sound/soc/intel/boards/bxt_rt298.c

   1 /*
   2  * Intel Broxton-P I2S Machine Driver
   3  *
   4  * Copyright (C) 2014-2016, Intel Corporation. All rights reserved.
   5  *
   6  * Modified from:
   7  *   Intel Skylake I2S Machine driver
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License version
  11  * 2 as published by the Free Software Foundation.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  */
  18
  19 #include <linux/module.h>
  20 #include <linux/platform_device.h>
  21 #include <sound/core.h>
  22 #include <sound/pcm.h>
  23 #include <sound/soc.h>
  24 #include <sound/jack.h>
  25 #include <sound/pcm_params.h>
  26 #include "../../codecs/hdac_hdmi.h"
  27 #include "../../codecs/rt298.h"
  28
  29 /* Headset jack detection DAPM pins */
  30 static struct snd_soc_jack broxton_headset;
  31 static struct snd_soc_jack broxton_hdmi[3];
  32
  33 struct bxt_hdmi_pcm {
  34         struct list_head head;
  35         struct snd_soc_dai *codec_dai;
  36         int device;
  37 };
  38
  39 struct bxt_rt286_private {
  40         struct list_head hdmi_pcm_list;
  41 };
  42
  43 enum {
  44         BXT_DPCM_AUDIO_PB = 0,
  45         BXT_DPCM_AUDIO_CP,
  46         BXT_DPCM_AUDIO_REF_CP,
  47         BXT_DPCM_AUDIO_DMIC_CP,
  48         BXT_DPCM_AUDIO_HDMI1_PB,
  49         BXT_DPCM_AUDIO_HDMI2_PB,
  50         BXT_DPCM_AUDIO_HDMI3_PB,
  51 };
  52
  53 static struct snd_soc_jack_pin broxton_headset_pins[] = {
  54         {
  55                 .pin = "Mic Jack",
  56                 .mask = SND_JACK_MICROPHONE,
  57         },
  58         {
  59                 .pin = "Headphone Jack",
  60                 .mask = SND_JACK_HEADPHONE,
  61         },
  62 };
  63
  64 static const struct snd_kcontrol_new broxton_controls[] = {
  65         SOC_DAPM_PIN_SWITCH("Speaker"),
  66         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  67         SOC_DAPM_PIN_SWITCH("Mic Jack"),
  68 };
  69
  70 static const struct snd_soc_dapm_widget broxton_widgets[] = {
  71         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  72         SND_SOC_DAPM_SPK("Speaker", NULL),
  73         SND_SOC_DAPM_MIC("Mic Jack", NULL),
  74         SND_SOC_DAPM_MIC("DMIC2", NULL),
  75         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  76         SND_SOC_DAPM_SPK("HDMI1", NULL),
  77         SND_SOC_DAPM_SPK("HDMI2", NULL),
  78         SND_SOC_DAPM_SPK("HDMI3", NULL),
  79 };
  80
  81 static const struct snd_soc_dapm_route broxton_rt298_map[] = {
  82         /* speaker */
  83         {"Speaker", NULL, "SPOR"},
  84         {"Speaker", NULL, "SPOL"},
  85
  86         /* HP jack connectors - unknown if we have jack detect */
  87         {"Headphone Jack", NULL, "HPO Pin"},
  88
  89         /* other jacks */
  90         {"MIC1", NULL, "Mic Jack"},
  91
  92         /* digital mics */
  93         {"DMIC1 Pin", NULL, "DMIC2"},
  94         {"DMic", NULL, "SoC DMIC"},
  95
  96         {"HDMI1", NULL, "hif5-0 Output"},
  97         {"HDMI2", NULL, "hif6-0 Output"},
  98         {"HDMI2", NULL, "hif7-0 Output"},
  99
 100         /* CODEC BE connections */
 101         { "AIF1 Playback", NULL, "ssp5 Tx"},
 102         { "ssp5 Tx", NULL, "codec0_out"},
 103         { "ssp5 Tx", NULL, "codec1_out"},
 104
 105         { "codec0_in", NULL, "ssp5 Rx" },
 106         { "ssp5 Rx", NULL, "AIF1 Capture" },
 107
 108         { "dmic01_hifi", NULL, "DMIC01 Rx" },
 109         { "DMIC01 Rx", NULL, "Capture" },
 110
 111         { "hifi3", NULL, "iDisp3 Tx"},
 112         { "iDisp3 Tx", NULL, "iDisp3_out"},
 113         { "hifi2", NULL, "iDisp2 Tx"},
 114         { "iDisp2 Tx", NULL, "iDisp2_out"},
 115         { "hifi1", NULL, "iDisp1 Tx"},
 116         { "iDisp1 Tx", NULL, "iDisp1_out"},
 117 };
 118
 119 static const struct snd_soc_dapm_route geminilake_rt298_map[] = {
 120         /* speaker */
 121         {"Speaker", NULL, "SPOR"},
 122         {"Speaker", NULL, "SPOL"},
 123
 124         /* HP jack connectors - unknown if we have jack detect */
 125         {"Headphone Jack", NULL, "HPO Pin"},
 126
 127         /* other jacks */
 128         {"MIC1", NULL, "Mic Jack"},
 129
 130         /* digital mics */
 131         {"DMIC1 Pin", NULL, "DMIC2"},
 132         {"DMic", NULL, "SoC DMIC"},
 133
 134         {"HDMI1", NULL, "hif5-0 Output"},
 135         {"HDMI2", NULL, "hif6-0 Output"},
 136         {"HDMI2", NULL, "hif7-0 Output"},
 137
 138         /* CODEC BE connections */
 139         { "AIF1 Playback", NULL, "ssp2 Tx"},
 140         { "ssp2 Tx", NULL, "codec0_out"},
 141         { "ssp2 Tx", NULL, "codec1_out"},
 142
 143         { "codec0_in", NULL, "ssp2 Rx" },
 144         { "ssp2 Rx", NULL, "AIF1 Capture" },
 145
 146         { "dmic01_hifi", NULL, "DMIC01 Rx" },
 147         { "DMIC01 Rx", NULL, "Capture" },
 148
 149         { "dmic_voice", NULL, "DMIC16k Rx" },
 150         { "DMIC16k Rx", NULL, "Capture" },
 151
 152         { "hifi3", NULL, "iDisp3 Tx"},
 153         { "iDisp3 Tx", NULL, "iDisp3_out"},
 154         { "hifi2", NULL, "iDisp2 Tx"},
 155         { "iDisp2 Tx", NULL, "iDisp2_out"},
 156         { "hifi1", NULL, "iDisp1 Tx"},
 157         { "iDisp1 Tx", NULL, "iDisp1_out"},
 158 };
 159
 160 static int broxton_rt298_fe_init(struct snd_soc_pcm_runtime *rtd)
 161 {
 162         struct snd_soc_dapm_context *dapm;
 163         struct snd_soc_component *component = rtd->cpu_dai->component;
 164
 165         dapm = snd_soc_component_get_dapm(component);
 166         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 167
 168         return 0;
 169 }
 170
 171 static int broxton_rt298_codec_init(struct snd_soc_pcm_runtime *rtd)
 172 {
 173         struct snd_soc_component *component = rtd->codec_dai->component;
 174         int ret = 0;
 175
 176         ret = snd_soc_card_jack_new(rtd->card, "Headset",
 177                 SND_JACK_HEADSET | SND_JACK_BTN_0,
 178                 &broxton_headset,
 179                 broxton_headset_pins, ARRAY_SIZE(broxton_headset_pins));
 180
 181         if (ret)
 182                 return ret;
 183
 184         rt298_mic_detect(component, &broxton_headset);
 185
 186         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 187
 188         return 0;
 189 }
 190
 191 static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
 192 {
 193         struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(rtd->card);
 194         struct snd_soc_dai *dai = rtd->codec_dai;
 195         struct bxt_hdmi_pcm *pcm;
 196
 197         pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
 198         if (!pcm)
 199                 return -ENOMEM;
 200
 201         pcm->device = BXT_DPCM_AUDIO_HDMI1_PB + dai->id;
 202         pcm->codec_dai = dai;
 203
 204         list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
 205
 206         return 0;
 207 }
 208
 209 static int broxton_ssp5_fixup(struct snd_soc_pcm_runtime *rtd,
 210                         struct snd_pcm_hw_params *params)
 211 {
 212         struct snd_interval *rate = hw_param_interval(params,
 213                                         SNDRV_PCM_HW_PARAM_RATE);
 214         struct snd_interval *channels = hw_param_interval(params,
 215                                         SNDRV_PCM_HW_PARAM_CHANNELS);
 216         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 217
 218         /* The ADSP will covert the FE rate to 48k, stereo */
 219         rate->min = rate->max = 48000;
 220         channels->min = channels->max = 2;
 221
 222         /* set SSP5 to 24 bit */
 223         snd_mask_none(fmt);
 224         snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
 225
 226         return 0;
 227 }
 228
 229 static int broxton_rt298_hw_params(struct snd_pcm_substream *substream,
 230         struct snd_pcm_hw_params *params)
 231 {
 232         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 233         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 234         int ret;
 235
 236         ret = snd_soc_dai_set_sysclk(codec_dai, RT298_SCLK_S_PLL,
 237                                         19200000, SND_SOC_CLOCK_IN);
 238         if (ret < 0) {
 239                 dev_err(rtd->dev, "can't set codec sysclk configuration\n");
 240                 return ret;
 241         }
 242
 243         return ret;
 244 }
 245
 246 static const struct snd_soc_ops broxton_rt298_ops = {
 247         .hw_params = broxton_rt298_hw_params,
 248 };
 249
 250 static const unsigned int rates[] = {
 251         48000,
 252 };
 253
 254 static const struct snd_pcm_hw_constraint_list constraints_rates = {
 255         .count = ARRAY_SIZE(rates),
 256         .list  = rates,
 257         .mask = 0,
 258 };
 259
 260 static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 261                                 struct snd_pcm_hw_params *params)
 262 {
 263         struct snd_interval *channels = hw_param_interval(params,
 264                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 265         channels->min = channels->max = 4;
 266
 267         return 0;
 268 }
 269
 270 static const unsigned int channels_dmic[] = {
 271         1, 2, 3, 4,
 272 };
 273
 274 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = {
 275         .count = ARRAY_SIZE(channels_dmic),
 276         .list = channels_dmic,
 277         .mask = 0,
 278 };
 279
 280 static int broxton_dmic_startup(struct snd_pcm_substream *substream)
 281 {
 282         struct snd_pcm_runtime *runtime = substream->runtime;
 283
 284         runtime->hw.channels_max = 4;
 285         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 286                                         &constraints_dmic_channels);
 287
 288         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 289                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 290 }
 291
 292 static const struct snd_soc_ops broxton_dmic_ops = {
 293         .startup = broxton_dmic_startup,
 294 };
 295
 296 static const unsigned int channels[] = {
 297         2,
 298 };
 299
 300 static const struct snd_pcm_hw_constraint_list constraints_channels = {
 301         .count = ARRAY_SIZE(channels),
 302         .list = channels,
 303         .mask = 0,
 304 };
 305
 306 static int bxt_fe_startup(struct snd_pcm_substream *substream)
 307 {
 308         struct snd_pcm_runtime *runtime = substream->runtime;
 309
 310         /*
 311          * on this platform for PCM device we support:
 312          *      48Khz
 313          *      stereo
 314          *      16-bit audio
 315          */
 316
 317         runtime->hw.channels_max = 2;
 318         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 319                                 &constraints_channels);
 320
 321         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 322         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 323         snd_pcm_hw_constraint_list(runtime, 0,
 324                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 325
 326         return 0;
 327 }
 328
 329 static const struct snd_soc_ops broxton_rt286_fe_ops = {
 330         .startup = bxt_fe_startup,
 331 };
 332
 333 /* broxton digital audio interface glue - connects codec <--> CPU */
 334 static struct snd_soc_dai_link broxton_rt298_dais[] = {
 335         /* Front End DAI links */
 336         [BXT_DPCM_AUDIO_PB] =
 337         {
 338                 .name = "Bxt Audio Port",
 339                 .stream_name = "Audio",
 340                 .cpu_dai_name = "System Pin",
 341                 .platform_name = "0000:00:0e.0",
 342                 .nonatomic = 1,
 343                 .dynamic = 1,
 344                 .codec_name = "snd-soc-dummy",
 345                 .codec_dai_name = "snd-soc-dummy-dai",
 346                 .init = broxton_rt298_fe_init,
 347                 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 348                 .dpcm_playback = 1,
 349                 .ops = &broxton_rt286_fe_ops,
 350         },
 351         [BXT_DPCM_AUDIO_CP] =
 352         {
 353                 .name = "Bxt Audio Capture Port",
 354                 .stream_name = "Audio Record",
 355                 .cpu_dai_name = "System Pin",
 356                 .platform_name = "0000:00:0e.0",
 357                 .nonatomic = 1,
 358                 .dynamic = 1,
 359                 .codec_name = "snd-soc-dummy",
 360                 .codec_dai_name = "snd-soc-dummy-dai",
 361                 .trigger = {SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 362                 .dpcm_capture = 1,
 363                 .ops = &broxton_rt286_fe_ops,
 364         },
 365         [BXT_DPCM_AUDIO_REF_CP] =
 366         {
 367                 .name = "Bxt Audio Reference cap",
 368                 .stream_name = "refcap",
 369                 .cpu_dai_name = "Reference Pin",
 370                 .codec_name = "snd-soc-dummy",
 371                 .codec_dai_name = "snd-soc-dummy-dai",
 372                 .platform_name = "0000:00:0e.0",
 373                 .init = NULL,
 374                 .dpcm_capture = 1,
 375                 .nonatomic = 1,
 376                 .dynamic = 1,
 377         },
 378         [BXT_DPCM_AUDIO_DMIC_CP] =
 379         {
 380                 .name = "Bxt Audio DMIC cap",
 381                 .stream_name = "dmiccap",
 382                 .cpu_dai_name = "DMIC Pin",
 383                 .codec_name = "snd-soc-dummy",
 384                 .codec_dai_name = "snd-soc-dummy-dai",
 385                 .platform_name = "0000:00:0e.0",
 386                 .init = NULL,
 387                 .dpcm_capture = 1,
 388                 .nonatomic = 1,
 389                 .dynamic = 1,
 390                 .ops = &broxton_dmic_ops,
 391         },
 392         [BXT_DPCM_AUDIO_HDMI1_PB] =
 393         {
 394                 .name = "Bxt HDMI Port1",
 395                 .stream_name = "Hdmi1",
 396                 .cpu_dai_name = "HDMI1 Pin",
 397                 .codec_name = "snd-soc-dummy",
 398                 .codec_dai_name = "snd-soc-dummy-dai",
 399                 .platform_name = "0000:00:0e.0",
 400                 .dpcm_playback = 1,
 401                 .init = NULL,
 402                 .nonatomic = 1,
 403                 .dynamic = 1,
 404         },
 405         [BXT_DPCM_AUDIO_HDMI2_PB] =
 406         {
 407                 .name = "Bxt HDMI Port2",
 408                 .stream_name = "Hdmi2",
 409                 .cpu_dai_name = "HDMI2 Pin",
 410                 .codec_name = "snd-soc-dummy",
 411                 .codec_dai_name = "snd-soc-dummy-dai",
 412                 .platform_name = "0000:00:0e.0",
 413                 .dpcm_playback = 1,
 414                 .init = NULL,
 415                 .nonatomic = 1,
 416                 .dynamic = 1,
 417         },
 418         [BXT_DPCM_AUDIO_HDMI3_PB] =
 419         {
 420                 .name = "Bxt HDMI Port3",
 421                 .stream_name = "Hdmi3",
 422                 .cpu_dai_name = "HDMI3 Pin",
 423                 .codec_name = "snd-soc-dummy",
 424                 .codec_dai_name = "snd-soc-dummy-dai",
 425                 .platform_name = "0000:00:0e.0",
 426                 .dpcm_playback = 1,
 427                 .init = NULL,
 428                 .nonatomic = 1,
 429                 .dynamic = 1,
 430         },
 431         /* Back End DAI links */
 432         {
 433                 /* SSP5 - Codec */
 434                 .name = "SSP5-Codec",
 435                 .id = 0,
 436                 .cpu_dai_name = "SSP5 Pin",
 437                 .platform_name = "0000:00:0e.0",
 438                 .no_pcm = 1,
 439                 .codec_name = "i2c-INT343A:00",
 440                 .codec_dai_name = "rt298-aif1",
 441                 .init = broxton_rt298_codec_init,
 442                 .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_NB_NF |
 443                                                 SND_SOC_DAIFMT_CBS_CFS,
 444                 .ignore_pmdown_time = 1,
 445                 .be_hw_params_fixup = broxton_ssp5_fixup,
 446                 .ops = &broxton_rt298_ops,
 447                 .dpcm_playback = 1,
 448                 .dpcm_capture = 1,
 449         },
 450         {
 451                 .name = "dmic01",
 452                 .id = 1,
 453                 .cpu_dai_name = "DMIC01 Pin",
 454                 .codec_name = "dmic-codec",
 455                 .codec_dai_name = "dmic-hifi",
 456                 .platform_name = "0000:00:0e.0",
 457                 .be_hw_params_fixup = broxton_dmic_fixup,
 458                 .ignore_suspend = 1,
 459                 .dpcm_capture = 1,
 460                 .no_pcm = 1,
 461         },
 462         {
 463                 .name = "dmic16k",
 464                 .id = 2,
 465                 .cpu_dai_name = "DMIC16k Pin",
 466                 .codec_name = "dmic-codec",
 467                 .codec_dai_name = "dmic-hifi",
 468                 .platform_name = "0000:00:0e.0",
 469                 .be_hw_params_fixup = broxton_dmic_fixup,
 470                 .ignore_suspend = 1,
 471                 .dpcm_capture = 1,
 472                 .no_pcm = 1,
 473         },
 474         {
 475                 .name = "iDisp1",
 476                 .id = 3,
 477                 .cpu_dai_name = "iDisp1 Pin",
 478                 .codec_name = "ehdaudio0D2",
 479                 .codec_dai_name = "intel-hdmi-hifi1",
 480                 .platform_name = "0000:00:0e.0",
 481                 .init = broxton_hdmi_init,
 482                 .dpcm_playback = 1,
 483                 .no_pcm = 1,
 484         },
 485         {
 486                 .name = "iDisp2",
 487                 .id = 4,
 488                 .cpu_dai_name = "iDisp2 Pin",
 489                 .codec_name = "ehdaudio0D2",
 490                 .codec_dai_name = "intel-hdmi-hifi2",
 491                 .platform_name = "0000:00:0e.0",
 492                 .init = broxton_hdmi_init,
 493                 .dpcm_playback = 1,
 494                 .no_pcm = 1,
 495         },
 496         {
 497                 .name = "iDisp3",
 498                 .id = 5,
 499                 .cpu_dai_name = "iDisp3 Pin",
 500                 .codec_name = "ehdaudio0D2",
 501                 .codec_dai_name = "intel-hdmi-hifi3",
 502                 .platform_name = "0000:00:0e.0",
 503                 .init = broxton_hdmi_init,
 504                 .dpcm_playback = 1,
 505                 .no_pcm = 1,
 506         },
 507 };
 508
 509 #define NAME_SIZE       32
 510 static int bxt_card_late_probe(struct snd_soc_card *card)
 511 {
 512         struct bxt_rt286_private *ctx = snd_soc_card_get_drvdata(card);
 513         struct bxt_hdmi_pcm *pcm;
 514         struct snd_soc_component *component = NULL;
 515         int err, i = 0;
 516         char jack_name[NAME_SIZE];
 517
 518         list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) {
 519                 component = pcm->codec_dai->component;
 520                 snprintf(jack_name, sizeof(jack_name),
 521                         "HDMI/DP, pcm=%d Jack", pcm->device);
 522                 err = snd_soc_card_jack_new(card, jack_name,
 523                                         SND_JACK_AVOUT, &broxton_hdmi[i],
 524                                         NULL, 0);
 525
 526                 if (err)
 527                         return err;
 528
 529                 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device,
 530                                                 &broxton_hdmi[i]);
 531                 if (err < 0)
 532                         return err;
 533
 534                 i++;
 535         }
 536
 537         if (!component)
 538                 return -EINVAL;
 539
 540         return hdac_hdmi_jack_port_init(component, &card->dapm);
 541 }
 542
 543
 544 /* broxton audio machine driver for SPT + RT298S */
 545 static struct snd_soc_card broxton_rt298 = {
 546         .name = "broxton-rt298",
 547         .owner = THIS_MODULE,
 548         .dai_link = broxton_rt298_dais,
 549         .num_links = ARRAY_SIZE(broxton_rt298_dais),
 550         .controls = broxton_controls,
 551         .num_controls = ARRAY_SIZE(broxton_controls),
 552         .dapm_widgets = broxton_widgets,
 553         .num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
 554         .dapm_routes = broxton_rt298_map,
 555         .num_dapm_routes = ARRAY_SIZE(broxton_rt298_map),
 556         .fully_routed = true,
 557         .late_probe = bxt_card_late_probe,
 558
 559 };
 560
 561 static struct snd_soc_card geminilake_rt298 = {
 562         .name = "geminilake-rt298",
 563         .owner = THIS_MODULE,
 564         .dai_link = broxton_rt298_dais,
 565         .num_links = ARRAY_SIZE(broxton_rt298_dais),
 566         .controls = broxton_controls,
 567         .num_controls = ARRAY_SIZE(broxton_controls),
 568         .dapm_widgets = broxton_widgets,
 569         .num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
 570         .dapm_routes = geminilake_rt298_map,
 571         .num_dapm_routes = ARRAY_SIZE(geminilake_rt298_map),
 572         .fully_routed = true,
 573         .late_probe = bxt_card_late_probe,
 574 };
 575
 576 static int broxton_audio_probe(struct platform_device *pdev)
 577 {
 578         struct bxt_rt286_private *ctx;
 579         struct snd_soc_card *card =
 580                         (struct snd_soc_card *)pdev->id_entry->driver_data;
 581         int i;
 582
 583         for (i = 0; i < ARRAY_SIZE(broxton_rt298_dais); i++) {
 584                 if (!strncmp(card->dai_link[i].codec_name, "i2c-INT343A:00",
 585                                                 I2C_NAME_SIZE)) {
 586                         if (!strncmp(card->name, "broxton-rt298",
 587                                                 PLATFORM_NAME_SIZE)) {
 588                                 card->dai_link[i].name = "SSP5-Codec";
 589                                 card->dai_link[i].cpu_dai_name = "SSP5 Pin";
 590                         } else if (!strncmp(card->name, "geminilake-rt298",
 591                                                 PLATFORM_NAME_SIZE)) {
 592                                 card->dai_link[i].name = "SSP2-Codec";
 593                                 card->dai_link[i].cpu_dai_name = "SSP2 Pin";
 594                         }
 595                 }
 596         }
 597
 598         ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
 599         if (!ctx)
 600                 return -ENOMEM;
 601
 602         INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
 603
 604         card->dev = &pdev->dev;
 605         snd_soc_card_set_drvdata(card, ctx);
 606
 607         return devm_snd_soc_register_card(&pdev->dev, card);
 608 }
 609
 610 static const struct platform_device_id bxt_board_ids[] = {
 611         { .name = "bxt_alc298s_i2s", .driver_data =
 612                                 (unsigned long)&broxton_rt298 },
 613         { .name = "glk_alc298s_i2s", .driver_data =
 614                                 (unsigned long)&geminilake_rt298 },
 615         {}
 616 };
 617
 618 static struct platform_driver broxton_audio = {
 619         .probe = broxton_audio_probe,
 620         .driver = {
 621                 .name = "bxt_alc298s_i2s",
 622                 .pm = &snd_soc_pm_ops,
 623         },
 624         .id_table = bxt_board_ids,
 625 };
 626 module_platform_driver(broxton_audio)
 627
 628 /* Module information */
 629 MODULE_AUTHOR("Ramesh Babu <Ramesh.Babu@intel.com>");
 630 MODULE_AUTHOR("Senthilnathan Veppur <senthilnathanx.veppur@intel.com>");
 631 MODULE_DESCRIPTION("Intel SST Audio for Broxton");
 632 MODULE_LICENSE("GPL v2");
 633 MODULE_ALIAS("platform:bxt_alc298s_i2s");
 634 MODULE_ALIAS("platform:glk_alc298s_i2s");