root/sound/soc/intel/boards/skl_nau88l25_ssm4567.c

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DEFINITIONS

This source file includes following definitions.
  1. platform_clock_control
  2. skylake_ssm4567_codec_init
  3. skylake_nau8825_codec_init
  4. skylake_hdmi1_init
  5. skylake_hdmi2_init
  6. skylake_hdmi3_init
  7. skylake_nau8825_fe_init
  8. skl_fe_startup
  9. skylake_ssp_fixup
  10. skylake_dmic_fixup
  11. skylake_nau8825_hw_params
  12. skylake_dmic_startup
  13. skylake_refcap_startup
  14. skylake_card_late_probe
  15. skylake_audio_probe

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Intel Skylake I2S Machine Driver for NAU88L25+SSM4567
   4  *
   5  * Copyright (C) 2015, Intel Corporation. All rights reserved.
   6  *
   7  * Modified from:
   8  *   Intel Skylake I2S Machine Driver for NAU88L25 and SSM4567
   9  *
  10  *   Copyright (C) 2015, Intel Corporation. All rights reserved.
  11  */
  12 
  13 #include <linux/module.h>
  14 #include <linux/platform_device.h>
  15 #include <sound/core.h>
  16 #include <sound/pcm.h>
  17 #include <sound/soc.h>
  18 #include <sound/soc-acpi.h>
  19 #include <sound/jack.h>
  20 #include <sound/pcm_params.h>
  21 #include "../../codecs/nau8825.h"
  22 #include "../../codecs/hdac_hdmi.h"
  23 
  24 #define SKL_NUVOTON_CODEC_DAI   "nau8825-hifi"
  25 #define SKL_SSM_CODEC_DAI       "ssm4567-hifi"
  26 #define DMIC_CH(p)     p->list[p->count-1]
  27 
  28 static struct snd_soc_jack skylake_headset;
  29 static struct snd_soc_card skylake_audio_card;
  30 static const struct snd_pcm_hw_constraint_list *dmic_constraints;
  31 static struct snd_soc_jack skylake_hdmi[3];
  32 
  33 struct skl_hdmi_pcm {
  34         struct list_head head;
  35         struct snd_soc_dai *codec_dai;
  36         int device;
  37 };
  38 
  39 struct skl_nau88125_private {
  40         struct list_head hdmi_pcm_list;
  41 };
  42 enum {
  43         SKL_DPCM_AUDIO_PB = 0,
  44         SKL_DPCM_AUDIO_CP,
  45         SKL_DPCM_AUDIO_REF_CP,
  46         SKL_DPCM_AUDIO_DMIC_CP,
  47         SKL_DPCM_AUDIO_HDMI1_PB,
  48         SKL_DPCM_AUDIO_HDMI2_PB,
  49         SKL_DPCM_AUDIO_HDMI3_PB,
  50 };
  51 
  52 static const struct snd_kcontrol_new skylake_controls[] = {
  53         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  54         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  55         SOC_DAPM_PIN_SWITCH("Left Speaker"),
  56         SOC_DAPM_PIN_SWITCH("Right Speaker"),
  57 };
  58 
  59 static int platform_clock_control(struct snd_soc_dapm_widget *w,
  60                 struct snd_kcontrol *k, int  event)
  61 {
  62         struct snd_soc_dapm_context *dapm = w->dapm;
  63         struct snd_soc_card *card = dapm->card;
  64         struct snd_soc_dai *codec_dai;
  65         int ret;
  66 
  67         codec_dai = snd_soc_card_get_codec_dai(card, SKL_NUVOTON_CODEC_DAI);
  68         if (!codec_dai) {
  69                 dev_err(card->dev, "Codec dai not found\n");
  70                 return -EIO;
  71         }
  72 
  73         if (SND_SOC_DAPM_EVENT_ON(event)) {
  74                 ret = snd_soc_dai_set_sysclk(codec_dai,
  75                                 NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
  76                 if (ret < 0) {
  77                         dev_err(card->dev, "set sysclk err = %d\n", ret);
  78                         return -EIO;
  79                 }
  80         } else {
  81                 ret = snd_soc_dai_set_sysclk(codec_dai,
  82                                 NAU8825_CLK_INTERNAL, 0, SND_SOC_CLOCK_IN);
  83                 if (ret < 0) {
  84                         dev_err(card->dev, "set sysclk err = %d\n", ret);
  85                         return -EIO;
  86                 }
  87         }
  88         return ret;
  89 }
  90 
  91 static const struct snd_soc_dapm_widget skylake_widgets[] = {
  92         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  93         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  94         SND_SOC_DAPM_SPK("Left Speaker", NULL),
  95         SND_SOC_DAPM_SPK("Right Speaker", NULL),
  96         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  97         SND_SOC_DAPM_SPK("DP1", NULL),
  98         SND_SOC_DAPM_SPK("DP2", NULL),
  99         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
 100                         platform_clock_control, SND_SOC_DAPM_PRE_PMU |
 101                         SND_SOC_DAPM_POST_PMD),
 102 };
 103 
 104 static const struct snd_soc_dapm_route skylake_map[] = {
 105         /* HP jack connectors - unknown if we have jack detection */
 106         {"Headphone Jack", NULL, "HPOL"},
 107         {"Headphone Jack", NULL, "HPOR"},
 108 
 109         /* speaker */
 110         {"Left Speaker", NULL, "Left OUT"},
 111         {"Right Speaker", NULL, "Right OUT"},
 112 
 113         /* other jacks */
 114         {"MIC", NULL, "Headset Mic"},
 115         {"DMic", NULL, "SoC DMIC"},
 116 
 117         /* CODEC BE connections */
 118         { "Left Playback", NULL, "ssp0 Tx"},
 119         { "Right Playback", NULL, "ssp0 Tx"},
 120         { "ssp0 Tx", NULL, "codec0_out"},
 121 
 122         /* IV feedback path */
 123         { "codec0_lp_in", NULL, "ssp0 Rx"},
 124         { "ssp0 Rx", NULL, "Left Capture Sense" },
 125         { "ssp0 Rx", NULL, "Right Capture Sense" },
 126 
 127         { "Playback", NULL, "ssp1 Tx"},
 128         { "ssp1 Tx", NULL, "codec1_out"},
 129 
 130         { "codec0_in", NULL, "ssp1 Rx" },
 131         { "ssp1 Rx", NULL, "Capture" },
 132 
 133         /* DMIC */
 134         { "dmic01_hifi", NULL, "DMIC01 Rx" },
 135         { "DMIC01 Rx", NULL, "DMIC AIF" },
 136 
 137         { "hifi3", NULL, "iDisp3 Tx"},
 138         { "iDisp3 Tx", NULL, "iDisp3_out"},
 139         { "hifi2", NULL, "iDisp2 Tx"},
 140         { "iDisp2 Tx", NULL, "iDisp2_out"},
 141         { "hifi1", NULL, "iDisp1 Tx"},
 142         { "iDisp1 Tx", NULL, "iDisp1_out"},
 143 
 144         { "Headphone Jack", NULL, "Platform Clock" },
 145         { "Headset Mic", NULL, "Platform Clock" },
 146 };
 147 
 148 static struct snd_soc_codec_conf ssm4567_codec_conf[] = {
 149         {
 150                 .dev_name = "i2c-INT343B:00",
 151                 .name_prefix = "Left",
 152         },
 153         {
 154                 .dev_name = "i2c-INT343B:01",
 155                 .name_prefix = "Right",
 156         },
 157 };
 158 
 159 static int skylake_ssm4567_codec_init(struct snd_soc_pcm_runtime *rtd)
 160 {
 161         int ret;
 162 
 163         /* Slot 1 for left */
 164         ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[0], 0x01, 0x01, 2, 48);
 165         if (ret < 0)
 166                 return ret;
 167 
 168         /* Slot 2 for right */
 169         ret = snd_soc_dai_set_tdm_slot(rtd->codec_dais[1], 0x02, 0x02, 2, 48);
 170         if (ret < 0)
 171                 return ret;
 172 
 173         return ret;
 174 }
 175 
 176 static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime *rtd)
 177 {
 178         int ret;
 179         struct snd_soc_component *component = rtd->codec_dai->component;
 180 
 181         /*
 182          * 4 buttons here map to the google Reference headset
 183          * The use of these buttons can be decided by the user space.
 184          */
 185         ret = snd_soc_card_jack_new(&skylake_audio_card, "Headset Jack",
 186                 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 187                 SND_JACK_BTN_2 | SND_JACK_BTN_3, &skylake_headset,
 188                 NULL, 0);
 189         if (ret) {
 190                 dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
 191                 return ret;
 192         }
 193 
 194         nau8825_enable_jack_detect(component, &skylake_headset);
 195 
 196         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 197 
 198         return ret;
 199 }
 200 
 201 static int skylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd)
 202 {
 203         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 204         struct snd_soc_dai *dai = rtd->codec_dai;
 205         struct skl_hdmi_pcm *pcm;
 206 
 207         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 208         if (!pcm)
 209                 return -ENOMEM;
 210 
 211         pcm->device = SKL_DPCM_AUDIO_HDMI1_PB;
 212         pcm->codec_dai = dai;
 213 
 214         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 215 
 216         return 0;
 217 }
 218 
 219 static int skylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd)
 220 {
 221         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 222         struct snd_soc_dai *dai = rtd->codec_dai;
 223         struct skl_hdmi_pcm *pcm;
 224 
 225         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 226         if (!pcm)
 227                 return -ENOMEM;
 228 
 229         pcm->device = SKL_DPCM_AUDIO_HDMI2_PB;
 230         pcm->codec_dai = dai;
 231 
 232         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 233 
 234         return 0;
 235 }
 236 
 237 
 238 static int skylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd)
 239 {
 240         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 241         struct snd_soc_dai *dai = rtd->codec_dai;
 242         struct skl_hdmi_pcm *pcm;
 243 
 244         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 245         if (!pcm)
 246                 return -ENOMEM;
 247 
 248         pcm->device = SKL_DPCM_AUDIO_HDMI3_PB;
 249         pcm->codec_dai = dai;
 250 
 251         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 252 
 253         return 0;
 254 }
 255 
 256 static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime *rtd)
 257 {
 258         struct snd_soc_dapm_context *dapm;
 259         struct snd_soc_component *component = rtd->cpu_dai->component;
 260 
 261         dapm = snd_soc_component_get_dapm(component);
 262         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 263 
 264         return 0;
 265 }
 266 
 267 static const unsigned int rates[] = {
 268         48000,
 269 };
 270 
 271 static const struct snd_pcm_hw_constraint_list constraints_rates = {
 272         .count = ARRAY_SIZE(rates),
 273         .list  = rates,
 274         .mask = 0,
 275 };
 276 
 277 static const unsigned int channels[] = {
 278         2,
 279 };
 280 
 281 static const struct snd_pcm_hw_constraint_list constraints_channels = {
 282         .count = ARRAY_SIZE(channels),
 283         .list = channels,
 284         .mask = 0,
 285 };
 286 
 287 static int skl_fe_startup(struct snd_pcm_substream *substream)
 288 {
 289         struct snd_pcm_runtime *runtime = substream->runtime;
 290 
 291         /*
 292          * on this platform for PCM device we support,
 293          *      48Khz
 294          *      stereo
 295          *      16 bit audio
 296          */
 297 
 298         runtime->hw.channels_max = 2;
 299         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 300                                            &constraints_channels);
 301 
 302         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 303         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 304 
 305         snd_pcm_hw_constraint_list(runtime, 0,
 306                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 307 
 308         return 0;
 309 }
 310 
 311 static const struct snd_soc_ops skylake_nau8825_fe_ops = {
 312         .startup = skl_fe_startup,
 313 };
 314 
 315 static int skylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
 316                         struct snd_pcm_hw_params *params)
 317 {
 318         struct snd_interval *rate = hw_param_interval(params,
 319                         SNDRV_PCM_HW_PARAM_RATE);
 320         struct snd_interval *channels = hw_param_interval(params,
 321                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 322         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 323 
 324         /* The ADSP will covert the FE rate to 48k, stereo */
 325         rate->min = rate->max = 48000;
 326         channels->min = channels->max = 2;
 327 
 328         /* set SSP0 to 24 bit */
 329         snd_mask_none(fmt);
 330         snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 331         return 0;
 332 }
 333 
 334 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 335                         struct snd_pcm_hw_params *params)
 336 {
 337         struct snd_interval *channels = hw_param_interval(params,
 338                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 339         if (params_channels(params) == 2 || DMIC_CH(dmic_constraints) == 2)
 340                 channels->min = channels->max = 2;
 341         else
 342                 channels->min = channels->max = 4;
 343 
 344         return 0;
 345 }
 346 
 347 static int skylake_nau8825_hw_params(struct snd_pcm_substream *substream,
 348         struct snd_pcm_hw_params *params)
 349 {
 350         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 351         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 352         int ret;
 353 
 354         ret = snd_soc_dai_set_sysclk(codec_dai,
 355                         NAU8825_CLK_MCLK, 24000000, SND_SOC_CLOCK_IN);
 356 
 357         if (ret < 0)
 358                 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
 359 
 360         return ret;
 361 }
 362 
 363 static const struct snd_soc_ops skylake_nau8825_ops = {
 364         .hw_params = skylake_nau8825_hw_params,
 365 };
 366 
 367 static const unsigned int channels_dmic[] = {
 368         2, 4,
 369 };
 370 
 371 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
 372         .count = ARRAY_SIZE(channels_dmic),
 373         .list = channels_dmic,
 374         .mask = 0,
 375 };
 376 
 377 static const unsigned int dmic_2ch[] = {
 378         2,
 379 };
 380 
 381 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = {
 382         .count = ARRAY_SIZE(dmic_2ch),
 383         .list = dmic_2ch,
 384         .mask = 0,
 385 };
 386 
 387 static int skylake_dmic_startup(struct snd_pcm_substream *substream)
 388 {
 389         struct snd_pcm_runtime *runtime = substream->runtime;
 390 
 391         runtime->hw.channels_max = DMIC_CH(dmic_constraints);
 392         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 393                         dmic_constraints);
 394 
 395         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 396                         SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 397 }
 398 
 399 static const struct snd_soc_ops skylake_dmic_ops = {
 400         .startup = skylake_dmic_startup,
 401 };
 402 
 403 static const unsigned int rates_16000[] = {
 404         16000,
 405 };
 406 
 407 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
 408         .count = ARRAY_SIZE(rates_16000),
 409         .list  = rates_16000,
 410 };
 411 
 412 static const unsigned int ch_mono[] = {
 413         1,
 414 };
 415 
 416 static const struct snd_pcm_hw_constraint_list constraints_refcap = {
 417         .count = ARRAY_SIZE(ch_mono),
 418         .list  = ch_mono,
 419 };
 420 
 421 static int skylake_refcap_startup(struct snd_pcm_substream *substream)
 422 {
 423         substream->runtime->hw.channels_max = 1;
 424         snd_pcm_hw_constraint_list(substream->runtime, 0,
 425                                         SNDRV_PCM_HW_PARAM_CHANNELS,
 426                                         &constraints_refcap);
 427 
 428         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 429                         SNDRV_PCM_HW_PARAM_RATE,
 430                         &constraints_16000);
 431 }
 432 
 433 static const struct snd_soc_ops skylake_refcap_ops = {
 434         .startup = skylake_refcap_startup,
 435 };
 436 
 437 SND_SOC_DAILINK_DEF(dummy,
 438         DAILINK_COMP_ARRAY(COMP_DUMMY()));
 439 
 440 SND_SOC_DAILINK_DEF(system,
 441         DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
 442 
 443 SND_SOC_DAILINK_DEF(reference,
 444         DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
 445 
 446 SND_SOC_DAILINK_DEF(dmic,
 447         DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
 448 
 449 SND_SOC_DAILINK_DEF(hdmi1,
 450         DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
 451 
 452 SND_SOC_DAILINK_DEF(hdmi2,
 453         DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
 454 
 455 SND_SOC_DAILINK_DEF(hdmi3,
 456         DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
 457 
 458 SND_SOC_DAILINK_DEF(ssp0_pin,
 459         DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
 460 SND_SOC_DAILINK_DEF(ssp0_codec,
 461         DAILINK_COMP_ARRAY(
 462         /* Left */      COMP_CODEC("i2c-INT343B:00", SKL_SSM_CODEC_DAI),
 463         /* Right */     COMP_CODEC("i2c-INT343B:01", SKL_SSM_CODEC_DAI)));
 464 
 465 SND_SOC_DAILINK_DEF(ssp1_pin,
 466         DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
 467 SND_SOC_DAILINK_DEF(ssp1_codec,
 468         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10508825:00", SKL_NUVOTON_CODEC_DAI)));
 469 
 470 SND_SOC_DAILINK_DEF(dmic01_pin,
 471         DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
 472 SND_SOC_DAILINK_DEF(dmic_codec,
 473         DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
 474 
 475 SND_SOC_DAILINK_DEF(idisp1_pin,
 476         DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
 477 SND_SOC_DAILINK_DEF(idisp1_codec,
 478         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
 479 
 480 SND_SOC_DAILINK_DEF(idisp2_pin,
 481         DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
 482 SND_SOC_DAILINK_DEF(idisp2_codec,
 483         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
 484 
 485 SND_SOC_DAILINK_DEF(idisp3_pin,
 486         DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
 487 SND_SOC_DAILINK_DEF(idisp3_codec,
 488         DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
 489 
 490 SND_SOC_DAILINK_DEF(platform,
 491         DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
 492 
 493 /* skylake digital audio interface glue - connects codec <--> CPU */
 494 static struct snd_soc_dai_link skylake_dais[] = {
 495         /* Front End DAI links */
 496         [SKL_DPCM_AUDIO_PB] = {
 497                 .name = "Skl Audio Port",
 498                 .stream_name = "Audio",
 499                 .dynamic = 1,
 500                 .nonatomic = 1,
 501                 .init = skylake_nau8825_fe_init,
 502                 .trigger = {
 503                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 504                 .dpcm_playback = 1,
 505                 .ops = &skylake_nau8825_fe_ops,
 506                 SND_SOC_DAILINK_REG(system, dummy, platform),
 507         },
 508         [SKL_DPCM_AUDIO_CP] = {
 509                 .name = "Skl Audio Capture Port",
 510                 .stream_name = "Audio Record",
 511                 .dynamic = 1,
 512                 .nonatomic = 1,
 513                 .trigger = {
 514                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 515                 .dpcm_capture = 1,
 516                 .ops = &skylake_nau8825_fe_ops,
 517                 SND_SOC_DAILINK_REG(system, dummy, platform),
 518         },
 519         [SKL_DPCM_AUDIO_REF_CP] = {
 520                 .name = "Skl Audio Reference cap",
 521                 .stream_name = "Wake on Voice",
 522                 .init = NULL,
 523                 .dpcm_capture = 1,
 524                 .nonatomic = 1,
 525                 .dynamic = 1,
 526                 .ops = &skylake_refcap_ops,
 527                 SND_SOC_DAILINK_REG(reference, dummy, platform),
 528         },
 529         [SKL_DPCM_AUDIO_DMIC_CP] = {
 530                 .name = "Skl Audio DMIC cap",
 531                 .stream_name = "dmiccap",
 532                 .init = NULL,
 533                 .dpcm_capture = 1,
 534                 .nonatomic = 1,
 535                 .dynamic = 1,
 536                 .ops = &skylake_dmic_ops,
 537                 SND_SOC_DAILINK_REG(dmic, dummy, platform),
 538         },
 539         [SKL_DPCM_AUDIO_HDMI1_PB] = {
 540                 .name = "Skl HDMI Port1",
 541                 .stream_name = "Hdmi1",
 542                 .dpcm_playback = 1,
 543                 .init = NULL,
 544                 .trigger = {
 545                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 546                 .nonatomic = 1,
 547                 .dynamic = 1,
 548                 SND_SOC_DAILINK_REG(hdmi1, dummy, platform),
 549         },
 550         [SKL_DPCM_AUDIO_HDMI2_PB] = {
 551                 .name = "Skl HDMI Port2",
 552                 .stream_name = "Hdmi2",
 553                 .dpcm_playback = 1,
 554                 .init = NULL,
 555                 .trigger = {
 556                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 557                 .nonatomic = 1,
 558                 .dynamic = 1,
 559                 SND_SOC_DAILINK_REG(hdmi2, dummy, platform),
 560         },
 561         [SKL_DPCM_AUDIO_HDMI3_PB] = {
 562                 .name = "Skl HDMI Port3",
 563                 .stream_name = "Hdmi3",
 564                 .trigger = {
 565                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 566                 .dpcm_playback = 1,
 567                 .init = NULL,
 568                 .nonatomic = 1,
 569                 .dynamic = 1,
 570                 SND_SOC_DAILINK_REG(hdmi3, dummy, platform),
 571         },
 572 
 573         /* Back End DAI links */
 574         {
 575                 /* SSP0 - Codec */
 576                 .name = "SSP0-Codec",
 577                 .id = 0,
 578                 .no_pcm = 1,
 579                 .dai_fmt = SND_SOC_DAIFMT_DSP_A |
 580                         SND_SOC_DAIFMT_IB_NF |
 581                         SND_SOC_DAIFMT_CBS_CFS,
 582                 .init = skylake_ssm4567_codec_init,
 583                 .ignore_pmdown_time = 1,
 584                 .be_hw_params_fixup = skylake_ssp_fixup,
 585                 .dpcm_playback = 1,
 586                 .dpcm_capture = 1,
 587                 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform),
 588         },
 589         {
 590                 /* SSP1 - Codec */
 591                 .name = "SSP1-Codec",
 592                 .id = 1,
 593                 .no_pcm = 1,
 594                 .init = skylake_nau8825_codec_init,
 595                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 596                         SND_SOC_DAIFMT_CBS_CFS,
 597                 .ignore_pmdown_time = 1,
 598                 .be_hw_params_fixup = skylake_ssp_fixup,
 599                 .ops = &skylake_nau8825_ops,
 600                 .dpcm_playback = 1,
 601                 .dpcm_capture = 1,
 602                 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform),
 603         },
 604         {
 605                 .name = "dmic01",
 606                 .id = 2,
 607                 .ignore_suspend = 1,
 608                 .be_hw_params_fixup = skylake_dmic_fixup,
 609                 .dpcm_capture = 1,
 610                 .no_pcm = 1,
 611                 SND_SOC_DAILINK_REG(dmic01_pin, dmic_codec, platform),
 612         },
 613         {
 614                 .name = "iDisp1",
 615                 .id = 3,
 616                 .dpcm_playback = 1,
 617                 .init = skylake_hdmi1_init,
 618                 .no_pcm = 1,
 619                 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform),
 620         },
 621         {
 622                 .name = "iDisp2",
 623                 .id = 4,
 624                 .init = skylake_hdmi2_init,
 625                 .dpcm_playback = 1,
 626                 .no_pcm = 1,
 627                 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform),
 628         },
 629         {
 630                 .name = "iDisp3",
 631                 .id = 5,
 632                 .init = skylake_hdmi3_init,
 633                 .dpcm_playback = 1,
 634                 .no_pcm = 1,
 635                 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform),
 636         },
 637 };
 638 
 639 #define NAME_SIZE       32
 640 static int skylake_card_late_probe(struct snd_soc_card *card)
 641 {
 642         struct skl_nau88125_private *ctx = snd_soc_card_get_drvdata(card);
 643         struct skl_hdmi_pcm *pcm;
 644         struct snd_soc_component *component = NULL;
 645         int err, i = 0;
 646         char jack_name[NAME_SIZE];
 647 
 648         list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
 649                 component = pcm->codec_dai->component;
 650                 snprintf(jack_name, sizeof(jack_name),
 651                         "HDMI/DP, pcm=%d Jack", pcm->device);
 652                 err = snd_soc_card_jack_new(card, jack_name,
 653                                         SND_JACK_AVOUT,
 654                                         &skylake_hdmi[i],
 655                                         NULL, 0);
 656 
 657                 if (err)
 658                         return err;
 659 
 660                 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
 661                                                 &skylake_hdmi[i]);
 662                 if (err < 0)
 663                         return err;
 664 
 665                 i++;
 666         }
 667 
 668         if (!component)
 669                 return -EINVAL;
 670 
 671         return hdac_hdmi_jack_port_init(component, &card->dapm);
 672 }
 673 
 674 /* skylake audio machine driver for SPT + NAU88L25 */
 675 static struct snd_soc_card skylake_audio_card = {
 676         .name = "sklnau8825adi",
 677         .owner = THIS_MODULE,
 678         .dai_link = skylake_dais,
 679         .num_links = ARRAY_SIZE(skylake_dais),
 680         .controls = skylake_controls,
 681         .num_controls = ARRAY_SIZE(skylake_controls),
 682         .dapm_widgets = skylake_widgets,
 683         .num_dapm_widgets = ARRAY_SIZE(skylake_widgets),
 684         .dapm_routes = skylake_map,
 685         .num_dapm_routes = ARRAY_SIZE(skylake_map),
 686         .codec_conf = ssm4567_codec_conf,
 687         .num_configs = ARRAY_SIZE(ssm4567_codec_conf),
 688         .fully_routed = true,
 689         .late_probe = skylake_card_late_probe,
 690 };
 691 
 692 static int skylake_audio_probe(struct platform_device *pdev)
 693 {
 694         struct skl_nau88125_private *ctx;
 695         struct snd_soc_acpi_mach *mach;
 696 
 697         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 698         if (!ctx)
 699                 return -ENOMEM;
 700 
 701         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 702 
 703         skylake_audio_card.dev = &pdev->dev;
 704         snd_soc_card_set_drvdata(&skylake_audio_card, ctx);
 705 
 706         mach = (&pdev->dev)->platform_data;
 707         if (mach)
 708                 dmic_constraints = mach->mach_params.dmic_num == 2 ?
 709                         &constraints_dmic_2ch : &constraints_dmic_channels;
 710 
 711         return devm_snd_soc_register_card(&pdev->dev, &skylake_audio_card);
 712 }
 713 
 714 static const struct platform_device_id skl_board_ids[] = {
 715         { .name = "skl_n88l25_s4567" },
 716         { .name = "kbl_n88l25_s4567" },
 717         { }
 718 };
 719 
 720 static struct platform_driver skylake_audio = {
 721         .probe = skylake_audio_probe,
 722         .driver = {
 723                 .name = "skl_n88l25_s4567",
 724                 .pm = &snd_soc_pm_ops,
 725         },
 726         .id_table = skl_board_ids,
 727 };
 728 
 729 module_platform_driver(skylake_audio)
 730 
 731 /* Module information */
 732 MODULE_AUTHOR("Conrad Cooke  <conrad.cooke@intel.com>");
 733 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
 734 MODULE_AUTHOR("Naveen M <naveen.m@intel.com>");
 735 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>");
 736 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
 737 MODULE_DESCRIPTION("Intel Audio Machine driver for SKL with NAU88L25 and SSM4567 in I2S Mode");
 738 MODULE_LICENSE("GPL v2");
 739 MODULE_ALIAS("platform:skl_n88l25_s4567");
 740 MODULE_ALIAS("platform:kbl_n88l25_s4567");

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