1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * wm8994.c -- WM8994 ALSA SoC Audio driver 4 * 5 * Copyright 2009-12 Wolfson Microelectronics plc 6 * 7 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> 8 */ 9 10 #include <linux/module.h> 11 #include <linux/moduleparam.h> 12 #include <linux/init.h> 13 #include <linux/delay.h> 14 #include <linux/pm.h> 15 #include <linux/gcd.h> 16 #include <linux/i2c.h> 17 #include <linux/platform_device.h> 18 #include <linux/pm_runtime.h> 19 #include <linux/regulator/consumer.h> 20 #include <linux/slab.h> 21 #include <sound/core.h> 22 #include <sound/jack.h> 23 #include <sound/pcm.h> 24 #include <sound/pcm_params.h> 25 #include <sound/soc.h> 26 #include <sound/initval.h> 27 #include <sound/tlv.h> 28 #include <trace/events/asoc.h> 29 30 #include <linux/mfd/wm8994/core.h> 31 #include <linux/mfd/wm8994/registers.h> 32 #include <linux/mfd/wm8994/pdata.h> 33 #include <linux/mfd/wm8994/gpio.h> 34 35 #include "wm8994.h" 36 #include "wm_hubs.h" 37 38 #define WM1811_JACKDET_MODE_NONE 0x0000 39 #define WM1811_JACKDET_MODE_JACK 0x0100 40 #define WM1811_JACKDET_MODE_MIC 0x0080 41 #define WM1811_JACKDET_MODE_AUDIO 0x0180 42 43 #define WM8994_NUM_DRC 3 44 #define WM8994_NUM_EQ 3 45 46 struct wm8994_reg_mask { 47 unsigned int reg; 48 unsigned int mask; 49 }; 50 51 static struct wm8994_reg_mask wm8994_vu_bits[] = { 52 { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU }, 53 { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU }, 54 { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU }, 55 { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU }, 56 { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU }, 57 { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU }, 58 { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU }, 59 { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU }, 60 { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU }, 61 { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU }, 62 63 { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU }, 64 { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU }, 65 { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU }, 66 { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU }, 67 { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU }, 68 { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU }, 69 { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU }, 70 { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU }, 71 { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU }, 72 { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU }, 73 { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU }, 74 { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU }, 75 }; 76 77 /* VU bitfields for ADC2, DAC2 not available on WM1811 */ 78 static struct wm8994_reg_mask wm8994_adc2_dac2_vu_bits[] = { 79 { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU }, 80 { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU }, 81 { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU }, 82 { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU }, 83 }; 84 85 static int wm8994_drc_base[] = { 86 WM8994_AIF1_DRC1_1, 87 WM8994_AIF1_DRC2_1, 88 WM8994_AIF2_DRC_1, 89 }; 90 91 static int wm8994_retune_mobile_base[] = { 92 WM8994_AIF1_DAC1_EQ_GAINS_1, 93 WM8994_AIF1_DAC2_EQ_GAINS_1, 94 WM8994_AIF2_EQ_GAINS_1, 95 }; 96 97 static const struct wm8958_micd_rate micdet_rates[] = { 98 { 32768, true, 1, 4 }, 99 { 32768, false, 1, 1 }, 100 { 44100 * 256, true, 7, 10 }, 101 { 44100 * 256, false, 7, 10 }, 102 }; 103 104 static const struct wm8958_micd_rate jackdet_rates[] = { 105 { 32768, true, 0, 1 }, 106 { 32768, false, 0, 1 }, 107 { 44100 * 256, true, 10, 10 }, 108 { 44100 * 256, false, 7, 8 }, 109 }; 110 111 static void wm8958_micd_set_rate(struct snd_soc_component *component) 112 { 113 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 114 struct wm8994 *control = wm8994->wm8994; 115 int best, i, sysclk, val; 116 bool idle; 117 const struct wm8958_micd_rate *rates; 118 int num_rates; 119 120 idle = !wm8994->jack_mic; 121 122 sysclk = snd_soc_component_read(component, WM8994_CLOCKING_1); 123 if (sysclk & WM8994_SYSCLK_SRC) 124 sysclk = wm8994->aifclk[1]; 125 else 126 sysclk = wm8994->aifclk[0]; 127 128 if (control->pdata.micd_rates) { 129 rates = control->pdata.micd_rates; 130 num_rates = control->pdata.num_micd_rates; 131 } else if (wm8994->jackdet) { 132 rates = jackdet_rates; 133 num_rates = ARRAY_SIZE(jackdet_rates); 134 } else { 135 rates = micdet_rates; 136 num_rates = ARRAY_SIZE(micdet_rates); 137 } 138 139 best = 0; 140 for (i = 0; i < num_rates; i++) { 141 if (rates[i].idle != idle) 142 continue; 143 if (abs(rates[i].sysclk - sysclk) < 144 abs(rates[best].sysclk - sysclk)) 145 best = i; 146 else if (rates[best].idle != idle) 147 best = i; 148 } 149 150 val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT 151 | rates[best].rate << WM8958_MICD_RATE_SHIFT; 152 153 dev_dbg(component->dev, "MICD rate %d,%d for %dHz %s\n", 154 rates[best].start, rates[best].rate, sysclk, 155 idle ? "idle" : "active"); 156 157 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, 158 WM8958_MICD_BIAS_STARTTIME_MASK | 159 WM8958_MICD_RATE_MASK, val); 160 } 161 162 static int configure_aif_clock(struct snd_soc_component *component, int aif) 163 { 164 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 165 int rate; 166 int reg1 = 0; 167 int offset; 168 169 if (aif) 170 offset = 4; 171 else 172 offset = 0; 173 174 switch (wm8994->sysclk[aif]) { 175 case WM8994_SYSCLK_MCLK1: 176 rate = wm8994->mclk_rate[0]; 177 break; 178 179 case WM8994_SYSCLK_MCLK2: 180 reg1 |= 0x8; 181 rate = wm8994->mclk_rate[1]; 182 break; 183 184 case WM8994_SYSCLK_FLL1: 185 reg1 |= 0x10; 186 rate = wm8994->fll[0].out; 187 break; 188 189 case WM8994_SYSCLK_FLL2: 190 reg1 |= 0x18; 191 rate = wm8994->fll[1].out; 192 break; 193 194 default: 195 return -EINVAL; 196 } 197 198 if (rate >= 13500000) { 199 rate /= 2; 200 reg1 |= WM8994_AIF1CLK_DIV; 201 202 dev_dbg(component->dev, "Dividing AIF%d clock to %dHz\n", 203 aif + 1, rate); 204 } 205 206 wm8994->aifclk[aif] = rate; 207 208 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1 + offset, 209 WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV, 210 reg1); 211 212 return 0; 213 } 214 215 static int configure_clock(struct snd_soc_component *component) 216 { 217 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 218 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 219 int change, new; 220 221 /* Bring up the AIF clocks first */ 222 configure_aif_clock(component, 0); 223 configure_aif_clock(component, 1); 224 225 /* Then switch CLK_SYS over to the higher of them; a change 226 * can only happen as a result of a clocking change which can 227 * only be made outside of DAPM so we can safely redo the 228 * clocking. 229 */ 230 231 /* If they're equal it doesn't matter which is used */ 232 if (wm8994->aifclk[0] == wm8994->aifclk[1]) { 233 wm8958_micd_set_rate(component); 234 return 0; 235 } 236 237 if (wm8994->aifclk[0] < wm8994->aifclk[1]) 238 new = WM8994_SYSCLK_SRC; 239 else 240 new = 0; 241 242 change = snd_soc_component_update_bits(component, WM8994_CLOCKING_1, 243 WM8994_SYSCLK_SRC, new); 244 if (change) 245 snd_soc_dapm_sync(dapm); 246 247 wm8958_micd_set_rate(component); 248 249 return 0; 250 } 251 252 static int check_clk_sys(struct snd_soc_dapm_widget *source, 253 struct snd_soc_dapm_widget *sink) 254 { 255 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm); 256 int reg = snd_soc_component_read(component, WM8994_CLOCKING_1); 257 const char *clk; 258 259 /* Check what we're currently using for CLK_SYS */ 260 if (reg & WM8994_SYSCLK_SRC) 261 clk = "AIF2CLK"; 262 else 263 clk = "AIF1CLK"; 264 265 return strcmp(source->name, clk) == 0; 266 } 267 268 static const char *sidetone_hpf_text[] = { 269 "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz" 270 }; 271 272 static SOC_ENUM_SINGLE_DECL(sidetone_hpf, 273 WM8994_SIDETONE, 7, sidetone_hpf_text); 274 275 static const char *adc_hpf_text[] = { 276 "HiFi", "Voice 1", "Voice 2", "Voice 3" 277 }; 278 279 static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf, 280 WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text); 281 282 static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf, 283 WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text); 284 285 static SOC_ENUM_SINGLE_DECL(aif2adc_hpf, 286 WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text); 287 288 static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0); 289 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1); 290 static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0); 291 static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0); 292 static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); 293 static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0); 294 295 #define WM8994_DRC_SWITCH(xname, reg, shift) \ 296 SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \ 297 snd_soc_get_volsw, wm8994_put_drc_sw) 298 299 static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol, 300 struct snd_ctl_elem_value *ucontrol) 301 { 302 struct soc_mixer_control *mc = 303 (struct soc_mixer_control *)kcontrol->private_value; 304 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 305 int mask, ret; 306 307 /* Can't enable both ADC and DAC paths simultaneously */ 308 if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT) 309 mask = WM8994_AIF1ADC1L_DRC_ENA_MASK | 310 WM8994_AIF1ADC1R_DRC_ENA_MASK; 311 else 312 mask = WM8994_AIF1DAC1_DRC_ENA_MASK; 313 314 ret = snd_soc_component_read(component, mc->reg); 315 if (ret < 0) 316 return ret; 317 if (ret & mask) 318 return -EINVAL; 319 320 return snd_soc_put_volsw(kcontrol, ucontrol); 321 } 322 323 static void wm8994_set_drc(struct snd_soc_component *component, int drc) 324 { 325 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 326 struct wm8994 *control = wm8994->wm8994; 327 struct wm8994_pdata *pdata = &control->pdata; 328 int base = wm8994_drc_base[drc]; 329 int cfg = wm8994->drc_cfg[drc]; 330 int save, i; 331 332 /* Save any enables; the configuration should clear them. */ 333 save = snd_soc_component_read(component, base); 334 save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA | 335 WM8994_AIF1ADC1R_DRC_ENA; 336 337 for (i = 0; i < WM8994_DRC_REGS; i++) 338 snd_soc_component_update_bits(component, base + i, 0xffff, 339 pdata->drc_cfgs[cfg].regs[i]); 340 341 snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_DRC_ENA | 342 WM8994_AIF1ADC1L_DRC_ENA | 343 WM8994_AIF1ADC1R_DRC_ENA, save); 344 } 345 346 /* Icky as hell but saves code duplication */ 347 static int wm8994_get_drc(const char *name) 348 { 349 if (strcmp(name, "AIF1DRC1 Mode") == 0) 350 return 0; 351 if (strcmp(name, "AIF1DRC2 Mode") == 0) 352 return 1; 353 if (strcmp(name, "AIF2DRC Mode") == 0) 354 return 2; 355 return -EINVAL; 356 } 357 358 static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol, 359 struct snd_ctl_elem_value *ucontrol) 360 { 361 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 362 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 363 struct wm8994 *control = wm8994->wm8994; 364 struct wm8994_pdata *pdata = &control->pdata; 365 int drc = wm8994_get_drc(kcontrol->id.name); 366 int value = ucontrol->value.enumerated.item[0]; 367 368 if (drc < 0) 369 return drc; 370 371 if (value >= pdata->num_drc_cfgs) 372 return -EINVAL; 373 374 wm8994->drc_cfg[drc] = value; 375 376 wm8994_set_drc(component, drc); 377 378 return 0; 379 } 380 381 static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol, 382 struct snd_ctl_elem_value *ucontrol) 383 { 384 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 385 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 386 int drc = wm8994_get_drc(kcontrol->id.name); 387 388 if (drc < 0) 389 return drc; 390 ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc]; 391 392 return 0; 393 } 394 395 static void wm8994_set_retune_mobile(struct snd_soc_component *component, int block) 396 { 397 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 398 struct wm8994 *control = wm8994->wm8994; 399 struct wm8994_pdata *pdata = &control->pdata; 400 int base = wm8994_retune_mobile_base[block]; 401 int iface, best, best_val, save, i, cfg; 402 403 if (!pdata || !wm8994->num_retune_mobile_texts) 404 return; 405 406 switch (block) { 407 case 0: 408 case 1: 409 iface = 0; 410 break; 411 case 2: 412 iface = 1; 413 break; 414 default: 415 return; 416 } 417 418 /* Find the version of the currently selected configuration 419 * with the nearest sample rate. */ 420 cfg = wm8994->retune_mobile_cfg[block]; 421 best = 0; 422 best_val = INT_MAX; 423 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) { 424 if (strcmp(pdata->retune_mobile_cfgs[i].name, 425 wm8994->retune_mobile_texts[cfg]) == 0 && 426 abs(pdata->retune_mobile_cfgs[i].rate 427 - wm8994->dac_rates[iface]) < best_val) { 428 best = i; 429 best_val = abs(pdata->retune_mobile_cfgs[i].rate 430 - wm8994->dac_rates[iface]); 431 } 432 } 433 434 dev_dbg(component->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n", 435 block, 436 pdata->retune_mobile_cfgs[best].name, 437 pdata->retune_mobile_cfgs[best].rate, 438 wm8994->dac_rates[iface]); 439 440 /* The EQ will be disabled while reconfiguring it, remember the 441 * current configuration. 442 */ 443 save = snd_soc_component_read(component, base); 444 save &= WM8994_AIF1DAC1_EQ_ENA; 445 446 for (i = 0; i < WM8994_EQ_REGS; i++) 447 snd_soc_component_update_bits(component, base + i, 0xffff, 448 pdata->retune_mobile_cfgs[best].regs[i]); 449 450 snd_soc_component_update_bits(component, base, WM8994_AIF1DAC1_EQ_ENA, save); 451 } 452 453 /* Icky as hell but saves code duplication */ 454 static int wm8994_get_retune_mobile_block(const char *name) 455 { 456 if (strcmp(name, "AIF1.1 EQ Mode") == 0) 457 return 0; 458 if (strcmp(name, "AIF1.2 EQ Mode") == 0) 459 return 1; 460 if (strcmp(name, "AIF2 EQ Mode") == 0) 461 return 2; 462 return -EINVAL; 463 } 464 465 static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol, 466 struct snd_ctl_elem_value *ucontrol) 467 { 468 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 469 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 470 struct wm8994 *control = wm8994->wm8994; 471 struct wm8994_pdata *pdata = &control->pdata; 472 int block = wm8994_get_retune_mobile_block(kcontrol->id.name); 473 int value = ucontrol->value.enumerated.item[0]; 474 475 if (block < 0) 476 return block; 477 478 if (value >= pdata->num_retune_mobile_cfgs) 479 return -EINVAL; 480 481 wm8994->retune_mobile_cfg[block] = value; 482 483 wm8994_set_retune_mobile(component, block); 484 485 return 0; 486 } 487 488 static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol, 489 struct snd_ctl_elem_value *ucontrol) 490 { 491 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 492 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 493 int block = wm8994_get_retune_mobile_block(kcontrol->id.name); 494 495 if (block < 0) 496 return block; 497 498 ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block]; 499 500 return 0; 501 } 502 503 static const char *aif_chan_src_text[] = { 504 "Left", "Right" 505 }; 506 507 static SOC_ENUM_SINGLE_DECL(aif1adcl_src, 508 WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text); 509 510 static SOC_ENUM_SINGLE_DECL(aif1adcr_src, 511 WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text); 512 513 static SOC_ENUM_SINGLE_DECL(aif2adcl_src, 514 WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text); 515 516 static SOC_ENUM_SINGLE_DECL(aif2adcr_src, 517 WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text); 518 519 static SOC_ENUM_SINGLE_DECL(aif1dacl_src, 520 WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text); 521 522 static SOC_ENUM_SINGLE_DECL(aif1dacr_src, 523 WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text); 524 525 static SOC_ENUM_SINGLE_DECL(aif2dacl_src, 526 WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text); 527 528 static SOC_ENUM_SINGLE_DECL(aif2dacr_src, 529 WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text); 530 531 static const char *osr_text[] = { 532 "Low Power", "High Performance", 533 }; 534 535 static SOC_ENUM_SINGLE_DECL(dac_osr, 536 WM8994_OVERSAMPLING, 0, osr_text); 537 538 static SOC_ENUM_SINGLE_DECL(adc_osr, 539 WM8994_OVERSAMPLING, 1, osr_text); 540 541 static const struct snd_kcontrol_new wm8994_common_snd_controls[] = { 542 SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME, 543 WM8994_AIF1_ADC1_RIGHT_VOLUME, 544 1, 119, 0, digital_tlv), 545 SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME, 546 WM8994_AIF2_ADC_RIGHT_VOLUME, 547 1, 119, 0, digital_tlv), 548 549 SOC_ENUM("AIF1ADCL Source", aif1adcl_src), 550 SOC_ENUM("AIF1ADCR Source", aif1adcr_src), 551 SOC_ENUM("AIF2ADCL Source", aif2adcl_src), 552 SOC_ENUM("AIF2ADCR Source", aif2adcr_src), 553 554 SOC_ENUM("AIF1DACL Source", aif1dacl_src), 555 SOC_ENUM("AIF1DACR Source", aif1dacr_src), 556 SOC_ENUM("AIF2DACL Source", aif2dacl_src), 557 SOC_ENUM("AIF2DACR Source", aif2dacr_src), 558 559 SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME, 560 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 561 SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME, 562 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 563 564 SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv), 565 SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv), 566 567 SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0), 568 SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0), 569 570 WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2), 571 WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1), 572 WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0), 573 574 WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2), 575 WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1), 576 WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0), 577 578 SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES, 579 5, 12, 0, st_tlv), 580 SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES, 581 0, 12, 0, st_tlv), 582 SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES, 583 5, 12, 0, st_tlv), 584 SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES, 585 0, 12, 0, st_tlv), 586 SOC_ENUM("Sidetone HPF Mux", sidetone_hpf), 587 SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0), 588 589 SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf), 590 SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0), 591 592 SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf), 593 SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0), 594 595 SOC_ENUM("ADC OSR", adc_osr), 596 SOC_ENUM("DAC OSR", dac_osr), 597 598 SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME, 599 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 600 SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME, 601 WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1), 602 603 SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME, 604 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 605 SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME, 606 WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1), 607 608 SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION, 609 6, 1, 1, wm_hubs_spkmix_tlv), 610 SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION, 611 2, 1, 1, wm_hubs_spkmix_tlv), 612 613 SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION, 614 6, 1, 1, wm_hubs_spkmix_tlv), 615 SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION, 616 2, 1, 1, wm_hubs_spkmix_tlv), 617 618 SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2, 619 10, 15, 0, wm8994_3d_tlv), 620 SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2, 621 8, 1, 0), 622 SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2, 623 10, 15, 0, wm8994_3d_tlv), 624 SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2, 625 8, 1, 0), 626 SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2, 627 10, 15, 0, wm8994_3d_tlv), 628 SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2, 629 8, 1, 0), 630 }; 631 632 /* Controls not available on WM1811 */ 633 static const struct snd_kcontrol_new wm8994_snd_controls[] = { 634 SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME, 635 WM8994_AIF1_ADC2_RIGHT_VOLUME, 636 1, 119, 0, digital_tlv), 637 SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME, 638 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv), 639 640 SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0), 641 642 WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2), 643 WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1), 644 WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0), 645 646 SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf), 647 SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0), 648 }; 649 650 static const struct snd_kcontrol_new wm8994_eq_controls[] = { 651 SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0, 652 eq_tlv), 653 SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0, 654 eq_tlv), 655 SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0, 656 eq_tlv), 657 SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0, 658 eq_tlv), 659 SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0, 660 eq_tlv), 661 662 SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0, 663 eq_tlv), 664 SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0, 665 eq_tlv), 666 SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0, 667 eq_tlv), 668 SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0, 669 eq_tlv), 670 SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0, 671 eq_tlv), 672 673 SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0, 674 eq_tlv), 675 SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0, 676 eq_tlv), 677 SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0, 678 eq_tlv), 679 SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0, 680 eq_tlv), 681 SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0, 682 eq_tlv), 683 }; 684 685 static const struct snd_kcontrol_new wm8994_drc_controls[] = { 686 SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5, 687 WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA | 688 WM8994_AIF1ADC1R_DRC_ENA), 689 SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5, 690 WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA | 691 WM8994_AIF1ADC2R_DRC_ENA), 692 SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5, 693 WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA | 694 WM8994_AIF2ADCR_DRC_ENA), 695 }; 696 697 static const char *wm8958_ng_text[] = { 698 "30ms", "125ms", "250ms", "500ms", 699 }; 700 701 static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold, 702 WM8958_AIF1_DAC1_NOISE_GATE, 703 WM8958_AIF1DAC1_NG_THR_SHIFT, 704 wm8958_ng_text); 705 706 static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold, 707 WM8958_AIF1_DAC2_NOISE_GATE, 708 WM8958_AIF1DAC2_NG_THR_SHIFT, 709 wm8958_ng_text); 710 711 static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold, 712 WM8958_AIF2_DAC_NOISE_GATE, 713 WM8958_AIF2DAC_NG_THR_SHIFT, 714 wm8958_ng_text); 715 716 static const struct snd_kcontrol_new wm8958_snd_controls[] = { 717 SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv), 718 719 SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE, 720 WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0), 721 SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold), 722 SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume", 723 WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT, 724 7, 1, ng_tlv), 725 726 SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE, 727 WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0), 728 SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold), 729 SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume", 730 WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT, 731 7, 1, ng_tlv), 732 733 SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE, 734 WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0), 735 SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold), 736 SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume", 737 WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT, 738 7, 1, ng_tlv), 739 }; 740 741 /* We run all mode setting through a function to enforce audio mode */ 742 static void wm1811_jackdet_set_mode(struct snd_soc_component *component, u16 mode) 743 { 744 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 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_component_update_bits(component, WM8994_ANTIPOP_2, 762 WM1811_JACKDET_MODE_MASK, mode); 763 } 764 765 static void active_reference(struct snd_soc_component *component) 766 { 767 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 768 769 mutex_lock(&wm8994->accdet_lock); 770 771 wm8994->active_refcount++; 772 773 dev_dbg(component->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(component, WM1811_JACKDET_MODE_AUDIO); 778 779 mutex_unlock(&wm8994->accdet_lock); 780 } 781 782 static void active_dereference(struct snd_soc_component *component) 783 { 784 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 785 u16 mode; 786 787 mutex_lock(&wm8994->accdet_lock); 788 789 wm8994->active_refcount--; 790 791 dev_dbg(component->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(component, mode); 802 } 803 804 mutex_unlock(&wm8994->accdet_lock); 805 } 806 807 static int clk_sys_event(struct snd_soc_dapm_widget *w, 808 struct snd_kcontrol *kcontrol, int event) 809 { 810 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 811 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 812 813 switch (event) { 814 case SND_SOC_DAPM_PRE_PMU: 815 return configure_clock(component); 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(component); 835 break; 836 } 837 838 return 0; 839 } 840 841 static void vmid_reference(struct snd_soc_component *component) 842 { 843 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 844 845 pm_runtime_get_sync(component->dev); 846 847 wm8994->vmid_refcount++; 848 849 dev_dbg(component->dev, "Referencing VMID, refcount is now %d\n", 850 wm8994->vmid_refcount); 851 852 if (wm8994->vmid_refcount == 1) { 853 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1, 854 WM8994_LINEOUT1_DISCH | 855 WM8994_LINEOUT2_DISCH, 0); 856 857 wm_hubs_vmid_ena(component); 858 859 switch (wm8994->vmid_mode) { 860 default: 861 WARN_ON(NULL == "Invalid VMID mode"); 862 fallthrough; 863 case WM8994_VMID_NORMAL: 864 /* Startup bias, VMID ramp & buffer */ 865 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 866 WM8994_BIAS_SRC | 867 WM8994_VMID_DISCH | 868 WM8994_STARTUP_BIAS_ENA | 869 WM8994_VMID_BUF_ENA | 870 WM8994_VMID_RAMP_MASK, 871 WM8994_BIAS_SRC | 872 WM8994_STARTUP_BIAS_ENA | 873 WM8994_VMID_BUF_ENA | 874 (0x2 << WM8994_VMID_RAMP_SHIFT)); 875 876 /* Main bias enable, VMID=2x40k */ 877 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1, 878 WM8994_BIAS_ENA | 879 WM8994_VMID_SEL_MASK, 880 WM8994_BIAS_ENA | 0x2); 881 882 msleep(300); 883 884 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 885 WM8994_VMID_RAMP_MASK | 886 WM8994_BIAS_SRC, 887 0); 888 break; 889 890 case WM8994_VMID_FORCE: 891 /* Startup bias, slow VMID ramp & buffer */ 892 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 893 WM8994_BIAS_SRC | 894 WM8994_VMID_DISCH | 895 WM8994_STARTUP_BIAS_ENA | 896 WM8994_VMID_BUF_ENA | 897 WM8994_VMID_RAMP_MASK, 898 WM8994_BIAS_SRC | 899 WM8994_STARTUP_BIAS_ENA | 900 WM8994_VMID_BUF_ENA | 901 (0x2 << WM8994_VMID_RAMP_SHIFT)); 902 903 /* Main bias enable, VMID=2x40k */ 904 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1, 905 WM8994_BIAS_ENA | 906 WM8994_VMID_SEL_MASK, 907 WM8994_BIAS_ENA | 0x2); 908 909 msleep(400); 910 911 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 912 WM8994_VMID_RAMP_MASK | 913 WM8994_BIAS_SRC, 914 0); 915 break; 916 } 917 } 918 } 919 920 static void vmid_dereference(struct snd_soc_component *component) 921 { 922 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 923 924 wm8994->vmid_refcount--; 925 926 dev_dbg(component->dev, "Dereferencing VMID, refcount is now %d\n", 927 wm8994->vmid_refcount); 928 929 if (wm8994->vmid_refcount == 0) { 930 if (wm8994->hubs.lineout1_se) 931 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3, 932 WM8994_LINEOUT1N_ENA | 933 WM8994_LINEOUT1P_ENA, 934 WM8994_LINEOUT1N_ENA | 935 WM8994_LINEOUT1P_ENA); 936 937 if (wm8994->hubs.lineout2_se) 938 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3, 939 WM8994_LINEOUT2N_ENA | 940 WM8994_LINEOUT2P_ENA, 941 WM8994_LINEOUT2N_ENA | 942 WM8994_LINEOUT2P_ENA); 943 944 /* Start discharging VMID */ 945 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 946 WM8994_BIAS_SRC | 947 WM8994_VMID_DISCH, 948 WM8994_BIAS_SRC | 949 WM8994_VMID_DISCH); 950 951 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1, 952 WM8994_VMID_SEL_MASK, 0); 953 954 msleep(400); 955 956 /* Active discharge */ 957 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1, 958 WM8994_LINEOUT1_DISCH | 959 WM8994_LINEOUT2_DISCH, 960 WM8994_LINEOUT1_DISCH | 961 WM8994_LINEOUT2_DISCH); 962 963 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_3, 964 WM8994_LINEOUT1N_ENA | 965 WM8994_LINEOUT1P_ENA | 966 WM8994_LINEOUT2N_ENA | 967 WM8994_LINEOUT2P_ENA, 0); 968 969 /* Switch off startup biases */ 970 snd_soc_component_update_bits(component, WM8994_ANTIPOP_2, 971 WM8994_BIAS_SRC | 972 WM8994_STARTUP_BIAS_ENA | 973 WM8994_VMID_BUF_ENA | 974 WM8994_VMID_RAMP_MASK, 0); 975 976 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_1, 977 WM8994_VMID_SEL_MASK, 0); 978 } 979 980 pm_runtime_put(component->dev); 981 } 982 983 static int vmid_event(struct snd_soc_dapm_widget *w, 984 struct snd_kcontrol *kcontrol, int event) 985 { 986 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 987 988 switch (event) { 989 case SND_SOC_DAPM_PRE_PMU: 990 vmid_reference(component); 991 break; 992 993 case SND_SOC_DAPM_POST_PMD: 994 vmid_dereference(component); 995 break; 996 } 997 998 return 0; 999 } 1000 1001 static bool wm8994_check_class_w_digital(struct snd_soc_component *component) 1002 { 1003 int source = 0; /* GCC flow analysis can't track enable */ 1004 int reg, reg_r; 1005 1006 /* We also need the same AIF source for L/R and only one path */ 1007 reg = snd_soc_component_read(component, WM8994_DAC1_LEFT_MIXER_ROUTING); 1008 switch (reg) { 1009 case WM8994_AIF2DACL_TO_DAC1L: 1010 dev_vdbg(component->dev, "Class W source AIF2DAC\n"); 1011 source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1012 break; 1013 case WM8994_AIF1DAC2L_TO_DAC1L: 1014 dev_vdbg(component->dev, "Class W source AIF1DAC2\n"); 1015 source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1016 break; 1017 case WM8994_AIF1DAC1L_TO_DAC1L: 1018 dev_vdbg(component->dev, "Class W source AIF1DAC1\n"); 1019 source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT; 1020 break; 1021 default: 1022 dev_vdbg(component->dev, "DAC mixer setting: %x\n", reg); 1023 return false; 1024 } 1025 1026 reg_r = snd_soc_component_read(component, WM8994_DAC1_RIGHT_MIXER_ROUTING); 1027 if (reg_r != reg) { 1028 dev_vdbg(component->dev, "Left and right DAC mixers different\n"); 1029 return false; 1030 } 1031 1032 /* Set the source up */ 1033 snd_soc_component_update_bits(component, WM8994_CLASS_W_1, 1034 WM8994_CP_DYN_SRC_SEL_MASK, source); 1035 1036 return true; 1037 } 1038 1039 static void wm8994_update_vu_bits(struct snd_soc_component *component) 1040 { 1041 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1042 struct wm8994 *control = wm8994->wm8994; 1043 int i; 1044 1045 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++) 1046 snd_soc_component_write(component, wm8994_vu_bits[i].reg, 1047 snd_soc_component_read(component, 1048 wm8994_vu_bits[i].reg)); 1049 if (control->type == WM1811) 1050 return; 1051 1052 for (i = 0; i < ARRAY_SIZE(wm8994_adc2_dac2_vu_bits); i++) 1053 snd_soc_component_write(component, 1054 wm8994_adc2_dac2_vu_bits[i].reg, 1055 snd_soc_component_read(component, 1056 wm8994_adc2_dac2_vu_bits[i].reg)); 1057 } 1058 1059 static int aif_mclk_set(struct snd_soc_component *component, int aif, bool enable) 1060 { 1061 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1062 unsigned int offset, val, clk_idx; 1063 int ret; 1064 1065 if (aif) 1066 offset = 4; 1067 else 1068 offset = 0; 1069 1070 val = snd_soc_component_read(component, WM8994_AIF1_CLOCKING_1 + offset); 1071 val &= WM8994_AIF1CLK_SRC_MASK; 1072 1073 switch (val) { 1074 case 0: 1075 clk_idx = WM8994_MCLK1; 1076 break; 1077 case 1: 1078 clk_idx = WM8994_MCLK2; 1079 break; 1080 default: 1081 return 0; 1082 } 1083 1084 if (enable) { 1085 ret = clk_prepare_enable(wm8994->mclk[clk_idx].clk); 1086 if (ret < 0) { 1087 dev_err(component->dev, "Failed to enable MCLK%d\n", 1088 clk_idx); 1089 return ret; 1090 } 1091 } else { 1092 clk_disable_unprepare(wm8994->mclk[clk_idx].clk); 1093 } 1094 1095 return 0; 1096 } 1097 1098 static int aif1clk_ev(struct snd_soc_dapm_widget *w, 1099 struct snd_kcontrol *kcontrol, int event) 1100 { 1101 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1102 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1103 struct wm8994 *control = wm8994->wm8994; 1104 int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA; 1105 int ret; 1106 int dac; 1107 int adc; 1108 int val; 1109 1110 switch (control->type) { 1111 case WM8994: 1112 case WM8958: 1113 mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA; 1114 break; 1115 default: 1116 break; 1117 } 1118 1119 switch (event) { 1120 case SND_SOC_DAPM_PRE_PMU: 1121 ret = aif_mclk_set(component, 0, true); 1122 if (ret < 0) 1123 return ret; 1124 1125 /* Don't enable timeslot 2 if not in use */ 1126 if (wm8994->channels[0] <= 2) 1127 mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA); 1128 1129 val = snd_soc_component_read(component, WM8994_AIF1_CONTROL_1); 1130 if ((val & WM8994_AIF1ADCL_SRC) && 1131 (val & WM8994_AIF1ADCR_SRC)) 1132 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA; 1133 else if (!(val & WM8994_AIF1ADCL_SRC) && 1134 !(val & WM8994_AIF1ADCR_SRC)) 1135 adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA; 1136 else 1137 adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA | 1138 WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA; 1139 1140 val = snd_soc_component_read(component, WM8994_AIF1_CONTROL_2); 1141 if ((val & WM8994_AIF1DACL_SRC) && 1142 (val & WM8994_AIF1DACR_SRC)) 1143 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA; 1144 else if (!(val & WM8994_AIF1DACL_SRC) && 1145 !(val & WM8994_AIF1DACR_SRC)) 1146 dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA; 1147 else 1148 dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA | 1149 WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA; 1150 1151 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, 1152 mask, adc); 1153 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1154 mask, dac); 1155 snd_soc_component_update_bits(component, WM8994_CLOCKING_1, 1156 WM8994_AIF1DSPCLK_ENA | 1157 WM8994_SYSDSPCLK_ENA, 1158 WM8994_AIF1DSPCLK_ENA | 1159 WM8994_SYSDSPCLK_ENA); 1160 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, mask, 1161 WM8994_AIF1ADC1R_ENA | 1162 WM8994_AIF1ADC1L_ENA | 1163 WM8994_AIF1ADC2R_ENA | 1164 WM8994_AIF1ADC2L_ENA); 1165 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, mask, 1166 WM8994_AIF1DAC1R_ENA | 1167 WM8994_AIF1DAC1L_ENA | 1168 WM8994_AIF1DAC2R_ENA | 1169 WM8994_AIF1DAC2L_ENA); 1170 break; 1171 1172 case SND_SOC_DAPM_POST_PMU: 1173 wm8994_update_vu_bits(component); 1174 break; 1175 1176 case SND_SOC_DAPM_PRE_PMD: 1177 case SND_SOC_DAPM_POST_PMD: 1178 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1179 mask, 0); 1180 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, 1181 mask, 0); 1182 1183 val = snd_soc_component_read(component, WM8994_CLOCKING_1); 1184 if (val & WM8994_AIF2DSPCLK_ENA) 1185 val = WM8994_SYSDSPCLK_ENA; 1186 else 1187 val = 0; 1188 snd_soc_component_update_bits(component, WM8994_CLOCKING_1, 1189 WM8994_SYSDSPCLK_ENA | 1190 WM8994_AIF1DSPCLK_ENA, val); 1191 break; 1192 } 1193 1194 switch (event) { 1195 case SND_SOC_DAPM_POST_PMD: 1196 aif_mclk_set(component, 0, false); 1197 break; 1198 } 1199 1200 return 0; 1201 } 1202 1203 static int aif2clk_ev(struct snd_soc_dapm_widget *w, 1204 struct snd_kcontrol *kcontrol, int event) 1205 { 1206 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1207 int ret; 1208 int dac; 1209 int adc; 1210 int val; 1211 1212 switch (event) { 1213 case SND_SOC_DAPM_PRE_PMU: 1214 ret = aif_mclk_set(component, 1, true); 1215 if (ret < 0) 1216 return ret; 1217 1218 val = snd_soc_component_read(component, WM8994_AIF2_CONTROL_1); 1219 if ((val & WM8994_AIF2ADCL_SRC) && 1220 (val & WM8994_AIF2ADCR_SRC)) 1221 adc = WM8994_AIF2ADCR_ENA; 1222 else if (!(val & WM8994_AIF2ADCL_SRC) && 1223 !(val & WM8994_AIF2ADCR_SRC)) 1224 adc = WM8994_AIF2ADCL_ENA; 1225 else 1226 adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA; 1227 1228 1229 val = snd_soc_component_read(component, WM8994_AIF2_CONTROL_2); 1230 if ((val & WM8994_AIF2DACL_SRC) && 1231 (val & WM8994_AIF2DACR_SRC)) 1232 dac = WM8994_AIF2DACR_ENA; 1233 else if (!(val & WM8994_AIF2DACL_SRC) && 1234 !(val & WM8994_AIF2DACR_SRC)) 1235 dac = WM8994_AIF2DACL_ENA; 1236 else 1237 dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA; 1238 1239 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, 1240 WM8994_AIF2ADCL_ENA | 1241 WM8994_AIF2ADCR_ENA, adc); 1242 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1243 WM8994_AIF2DACL_ENA | 1244 WM8994_AIF2DACR_ENA, dac); 1245 snd_soc_component_update_bits(component, WM8994_CLOCKING_1, 1246 WM8994_AIF2DSPCLK_ENA | 1247 WM8994_SYSDSPCLK_ENA, 1248 WM8994_AIF2DSPCLK_ENA | 1249 WM8994_SYSDSPCLK_ENA); 1250 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, 1251 WM8994_AIF2ADCL_ENA | 1252 WM8994_AIF2ADCR_ENA, 1253 WM8994_AIF2ADCL_ENA | 1254 WM8994_AIF2ADCR_ENA); 1255 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1256 WM8994_AIF2DACL_ENA | 1257 WM8994_AIF2DACR_ENA, 1258 WM8994_AIF2DACL_ENA | 1259 WM8994_AIF2DACR_ENA); 1260 break; 1261 1262 case SND_SOC_DAPM_POST_PMU: 1263 wm8994_update_vu_bits(component); 1264 break; 1265 1266 case SND_SOC_DAPM_PRE_PMD: 1267 case SND_SOC_DAPM_POST_PMD: 1268 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1269 WM8994_AIF2DACL_ENA | 1270 WM8994_AIF2DACR_ENA, 0); 1271 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_4, 1272 WM8994_AIF2ADCL_ENA | 1273 WM8994_AIF2ADCR_ENA, 0); 1274 1275 val = snd_soc_component_read(component, WM8994_CLOCKING_1); 1276 if (val & WM8994_AIF1DSPCLK_ENA) 1277 val = WM8994_SYSDSPCLK_ENA; 1278 else 1279 val = 0; 1280 snd_soc_component_update_bits(component, WM8994_CLOCKING_1, 1281 WM8994_SYSDSPCLK_ENA | 1282 WM8994_AIF2DSPCLK_ENA, val); 1283 break; 1284 } 1285 1286 switch (event) { 1287 case SND_SOC_DAPM_POST_PMD: 1288 aif_mclk_set(component, 1, false); 1289 break; 1290 } 1291 1292 return 0; 1293 } 1294 1295 static int aif1clk_late_ev(struct snd_soc_dapm_widget *w, 1296 struct snd_kcontrol *kcontrol, int event) 1297 { 1298 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1299 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1300 1301 switch (event) { 1302 case SND_SOC_DAPM_PRE_PMU: 1303 wm8994->aif1clk_enable = 1; 1304 break; 1305 case SND_SOC_DAPM_POST_PMD: 1306 wm8994->aif1clk_disable = 1; 1307 break; 1308 } 1309 1310 return 0; 1311 } 1312 1313 static int aif2clk_late_ev(struct snd_soc_dapm_widget *w, 1314 struct snd_kcontrol *kcontrol, int event) 1315 { 1316 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1317 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1318 1319 switch (event) { 1320 case SND_SOC_DAPM_PRE_PMU: 1321 wm8994->aif2clk_enable = 1; 1322 break; 1323 case SND_SOC_DAPM_POST_PMD: 1324 wm8994->aif2clk_disable = 1; 1325 break; 1326 } 1327 1328 return 0; 1329 } 1330 1331 static int late_enable_ev(struct snd_soc_dapm_widget *w, 1332 struct snd_kcontrol *kcontrol, int event) 1333 { 1334 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1335 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1336 1337 switch (event) { 1338 case SND_SOC_DAPM_PRE_PMU: 1339 if (wm8994->aif1clk_enable) { 1340 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU); 1341 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1, 1342 WM8994_AIF1CLK_ENA_MASK, 1343 WM8994_AIF1CLK_ENA); 1344 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU); 1345 wm8994->aif1clk_enable = 0; 1346 } 1347 if (wm8994->aif2clk_enable) { 1348 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU); 1349 snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1, 1350 WM8994_AIF2CLK_ENA_MASK, 1351 WM8994_AIF2CLK_ENA); 1352 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU); 1353 wm8994->aif2clk_enable = 0; 1354 } 1355 break; 1356 } 1357 1358 /* We may also have postponed startup of DSP, handle that. */ 1359 wm8958_aif_ev(w, kcontrol, event); 1360 1361 return 0; 1362 } 1363 1364 static int late_disable_ev(struct snd_soc_dapm_widget *w, 1365 struct snd_kcontrol *kcontrol, int event) 1366 { 1367 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1368 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 1369 1370 switch (event) { 1371 case SND_SOC_DAPM_POST_PMD: 1372 if (wm8994->aif1clk_disable) { 1373 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD); 1374 snd_soc_component_update_bits(component, WM8994_AIF1_CLOCKING_1, 1375 WM8994_AIF1CLK_ENA_MASK, 0); 1376 aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD); 1377 wm8994->aif1clk_disable = 0; 1378 } 1379 if (wm8994->aif2clk_disable) { 1380 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD); 1381 snd_soc_component_update_bits(component, WM8994_AIF2_CLOCKING_1, 1382 WM8994_AIF2CLK_ENA_MASK, 0); 1383 aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD); 1384 wm8994->aif2clk_disable = 0; 1385 } 1386 break; 1387 } 1388 1389 return 0; 1390 } 1391 1392 static int adc_mux_ev(struct snd_soc_dapm_widget *w, 1393 struct snd_kcontrol *kcontrol, int event) 1394 { 1395 late_enable_ev(w, kcontrol, event); 1396 return 0; 1397 } 1398 1399 static int micbias_ev(struct snd_soc_dapm_widget *w, 1400 struct snd_kcontrol *kcontrol, int event) 1401 { 1402 late_enable_ev(w, kcontrol, event); 1403 return 0; 1404 } 1405 1406 static int dac_ev(struct snd_soc_dapm_widget *w, 1407 struct snd_kcontrol *kcontrol, int event) 1408 { 1409 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1410 unsigned int mask = 1 << w->shift; 1411 1412 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_5, 1413 mask, mask); 1414 return 0; 1415 } 1416 1417 static const char *adc_mux_text[] = { 1418 "ADC", 1419 "DMIC", 1420 }; 1421 1422 static SOC_ENUM_SINGLE_VIRT_DECL(adc_enum, adc_mux_text); 1423 1424 static const struct snd_kcontrol_new adcl_mux = 1425 SOC_DAPM_ENUM("ADCL Mux", adc_enum); 1426 1427 static const struct snd_kcontrol_new adcr_mux = 1428 SOC_DAPM_ENUM("ADCR Mux", adc_enum); 1429 1430 static const struct snd_kcontrol_new left_speaker_mixer[] = { 1431 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0), 1432 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0), 1433 SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0), 1434 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0), 1435 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0), 1436 }; 1437 1438 static const struct snd_kcontrol_new right_speaker_mixer[] = { 1439 SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0), 1440 SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0), 1441 SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0), 1442 SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0), 1443 SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0), 1444 }; 1445 1446 /* Debugging; dump chip status after DAPM transitions */ 1447 static int post_ev(struct snd_soc_dapm_widget *w, 1448 struct snd_kcontrol *kcontrol, int event) 1449 { 1450 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1451 dev_dbg(component->dev, "SRC status: %x\n", 1452 snd_soc_component_read(component, 1453 WM8994_RATE_STATUS)); 1454 return 0; 1455 } 1456 1457 static const struct snd_kcontrol_new aif1adc1l_mix[] = { 1458 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING, 1459 1, 1, 0), 1460 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING, 1461 0, 1, 0), 1462 }; 1463 1464 static const struct snd_kcontrol_new aif1adc1r_mix[] = { 1465 SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING, 1466 1, 1, 0), 1467 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING, 1468 0, 1, 0), 1469 }; 1470 1471 static const struct snd_kcontrol_new aif1adc2l_mix[] = { 1472 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING, 1473 1, 1, 0), 1474 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING, 1475 0, 1, 0), 1476 }; 1477 1478 static const struct snd_kcontrol_new aif1adc2r_mix[] = { 1479 SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING, 1480 1, 1, 0), 1481 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING, 1482 0, 1, 0), 1483 }; 1484 1485 static const struct snd_kcontrol_new aif2dac2l_mix[] = { 1486 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1487 5, 1, 0), 1488 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1489 4, 1, 0), 1490 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1491 2, 1, 0), 1492 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1493 1, 1, 0), 1494 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING, 1495 0, 1, 0), 1496 }; 1497 1498 static const struct snd_kcontrol_new aif2dac2r_mix[] = { 1499 SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1500 5, 1, 0), 1501 SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1502 4, 1, 0), 1503 SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1504 2, 1, 0), 1505 SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1506 1, 1, 0), 1507 SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING, 1508 0, 1, 0), 1509 }; 1510 1511 #define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \ 1512 SOC_SINGLE_EXT(xname, reg, shift, max, invert, \ 1513 snd_soc_dapm_get_volsw, wm8994_put_class_w) 1514 1515 static int wm8994_put_class_w(struct snd_kcontrol *kcontrol, 1516 struct snd_ctl_elem_value *ucontrol) 1517 { 1518 struct snd_soc_component *component = snd_soc_dapm_kcontrol_component(kcontrol); 1519 int ret; 1520 1521 ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol); 1522 1523 wm_hubs_update_class_w(component); 1524 1525 return ret; 1526 } 1527 1528 static const struct snd_kcontrol_new dac1l_mix[] = { 1529 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1530 5, 1, 0), 1531 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1532 4, 1, 0), 1533 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1534 2, 1, 0), 1535 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1536 1, 1, 0), 1537 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING, 1538 0, 1, 0), 1539 }; 1540 1541 static const struct snd_kcontrol_new dac1r_mix[] = { 1542 WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1543 5, 1, 0), 1544 WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1545 4, 1, 0), 1546 WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1547 2, 1, 0), 1548 WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1549 1, 1, 0), 1550 WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING, 1551 0, 1, 0), 1552 }; 1553 1554 static const char *sidetone_text[] = { 1555 "ADC/DMIC1", "DMIC2", 1556 }; 1557 1558 static SOC_ENUM_SINGLE_DECL(sidetone1_enum, 1559 WM8994_SIDETONE, 0, sidetone_text); 1560 1561 static const struct snd_kcontrol_new sidetone1_mux = 1562 SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum); 1563 1564 static SOC_ENUM_SINGLE_DECL(sidetone2_enum, 1565 WM8994_SIDETONE, 1, sidetone_text); 1566 1567 static const struct snd_kcontrol_new sidetone2_mux = 1568 SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum); 1569 1570 static const char *aif1dac_text[] = { 1571 "AIF1DACDAT", "AIF3DACDAT", 1572 }; 1573 1574 static const char *loopback_text[] = { 1575 "None", "ADCDAT", 1576 }; 1577 1578 static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum, 1579 WM8994_AIF1_CONTROL_2, 1580 WM8994_AIF1_LOOPBACK_SHIFT, 1581 loopback_text); 1582 1583 static const struct snd_kcontrol_new aif1_loopback = 1584 SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum); 1585 1586 static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum, 1587 WM8994_AIF2_CONTROL_2, 1588 WM8994_AIF2_LOOPBACK_SHIFT, 1589 loopback_text); 1590 1591 static const struct snd_kcontrol_new aif2_loopback = 1592 SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum); 1593 1594 static SOC_ENUM_SINGLE_DECL(aif1dac_enum, 1595 WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text); 1596 1597 static const struct snd_kcontrol_new aif1dac_mux = 1598 SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum); 1599 1600 static const char *aif2dac_text[] = { 1601 "AIF2DACDAT", "AIF3DACDAT", 1602 }; 1603 1604 static SOC_ENUM_SINGLE_DECL(aif2dac_enum, 1605 WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text); 1606 1607 static const struct snd_kcontrol_new aif2dac_mux = 1608 SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum); 1609 1610 static const char *aif2adc_text[] = { 1611 "AIF2ADCDAT", "AIF3DACDAT", 1612 }; 1613 1614 static SOC_ENUM_SINGLE_DECL(aif2adc_enum, 1615 WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text); 1616 1617 static const struct snd_kcontrol_new aif2adc_mux = 1618 SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum); 1619 1620 static const char *aif3adc_text[] = { 1621 "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM", 1622 }; 1623 1624 static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum, 1625 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text); 1626 1627 static const struct snd_kcontrol_new wm8994_aif3adc_mux = 1628 SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum); 1629 1630 static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum, 1631 WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text); 1632 1633 static const struct snd_kcontrol_new wm8958_aif3adc_mux = 1634 SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum); 1635 1636 static const char *mono_pcm_out_text[] = { 1637 "None", "AIF2ADCL", "AIF2ADCR", 1638 }; 1639 1640 static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum, 1641 WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text); 1642 1643 static const struct snd_kcontrol_new mono_pcm_out_mux = 1644 SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum); 1645 1646 static const char *aif2dac_src_text[] = { 1647 "AIF2", "AIF3", 1648 }; 1649 1650 /* Note that these two control shouldn't be simultaneously switched to AIF3 */ 1651 static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum, 1652 WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text); 1653 1654 static const struct snd_kcontrol_new aif2dacl_src_mux = 1655 SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum); 1656 1657 static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum, 1658 WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text); 1659 1660 static const struct snd_kcontrol_new aif2dacr_src_mux = 1661 SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum); 1662 1663 static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = { 1664 SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev, 1665 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1666 SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev, 1667 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1668 1669 SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1670 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1671 SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1672 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1673 SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1674 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1675 SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0, 1676 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1677 SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0, 1678 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1679 1680 SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0, 1681 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer), 1682 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1683 SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0, 1684 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer), 1685 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1686 SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux, 1687 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1688 SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux, 1689 late_enable_ev, SND_SOC_DAPM_PRE_PMU), 1690 1691 SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev) 1692 }; 1693 1694 static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = { 1695 SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev, 1696 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1697 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), 1698 SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev, 1699 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1700 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), 1701 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0), 1702 SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0, 1703 left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)), 1704 SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0, 1705 right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)), 1706 SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux), 1707 SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux), 1708 }; 1709 1710 static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = { 1711 SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0, 1712 dac_ev, SND_SOC_DAPM_PRE_PMU), 1713 SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0, 1714 dac_ev, SND_SOC_DAPM_PRE_PMU), 1715 SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0, 1716 dac_ev, SND_SOC_DAPM_PRE_PMU), 1717 SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0, 1718 dac_ev, SND_SOC_DAPM_PRE_PMU), 1719 }; 1720 1721 static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = { 1722 SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0), 1723 SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0), 1724 SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0), 1725 SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0), 1726 }; 1727 1728 static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = { 1729 SND_SOC_DAPM_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux, 1730 adc_mux_ev, SND_SOC_DAPM_PRE_PMU), 1731 SND_SOC_DAPM_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux, 1732 adc_mux_ev, SND_SOC_DAPM_PRE_PMU), 1733 }; 1734 1735 static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = { 1736 SND_SOC_DAPM_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux), 1737 SND_SOC_DAPM_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux), 1738 }; 1739 1740 static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = { 1741 SND_SOC_DAPM_INPUT("DMIC1DAT"), 1742 SND_SOC_DAPM_INPUT("DMIC2DAT"), 1743 SND_SOC_DAPM_INPUT("Clock"), 1744 1745 SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev, 1746 SND_SOC_DAPM_PRE_PMU), 1747 SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event, 1748 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 1749 1750 SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event, 1751 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1752 SND_SOC_DAPM_PRE_PMD), 1753 1754 SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0), 1755 SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0), 1756 SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0), 1757 1758 SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL, 1759 0, SND_SOC_NOPM, 9, 0), 1760 SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL, 1761 0, SND_SOC_NOPM, 8, 0), 1762 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0, 1763 SND_SOC_NOPM, 9, 0, wm8958_aif_ev, 1764 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1765 SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0, 1766 SND_SOC_NOPM, 8, 0, wm8958_aif_ev, 1767 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1768 1769 SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL, 1770 0, SND_SOC_NOPM, 11, 0), 1771 SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL, 1772 0, SND_SOC_NOPM, 10, 0), 1773 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0, 1774 SND_SOC_NOPM, 11, 0, wm8958_aif_ev, 1775 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1776 SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0, 1777 SND_SOC_NOPM, 10, 0, wm8958_aif_ev, 1778 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 1779 1780 SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0, 1781 aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)), 1782 SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0, 1783 aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)), 1784 1785 SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0, 1786 aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)), 1787 SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0, 1788 aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)), 1789 1790 SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0, 1791 aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)), 1792 SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0, 1793 aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)), 1794 1795 SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux), 1796 SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux), 1797 1798 SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0, 1799 dac1l_mix, ARRAY_SIZE(dac1l_mix)), 1800 SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0, 1801 dac1r_mix, ARRAY_SIZE(dac1r_mix)), 1802 1803 SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0, 1804 SND_SOC_NOPM, 13, 0), 1805 SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0, 1806 SND_SOC_NOPM, 12, 0), 1807 SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0, 1808 SND_SOC_NOPM, 13, 0, wm8958_aif_ev, 1809 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1810 SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0, 1811 SND_SOC_NOPM, 12, 0, wm8958_aif_ev, 1812 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1813 1814 SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1815 SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1816 SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1817 SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1818 1819 SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux), 1820 SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux), 1821 SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux), 1822 1823 SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1824 SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0), 1825 1826 SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0), 1827 1828 SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0), 1829 SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0), 1830 SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0), 1831 SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0), 1832 1833 /* Power is done with the muxes since the ADC power also controls the 1834 * downsampling chain, the chip will automatically manage the analogue 1835 * specific portions. 1836 */ 1837 SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0), 1838 SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0), 1839 1840 SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback), 1841 SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback), 1842 1843 SND_SOC_DAPM_POST("Debug log", post_ev), 1844 }; 1845 1846 static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = { 1847 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux), 1848 }; 1849 1850 static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = { 1851 SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0), 1852 SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux), 1853 SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux), 1854 SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux), 1855 SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux), 1856 }; 1857 1858 static const struct snd_soc_dapm_route intercon[] = { 1859 { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys }, 1860 { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys }, 1861 1862 { "DSP1CLK", NULL, "CLK_SYS" }, 1863 { "DSP2CLK", NULL, "CLK_SYS" }, 1864 { "DSPINTCLK", NULL, "CLK_SYS" }, 1865 1866 { "AIF1ADC1L", NULL, "AIF1CLK" }, 1867 { "AIF1ADC1L", NULL, "DSP1CLK" }, 1868 { "AIF1ADC1R", NULL, "AIF1CLK" }, 1869 { "AIF1ADC1R", NULL, "DSP1CLK" }, 1870 { "AIF1ADC1R", NULL, "DSPINTCLK" }, 1871 1872 { "AIF1DAC1L", NULL, "AIF1CLK" }, 1873 { "AIF1DAC1L", NULL, "DSP1CLK" }, 1874 { "AIF1DAC1R", NULL, "AIF1CLK" }, 1875 { "AIF1DAC1R", NULL, "DSP1CLK" }, 1876 { "AIF1DAC1R", NULL, "DSPINTCLK" }, 1877 1878 { "AIF1ADC2L", NULL, "AIF1CLK" }, 1879 { "AIF1ADC2L", NULL, "DSP1CLK" }, 1880 { "AIF1ADC2R", NULL, "AIF1CLK" }, 1881 { "AIF1ADC2R", NULL, "DSP1CLK" }, 1882 { "AIF1ADC2R", NULL, "DSPINTCLK" }, 1883 1884 { "AIF1DAC2L", NULL, "AIF1CLK" }, 1885 { "AIF1DAC2L", NULL, "DSP1CLK" }, 1886 { "AIF1DAC2R", NULL, "AIF1CLK" }, 1887 { "AIF1DAC2R", NULL, "DSP1CLK" }, 1888 { "AIF1DAC2R", NULL, "DSPINTCLK" }, 1889 1890 { "AIF2ADCL", NULL, "AIF2CLK" }, 1891 { "AIF2ADCL", NULL, "DSP2CLK" }, 1892 { "AIF2ADCR", NULL, "AIF2CLK" }, 1893 { "AIF2ADCR", NULL, "DSP2CLK" }, 1894 { "AIF2ADCR", NULL, "DSPINTCLK" }, 1895 1896 { "AIF2DACL", NULL, "AIF2CLK" }, 1897 { "AIF2DACL", NULL, "DSP2CLK" }, 1898 { "AIF2DACR", NULL, "AIF2CLK" }, 1899 { "AIF2DACR", NULL, "DSP2CLK" }, 1900 { "AIF2DACR", NULL, "DSPINTCLK" }, 1901 1902 { "DMIC1L", NULL, "DMIC1DAT" }, 1903 { "DMIC1L", NULL, "CLK_SYS" }, 1904 { "DMIC1R", NULL, "DMIC1DAT" }, 1905 { "DMIC1R", NULL, "CLK_SYS" }, 1906 { "DMIC2L", NULL, "DMIC2DAT" }, 1907 { "DMIC2L", NULL, "CLK_SYS" }, 1908 { "DMIC2R", NULL, "DMIC2DAT" }, 1909 { "DMIC2R", NULL, "CLK_SYS" }, 1910 1911 { "ADCL", NULL, "AIF1CLK" }, 1912 { "ADCL", NULL, "DSP1CLK" }, 1913 { "ADCL", NULL, "DSPINTCLK" }, 1914 1915 { "ADCR", NULL, "AIF1CLK" }, 1916 { "ADCR", NULL, "DSP1CLK" }, 1917 { "ADCR", NULL, "DSPINTCLK" }, 1918 1919 { "ADCL Mux", "ADC", "ADCL" }, 1920 { "ADCL Mux", "DMIC", "DMIC1L" }, 1921 { "ADCR Mux", "ADC", "ADCR" }, 1922 { "ADCR Mux", "DMIC", "DMIC1R" }, 1923 1924 { "DAC1L", NULL, "AIF1CLK" }, 1925 { "DAC1L", NULL, "DSP1CLK" }, 1926 { "DAC1L", NULL, "DSPINTCLK" }, 1927 1928 { "DAC1R", NULL, "AIF1CLK" }, 1929 { "DAC1R", NULL, "DSP1CLK" }, 1930 { "DAC1R", NULL, "DSPINTCLK" }, 1931 1932 { "DAC2L", NULL, "AIF2CLK" }, 1933 { "DAC2L", NULL, "DSP2CLK" }, 1934 { "DAC2L", NULL, "DSPINTCLK" }, 1935 1936 { "DAC2R", NULL, "AIF2DACR" }, 1937 { "DAC2R", NULL, "AIF2CLK" }, 1938 { "DAC2R", NULL, "DSP2CLK" }, 1939 { "DAC2R", NULL, "DSPINTCLK" }, 1940 1941 { "TOCLK", NULL, "CLK_SYS" }, 1942 1943 { "AIF1DACDAT", NULL, "AIF1 Playback" }, 1944 { "AIF2DACDAT", NULL, "AIF2 Playback" }, 1945 { "AIF3DACDAT", NULL, "AIF3 Playback" }, 1946 1947 { "AIF1 Capture", NULL, "AIF1ADCDAT" }, 1948 { "AIF2 Capture", NULL, "AIF2ADCDAT" }, 1949 { "AIF3 Capture", NULL, "AIF3ADCDAT" }, 1950 1951 /* AIF1 outputs */ 1952 { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" }, 1953 { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" }, 1954 { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" }, 1955 1956 { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" }, 1957 { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" }, 1958 { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" }, 1959 1960 { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" }, 1961 { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" }, 1962 { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" }, 1963 1964 { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" }, 1965 { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" }, 1966 { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" }, 1967 1968 /* Pin level routing for AIF3 */ 1969 { "AIF1DAC1L", NULL, "AIF1DAC Mux" }, 1970 { "AIF1DAC1R", NULL, "AIF1DAC Mux" }, 1971 { "AIF1DAC2L", NULL, "AIF1DAC Mux" }, 1972 { "AIF1DAC2R", NULL, "AIF1DAC Mux" }, 1973 1974 { "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" }, 1975 { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" }, 1976 { "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" }, 1977 { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" }, 1978 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" }, 1979 { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" }, 1980 { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" }, 1981 1982 /* DAC1 inputs */ 1983 { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" }, 1984 { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" }, 1985 { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" }, 1986 { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1987 { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1988 1989 { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" }, 1990 { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" }, 1991 { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" }, 1992 { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" }, 1993 { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" }, 1994 1995 /* DAC2/AIF2 outputs */ 1996 { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" }, 1997 { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" }, 1998 { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" }, 1999 { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" }, 2000 { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" }, 2001 { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" }, 2002 2003 { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" }, 2004 { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" }, 2005 { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" }, 2006 { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" }, 2007 { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" }, 2008 { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" }, 2009 2010 { "AIF1ADCDAT", NULL, "AIF1ADC1L" }, 2011 { "AIF1ADCDAT", NULL, "AIF1ADC1R" }, 2012 { "AIF1ADCDAT", NULL, "AIF1ADC2L" }, 2013 { "AIF1ADCDAT", NULL, "AIF1ADC2R" }, 2014 2015 { "AIF2ADCDAT", NULL, "AIF2ADC Mux" }, 2016 2017 /* AIF3 output */ 2018 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1L" }, 2019 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC1R" }, 2020 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2L" }, 2021 { "AIF3ADC Mux", "AIF1ADCDAT", "AIF1ADC2R" }, 2022 { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCL" }, 2023 { "AIF3ADC Mux", "AIF2ADCDAT", "AIF2ADCR" }, 2024 { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACL" }, 2025 { "AIF3ADC Mux", "AIF2DACDAT", "AIF2DACR" }, 2026 2027 { "AIF3ADCDAT", NULL, "AIF3ADC Mux" }, 2028 2029 /* Loopback */ 2030 { "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" }, 2031 { "AIF1 Loopback", "None", "AIF1DACDAT" }, 2032 { "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" }, 2033 { "AIF2 Loopback", "None", "AIF2DACDAT" }, 2034 2035 /* Sidetone */ 2036 { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" }, 2037 { "Left Sidetone", "DMIC2", "DMIC2L" }, 2038 { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" }, 2039 { "Right Sidetone", "DMIC2", "DMIC2R" }, 2040 2041 /* Output stages */ 2042 { "Left Output Mixer", "DAC Switch", "DAC1L" }, 2043 { "Right Output Mixer", "DAC Switch", "DAC1R" }, 2044 2045 { "SPKL", "DAC1 Switch", "DAC1L" }, 2046 { "SPKL", "DAC2 Switch", "DAC2L" }, 2047 2048 { "SPKR", "DAC1 Switch", "DAC1R" }, 2049 { "SPKR", "DAC2 Switch", "DAC2R" }, 2050 2051 { "Left Headphone Mux", "DAC", "DAC1L" }, 2052 { "Right Headphone Mux", "DAC", "DAC1R" }, 2053 }; 2054 2055 static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = { 2056 { "DAC1L", NULL, "Late DAC1L Enable PGA" }, 2057 { "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" }, 2058 { "DAC1R", NULL, "Late DAC1R Enable PGA" }, 2059 { "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" }, 2060 { "DAC2L", NULL, "Late DAC2L Enable PGA" }, 2061 { "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" }, 2062 { "DAC2R", NULL, "Late DAC2R Enable PGA" }, 2063 { "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" } 2064 }; 2065 2066 static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = { 2067 { "DAC1L", NULL, "DAC1L Mixer" }, 2068 { "DAC1R", NULL, "DAC1R Mixer" }, 2069 { "DAC2L", NULL, "AIF2DAC2L Mixer" }, 2070 { "DAC2R", NULL, "AIF2DAC2R Mixer" }, 2071 }; 2072 2073 static const struct snd_soc_dapm_route wm8994_revd_intercon[] = { 2074 { "AIF1DACDAT", NULL, "AIF2DACDAT" }, 2075 { "AIF2DACDAT", NULL, "AIF1DACDAT" }, 2076 { "AIF1ADCDAT", NULL, "AIF2ADCDAT" }, 2077 { "AIF2ADCDAT", NULL, "AIF1ADCDAT" }, 2078 { "MICBIAS1", NULL, "CLK_SYS" }, 2079 { "MICBIAS1", NULL, "MICBIAS Supply" }, 2080 { "MICBIAS2", NULL, "CLK_SYS" }, 2081 { "MICBIAS2", NULL, "MICBIAS Supply" }, 2082 }; 2083 2084 static const struct snd_soc_dapm_route wm8994_intercon[] = { 2085 { "AIF2DACL", NULL, "AIF2DAC Mux" }, 2086 { "AIF2DACR", NULL, "AIF2DAC Mux" }, 2087 { "MICBIAS1", NULL, "VMID" }, 2088 { "MICBIAS2", NULL, "VMID" }, 2089 }; 2090 2091 static const struct snd_soc_dapm_route wm8958_intercon[] = { 2092 { "AIF2DACL", NULL, "AIF2DACL Mux" }, 2093 { "AIF2DACR", NULL, "AIF2DACR Mux" }, 2094 2095 { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" }, 2096 { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" }, 2097 { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" }, 2098 { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" }, 2099 2100 { "AIF3DACDAT", NULL, "AIF3" }, 2101 { "AIF3ADCDAT", NULL, "AIF3" }, 2102 2103 { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" }, 2104 { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" }, 2105 2106 { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" }, 2107 }; 2108 2109 /* The size in bits of the FLL divide multiplied by 10 2110 * to allow rounding later */ 2111 #define FIXED_FLL_SIZE ((1 << 16) * 10) 2112 2113 struct fll_div { 2114 u16 outdiv; 2115 u16 n; 2116 u16 k; 2117 u16 lambda; 2118 u16 clk_ref_div; 2119 u16 fll_fratio; 2120 }; 2121 2122 static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll, 2123 int freq_in, int freq_out) 2124 { 2125 u64 Kpart; 2126 unsigned int K, Ndiv, Nmod, gcd_fll; 2127 2128 pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out); 2129 2130 /* Scale the input frequency down to <= 13.5MHz */ 2131 fll->clk_ref_div = 0; 2132 while (freq_in > 13500000) { 2133 fll->clk_ref_div++; 2134 freq_in /= 2; 2135 2136 if (fll->clk_ref_div > 3) 2137 return -EINVAL; 2138 } 2139 pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in); 2140 2141 /* Scale the output to give 90MHz<=Fvco<=100MHz */ 2142 fll->outdiv = 3; 2143 while (freq_out * (fll->outdiv + 1) < 90000000) { 2144 fll->outdiv++; 2145 if (fll->outdiv > 63) 2146 return -EINVAL; 2147 } 2148 freq_out *= fll->outdiv + 1; 2149 pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out); 2150 2151 if (freq_in > 1000000) { 2152 fll->fll_fratio = 0; 2153 } else if (freq_in > 256000) { 2154 fll->fll_fratio = 1; 2155 freq_in *= 2; 2156 } else if (freq_in > 128000) { 2157 fll->fll_fratio = 2; 2158 freq_in *= 4; 2159 } else if (freq_in > 64000) { 2160 fll->fll_fratio = 3; 2161 freq_in *= 8; 2162 } else { 2163 fll->fll_fratio = 4; 2164 freq_in *= 16; 2165 } 2166 pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in); 2167 2168 /* Now, calculate N.K */ 2169 Ndiv = freq_out / freq_in; 2170 2171 fll->n = Ndiv; 2172 Nmod = freq_out % freq_in; 2173 pr_debug("Nmod=%d\n", Nmod); 2174 2175 switch (control->type) { 2176 case WM8994: 2177 /* Calculate fractional part - scale up so we can round. */ 2178 Kpart = FIXED_FLL_SIZE * (long long)Nmod; 2179 2180 do_div(Kpart, freq_in); 2181 2182 K = Kpart & 0xFFFFFFFF; 2183 2184 if ((K % 10) >= 5) 2185 K += 5; 2186 2187 /* Move down to proper range now rounding is done */ 2188 fll->k = K / 10; 2189 fll->lambda = 0; 2190 2191 pr_debug("N=%x K=%x\n", fll->n, fll->k); 2192 break; 2193 2194 default: 2195 gcd_fll = gcd(freq_out, freq_in); 2196 2197 fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll; 2198 fll->lambda = freq_in / gcd_fll; 2199 2200 } 2201 2202 return 0; 2203 } 2204 2205 static int _wm8994_set_fll(struct snd_soc_component *component, int id, int src, 2206 unsigned int freq_in, unsigned int freq_out) 2207 { 2208 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2209 struct wm8994 *control = wm8994->wm8994; 2210 int reg_offset, ret; 2211 struct fll_div fll; 2212 u16 reg, clk1, aif_reg, aif_src; 2213 unsigned long timeout; 2214 bool was_enabled; 2215 struct clk *mclk; 2216 2217 switch (id) { 2218 case WM8994_FLL1: 2219 reg_offset = 0; 2220 id = 0; 2221 aif_src = 0x10; 2222 break; 2223 case WM8994_FLL2: 2224 reg_offset = 0x20; 2225 id = 1; 2226 aif_src = 0x18; 2227 break; 2228 default: 2229 return -EINVAL; 2230 } 2231 2232 reg = snd_soc_component_read(component, WM8994_FLL1_CONTROL_1 + reg_offset); 2233 was_enabled = reg & WM8994_FLL1_ENA; 2234 2235 switch (src) { 2236 case 0: 2237 /* Allow no source specification when stopping */ 2238 if (freq_out) 2239 return -EINVAL; 2240 src = wm8994->fll[id].src; 2241 break; 2242 case WM8994_FLL_SRC_MCLK1: 2243 case WM8994_FLL_SRC_MCLK2: 2244 case WM8994_FLL_SRC_LRCLK: 2245 case WM8994_FLL_SRC_BCLK: 2246 break; 2247 case WM8994_FLL_SRC_INTERNAL: 2248 freq_in = 12000000; 2249 freq_out = 12000000; 2250 break; 2251 default: 2252 return -EINVAL; 2253 } 2254 2255 /* Are we changing anything? */ 2256 if (wm8994->fll[id].src == src && 2257 wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out) 2258 return 0; 2259 2260 /* If we're stopping the FLL redo the old config - no 2261 * registers will actually be written but we avoid GCC flow 2262 * analysis bugs spewing warnings. 2263 */ 2264 if (freq_out) 2265 ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out); 2266 else 2267 ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in, 2268 wm8994->fll[id].out); 2269 if (ret < 0) 2270 return ret; 2271 2272 /* Make sure that we're not providing SYSCLK right now */ 2273 clk1 = snd_soc_component_read(component, WM8994_CLOCKING_1); 2274 if (clk1 & WM8994_SYSCLK_SRC) 2275 aif_reg = WM8994_AIF2_CLOCKING_1; 2276 else 2277 aif_reg = WM8994_AIF1_CLOCKING_1; 2278 reg = snd_soc_component_read(component, aif_reg); 2279 2280 if ((reg & WM8994_AIF1CLK_ENA) && 2281 (reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) { 2282 dev_err(component->dev, "FLL%d is currently providing SYSCLK\n", 2283 id + 1); 2284 return -EBUSY; 2285 } 2286 2287 /* We always need to disable the FLL while reconfiguring */ 2288 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset, 2289 WM8994_FLL1_ENA, 0); 2290 2291 /* Disable MCLK if needed before we possibly change to new clock parent */ 2292 if (was_enabled) { 2293 reg = snd_soc_component_read(component, WM8994_FLL1_CONTROL_5 2294 + reg_offset); 2295 reg = ((reg & WM8994_FLL1_REFCLK_SRC_MASK) 2296 >> WM8994_FLL1_REFCLK_SRC_SHIFT) + 1; 2297 2298 switch (reg) { 2299 case WM8994_FLL_SRC_MCLK1: 2300 mclk = wm8994->mclk[WM8994_MCLK1].clk; 2301 break; 2302 case WM8994_FLL_SRC_MCLK2: 2303 mclk = wm8994->mclk[WM8994_MCLK2].clk; 2304 break; 2305 default: 2306 mclk = NULL; 2307 } 2308 2309 clk_disable_unprepare(mclk); 2310 } 2311 2312 if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK && 2313 freq_in == freq_out && freq_out) { 2314 dev_dbg(component->dev, "Bypassing FLL%d\n", id + 1); 2315 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset, 2316 WM8958_FLL1_BYP, WM8958_FLL1_BYP); 2317 goto out; 2318 } 2319 2320 reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) | 2321 (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT); 2322 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_2 + reg_offset, 2323 WM8994_FLL1_OUTDIV_MASK | 2324 WM8994_FLL1_FRATIO_MASK, reg); 2325 2326 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_3 + reg_offset, 2327 WM8994_FLL1_K_MASK, fll.k); 2328 2329 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_4 + reg_offset, 2330 WM8994_FLL1_N_MASK, 2331 fll.n << WM8994_FLL1_N_SHIFT); 2332 2333 if (fll.lambda) { 2334 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_1 + reg_offset, 2335 WM8958_FLL1_LAMBDA_MASK, 2336 fll.lambda); 2337 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset, 2338 WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA); 2339 } else { 2340 snd_soc_component_update_bits(component, WM8958_FLL1_EFS_2 + reg_offset, 2341 WM8958_FLL1_EFS_ENA, 0); 2342 } 2343 2344 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_5 + reg_offset, 2345 WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP | 2346 WM8994_FLL1_REFCLK_DIV_MASK | 2347 WM8994_FLL1_REFCLK_SRC_MASK, 2348 ((src == WM8994_FLL_SRC_INTERNAL) 2349 << WM8994_FLL1_FRC_NCO_SHIFT) | 2350 (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) | 2351 (src - 1)); 2352 2353 /* Clear any pending completion from a previous failure */ 2354 try_wait_for_completion(&wm8994->fll_locked[id]); 2355 2356 switch (src) { 2357 case WM8994_FLL_SRC_MCLK1: 2358 mclk = wm8994->mclk[WM8994_MCLK1].clk; 2359 break; 2360 case WM8994_FLL_SRC_MCLK2: 2361 mclk = wm8994->mclk[WM8994_MCLK2].clk; 2362 break; 2363 default: 2364 mclk = NULL; 2365 } 2366 2367 /* Enable (with fractional mode if required) */ 2368 if (freq_out) { 2369 ret = clk_prepare_enable(mclk); 2370 if (ret < 0) { 2371 dev_err(component->dev, "Failed to enable MCLK for FLL%d\n", 2372 id + 1); 2373 return ret; 2374 } 2375 2376 /* Enable VMID if we need it */ 2377 if (!was_enabled) { 2378 2379 active_reference(component); 2380 2381 switch (control->type) { 2382 case WM8994: 2383 vmid_reference(component); 2384 break; 2385 case WM8958: 2386 if (control->revision < 1) 2387 vmid_reference(component); 2388 break; 2389 default: 2390 break; 2391 } 2392 } 2393 2394 reg = WM8994_FLL1_ENA; 2395 2396 if (fll.k) 2397 reg |= WM8994_FLL1_FRAC; 2398 if (src == WM8994_FLL_SRC_INTERNAL) 2399 reg |= WM8994_FLL1_OSC_ENA; 2400 2401 snd_soc_component_update_bits(component, WM8994_FLL1_CONTROL_1 + reg_offset, 2402 WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA | 2403 WM8994_FLL1_FRAC, reg); 2404 2405 if (wm8994->fll_locked_irq) { 2406 timeout = wait_for_completion_timeout(&wm8994->fll_locked[id], 2407 msecs_to_jiffies(10)); 2408 if (timeout == 0) 2409 dev_warn(component->dev, 2410 "Timed out waiting for FLL lock\n"); 2411 } else { 2412 msleep(5); 2413 } 2414 } else { 2415 if (was_enabled) { 2416 switch (control->type) { 2417 case WM8994: 2418 vmid_dereference(component); 2419 break; 2420 case WM8958: 2421 if (control->revision < 1) 2422 vmid_dereference(component); 2423 break; 2424 default: 2425 break; 2426 } 2427 2428 active_dereference(component); 2429 } 2430 } 2431 2432 out: 2433 wm8994->fll[id].in = freq_in; 2434 wm8994->fll[id].out = freq_out; 2435 wm8994->fll[id].src = src; 2436 2437 configure_clock(component); 2438 2439 /* 2440 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers 2441 * for detection. 2442 */ 2443 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) { 2444 dev_dbg(component->dev, "Configuring AIFs for 128fs\n"); 2445 2446 wm8994->aifdiv[0] = snd_soc_component_read(component, WM8994_AIF1_RATE) 2447 & WM8994_AIF1CLK_RATE_MASK; 2448 wm8994->aifdiv[1] = snd_soc_component_read(component, WM8994_AIF2_RATE) 2449 & WM8994_AIF1CLK_RATE_MASK; 2450 2451 snd_soc_component_update_bits(component, WM8994_AIF1_RATE, 2452 WM8994_AIF1CLK_RATE_MASK, 0x1); 2453 snd_soc_component_update_bits(component, WM8994_AIF2_RATE, 2454 WM8994_AIF2CLK_RATE_MASK, 0x1); 2455 } else if (wm8994->aifdiv[0]) { 2456 snd_soc_component_update_bits(component, WM8994_AIF1_RATE, 2457 WM8994_AIF1CLK_RATE_MASK, 2458 wm8994->aifdiv[0]); 2459 snd_soc_component_update_bits(component, WM8994_AIF2_RATE, 2460 WM8994_AIF2CLK_RATE_MASK, 2461 wm8994->aifdiv[1]); 2462 2463 wm8994->aifdiv[0] = 0; 2464 wm8994->aifdiv[1] = 0; 2465 } 2466 2467 return 0; 2468 } 2469 2470 static irqreturn_t wm8994_fll_locked_irq(int irq, void *data) 2471 { 2472 struct completion *completion = data; 2473 2474 complete(completion); 2475 2476 return IRQ_HANDLED; 2477 } 2478 2479 static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 }; 2480 2481 static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src, 2482 unsigned int freq_in, unsigned int freq_out) 2483 { 2484 return _wm8994_set_fll(dai->component, id, src, freq_in, freq_out); 2485 } 2486 2487 static int wm8994_set_mclk_rate(struct wm8994_priv *wm8994, unsigned int id, 2488 unsigned int *freq) 2489 { 2490 int ret; 2491 2492 if (!wm8994->mclk[id].clk || *freq == wm8994->mclk_rate[id]) 2493 return 0; 2494 2495 ret = clk_set_rate(wm8994->mclk[id].clk, *freq); 2496 if (ret < 0) 2497 return ret; 2498 2499 *freq = clk_get_rate(wm8994->mclk[id].clk); 2500 2501 return 0; 2502 } 2503 2504 static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai, 2505 int clk_id, unsigned int freq, int dir) 2506 { 2507 struct snd_soc_component *component = dai->component; 2508 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2509 int ret, i; 2510 2511 switch (dai->id) { 2512 case 1: 2513 case 2: 2514 break; 2515 2516 default: 2517 /* AIF3 shares clocking with AIF1/2 */ 2518 return -EINVAL; 2519 } 2520 2521 switch (clk_id) { 2522 case WM8994_SYSCLK_MCLK1: 2523 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1; 2524 2525 ret = wm8994_set_mclk_rate(wm8994, dai->id - 1, &freq); 2526 if (ret < 0) 2527 return ret; 2528 2529 wm8994->mclk_rate[0] = freq; 2530 dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n", 2531 dai->id, freq); 2532 break; 2533 2534 case WM8994_SYSCLK_MCLK2: 2535 /* TODO: Set GPIO AF */ 2536 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2; 2537 2538 ret = wm8994_set_mclk_rate(wm8994, dai->id - 1, &freq); 2539 if (ret < 0) 2540 return ret; 2541 2542 wm8994->mclk_rate[1] = freq; 2543 dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n", 2544 dai->id, freq); 2545 break; 2546 2547 case WM8994_SYSCLK_FLL1: 2548 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1; 2549 dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id); 2550 break; 2551 2552 case WM8994_SYSCLK_FLL2: 2553 wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2; 2554 dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id); 2555 break; 2556 2557 case WM8994_SYSCLK_OPCLK: 2558 /* Special case - a division (times 10) is given and 2559 * no effect on main clocking. 2560 */ 2561 if (freq) { 2562 for (i = 0; i < ARRAY_SIZE(opclk_divs); i++) 2563 if (opclk_divs[i] == freq) 2564 break; 2565 if (i == ARRAY_SIZE(opclk_divs)) 2566 return -EINVAL; 2567 snd_soc_component_update_bits(component, WM8994_CLOCKING_2, 2568 WM8994_OPCLK_DIV_MASK, i); 2569 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2, 2570 WM8994_OPCLK_ENA, WM8994_OPCLK_ENA); 2571 } else { 2572 snd_soc_component_update_bits(component, WM8994_POWER_MANAGEMENT_2, 2573 WM8994_OPCLK_ENA, 0); 2574 } 2575 break; 2576 2577 default: 2578 return -EINVAL; 2579 } 2580 2581 configure_clock(component); 2582 2583 /* 2584 * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers 2585 * for detection. 2586 */ 2587 if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) { 2588 dev_dbg(component->dev, "Configuring AIFs for 128fs\n"); 2589 2590 wm8994->aifdiv[0] = snd_soc_component_read(component, WM8994_AIF1_RATE) 2591 & WM8994_AIF1CLK_RATE_MASK; 2592 wm8994->aifdiv[1] = snd_soc_component_read(component, WM8994_AIF2_RATE) 2593 & WM8994_AIF1CLK_RATE_MASK; 2594 2595 snd_soc_component_update_bits(component, WM8994_AIF1_RATE, 2596 WM8994_AIF1CLK_RATE_MASK, 0x1); 2597 snd_soc_component_update_bits(component, WM8994_AIF2_RATE, 2598 WM8994_AIF2CLK_RATE_MASK, 0x1); 2599 } else if (wm8994->aifdiv[0]) { 2600 snd_soc_component_update_bits(component, WM8994_AIF1_RATE, 2601 WM8994_AIF1CLK_RATE_MASK, 2602 wm8994->aifdiv[0]); 2603 snd_soc_component_update_bits(component, WM8994_AIF2_RATE, 2604 WM8994_AIF2CLK_RATE_MASK, 2605 wm8994->aifdiv[1]); 2606 2607 wm8994->aifdiv[0] = 0; 2608 wm8994->aifdiv[1] = 0; 2609 } 2610 2611 return 0; 2612 } 2613 2614 static int wm8994_set_bias_level(struct snd_soc_component *component, 2615 enum snd_soc_bias_level level) 2616 { 2617 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2618 struct wm8994 *control = wm8994->wm8994; 2619 2620 wm_hubs_set_bias_level(component, level); 2621 2622 switch (level) { 2623 case SND_SOC_BIAS_ON: 2624 break; 2625 2626 case SND_SOC_BIAS_PREPARE: 2627 /* MICBIAS into regulating mode */ 2628 switch (control->type) { 2629 case WM8958: 2630 case WM1811: 2631 snd_soc_component_update_bits(component, WM8958_MICBIAS1, 2632 WM8958_MICB1_MODE, 0); 2633 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 2634 WM8958_MICB2_MODE, 0); 2635 break; 2636 default: 2637 break; 2638 } 2639 2640 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) 2641 active_reference(component); 2642 break; 2643 2644 case SND_SOC_BIAS_STANDBY: 2645 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) { 2646 switch (control->type) { 2647 case WM8958: 2648 if (control->revision == 0) { 2649 /* Optimise performance for rev A */ 2650 snd_soc_component_update_bits(component, 2651 WM8958_CHARGE_PUMP_2, 2652 WM8958_CP_DISCH, 2653 WM8958_CP_DISCH); 2654 } 2655 break; 2656 2657 default: 2658 break; 2659 } 2660 2661 /* Discharge LINEOUT1 & 2 */ 2662 snd_soc_component_update_bits(component, WM8994_ANTIPOP_1, 2663 WM8994_LINEOUT1_DISCH | 2664 WM8994_LINEOUT2_DISCH, 2665 WM8994_LINEOUT1_DISCH | 2666 WM8994_LINEOUT2_DISCH); 2667 } 2668 2669 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_PREPARE) 2670 active_dereference(component); 2671 2672 /* MICBIAS into bypass mode on newer devices */ 2673 switch (control->type) { 2674 case WM8958: 2675 case WM1811: 2676 snd_soc_component_update_bits(component, WM8958_MICBIAS1, 2677 WM8958_MICB1_MODE, 2678 WM8958_MICB1_MODE); 2679 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 2680 WM8958_MICB2_MODE, 2681 WM8958_MICB2_MODE); 2682 break; 2683 default: 2684 break; 2685 } 2686 break; 2687 2688 case SND_SOC_BIAS_OFF: 2689 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_STANDBY) 2690 wm8994->cur_fw = NULL; 2691 break; 2692 } 2693 2694 return 0; 2695 } 2696 2697 int wm8994_vmid_mode(struct snd_soc_component *component, enum wm8994_vmid_mode mode) 2698 { 2699 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2700 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 2701 2702 switch (mode) { 2703 case WM8994_VMID_NORMAL: 2704 snd_soc_dapm_mutex_lock(dapm); 2705 2706 if (wm8994->hubs.lineout1_se) { 2707 snd_soc_dapm_disable_pin_unlocked(dapm, 2708 "LINEOUT1N Driver"); 2709 snd_soc_dapm_disable_pin_unlocked(dapm, 2710 "LINEOUT1P Driver"); 2711 } 2712 if (wm8994->hubs.lineout2_se) { 2713 snd_soc_dapm_disable_pin_unlocked(dapm, 2714 "LINEOUT2N Driver"); 2715 snd_soc_dapm_disable_pin_unlocked(dapm, 2716 "LINEOUT2P Driver"); 2717 } 2718 2719 /* Do the sync with the old mode to allow it to clean up */ 2720 snd_soc_dapm_sync_unlocked(dapm); 2721 wm8994->vmid_mode = mode; 2722 2723 snd_soc_dapm_mutex_unlock(dapm); 2724 break; 2725 2726 case WM8994_VMID_FORCE: 2727 snd_soc_dapm_mutex_lock(dapm); 2728 2729 if (wm8994->hubs.lineout1_se) { 2730 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2731 "LINEOUT1N Driver"); 2732 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2733 "LINEOUT1P Driver"); 2734 } 2735 if (wm8994->hubs.lineout2_se) { 2736 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2737 "LINEOUT2N Driver"); 2738 snd_soc_dapm_force_enable_pin_unlocked(dapm, 2739 "LINEOUT2P Driver"); 2740 } 2741 2742 wm8994->vmid_mode = mode; 2743 snd_soc_dapm_sync_unlocked(dapm); 2744 2745 snd_soc_dapm_mutex_unlock(dapm); 2746 break; 2747 2748 default: 2749 return -EINVAL; 2750 } 2751 2752 return 0; 2753 } 2754 2755 static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt) 2756 { 2757 struct snd_soc_component *component = dai->component; 2758 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2759 struct wm8994 *control = wm8994->wm8994; 2760 int ms_reg; 2761 int aif1_reg; 2762 int dac_reg; 2763 int adc_reg; 2764 int ms = 0; 2765 int aif1 = 0; 2766 int lrclk = 0; 2767 2768 switch (dai->id) { 2769 case 1: 2770 ms_reg = WM8994_AIF1_MASTER_SLAVE; 2771 aif1_reg = WM8994_AIF1_CONTROL_1; 2772 dac_reg = WM8994_AIF1DAC_LRCLK; 2773 adc_reg = WM8994_AIF1ADC_LRCLK; 2774 break; 2775 case 2: 2776 ms_reg = WM8994_AIF2_MASTER_SLAVE; 2777 aif1_reg = WM8994_AIF2_CONTROL_1; 2778 dac_reg = WM8994_AIF1DAC_LRCLK; 2779 adc_reg = WM8994_AIF1ADC_LRCLK; 2780 break; 2781 default: 2782 return -EINVAL; 2783 } 2784 2785 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 2786 case SND_SOC_DAIFMT_CBS_CFS: 2787 break; 2788 case SND_SOC_DAIFMT_CBM_CFM: 2789 ms = WM8994_AIF1_MSTR; 2790 break; 2791 default: 2792 return -EINVAL; 2793 } 2794 2795 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 2796 case SND_SOC_DAIFMT_DSP_B: 2797 aif1 |= WM8994_AIF1_LRCLK_INV; 2798 lrclk |= WM8958_AIF1_LRCLK_INV; 2799 fallthrough; 2800 case SND_SOC_DAIFMT_DSP_A: 2801 aif1 |= 0x18; 2802 break; 2803 case SND_SOC_DAIFMT_I2S: 2804 aif1 |= 0x10; 2805 break; 2806 case SND_SOC_DAIFMT_RIGHT_J: 2807 break; 2808 case SND_SOC_DAIFMT_LEFT_J: 2809 aif1 |= 0x8; 2810 break; 2811 default: 2812 return -EINVAL; 2813 } 2814 2815 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 2816 case SND_SOC_DAIFMT_DSP_A: 2817 case SND_SOC_DAIFMT_DSP_B: 2818 /* frame inversion not valid for DSP modes */ 2819 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 2820 case SND_SOC_DAIFMT_NB_NF: 2821 break; 2822 case SND_SOC_DAIFMT_IB_NF: 2823 aif1 |= WM8994_AIF1_BCLK_INV; 2824 break; 2825 default: 2826 return -EINVAL; 2827 } 2828 break; 2829 2830 case SND_SOC_DAIFMT_I2S: 2831 case SND_SOC_DAIFMT_RIGHT_J: 2832 case SND_SOC_DAIFMT_LEFT_J: 2833 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 2834 case SND_SOC_DAIFMT_NB_NF: 2835 break; 2836 case SND_SOC_DAIFMT_IB_IF: 2837 aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV; 2838 lrclk |= WM8958_AIF1_LRCLK_INV; 2839 break; 2840 case SND_SOC_DAIFMT_IB_NF: 2841 aif1 |= WM8994_AIF1_BCLK_INV; 2842 break; 2843 case SND_SOC_DAIFMT_NB_IF: 2844 aif1 |= WM8994_AIF1_LRCLK_INV; 2845 lrclk |= WM8958_AIF1_LRCLK_INV; 2846 break; 2847 default: 2848 return -EINVAL; 2849 } 2850 break; 2851 default: 2852 return -EINVAL; 2853 } 2854 2855 /* The AIF2 format configuration needs to be mirrored to AIF3 2856 * on WM8958 if it's in use so just do it all the time. */ 2857 switch (control->type) { 2858 case WM1811: 2859 case WM8958: 2860 if (dai->id == 2) 2861 snd_soc_component_update_bits(component, WM8958_AIF3_CONTROL_1, 2862 WM8994_AIF1_LRCLK_INV | 2863 WM8958_AIF3_FMT_MASK, aif1); 2864 break; 2865 2866 default: 2867 break; 2868 } 2869 2870 snd_soc_component_update_bits(component, aif1_reg, 2871 WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV | 2872 WM8994_AIF1_FMT_MASK, 2873 aif1); 2874 snd_soc_component_update_bits(component, ms_reg, WM8994_AIF1_MSTR, 2875 ms); 2876 snd_soc_component_update_bits(component, dac_reg, 2877 WM8958_AIF1_LRCLK_INV, lrclk); 2878 snd_soc_component_update_bits(component, adc_reg, 2879 WM8958_AIF1_LRCLK_INV, lrclk); 2880 2881 return 0; 2882 } 2883 2884 static struct { 2885 int val, rate; 2886 } srs[] = { 2887 { 0, 8000 }, 2888 { 1, 11025 }, 2889 { 2, 12000 }, 2890 { 3, 16000 }, 2891 { 4, 22050 }, 2892 { 5, 24000 }, 2893 { 6, 32000 }, 2894 { 7, 44100 }, 2895 { 8, 48000 }, 2896 { 9, 88200 }, 2897 { 10, 96000 }, 2898 }; 2899 2900 static int fs_ratios[] = { 2901 64, 128, 192, 256, 384, 512, 768, 1024, 1408, 1536 2902 }; 2903 2904 static int bclk_divs[] = { 2905 10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480, 2906 640, 880, 960, 1280, 1760, 1920 2907 }; 2908 2909 static int wm8994_hw_params(struct snd_pcm_substream *substream, 2910 struct snd_pcm_hw_params *params, 2911 struct snd_soc_dai *dai) 2912 { 2913 struct snd_soc_component *component = dai->component; 2914 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 2915 struct wm8994 *control = wm8994->wm8994; 2916 struct wm8994_pdata *pdata = &control->pdata; 2917 int aif1_reg; 2918 int aif2_reg; 2919 int bclk_reg; 2920 int lrclk_reg; 2921 int rate_reg; 2922 int aif1 = 0; 2923 int aif2 = 0; 2924 int bclk = 0; 2925 int lrclk = 0; 2926 int rate_val = 0; 2927 int id = dai->id - 1; 2928 2929 int i, cur_val, best_val, bclk_rate, best; 2930 2931 switch (dai->id) { 2932 case 1: 2933 aif1_reg = WM8994_AIF1_CONTROL_1; 2934 aif2_reg = WM8994_AIF1_CONTROL_2; 2935 bclk_reg = WM8994_AIF1_BCLK; 2936 rate_reg = WM8994_AIF1_RATE; 2937 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK || 2938 wm8994->lrclk_shared[0]) { 2939 lrclk_reg = WM8994_AIF1DAC_LRCLK; 2940 } else { 2941 lrclk_reg = WM8994_AIF1ADC_LRCLK; 2942 dev_dbg(component->dev, "AIF1 using split LRCLK\n"); 2943 } 2944 break; 2945 case 2: 2946 aif1_reg = WM8994_AIF2_CONTROL_1; 2947 aif2_reg = WM8994_AIF2_CONTROL_2; 2948 bclk_reg = WM8994_AIF2_BCLK; 2949 rate_reg = WM8994_AIF2_RATE; 2950 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK || 2951 wm8994->lrclk_shared[1]) { 2952 lrclk_reg = WM8994_AIF2DAC_LRCLK; 2953 } else { 2954 lrclk_reg = WM8994_AIF2ADC_LRCLK; 2955 dev_dbg(component->dev, "AIF2 using split LRCLK\n"); 2956 } 2957 break; 2958 default: 2959 return -EINVAL; 2960 } 2961 2962 bclk_rate = params_rate(params); 2963 switch (params_width(params)) { 2964 case 16: 2965 bclk_rate *= 16; 2966 break; 2967 case 20: 2968 bclk_rate *= 20; 2969 aif1 |= 0x20; 2970 break; 2971 case 24: 2972 bclk_rate *= 24; 2973 aif1 |= 0x40; 2974 break; 2975 case 32: 2976 bclk_rate *= 32; 2977 aif1 |= 0x60; 2978 break; 2979 default: 2980 return -EINVAL; 2981 } 2982 2983 wm8994->channels[id] = params_channels(params); 2984 if (pdata->max_channels_clocked[id] && 2985 wm8994->channels[id] > pdata->max_channels_clocked[id]) { 2986 dev_dbg(dai->dev, "Constraining channels to %d from %d\n", 2987 pdata->max_channels_clocked[id], wm8994->channels[id]); 2988 wm8994->channels[id] = pdata->max_channels_clocked[id]; 2989 } 2990 2991 switch (wm8994->channels[id]) { 2992 case 1: 2993 case 2: 2994 bclk_rate *= 2; 2995 break; 2996 default: 2997 bclk_rate *= 4; 2998 break; 2999 } 3000 3001 /* Try to find an appropriate sample rate; look for an exact match. */ 3002 for (i = 0; i < ARRAY_SIZE(srs); i++) 3003 if (srs[i].rate == params_rate(params)) 3004 break; 3005 if (i == ARRAY_SIZE(srs)) 3006 return -EINVAL; 3007 rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT; 3008 3009 dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate); 3010 dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n", 3011 dai->id, wm8994->aifclk[id], bclk_rate); 3012 3013 if (wm8994->channels[id] == 1 && 3014 (snd_soc_component_read(component, aif1_reg) & 0x18) == 0x18) 3015 aif2 |= WM8994_AIF1_MONO; 3016 3017 if (wm8994->aifclk[id] == 0) { 3018 dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id); 3019 return -EINVAL; 3020 } 3021 3022 /* AIFCLK/fs ratio; look for a close match in either direction */ 3023 best = 0; 3024 best_val = abs((fs_ratios[0] * params_rate(params)) 3025 - wm8994->aifclk[id]); 3026 for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) { 3027 cur_val = abs((fs_ratios[i] * params_rate(params)) 3028 - wm8994->aifclk[id]); 3029 if (cur_val >= best_val) 3030 continue; 3031 best = i; 3032 best_val = cur_val; 3033 } 3034 dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n", 3035 dai->id, fs_ratios[best]); 3036 rate_val |= best; 3037 3038 /* We may not get quite the right frequency if using 3039 * approximate clocks so look for the closest match that is 3040 * higher than the target (we need to ensure that there enough 3041 * BCLKs to clock out the samples). 3042 */ 3043 best = 0; 3044 for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) { 3045 cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate; 3046 if (cur_val < 0) /* BCLK table is sorted */ 3047 break; 3048 best = i; 3049 } 3050 bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best]; 3051 dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n", 3052 bclk_divs[best], bclk_rate); 3053 bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT; 3054 3055 lrclk = bclk_rate / params_rate(params); 3056 if (!lrclk) { 3057 dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n", 3058 bclk_rate); 3059 return -EINVAL; 3060 } 3061 dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n", 3062 lrclk, bclk_rate / lrclk); 3063 3064 snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1); 3065 snd_soc_component_update_bits(component, aif2_reg, WM8994_AIF1_MONO, aif2); 3066 snd_soc_component_update_bits(component, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk); 3067 snd_soc_component_update_bits(component, lrclk_reg, WM8994_AIF1DAC_RATE_MASK, 3068 lrclk); 3069 snd_soc_component_update_bits(component, rate_reg, WM8994_AIF1_SR_MASK | 3070 WM8994_AIF1CLK_RATE_MASK, rate_val); 3071 3072 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { 3073 switch (dai->id) { 3074 case 1: 3075 wm8994->dac_rates[0] = params_rate(params); 3076 wm8994_set_retune_mobile(component, 0); 3077 wm8994_set_retune_mobile(component, 1); 3078 break; 3079 case 2: 3080 wm8994->dac_rates[1] = params_rate(params); 3081 wm8994_set_retune_mobile(component, 2); 3082 break; 3083 } 3084 } 3085 3086 return 0; 3087 } 3088 3089 static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream, 3090 struct snd_pcm_hw_params *params, 3091 struct snd_soc_dai *dai) 3092 { 3093 struct snd_soc_component *component = dai->component; 3094 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3095 struct wm8994 *control = wm8994->wm8994; 3096 int aif1_reg; 3097 int aif1 = 0; 3098 3099 switch (dai->id) { 3100 case 3: 3101 switch (control->type) { 3102 case WM1811: 3103 case WM8958: 3104 aif1_reg = WM8958_AIF3_CONTROL_1; 3105 break; 3106 default: 3107 return 0; 3108 } 3109 break; 3110 default: 3111 return 0; 3112 } 3113 3114 switch (params_width(params)) { 3115 case 16: 3116 break; 3117 case 20: 3118 aif1 |= 0x20; 3119 break; 3120 case 24: 3121 aif1 |= 0x40; 3122 break; 3123 case 32: 3124 aif1 |= 0x60; 3125 break; 3126 default: 3127 return -EINVAL; 3128 } 3129 3130 return snd_soc_component_update_bits(component, aif1_reg, WM8994_AIF1_WL_MASK, aif1); 3131 } 3132 3133 static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute, 3134 int direction) 3135 { 3136 struct snd_soc_component *component = codec_dai->component; 3137 int mute_reg; 3138 int reg; 3139 3140 switch (codec_dai->id) { 3141 case 1: 3142 mute_reg = WM8994_AIF1_DAC1_FILTERS_1; 3143 break; 3144 case 2: 3145 mute_reg = WM8994_AIF2_DAC_FILTERS_1; 3146 break; 3147 default: 3148 return -EINVAL; 3149 } 3150 3151 if (mute) 3152 reg = WM8994_AIF1DAC1_MUTE; 3153 else 3154 reg = 0; 3155 3156 snd_soc_component_update_bits(component, mute_reg, WM8994_AIF1DAC1_MUTE, reg); 3157 3158 return 0; 3159 } 3160 3161 static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate) 3162 { 3163 struct snd_soc_component *component = codec_dai->component; 3164 int reg, val, mask; 3165 3166 switch (codec_dai->id) { 3167 case 1: 3168 reg = WM8994_AIF1_MASTER_SLAVE; 3169 mask = WM8994_AIF1_TRI; 3170 break; 3171 case 2: 3172 reg = WM8994_AIF2_MASTER_SLAVE; 3173 mask = WM8994_AIF2_TRI; 3174 break; 3175 default: 3176 return -EINVAL; 3177 } 3178 3179 if (tristate) 3180 val = mask; 3181 else 3182 val = 0; 3183 3184 return snd_soc_component_update_bits(component, reg, mask, val); 3185 } 3186 3187 static int wm8994_aif2_probe(struct snd_soc_dai *dai) 3188 { 3189 struct snd_soc_component *component = dai->component; 3190 3191 /* Disable the pulls on the AIF if we're using it to save power. */ 3192 snd_soc_component_update_bits(component, WM8994_GPIO_3, 3193 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3194 snd_soc_component_update_bits(component, WM8994_GPIO_4, 3195 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3196 snd_soc_component_update_bits(component, WM8994_GPIO_5, 3197 WM8994_GPN_PU | WM8994_GPN_PD, 0); 3198 3199 return 0; 3200 } 3201 3202 #define WM8994_RATES SNDRV_PCM_RATE_8000_96000 3203 3204 #define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 3205 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 3206 3207 static const struct snd_soc_dai_ops wm8994_aif1_dai_ops = { 3208 .set_sysclk = wm8994_set_dai_sysclk, 3209 .set_fmt = wm8994_set_dai_fmt, 3210 .hw_params = wm8994_hw_params, 3211 .mute_stream = wm8994_aif_mute, 3212 .set_pll = wm8994_set_fll, 3213 .set_tristate = wm8994_set_tristate, 3214 .no_capture_mute = 1, 3215 }; 3216 3217 static const struct snd_soc_dai_ops wm8994_aif2_dai_ops = { 3218 .probe = wm8994_aif2_probe, 3219 .set_sysclk = wm8994_set_dai_sysclk, 3220 .set_fmt = wm8994_set_dai_fmt, 3221 .hw_params = wm8994_hw_params, 3222 .mute_stream = wm8994_aif_mute, 3223 .set_pll = wm8994_set_fll, 3224 .set_tristate = wm8994_set_tristate, 3225 .no_capture_mute = 1, 3226 }; 3227 3228 static const struct snd_soc_dai_ops wm8994_aif3_dai_ops = { 3229 .hw_params = wm8994_aif3_hw_params, 3230 }; 3231 3232 static struct snd_soc_dai_driver wm8994_dai[] = { 3233 { 3234 .name = "wm8994-aif1", 3235 .id = 1, 3236 .playback = { 3237 .stream_name = "AIF1 Playback", 3238 .channels_min = 1, 3239 .channels_max = 2, 3240 .rates = WM8994_RATES, 3241 .formats = WM8994_FORMATS, 3242 .sig_bits = 24, 3243 }, 3244 .capture = { 3245 .stream_name = "AIF1 Capture", 3246 .channels_min = 1, 3247 .channels_max = 2, 3248 .rates = WM8994_RATES, 3249 .formats = WM8994_FORMATS, 3250 .sig_bits = 24, 3251 }, 3252 .ops = &wm8994_aif1_dai_ops, 3253 }, 3254 { 3255 .name = "wm8994-aif2", 3256 .id = 2, 3257 .playback = { 3258 .stream_name = "AIF2 Playback", 3259 .channels_min = 1, 3260 .channels_max = 2, 3261 .rates = WM8994_RATES, 3262 .formats = WM8994_FORMATS, 3263 .sig_bits = 24, 3264 }, 3265 .capture = { 3266 .stream_name = "AIF2 Capture", 3267 .channels_min = 1, 3268 .channels_max = 2, 3269 .rates = WM8994_RATES, 3270 .formats = WM8994_FORMATS, 3271 .sig_bits = 24, 3272 }, 3273 .ops = &wm8994_aif2_dai_ops, 3274 }, 3275 { 3276 .name = "wm8994-aif3", 3277 .id = 3, 3278 .playback = { 3279 .stream_name = "AIF3 Playback", 3280 .channels_min = 1, 3281 .channels_max = 2, 3282 .rates = WM8994_RATES, 3283 .formats = WM8994_FORMATS, 3284 .sig_bits = 24, 3285 }, 3286 .capture = { 3287 .stream_name = "AIF3 Capture", 3288 .channels_min = 1, 3289 .channels_max = 2, 3290 .rates = WM8994_RATES, 3291 .formats = WM8994_FORMATS, 3292 .sig_bits = 24, 3293 }, 3294 .ops = &wm8994_aif3_dai_ops, 3295 } 3296 }; 3297 3298 #ifdef CONFIG_PM 3299 static int wm8994_component_suspend(struct snd_soc_component *component) 3300 { 3301 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3302 int i, ret; 3303 3304 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) { 3305 memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i], 3306 sizeof(struct wm8994_fll_config)); 3307 ret = _wm8994_set_fll(component, i + 1, 0, 0, 0); 3308 if (ret < 0) 3309 dev_warn(component->dev, "Failed to stop FLL%d: %d\n", 3310 i + 1, ret); 3311 } 3312 3313 snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF); 3314 3315 return 0; 3316 } 3317 3318 static int wm8994_component_resume(struct snd_soc_component *component) 3319 { 3320 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3321 int i, ret; 3322 3323 for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) { 3324 if (!wm8994->fll_suspend[i].out) 3325 continue; 3326 3327 ret = _wm8994_set_fll(component, i + 1, 3328 wm8994->fll_suspend[i].src, 3329 wm8994->fll_suspend[i].in, 3330 wm8994->fll_suspend[i].out); 3331 if (ret < 0) 3332 dev_warn(component->dev, "Failed to restore FLL%d: %d\n", 3333 i + 1, ret); 3334 } 3335 3336 return 0; 3337 } 3338 #else 3339 #define wm8994_component_suspend NULL 3340 #define wm8994_component_resume NULL 3341 #endif 3342 3343 static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994) 3344 { 3345 struct snd_soc_component *component = wm8994->hubs.component; 3346 struct wm8994 *control = wm8994->wm8994; 3347 struct wm8994_pdata *pdata = &control->pdata; 3348 struct snd_kcontrol_new controls[] = { 3349 SOC_ENUM_EXT("AIF1.1 EQ Mode", 3350 wm8994->retune_mobile_enum, 3351 wm8994_get_retune_mobile_enum, 3352 wm8994_put_retune_mobile_enum), 3353 SOC_ENUM_EXT("AIF1.2 EQ Mode", 3354 wm8994->retune_mobile_enum, 3355 wm8994_get_retune_mobile_enum, 3356 wm8994_put_retune_mobile_enum), 3357 SOC_ENUM_EXT("AIF2 EQ Mode", 3358 wm8994->retune_mobile_enum, 3359 wm8994_get_retune_mobile_enum, 3360 wm8994_put_retune_mobile_enum), 3361 }; 3362 int ret, i, j; 3363 const char **t; 3364 3365 /* We need an array of texts for the enum API but the number 3366 * of texts is likely to be less than the number of 3367 * configurations due to the sample rate dependency of the 3368 * configurations. */ 3369 wm8994->num_retune_mobile_texts = 0; 3370 wm8994->retune_mobile_texts = NULL; 3371 for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) { 3372 for (j = 0; j < wm8994->num_retune_mobile_texts; j++) { 3373 if (strcmp(pdata->retune_mobile_cfgs[i].name, 3374 wm8994->retune_mobile_texts[j]) == 0) 3375 break; 3376 } 3377 3378 if (j != wm8994->num_retune_mobile_texts) 3379 continue; 3380 3381 /* Expand the array... */ 3382 t = krealloc(wm8994->retune_mobile_texts, 3383 sizeof(char *) * 3384 (wm8994->num_retune_mobile_texts + 1), 3385 GFP_KERNEL); 3386 if (t == NULL) 3387 continue; 3388 3389 /* ...store the new entry... */ 3390 t[wm8994->num_retune_mobile_texts] = 3391 pdata->retune_mobile_cfgs[i].name; 3392 3393 /* ...and remember the new version. */ 3394 wm8994->num_retune_mobile_texts++; 3395 wm8994->retune_mobile_texts = t; 3396 } 3397 3398 dev_dbg(component->dev, "Allocated %d unique ReTune Mobile names\n", 3399 wm8994->num_retune_mobile_texts); 3400 3401 wm8994->retune_mobile_enum.items = wm8994->num_retune_mobile_texts; 3402 wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts; 3403 3404 ret = snd_soc_add_component_controls(wm8994->hubs.component, controls, 3405 ARRAY_SIZE(controls)); 3406 if (ret != 0) 3407 dev_err(wm8994->hubs.component->dev, 3408 "Failed to add ReTune Mobile controls: %d\n", ret); 3409 } 3410 3411 static void wm8994_handle_pdata(struct wm8994_priv *wm8994) 3412 { 3413 struct snd_soc_component *component = wm8994->hubs.component; 3414 struct wm8994 *control = wm8994->wm8994; 3415 struct wm8994_pdata *pdata = &control->pdata; 3416 int ret, i; 3417 3418 if (!pdata) 3419 return; 3420 3421 wm_hubs_handle_analogue_pdata(component, pdata->lineout1_diff, 3422 pdata->lineout2_diff, 3423 pdata->lineout1fb, 3424 pdata->lineout2fb, 3425 pdata->jd_scthr, 3426 pdata->jd_thr, 3427 pdata->micb1_delay, 3428 pdata->micb2_delay, 3429 pdata->micbias1_lvl, 3430 pdata->micbias2_lvl); 3431 3432 dev_dbg(component->dev, "%d DRC configurations\n", pdata->num_drc_cfgs); 3433 3434 if (pdata->num_drc_cfgs) { 3435 struct snd_kcontrol_new controls[] = { 3436 SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum, 3437 wm8994_get_drc_enum, wm8994_put_drc_enum), 3438 SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum, 3439 wm8994_get_drc_enum, wm8994_put_drc_enum), 3440 SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum, 3441 wm8994_get_drc_enum, wm8994_put_drc_enum), 3442 }; 3443 3444 /* We need an array of texts for the enum API */ 3445 wm8994->drc_texts = devm_kcalloc(wm8994->hubs.component->dev, 3446 pdata->num_drc_cfgs, sizeof(char *), GFP_KERNEL); 3447 if (!wm8994->drc_texts) 3448 return; 3449 3450 for (i = 0; i < pdata->num_drc_cfgs; i++) 3451 wm8994->drc_texts[i] = pdata->drc_cfgs[i].name; 3452 3453 wm8994->drc_enum.items = pdata->num_drc_cfgs; 3454 wm8994->drc_enum.texts = wm8994->drc_texts; 3455 3456 ret = snd_soc_add_component_controls(wm8994->hubs.component, controls, 3457 ARRAY_SIZE(controls)); 3458 for (i = 0; i < WM8994_NUM_DRC; i++) 3459 wm8994_set_drc(component, i); 3460 } else { 3461 ret = snd_soc_add_component_controls(wm8994->hubs.component, 3462 wm8994_drc_controls, 3463 ARRAY_SIZE(wm8994_drc_controls)); 3464 } 3465 3466 if (ret != 0) 3467 dev_err(wm8994->hubs.component->dev, 3468 "Failed to add DRC mode controls: %d\n", ret); 3469 3470 3471 dev_dbg(component->dev, "%d ReTune Mobile configurations\n", 3472 pdata->num_retune_mobile_cfgs); 3473 3474 if (pdata->num_retune_mobile_cfgs) 3475 wm8994_handle_retune_mobile_pdata(wm8994); 3476 else 3477 snd_soc_add_component_controls(wm8994->hubs.component, wm8994_eq_controls, 3478 ARRAY_SIZE(wm8994_eq_controls)); 3479 3480 for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) { 3481 if (pdata->micbias[i]) { 3482 snd_soc_component_write(component, WM8958_MICBIAS1 + i, 3483 pdata->micbias[i] & 0xffff); 3484 } 3485 } 3486 } 3487 3488 /** 3489 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ 3490 * 3491 * @component: WM8994 component 3492 * @jack: jack to report detection events on 3493 * @micbias: microphone bias to detect on 3494 * 3495 * Enable microphone detection via IRQ on the WM8994. If GPIOs are 3496 * being used to bring out signals to the processor then only platform 3497 * data configuration is needed for WM8994 and processor GPIOs should 3498 * be configured using snd_soc_jack_add_gpios() instead. 3499 * 3500 * Configuration of detection levels is available via the micbias1_lvl 3501 * and micbias2_lvl platform data members. 3502 */ 3503 int wm8994_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack, 3504 int micbias) 3505 { 3506 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 3507 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3508 struct wm8994_micdet *micdet; 3509 struct wm8994 *control = wm8994->wm8994; 3510 int reg, ret; 3511 3512 if (control->type != WM8994) { 3513 dev_warn(component->dev, "Not a WM8994\n"); 3514 return -EINVAL; 3515 } 3516 3517 pm_runtime_get_sync(component->dev); 3518 3519 switch (micbias) { 3520 case 1: 3521 micdet = &wm8994->micdet[0]; 3522 if (jack) 3523 ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1"); 3524 else 3525 ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1"); 3526 break; 3527 case 2: 3528 micdet = &wm8994->micdet[1]; 3529 if (jack) 3530 ret = snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1"); 3531 else 3532 ret = snd_soc_dapm_disable_pin(dapm, "MICBIAS1"); 3533 break; 3534 default: 3535 dev_warn(component->dev, "Invalid MICBIAS %d\n", micbias); 3536 return -EINVAL; 3537 } 3538 3539 if (ret != 0) 3540 dev_warn(component->dev, "Failed to configure MICBIAS%d: %d\n", 3541 micbias, ret); 3542 3543 dev_dbg(component->dev, "Configuring microphone detection on %d %p\n", 3544 micbias, jack); 3545 3546 /* Store the configuration */ 3547 micdet->jack = jack; 3548 micdet->detecting = true; 3549 3550 /* If either of the jacks is set up then enable detection */ 3551 if (wm8994->micdet[0].jack || wm8994->micdet[1].jack) 3552 reg = WM8994_MICD_ENA; 3553 else 3554 reg = 0; 3555 3556 snd_soc_component_update_bits(component, WM8994_MICBIAS, WM8994_MICD_ENA, reg); 3557 3558 /* enable MICDET and MICSHRT deboune */ 3559 snd_soc_component_update_bits(component, WM8994_IRQ_DEBOUNCE, 3560 WM8994_MIC1_DET_DB_MASK | WM8994_MIC1_SHRT_DB_MASK | 3561 WM8994_MIC2_DET_DB_MASK | WM8994_MIC2_SHRT_DB_MASK, 3562 WM8994_MIC1_DET_DB | WM8994_MIC1_SHRT_DB); 3563 3564 snd_soc_dapm_sync(dapm); 3565 3566 pm_runtime_put(component->dev); 3567 3568 return 0; 3569 } 3570 EXPORT_SYMBOL_GPL(wm8994_mic_detect); 3571 3572 static void wm8994_mic_work(struct work_struct *work) 3573 { 3574 struct wm8994_priv *priv = container_of(work, 3575 struct wm8994_priv, 3576 mic_work.work); 3577 struct regmap *regmap = priv->wm8994->regmap; 3578 struct device *dev = priv->wm8994->dev; 3579 unsigned int reg; 3580 int ret; 3581 int report; 3582 3583 pm_runtime_get_sync(dev); 3584 3585 ret = regmap_read(regmap, WM8994_INTERRUPT_RAW_STATUS_2, ®); 3586 if (ret < 0) { 3587 dev_err(dev, "Failed to read microphone status: %d\n", 3588 ret); 3589 pm_runtime_put(dev); 3590 return; 3591 } 3592 3593 dev_dbg(dev, "Microphone status: %x\n", reg); 3594 3595 report = 0; 3596 if (reg & WM8994_MIC1_DET_STS) { 3597 if (priv->micdet[0].detecting) 3598 report = SND_JACK_HEADSET; 3599 } 3600 if (reg & WM8994_MIC1_SHRT_STS) { 3601 if (priv->micdet[0].detecting) 3602 report = SND_JACK_HEADPHONE; 3603 else 3604 report |= SND_JACK_BTN_0; 3605 } 3606 if (report) 3607 priv->micdet[0].detecting = false; 3608 else 3609 priv->micdet[0].detecting = true; 3610 3611 snd_soc_jack_report(priv->micdet[0].jack, report, 3612 SND_JACK_HEADSET | SND_JACK_BTN_0); 3613 3614 report = 0; 3615 if (reg & WM8994_MIC2_DET_STS) { 3616 if (priv->micdet[1].detecting) 3617 report = SND_JACK_HEADSET; 3618 } 3619 if (reg & WM8994_MIC2_SHRT_STS) { 3620 if (priv->micdet[1].detecting) 3621 report = SND_JACK_HEADPHONE; 3622 else 3623 report |= SND_JACK_BTN_0; 3624 } 3625 if (report) 3626 priv->micdet[1].detecting = false; 3627 else 3628 priv->micdet[1].detecting = true; 3629 3630 snd_soc_jack_report(priv->micdet[1].jack, report, 3631 SND_JACK_HEADSET | SND_JACK_BTN_0); 3632 3633 pm_runtime_put(dev); 3634 } 3635 3636 static irqreturn_t wm8994_mic_irq(int irq, void *data) 3637 { 3638 struct wm8994_priv *priv = data; 3639 struct snd_soc_component *component = priv->hubs.component; 3640 3641 #ifndef CONFIG_SND_SOC_WM8994_MODULE 3642 trace_snd_soc_jack_irq(dev_name(component->dev)); 3643 #endif 3644 3645 pm_wakeup_event(component->dev, 300); 3646 3647 queue_delayed_work(system_power_efficient_wq, 3648 &priv->mic_work, msecs_to_jiffies(250)); 3649 3650 return IRQ_HANDLED; 3651 } 3652 3653 /* Should be called with accdet_lock held */ 3654 static void wm1811_micd_stop(struct snd_soc_component *component) 3655 { 3656 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 3657 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3658 3659 if (!wm8994->jackdet) 3660 return; 3661 3662 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0); 3663 3664 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK); 3665 3666 if (wm8994->wm8994->pdata.jd_ext_cap) 3667 snd_soc_dapm_disable_pin(dapm, "MICBIAS2"); 3668 } 3669 3670 static void wm8958_button_det(struct snd_soc_component *component, u16 status) 3671 { 3672 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3673 int report; 3674 3675 report = 0; 3676 if (status & 0x4) 3677 report |= SND_JACK_BTN_0; 3678 3679 if (status & 0x8) 3680 report |= SND_JACK_BTN_1; 3681 3682 if (status & 0x10) 3683 report |= SND_JACK_BTN_2; 3684 3685 if (status & 0x20) 3686 report |= SND_JACK_BTN_3; 3687 3688 if (status & 0x40) 3689 report |= SND_JACK_BTN_4; 3690 3691 if (status & 0x80) 3692 report |= SND_JACK_BTN_5; 3693 3694 snd_soc_jack_report(wm8994->micdet[0].jack, report, 3695 wm8994->btn_mask); 3696 } 3697 3698 static void wm8958_open_circuit_work(struct work_struct *work) 3699 { 3700 struct wm8994_priv *wm8994 = container_of(work, 3701 struct wm8994_priv, 3702 open_circuit_work.work); 3703 struct device *dev = wm8994->wm8994->dev; 3704 3705 mutex_lock(&wm8994->accdet_lock); 3706 3707 wm1811_micd_stop(wm8994->hubs.component); 3708 3709 dev_dbg(dev, "Reporting open circuit\n"); 3710 3711 wm8994->jack_mic = false; 3712 wm8994->mic_detecting = true; 3713 3714 wm8958_micd_set_rate(wm8994->hubs.component); 3715 3716 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 3717 wm8994->btn_mask | 3718 SND_JACK_HEADSET); 3719 3720 mutex_unlock(&wm8994->accdet_lock); 3721 } 3722 3723 static void wm8958_mic_id(void *data, u16 status) 3724 { 3725 struct snd_soc_component *component = data; 3726 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3727 3728 /* Either nothing present or just starting detection */ 3729 if (!(status & WM8958_MICD_STS)) { 3730 /* If nothing present then clear our statuses */ 3731 dev_dbg(component->dev, "Detected open circuit\n"); 3732 3733 queue_delayed_work(system_power_efficient_wq, 3734 &wm8994->open_circuit_work, 3735 msecs_to_jiffies(2500)); 3736 return; 3737 } 3738 3739 /* If the measurement is showing a high impedence we've got a 3740 * microphone. 3741 */ 3742 if (status & 0x600) { 3743 dev_dbg(component->dev, "Detected microphone\n"); 3744 3745 wm8994->mic_detecting = false; 3746 wm8994->jack_mic = true; 3747 3748 wm8958_micd_set_rate(component); 3749 3750 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET, 3751 SND_JACK_HEADSET); 3752 } 3753 3754 3755 if (status & 0xfc) { 3756 dev_dbg(component->dev, "Detected headphone\n"); 3757 wm8994->mic_detecting = false; 3758 3759 wm8958_micd_set_rate(component); 3760 3761 /* If we have jackdet that will detect removal */ 3762 wm1811_micd_stop(component); 3763 3764 snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE, 3765 SND_JACK_HEADSET); 3766 } 3767 } 3768 3769 /* Deferred mic detection to allow for extra settling time */ 3770 static void wm1811_mic_work(struct work_struct *work) 3771 { 3772 struct wm8994_priv *wm8994 = container_of(work, struct wm8994_priv, 3773 mic_work.work); 3774 struct wm8994 *control = wm8994->wm8994; 3775 struct snd_soc_component *component = wm8994->hubs.component; 3776 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 3777 3778 pm_runtime_get_sync(component->dev); 3779 3780 /* If required for an external cap force MICBIAS on */ 3781 if (control->pdata.jd_ext_cap) { 3782 snd_soc_dapm_force_enable_pin(dapm, "MICBIAS2"); 3783 snd_soc_dapm_sync(dapm); 3784 } 3785 3786 mutex_lock(&wm8994->accdet_lock); 3787 3788 dev_dbg(component->dev, "Starting mic detection\n"); 3789 3790 /* Use a user-supplied callback if we have one */ 3791 if (wm8994->micd_cb) { 3792 wm8994->micd_cb(wm8994->micd_cb_data); 3793 } else { 3794 /* 3795 * Start off measument of microphone impedence to find out 3796 * what's actually there. 3797 */ 3798 wm8994->mic_detecting = true; 3799 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_MIC); 3800 3801 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, 3802 WM8958_MICD_ENA, WM8958_MICD_ENA); 3803 } 3804 3805 mutex_unlock(&wm8994->accdet_lock); 3806 3807 pm_runtime_put(component->dev); 3808 } 3809 3810 static irqreturn_t wm1811_jackdet_irq(int irq, void *data) 3811 { 3812 struct wm8994_priv *wm8994 = data; 3813 struct wm8994 *control = wm8994->wm8994; 3814 struct snd_soc_component *component = wm8994->hubs.component; 3815 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 3816 int reg, delay; 3817 bool present; 3818 3819 pm_runtime_get_sync(component->dev); 3820 3821 cancel_delayed_work_sync(&wm8994->mic_complete_work); 3822 3823 mutex_lock(&wm8994->accdet_lock); 3824 3825 reg = snd_soc_component_read(component, WM1811_JACKDET_CTRL); 3826 if (reg < 0) { 3827 dev_err(component->dev, "Failed to read jack status: %d\n", reg); 3828 mutex_unlock(&wm8994->accdet_lock); 3829 pm_runtime_put(component->dev); 3830 return IRQ_NONE; 3831 } 3832 3833 dev_dbg(component->dev, "JACKDET %x\n", reg); 3834 3835 present = reg & WM1811_JACKDET_LVL; 3836 3837 if (present) { 3838 dev_dbg(component->dev, "Jack detected\n"); 3839 3840 wm8958_micd_set_rate(component); 3841 3842 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 3843 WM8958_MICB2_DISCH, 0); 3844 3845 /* Disable debounce while inserted */ 3846 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL, 3847 WM1811_JACKDET_DB, 0); 3848 3849 delay = control->pdata.micdet_delay; 3850 queue_delayed_work(system_power_efficient_wq, 3851 &wm8994->mic_work, 3852 msecs_to_jiffies(delay)); 3853 } else { 3854 dev_dbg(component->dev, "Jack not detected\n"); 3855 3856 /* Release wm8994->accdet_lock to avoid deadlock: 3857 * cancel_delayed_work_sync() takes wm8994->mic_work internal 3858 * lock and wm1811_mic_work takes wm8994->accdet_lock */ 3859 mutex_unlock(&wm8994->accdet_lock); 3860 cancel_delayed_work_sync(&wm8994->mic_work); 3861 mutex_lock(&wm8994->accdet_lock); 3862 3863 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 3864 WM8958_MICB2_DISCH, WM8958_MICB2_DISCH); 3865 3866 /* Enable debounce while removed */ 3867 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL, 3868 WM1811_JACKDET_DB, WM1811_JACKDET_DB); 3869 3870 wm8994->mic_detecting = false; 3871 wm8994->jack_mic = false; 3872 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, 3873 WM8958_MICD_ENA, 0); 3874 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_JACK); 3875 } 3876 3877 mutex_unlock(&wm8994->accdet_lock); 3878 3879 /* Turn off MICBIAS if it was on for an external cap */ 3880 if (control->pdata.jd_ext_cap && !present) 3881 snd_soc_dapm_disable_pin(dapm, "MICBIAS2"); 3882 3883 if (present) 3884 snd_soc_jack_report(wm8994->micdet[0].jack, 3885 SND_JACK_MECHANICAL, SND_JACK_MECHANICAL); 3886 else 3887 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 3888 SND_JACK_MECHANICAL | SND_JACK_HEADSET | 3889 wm8994->btn_mask); 3890 3891 /* Since we only report deltas force an update, ensures we 3892 * avoid bootstrapping issues with the core. */ 3893 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 0); 3894 3895 pm_runtime_put(component->dev); 3896 return IRQ_HANDLED; 3897 } 3898 3899 static void wm1811_jackdet_bootstrap(struct work_struct *work) 3900 { 3901 struct wm8994_priv *wm8994 = container_of(work, 3902 struct wm8994_priv, 3903 jackdet_bootstrap.work); 3904 wm1811_jackdet_irq(0, wm8994); 3905 } 3906 3907 /** 3908 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ 3909 * 3910 * @component: WM8958 component 3911 * @jack: jack to report detection events on 3912 * @det_cb: detection callback 3913 * @det_cb_data: data for detection callback 3914 * @id_cb: mic id callback 3915 * @id_cb_data: data for mic id callback 3916 * 3917 * Enable microphone detection functionality for the WM8958. By 3918 * default simple detection which supports the detection of up to 6 3919 * buttons plus video and microphone functionality is supported. 3920 * 3921 * The WM8958 has an advanced jack detection facility which is able to 3922 * support complex accessory detection, especially when used in 3923 * conjunction with external circuitry. In order to provide maximum 3924 * flexiblity a callback is provided which allows a completely custom 3925 * detection algorithm. 3926 */ 3927 int wm8958_mic_detect(struct snd_soc_component *component, struct snd_soc_jack *jack, 3928 wm1811_micdet_cb det_cb, void *det_cb_data, 3929 wm1811_mic_id_cb id_cb, void *id_cb_data) 3930 { 3931 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 3932 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 3933 struct wm8994 *control = wm8994->wm8994; 3934 u16 micd_lvl_sel; 3935 3936 switch (control->type) { 3937 case WM1811: 3938 case WM8958: 3939 break; 3940 default: 3941 return -EINVAL; 3942 } 3943 3944 pm_runtime_get_sync(component->dev); 3945 3946 if (jack) { 3947 snd_soc_dapm_force_enable_pin(dapm, "CLK_SYS"); 3948 snd_soc_dapm_sync(dapm); 3949 3950 wm8994->micdet[0].jack = jack; 3951 3952 if (det_cb) { 3953 wm8994->micd_cb = det_cb; 3954 wm8994->micd_cb_data = det_cb_data; 3955 } else { 3956 wm8994->mic_detecting = true; 3957 wm8994->jack_mic = false; 3958 } 3959 3960 if (id_cb) { 3961 wm8994->mic_id_cb = id_cb; 3962 wm8994->mic_id_cb_data = id_cb_data; 3963 } else { 3964 wm8994->mic_id_cb = wm8958_mic_id; 3965 wm8994->mic_id_cb_data = component; 3966 } 3967 3968 wm8958_micd_set_rate(component); 3969 3970 /* Detect microphones and short circuits by default */ 3971 if (control->pdata.micd_lvl_sel) 3972 micd_lvl_sel = control->pdata.micd_lvl_sel; 3973 else 3974 micd_lvl_sel = 0x41; 3975 3976 wm8994->btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 | 3977 SND_JACK_BTN_2 | SND_JACK_BTN_3 | 3978 SND_JACK_BTN_4 | SND_JACK_BTN_5; 3979 3980 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_2, 3981 WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel); 3982 3983 WARN_ON(snd_soc_component_get_bias_level(component) > SND_SOC_BIAS_STANDBY); 3984 3985 /* 3986 * If we can use jack detection start off with that, 3987 * otherwise jump straight to microphone detection. 3988 */ 3989 if (wm8994->jackdet) { 3990 /* Disable debounce for the initial detect */ 3991 snd_soc_component_update_bits(component, WM1811_JACKDET_CTRL, 3992 WM1811_JACKDET_DB, 0); 3993 3994 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 3995 WM8958_MICB2_DISCH, 3996 WM8958_MICB2_DISCH); 3997 snd_soc_component_update_bits(component, WM8994_LDO_1, 3998 WM8994_LDO1_DISCH, 0); 3999 wm1811_jackdet_set_mode(component, 4000 WM1811_JACKDET_MODE_JACK); 4001 } else { 4002 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, 4003 WM8958_MICD_ENA, WM8958_MICD_ENA); 4004 } 4005 4006 } else { 4007 snd_soc_component_update_bits(component, WM8958_MIC_DETECT_1, 4008 WM8958_MICD_ENA, 0); 4009 wm1811_jackdet_set_mode(component, WM1811_JACKDET_MODE_NONE); 4010 snd_soc_dapm_disable_pin(dapm, "CLK_SYS"); 4011 snd_soc_dapm_sync(dapm); 4012 } 4013 4014 pm_runtime_put(component->dev); 4015 4016 return 0; 4017 } 4018 EXPORT_SYMBOL_GPL(wm8958_mic_detect); 4019 4020 static void wm8958_mic_work(struct work_struct *work) 4021 { 4022 struct wm8994_priv *wm8994 = container_of(work, 4023 struct wm8994_priv, 4024 mic_complete_work.work); 4025 struct snd_soc_component *component = wm8994->hubs.component; 4026 4027 pm_runtime_get_sync(component->dev); 4028 4029 mutex_lock(&wm8994->accdet_lock); 4030 4031 wm8994->mic_id_cb(wm8994->mic_id_cb_data, wm8994->mic_status); 4032 4033 mutex_unlock(&wm8994->accdet_lock); 4034 4035 pm_runtime_put(component->dev); 4036 } 4037 4038 static irqreturn_t wm8958_mic_irq(int irq, void *data) 4039 { 4040 struct wm8994_priv *wm8994 = data; 4041 struct snd_soc_component *component = wm8994->hubs.component; 4042 int reg, count, ret, id_delay; 4043 4044 /* 4045 * Jack detection may have detected a removal simulataneously 4046 * with an update of the MICDET status; if so it will have 4047 * stopped detection and we can ignore this interrupt. 4048 */ 4049 if (!(snd_soc_component_read(component, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA)) 4050 return IRQ_HANDLED; 4051 4052 cancel_delayed_work_sync(&wm8994->mic_complete_work); 4053 cancel_delayed_work_sync(&wm8994->open_circuit_work); 4054 4055 pm_runtime_get_sync(component->dev); 4056 4057 /* We may occasionally read a detection without an impedence 4058 * range being provided - if that happens loop again. 4059 */ 4060 count = 10; 4061 do { 4062 reg = snd_soc_component_read(component, WM8958_MIC_DETECT_3); 4063 if (reg < 0) { 4064 dev_err(component->dev, 4065 "Failed to read mic detect status: %d\n", 4066 reg); 4067 pm_runtime_put(component->dev); 4068 return IRQ_NONE; 4069 } 4070 4071 if (!(reg & WM8958_MICD_VALID)) { 4072 dev_dbg(component->dev, "Mic detect data not valid\n"); 4073 goto out; 4074 } 4075 4076 if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK)) 4077 break; 4078 4079 msleep(1); 4080 } while (count--); 4081 4082 if (count == 0) 4083 dev_warn(component->dev, "No impedance range reported for jack\n"); 4084 4085 #ifndef CONFIG_SND_SOC_WM8994_MODULE 4086 trace_snd_soc_jack_irq(dev_name(component->dev)); 4087 #endif 4088 4089 /* Avoid a transient report when the accessory is being removed */ 4090 if (wm8994->jackdet) { 4091 ret = snd_soc_component_read(component, WM1811_JACKDET_CTRL); 4092 if (ret < 0) { 4093 dev_err(component->dev, "Failed to read jack status: %d\n", 4094 ret); 4095 } else if (!(ret & WM1811_JACKDET_LVL)) { 4096 dev_dbg(component->dev, "Ignoring removed jack\n"); 4097 goto out; 4098 } 4099 } else if (!(reg & WM8958_MICD_STS)) { 4100 snd_soc_jack_report(wm8994->micdet[0].jack, 0, 4101 SND_JACK_MECHANICAL | SND_JACK_HEADSET | 4102 wm8994->btn_mask); 4103 wm8994->mic_detecting = true; 4104 goto out; 4105 } 4106 4107 wm8994->mic_status = reg; 4108 id_delay = wm8994->wm8994->pdata.mic_id_delay; 4109 4110 if (wm8994->mic_detecting) 4111 queue_delayed_work(system_power_efficient_wq, 4112 &wm8994->mic_complete_work, 4113 msecs_to_jiffies(id_delay)); 4114 else 4115 wm8958_button_det(component, reg); 4116 4117 out: 4118 pm_runtime_put(component->dev); 4119 return IRQ_HANDLED; 4120 } 4121 4122 static irqreturn_t wm8994_fifo_error(int irq, void *data) 4123 { 4124 struct snd_soc_component *component = data; 4125 4126 dev_err(component->dev, "FIFO error\n"); 4127 4128 return IRQ_HANDLED; 4129 } 4130 4131 static irqreturn_t wm8994_temp_warn(int irq, void *data) 4132 { 4133 struct snd_soc_component *component = data; 4134 4135 dev_err(component->dev, "Thermal warning\n"); 4136 4137 return IRQ_HANDLED; 4138 } 4139 4140 static irqreturn_t wm8994_temp_shut(int irq, void *data) 4141 { 4142 struct snd_soc_component *component = data; 4143 4144 dev_crit(component->dev, "Thermal shutdown\n"); 4145 4146 return IRQ_HANDLED; 4147 } 4148 4149 static int wm8994_component_probe(struct snd_soc_component *component) 4150 { 4151 struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); 4152 struct wm8994 *control = dev_get_drvdata(component->dev->parent); 4153 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 4154 unsigned int reg; 4155 int ret, i; 4156 4157 snd_soc_component_init_regmap(component, control->regmap); 4158 4159 wm8994->hubs.component = component; 4160 4161 mutex_init(&wm8994->accdet_lock); 4162 INIT_DELAYED_WORK(&wm8994->jackdet_bootstrap, 4163 wm1811_jackdet_bootstrap); 4164 INIT_DELAYED_WORK(&wm8994->open_circuit_work, 4165 wm8958_open_circuit_work); 4166 4167 switch (control->type) { 4168 case WM8994: 4169 INIT_DELAYED_WORK(&wm8994->mic_work, wm8994_mic_work); 4170 break; 4171 case WM1811: 4172 INIT_DELAYED_WORK(&wm8994->mic_work, wm1811_mic_work); 4173 break; 4174 default: 4175 break; 4176 } 4177 4178 INIT_DELAYED_WORK(&wm8994->mic_complete_work, wm8958_mic_work); 4179 4180 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4181 init_completion(&wm8994->fll_locked[i]); 4182 4183 wm8994->micdet_irq = control->pdata.micdet_irq; 4184 4185 /* By default use idle_bias_off, will override for WM8994 */ 4186 dapm->idle_bias_off = 1; 4187 4188 /* Set revision-specific configuration */ 4189 switch (control->type) { 4190 case WM8994: 4191 /* Single ended line outputs should have VMID on. */ 4192 if (!control->pdata.lineout1_diff || 4193 !control->pdata.lineout2_diff) 4194 dapm->idle_bias_off = 0; 4195 4196 switch (control->revision) { 4197 case 2: 4198 case 3: 4199 wm8994->hubs.dcs_codes_l = -5; 4200 wm8994->hubs.dcs_codes_r = -5; 4201 wm8994->hubs.hp_startup_mode = 1; 4202 wm8994->hubs.dcs_readback_mode = 1; 4203 wm8994->hubs.series_startup = 1; 4204 break; 4205 default: 4206 wm8994->hubs.dcs_readback_mode = 2; 4207 break; 4208 } 4209 wm8994->hubs.micd_scthr = true; 4210 break; 4211 4212 case WM8958: 4213 wm8994->hubs.dcs_readback_mode = 1; 4214 wm8994->hubs.hp_startup_mode = 1; 4215 wm8994->hubs.micd_scthr = true; 4216 4217 switch (control->revision) { 4218 case 0: 4219 break; 4220 default: 4221 wm8994->fll_byp = true; 4222 break; 4223 } 4224 break; 4225 4226 case WM1811: 4227 wm8994->hubs.dcs_readback_mode = 2; 4228 wm8994->hubs.no_series_update = 1; 4229 wm8994->hubs.hp_startup_mode = 1; 4230 wm8994->hubs.no_cache_dac_hp_direct = true; 4231 wm8994->fll_byp = true; 4232 4233 wm8994->hubs.dcs_codes_l = -9; 4234 wm8994->hubs.dcs_codes_r = -7; 4235 4236 snd_soc_component_update_bits(component, WM8994_ANALOGUE_HP_1, 4237 WM1811_HPOUT1_ATTN, WM1811_HPOUT1_ATTN); 4238 break; 4239 4240 default: 4241 break; 4242 } 4243 4244 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, 4245 wm8994_fifo_error, "FIFO error", component); 4246 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, 4247 wm8994_temp_warn, "Thermal warning", component); 4248 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, 4249 wm8994_temp_shut, "Thermal shutdown", component); 4250 4251 switch (control->type) { 4252 case WM8994: 4253 if (wm8994->micdet_irq) 4254 ret = request_threaded_irq(wm8994->micdet_irq, NULL, 4255 wm8994_mic_irq, 4256 IRQF_TRIGGER_RISING | 4257 IRQF_ONESHOT, 4258 "Mic1 detect", 4259 wm8994); 4260 else 4261 ret = wm8994_request_irq(wm8994->wm8994, 4262 WM8994_IRQ_MIC1_DET, 4263 wm8994_mic_irq, "Mic 1 detect", 4264 wm8994); 4265 4266 if (ret != 0) 4267 dev_warn(component->dev, 4268 "Failed to request Mic1 detect IRQ: %d\n", 4269 ret); 4270 4271 4272 ret = wm8994_request_irq(wm8994->wm8994, 4273 WM8994_IRQ_MIC1_SHRT, 4274 wm8994_mic_irq, "Mic 1 short", 4275 wm8994); 4276 if (ret != 0) 4277 dev_warn(component->dev, 4278 "Failed to request Mic1 short IRQ: %d\n", 4279 ret); 4280 4281 ret = wm8994_request_irq(wm8994->wm8994, 4282 WM8994_IRQ_MIC2_DET, 4283 wm8994_mic_irq, "Mic 2 detect", 4284 wm8994); 4285 if (ret != 0) 4286 dev_warn(component->dev, 4287 "Failed to request Mic2 detect IRQ: %d\n", 4288 ret); 4289 4290 ret = wm8994_request_irq(wm8994->wm8994, 4291 WM8994_IRQ_MIC2_SHRT, 4292 wm8994_mic_irq, "Mic 2 short", 4293 wm8994); 4294 if (ret != 0) 4295 dev_warn(component->dev, 4296 "Failed to request Mic2 short IRQ: %d\n", 4297 ret); 4298 break; 4299 4300 case WM8958: 4301 case WM1811: 4302 if (wm8994->micdet_irq) { 4303 ret = request_threaded_irq(wm8994->micdet_irq, NULL, 4304 wm8958_mic_irq, 4305 IRQF_TRIGGER_RISING | 4306 IRQF_ONESHOT, 4307 "Mic detect", 4308 wm8994); 4309 if (ret != 0) 4310 dev_warn(component->dev, 4311 "Failed to request Mic detect IRQ: %d\n", 4312 ret); 4313 } else { 4314 wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET, 4315 wm8958_mic_irq, "Mic detect", 4316 wm8994); 4317 } 4318 } 4319 4320 switch (control->type) { 4321 case WM1811: 4322 if (control->cust_id > 1 || control->revision > 1) { 4323 ret = wm8994_request_irq(wm8994->wm8994, 4324 WM8994_IRQ_GPIO(6), 4325 wm1811_jackdet_irq, "JACKDET", 4326 wm8994); 4327 if (ret == 0) 4328 wm8994->jackdet = true; 4329 } 4330 break; 4331 default: 4332 break; 4333 } 4334 4335 wm8994->fll_locked_irq = true; 4336 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) { 4337 ret = wm8994_request_irq(wm8994->wm8994, 4338 WM8994_IRQ_FLL1_LOCK + i, 4339 wm8994_fll_locked_irq, "FLL lock", 4340 &wm8994->fll_locked[i]); 4341 if (ret != 0) 4342 wm8994->fll_locked_irq = false; 4343 } 4344 4345 /* Make sure we can read from the GPIOs if they're inputs */ 4346 pm_runtime_get_sync(component->dev); 4347 4348 /* Remember if AIFnLRCLK is configured as a GPIO. This should be 4349 * configured on init - if a system wants to do this dynamically 4350 * at runtime we can deal with that then. 4351 */ 4352 ret = regmap_read(control->regmap, WM8994_GPIO_1, ®); 4353 if (ret < 0) { 4354 dev_err(component->dev, "Failed to read GPIO1 state: %d\n", ret); 4355 goto err_irq; 4356 } 4357 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) { 4358 wm8994->lrclk_shared[0] = 1; 4359 wm8994_dai[0].symmetric_rate = 1; 4360 } else { 4361 wm8994->lrclk_shared[0] = 0; 4362 } 4363 4364 ret = regmap_read(control->regmap, WM8994_GPIO_6, ®); 4365 if (ret < 0) { 4366 dev_err(component->dev, "Failed to read GPIO6 state: %d\n", ret); 4367 goto err_irq; 4368 } 4369 if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) { 4370 wm8994->lrclk_shared[1] = 1; 4371 wm8994_dai[1].symmetric_rate = 1; 4372 } else { 4373 wm8994->lrclk_shared[1] = 0; 4374 } 4375 4376 pm_runtime_put(component->dev); 4377 4378 /* Latch volume update bits */ 4379 for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++) 4380 snd_soc_component_update_bits(component, wm8994_vu_bits[i].reg, 4381 wm8994_vu_bits[i].mask, 4382 wm8994_vu_bits[i].mask); 4383 4384 if (control->type != WM1811) { 4385 for (i = 0; i < ARRAY_SIZE(wm8994_adc2_dac2_vu_bits); i++) 4386 snd_soc_component_update_bits(component, 4387 wm8994_adc2_dac2_vu_bits[i].reg, 4388 wm8994_adc2_dac2_vu_bits[i].mask, 4389 wm8994_adc2_dac2_vu_bits[i].mask); 4390 } 4391 4392 /* Set the low bit of the 3D stereo depth so TLV matches */ 4393 snd_soc_component_update_bits(component, WM8994_AIF1_DAC1_FILTERS_2, 4394 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT, 4395 1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT); 4396 snd_soc_component_update_bits(component, WM8994_AIF1_DAC2_FILTERS_2, 4397 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT, 4398 1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT); 4399 snd_soc_component_update_bits(component, WM8994_AIF2_DAC_FILTERS_2, 4400 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT, 4401 1 << WM8994_AIF2DAC_3D_GAIN_SHIFT); 4402 4403 /* Unconditionally enable AIF1 ADC TDM mode on chips which can 4404 * use this; it only affects behaviour on idle TDM clock 4405 * cycles. */ 4406 switch (control->type) { 4407 case WM8994: 4408 case WM8958: 4409 snd_soc_component_update_bits(component, WM8994_AIF1_CONTROL_1, 4410 WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM); 4411 break; 4412 default: 4413 break; 4414 } 4415 4416 /* Put MICBIAS into bypass mode by default on newer devices */ 4417 switch (control->type) { 4418 case WM8958: 4419 case WM1811: 4420 snd_soc_component_update_bits(component, WM8958_MICBIAS1, 4421 WM8958_MICB1_MODE, WM8958_MICB1_MODE); 4422 snd_soc_component_update_bits(component, WM8958_MICBIAS2, 4423 WM8958_MICB2_MODE, WM8958_MICB2_MODE); 4424 break; 4425 default: 4426 break; 4427 } 4428 4429 wm8994->hubs.check_class_w_digital = wm8994_check_class_w_digital; 4430 wm_hubs_update_class_w(component); 4431 4432 wm8994_handle_pdata(wm8994); 4433 4434 wm_hubs_add_analogue_controls(component); 4435 snd_soc_add_component_controls(component, wm8994_common_snd_controls, 4436 ARRAY_SIZE(wm8994_common_snd_controls)); 4437 snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets, 4438 ARRAY_SIZE(wm8994_dapm_widgets)); 4439 4440 switch (control->type) { 4441 case WM8994: 4442 snd_soc_add_component_controls(component, wm8994_snd_controls, 4443 ARRAY_SIZE(wm8994_snd_controls)); 4444 snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets, 4445 ARRAY_SIZE(wm8994_specific_dapm_widgets)); 4446 if (control->revision < 4) { 4447 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets, 4448 ARRAY_SIZE(wm8994_lateclk_revd_widgets)); 4449 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets, 4450 ARRAY_SIZE(wm8994_adc_revd_widgets)); 4451 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets, 4452 ARRAY_SIZE(wm8994_dac_revd_widgets)); 4453 } else { 4454 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4455 ARRAY_SIZE(wm8994_lateclk_widgets)); 4456 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4457 ARRAY_SIZE(wm8994_adc_widgets)); 4458 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4459 ARRAY_SIZE(wm8994_dac_widgets)); 4460 } 4461 break; 4462 case WM8958: 4463 snd_soc_add_component_controls(component, wm8994_snd_controls, 4464 ARRAY_SIZE(wm8994_snd_controls)); 4465 snd_soc_add_component_controls(component, wm8958_snd_controls, 4466 ARRAY_SIZE(wm8958_snd_controls)); 4467 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets, 4468 ARRAY_SIZE(wm8958_dapm_widgets)); 4469 if (control->revision < 1) { 4470 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets, 4471 ARRAY_SIZE(wm8994_lateclk_revd_widgets)); 4472 snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets, 4473 ARRAY_SIZE(wm8994_adc_revd_widgets)); 4474 snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets, 4475 ARRAY_SIZE(wm8994_dac_revd_widgets)); 4476 } else { 4477 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4478 ARRAY_SIZE(wm8994_lateclk_widgets)); 4479 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4480 ARRAY_SIZE(wm8994_adc_widgets)); 4481 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4482 ARRAY_SIZE(wm8994_dac_widgets)); 4483 } 4484 break; 4485 4486 case WM1811: 4487 snd_soc_add_component_controls(component, wm8958_snd_controls, 4488 ARRAY_SIZE(wm8958_snd_controls)); 4489 snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets, 4490 ARRAY_SIZE(wm8958_dapm_widgets)); 4491 snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets, 4492 ARRAY_SIZE(wm8994_lateclk_widgets)); 4493 snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets, 4494 ARRAY_SIZE(wm8994_adc_widgets)); 4495 snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets, 4496 ARRAY_SIZE(wm8994_dac_widgets)); 4497 break; 4498 } 4499 4500 wm_hubs_add_analogue_routes(component, 0, 0); 4501 ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4502 wm_hubs_dcs_done, "DC servo done", 4503 &wm8994->hubs); 4504 if (ret == 0) 4505 wm8994->hubs.dcs_done_irq = true; 4506 snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon)); 4507 4508 switch (control->type) { 4509 case WM8994: 4510 snd_soc_dapm_add_routes(dapm, wm8994_intercon, 4511 ARRAY_SIZE(wm8994_intercon)); 4512 4513 if (control->revision < 4) { 4514 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon, 4515 ARRAY_SIZE(wm8994_revd_intercon)); 4516 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon, 4517 ARRAY_SIZE(wm8994_lateclk_revd_intercon)); 4518 } else { 4519 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4520 ARRAY_SIZE(wm8994_lateclk_intercon)); 4521 } 4522 break; 4523 case WM8958: 4524 if (control->revision < 1) { 4525 snd_soc_dapm_add_routes(dapm, wm8994_intercon, 4526 ARRAY_SIZE(wm8994_intercon)); 4527 snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon, 4528 ARRAY_SIZE(wm8994_revd_intercon)); 4529 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon, 4530 ARRAY_SIZE(wm8994_lateclk_revd_intercon)); 4531 } else { 4532 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4533 ARRAY_SIZE(wm8994_lateclk_intercon)); 4534 snd_soc_dapm_add_routes(dapm, wm8958_intercon, 4535 ARRAY_SIZE(wm8958_intercon)); 4536 } 4537 4538 wm8958_dsp2_init(component); 4539 break; 4540 case WM1811: 4541 snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon, 4542 ARRAY_SIZE(wm8994_lateclk_intercon)); 4543 snd_soc_dapm_add_routes(dapm, wm8958_intercon, 4544 ARRAY_SIZE(wm8958_intercon)); 4545 break; 4546 } 4547 4548 return 0; 4549 4550 err_irq: 4551 if (wm8994->jackdet) 4552 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994); 4553 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_SHRT, wm8994); 4554 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, wm8994); 4555 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, wm8994); 4556 if (wm8994->micdet_irq) 4557 free_irq(wm8994->micdet_irq, wm8994); 4558 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4559 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i, 4560 &wm8994->fll_locked[i]); 4561 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4562 &wm8994->hubs); 4563 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component); 4564 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component); 4565 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component); 4566 4567 return ret; 4568 } 4569 4570 static void wm8994_component_remove(struct snd_soc_component *component) 4571 { 4572 struct wm8994_priv *wm8994 = snd_soc_component_get_drvdata(component); 4573 struct wm8994 *control = wm8994->wm8994; 4574 int i; 4575 4576 for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) 4577 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i, 4578 &wm8994->fll_locked[i]); 4579 4580 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE, 4581 &wm8994->hubs); 4582 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, component); 4583 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, component); 4584 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, component); 4585 4586 if (wm8994->jackdet) 4587 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994); 4588 4589 switch (control->type) { 4590 case WM8994: 4591 if (wm8994->micdet_irq) 4592 free_irq(wm8994->micdet_irq, wm8994); 4593 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, 4594 wm8994); 4595 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, 4596 wm8994); 4597 wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET, 4598 wm8994); 4599 break; 4600 4601 case WM1811: 4602 case WM8958: 4603 if (wm8994->micdet_irq) 4604 free_irq(wm8994->micdet_irq, wm8994); 4605 break; 4606 } 4607 release_firmware(wm8994->mbc); 4608 release_firmware(wm8994->mbc_vss); 4609 release_firmware(wm8994->enh_eq); 4610 kfree(wm8994->retune_mobile_texts); 4611 } 4612 4613 static const struct snd_soc_component_driver soc_component_dev_wm8994 = { 4614 .probe = wm8994_component_probe, 4615 .remove = wm8994_component_remove, 4616 .suspend = wm8994_component_suspend, 4617 .resume = wm8994_component_resume, 4618 .set_bias_level = wm8994_set_bias_level, 4619 .idle_bias_on = 1, 4620 .use_pmdown_time = 1, 4621 .endianness = 1, 4622 }; 4623 4624 static int wm8994_probe(struct platform_device *pdev) 4625 { 4626 struct wm8994_priv *wm8994; 4627 int ret; 4628 4629 wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv), 4630 GFP_KERNEL); 4631 if (wm8994 == NULL) 4632 return -ENOMEM; 4633 platform_set_drvdata(pdev, wm8994); 4634 4635 mutex_init(&wm8994->fw_lock); 4636 4637 wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent); 4638 4639 wm8994->mclk[WM8994_MCLK1].id = "MCLK1"; 4640 wm8994->mclk[WM8994_MCLK2].id = "MCLK2"; 4641 4642 ret = devm_clk_bulk_get_optional(pdev->dev.parent, ARRAY_SIZE(wm8994->mclk), 4643 wm8994->mclk); 4644 if (ret < 0) { 4645 dev_err(&pdev->dev, "Failed to get clocks: %d\n", ret); 4646 return ret; 4647 } 4648 4649 pm_runtime_enable(&pdev->dev); 4650 pm_runtime_idle(&pdev->dev); 4651 4652 ret = devm_snd_soc_register_component(&pdev->dev, &soc_component_dev_wm8994, 4653 wm8994_dai, ARRAY_SIZE(wm8994_dai)); 4654 if (ret < 0) 4655 pm_runtime_disable(&pdev->dev); 4656 4657 return ret; 4658 } 4659 4660 static void wm8994_remove(struct platform_device *pdev) 4661 { 4662 pm_runtime_disable(&pdev->dev); 4663 } 4664 4665 #ifdef CONFIG_PM_SLEEP 4666 static int wm8994_suspend(struct device *dev) 4667 { 4668 struct wm8994_priv *wm8994 = dev_get_drvdata(dev); 4669 4670 /* Drop down to power saving mode when system is suspended */ 4671 if (wm8994->jackdet && !wm8994->active_refcount) 4672 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2, 4673 WM1811_JACKDET_MODE_MASK, 4674 wm8994->jackdet_mode); 4675 4676 return 0; 4677 } 4678 4679 static int wm8994_resume(struct device *dev) 4680 { 4681 struct wm8994_priv *wm8994 = dev_get_drvdata(dev); 4682 4683 if (wm8994->jackdet && wm8994->jackdet_mode) 4684 regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2, 4685 WM1811_JACKDET_MODE_MASK, 4686 WM1811_JACKDET_MODE_AUDIO); 4687 4688 return 0; 4689 } 4690 #endif 4691 4692 static const struct dev_pm_ops wm8994_pm_ops = { 4693 SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume) 4694 }; 4695 4696 static struct platform_driver wm8994_codec_driver = { 4697 .driver = { 4698 .name = "wm8994-codec", 4699 .pm = &wm8994_pm_ops, 4700 }, 4701 .probe = wm8994_probe, 4702 .remove_new = wm8994_remove, 4703 }; 4704 4705 module_platform_driver(wm8994_codec_driver); 4706 4707 MODULE_DESCRIPTION("ASoC WM8994 driver"); 4708 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); 4709 MODULE_LICENSE("GPL"); 4710 MODULE_ALIAS("platform:wm8994-codec"); 4711