sound/soc/intel/boards/skl_nau88l25_max98357a.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Intel Skylake I2S Machine Driver with MAXIM98357A
   4  * and NAU88L25
   5  *
   6  * Copyright (C) 2015, Intel Corporation. All rights reserved.
   7  */
   8
   9 #include <linux/module.h>
  10 #include <linux/platform_device.h>
  11 #include <sound/core.h>
  12 #include <sound/jack.h>
  13 #include <sound/pcm.h>
  14 #include <sound/pcm_params.h>
  15 #include <sound/soc.h>
  16 #include <sound/soc-acpi.h>
  17 #include "../../codecs/nau8825.h"
  18 #include "../../codecs/hdac_hdmi.h"
  19
  20 #define SKL_NUVOTON_CODEC_DAI   "nau8825-hifi"
  21 #define SKL_MAXIM_CODEC_DAI "HiFi"
  22 #define DMIC_CH(p)     p->list[p->count-1]
  23
  24 static struct snd_soc_jack skylake_headset;
  25 static struct snd_soc_card skylake_audio_card;
  26 static const struct snd_pcm_hw_constraint_list *dmic_constraints;
  27 static struct snd_soc_jack skylake_hdmi[3];
  28
  29 struct skl_hdmi_pcm {
  30         struct list_head head;
  31         struct snd_soc_dai *codec_dai;
  32         int device;
  33 };
  34
  35 struct skl_nau8825_private {
  36         struct list_head hdmi_pcm_list;
  37 };
  38
  39 enum {
  40         SKL_DPCM_AUDIO_PB = 0,
  41         SKL_DPCM_AUDIO_CP,
  42         SKL_DPCM_AUDIO_REF_CP,
  43         SKL_DPCM_AUDIO_DMIC_CP,
  44         SKL_DPCM_AUDIO_HDMI1_PB,
  45         SKL_DPCM_AUDIO_HDMI2_PB,
  46         SKL_DPCM_AUDIO_HDMI3_PB,
  47 };
  48
  49 static int platform_clock_control(struct snd_soc_dapm_widget *w,
  50         struct snd_kcontrol *k, int  event)
  51 {
  52         struct snd_soc_dapm_context *dapm = w->dapm;
  53         struct snd_soc_card *card = dapm->card;
  54         struct snd_soc_dai *codec_dai;
  55         int ret;
  56
  57         codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
  58         if (!codec_dai) {
  59                 dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");
  60                 return -EIO;
  61         }
  62
  63         if (SND_SOC_DAPM_EVENT_ON(event)) {
  64                 ret = snd_soc_dai_set_sysclk(codec_dai,
  65                                 NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
  66                 if (ret < 0) {
  67                         dev_err(card->dev, "set sysclk err = %d\n", ret);
  68                         return -EIO;
  69                 }
  70         } else {
  71                 ret = snd_soc_dai_set_sysclk(codec_dai,
  72                                 NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
  73                 if (ret < 0) {
  74                         dev_err(card->dev, "set sysclk err = %d\n", ret);
  75                         return -EIO;
  76                 }
  77         }
  78
  79         return ret;
  80 }
  81
  82 static const struct snd_kcontrol_new skylake_controls[] = {
  83         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  84         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  85         SOC_DAPM_PIN_SWITCH("Spk"),
  86 };
  87
  88 static const struct snd_soc_dapm_widget skylake_widgets[] = {
  89         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  90         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  91         SND_SOC_DAPM_SPK("Spk", NULL),
  92         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  93         SND_SOC_DAPM_SPK("DP1", NULL),
  94         SND_SOC_DAPM_SPK("DP2", NULL),
  95         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
  96                         platform_clock_control, SND_SOC_DAPM_PRE_PMU |
  97                         SND_SOC_DAPM_POST_PMD),
  98 };
  99
 100 static const struct snd_soc_dapm_route skylake_map[] = {
 101         /* HP jack connectors - unknown if we have jack detection */
 102         { "Headphone Jack", NULL, "HPOL" },
 103         { "Headphone Jack", NULL, "HPOR" },
 104
 105         /* speaker */
 106         { "Spk", NULL, "Speaker" },
 107
 108         /* other jacks */
 109         { "MIC", NULL, "Headset Mic" },
 110         { "DMic", NULL, "SoC DMIC" },
 111
 112         /* CODEC BE connections */
 113         { "HiFi Playback", NULL, "ssp0 Tx" },
 114         { "ssp0 Tx", NULL, "codec0_out" },
 115
 116         { "Playback", NULL, "ssp1 Tx" },
 117         { "ssp1 Tx", NULL, "codec1_out" },
 118
 119         { "codec0_in", NULL, "ssp1 Rx" },
 120         { "ssp1 Rx", NULL, "Capture" },
 121
 122         /* DMIC */
 123         { "dmic01_hifi", NULL, "DMIC01 Rx" },
 124         { "DMIC01 Rx", NULL, "DMIC AIF" },
 125
 126         { "hifi3", NULL, "iDisp3 Tx"},
 127         { "iDisp3 Tx", NULL, "iDisp3_out"},
 128         { "hifi2", NULL, "iDisp2 Tx"},
 129         { "iDisp2 Tx", NULL, "iDisp2_out"},
 130         { "hifi1", NULL, "iDisp1 Tx"},
 131         { "iDisp1 Tx", NULL, "iDisp1_out"},
 132
 133         { "Headphone Jack", NULL, "Platform Clock" },
 134         { "Headset Mic", NULL, "Platform Clock" },
 135 };
 136
 137 static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
 138         struct snd_pcm_hw_params *params)
 139 {
 140         struct snd_interval *rate = hw_param_interval(params,
 141                         SNDRV_PCM_HW_PARAM_RATE);
 142         struct snd_interval *channels = hw_param_interval(params,
 143                         SNDRV_PCM_HW_PARAM_CHANNELS);
 144         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 145
 146         /* The ADSP will covert the FE rate to 48k, stereo */
 147         rate->min = rate->max = 48000;
 148         channels->min = channels->max = 2;
 149
 150         /* set SSP0 to 24 bit */
 151         snd_mask_none(fmt);
 152         snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 153
 154         return 0;
 155 }
 156
 157 static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
 158 {
 159         int ret;
 160         struct snd_soc_component *component = rtd->codec_dai->component;
 161
 162         /*
 163          * Headset buttons map to the google Reference headset.
 164          * These can be configured by userspace.
 165          */
 166         ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
 167                         SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 168                         SND_JACK_BTN_2 | SND_JACK_BTN_3, &skylake_headset,
 169                         NULL, 0);
 170         if (ret) {
 171                 dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
 172                 return ret;
 173         }
 174
 175         nau8825_enable_jack_detect(component, &skylake_headset);
 176
 177         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 178
 179         return ret;
 180 }
 181
 182 static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
 183 {
 184         struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 185         struct snd_soc_dai *dai = rtd->codec_dai;
 186         struct skl_hdmi_pcm *pcm;
 187
 188         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 189         if (!pcm)
 190                 return -ENOMEM;
 191
 192         pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
 193         pcm->codec_dai = dai;
 194
 195         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 196
 197         return 0;
 198 }
 199
 200 static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
 201 {
 202         struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 203         struct snd_soc_dai *dai = rtd->codec_dai;
 204         struct skl_hdmi_pcm *pcm;
 205
 206         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 207         if (!pcm)
 208                 return -ENOMEM;
 209
 210         pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
 211         pcm->codec_dai = dai;
 212
 213         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 214
 215         return 0;
 216 }
 217
 218 static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
 219 {
 220         struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 221         struct snd_soc_dai *dai = rtd->codec_dai;
 222         struct skl_hdmi_pcm *pcm;
 223
 224         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 225         if (!pcm)
 226                 return -ENOMEM;
 227
 228         pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
 229         pcm->codec_dai = dai;
 230
 231         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 232
 233         return 0;
 234 }
 235
 236 static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
 237 {
 238         struct snd_soc_dapm_context *dapm;
 239         struct snd_soc_component *component = rtd->cpu_dai->component;
 240
 241         dapm = snd_soc_component_get_dapm(component);
 242         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 243
 244         return 0;
 245 }
 246
 247 static const unsigned int rates[] = {
 248         48000,
 249 };
 250
 251 static const struct snd_pcm_hw_constraint_list constraints_rates = {
 252         .count = ARRAY_SIZE(rates),
 253         .list  = rates,
 254         .mask = 0,
 255 };
 256
 257 static const unsigned int channels[] = {
 258         2,
 259 };
 260
 261 static const struct snd_pcm_hw_constraint_list constraints_channels = {
 262         .count = ARRAY_SIZE(channels),
 263         .list = channels,
 264         .mask = 0,
 265 };
 266
 267 static int skl_fe_startup(struct snd_pcm_substream *substream)
 268 {
 269         struct snd_pcm_runtime *runtime = substream->runtime;
 270
 271         /*
 272          * On this platform for PCM device we support,
 273          * 48Khz
 274          * stereo
 275          * 16 bit audio
 276          */
 277
 278         runtime->hw.channels_max = 2;
 279         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 280                                            &constraints_channels);
 281
 282         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 283         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 284
 285         snd_pcm_hw_constraint_list(runtime, 0,
 286                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 287
 288         return 0;
 289 }
 290
 291 static const struct snd_soc_ops skylake_nau8825_fe_ops = {
 292         .startup = skl_fe_startup,
 293 };
 294
 295 static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream,
 296         struct snd_pcm_hw_params *params)
 297 {
 298         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 299         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 300         int ret;
 301
 302         ret = snd_soc_dai_set_sysclk(codec_dai,
 303                         NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
 304
 305         if (ret < 0)
 306                 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
 307
 308         return ret;
 309 }
 310
 311 static const struct snd_soc_ops skylake_nau8825_ops = {
 312         .hw_params = skylake_nau8825_hw_params,
 313 };
 314
 315 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 316                 struct snd_pcm_hw_params *params)
 317 {
 318         struct snd_interval *channels = hw_param_interval(params,
 319                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 320
 321         if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2)
 322                 channels->min = channels->max = 2;
 323         else
 324                 channels->min = channels->max = 4;
 325
 326         return 0;
 327 }
 328
 329 static const unsigned int channels_dmic[] = {
 330         2, 4,
 331 };
 332
 333 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
 334         .count = ARRAY_SIZE(channels_dmic),
 335         .list = channels_dmic,
 336         .mask = 0,
 337 };
 338
 339 static const unsigned int dmic_2ch[] = {
 340         2,
 341 };
 342
 343 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
 344         .count = ARRAY_SIZE(dmic_2ch),
 345         .list = dmic_2ch,
 346         .mask = 0,
 347 };
 348
 349 static int skylake_dmic_startup(struct snd_pcm_substream *substream)
 350 {
 351         struct snd_pcm_runtime *runtime = substream->runtime;
 352
 353         runtime->hw.channels_max = DMIC_CH(dmic_constraints);
 354         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 355                         dmic_constraints);
 356
 357         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 358                         SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 359 }
 360
 361 static const struct snd_soc_ops skylake_dmic_ops = {
 362         .startup = skylake_dmic_startup,
 363 };
 364
 365 static const unsigned int rates_16000[] = {
 366         16000,
 367 };
 368
 369 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
 370         .count = ARRAY_SIZE(rates_16000),
 371         .list  = rates_16000,
 372 };
 373
 374 static const unsigned int ch_mono[] = {
 375         1,
 376 };
 377
 378 static const struct snd_pcm_hw_constraint_list constraints_refcap = {
 379         .count = ARRAY_SIZE(ch_mono),
 380         .list  = ch_mono,
 381 };
 382
 383 static int skylake_refcap_startup(struct snd_pcm_substream *substream)
 384 {
 385         substream->runtime->hw.channels_max = 1;
 386         snd_pcm_hw_constraint_list(substream->runtime, 0,
 387                                         SNDRV_PCM_HW_PARAM_CHANNELS,
 388                                         &constraints_refcap);
 389
 390         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 391                                 SNDRV_PCM_HW_PARAM_RATE,
 392                                 &constraints_16000);
 393 }
 394
 395 static const struct snd_soc_ops skylake_refcap_ops = {
 396         .startup = skylake_refcap_startup,
 397 };
 398
 399 /* skylake digital audio interface glue - connects codec <--> CPU */
 400 static struct snd_soc_dai_link skylake_dais[] = {
 401         /* Front End DAI links */
 402         [SKL_DPCM_AUDIO_PB] = {
 403                 .name = "Skl Audio Port",
 404                 .stream_name = "Audio",
 405                 .cpu_dai_name = "System Pin",
 406                 .platform_name = "0000:00:1f.3",
 407                 .dynamic = 1,
 408                 .codec_name = "snd-soc-dummy",
 409                 .codec_dai_name = "snd-soc-dummy-dai",
 410                 .nonatomic = 1,
 411                 .init = skylake_nau8825_fe_init,
 412                 .trigger = {
 413                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 414                 .dpcm_playback = 1,
 415                 .ops = &skylake_nau8825_fe_ops,
 416         },
 417         [SKL_DPCM_AUDIO_CP] = {
 418                 .name = "Skl Audio Capture Port",
 419                 .stream_name = "Audio Record",
 420                 .cpu_dai_name = "System Pin",
 421                 .platform_name = "0000:00:1f.3",
 422                 .dynamic = 1,
 423                 .codec_name = "snd-soc-dummy",
 424                 .codec_dai_name = "snd-soc-dummy-dai",
 425                 .nonatomic = 1,
 426                 .trigger = {
 427                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 428                 .dpcm_capture = 1,
 429                 .ops = &skylake_nau8825_fe_ops,
 430         },
 431         [SKL_DPCM_AUDIO_REF_CP] = {
 432                 .name = "Skl Audio Reference cap",
 433                 .stream_name = "Wake on Voice",
 434                 .cpu_dai_name = "Reference Pin",
 435                 .codec_name = "snd-soc-dummy",
 436                 .codec_dai_name = "snd-soc-dummy-dai",
 437                 .platform_name = "0000:00:1f.3",
 438                 .init = NULL,
 439                 .dpcm_capture = 1,
 440                 .nonatomic = 1,
 441                 .dynamic = 1,
 442                 .ops = &skylake_refcap_ops,
 443         },
 444         [SKL_DPCM_AUDIO_DMIC_CP] = {
 445                 .name = "Skl Audio DMIC cap",
 446                 .stream_name = "dmiccap",
 447                 .cpu_dai_name = "DMIC Pin",
 448                 .codec_name = "snd-soc-dummy",
 449                 .codec_dai_name = "snd-soc-dummy-dai",
 450                 .platform_name = "0000:00:1f.3",
 451                 .init = NULL,
 452                 .dpcm_capture = 1,
 453                 .nonatomic = 1,
 454                 .dynamic = 1,
 455                 .ops = &skylake_dmic_ops,
 456         },
 457         [SKL_DPCM_AUDIO_HDMI1_PB] = {
 458                 .name = "Skl HDMI Port1",
 459                 .stream_name = "Hdmi1",
 460                 .cpu_dai_name = "HDMI1 Pin",
 461                 .codec_name = "snd-soc-dummy",
 462                 .codec_dai_name = "snd-soc-dummy-dai",
 463                 .platform_name = "0000:00:1f.3",
 464                 .dpcm_playback = 1,
 465                 .init = NULL,
 466                 .trigger = {
 467                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 468                 .nonatomic = 1,
 469                 .dynamic = 1,
 470         },
 471         [SKL_DPCM_AUDIO_HDMI2_PB] = {
 472                 .name = "Skl HDMI Port2",
 473                 .stream_name = "Hdmi2",
 474                 .cpu_dai_name = "HDMI2 Pin",
 475                 .codec_name = "snd-soc-dummy",
 476                 .codec_dai_name = "snd-soc-dummy-dai",
 477                 .platform_name = "0000:00:1f.3",
 478                 .dpcm_playback = 1,
 479                 .init = NULL,
 480                 .trigger = {
 481                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 482                 .nonatomic = 1,
 483                 .dynamic = 1,
 484         },
 485         [SKL_DPCM_AUDIO_HDMI3_PB] = {
 486                 .name = "Skl HDMI Port3",
 487                 .stream_name = "Hdmi3",
 488                 .cpu_dai_name = "HDMI3 Pin",
 489                 .codec_name = "snd-soc-dummy",
 490                 .codec_dai_name = "snd-soc-dummy-dai",
 491                 .platform_name = "0000:00:1f.3",
 492                 .trigger = {
 493                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 494                 .dpcm_playback = 1,
 495                 .init = NULL,
 496                 .nonatomic = 1,
 497                 .dynamic = 1,
 498         },
 499
 500         /* Back End DAI links */
 501         {
 502                 /* SSP0 - Codec */
 503                 .name = "SSP0-Codec",
 504                 .id = 0,
 505                 .cpu_dai_name = "SSP0 Pin",
 506                 .platform_name = "0000:00:1f.3",
 507                 .no_pcm = 1,
 508                 .codec_name = "MX98357A:00",
 509                 .codec_dai_name = SKL_MAXIM_CODEC_DAI,
 510                 .dai_fmt = SND_SOC_DAIFMT_I2S |
 511                         SND_SOC_DAIFMT_NB_NF |
 512                         SND_SOC_DAIFMT_CBS_CFS,
 513                 .ignore_pmdown_time = 1,
 514                 .be_hw_params_fixup = skylake_ssp_fixup,
 515                 .dpcm_playback = 1,
 516         },
 517         {
 518                 /* SSP1 - Codec */
 519                 .name = "SSP1-Codec",
 520                 .id = 1,
 521                 .cpu_dai_name = "SSP1 Pin",
 522                 .platform_name = "0000:00:1f.3",
 523                 .no_pcm = 1,
 524                 .codec_name = "i2c-10508825:00",
 525                 .codec_dai_name = SKL_NUVOTON_CODEC_DAI,
 526                 .init = skylake_nau8825_codec_init,
 527                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 528                         SND_SOC_DAIFMT_CBS_CFS,
 529                 .ignore_pmdown_time = 1,
 530                 .be_hw_params_fixup = skylake_ssp_fixup,
 531                 .ops = &skylake_nau8825_ops,
 532                 .dpcm_playback = 1,
 533                 .dpcm_capture = 1,
 534         },
 535         {
 536                 .name = "dmic01",
 537                 .id = 2,
 538                 .cpu_dai_name = "DMIC01 Pin",
 539                 .codec_name = "dmic-codec",
 540                 .codec_dai_name = "dmic-hifi",
 541                 .platform_name = "0000:00:1f.3",
 542                 .be_hw_params_fixup = skylake_dmic_fixup,
 543                 .ignore_suspend = 1,
 544                 .dpcm_capture = 1,
 545                 .no_pcm = 1,
 546         },
 547         {
 548                 .name = "iDisp1",
 549                 .id = 3,
 550                 .cpu_dai_name = "iDisp1 Pin",
 551                 .codec_name = "ehdaudio0D2",
 552                 .codec_dai_name = "intel-hdmi-hifi1",
 553                 .platform_name = "0000:00:1f.3",
 554                 .dpcm_playback = 1,
 555                 .init = skylake_hdmi1_init,
 556                 .no_pcm = 1,
 557         },
 558         {
 559                 .name = "iDisp2",
 560                 .id = 4,
 561                 .cpu_dai_name = "iDisp2 Pin",
 562                 .codec_name = "ehdaudio0D2",
 563                 .codec_dai_name = "intel-hdmi-hifi2",
 564                 .platform_name = "0000:00:1f.3",
 565                 .init = skylake_hdmi2_init,
 566                 .dpcm_playback = 1,
 567                 .no_pcm = 1,
 568         },
 569         {
 570                 .name = "iDisp3",
 571                 .id = 5,
 572                 .cpu_dai_name = "iDisp3 Pin",
 573                 .codec_name = "ehdaudio0D2",
 574                 .codec_dai_name = "intel-hdmi-hifi3",
 575                 .platform_name = "0000:00:1f.3",
 576                 .init = skylake_hdmi3_init,
 577                 .dpcm_playback = 1,
 578                 .no_pcm = 1,
 579         },
 580 };
 581
 582 #define NAME_SIZE       32
 583 static int skylake_card_late_probe(struct snd_soc_card *card)
 584 {
 585         struct skl_nau8825_private *ctx = snd_soc_card_get_drvdata(card);
 586         struct skl_hdmi_pcm *pcm;
 587         struct snd_soc_component *component = NULL;
 588         int err, i = 0;
 589         char jack_name[NAME_SIZE];
 590
 591         list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
 592                 component = pcm->codec_dai->component;
 593                 snprintf(jack_name, sizeof(jack_name),
 594                         "HDMI/DP, pcm=%d Jack", pcm->device);
 595                 err = snd_soc_card_jack_new(card, jack_name,
 596                                         SND_JACK_AVOUT,
 597                                         &skylake_hdmi[i],
 598                                         NULL, 0);
 599
 600                 if (err)
 601                         return err;
 602
 603                 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
 604                                                 &skylake_hdmi[i]);
 605                 if (err < 0)
 606                         return err;
 607
 608                 i++;
 609         }
 610
 611         if (!component)
 612                 return -EINVAL;
 613
 614         return hdac_hdmi_jack_port_init(component, &card->dapm);
 615 }
 616
 617 /* skylake audio machine driver for SPT + NAU88L25 */
 618 static struct snd_soc_card skylake_audio_card = {
 619         .name = "sklnau8825max",
 620         .owner = THIS_MODULE,
 621         .dai_link = skylake_dais,
 622         .num_links = ARRAY_SIZE(skylake_dais),
 623         .controls = skylake_controls,
 624         .num_controls = ARRAY_SIZE(skylake_controls),
 625         .dapm_widgets = skylake_widgets,
 626         .num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
 627         .dapm_routes = skylake_map,
 628         .num_dapm_routes = ARRAY_SIZE(skylake_map),
 629         .fully_routed = true,
 630         .late_probe = skylake_card_late_probe,
 631 };
 632
 633 static int skylake_audio_probe(struct platform_device *pdev)
 634 {
 635         struct skl_nau8825_private *ctx;
 636         struct snd_soc_acpi_mach *mach;
 637
 638         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 639         if (!ctx)
 640                 return -ENOMEM;
 641
 642         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 643
 644         skylake_audio_card.dev = &pdev->dev;
 645         snd_soc_card_set_drvdata(&skylake_audio_card, ctx);
 646
 647         mach = (&pdev->dev)->platform_data;
 648         if (mach)
 649                 dmic_constraints = mach->mach_params.dmic_num == 2 ?
 650                         &constraints_dmic_2ch : &constraints_dmic_channels;
 651
 652         return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
 653 }
 654
 655 static const struct platform_device_id skl_board_ids[] = {
 656         { .name = "skl_n88l25_m98357a" },
 657         { .name = "kbl_n88l25_m98357a" },
 658         { }
 659 };
 660
 661 static struct platform_driver skylake_audio = {
 662         .probe = skylake_audio_probe,
 663         .driver = {
 664                 .name = "skl_n88l25_m98357a",
 665                 .pm = &snd_soc_pm_ops,
 666         },
 667         .id_table = skl_board_ids,
 668 };
 669
 670 module_platform_driver(skylake_audio)
 671
 672 /* Module information */
 673 MODULE_DESCRIPTION("Audio Machine driver-NAU88L25 & MAX98357A in I2S mode");
 674 MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com");
 675 MODULE_LICENSE("GPL v2");
 676 MODULE_ALIAS("platform:skl_n88l25_m98357a");
 677 MODULE_ALIAS("platform:kbl_n88l25_m98357a");