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
  34 static struct snd_soc_jack broxton_headset;
  35
  36 enum {
  37         BXT_DPCM_AUDIO_PB = 0,
  38         BXT_DPCM_AUDIO_CP,
  39         BXT_DPCM_AUDIO_REF_CP,
  40         BXT_DPCM_AUDIO_DMIC_CP,
  41         BXT_DPCM_AUDIO_HDMI1_PB,
  42         BXT_DPCM_AUDIO_HDMI2_PB,
  43         BXT_DPCM_AUDIO_HDMI3_PB,
  44 };
  45
  46 static const struct snd_kcontrol_new broxton_controls[] = {
  47         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
  48         SOC_DAPM_PIN_SWITCH("Headset Mic"),
  49         SOC_DAPM_PIN_SWITCH("Spk"),
  50 };
  51
  52 static const struct snd_soc_dapm_widget broxton_widgets[] = {
  53         SND_SOC_DAPM_HP("Headphone Jack", NULL),
  54         SND_SOC_DAPM_MIC("Headset Mic", NULL),
  55         SND_SOC_DAPM_SPK("Spk", NULL),
  56         SND_SOC_DAPM_MIC("SoC DMIC", NULL),
  57         SND_SOC_DAPM_SPK("HDMI1", NULL),
  58         SND_SOC_DAPM_SPK("HDMI2", NULL),
  59         SND_SOC_DAPM_SPK("HDMI3", NULL),
  60 };
  61
  62 static const struct snd_soc_dapm_route broxton_map[] = {
  63         /* HP jack connectors - unknown if we have jack detection */
  64         {"Headphone Jack", NULL, "HPL"},
  65         {"Headphone Jack", NULL, "HPR"},
  66
  67         /* speaker */
  68         {"Spk", NULL, "Speaker"},
  69
  70         /* other jacks */
  71         {"MIC", NULL, "Headset Mic"},
  72
  73         /* digital mics */
  74         {"DMic", NULL, "SoC DMIC"},
  75
  76         /* CODEC BE connections */
  77         {"HiFi Playback", NULL, "ssp5 Tx"},
  78         {"ssp5 Tx", NULL, "codec0_out"},
  79
  80         {"Playback", NULL, "ssp1 Tx"},
  81         {"ssp1 Tx", NULL, "codec1_out"},
  82
  83         {"codec0_in", NULL, "ssp1 Rx"},
  84         {"ssp1 Rx", NULL, "Capture"},
  85
  86         {"HDMI1", NULL, "hif5 Output"},
  87         {"HDMI2", NULL, "hif6 Output"},
  88         {"HDMI3", NULL, "hif7 Output"},
  89
  90         {"hifi3", NULL, "iDisp3 Tx"},
  91         {"iDisp3 Tx", NULL, "iDisp3_out"},
  92         {"hifi2", NULL, "iDisp2 Tx"},
  93         {"iDisp2 Tx", NULL, "iDisp2_out"},
  94         {"hifi1", NULL, "iDisp1 Tx"},
  95         {"iDisp1 Tx", NULL, "iDisp1_out"},
  96
  97         /* DMIC */
  98         {"dmic01_hifi", NULL, "DMIC01 Rx"},
  99         {"DMIC01 Rx", NULL, "DMIC AIF"},
 100 };
 101
 102 static int broxton_ssp_fixup(struct snd_soc_pcm_runtime *rtd,
 103                         struct snd_pcm_hw_params *params)
 104 {
 105         struct snd_interval *rate = hw_param_interval(params,
 106                         SNDRV_PCM_HW_PARAM_RATE);
 107         struct snd_interval *channels = hw_param_interval(params,
 108                         SNDRV_PCM_HW_PARAM_CHANNELS);
 109         struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
 110
 111         /* The ADSP will convert the FE rate to 48k, stereo */
 112         rate->min = rate->max = 48000;
 113         channels->min = channels->max = DUAL_CHANNEL;
 114
 115         /* set SSP to 24 bit */
 116         snd_mask_none(fmt);
 117         snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
 118
 119         return 0;
 120 }
 121
 122 static int broxton_da7219_codec_init(struct snd_soc_pcm_runtime *rtd)
 123 {
 124         int ret;
 125         struct snd_soc_codec *codec = rtd->codec;
 126
 127         /*
 128          * Headset buttons map to the google Reference headset.
 129          * These can be configured by userspace.
 130          */
 131         ret = snd_soc_card_jack_new(rtd->card, "Headset Jack",
 132                         SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 |
 133                         SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT,
 134                         &broxton_headset, NULL, 0);
 135         if (ret) {
 136                 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret);
 137                 return ret;
 138         }
 139
 140         da7219_aad_jack_det(codec, &broxton_headset);
 141
 142         snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC");
 143
 144         return ret;
 145 }
 146
 147 static int broxton_hdmi_init(struct snd_soc_pcm_runtime *rtd)
 148 {
 149         struct snd_soc_dai *dai = rtd->codec_dai;
 150
 151         return hdac_hdmi_jack_init(dai, BXT_DPCM_AUDIO_HDMI1_PB + dai->id);
 152 }
 153
 154 static int broxton_da7219_fe_init(struct snd_soc_pcm_runtime *rtd)
 155 {
 156         struct snd_soc_dapm_context *dapm;
 157         struct snd_soc_component *component = rtd->cpu_dai->component;
 158
 159         dapm = snd_soc_component_get_dapm(component);
 160         snd_soc_dapm_ignore_suspend(dapm, "Reference Capture");
 161
 162         return 0;
 163 }
 164
 165 static unsigned int rates[] = {
 166         48000,
 167 };
 168
 169 static struct snd_pcm_hw_constraint_list constraints_rates = {
 170         .count = ARRAY_SIZE(rates),
 171         .list  = rates,
 172         .mask = 0,
 173 };
 174
 175 static unsigned int channels[] = {
 176         DUAL_CHANNEL,
 177 };
 178
 179 static struct snd_pcm_hw_constraint_list constraints_channels = {
 180         .count = ARRAY_SIZE(channels),
 181         .list = channels,
 182         .mask = 0,
 183 };
 184
 185 static int bxt_fe_startup(struct snd_pcm_substream *substream)
 186 {
 187         struct snd_pcm_runtime *runtime = substream->runtime;
 188
 189         /*
 190          * On this platform for PCM device we support,
 191          * 48Khz
 192          * stereo
 193          * 16 bit audio
 194          */
 195
 196         runtime->hw.channels_max = DUAL_CHANNEL;
 197         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 198                                            &constraints_channels);
 199
 200         runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
 201         snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16);
 202
 203         snd_pcm_hw_constraint_list(runtime, 0,
 204                                 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 205
 206         return 0;
 207 }
 208
 209 static const struct snd_soc_ops broxton_da7219_fe_ops = {
 210         .startup = bxt_fe_startup,
 211 };
 212
 213 static int broxton_da7219_hw_params(struct snd_pcm_substream *substream,
 214                                 struct snd_pcm_hw_params *params)
 215 {
 216         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 217         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 218         int ret;
 219
 220         ret = snd_soc_dai_set_sysclk(codec_dai,
 221                         DA7219_CLKSRC_MCLK, 19200000, SND_SOC_CLOCK_IN);
 222         if (ret < 0)
 223                 dev_err(codec_dai->dev, "can't set codec sysclk configuration\n");
 224
 225         ret = snd_soc_dai_set_pll(codec_dai, 0,
 226                         DA7219_SYSCLK_PLL_SRM, 0, DA7219_PLL_FREQ_OUT_98304);
 227         if (ret < 0) {
 228                 dev_err(codec_dai->dev, "failed to start PLL: %d\n", ret);
 229                 return -EIO;
 230         }
 231
 232         return ret;
 233 }
 234
 235 static int broxton_da7219_hw_free(struct snd_pcm_substream *substream)
 236 {
 237         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 238         struct snd_soc_dai *codec_dai = rtd->codec_dai;
 239         int ret;
 240
 241         ret = snd_soc_dai_set_pll(codec_dai, 0,
 242                         DA7219_SYSCLK_MCLK, 0, 0);
 243         if (ret < 0) {
 244                 dev_err(codec_dai->dev, "failed to stop PLL: %d\n", ret);
 245                 return -EIO;
 246         }
 247
 248         return ret;
 249 }
 250
 251 static struct snd_soc_ops broxton_da7219_ops = {
 252         .hw_params = broxton_da7219_hw_params,
 253         .hw_free = broxton_da7219_hw_free,
 254 };
 255
 256 static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 257                         struct snd_pcm_hw_params *params)
 258 {
 259         struct snd_interval *channels = hw_param_interval(params,
 260                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 261         channels->min = channels->max = DUAL_CHANNEL;
 262
 263         return 0;
 264 }
 265
 266 static int broxton_dmic_startup(struct snd_pcm_substream *substream)
 267 {
 268         struct snd_pcm_runtime *runtime = substream->runtime;
 269
 270         runtime->hw.channels_max = DUAL_CHANNEL;
 271         snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
 272                         &constraints_channels);
 273
 274         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 275                         SNDRV_PCM_HW_PARAM_RATE, &constraints_rates);
 276 }
 277
 278 static const struct snd_soc_ops broxton_dmic_ops = {
 279         .startup = broxton_dmic_startup,
 280 };
 281
 282 static const unsigned int rates_16000[] = {
 283         16000,
 284 };
 285
 286 static const struct snd_pcm_hw_constraint_list constraints_16000 = {
 287         .count = ARRAY_SIZE(rates_16000),
 288         .list  = rates_16000,
 289 };
 290
 291 static int broxton_refcap_startup(struct snd_pcm_substream *substream)
 292 {
 293         return snd_pcm_hw_constraint_list(substream->runtime, 0,
 294                         SNDRV_PCM_HW_PARAM_RATE,
 295                         &constraints_16000);
 296 };
 297
 298 static struct snd_soc_ops broxton_refcap_ops = {
 299         .startup = broxton_refcap_startup,
 300 };
 301
 302 /* broxton digital audio interface glue - connects codec <--> CPU */
 303 static struct snd_soc_dai_link broxton_dais[] = {
 304         /* Front End DAI links */
 305         [BXT_DPCM_AUDIO_PB] =
 306         {
 307                 .name = "Bxt Audio Port",
 308                 .stream_name = "Audio",
 309                 .cpu_dai_name = "System Pin",
 310                 .platform_name = "0000:00:0e.0",
 311                 .dynamic = 1,
 312                 .codec_name = "snd-soc-dummy",
 313                 .codec_dai_name = "snd-soc-dummy-dai",
 314                 .nonatomic = 1,
 315                 .init = broxton_da7219_fe_init,
 316                 .trigger = {
 317                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 318                 .dpcm_playback = 1,
 319                 .ops = &broxton_da7219_fe_ops,
 320         },
 321         [BXT_DPCM_AUDIO_CP] =
 322         {
 323                 .name = "Bxt Audio Capture Port",
 324                 .stream_name = "Audio Record",
 325                 .cpu_dai_name = "System Pin",
 326                 .platform_name = "0000:00:0e.0",
 327                 .dynamic = 1,
 328                 .codec_name = "snd-soc-dummy",
 329                 .codec_dai_name = "snd-soc-dummy-dai",
 330                 .nonatomic = 1,
 331                 .trigger = {
 332                         SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST},
 333                 .dpcm_capture = 1,
 334                 .ops = &broxton_da7219_fe_ops,
 335         },
 336         [BXT_DPCM_AUDIO_REF_CP] =
 337         {
 338                 .name = "Bxt Audio Reference cap",
 339                 .stream_name = "Refcap",
 340                 .cpu_dai_name = "Reference Pin",
 341                 .codec_name = "snd-soc-dummy",
 342                 .codec_dai_name = "snd-soc-dummy-dai",
 343                 .platform_name = "0000:00:0e.0",
 344                 .init = NULL,
 345                 .dpcm_capture = 1,
 346                 .ignore_suspend = 1,
 347                 .nonatomic = 1,
 348                 .dynamic = 1,
 349                 .ops = &broxton_refcap_ops,
 350         },
 351         [BXT_DPCM_AUDIO_DMIC_CP]
 352         {
 353                 .name = "Bxt Audio DMIC cap",
 354                 .stream_name = "dmiccap",
 355                 .cpu_dai_name = "DMIC Pin",
 356                 .codec_name = "snd-soc-dummy",
 357                 .codec_dai_name = "snd-soc-dummy-dai",
 358                 .platform_name = "0000:00:0e.0",
 359                 .init = NULL,
 360                 .dpcm_capture = 1,
 361                 .nonatomic = 1,
 362                 .dynamic = 1,
 363                 .ops = &broxton_dmic_ops,
 364         },
 365         [BXT_DPCM_AUDIO_HDMI1_PB] =
 366         {
 367                 .name = "Bxt HDMI Port1",
 368                 .stream_name = "Hdmi1",
 369                 .cpu_dai_name = "HDMI1 Pin",
 370                 .codec_name = "snd-soc-dummy",
 371                 .codec_dai_name = "snd-soc-dummy-dai",
 372                 .platform_name = "0000:00:0e.0",
 373                 .dpcm_playback = 1,
 374                 .init = NULL,
 375                 .nonatomic = 1,
 376                 .dynamic = 1,
 377         },
 378         [BXT_DPCM_AUDIO_HDMI2_PB] =
 379         {
 380                 .name = "Bxt HDMI Port2",
 381                 .stream_name = "Hdmi2",
 382                 .cpu_dai_name = "HDMI2 Pin",
 383                 .codec_name = "snd-soc-dummy",
 384                 .codec_dai_name = "snd-soc-dummy-dai",
 385                 .platform_name = "0000:00:0e.0",
 386                 .dpcm_playback = 1,
 387                 .init = NULL,
 388                 .nonatomic = 1,
 389                 .dynamic = 1,
 390         },
 391         [BXT_DPCM_AUDIO_HDMI3_PB] =
 392         {
 393                 .name = "Bxt HDMI Port3",
 394                 .stream_name = "Hdmi3",
 395                 .cpu_dai_name = "HDMI3 Pin",
 396                 .codec_name = "snd-soc-dummy",
 397                 .codec_dai_name = "snd-soc-dummy-dai",
 398                 .platform_name = "0000:00:0e.0",
 399                 .dpcm_playback = 1,
 400                 .init = NULL,
 401                 .nonatomic = 1,
 402                 .dynamic = 1,
 403         },
 404         /* Back End DAI links */
 405         {
 406                 /* SSP5 - Codec */
 407                 .name = "SSP5-Codec",
 408                 .id = 0,
 409                 .cpu_dai_name = "SSP5 Pin",
 410                 .platform_name = "0000:00:0e.0",
 411                 .no_pcm = 1,
 412                 .codec_name = "MX98357A:00",
 413                 .codec_dai_name = BXT_MAXIM_CODEC_DAI,
 414                 .dai_fmt = SND_SOC_DAIFMT_I2S |
 415                         SND_SOC_DAIFMT_NB_NF |
 416                         SND_SOC_DAIFMT_CBS_CFS,
 417                 .ignore_pmdown_time = 1,
 418                 .be_hw_params_fixup = broxton_ssp_fixup,
 419                 .dpcm_playback = 1,
 420         },
 421         {
 422                 /* SSP1 - Codec */
 423                 .name = "SSP1-Codec",
 424                 .id = 1,
 425                 .cpu_dai_name = "SSP1 Pin",
 426                 .platform_name = "0000:00:0e.0",
 427                 .no_pcm = 1,
 428                 .codec_name = "i2c-DLGS7219:00",
 429                 .codec_dai_name = BXT_DIALOG_CODEC_DAI,
 430                 .init = broxton_da7219_codec_init,
 431                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
 432                         SND_SOC_DAIFMT_CBS_CFS,
 433                 .ignore_pmdown_time = 1,
 434                 .be_hw_params_fixup = broxton_ssp_fixup,
 435                 .ops = &broxton_da7219_ops,
 436                 .dpcm_playback = 1,
 437                 .dpcm_capture = 1,
 438         },
 439         {
 440                 .name = "dmic01",
 441                 .id = 2,
 442                 .cpu_dai_name = "DMIC01 Pin",
 443                 .codec_name = "dmic-codec",
 444                 .codec_dai_name = "dmic-hifi",
 445                 .platform_name = "0000:00:0e.0",
 446                 .ignore_suspend = 1,
 447                 .be_hw_params_fixup = broxton_dmic_fixup,
 448                 .dpcm_capture = 1,
 449                 .no_pcm = 1,
 450         },
 451         {
 452                 .name = "iDisp1",
 453                 .id = 3,
 454                 .cpu_dai_name = "iDisp1 Pin",
 455                 .codec_name = "ehdaudio0D2",
 456                 .codec_dai_name = "intel-hdmi-hifi1",
 457                 .platform_name = "0000:00:0e.0",
 458                 .init = broxton_hdmi_init,
 459                 .dpcm_playback = 1,
 460                 .no_pcm = 1,
 461         },
 462         {
 463                 .name = "iDisp2",
 464                 .id = 4,
 465                 .cpu_dai_name = "iDisp2 Pin",
 466                 .codec_name = "ehdaudio0D2",
 467                 .codec_dai_name = "intel-hdmi-hifi2",
 468                 .platform_name = "0000:00:0e.0",
 469                 .init = broxton_hdmi_init,
 470                 .dpcm_playback = 1,
 471                 .no_pcm = 1,
 472         },
 473         {
 474                 .name = "iDisp3",
 475                 .id = 5,
 476                 .cpu_dai_name = "iDisp3 Pin",
 477                 .codec_name = "ehdaudio0D2",
 478                 .codec_dai_name = "intel-hdmi-hifi3",
 479                 .platform_name = "0000:00:0e.0",
 480                 .init = broxton_hdmi_init,
 481                 .dpcm_playback = 1,
 482                 .no_pcm = 1,
 483         },
 484 };
 485
 486 /* broxton audio machine driver for SPT + da7219 */
 487 static struct snd_soc_card broxton_audio_card = {
 488         .name = "bxtda7219max",
 489         .owner = THIS_MODULE,
 490         .dai_link = broxton_dais,
 491         .num_links = ARRAY_SIZE(broxton_dais),
 492         .controls = broxton_controls,
 493         .num_controls = ARRAY_SIZE(broxton_controls),
 494         .dapm_widgets = broxton_widgets,
 495         .num_dapm_widgets = ARRAY_SIZE(broxton_widgets),
 496         .dapm_routes = broxton_map,
 497         .num_dapm_routes = ARRAY_SIZE(broxton_map),
 498         .fully_routed = true,
 499 };
 500
 501 static int broxton_audio_probe(struct platform_device *pdev)
 502 {
 503         broxton_audio_card.dev = &pdev->dev;
 504         return devm_snd_soc_register_card(&pdev->dev, &broxton_audio_card);
 505 }
 506
 507 static struct platform_driver broxton_audio = {
 508         .probe = broxton_audio_probe,
 509         .driver = {
 510                 .name = "bxt_da7219_max98357a_i2s",
 511                 .pm = &snd_soc_pm_ops,
 512         },
 513 };
 514 module_platform_driver(broxton_audio)
 515
 516 /* Module information */
 517 MODULE_DESCRIPTION("Audio Machine driver-DA7219 & MAX98357A in I2S mode");
 518 MODULE_AUTHOR("Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>");
 519 MODULE_AUTHOR("Rohit Ainapure <rohit.m.ainapure@intel.com>");
 520 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
 521 MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
 522 MODULE_LICENSE("GPL v2");
 523 MODULE_ALIAS("platform:bxt_da7219_max98357a_i2s");