sound/soc/intel/boards/bxt_da7219_max98357a.c

   1 /*
   2  * Intel Broxton-P I2S Machine Driver
   3  *
   4  * Copyright (C) 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/jack.h>
  23 #include <sound/pcm.h>
  24 #include <sound/pcm_params.h>
  25 #include <sound/soc.h>
  26 #include "../../codecs/hdac_hdmi.h"
  27 #include "../../codecs/da7219.h"
  28 #include "../../codecs/da7219-aad.h"
  29
  30 #define BXT_DIALOG_CODEC_DAI    "da7219-hifi"
  31 #define BXT_MAXIM_CODEC_DAI     "HiFi"
  32 #define DUAL_CHANNEL            2
  33 #define QUAD_CHANNEL            4
  34
  35 static struct snd_soc_jack broxton_headset;
  36
  37 enum {
  38         BXT_DPCM_AUDIO_PB = 0,
  39         BXT_DPCM_AUDIO_CP,
  40         BXT_DPCM_AUDIO_REF_CP,
  41         BXT_DPCM_AUDIO_DMIC_CP,
  42         BXT_DPCM_AUDIO_HDMI1_PB,
  43         BXT_DPCM_AUDIO_HDMI2_PB,
  44         BXT_DPCM_AUDIO_HDMI3_PB,
  45 };
  46
  47 static const struct snd_kcontrol_new broxton_controls[] = {
  48         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  49         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  50         SOC_DAPM_PIN_SWITCH("Spk"),
  51 };
  52
  53 static const struct snd_soc_dapm_widget broxton_widgets[] = {
  54         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  55         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  56         SND_SOC_DAPM_SPK("Spk", NULL),
  57         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  58         SND_SOC_DAPM_SPK("HDMI1", NULL),
  59         SND_SOC_DAPM_SPK("HDMI2", NULL),
  60         SND_SOC_DAPM_SPK("HDMI3", NULL),
  61 };
  62
  63 static const struct snd_soc_dapm_route broxton_map[] = {
  64         /* HP jack connectors - unknown if we have jack detection */
  65         {"Headphone Jack", NULL, "HPL"},
  66         {"Headphone Jack", NULL, "HPR"},
  67
  68         /* speaker */
  69         {"Spk", NULL, "Speaker"},
  70
  71         /* other jacks */
  72         {"MIC", NULL, "Headset Mic"},
  73
  74         /* digital mics */
  75         {"DMic", NULL, "SoC DMIC"},
  76
  77         /* CODEC BE connections */
  78         {"HiFi Playback", NULL, "ssp5 Tx"},
  79         {"ssp5 Tx", NULL, "codec0_out"},
  80
  81         {"Playback", NULL, "ssp1 Tx"},
  82         {"ssp1 Tx", NULL, "codec1_out"},
  83
  84         {"codec0_in", NULL, "ssp1 Rx"},
  85         {"ssp1 Rx", NULL, "Capture"},
  86
  87         {"HDMI1", NULL, "hif5 Output"},
  88         {"HDMI2", NULL, "hif6 Output"},
  89         {"HDMI3", NULL, "hif7 Output"},
  90
  91         {"hifi3", NULL, "iDisp3 Tx"},
  92         {"iDisp3 Tx", NULL, "iDisp3_out"},
  93         {"hifi2", NULL, "iDisp2 Tx"},
  94         {"iDisp2 Tx", NULL, "iDisp2_out"},
  95         {"hifi1", NULL, "iDisp1 Tx"},
  96         {"iDisp1 Tx", NULL, "iDisp1_out"},
  97
  98         /* DMIC */
  99         {"dmic01_hifi", NULL, "DMIC01 Rx"},
 100         {"DMIC01 Rx", NULL, "DMIC AIF"},
 101 };
 102
 103 static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
 104                         struct snd_pcm_hw_params *params)
 105 {
 106         struct snd_interval *rate = hw_param_interval(params,
 107                         SNDRV_PCM_HW_PARAM_RATE);
 108         struct snd_interval *channels = hw_param_interval(params,
 109                         SNDRV_PCM_HW_PARAM_CHANNELS);
 110         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 111
 112         /* The ADSP will convert the FE rate to 48k, stereo */
 113         rate->min = rate->max = 48000;
 114         channels->min = channels->max = DUAL_CHANNEL;
 115
 116         /* set SSP to 24 bit */
 117         snd_mask_none(fmt);
 118         snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
 119
 120         return 0;
 121 }
 122
 123 static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
 124 {
 125         int ret;
 126         struct snd_soc_codec *codec = rtd->codec;
 127
 128         /*
 129          * Headset buttons map to the google Reference headset.
 130          * These can be configured by userspace.
 131          */
 132         ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
 133                         SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 134                         SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
 135                         &broxton_headset, NULL, 0);
 136         if (ret) {
 137                 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
 138                 return ret;
 139         }
 140
 141         da7219_aad_jack_det(codec, &broxton_headset);
 142
 143         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 144
 145         return ret;
 146 }
 147
 148 static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
 149 {
 150         struct snd_soc_dai *dai = rtd->codec_dai;
 151
 152         return hdac_hdmi_jack_init(dai, BXT_DPCM_AUDIO_HDMI1_PB + dai->id);
 153 }
 154
 155 static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
 156 {
 157         struct snd_soc_dapm_context *dapm;
 158         struct snd_soc_component *component = rtd->cpu_dai->component;
 159
 160         dapm = snd_soc_component_get_dapm(component);
 161         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 162
 163         return 0;
 164 }
 165
 166 static unsigned int rates[] = {
 167         48000,
 168 };
 169
 170 static struct snd_pcm_hw_constraint_list constraints_rates = {
 171         .count = ARRAY_SIZE(rates),
 172         .list  = rates,
 173         .mask = 0,
 174 };
 175
 176 static unsigned int channels[] = {
 177         DUAL_CHANNEL,
 178 };
 179
 180 static struct snd_pcm_hw_constraint_list constraints_channels = {
 181         .count = ARRAY_SIZE(channels),
 182         .list = channels,
 183         .mask = 0,
 184 };
 185
 186 static unsigned int channels_quad[] = {
 187         QUAD_CHANNEL,
 188 };
 189
 190 static struct snd_pcm_hw_constraint_list constraints_channels_quad = {
 191         .count = ARRAY_SIZE(channels_quad),
 192         .list = channels_quad,
 193         .mask = 0,
 194 };
 195
 196 static int bxt_fe_startup(struct snd_pcm_substream *substream)
 197 {
 198         struct snd_pcm_runtime *runtime = substream->runtime;
 199
 200         /*
 201          * On this platform for PCM device we support,
 202          * 48Khz
 203          * stereo
 204          * 16 bit audio
 205          */
 206
 207         runtime->hw.channels_max = DUAL_CHANNEL;
 208         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 209                                            &constraints_channels);
 210
 211         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 212         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 213
 214         snd_pcm_hw_constraint_list(runtime, 0,
 215                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 216
 217         return 0;
 218 }
 219
 220 static const struct snd_soc_ops broxton_da7219_fe_ops = {
 221         .startup = bxt_fe_startup,
 222 };
 223
 224 static int broxton_da7219_hw_params(struct snd_pcm_substream *substream,
 225                                 struct snd_pcm_hw_params *params)
 226 {
 227         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 228         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 229         int ret;
 230
 231         ret = snd_soc_dai_set_sysclk(codec_dai,
 232                         DA7219_CLKSRC_MCLK, 19200000, SND_SOC_CLOCK_IN);
 233         if (ret < 0)
 234                 dev_err(codec_dai->dev, "can't set codec sysclk configuration\n");
 235
 236         ret = snd_soc_dai_set_pll(codec_dai, 0,
 237                         DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304);
 238         if (ret < 0) {
 239                 dev_err(codec_dai->dev, "failed to start PLL: %d\n", ret);
 240                 return -EIO;
 241         }
 242
 243         return ret;
 244 }
 245
 246 static int broxton_da7219_hw_free(struct snd_pcm_substream *substream)
 247 {
 248         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 249         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 250         int ret;
 251
 252         ret = snd_soc_dai_set_pll(codec_dai, 0,
 253                         DA7219_SYSCLK_MCLK, 0, 0);
 254         if (ret < 0) {
 255                 dev_err(codec_dai->dev, "failed to stop PLL: %d\n", ret);
 256                 return -EIO;
 257         }
 258
 259         return ret;
 260 }
 261
 262 static const struct snd_soc_ops broxton_da7219_ops = {
 263         .hw_params = broxton_da7219_hw_params,
 264         .hw_free = broxton_da7219_hw_free,
 265 };
 266
 267 static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 268                         struct snd_pcm_hw_params *params)
 269 {
 270         struct snd_interval *channels = hw_param_interval(params,
 271                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 272         if (params_channels(params) == 2)
 273                 channels->min = channels->max = 2;
 274         else
 275                 channels->min = channels->max = 4;
 276
 277         return 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_min = runtime->hw.channels_max = QUAD_CHANNEL;
 285         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 286                         &constraints_channels_quad);
 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 rates_16000[] = {
 297         16000,
 298 };
 299
 300 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
 301         .count = ARRAY_SIZE(rates_16000),
 302         .list  = rates_16000,
 303 };
 304
 305 static int broxton_refcap_startup(struct snd_pcm_substream *substream)
 306 {
 307         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 308                         SNDRV_PCM_HW_PARAM_RATE,
 309                         &constraints_16000);
 310 };
 311
 312 static const struct snd_soc_ops broxton_refcap_ops = {
 313         .startup = broxton_refcap_startup,
 314 };
 315
 316 /* broxton digital audio interface glue - connects codec <--> CPU */
 317 static struct snd_soc_dai_link broxton_dais[] = {
 318         /* Front End DAI links */
 319         [BXT_DPCM_AUDIO_PB] =
 320         {
 321                 .name = "Bxt Audio Port",
 322                 .stream_name = "Audio",
 323                 .cpu_dai_name = "System Pin",
 324                 .platform_name = "0000:00:0e.0",
 325                 .dynamic = 1,
 326                 .codec_name = "snd-soc-dummy",
 327                 .codec_dai_name = "snd-soc-dummy-dai",
 328                 .nonatomic = 1,
 329                 .init = broxton_da7219_fe_init,
 330                 .trigger = {
 331                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 332                 .dpcm_playback = 1,
 333                 .ops = &broxton_da7219_fe_ops,
 334         },
 335         [BXT_DPCM_AUDIO_CP] =
 336         {
 337                 .name = "Bxt Audio Capture Port",
 338                 .stream_name = "Audio Record",
 339                 .cpu_dai_name = "System Pin",
 340                 .platform_name = "0000:00:0e.0",
 341                 .dynamic = 1,
 342                 .codec_name = "snd-soc-dummy",
 343                 .codec_dai_name = "snd-soc-dummy-dai",
 344                 .nonatomic = 1,
 345                 .trigger = {
 346                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 347                 .dpcm_capture = 1,
 348                 .ops = &broxton_da7219_fe_ops,
 349         },
 350         [BXT_DPCM_AUDIO_REF_CP] =
 351         {
 352                 .name = "Bxt Audio Reference cap",
 353                 .stream_name = "Refcap",
 354                 .cpu_dai_name = "Reference Pin",
 355                 .codec_name = "snd-soc-dummy",
 356                 .codec_dai_name = "snd-soc-dummy-dai",
 357                 .platform_name = "0000:00:0e.0",
 358                 .init = NULL,
 359                 .dpcm_capture = 1,
 360                 .ignore_suspend = 1,
 361                 .nonatomic = 1,
 362                 .dynamic = 1,
 363                 .ops = &broxton_refcap_ops,
 364         },
 365         [BXT_DPCM_AUDIO_DMIC_CP] =
 366         {
 367                 .name = "Bxt Audio DMIC cap",
 368                 .stream_name = "dmiccap",
 369                 .cpu_dai_name = "DMIC 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                 .ops = &broxton_dmic_ops,
 378         },
 379         [BXT_DPCM_AUDIO_HDMI1_PB] =
 380         {
 381                 .name = "Bxt HDMI Port1",
 382                 .stream_name = "Hdmi1",
 383                 .cpu_dai_name = "HDMI1 Pin",
 384                 .codec_name = "snd-soc-dummy",
 385                 .codec_dai_name = "snd-soc-dummy-dai",
 386                 .platform_name = "0000:00:0e.0",
 387                 .dpcm_playback = 1,
 388                 .init = NULL,
 389                 .nonatomic = 1,
 390                 .dynamic = 1,
 391         },
 392         [BXT_DPCM_AUDIO_HDMI2_PB] =
 393         {
 394                 .name = "Bxt HDMI Port2",
 395                 .stream_name = "Hdmi2",
 396                 .cpu_dai_name = "HDMI2 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_HDMI3_PB] =
 406         {
 407                 .name = "Bxt HDMI Port3",
 408                 .stream_name = "Hdmi3",
 409                 .cpu_dai_name = "HDMI3 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         /* Back End DAI links */
 419         {
 420                 /* SSP5 - Codec */
 421                 .name = "SSP5-Codec",
 422                 .id = 0,
 423                 .cpu_dai_name = "SSP5 Pin",
 424                 .platform_name = "0000:00:0e.0",
 425                 .no_pcm = 1,
 426                 .codec_name = "MX98357A:00",
 427                 .codec_dai_name = BXT_MAXIM_CODEC_DAI,
 428                 .dai_fmt = SND_SOC_DAIFMT_I2S |
 429                         SND_SOC_DAIFMT_NB_NF |
 430                         SND_SOC_DAIFMT_CBS_CFS,
 431                 .ignore_pmdown_time = 1,
 432                 .be_hw_params_fixup = broxton_ssp_fixup,
 433                 .dpcm_playback = 1,
 434         },
 435         {
 436                 /* SSP1 - Codec */
 437                 .name = "SSP1-Codec",
 438                 .id = 1,
 439                 .cpu_dai_name = "SSP1 Pin",
 440                 .platform_name = "0000:00:0e.0",
 441                 .no_pcm = 1,
 442                 .codec_name = "i2c-DLGS7219:00",
 443                 .codec_dai_name = BXT_DIALOG_CODEC_DAI,
 444                 .init = broxton_da7219_codec_init,
 445                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 446                         SND_SOC_DAIFMT_CBS_CFS,
 447                 .ignore_pmdown_time = 1,
 448                 .be_hw_params_fixup = broxton_ssp_fixup,
 449                 .ops = &broxton_da7219_ops,
 450                 .dpcm_playback = 1,
 451                 .dpcm_capture = 1,
 452         },
 453         {
 454                 .name = "dmic01",
 455                 .id = 2,
 456                 .cpu_dai_name = "DMIC01 Pin",
 457                 .codec_name = "dmic-codec",
 458                 .codec_dai_name = "dmic-hifi",
 459                 .platform_name = "0000:00:0e.0",
 460                 .ignore_suspend = 1,
 461                 .be_hw_params_fixup = broxton_dmic_fixup,
 462                 .dpcm_capture = 1,
 463                 .no_pcm = 1,
 464         },
 465         {
 466                 .name = "iDisp1",
 467                 .id = 3,
 468                 .cpu_dai_name = "iDisp1 Pin",
 469                 .codec_name = "ehdaudio0D2",
 470                 .codec_dai_name = "intel-hdmi-hifi1",
 471                 .platform_name = "0000:00:0e.0",
 472                 .init = broxton_hdmi_init,
 473                 .dpcm_playback = 1,
 474                 .no_pcm = 1,
 475         },
 476         {
 477                 .name = "iDisp2",
 478                 .id = 4,
 479                 .cpu_dai_name = "iDisp2 Pin",
 480                 .codec_name = "ehdaudio0D2",
 481                 .codec_dai_name = "intel-hdmi-hifi2",
 482                 .platform_name = "0000:00:0e.0",
 483                 .init = broxton_hdmi_init,
 484                 .dpcm_playback = 1,
 485                 .no_pcm = 1,
 486         },
 487         {
 488                 .name = "iDisp3",
 489                 .id = 5,
 490                 .cpu_dai_name = "iDisp3 Pin",
 491                 .codec_name = "ehdaudio0D2",
 492                 .codec_dai_name = "intel-hdmi-hifi3",
 493                 .platform_name = "0000:00:0e.0",
 494                 .init = broxton_hdmi_init,
 495                 .dpcm_playback = 1,
 496                 .no_pcm = 1,
 497         },
 498 };
 499
 500 /* broxton audio machine driver for SPT + da7219 */
 501 static struct snd_soc_card broxton_audio_card = {
 502         .name = "bxtda7219max",
 503         .owner = THIS_MODULE,
 504         .dai_link = broxton_dais,
 505         .num_links = ARRAY_SIZE(broxton_dais),
 506         .controls = broxton_controls,
 507         .num_controls = ARRAY_SIZE(broxton_controls),
 508         .dapm_widgets = broxton_widgets,
 509         .num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
 510         .dapm_routes = broxton_map,
 511         .num_dapm_routes = ARRAY_SIZE(broxton_map),
 512         .fully_routed = true,
 513 };
 514
 515 static int broxton_audio_probe(struct platform_device *pdev)
 516 {
 517         broxton_audio_card.dev = &pdev->dev;
 518         return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card);
 519 }
 520
 521 static struct platform_driver broxton_audio = {
 522         .probe = broxton_audio_probe,
 523         .driver = {
 524                 .name = "bxt_da7219_max98357a_i2s",
 525                 .pm = &snd_soc_pm_ops,
 526         },
 527 };
 528 module_platform_driver(broxton_audio)
 529
 530 /* Module information */
 531 MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
 532 MODULE_AUTHOR("Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>");
 533 MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
 534 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
 535 MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
 536 MODULE_LICENSE("GPL v2");
 537 MODULE_ALIAS("platform:bxt_da7219_max98357a_i2s");