0; 2782 int rate_val = 0; 2783 int id = dai->id - 1; 2784 2785 int i, cur_val, best_val, bclk_rate, best; 2786 2787 switch (dai->id) { 2788 case 1: 2789 aif1_reg = WM8994_AIF1_CONTROL_1; 2790 aif2_reg = WM8994_AIF1_CONTROL_2; 2791 bclk_reg = WM8994_AIF1_BCLK; 2792 rate_reg = WM8994_AIF1_RATE; 2793 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK || 2794 wm8994->lrclk_shared[0]) { 2795 lrclk_reg = WM8994_AIF1DAC_LRCLK; 2796 } else { 2797 lrclk_reg = WM8994_AIF1ADC_LRCLK; 2798 dev_dbg(codec->dev, "AIF1 using split LRCLK\n"); 2799 } 2800 break; 2801 case 2: 2802 aif1_reg = WM8994_AIF2_CONTROL_1; 2803 aif2_reg = WM8994_AIF2_CONTROL_2; 2804 bclk_reg = WM8994_AIF2_BCLK; 2805 rate_reg = WM8994_AIF2_RATE; 2806 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK || 2807 wm8994->lrclk_shared[1]) { 2808 lrclk_reg = WM8994_AIF2DAC_LRCLK; 2809 } else { 2810 lrclk_reg = WM8994_AIF2ADC_LRCLK; 2811 dev_dbg(codec->dev, "AIF2 using split LRCLK\n"); 2812 } 2813 break; 2814 default: 2815 return -EINVAL; 2816 } 2817 2818 bclk_rate = params_rate(params); 2819 switch (params_width(params)) { 2820 case 16: 2821 bclk_rate *= 16; 2822 break; 2823 case 20: 2824 bclk_rate *= 20; 2825 aif1 |= 0x20; 2826 break; 2827 case 24: 2828 bclk_rate *= 24; 2829 aif1 |= 0x40; 2830 break; 2831 case 32: 2832 bclk_rate *= 32; 2833 aif1 |= 0x60; 2834 break; 2835 default: 2836 return -EINVAL; 2837 } 2838 2839 wm8994->channels[id] = params_channels(params); 2840 if (pdata->max_channels_clocked[id] && 2841 wm8994->channels[id] > pdata->max_channels_clocked[id]) { 2842 dev_dbg(dai->dev, "Constraining channels to %d from %d\n", 2843 pdata->max_channels_clocked[id], wm8994->channels[id]); 2844 wm8994->channels[id] = pdata->max_channels_clocked[id]; 2845 } 2846 2847 switch (wm8994->channels[id]) { 2848 case 1: 2849 case 2: 2850 bclk_rate *= 2; 2851 break; 2852 default: 2853 bclk_rate *= 4; 2854 break; 2855 } 2856 2857 /* Try to find an appropriate sample rate; look for an exact match. */ 2858 for (i = 0; i < ARRAY_SIZE(srs); i++) 2859 if (srs[i].rate == params_rate(params)) 2860 break; 2861 if (i == ARRAY_SIZE(srs)) 2862 return -EINVAL; 2863 rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT; 2864 2865 dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate); 2866 dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n", 2867 dai->id, wm8994->aifclk[id], bclk_rate); 2868 2869 if (wm8994->channels[id] == 1 && 2870 (snd_soc_read(codec, aif1_reg) & 0x18) == 0x18) 2871 aif2 |= WM8994_AIF1_MONO; 2872 2873 if (wm8994->aifclk[id] == 0) { 2874 dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id); 2875 return -EINVAL; 2876 } 2877 2878 /* AIFCLK/fs ratio; look for a close match in either direction */ 2879 best = 0; 2880 best_val = abs((fs_ratios[0] * params_rate(params)) 2881 - wm8994->aifclk[id]); 2882 for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) { 2883 cur_val = abs((fs_ratios[i] * params_rate(params)) 2884 - wm8994->aifclk[id]); 2885 if (cur_val >= best_val) 2886 continue; 2887 best = i; 2888 best_val = cur_val; 2889 } 2890 dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n", 2891 dai->id, fs_ratios[best]); 2892 rate_val |= best; 2893 2894 /* We may not get quite the right frequency if using 2895 * approximate clocks so look for the closest match that is 2896 * higher than the target (we need to ensure that there enough 2897 * BCLKs to clock out the samples). 2898 */ 2899 best = 0; 2900 for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) { 2901 cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate; 2902 if (cur_val < 0) /* BCLK table is sorted */ 2903 break; 2904 best = i; 2905 } 2906 bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best]; 2907 dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n", 2908 bclk_divs[best], bclk_rate); 2909 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT; 2910 2911 lrclk = bclk_rate / params_rate(params); 2912 if (!lrclk) { 2913 dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n", 2914 bclk_rate); 2915 return -EINVAL; 2916 } 2917 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n", 2918 lrclk, bclk_rate / lrclk); 2919 2920 snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1); 2921 snd_soc_update_bits(codec, aif2_reg, WM8994_AIF1_MONO, aif2); 2922 snd_soc_update_bits(codec, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk); 2923 snd_soc_update_bits(codec, lrclk_reg, WM8994_AIF1DAC_RATE_MASK, 2924 lrclk); 2925 snd_soc_update_bits(codec, rate_reg, WM8994_AIF1_SR_MASK | 2926 WM8994_AIF1CLK_RATE_MASK, rate_val); 2927 2928 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 2929 switch (dai->id) { 2930 case 1: 2931 wm8994->dac_rates[0] = params_rate(params); 2932 wm8994_set_retune_mobile(codec, 0); 2933 wm8994_set_retune_mobile(codec, 1); 2934 break; 2935 case 2: 2936 wm8994->dac_rates[1] = params_rate(params); 2937 wm8994_set_retune_mobile(codec, 2); 2938 break; 2939 } 2940 } 2941 2942 return 0; 2943} 2944 2945static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream, 2946 struct snd_pcm_hw_params *params, 2947 struct snd_soc_dai *dai) 2948{ 2949 struct snd_soc_codec *codec = dai->codec; 2950 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 2951 struct wm8994 *control = wm8994->wm8994; 2952 int aif1_reg; 2953 int aif1 = 0; 2954 2955 switch (dai->id) { 2956 case 3: 2957 switch (control->type) { 2958 case WM1811: 2959 case WM8958: 2960 aif1_reg = WM8958_AIF3_CONTROL_1; 2961 break; 2962 default: 2963 return 0; 2964 } 2965 break; 2966 default: 2967 return 0; 2968 } 2969 2970 switch (params_width(params)) { 2971 case 16: 2972 break; 2973 case 20: 2974 aif1 |= 0x20; 2975 break; 2976 case 24: 2977 aif1 |= 0x40; 2978 break; 2979 case 32: 2980 aif1 |= 0x60; 2981 break; 2982 default: 2983 return -EINVAL; 2984 } 2985 2986 return snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1); 2987} 2988 2989static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute) 2990{ 2991 struct snd_soc_codec *codec = codec_dai->codec; 2992 int mute_reg; 2993 int reg; 2994 2995 switch (codec_dai->id) { 2996 case 1: 2997 mute_reg = WM8994_AIF1_DAC1_FILTERS_1; 2998 break; 2999 case 2: 3000 mute_reg = WM8994_AIF2_DAC_FILTERS_1; 3001 break; 3002 default: 3003 return -EINVAL; 3004 } 3005 3006 if (mute) 3007 reg = WM8994_AIF1DAC1_MUTE; 3008 else 3009 reg = 0; 3010 3011 snd_soc_update_bits(codec, mute_reg, WM8994_AIF1DAC1_MUTE, reg); 3012 3013 return 0; 3014} 3015 3016static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate) 3017{ 3018 struct snd_soc_codec *codec = codec_dai->codec; 3019 int reg, val, mask; 3020 3021 switch (codec_dai->id) { 3022 case 1: 3023 reg = WM8994_AIF1_MASTER_SLAVE; 3024 mask = WM8994_AIF1_TRI; 3025 break; 3026 case 2: 3027 reg = WM8994_AIF2_MASTER_SLAVE; 3028 mask = WM8994_AIF2_TRI; 3029 break; 3030 default: 3031 return -EINVAL; 3032 } 3033 3034 if (tristate) 3035 val = mask; 3036 else 3037 val = 0; 3038 3039 return snd_soc_update_bits(codec, reg, mask, val); 3040} 3041 3042static int wm8994_aif2_probe(struct snd_soc_dai *dai) 3043{ 3044 struct snd_soc_codec *codec = dai->codec; 3045 3046 /* Disable the pulls on the AIF if we're using it to save power. */ 3047 snd_soc_update_bits(codec, WM8994_GPIO_3, 3048 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3049 snd_soc_update_bits(codec, WM8994_GPIO_4, 3050 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3051 snd_soc_update_bits(codec, WM8994_GPIO_5, 3052 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3053 3054 return 0; 3055} 3056 3057#define WM8994_RATES SNDRV_PCM_RATE_8000_96000 3058 3059#define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 3060 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 3061 3062static const struct snd_soc_dai_ops wm8994_aif1_dai_ops = { 3063 .set_sysclk = wm8994_set_dai_sysclk, 3064 .set_fmt = wm8994_set_dai_fmt, 3065 .hw_params = wm8994_hw_params, 3066 .digital_mute = wm8994_aif_mute, 3067 .set_pll = wm8994_set_fll, 3068 .set_tristate = wm8994_set_tristate, 3069}; 3070 3071static const struct snd_soc_dai_ops wm8994_aif2_dai_ops = { 3072 .set_sysclk = wm8994_set_dai_sysclk, 3073 .set_fmt = wm8994_set_dai_fmt, 3074 .hw_params = wm8994_hw_params, 3075 .digital_mute = wm8994_aif_mute, 3076 .set_pll = wm8994_set_fll, 3077 .set_tristate = wm8994_set_tristate, 3078}; 3079 3080static const struct snd_soc_dai_ops wm8994_aif3_dai_ops = { 3081 .hw_params = wm8994_aif3_hw_params, 3082}; 3083 3084static struct snd_soc_dai_driver wm8994_dai[] = { 3085 { 3086 .name = "wm8994-aif1", 3087 .id = 1, 3088 .playback = { 3089 .stream_name = "AIF1 Playback", 3090 .channels_min = 1, 3091 .channels_max = 2, 3092 .rates = WM8994_RATES, 3093 .formats = WM8994_FORMATS, 3094 .sig_bits = 24, 3095 }, 3096 .capture = { 3097 .stream_name = "AIF1 Capture", 3098 .channels_min = 1, 3099 .channels_max = 2, 3100 .rates = WM8994_RATES, 3101 .formats = WM8994_FORMATS, 3102 .sig_bits = 24, 3103 }, 3104 .ops = &wm8994_aif1_dai_ops, 3105 }, 3106 { 3107 .name = "wm8994-aif2", 3108 .id = 2, 3109 .playback = { 3110 .stream_name = "AIF2 Playback", 3111 .channels_min = 1, 3112 .channels_max = 2, 3113 .rates = WM8994_RATES, 3114 .formats = WM8994_FORMATS, 3115 .sig_bits = 24, 3116 }, 3117 .capture = { 3118 .stream_name = "AIF2 Capture", 3119 .channels_min = 1, 3120 .channels_max = 2, 3121 .rates = WM8994_RATES, 3122 .formats = WM8994_FORMATS, 3123 .sig_bits = 24, 3124 }, 3125 .probe = wm8994_aif2_probe, 3126 .ops = &wm8994_aif2_dai_ops, 3127 }, 3128 { 3129 .name = "wm8994-aif3", 3130 .id = 3, 3131 .playback = { 3132 .stream_name = "AIF3 Playback", 3133 .channels_min = 1, 3134 .channels_max = 2, 3135 .rates = WM8994_RATES, 3136 .formats = WM8994_FORMATS, 3137 .sig_bits = 24, 3138 }, 3139 .capture = { 3140 .stream_name = "AIF3 Capture", 3141 .channels_min = 1, 3142 .channels_max = 2, 3143 .rates = WM8994_RATES, 3144 .formats = WM8994_FORMATS, 3145 .sig_bits = 24, 3146 }, 3147 .ops = &wm8994_aif3_dai_ops, 3148 } 3149}; 3150 3151#ifdef CONFIG_PM 3152static int wm8994_codec_suspend(struct snd_soc_codec *codec) 3153{ 3154 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3155 int i, ret; 3156 3157 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) { 3158 memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i], 3159 sizeof(struct wm8994_fll_config)); 3160 ret = _wm8994_set_fll(codec, i + 1, 0, 0, 0); 3161 if (ret < 0) 3162 dev_warn(codec->dev, "Failed to stop FLL%d: %d\n", 3163 i + 1, ret); 3164 } 3165 3166 wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF); 3167 3168 return 0; 3169} 3170 3171static int wm8994_codec_resume(struct snd_soc_codec *codec) 3172{ 3173 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3174 int i, ret; 3175 3176 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) { 3177 if (!wm8994->fll_suspend[i].out) 3178 continue; 3179 3180 ret = _wm8994_set_fll(codec, i + 1, 3181 wm8994->fll_suspend[i].src, 3182 wm8994->fll_suspend[i].in, 3183 wm8994->fll_suspend[i].out); 3184 if (ret < 0) 3185 dev_warn(codec->dev, "Failed to restore FLL%d: %d\n", 3186 i + 1, ret); 3187 } 3188 3189 return 0; 3190} 3191#else 3192#define wm8994_codec_suspend NULL 3193#define wm8994_codec_resume NULL 3194#endif 3195 3196static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994) 3197{ 3198 struct snd_soc_codec *codec = wm8994->hubs.codec; 3199 struct wm8994 *control = wm8994->wm8994; 3200 struct wm8994_pdata *pdata = &control->pdata; 3201 struct snd_kcontrol_new controls[] = { 3202 SOC_ENUM_EXT("AIF1.1 EQ Mode", 3203 wm8994->retune_mobile_enum, 3204 wm8994_get_retune_mobile_enum, 3205 wm8994_put_retune_mobile_enum), 3206 SOC_ENUM_EXT("AIF1.2 EQ Mode", 3207 wm8994->retune_mobile_enum, 3208 wm8994_get_retune_mobile_enum, 3209 wm8994_put_retune_mobile_enum), 3210 SOC_ENUM_EXT("AIF2 EQ Mode", 3211 wm8994->retune_mobile_enum, 3212 wm8994_get_retune_mobile_enum, 3213 wm8994_put_retune_mobile_enum), 3214 }; 3215 int ret, i, j; 3216 const char **t; 3217 3218 /* We need an array of texts for the enum API but the number 3219 * of texts is likely to be less than the number of 3220 * configurations due to the sample rate dependency of the 3221 * configurations. */ 3222 wm8994->num_retune_mobile_texts = 0; 3223 wm8994->retune_mobile_texts = NULL; 3224 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) { 3225 for (j = 0; j < wm8994->num_retune_mobile_texts; j++) { 3226 if (strcmp(pdata->retune_mobile_cfgs[i].name, 3227 wm8994->retune_mobile_texts[j]) == 0) 3228 break; 3229 } 3230 3231 if (j != wm8994->num_retune_mobile_texts) 3232 continue; 3233 3234 /* Expand the array... */ 3235 t = krealloc(wm8994->retune_mobile_texts, 3236 sizeof(char *) * 3237 (wm8994->num_retune_mobile_texts + 1), 3238 GFP_KERNEL); 3239 if (t == NULL) 3240 continue; 3241 3242 /* ...store the new entry... */ 3243 t[wm8994->num_retune_mobile_texts] = 3244 pdata->retune_mobile_cfgs[i].name; 3245 3246 /* ...and remember the new version. */ 3247 wm8994->num_retune_mobile_texts++; 3248 wm8994->retune_mobile_texts = t; 3249 } 3250 3251 dev_dbg(codec->dev, "Allocated %d unique ReTune Mobile names\n", 3252 wm8994->num_retune_mobile_texts); 3253 3254 wm8994->retune_mobile_enum.items = wm8994->num_retune_mobile_texts; 3255 wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts; 3256 3257 ret = snd_soc_add_codec_controls(wm8994->hubs.codec, controls, 3258 ARRAY_SIZE(controls)); 3259 if (ret != 0) 3260 dev_err(wm8994->hubs.codec->dev, 3261 "Failed to add ReTune Mobile controls: %d\n", ret); 3262} 3263 3264static void wm8994_handle_pdata(struct wm8994_priv *wm8994) 3265{ 3266 struct snd_soc_codec *codec = wm8994->hubs.codec; 3267 struct wm8994 *control = wm8994->wm8994; 3268 struct wm8994_pdata *pdata = &control->pdata; 3269 int ret, i; 3270 3271 if (!pdata) 3272 return; 3273 3274 wm_hubs_handle_analogue_pdata(codec, pdata->lineout1_diff, 3275 pdata->lineout2_diff, 3276 pdata->lineout1fb, 3277 pdata->lineout2fb, 3278 pdata->jd_scthr, 3279 pdata->jd_thr, 3280 pdata->micb1_delay, 3281 pdata->micb2_delay, 3282 pdata->micbias1_lvl, 3283 pdata->micbias2_lvl); 3284 3285 dev_dbg(codec->dev, "%d DRC configurations\n", pdata->num_drc_cfgs); 3286 3287 if (pdata->num_drc_cfgs) { 3288 struct snd_kcontrol_new controls[] = { 3289 SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum, 3290 wm8994_get_drc_enum, wm8994_put_drc_enum), 3291 SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum, 3292 wm8994_get_drc_enum, wm8994_put_drc_enum), 3293 SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum, 3294 wm8994_get_drc_enum, wm8994_put_drc_enum), 3295 }; 3296 3297 /* We need an array of texts for the enum API */ 3298 wm8994->drc_texts = devm_kzalloc(wm8994->hubs.codec->dev, 3299 sizeof(char *) * pdata->num_drc_cfgs, GFP_KERNEL); 3300 if (!wm8994->drc_texts) 3301 return; 3302 3303 for (i = 0; i < pdata->num_drc_cfgs; i++) 3304 wm8994->drc_texts[i] = pdata->drc_cfgs[i].name; 3305 3306 wm8994->drc_enum.items = pdata->num_drc_cfgs; 3307 wm8994->drc_enum.texts = wm8994->drc_texts; 3308 3309 ret = snd_soc_add_codec_controls(wm8994->hubs.codec, controls, 3310 ARRAY_SIZE(controls)); 3311 for (i = 0; i < WM8994_NUM_DRC; i++) 3312 wm8994_set_drc(codec, i); 3313 } else { 3314 ret = snd_soc_add_codec_controls(wm8994->hubs.codec, 3315 wm8994_drc_controls, 3316 ARRAY_SIZE(wm8994_drc_controls)); 3317 } 3318 3319 if (ret != 0) 3320 dev_err(wm8994->hubs.codec->dev, 3321 "Failed to add DRC mode controls: %d\n", ret); 3322 3323 3324 dev_dbg(codec->dev, "%d ReTune Mobile configurations\n", 3325 pdata->num_retune_mobile_cfgs); 3326 3327 if (pdata->num_retune_mobile_cfgs) 3328 wm8994_handle_retune_mobile_pdata(wm8994); 3329 else 3330 snd_soc_add_codec_controls(wm8994->hubs.codec, wm8994_eq_controls, 3331 ARRAY_SIZE(wm8994_eq_controls)); 3332 3333 for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) { 3334 if (pdata->micbias[i]) { 3335 snd_soc_write(codec, WM8958_MICBIAS1 + i, 3336 pdata->micbias[i] & 0xffff); 3337 } 3338 } 3339} 3340 3341/** 3342 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ 3343 * 3344 * @codec: WM8994 codec 3345 * @jack: jack to report detection events on 3346 * @micbias: microphone bias to detect on 3347 * 3348 * Enable microphone detection via IRQ on the WM8994. If GPIOs are 3349 * being used to bring out signals to the processor then only platform 3350 * data configuration is needed for WM8994 and processor GPIOs should 3351 * be configured using snd_soc_jack_add_gpios() instead. 3352 * 3353 * Configuration of detection levels is available via the micbias1_lvl 3354 * and micbias2_lvl platform data members. 3355 */ 3356int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, 3357 int micbias) 3358{ 3359 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3360 struct wm8994_micdet *micdet; 3361 struct wm8994 *control = wm8994->wm8994; 3362 int reg, ret; 3363 3364 if (control->type != WM8994) { 3365 dev_warn(codec->dev, "Not a WM8994\n"); 3366 return -EINVAL; 3367 } 3368 3369 switch (micbias) { 3370 case 1: 3371 micdet = &wm8994->micdet[0]; 3372 if (jack) 3373 ret = snd_soc_dapm_force_enable_pin(&codec->dapm, 3374 "MICBIAS1"); 3375 else 3376 ret = snd_soc_dapm_disable_pin(&codec->dapm, 3377 "MICBIAS1"); 3378 break; 3379 case 2: 3380 micdet = &wm8994->micdet[1]; 3381 if (jack) 3382 ret = snd_soc_dapm_force_enable_pin(&codec->dapm, 3383 "MICBIAS1"); 3384 else 3385 ret = snd_soc_dapm_disable_pin(&codec->dapm, 3386 "MICBIAS1"); 3387 break; 3388 default: 3389 dev_warn(codec->dev, "Invalid MICBIAS %d\n", micbias); 3390 return -EINVAL; 3391 } 3392 3393 if (ret != 0) 3394 dev_warn(codec->dev, "Failed to configure MICBIAS%d: %d\n", 3395 micbias, ret); 3396 3397 dev_dbg(codec->dev, "Configuring microphone detection on %d %p\n", 3398 micbias, jack); 3399 3400 /* Store the configuration */ 3401 micdet->jack = jack; 3402 micdet->detecting = true; 3403 3404 /* If either of the jacks is set up then enable detection */ 3405 if (wm8994->micdet[0].jack || wm8994->micdet[1].jack) 3406 reg = WM8994_MICD_ENA; 3407 else 3408 reg = 0; 3409 3410 snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, reg); 3411 3412 /* enable MICDET and MICSHRT deboune */ 3413 snd_soc_update_bits(codec, WM8994_IRQ_DEBOUNCE, 3414 WM8994_MIC1_DET_DB_MASK | WM8994_MIC1_SHRT_DB_MASK | 3415 WM8994_MIC2_DET_DB_MASK | WM8994_MIC2_SHRT_DB_MASK, 3416 WM8994_MIC1_DET_DB | WM8994_MIC1_SHRT_DB); 3417 3418 snd_soc_dapm_sync(&codec->dapm); 3419 3420 return 0; 3421} 3422EXPORT_SYMBOL_GPL(wm8994_mic_detect); 3423 3424static void wm8994_mic_work(struct work_struct *work) 3425{ 3426 struct wm8994_priv *priv = container_of(work, 3427 struct wm8994_priv, 3428 mic_work.work); 3429 struct regmap *regmap = priv->wm8994->regmap; 3430 struct device *dev = priv->wm8994->dev; 3431 unsigned int reg; 3432 int ret; 3433 int report; 3434 3435 pm_runtime_get_sync(dev); 3436 3437 ret = regmap_read(regmap, WM8994_INTERRUPT_RAW_STATUS_2, ®); 3438 if (ret < 0) { 3439 dev_err(dev, "Failed to read microphone status: %d\n", 3440 ret); 3441 pm_runtime_put(dev); 3442 return; 3443 } 3444 3445 dev_dbg(dev, "Microphone status: %x\n", reg); 3446 3447 report = 0; 3448 if (reg & WM8994_MIC1_DET_STS) { 3449 if (priv->micdet[0].detecting) 3450 report = SND_JACK_HEADSET; 3451 } 3452 if (reg & WM8994_MIC1_SHRT_STS) { 3453 if (priv->micdet[0].detecting) 3454 report = SND_JACK_HEADPHONE; 3455 else 3456 report |= SND_JACK_BTN_0; 3457 } 3458 if (report) 3459 priv->micdet[0].detecting = false; 3460 else 3461 priv->micdet[0].detecting = true; 3462 3463 snd_soc_jack_report(priv->micdet[0].jack, report, 3464 SND_JACK_HEADSET | SND_JACK_BTN_0); 3465 3466 report = 0; 3467 if (reg & WM8994_MIC2_DET_STS) { 3468 if (priv->micdet[1].detecting) 3469 report = SND_JACK_HEADSET; 3470 } 3471 if (reg & WM8994_MIC2_SHRT_STS) { 3472 if (priv->micdet[1].detecting) 3473 report = SND_JACK_HEADPHONE; 3474 else 3475 report |= SND_JACK_BTN_0; 3476 } 3477 if (report) 3478 priv->micdet[1].detecting = false; 3479 else 3480 priv->micdet[1].detecting = true; 3481 3482 snd_soc_jack_report(priv->micdet[1].jack, report, 3483 SND_JACK_HEADSET | SND_JACK_BTN_0); 3484 3485 pm_runtime_put(dev); 3486} 3487 3488static irqreturn_t wm8994_mic_irq(int irq, void *data) 3489{ 3490 struct wm8994_priv *priv = data; 3491 struct snd_soc_codec *codec = priv->hubs.codec; 3492 3493#ifndef CONFIG_SND_SOC_WM8994_MODULE 3494 trace_snd_soc_jack_irq(dev_name(codec->dev)); 3495#endif 3496 3497 pm_wakeup_event(codec->dev, 300); 3498 3499 queue_delayed_work(system_power_efficient_wq, 3500 &priv->mic_work, msecs_to_jiffies(250)); 3501 3502 return IRQ_HANDLED; 3503} 3504 3505/* Should be called with accdet_lock held */ 3506static void wm1811_micd_stop(struct snd_soc_codec *codec) 3507{ 3508 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3509 3510 if (!wm8994->jackdet) 3511 return; 3512 3513 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0); 3514 3515 wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_JACK); 3516 3517 if (wm8994->wm8994->pdata.jd_ext_cap) 3518 snd_soc_dapm_disable_pin(&codec->dapm, 3519 "MICBIAS2"); 3520} 3521 3522static void wm8958_button_det(struct snd_soc_codec *codec, u16 status) 3523{ 3524 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3525 int report; 3526 3527 report = 0; 3528 if (status & 0x4) 3529 report |= SND_JACK_BTN_0; 3530 3531 if (status & 0x8) 3532 report |= SND_JACK_BTN_1; 3533 3534 if (status & 0x10) 3535 report |= SND_JACK_BTN_2; 3536 3537 if (status & 0x20) 3538 report |= SND_JACK_BTN_3; 3539 3540 if (status & 0x40) 3541 report |= SND_JACK_BTN_4; 3542 3543 if (status & 0x80) 3544 report |= SND_JACK_BTN_5; 3545 3546 snd_soc_jack_report(wm8994->micdet[0].jack, report, 3547 wm8994->btn_mask); 3548} 3549 3550static void wm8958_open_circuit_work(struct work_struct *work) 3551{ 3552 struct wm8994_priv *wm8994 = container_of(work, 3553 struct wm8994_priv, 3554 open_circuit_work.work); 3555 struct device *dev = wm8994->wm8994->dev; 3556 3557 mutex_lock(&wm8994->accdet_lock); 3558 3559 wm1811_micd_stop(wm8994->hubs.codec); 3560 3561 dev_dbg(dev, "Reporting open circuit\n"); 3562 3563 wm8994->jack_mic = false; 3564 wm8994->mic_detecting = true; 3565 3566 wm8958_micd_set_rate(wm8994->hubs.codec); 3567 3568 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 3569 wm8994->btn_mask | 3570 SND_JACK_HEADSET); 3571 3572 mutex_unlock(&wm8994->accdet_lock); 3573} 3574 3575static void wm8958_mic_id(void *data, u16 status) 3576{ 3577 struct snd_soc_codec *codec = data; 3578 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3579 3580 /* Either nothing present or just starting detection */ 3581 if (!(status & WM8958_MICD_STS)) { 3582 /* If nothing present then clear our statuses */ 3583 dev_dbg(codec->dev, "Detected open circuit\n"); 3584 3585 queue_delayed_work(system_power_efficient_wq, 3586 &wm8994->open_circuit_work, 3587 msecs_to_jiffies(2500)); 3588 return; 3589 } 3590 3591 /* If the measurement is showing a high impedence we've got a 3592 * microphone. 3593 */ 3594 if (status & 0x600) { 3595 dev_dbg(codec->dev, "Detected microphone\n"); 3596 3597 wm8994->mic_detecting = false; 3598 wm8994->jack_mic = true; 3599 3600 wm8958_micd_set_rate(codec); 3601 3602 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET, 3603 SND_JACK_HEADSET); 3604 } 3605 3606 3607 if (status & 0xfc) { 3608 dev_dbg(codec->dev, "Detected headphone\n"); 3609 wm8994->mic_detecting = false; 3610 3611 wm8958_micd_set_rate(codec); 3612 3613 /* If we have jackdet that will detect removal */ 3614 wm1811_micd_stop(codec); 3615 3616 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE, 3617 SND_JACK_HEADSET); 3618 } 3619} 3620 3621/* Deferred mic detection to allow for extra settling time */ 3622static void wm1811_mic_work(struct work_struct *work) 3623{ 3624 struct wm8994_priv *wm8994 = container_of(work, struct wm8994_priv, 3625 mic_work.work); 3626 struct wm8994 *control = wm8994->wm8994; 3627 struct snd_soc_codec *codec = wm8994->hubs.codec; 3628 3629 pm_runtime_get_sync(codec->dev); 3630 3631 /* If required for an external cap force MICBIAS on */ 3632 if (control->pdata.jd_ext_cap) { 3633 snd_soc_dapm_force_enable_pin(&codec->dapm, 3634 "MICBIAS2"); 3635 snd_soc_dapm_sync(&codec->dapm); 3636 } 3637 3638 mutex_lock(&wm8994->accdet_lock); 3639 3640 dev_dbg(codec->dev, "Starting mic detection\n"); 3641 3642 /* Use a user-supplied callback if we have one */ 3643 if (wm8994->micd_cb) { 3644 wm8994->micd_cb(wm8994->micd_cb_data); 3645 } else { 3646 /* 3647 * Start off measument of microphone impedence to find out 3648 * what's actually there. 3649 */ 3650 wm8994->mic_detecting = true; 3651 wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_MIC); 3652 3653 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, 3654 WM8958_MICD_ENA, WM8958_MICD_ENA); 3655 } 3656 3657 mutex_unlock(&wm8994->accdet_lock); 3658 3659 pm_runtime_put(codec->dev); 3660} 3661 3662static irqreturn_t wm1811_jackdet_irq(int irq, void *data) 3663{ 3664 struct wm8994_priv *wm8994 = data; 3665 struct wm8994 *control = wm8994->wm8994; 3666 struct snd_soc_codec *codec = wm8994->hubs.codec; 3667 int reg, delay; 3668 bool present; 3669 3670 pm_runtime_get_sync(codec->dev); 3671 3672 cancel_delayed_work_sync(&wm8994->mic_complete_work); 3673 3674 mutex_lock(&wm8994->accdet_lock); 3675 3676 reg = snd_soc_read(codec, WM1811_JACKDET_CTRL); 3677 if (reg < 0) { 3678 dev_err(codec->dev, "Failed to read jack status: %d\n", reg); 3679 mutex_unlock(&wm8994->accdet_lock); 3680 pm_runtime_put(codec->dev); 3681 return IRQ_NONE; 3682 } 3683 3684 dev_dbg(codec->dev, "JACKDET %x\n", reg); 3685 3686 present = reg & WM1811_JACKDET_LVL; 3687 3688 if (present) { 3689 dev_dbg(codec->dev, "Jack detected\n"); 3690 3691 wm8958_micd_set_rate(codec); 3692 3693 snd_soc_update_bits(codec, WM8958_MICBIAS2, 3694 WM8958_MICB2_DISCH, 0); 3695 3696 /* Disable debounce while inserted */ 3697 snd_soc_update_bits(codec, WM1811_JACKDET_CTRL, 3698 WM1811_JACKDET_DB, 0); 3699 3700 delay = control->pdata.micdet_delay; 3701 queue_delayed_work(system_power_efficient_wq, 3702 &wm8994->mic_work, 3703 msecs_to_jiffies(delay)); 3704 } else { 3705 dev_dbg(codec->dev, "Jack not detected\n"); 3706 3707 cancel_delayed_work_sync(&wm8994->mic_work); 3708 3709 snd_soc_update_bits(codec, WM8958_MICBIAS2, 3710 WM8958_MICB2_DISCH, WM8958_MICB2_DISCH); 3711 3712 /* Enable debounce while removed */ 3713 snd_soc_update_bits(codec, WM1811_JACKDET_CTRL, 3714 WM1811_JACKDET_DB, WM1811_JACKDET_DB); 3715 3716 wm8994->mic_detecting = false; 3717 wm8994->jack_mic = false; 3718 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, 3719 WM8958_MICD_ENA, 0); 3720 wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_JACK); 3721 } 3722 3723 mutex_unlock(&wm8994->accdet_lock); 3724 3725 /* Turn off MICBIAS if it was on for an external cap */ 3726 if (control->pdata.jd_ext_cap && !present) 3727 snd_soc_dapm_disable_pin(&codec->dapm, "MICBIAS2"); 3728 3729 if (present) 3730 snd_soc_jack_report(wm8994->micdet[0].jack, 3731 SND_JACK_MECHANICAL, SND_JACK_MECHANICAL); 3732 else 3733 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 3734 SND_JACK_MECHANICAL | SND_JACK_HEADSET | 3735 wm8994->btn_mask); 3736 3737 /* Since we only report deltas force an update, ensures we 3738 * avoid bootstrapping issues with the core. */ 3739 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 0); 3740 3741 pm_runtime_put(codec->dev); 3742 return IRQ_HANDLED; 3743} 3744 3745static void wm1811_jackdet_bootstrap(struct work_struct *work) 3746{ 3747 struct wm8994_priv *wm8994 = container_of(work, 3748 struct wm8994_priv, 3749 jackdet_bootstrap.work); 3750 wm1811_jackdet_irq(0, wm8994); 3751} 3752 3753/** 3754 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ 3755 * 3756 * @codec: WM8958 codec 3757 * @jack: jack to report detection events on 3758 * 3759 * Enable microphone detection functionality for the WM8958. By 3760 * default simple detection which supports the detection of up to 6 3761 * buttons plus video and microphone functionality is supported. 3762 * 3763 * The WM8958 has an advanced jack detection facility which is able to 3764 * support complex accessory detection, especially when used in 3765 * conjunction with external circuitry. In order to provide maximum 3766 * flexiblity a callback is provided which allows a completely custom 3767 * detection algorithm. 3768 */ 3769int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, 3770 wm1811_micdet_cb det_cb, void *det_cb_data, 3771 wm1811_mic_id_cb id_cb, void *id_cb_data) 3772{ 3773 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3774 struct wm8994 *control = wm8994->wm8994; 3775 u16 micd_lvl_sel; 3776 3777 switch (control->type) { 3778 case WM1811: 3779 case WM8958: 3780 break; 3781 default: 3782 return -EINVAL; 3783 } 3784 3785 if (jack) { 3786 snd_soc_dapm_force_enable_pin(&codec->dapm, "CLK_SYS"); 3787 snd_soc_dapm_sync(&codec->dapm); 3788 3789 wm8994->micdet[0].jack = jack; 3790 3791 if (det_cb) { 3792 wm8994->micd_cb = det_cb; 3793 wm8994->micd_cb_data = det_cb_data; 3794 } else { 3795 wm8994->mic_detecting = true; 3796 wm8994->jack_mic = false; 3797 } 3798 3799 if (id_cb) { 3800 wm8994->mic_id_cb = id_cb; 3801 wm8994->mic_id_cb_data = id_cb_data; 3802 } else { 3803 wm8994->mic_id_cb = wm8958_mic_id; 3804 wm8994->mic_id_cb_data = codec; 3805 } 3806 3807 wm8958_micd_set_rate(codec); 3808 3809 /* Detect microphones and short circuits by default */ 3810 if (control->pdata.micd_lvl_sel) 3811 micd_lvl_sel = control->pdata.micd_lvl_sel; 3812 else 3813 micd_lvl_sel = 0x41; 3814 3815 wm8994->btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | 3816 SND_JACK_BTN_2 | SND_JACK_BTN_3 | 3817 SND_JACK_BTN_4 | SND_JACK_BTN_5; 3818 3819 snd_soc_update_bits(codec, WM8958_MIC_DETECT_2, 3820 WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel); 3821 3822 WARN_ON(codec->dapm.bias_level > SND_SOC_BIAS_STANDBY); 3823 3824 /* 3825 * If we can use jack detection start off with that, 3826 * otherwise jump straight to microphone detection. 3827 */ 3828 if (wm8994->jackdet) { 3829 /* Disable debounce for the initial detect */ 3830 snd_soc_update_bits(codec, WM1811_JACKDET_CTRL, 3831 WM1811_JACKDET_DB, 0); 3832 3833 snd_soc_update_bits(codec, WM8958_MICBIAS2, 3834 WM8958_MICB2_DISCH, 3835 WM8958_MICB2_DISCH); 3836 snd_soc_update_bits(codec, WM8994_LDO_1, 3837 WM8994_LDO1_DISCH, 0); 3838 wm1811_jackdet_set_mode(codec, 3839 WM1811_JACKDET_MODE_JACK); 3840 } else { 3841 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, 3842 WM8958_MICD_ENA, WM8958_MICD_ENA); 3843 } 3844 3845 } else { 3846 snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, 3847 WM8958_MICD_ENA, 0); 3848 wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_NONE); 3849 snd_soc_dapm_disable_pin(&codec->dapm, "CLK_SYS"); 3850 snd_soc_dapm_sync(&codec->dapm); 3851 } 3852 3853 return 0; 3854} 3855EXPORT_SYMBOL_GPL(wm8958_mic_detect); 3856 3857static void wm8958_mic_work(struct work_struct *work) 3858{ 3859 struct wm8994_priv *wm8994 = container_of(work, 3860 struct wm8994_priv, 3861 mic_complete_work.work); 3862 struct snd_soc_codec *codec = wm8994->hubs.codec; 3863 3864 pm_runtime_get_sync(codec->dev); 3865 3866 mutex_lock(&wm8994->accdet_lock); 3867 3868 wm8994->mic_id_cb(wm8994->mic_id_cb_data, wm8994->mic_status); 3869 3870 mutex_unlock(&wm8994->accdet_lock); 3871 3872 pm_runtime_put(codec->dev); 3873} 3874 3875static irqreturn_t wm8958_mic_irq(int irq, void *data) 3876{ 3877 struct wm8994_priv *wm8994 = data; 3878 struct snd_soc_codec *codec = wm8994->hubs.codec; 3879 int reg, count, ret, id_delay; 3880 3881 /* 3882 * Jack detection may have detected a removal simulataneously 3883 * with an update of the MICDET status; if so it will have 3884 * stopped detection and we can ignore this interrupt. 3885 */ 3886 if (!(snd_soc_read(codec, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA)) 3887 return IRQ_HANDLED; 3888 3889 cancel_delayed_work_sync(&wm8994->mic_complete_work); 3890 cancel_delayed_work_sync(&wm8994->open_circuit_work); 3891 3892 pm_runtime_get_sync(codec->dev); 3893 3894 /* We may occasionally read a detection without an impedence 3895 * range being provided - if that happens loop again. 3896 */ 3897 count = 10; 3898 do { 3899 reg = snd_soc_read(codec, WM8958_MIC_DETECT_3); 3900 if (reg < 0) { 3901 dev_err(codec->dev, 3902 "Failed to read mic detect status: %d\n", 3903 reg); 3904 pm_runtime_put(codec->dev); 3905 return IRQ_NONE; 3906 } 3907 3908 if (!(reg & WM8958_MICD_VALID)) { 3909 dev_dbg(codec->dev, "Mic detect data not valid\n"); 3910 goto out; 3911 } 3912 3913 if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK)) 3914 break; 3915 3916 msleep(1); 3917 } while (count--); 3918 3919 if (count == 0) 3920 dev_warn(codec->dev, "No impedance range reported for jack\n"); 3921 3922#ifndef CONFIG_SND_SOC_WM8994_MODULE 3923 trace_snd_soc_jack_irq(dev_name(codec->dev)); 3924#endif 3925 3926 /* Avoid a transient report when the accessory is being removed */ 3927 if (wm8994->jackdet) { 3928 ret = snd_soc_read(codec, WM1811_JACKDET_CTRL); 3929 if (ret < 0) { 3930 dev_err(codec->dev, "Failed to read jack status: %d\n", 3931 ret); 3932 } else if (!(ret & WM1811_JACKDET_LVL)) { 3933 dev_dbg(codec->dev, "Ignoring removed jack\n"); 3934 goto out; 3935 } 3936 } else if (!(reg & WM8958_MICD_STS)) { 3937 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 3938 SND_JACK_MECHANICAL | SND_JACK_HEADSET | 3939 wm8994->btn_mask); 3940 wm8994->mic_detecting = true; 3941 goto out; 3942 } 3943 3944 wm8994->mic_status = reg; 3945 id_delay = wm8994->wm8994->pdata.mic_id_delay; 3946 3947 if (wm8994->mic_detecting) 3948 queue_delayed_work(system_power_efficient_wq, 3949 &wm8994->mic_complete_work, 3950 msecs_to_jiffies(id_delay)); 3951 else 3952 wm8958_button_det(codec, reg); 3953 3954out: 3955 pm_runtime_put(codec->dev); 3956 return IRQ_HANDLED; 3957} 3958 3959static irqreturn_t wm8994_fifo_error(int irq, void *data) 3960{ 3961 struct snd_soc_codec *codec = data; 3962 3963 dev_err(codec->dev, "FIFO error\n"); 3964 3965 return IRQ_HANDLED; 3966} 3967 3968static irqreturn_t wm8994_temp_warn(int irq, void *data) 3969{ 3970 struct snd_soc_codec *codec = data; 3971 3972 dev_err(codec->dev, "Thermal warning\n"); 3973 3974 return IRQ_HANDLED; 3975} 3976 3977static irqreturn_t wm8994_temp_shut(int irq, void *data) 3978{ 3979 struct snd_soc_codec *codec = data; 3980 3981 dev_crit(codec->dev, "Thermal shutdown\n"); 3982 3983 return IRQ_HANDLED; 3984} 3985 3986static int wm8994_codec_probe(struct snd_soc_codec *codec) 3987{ 3988 struct wm8994 *control = dev_get_drvdata(codec->dev->parent); 3989 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 3990 struct snd_soc_dapm_context *dapm = &codec->dapm; 3991 unsigned int reg; 3992 int ret, i; 3993 3994 wm8994->hubs.codec = codec; 3995 3996 mutex_init(&wm8994->accdet_lock); 3997 INIT_DELAYED_WORK(&wm8994->jackdet_bootstrap, 3998 wm1811_jackdet_bootstrap); 3999 INIT_DELAYED_WORK(&wm8994->open_circuit_work, 4000 wm8958_open_circuit_work); 4001 4002 switch (control->type) { 4003 case WM8994: 4004 INIT_DELAYED_WORK(&wm8994->mic_work, wm8994_mic_work); 4005 break; 4006 case WM1811: 4007 INIT_DELAYED_WORK(&wm8994->mic_work, wm1811_mic_work); 4008 break; 4009 default: 4010 break; 4011 } 4012 4013 INIT_DELAYED_WORK(&wm8994->mic_complete_work, wm8958_mic_work); 4014 4015 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4016 init_completion(&wm8994->fll_locked[i]); 4017 4018 wm8994->micdet_irq = control->pdata.micdet_irq; 4019 4020 /* By default use idle_bias_off, will override for WM8994 */ 4021 codec->dapm.idle_bias_off = 1; 4022 4023 /* Set revision-specific configuration */ 4024 switch (control->type) { 4025 case WM8994: 4026 /* Single ended line outputs should have VMID on. */ 4027 if (!control->pdata.lineout1_diff || 4028 !control->pdata.lineout2_diff) 4029 codec->dapm.idle_bias_off = 0; 4030 4031 switch (control->revision) { 4032 case 2: 4033 case 3: 4034 wm8994->hubs.dcs_codes_l = -5; 4035 wm8994->hubs.dcs_codes_r = -5; 4036 wm8994->hubs.hp_startup_mode = 1; 4037 wm8994->hubs.dcs_readback_mode = 1; 4038 wm8994->hubs.series_startup = 1; 4039 break; 4040 default: 4041 wm8994->hubs.dcs_readback_mode = 2; 4042 break; 4043 } 4044 break; 4045 4046 case WM8958: 4047 wm8994->hubs.dcs_readback_mode = 1; 4048 wm8994->hubs.hp_startup_mode = 1; 4049 4050 switch (control->revision) { 4051 case 0: 4052 break; 4053 default: 4054 wm8994->fll_byp = true; 4055 break; 4056 } 4057 break; 4058 4059 case WM1811: 4060 wm8994->hubs.dcs_readback_mode = 2; 4061 wm8994->hubs.no_series_update = 1; 4062 wm8994->hubs.hp_startup_mode = 1; 4063 wm8994->hubs.no_cache_dac_hp_direct = true; 4064 wm8994->fll_byp = true; 4065 4066 wm8994->hubs.dcs_codes_l = -9; 4067 wm8994->hubs.dcs_codes_r = -7; 4068 4069 snd_soc_update_bits(codec, WM8994_ANALOGUE_HP_1, 4070 WM1811_HPOUT1_ATTN, WM1811_HPOUT1_ATTN); 4071 break; 4072 4073 default: 4074 break; 4075 } 4076 4077 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, 4078 wm8994_fifo_error, "FIFO error", codec); 4079 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, 4080 wm8994_temp_warn, "Thermal warning", codec); 4081 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, 4082 wm8994_temp_shut, "Thermal shutdown", codec); 4083 4084 switch (control->type) { 4085 case WM8994: 4086 if (wm8994->micdet_irq) 4087 ret = request_threaded_irq(wm8994->micdet_irq, NULL, 4088 wm8994_mic_irq, 4089 IRQF_TRIGGER_RISING, 4090 "Mic1 detect", 4091 wm8994); 4092 else 4093 ret = wm8994_request_irq(wm8994->wm8994, 4094 WM8994_IRQ_MIC1_DET, 4095 wm8994_mic_irq, "Mic 1 detect", 4096 wm8994); 4097 4098 if (ret != 0) 4099 dev_warn(codec->dev, 4100 "Failed to request Mic1 detect IRQ: %d\n", 4101 ret); 4102 4103 4104 ret = wm8994_request_irq(wm8994->wm8994, 4105 WM8994_IRQ_MIC1_SHRT, 4106 wm8994_mic_irq, "Mic 1 short", 4107 wm8994); 4108 if (ret != 0) 4109 dev_warn(codec->dev, 4110 "Failed to request Mic1 short IRQ: %d\n", 4111 ret); 4112 4113 ret = wm8994_request_irq(wm8994->wm8994, 4114 WM8994_IRQ_MIC2_DET, 4115 wm8994_mic_irq, "Mic 2 detect", 4116 wm8994); 4117 if (ret != 0) 4118 dev_warn(codec->dev, 4119 "Failed to request Mic2 detect IRQ: %d\n", 4120 ret); 4121 4122 ret = wm8994_request_irq(wm8994->wm8994, 4123 WM8994_IRQ_MIC2_SHRT, 4124 wm8994_mic_irq, "Mic 2 short", 4125 wm8994); 4126 if (ret != 0) 4127 dev_warn(codec->dev, 4128 "Failed to request Mic2 short IRQ: %d\n", 4129 ret); 4130 break; 4131 4132 case WM8958: 4133 case WM1811: 4134 if (wm8994->micdet_irq) { 4135 ret = request_threaded_irq(wm8994->micdet_irq, NULL, 4136 wm8958_mic_irq, 4137 IRQF_TRIGGER_RISING, 4138 "Mic detect", 4139 wm8994); 4140 if (ret != 0) 4141 dev_warn(codec->dev, 4142 "Failed to request Mic detect IRQ: %d\n", 4143 ret); 4144 } else { 4145 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET, 4146 wm8958_mic_irq, "Mic detect", 4147 wm8994); 4148 } 4149 } 4150 4151 switch (control->type) { 4152 case WM1811: 4153 if (control->cust_id > 1 || control->revision > 1) { 4154 ret = wm8994_request_irq(wm8994->wm8994, 4155 WM8994_IRQ_GPIO(6), 4156 wm1811_jackdet_irq, "JACKDET", 4157 wm8994); 4158 if (ret == 0) 4159 wm8994->jackdet = true; 4160 } 4161 break; 4162 default: 4163 break; 4164 } 4165 4166 wm8994->fll_locked_irq = true; 4167 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) { 4168 ret = wm8994_request_irq(wm8994->wm8994, 4169 WM8994_IRQ_FLL1_LOCK + i, 4170 wm8994_fll_locked_irq, "FLL lock", 4171 &wm8994->fll_locked[i]); 4172 if (ret != 0) 4173 wm8994->fll_locked_irq = false; 4174 } 4175 4176 /* Make sure we can read from the GPIOs if they're inputs */ 4177 pm_runtime_get_sync(codec->dev); 4178 4179 /* Remember if AIFnLRCLK is configured as a GPIO. This should be 4180 * configured on init - if a system wants to do this dynamically 4181 * at runtime we can deal with that then. 4182 */ 4183 ret = regmap_read(control->regmap, WM8994_GPIO_1, ®); 4184 if (ret < 0) { 4185 dev_err(codec->dev, "Failed to read GPIO1 state: %d\n", ret); 4186 goto err_irq; 4187 } 4188 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) { 4189 wm8994->lrclk_shared[0] = 1; 4190 wm8994_dai[0].symmetric_rates = 1; 4191 } else { 4192 wm8994->lrclk_shared[0] = 0; 4193 } 4194 4195 ret = regmap_read(control->regmap, WM8994_GPIO_6, ®); 4196 if (ret < 0) { 4197 dev_err(codec->dev, "Failed to read GPIO6 state: %d\n", ret); 4198 goto err_irq; 4199 } 4200 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) { 4201 wm8994->lrclk_shared[1] = 1; 4202 wm8994_dai[1].symmetric_rates = 1; 4203 } else { 4204 wm8994->lrclk_shared[1] = 0; 4205 } 4206 4207 pm_runtime_put(codec->dev); 4208 4209 /* Latch volume update bits */ 4210 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++) 4211 snd_soc_update_bits(codec, wm8994_vu_bits[i].reg, 4212 wm8994_vu_bits[i].mask, 4213 wm8994_vu_bits[i].mask); 4214 4215 /* Set the low bit of the 3D stereo depth so TLV matches */ 4216 snd_soc_update_bits(codec, WM8994_AIF1_DAC1_FILTERS_2, 4217 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT, 4218 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT); 4219 snd_soc_update_bits(codec, WM8994_AIF1_DAC2_FILTERS_2, 4220 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT, 4221 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT); 4222 snd_soc_update_bits(codec, WM8994_AIF2_DAC_FILTERS_2, 4223 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT, 4224 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT); 4225 4226 /* Unconditionally enable AIF1 ADC TDM mode on chips which can 4227 * use this; it only affects behaviour on idle TDM clock 4228 * cycles. */ 4229 switch (control->type) { 4230 case WM8994: 4231 case WM8958: 4232 snd_soc_update_bits(codec, WM8994_AIF1_CONTROL_1, 4233 WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM); 4234 break; 4235 default: 4236 break; 4237 } 4238 4239 /* Put MICBIAS into bypass mode by default on newer devices */ 4240 switch (control->type) { 4241 case WM8958: 4242 case WM1811: 4243 snd_soc_update_bits(codec, WM8958_MICBIAS1, 4244 WM8958_MICB1_MODE, WM8958_MICB1_MODE); 4245 snd_soc_update_bits(codec, WM8958_MICBIAS2, 4246 WM8958_MICB2_MODE, WM8958_MICB2_MODE); 4247 break; 4248 default: 4249 break; 4250 } 4251 4252 wm8994->hubs.check_class_w_digital = wm8994_check_class_w_digital; 4253 wm_hubs_update_class_w(codec); 4254 4255 wm8994_handle_pdata(wm8994); 4256 4257 wm_hubs_add_analogue_controls(codec); 4258 snd_soc_add_codec_controls(codec, wm8994_snd_controls, 4259 ARRAY_SIZE(wm8994_snd_controls)); 4260 snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets, 4261 ARRAY_SIZE(wm8994_dapm_widgets)); 4262 4263 switch (control->type) { 4264 case WM8994: 4265 snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets, 4266 ARRAY_SIZE(wm8994_specific_dapm_widgets)); 4267 if (control->revision < 4) { 4268 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets, 4269 ARRAY_SIZE(wm8994_lateclk_revd_widgets)); 4270 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets, 4271 ARRAY_SIZE(wm8994_adc_revd_widgets)); 4272 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets, 4273 ARRAY_SIZE(wm8994_dac_revd_widgets)); 4274 } else { 4275 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4276 ARRAY_SIZE(wm8994_lateclk_widgets)); 4277 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4278 ARRAY_SIZE(wm8994_adc_widgets)); 4279 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4280 ARRAY_SIZE(wm8994_dac_widgets)); 4281 } 4282 break; 4283 case WM8958: 4284 snd_soc_add_codec_controls(codec, wm8958_snd_controls, 4285 ARRAY_SIZE(wm8958_snd_controls)); 4286 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets, 4287 ARRAY_SIZE(wm8958_dapm_widgets)); 4288 if (control->revision < 1) { 4289 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets, 4290 ARRAY_SIZE(wm8994_lateclk_revd_widgets)); 4291 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets, 4292 ARRAY_SIZE(wm8994_adc_revd_widgets)); 4293 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets, 4294 ARRAY_SIZE(wm8994_dac_revd_widgets)); 4295 } else { 4296 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4297 ARRAY_SIZE(wm8994_lateclk_widgets)); 4298 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4299 ARRAY_SIZE(wm8994_adc_widgets)); 4300 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4301 ARRAY_SIZE(wm8994_dac_widgets)); 4302 } 4303 break; 4304 4305 case WM1811: 4306 snd_soc_add_codec_controls(codec, wm8958_snd_controls, 4307 ARRAY_SIZE(wm8958_snd_controls)); 4308 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets, 4309 ARRAY_SIZE(wm8958_dapm_widgets)); 4310 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4311 ARRAY_SIZE(wm8994_lateclk_widgets)); 4312 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4313 ARRAY_SIZE(wm8994_adc_widgets)); 4314 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4315 ARRAY_SIZE(wm8994_dac_widgets)); 4316 break; 4317 } 4318 4319 wm_hubs_add_analogue_routes(codec, 0, 0); 4320 ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4321 wm_hubs_dcs_done, "DC servo done", 4322 &wm8994->hubs); 4323 if (ret == 0) 4324 wm8994->hubs.dcs_done_irq = true; 4325 snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon)); 4326 4327 switch (control->type) { 4328 case WM8994: 4329 snd_soc_dapm_add_routes(dapm, wm8994_intercon, 4330 ARRAY_SIZE(wm8994_intercon)); 4331 4332 if (control->revision < 4) { 4333 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon, 4334 ARRAY_SIZE(wm8994_revd_intercon)); 4335 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon, 4336 ARRAY_SIZE(wm8994_lateclk_revd_intercon)); 4337 } else { 4338 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4339 ARRAY_SIZE(wm8994_lateclk_intercon)); 4340 } 4341 break; 4342 case WM8958: 4343 if (control->revision < 1) { 4344 snd_soc_dapm_add_routes(dapm, wm8994_intercon, 4345 ARRAY_SIZE(wm8994_intercon)); 4346 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon, 4347 ARRAY_SIZE(wm8994_revd_intercon)); 4348 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon, 4349 ARRAY_SIZE(wm8994_lateclk_revd_intercon)); 4350 } else { 4351 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4352 ARRAY_SIZE(wm8994_lateclk_intercon)); 4353 snd_soc_dapm_add_routes(dapm, wm8958_intercon, 4354 ARRAY_SIZE(wm8958_intercon)); 4355 } 4356 4357 wm8958_dsp2_init(codec); 4358 break; 4359 case WM1811: 4360 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4361 ARRAY_SIZE(wm8994_lateclk_intercon)); 4362 snd_soc_dapm_add_routes(dapm, wm8958_intercon, 4363 ARRAY_SIZE(wm8958_intercon)); 4364 break; 4365 } 4366 4367 return 0; 4368 4369err_irq: 4370 if (wm8994->jackdet) 4371 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994); 4372 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_SHRT, wm8994); 4373 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, wm8994); 4374 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, wm8994); 4375 if (wm8994->micdet_irq) 4376 free_irq(wm8994->micdet_irq, wm8994); 4377 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4378 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i, 4379 &wm8994->fll_locked[i]); 4380 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4381 &wm8994->hubs); 4382 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, codec); 4383 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, codec); 4384 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, codec); 4385 4386 return ret; 4387} 4388 4389static int wm8994_codec_remove(struct snd_soc_codec *codec) 4390{ 4391 struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); 4392 struct wm8994 *control = wm8994->wm8994; 4393 int i; 4394 4395 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4396 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i, 4397 &wm8994->fll_locked[i]); 4398 4399 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4400 &wm8994->hubs); 4401 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, codec); 4402 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, codec); 4403 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, codec); 4404 4405 if (wm8994->jackdet) 4406 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994); 4407 4408 switch (control->type) { 4409 case WM8994: 4410 if (wm8994->micdet_irq) 4411 free_irq(wm8994->micdet_irq, wm8994); 4412 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, 4413 wm8994); 4414 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, 4415 wm8994); 4416 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET, 4417 wm8994); 4418 break; 4419 4420 case WM1811: 4421 case WM8958: 4422 if (wm8994->micdet_irq) 4423 free_irq(wm8994->micdet_irq, wm8994); 4424 break; 4425 } 4426 release_firmware(wm8994->mbc); 4427 release_firmware(wm8994->mbc_vss); 4428 release_firmware(wm8994->enh_eq); 4429 kfree(wm8994->retune_mobile_texts); 4430 return 0; 4431} 4432 4433static struct regmap *wm8994_get_regmap(struct device *dev) 4434{ 4435 struct wm8994 *control = dev_get_drvdata(dev->parent); 4436 4437 return control->regmap; 4438} 4439 4440static struct snd_soc_codec_driver soc_codec_dev_wm8994 = { 4441 .probe = wm8994_codec_probe, 4442 .remove = wm8994_codec_remove, 4443 .suspend = wm8994_codec_suspend, 4444 .resume = wm8994_codec_resume, 4445 .get_regmap = wm8994_get_regmap, 4446 .set_bias_level = wm8994_set_bias_level, 4447}; 4448 4449static int wm8994_probe(struct platform_device *pdev) 4450{ 4451 struct wm8994_priv *wm8994; 4452 4453 wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv), 4454 GFP_KERNEL); 4455 if (wm8994 == NULL) 4456 return -ENOMEM; 4457 platform_set_drvdata(pdev, wm8994); 4458 4459 mutex_init(&wm8994->fw_lock); 4460 4461 wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent); 4462 4463 pm_runtime_enable(&pdev->dev); 4464 pm_runtime_idle(&pdev->dev); 4465 4466 return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8994, 4467 wm8994_dai, ARRAY_SIZE(wm8994_dai)); 4468} 4469 4470static int wm8994_remove(struct platform_device *pdev) 4471{ 4472 snd_soc_unregister_codec(&pdev->dev); 4473 pm_runtime_disable(&pdev->dev); 4474 4475 return 0; 4476} 4477 4478#ifdef CONFIG_PM_SLEEP 4479static int wm8994_suspend(struct device *dev) 4480{ 4481 struct wm8994_priv *wm8994 = dev_get_drvdata(dev); 4482 4483 /* Drop down to power saving mode when system is suspended */ 4484 if (wm8994->jackdet && !wm8994->active_refcount) 4485 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2, 4486 WM1811_JACKDET_MODE_MASK, 4487 wm8994->jackdet_mode); 4488 4489 return 0; 4490} 4491 4492static int wm8994_resume(struct device *dev) 4493{ 4494 struct wm8994_priv *wm8994 = dev_get_drvdata(dev); 4495 4496 if (wm8994->jackdet && wm8994->jackdet_mode) 4497 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2, 4498 WM1811_JACKDET_MODE_MASK, 4499 WM1811_JACKDET_MODE_AUDIO); 4500 4501 return 0; 4502} 4503#endif 4504 4505static const struct dev_pm_ops wm8994_pm_ops = { 4506 SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume) 4507}; 4508 4509static struct platform_driver wm8994_codec_driver = { 4510 .driver = { 4511 .name = "wm8994-codec", 4512 .pm = &wm8994_pm_ops, 4513 }, 4514 .probe = wm8994_probe, 4515 .remove = wm8994_remove, 4516}; 4517 4518module_platform_driver(wm8994_codec_driver); 4519 4520MODULE_DESCRIPTION("ASoC WM8994 driver"); 4521MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); 4522MODULE_LICENSE("GPL"); 4523MODULE_ALIAS("platform:wm8994-codec"); 4524