1 /* 2 * Intel Skylake I2S Machine Driver for NAU88L25+SSM4567 3 * 4 * Copyright (C) 2015, Intel Corporation. All rights reserved. 5 * 6 * Modified from: 7 * Intel Skylake I2S Machine Driver for NAU88L25 and SSM4567 8 * 9 * Copyright (C) 2015, Intel Corporation. All rights reserved. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License version 13 * 2 as published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 */ 20 21 #include <linux/module.h> 22 #include <linux/platform_device.h> 23 #include <sound/core.h> 24 #include <sound/pcm.h> 25 #include <sound/soc.h> 26 #include <sound/jack.h> 27 #include <sound/pcm_params.h> 28 #include "../../codecs/nau8825.h" 29 #include "../../codecs/hdac_hdmi.h" 30 #include "../skylake/skl.h" 31 32 #define SKL_NUVOTON_CODEC_DAI "nau8825-hifi" 33 #define SKL_SSM_CODEC_DAI "ssm4567-hifi" 34 #define DMIC_CH(p) p->list[p->count-1] 35 36 static struct snd_soc_jack skylake_headset; 37 static struct snd_soc_card skylake_audio_card; 38 static const struct snd_pcm_hw_constraint_list *dmic_constraints; 39 static struct snd_soc_jack skylake_hdmi[3]; 40 41 struct skl_hdmi_pcm { 42 struct list_head head; 43 struct snd_soc_dai *codec_dai; 44 int device; 45 }; 46 47 struct skl_nau88125_private { 48 struct list_head hdmi_pcm_list; 49 }; 50 enum { 51 SKL_DPCM_AUDIO_PB = 0, 52 SKL_DPCM_AUDIO_CP, 53 SKL_DPCM_AUDIO_REF_CP, 54 SKL_DPCM_AUDIO_DMIC_CP, 55 SKL_DPCM_AUDIO_HDMI1_PB, 56 SKL_DPCM_AUDIO_HDMI2_PB, 57 SKL_DPCM_AUDIO_HDMI3_PB, 58 }; 59 60 static inline struct snd_soc_dai *skl_get_codec_dai(struct snd_soc_card *card) 61 { 62 struct snd_soc_pcm_runtime *rtd; 63 64 list_for_each_entry(rtd, &card->rtd_list, list) { 65 66 if (!strncmp(rtd->codec_dai->name, SKL_NUVOTON_CODEC_DAI, 67 strlen(SKL_NUVOTON_CODEC_DAI))) 68 return rtd->codec_dai; 69 } 70 71 return NULL; 72 } 73 74 static const struct snd_kcontrol_new skylake_controls[] = { 75 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 76 SOC_DAPM_PIN_SWITCH("Headset Mic"), 77 SOC_DAPM_PIN_SWITCH("Left Speaker"), 78 SOC_DAPM_PIN_SWITCH("Right Speaker"), 79 }; 80 81 static int platform_clock_control(struct snd_soc_dapm_widget *w, 82 struct snd_kcontrol *k, int event) 83 { 84 struct snd_soc_dapm_context *dapm = w->dapm; 85 struct snd_soc_card *card = dapm->card; 86 struct snd_soc_dai *codec_dai; 87 int ret; 88 89 codec_dai = skl_get_codec_dai(card); 90 if (!codec_dai) { 91 dev_err(card->dev, "Codec dai not found\n"); 92 return -EIO; 93 } 94 95 if (SND_SOC_DAPM_EVENT_ON(event)) { 96 ret = snd_soc_dai_set_sysclk(codec_dai, 97 NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN); 98 if (ret < 0) { 99 dev_err(card->dev, "set sysclk err = %d\n", ret); 100 return -EIO; 101 } 102 } else { 103 ret = snd_soc_dai_set_sysclk(codec_dai, 104 NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN); 105 if (ret < 0) { 106 dev_err(card->dev, "set sysclk err = %d\n", ret); 107 return -EIO; 108 } 109 } 110 return ret; 111 } 112 113 static const struct snd_soc_dapm_widget skylake_widgets[] = { 114 SND_SOC_DAPM_HP("Headphone Jack", NULL), 115 SND_SOC_DAPM_MIC("Headset Mic", NULL), 116 SND_SOC_DAPM_SPK("Left Speaker", NULL), 117 SND_SOC_DAPM_SPK("Right Speaker", NULL), 118 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 119 SND_SOC_DAPM_SPK("DP1", NULL), 120 SND_SOC_DAPM_SPK("DP2", NULL), 121 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 122 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 123 SND_SOC_DAPM_POST_PMD), 124 }; 125 126 static const struct snd_soc_dapm_route skylake_map[] = { 127 /* HP jack connectors - unknown if we have jack detection */ 128 {"Headphone Jack", NULL, "HPOL"}, 129 {"Headphone Jack", NULL, "HPOR"}, 130 131 /* speaker */ 132 {"Left Speaker", NULL, "Left OUT"}, 133 {"Right Speaker", NULL, "Right OUT"}, 134 135 /* other jacks */ 136 {"MIC", NULL, "Headset Mic"}, 137 {"DMic", NULL, "SoC DMIC"}, 138 139 /* CODEC BE connections */ 140 { "Left Playback", NULL, "ssp0 Tx"}, 141 { "Right Playback", NULL, "ssp0 Tx"}, 142 { "ssp0 Tx", NULL, "codec0_out"}, 143 144 /* IV feedback path */ 145 { "codec0_lp_in", NULL, "ssp0 Rx"}, 146 { "ssp0 Rx", NULL, "Left Capture Sense" }, 147 { "ssp0 Rx", NULL, "Right Capture Sense" }, 148 149 { "Playback", NULL, "ssp1 Tx"}, 150 { "ssp1 Tx", NULL, "codec1_out"}, 151 152 { "codec0_in", NULL, "ssp1 Rx" }, 153 { "ssp1 Rx", NULL, "Capture" }, 154 155 /* DMIC */ 156 { "dmic01_hifi", NULL, "DMIC01 Rx" }, 157 { "DMIC01 Rx", NULL, "DMIC AIF" }, 158 159 { "hifi3", NULL, "iDisp3 Tx"}, 160 { "iDisp3 Tx", NULL, "iDisp3_out"}, 161 { "hifi2", NULL, "iDisp2 Tx"}, 162 { "iDisp2 Tx", NULL, "iDisp2_out"}, 163 { "hifi1", NULL, "iDisp1 Tx"}, 164 { "iDisp1 Tx", NULL, "iDisp1_out"}, 165 166 { "Headphone Jack", NULL, "Platform Clock" }, 167 { "Headset Mic", NULL, "Platform Clock" }, 168 }; 169 170 static struct snd_soc_codec_conf ssm4567_codec_conf[] = { 171 { 172 .dev_name = "i2c-INT343B:00", 173 .name_prefix = "Left", 174 }, 175 { 176 .dev_name = "i2c-INT343B:01", 177 .name_prefix = "Right", 178 }, 179 }; 180 181 static struct snd_soc_dai_link_component ssm4567_codec_components[] = { 182 { /* Left */ 183 .name = "i2c-INT343B:00", 184 .dai_name = SKL_SSM_CODEC_DAI, 185 }, 186 { /* Right */ 187 .name = "i2c-INT343B:01", 188 .dai_name = SKL_SSM_CODEC_DAI, 189 }, 190 }; 191 192 static int skylake_ssm4567_codec_init(struct snd_soc_pcm_runtime *rtd) 193 { 194 int ret; 195 196 /* Slot 1 for left */ 197 ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[0], 0x01, 0x01, 2, 48); 198 if (ret < 0) 199 return ret; 200 201 /* Slot 2 for right */ 202 ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[1], 0x02, 0x02, 2, 48); 203 if (ret < 0) 204 return ret; 205 206 return ret; 207 } 208 209 static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd) 210 { 211 int ret; 212 struct snd_soc_codec *codec = rtd->codec; 213 214 /* 215 * 4 buttons here map to the google Reference headset 216 * The use of these buttons can be decided by the user space. 217 */ 218 ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack", 219 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | 220 SND_JACK_BTN_2 | SND_JACK_BTN_3, &skylake_headset, 221 NULL, 0); 222 if (ret) { 223 dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret); 224 return ret; 225 } 226 227 nau8825_enable_jack_detect(codec, &skylake_headset); 228 229 snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC"); 230 231 return ret; 232 } 233 234 static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd) 235 { 236 struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card); 237 struct snd_soc_dai *dai = rtd->codec_dai; 238 struct skl_hdmi_pcm *pcm; 239 240 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 241 if (!pcm) 242 return -ENOMEM; 243 244 pcm->device = SKL_DPCM_AUDIO_HDMI1_PB; 245 pcm->codec_dai = dai; 246 247 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 248 249 return 0; 250 } 251 252 static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd) 253 { 254 struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card); 255 struct snd_soc_dai *dai = rtd->codec_dai; 256 struct skl_hdmi_pcm *pcm; 257 258 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 259 if (!pcm) 260 return -ENOMEM; 261 262 pcm->device = SKL_DPCM_AUDIO_HDMI2_PB; 263 pcm->codec_dai = dai; 264 265 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 266 267 return 0; 268 } 269 270 271 static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd) 272 { 273 struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card); 274 struct snd_soc_dai *dai = rtd->codec_dai; 275 struct skl_hdmi_pcm *pcm; 276 277 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 278 if (!pcm) 279 return -ENOMEM; 280 281 pcm->device = SKL_DPCM_AUDIO_HDMI3_PB; 282 pcm->codec_dai = dai; 283 284 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 285 286 return 0; 287 } 288 289 static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd) 290 { 291 struct snd_soc_dapm_context *dapm; 292 struct snd_soc_component *component = rtd->cpu_dai->component; 293 294 dapm = snd_soc_component_get_dapm(component); 295 snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); 296 297 return 0; 298 } 299 300 static unsigned int rates[] = { 301 48000, 302 }; 303 304 static struct snd_pcm_hw_constraint_list constraints_rates = { 305 .count = ARRAY_SIZE(rates), 306 .list = rates, 307 .mask = 0, 308 }; 309 310 static unsigned int channels[] = { 311 2, 312 }; 313 314 static struct snd_pcm_hw_constraint_list constraints_channels = { 315 .count = ARRAY_SIZE(channels), 316 .list = channels, 317 .mask = 0, 318 }; 319 320 static int skl_fe_startup(struct snd_pcm_substream *substream) 321 { 322 struct snd_pcm_runtime *runtime = substream->runtime; 323 324 /* 325 * on this platform for PCM device we support, 326 * 48Khz 327 * stereo 328 * 16 bit audio 329 */ 330 331 runtime->hw.channels_max = 2; 332 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 333 &constraints_channels); 334 335 runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; 336 snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); 337 338 snd_pcm_hw_constraint_list(runtime, 0, 339 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); 340 341 return 0; 342 } 343 344 static const struct snd_soc_ops skylake_nau8825_fe_ops = { 345 .startup = skl_fe_startup, 346 }; 347 348 static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd, 349 struct snd_pcm_hw_params *params) 350 { 351 struct snd_interval *rate = hw_param_interval(params, 352 SNDRV_PCM_HW_PARAM_RATE); 353 struct snd_interval *channels = hw_param_interval(params, 354 SNDRV_PCM_HW_PARAM_CHANNELS); 355 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 356 357 /* The ADSP will covert the FE rate to 48k, stereo */ 358 rate->min = rate->max = 48000; 359 channels->min = channels->max = 2; 360 361 /* set SSP0 to 24 bit */ 362 snd_mask_none(fmt); 363 snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE); 364 return 0; 365 } 366 367 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd, 368 struct snd_pcm_hw_params *params) 369 { 370 struct snd_interval *channels = hw_param_interval(params, 371 SNDRV_PCM_HW_PARAM_CHANNELS); 372 if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2) 373 channels->min = channels->max = 2; 374 else 375 channels->min = channels->max = 4; 376 377 return 0; 378 } 379 380 static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream, 381 struct snd_pcm_hw_params *params) 382 { 383 struct snd_soc_pcm_runtime *rtd = substream->private_data; 384 struct snd_soc_dai *codec_dai = rtd->codec_dai; 385 int ret; 386 387 ret = snd_soc_dai_set_sysclk(codec_dai, 388 NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN); 389 390 if (ret < 0) 391 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); 392 393 return ret; 394 } 395 396 static const struct snd_soc_ops skylake_nau8825_ops = { 397 .hw_params = skylake_nau8825_hw_params, 398 }; 399 400 static unsigned int channels_dmic[] = { 401 2, 4, 402 }; 403 404 static struct snd_pcm_hw_constraint_list constraints_dmic_channels = { 405 .count = ARRAY_SIZE(channels_dmic), 406 .list = channels_dmic, 407 .mask = 0, 408 }; 409 410 static const unsigned int dmic_2ch[] = { 411 2, 412 }; 413 414 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = { 415 .count = ARRAY_SIZE(dmic_2ch), 416 .list = dmic_2ch, 417 .mask = 0, 418 }; 419 420 static int skylake_dmic_startup(struct snd_pcm_substream *substream) 421 { 422 struct snd_pcm_runtime *runtime = substream->runtime; 423 424 runtime->hw.channels_max = DMIC_CH(dmic_constraints); 425 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 426 dmic_constraints); 427 428 return snd_pcm_hw_constraint_list(substream->runtime, 0, 429 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); 430 } 431 432 static const struct snd_soc_ops skylake_dmic_ops = { 433 .startup = skylake_dmic_startup, 434 }; 435 436 static unsigned int rates_16000[] = { 437 16000, 438 }; 439 440 static struct snd_pcm_hw_constraint_list constraints_16000 = { 441 .count = ARRAY_SIZE(rates_16000), 442 .list = rates_16000, 443 }; 444 445 static const unsigned int ch_mono[] = { 446 1, 447 }; 448 449 static const struct snd_pcm_hw_constraint_list constraints_refcap = { 450 .count = ARRAY_SIZE(ch_mono), 451 .list = ch_mono, 452 }; 453 454 static int skylake_refcap_startup(struct snd_pcm_substream *substream) 455 { 456 substream->runtime->hw.channels_max = 1; 457 snd_pcm_hw_constraint_list(substream->runtime, 0, 458 SNDRV_PCM_HW_PARAM_CHANNELS, 459 &constraints_refcap); 460 461 return snd_pcm_hw_constraint_list(substream->runtime, 0, 462 SNDRV_PCM_HW_PARAM_RATE, 463 &constraints_16000); 464 } 465 466 static const struct snd_soc_ops skylaye_refcap_ops = { 467 .startup = skylake_refcap_startup, 468 }; 469 470 /* skylake digital audio interface glue - connects codec <--> CPU */ 471 static struct snd_soc_dai_link skylake_dais[] = { 472 /* Front End DAI links */ 473 [SKL_DPCM_AUDIO_PB] = { 474 .name = "Skl Audio Port", 475 .stream_name = "Audio", 476 .cpu_dai_name = "System Pin", 477 .platform_name = "0000:00:1f.3", 478 .dynamic = 1, 479 .codec_name = "snd-soc-dummy", 480 .codec_dai_name = "snd-soc-dummy-dai", 481 .nonatomic = 1, 482 .init = skylake_nau8825_fe_init, 483 .trigger = { 484 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 485 .dpcm_playback = 1, 486 .ops = &skylake_nau8825_fe_ops, 487 }, 488 [SKL_DPCM_AUDIO_CP] = { 489 .name = "Skl Audio Capture Port", 490 .stream_name = "Audio Record", 491 .cpu_dai_name = "System Pin", 492 .platform_name = "0000:00:1f.3", 493 .dynamic = 1, 494 .codec_name = "snd-soc-dummy", 495 .codec_dai_name = "snd-soc-dummy-dai", 496 .nonatomic = 1, 497 .trigger = { 498 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 499 .dpcm_capture = 1, 500 .ops = &skylake_nau8825_fe_ops, 501 }, 502 [SKL_DPCM_AUDIO_REF_CP] = { 503 .name = "Skl Audio Reference cap", 504 .stream_name = "Wake on Voice", 505 .cpu_dai_name = "Reference Pin", 506 .codec_name = "snd-soc-dummy", 507 .codec_dai_name = "snd-soc-dummy-dai", 508 .platform_name = "0000:00:1f.3", 509 .init = NULL, 510 .dpcm_capture = 1, 511 .nonatomic = 1, 512 .dynamic = 1, 513 .ops = &skylaye_refcap_ops, 514 }, 515 [SKL_DPCM_AUDIO_DMIC_CP] = { 516 .name = "Skl Audio DMIC cap", 517 .stream_name = "dmiccap", 518 .cpu_dai_name = "DMIC Pin", 519 .codec_name = "snd-soc-dummy", 520 .codec_dai_name = "snd-soc-dummy-dai", 521 .platform_name = "0000:00:1f.3", 522 .init = NULL, 523 .dpcm_capture = 1, 524 .nonatomic = 1, 525 .dynamic = 1, 526 .ops = &skylake_dmic_ops, 527 }, 528 [SKL_DPCM_AUDIO_HDMI1_PB] = { 529 .name = "Skl HDMI Port1", 530 .stream_name = "Hdmi1", 531 .cpu_dai_name = "HDMI1 Pin", 532 .codec_name = "snd-soc-dummy", 533 .codec_dai_name = "snd-soc-dummy-dai", 534 .platform_name = "0000:00:1f.3", 535 .dpcm_playback = 1, 536 .init = NULL, 537 .trigger = { 538 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 539 .nonatomic = 1, 540 .dynamic = 1, 541 }, 542 [SKL_DPCM_AUDIO_HDMI2_PB] = { 543 .name = "Skl HDMI Port2", 544 .stream_name = "Hdmi2", 545 .cpu_dai_name = "HDMI2 Pin", 546 .codec_name = "snd-soc-dummy", 547 .codec_dai_name = "snd-soc-dummy-dai", 548 .platform_name = "0000:00:1f.3", 549 .dpcm_playback = 1, 550 .init = NULL, 551 .trigger = { 552 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 553 .nonatomic = 1, 554 .dynamic = 1, 555 }, 556 [SKL_DPCM_AUDIO_HDMI3_PB] = { 557 .name = "Skl HDMI Port3", 558 .stream_name = "Hdmi3", 559 .cpu_dai_name = "HDMI3 Pin", 560 .codec_name = "snd-soc-dummy", 561 .codec_dai_name = "snd-soc-dummy-dai", 562 .platform_name = "0000:00:1f.3", 563 .trigger = { 564 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 565 .dpcm_playback = 1, 566 .init = NULL, 567 .nonatomic = 1, 568 .dynamic = 1, 569 }, 570 571 /* Back End DAI links */ 572 { 573 /* SSP0 - Codec */ 574 .name = "SSP0-Codec", 575 .id = 0, 576 .cpu_dai_name = "SSP0 Pin", 577 .platform_name = "0000:00:1f.3", 578 .no_pcm = 1, 579 .codecs = ssm4567_codec_components, 580 .num_codecs = ARRAY_SIZE(ssm4567_codec_components), 581 .dai_fmt = SND_SOC_DAIFMT_DSP_A | 582 SND_SOC_DAIFMT_IB_NF | 583 SND_SOC_DAIFMT_CBS_CFS, 584 .init = skylake_ssm4567_codec_init, 585 .ignore_pmdown_time = 1, 586 .be_hw_params_fixup = skylake_ssp_fixup, 587 .dpcm_playback = 1, 588 .dpcm_capture = 1, 589 }, 590 { 591 /* SSP1 - Codec */ 592 .name = "SSP1-Codec", 593 .id = 1, 594 .cpu_dai_name = "SSP1 Pin", 595 .platform_name = "0000:00:1f.3", 596 .no_pcm = 1, 597 .codec_name = "i2c-10508825:00", 598 .codec_dai_name = SKL_NUVOTON_CODEC_DAI, 599 .init = skylake_nau8825_codec_init, 600 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 601 SND_SOC_DAIFMT_CBS_CFS, 602 .ignore_pmdown_time = 1, 603 .be_hw_params_fixup = skylake_ssp_fixup, 604 .ops = &skylake_nau8825_ops, 605 .dpcm_playback = 1, 606 .dpcm_capture = 1, 607 }, 608 { 609 .name = "dmic01", 610 .id = 2, 611 .cpu_dai_name = "DMIC01 Pin", 612 .codec_name = "dmic-codec", 613 .codec_dai_name = "dmic-hifi", 614 .platform_name = "0000:00:1f.3", 615 .ignore_suspend = 1, 616 .be_hw_params_fixup = skylake_dmic_fixup, 617 .dpcm_capture = 1, 618 .no_pcm = 1, 619 }, 620 { 621 .name = "iDisp1", 622 .id = 3, 623 .cpu_dai_name = "iDisp1 Pin", 624 .codec_name = "ehdaudio0D2", 625 .codec_dai_name = "intel-hdmi-hifi1", 626 .platform_name = "0000:00:1f.3", 627 .dpcm_playback = 1, 628 .init = skylake_hdmi1_init, 629 .no_pcm = 1, 630 }, 631 { 632 .name = "iDisp2", 633 .id = 4, 634 .cpu_dai_name = "iDisp2 Pin", 635 .codec_name = "ehdaudio0D2", 636 .codec_dai_name = "intel-hdmi-hifi2", 637 .platform_name = "0000:00:1f.3", 638 .init = skylake_hdmi2_init, 639 .dpcm_playback = 1, 640 .no_pcm = 1, 641 }, 642 { 643 .name = "iDisp3", 644 .id = 5, 645 .cpu_dai_name = "iDisp3 Pin", 646 .codec_name = "ehdaudio0D2", 647 .codec_dai_name = "intel-hdmi-hifi3", 648 .platform_name = "0000:00:1f.3", 649 .init = skylake_hdmi3_init, 650 .dpcm_playback = 1, 651 .no_pcm = 1, 652 }, 653 }; 654 655 #define NAME_SIZE 32 656 static int skylake_card_late_probe(struct snd_soc_card *card) 657 { 658 struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(card); 659 struct skl_hdmi_pcm *pcm; 660 struct snd_soc_codec *codec = NULL; 661 int err, i = 0; 662 char jack_name[NAME_SIZE]; 663 664 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 665 codec = pcm->codec_dai->codec; 666 snprintf(jack_name, sizeof(jack_name), 667 "HDMI/DP, pcm=%d Jack", pcm->device); 668 err = snd_soc_card_jack_new(card, jack_name, 669 SND_JACK_AVOUT, 670 &skylake_hdmi[i], 671 NULL, 0); 672 673 if (err) 674 return err; 675 676 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 677 &skylake_hdmi[i]); 678 if (err < 0) 679 return err; 680 681 i++; 682 } 683 684 if (!codec) 685 return -EINVAL; 686 687 return hdac_hdmi_jack_port_init(codec, &card->dapm); 688 } 689 690 /* skylake audio machine driver for SPT + NAU88L25 */ 691 static struct snd_soc_card skylake_audio_card = { 692 .name = "sklnau8825adi", 693 .owner = THIS_MODULE, 694 .dai_link = skylake_dais, 695 .num_links = ARRAY_SIZE(skylake_dais), 696 .controls = skylake_controls, 697 .num_controls = ARRAY_SIZE(skylake_controls), 698 .dapm_widgets = skylake_widgets, 699 .num_dapm_widgets = ARRAY_SIZE(skylake_widgets), 700 .dapm_routes = skylake_map, 701 .num_dapm_routes = ARRAY_SIZE(skylake_map), 702 .codec_conf = ssm4567_codec_conf, 703 .num_configs = ARRAY_SIZE(ssm4567_codec_conf), 704 .fully_routed = true, 705 .late_probe = skylake_card_late_probe, 706 }; 707 708 static int skylake_audio_probe(struct platform_device *pdev) 709 { 710 struct skl_nau88125_private *ctx; 711 struct skl_machine_pdata *pdata; 712 713 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_ATOMIC); 714 if (!ctx) 715 return -ENOMEM; 716 717 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 718 719 skylake_audio_card.dev = &pdev->dev; 720 snd_soc_card_set_drvdata(&skylake_audio_card, ctx); 721 722 pdata = dev_get_drvdata(&pdev->dev); 723 if (pdata) 724 dmic_constraints = pdata->dmic_num == 2 ? 725 &constraints_dmic_2ch : &constraints_dmic_channels; 726 727 return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card); 728 } 729 730 static const struct platform_device_id skl_board_ids[] = { 731 { .name = "skl_n88l25_s4567" }, 732 { .name = "kbl_n88l25_s4567" }, 733 { } 734 }; 735 736 static struct platform_driver skylake_audio = { 737 .probe = skylake_audio_probe, 738 .driver = { 739 .name = "skl_n88l25_s4567", 740 .pm = &snd_soc_pm_ops, 741 }, 742 .id_table = skl_board_ids, 743 }; 744 745 module_platform_driver(skylake_audio) 746 747 /* Module information */ 748 MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>"); 749 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>"); 750 MODULE_AUTHOR("Naveen M <naveen.m@intel.com>"); 751 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>"); 752 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>"); 753 MODULE_DESCRIPTION("Intel Audio Machine driver for SKL with NAU88L25 and SSM4567 in I2S Mode"); 754 MODULE_LICENSE("GPL v2"); 755 MODULE_ALIAS("platform:skl_n88l25_s4567"); 756 MODULE_ALIAS("platform:kbl_n88l25_s4567"); 757