1 // SPDX-License-Identifier: GPL-2.0 2 // Copyright(c) 2018 Intel Corporation. 3 4 /* 5 * Intel Kabylake I2S Machine Driver with MAX98927, MAX98373 & DA7219 Codecs 6 * 7 * Modified from: 8 * Intel Kabylake I2S Machine driver supporting MAX98927 and 9 * RT5663 codecs 10 */ 11 12 #include <linux/input.h> 13 #include <linux/module.h> 14 #include <linux/platform_device.h> 15 #include <sound/core.h> 16 #include <sound/jack.h> 17 #include <sound/pcm.h> 18 #include <sound/pcm_params.h> 19 #include <sound/soc.h> 20 #include "../../codecs/da7219.h" 21 #include "../../codecs/hdac_hdmi.h" 22 #include "../../codecs/da7219-aad.h" 23 24 #define KBL_DIALOG_CODEC_DAI "da7219-hifi" 25 #define MAX98927_CODEC_DAI "max98927-aif1" 26 #define MAX98927_DEV0_NAME "i2c-MX98927:00" 27 #define MAX98927_DEV1_NAME "i2c-MX98927:01" 28 29 #define MAX98373_CODEC_DAI "max98373-aif1" 30 #define MAX98373_DEV0_NAME "i2c-MX98373:00" 31 #define MAX98373_DEV1_NAME "i2c-MX98373:01" 32 33 34 #define DUAL_CHANNEL 2 35 #define QUAD_CHANNEL 4 36 #define NAME_SIZE 32 37 38 static struct snd_soc_card *kabylake_audio_card; 39 static struct snd_soc_jack kabylake_hdmi[3]; 40 41 struct kbl_hdmi_pcm { 42 struct list_head head; 43 struct snd_soc_dai *codec_dai; 44 int device; 45 }; 46 47 struct kbl_codec_private { 48 struct snd_soc_jack kabylake_headset; 49 struct list_head hdmi_pcm_list; 50 }; 51 52 enum { 53 KBL_DPCM_AUDIO_PB = 0, 54 KBL_DPCM_AUDIO_ECHO_REF_CP, 55 KBL_DPCM_AUDIO_REF_CP, 56 KBL_DPCM_AUDIO_DMIC_CP, 57 KBL_DPCM_AUDIO_HDMI1_PB, 58 KBL_DPCM_AUDIO_HDMI2_PB, 59 KBL_DPCM_AUDIO_HDMI3_PB, 60 KBL_DPCM_AUDIO_HS_PB, 61 KBL_DPCM_AUDIO_CP, 62 }; 63 64 static int platform_clock_control(struct snd_soc_dapm_widget *w, 65 struct snd_kcontrol *k, int event) 66 { 67 struct snd_soc_dapm_context *dapm = w->dapm; 68 struct snd_soc_card *card = dapm->card; 69 struct snd_soc_dai *codec_dai; 70 int ret = 0; 71 72 codec_dai = snd_soc_card_get_codec_dai(card, KBL_DIALOG_CODEC_DAI); 73 if (!codec_dai) { 74 dev_err(card->dev, "Codec dai not found; Unable to set/unset codec pll\n"); 75 return -EIO; 76 } 77 78 /* Configure sysclk for codec */ 79 ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, 24576000, 80 SND_SOC_CLOCK_IN); 81 if (ret) { 82 dev_err(card->dev, "can't set codec sysclk configuration\n"); 83 return ret; 84 } 85 86 if (SND_SOC_DAPM_EVENT_OFF(event)) { 87 ret = snd_soc_dai_set_pll(codec_dai, 0, 88 DA7219_SYSCLK_MCLK, 0, 0); 89 if (ret) 90 dev_err(card->dev, "failed to stop PLL: %d\n", ret); 91 } else if (SND_SOC_DAPM_EVENT_ON(event)) { 92 ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM, 93 0, DA7219_PLL_FREQ_OUT_98304); 94 if (ret) 95 dev_err(card->dev, "failed to start PLL: %d\n", ret); 96 } 97 98 return ret; 99 } 100 101 static const struct snd_kcontrol_new kabylake_controls[] = { 102 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 103 SOC_DAPM_PIN_SWITCH("Headset Mic"), 104 SOC_DAPM_PIN_SWITCH("Left Spk"), 105 SOC_DAPM_PIN_SWITCH("Right Spk"), 106 }; 107 108 static const struct snd_soc_dapm_widget kabylake_widgets[] = { 109 SND_SOC_DAPM_HP("Headphone Jack", NULL), 110 SND_SOC_DAPM_MIC("Headset Mic", NULL), 111 SND_SOC_DAPM_SPK("Left Spk", NULL), 112 SND_SOC_DAPM_SPK("Right Spk", NULL), 113 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 114 SND_SOC_DAPM_SPK("DP", NULL), 115 SND_SOC_DAPM_SPK("HDMI", NULL), 116 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, 117 platform_clock_control, SND_SOC_DAPM_PRE_PMU | 118 SND_SOC_DAPM_POST_PMD), 119 }; 120 121 static const struct snd_soc_dapm_route kabylake_map[] = { 122 /* speaker */ 123 { "Left Spk", NULL, "Left BE_OUT" }, 124 { "Right Spk", NULL, "Right BE_OUT" }, 125 126 /* other jacks */ 127 { "DMic", NULL, "SoC DMIC" }, 128 129 { "HDMI", NULL, "hif5 Output" }, 130 { "DP", NULL, "hif6 Output" }, 131 132 /* CODEC BE connections */ 133 { "Left HiFi Playback", NULL, "ssp0 Tx" }, 134 { "Right HiFi Playback", NULL, "ssp0 Tx" }, 135 { "ssp0 Tx", NULL, "spk_out" }, 136 137 /* IV feedback path */ 138 { "codec0_fb_in", NULL, "ssp0 Rx"}, 139 { "ssp0 Rx", NULL, "Left HiFi Capture" }, 140 { "ssp0 Rx", NULL, "Right HiFi Capture" }, 141 142 /* AEC capture path */ 143 { "echo_ref_out", NULL, "ssp0 Rx" }, 144 145 /* DMIC */ 146 { "dmic01_hifi", NULL, "DMIC01 Rx" }, 147 { "DMIC01 Rx", NULL, "DMIC AIF" }, 148 149 { "hifi1", NULL, "iDisp1 Tx" }, 150 { "iDisp1 Tx", NULL, "iDisp1_out" }, 151 { "hifi2", NULL, "iDisp2 Tx" }, 152 { "iDisp2 Tx", NULL, "iDisp2_out" }, 153 { "hifi3", NULL, "iDisp3 Tx"}, 154 { "iDisp3 Tx", NULL, "iDisp3_out"}, 155 }; 156 157 static const struct snd_soc_dapm_route kabylake_ssp1_map[] = { 158 { "Headphone Jack", NULL, "HPL" }, 159 { "Headphone Jack", NULL, "HPR" }, 160 161 /* other jacks */ 162 { "MIC", NULL, "Headset Mic" }, 163 164 /* CODEC BE connections */ 165 { "Playback", NULL, "ssp1 Tx" }, 166 { "ssp1 Tx", NULL, "codec1_out" }, 167 168 { "hs_in", NULL, "ssp1 Rx" }, 169 { "ssp1 Rx", NULL, "Capture" }, 170 171 { "Headphone Jack", NULL, "Platform Clock" }, 172 { "Headset Mic", NULL, "Platform Clock" }, 173 }; 174 175 static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream, 176 struct snd_pcm_hw_params *params) 177 { 178 struct snd_soc_pcm_runtime *runtime = substream->private_data; 179 int ret = 0, j; 180 181 for (j = 0; j < runtime->num_codecs; j++) { 182 struct snd_soc_dai *codec_dai = runtime->codec_dais[j]; 183 184 if (!strcmp(codec_dai->component->name, MAX98927_DEV0_NAME)) { 185 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x30, 3, 8, 16); 186 if (ret < 0) { 187 dev_err(runtime->dev, "DEV0 TDM slot err:%d\n", ret); 188 return ret; 189 } 190 } 191 if (!strcmp(codec_dai->component->name, MAX98927_DEV1_NAME)) { 192 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0xC0, 3, 8, 16); 193 if (ret < 0) { 194 dev_err(runtime->dev, "DEV1 TDM slot err:%d\n", ret); 195 return ret; 196 } 197 } 198 if (!strcmp(codec_dai->component->name, MAX98373_DEV0_NAME)) { 199 ret = snd_soc_dai_set_tdm_slot(codec_dai, 200 0x03, 3, 8, 24); 201 if (ret < 0) { 202 dev_err(runtime->dev, 203 "DEV0 TDM slot err:%d\n", ret); 204 return ret; 205 } 206 } 207 if (!strcmp(codec_dai->component->name, MAX98373_DEV1_NAME)) { 208 ret = snd_soc_dai_set_tdm_slot(codec_dai, 209 0x0C, 3, 8, 24); 210 if (ret < 0) { 211 dev_err(runtime->dev, 212 "DEV0 TDM slot err:%d\n", ret); 213 return ret; 214 } 215 } 216 } 217 218 return 0; 219 } 220 221 static int kabylake_ssp0_trigger(struct snd_pcm_substream *substream, int cmd) 222 { 223 struct snd_soc_pcm_runtime *rtd = substream->private_data; 224 int j, ret; 225 226 for (j = 0; j < rtd->num_codecs; j++) { 227 struct snd_soc_dai *codec_dai = rtd->codec_dais[j]; 228 const char *name = codec_dai->component->name; 229 struct snd_soc_component *component = codec_dai->component; 230 struct snd_soc_dapm_context *dapm = 231 snd_soc_component_get_dapm(component); 232 char pin_name[20]; 233 234 if (strcmp(name, MAX98927_DEV0_NAME) && 235 strcmp(name, MAX98927_DEV1_NAME) && 236 strcmp(name, MAX98373_DEV0_NAME) && 237 strcmp(name, MAX98373_DEV1_NAME)) 238 continue; 239 240 snprintf(pin_name, ARRAY_SIZE(pin_name), "%s Spk", 241 codec_dai->component->name_prefix); 242 243 switch (cmd) { 244 case SNDRV_PCM_TRIGGER_START: 245 case SNDRV_PCM_TRIGGER_RESUME: 246 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: 247 ret = snd_soc_dapm_enable_pin(dapm, pin_name); 248 if (ret) { 249 dev_err(rtd->dev, "failed to enable %s: %d\n", 250 pin_name, ret); 251 return ret; 252 } 253 snd_soc_dapm_sync(dapm); 254 break; 255 case SNDRV_PCM_TRIGGER_STOP: 256 case SNDRV_PCM_TRIGGER_SUSPEND: 257 case SNDRV_PCM_TRIGGER_PAUSE_PUSH: 258 ret = snd_soc_dapm_disable_pin(dapm, pin_name); 259 if (ret) { 260 dev_err(rtd->dev, "failed to disable %s: %d\n", 261 pin_name, ret); 262 return ret; 263 } 264 snd_soc_dapm_sync(dapm); 265 break; 266 } 267 } 268 269 return 0; 270 } 271 272 static struct snd_soc_ops kabylake_ssp0_ops = { 273 .hw_params = kabylake_ssp0_hw_params, 274 .trigger = kabylake_ssp0_trigger, 275 }; 276 277 static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd, 278 struct snd_pcm_hw_params *params) 279 { 280 struct snd_interval *rate = hw_param_interval(params, 281 SNDRV_PCM_HW_PARAM_RATE); 282 struct snd_interval *channels = hw_param_interval(params, 283 SNDRV_PCM_HW_PARAM_CHANNELS); 284 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 285 struct snd_soc_dpcm *dpcm = container_of( 286 params, struct snd_soc_dpcm, hw_params); 287 struct snd_soc_dai_link *fe_dai_link = dpcm->fe->dai_link; 288 struct snd_soc_dai_link *be_dai_link = dpcm->be->dai_link; 289 290 /* 291 * Topology for kblda7219m98373 & kblmax98373 supports only S24_LE, 292 * where as kblda7219m98927 & kblmax98927 supports S16_LE by default. 293 * Skipping the port wise FE and BE configuration for kblda7219m98373 & 294 * kblmax98373 as the topology (FE & BE) supports S24_LE only. 295 */ 296 297 if (!strcmp(rtd->card->name, "kblda7219m98373") || 298 !strcmp(rtd->card->name, "kblmax98373")) { 299 /* The ADSP will convert the FE rate to 48k, stereo */ 300 rate->min = rate->max = 48000; 301 channels->min = channels->max = DUAL_CHANNEL; 302 303 /* set SSP to 24 bit */ 304 snd_mask_none(fmt); 305 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 306 return 0; 307 } 308 309 /* 310 * The ADSP will convert the FE rate to 48k, stereo, 24 bit 311 */ 312 if (!strcmp(fe_dai_link->name, "Kbl Audio Port") || 313 !strcmp(fe_dai_link->name, "Kbl Audio Headset Playback") || 314 !strcmp(fe_dai_link->name, "Kbl Audio Capture Port")) { 315 rate->min = rate->max = 48000; 316 channels->min = channels->max = 2; 317 snd_mask_none(fmt); 318 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 319 } 320 321 /* 322 * The speaker on the SSP0 supports S16_LE and not S24_LE. 323 * thus changing the mask here 324 */ 325 if (!strcmp(be_dai_link->name, "SSP0-Codec")) 326 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S16_LE); 327 328 return 0; 329 } 330 331 static int kabylake_da7219_codec_init(struct snd_soc_pcm_runtime *rtd) 332 { 333 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card); 334 struct snd_soc_component *component = rtd->codec_dai->component; 335 struct snd_soc_jack *jack; 336 struct snd_soc_card *card = rtd->card; 337 int ret; 338 339 340 ret = snd_soc_dapm_add_routes(&card->dapm, 341 kabylake_ssp1_map, 342 ARRAY_SIZE(kabylake_ssp1_map)); 343 344 /* 345 * Headset buttons map to the google Reference headset. 346 * These can be configured by userspace. 347 */ 348 ret = snd_soc_card_jack_new(kabylake_audio_card, "Headset Jack", 349 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | 350 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT, 351 &ctx->kabylake_headset, NULL, 0); 352 if (ret) { 353 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); 354 return ret; 355 } 356 357 jack = &ctx->kabylake_headset; 358 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 359 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); 360 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); 361 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); 362 363 da7219_aad_jack_det(component, &ctx->kabylake_headset); 364 365 return 0; 366 } 367 368 static int kabylake_dmic_init(struct snd_soc_pcm_runtime *rtd) 369 { 370 int ret; 371 ret = snd_soc_dapm_ignore_suspend(&rtd->card->dapm, "SoC DMIC"); 372 if (ret) 373 dev_err(rtd->dev, "SoC DMIC - Ignore suspend failed %d\n", ret); 374 375 return ret; 376 } 377 378 static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device) 379 { 380 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(rtd->card); 381 struct snd_soc_dai *dai = rtd->codec_dai; 382 struct kbl_hdmi_pcm *pcm; 383 384 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 385 if (!pcm) 386 return -ENOMEM; 387 388 pcm->device = device; 389 pcm->codec_dai = dai; 390 391 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 392 393 return 0; 394 } 395 396 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd) 397 { 398 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI1_PB); 399 } 400 401 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd) 402 { 403 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI2_PB); 404 } 405 406 static int kabylake_hdmi3_init(struct snd_soc_pcm_runtime *rtd) 407 { 408 return kabylake_hdmi_init(rtd, KBL_DPCM_AUDIO_HDMI3_PB); 409 } 410 411 static int kabylake_da7219_fe_init(struct snd_soc_pcm_runtime *rtd) 412 { 413 struct snd_soc_dapm_context *dapm; 414 struct snd_soc_component *component = rtd->cpu_dai->component; 415 416 dapm = snd_soc_component_get_dapm(component); 417 snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); 418 419 return 0; 420 } 421 422 static const unsigned int rates[] = { 423 48000, 424 }; 425 426 static const struct snd_pcm_hw_constraint_list constraints_rates = { 427 .count = ARRAY_SIZE(rates), 428 .list = rates, 429 .mask = 0, 430 }; 431 432 static const unsigned int channels[] = { 433 DUAL_CHANNEL, 434 }; 435 436 static const struct snd_pcm_hw_constraint_list constraints_channels = { 437 .count = ARRAY_SIZE(channels), 438 .list = channels, 439 .mask = 0, 440 }; 441 442 static unsigned int channels_quad[] = { 443 QUAD_CHANNEL, 444 }; 445 446 static struct snd_pcm_hw_constraint_list constraints_channels_quad = { 447 .count = ARRAY_SIZE(channels_quad), 448 .list = channels_quad, 449 .mask = 0, 450 }; 451 452 static int kbl_fe_startup(struct snd_pcm_substream *substream) 453 { 454 struct snd_pcm_runtime *runtime = substream->runtime; 455 struct snd_soc_pcm_runtime *soc_rt = substream->private_data; 456 457 /* 458 * On this platform for PCM device we support, 459 * 48Khz 460 * stereo 461 */ 462 463 runtime->hw.channels_max = DUAL_CHANNEL; 464 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 465 &constraints_channels); 466 /* 467 * Setup S24_LE (32 bit container and 24 bit valid data) for 468 * kblda7219m98373 & kblmax98373. For kblda7219m98927 & 469 * kblmax98927 keeping it as 16/16 due to topology FW dependency. 470 */ 471 if (!strcmp(soc_rt->card->name, "kblda7219m98373") || 472 !strcmp(soc_rt->card->name, "kblmax98373")) { 473 runtime->hw.formats = SNDRV_PCM_FMTBIT_S24_LE; 474 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); 475 476 } else { 477 runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE; 478 snd_pcm_hw_constraint_msbits(runtime, 0, 16, 16); 479 } 480 481 snd_pcm_hw_constraint_list(runtime, 0, 482 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); 483 484 return 0; 485 } 486 487 static const struct snd_soc_ops kabylake_da7219_fe_ops = { 488 .startup = kbl_fe_startup, 489 }; 490 491 static int kabylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd, 492 struct snd_pcm_hw_params *params) 493 { 494 struct snd_interval *channels = hw_param_interval(params, 495 SNDRV_PCM_HW_PARAM_CHANNELS); 496 497 /* 498 * set BE channel constraint as user FE channels 499 */ 500 501 if (params_channels(params) == 2) 502 channels->min = channels->max = 2; 503 else 504 channels->min = channels->max = 4; 505 506 return 0; 507 } 508 509 static int kabylake_dmic_startup(struct snd_pcm_substream *substream) 510 { 511 struct snd_pcm_runtime *runtime = substream->runtime; 512 struct snd_soc_pcm_runtime *soc_rt = substream->private_data; 513 514 runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL; 515 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 516 &constraints_channels_quad); 517 518 /* 519 * Topology for kblda7219m98373 & kblmax98373 supports only S24_LE. 520 * The DMIC also configured for S24_LE. Forcing the DMIC format to 521 * S24_LE due to the topology FW dependency. 522 */ 523 if (!strcmp(soc_rt->card->name, "kblda7219m98373") || 524 !strcmp(soc_rt->card->name, "kblmax98373")) { 525 runtime->hw.formats = SNDRV_PCM_FMTBIT_S24_LE; 526 snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); 527 } 528 529 return snd_pcm_hw_constraint_list(substream->runtime, 0, 530 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); 531 } 532 533 static struct snd_soc_ops kabylake_dmic_ops = { 534 .startup = kabylake_dmic_startup, 535 }; 536 537 static const unsigned int rates_16000[] = { 538 16000, 539 }; 540 541 static const struct snd_pcm_hw_constraint_list constraints_16000 = { 542 .count = ARRAY_SIZE(rates_16000), 543 .list = rates_16000, 544 }; 545 546 static const unsigned int ch_mono[] = { 547 1, 548 }; 549 static const struct snd_pcm_hw_constraint_list constraints_refcap = { 550 .count = ARRAY_SIZE(ch_mono), 551 .list = ch_mono, 552 }; 553 554 static int kabylake_refcap_startup(struct snd_pcm_substream *substream) 555 { 556 substream->runtime->hw.channels_max = 1; 557 snd_pcm_hw_constraint_list(substream->runtime, 0, 558 SNDRV_PCM_HW_PARAM_CHANNELS, 559 &constraints_refcap); 560 561 return snd_pcm_hw_constraint_list(substream->runtime, 0, 562 SNDRV_PCM_HW_PARAM_RATE, 563 &constraints_16000); 564 } 565 566 567 static struct snd_soc_ops skylake_refcap_ops = { 568 .startup = kabylake_refcap_startup, 569 }; 570 571 static struct snd_soc_codec_conf max98927_codec_conf[] = { 572 573 { 574 .dev_name = MAX98927_DEV0_NAME, 575 .name_prefix = "Right", 576 }, 577 578 { 579 .dev_name = MAX98927_DEV1_NAME, 580 .name_prefix = "Left", 581 }, 582 }; 583 584 static struct snd_soc_codec_conf max98373_codec_conf[] = { 585 586 { 587 .dev_name = MAX98373_DEV0_NAME, 588 .name_prefix = "Right", 589 }, 590 591 { 592 .dev_name = MAX98373_DEV1_NAME, 593 .name_prefix = "Left", 594 }, 595 }; 596 597 static struct snd_soc_dai_link_component max98373_ssp0_codec_components[] = { 598 { /* Left */ 599 .name = MAX98373_DEV0_NAME, 600 .dai_name = MAX98373_CODEC_DAI, 601 }, 602 603 { /* For Right */ 604 .name = MAX98373_DEV1_NAME, 605 .dai_name = MAX98373_CODEC_DAI, 606 }, 607 608 }; 609 610 SND_SOC_DAILINK_DEF(dummy, 611 DAILINK_COMP_ARRAY(COMP_DUMMY())); 612 613 SND_SOC_DAILINK_DEF(system, 614 DAILINK_COMP_ARRAY(COMP_CPU("System Pin"))); 615 616 SND_SOC_DAILINK_DEF(echoref, 617 DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin"))); 618 619 SND_SOC_DAILINK_DEF(reference, 620 DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin"))); 621 622 SND_SOC_DAILINK_DEF(dmic, 623 DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin"))); 624 625 SND_SOC_DAILINK_DEF(hdmi1, 626 DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin"))); 627 628 SND_SOC_DAILINK_DEF(hdmi2, 629 DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin"))); 630 631 SND_SOC_DAILINK_DEF(hdmi3, 632 DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin"))); 633 634 SND_SOC_DAILINK_DEF(system2, 635 DAILINK_COMP_ARRAY(COMP_CPU("System Pin2"))); 636 637 SND_SOC_DAILINK_DEF(ssp0_pin, 638 DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); 639 SND_SOC_DAILINK_DEF(ssp0_codec, 640 DAILINK_COMP_ARRAY( 641 /* Left */ COMP_CODEC(MAX98927_DEV0_NAME, MAX98927_CODEC_DAI), 642 /* For Right */ COMP_CODEC(MAX98927_DEV1_NAME, MAX98927_CODEC_DAI))); 643 644 SND_SOC_DAILINK_DEF(ssp1_pin, 645 DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); 646 SND_SOC_DAILINK_DEF(ssp1_codec, 647 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-DLGS7219:00", 648 KBL_DIALOG_CODEC_DAI))); 649 650 SND_SOC_DAILINK_DEF(dmic_pin, 651 DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); 652 SND_SOC_DAILINK_DEF(dmic_codec, 653 DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); 654 655 SND_SOC_DAILINK_DEF(idisp1_pin, 656 DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); 657 SND_SOC_DAILINK_DEF(idisp1_codec, 658 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); 659 660 SND_SOC_DAILINK_DEF(idisp2_pin, 661 DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); 662 SND_SOC_DAILINK_DEF(idisp2_codec, 663 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); 664 665 SND_SOC_DAILINK_DEF(idisp3_pin, 666 DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); 667 SND_SOC_DAILINK_DEF(idisp3_codec, 668 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); 669 670 SND_SOC_DAILINK_DEF(platform, 671 DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3"))); 672 673 /* kabylake digital audio interface glue - connects codec <--> CPU */ 674 static struct snd_soc_dai_link kabylake_dais[] = { 675 /* Front End DAI links */ 676 [KBL_DPCM_AUDIO_PB] = { 677 .name = "Kbl Audio Port", 678 .stream_name = "Audio", 679 .dynamic = 1, 680 .nonatomic = 1, 681 .init = kabylake_da7219_fe_init, 682 .trigger = { 683 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 684 .dpcm_playback = 1, 685 .ops = &kabylake_da7219_fe_ops, 686 SND_SOC_DAILINK_REG(system, dummy, platform), 687 }, 688 [KBL_DPCM_AUDIO_ECHO_REF_CP] = { 689 .name = "Kbl Audio Echo Reference cap", 690 .stream_name = "Echoreference Capture", 691 .init = NULL, 692 .capture_only = 1, 693 .nonatomic = 1, 694 SND_SOC_DAILINK_REG(echoref, dummy, platform), 695 }, 696 [KBL_DPCM_AUDIO_REF_CP] = { 697 .name = "Kbl Audio Reference cap", 698 .stream_name = "Wake on Voice", 699 .init = NULL, 700 .dpcm_capture = 1, 701 .nonatomic = 1, 702 .dynamic = 1, 703 .ops = &skylake_refcap_ops, 704 SND_SOC_DAILINK_REG(reference, dummy, platform), 705 }, 706 [KBL_DPCM_AUDIO_DMIC_CP] = { 707 .name = "Kbl Audio DMIC cap", 708 .stream_name = "dmiccap", 709 .init = NULL, 710 .dpcm_capture = 1, 711 .nonatomic = 1, 712 .dynamic = 1, 713 .ops = &kabylake_dmic_ops, 714 SND_SOC_DAILINK_REG(dmic, dummy, platform), 715 }, 716 [KBL_DPCM_AUDIO_HDMI1_PB] = { 717 .name = "Kbl HDMI Port1", 718 .stream_name = "Hdmi1", 719 .dpcm_playback = 1, 720 .init = NULL, 721 .trigger = { 722 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 723 .nonatomic = 1, 724 .dynamic = 1, 725 SND_SOC_DAILINK_REG(hdmi1, dummy, platform), 726 }, 727 [KBL_DPCM_AUDIO_HDMI2_PB] = { 728 .name = "Kbl HDMI Port2", 729 .stream_name = "Hdmi2", 730 .dpcm_playback = 1, 731 .init = NULL, 732 .trigger = { 733 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 734 .nonatomic = 1, 735 .dynamic = 1, 736 SND_SOC_DAILINK_REG(hdmi2, dummy, platform), 737 }, 738 [KBL_DPCM_AUDIO_HDMI3_PB] = { 739 .name = "Kbl HDMI Port3", 740 .stream_name = "Hdmi3", 741 .trigger = { 742 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 743 .dpcm_playback = 1, 744 .init = NULL, 745 .nonatomic = 1, 746 .dynamic = 1, 747 SND_SOC_DAILINK_REG(hdmi3, dummy, platform), 748 }, 749 [KBL_DPCM_AUDIO_HS_PB] = { 750 .name = "Kbl Audio Headset Playback", 751 .stream_name = "Headset Audio", 752 .dpcm_playback = 1, 753 .nonatomic = 1, 754 .dynamic = 1, 755 .init = kabylake_da7219_fe_init, 756 .trigger = { 757 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 758 .ops = &kabylake_da7219_fe_ops, 759 SND_SOC_DAILINK_REG(system2, dummy, platform), 760 }, 761 [KBL_DPCM_AUDIO_CP] = { 762 .name = "Kbl Audio Capture Port", 763 .stream_name = "Audio Record", 764 .dynamic = 1, 765 .nonatomic = 1, 766 .trigger = { 767 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 768 .dpcm_capture = 1, 769 .ops = &kabylake_da7219_fe_ops, 770 SND_SOC_DAILINK_REG(system, dummy, platform), 771 }, 772 773 /* Back End DAI links */ 774 { 775 /* SSP0 - Codec */ 776 .name = "SSP0-Codec", 777 .id = 0, 778 .no_pcm = 1, 779 .dai_fmt = SND_SOC_DAIFMT_DSP_B | 780 SND_SOC_DAIFMT_NB_NF | 781 SND_SOC_DAIFMT_CBS_CFS, 782 .dpcm_playback = 1, 783 .dpcm_capture = 1, 784 .ignore_pmdown_time = 1, 785 .be_hw_params_fixup = kabylake_ssp_fixup, 786 .ops = &kabylake_ssp0_ops, 787 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform), 788 }, 789 { 790 /* SSP1 - Codec */ 791 .name = "SSP1-Codec", 792 .id = 1, 793 .no_pcm = 1, 794 .init = kabylake_da7219_codec_init, 795 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 796 SND_SOC_DAIFMT_CBS_CFS, 797 .ignore_pmdown_time = 1, 798 .be_hw_params_fixup = kabylake_ssp_fixup, 799 .dpcm_playback = 1, 800 .dpcm_capture = 1, 801 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform), 802 }, 803 { 804 .name = "dmic01", 805 .id = 2, 806 .init = kabylake_dmic_init, 807 .be_hw_params_fixup = kabylake_dmic_fixup, 808 .ignore_suspend = 1, 809 .dpcm_capture = 1, 810 .no_pcm = 1, 811 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), 812 }, 813 { 814 .name = "iDisp1", 815 .id = 3, 816 .dpcm_playback = 1, 817 .init = kabylake_hdmi1_init, 818 .no_pcm = 1, 819 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), 820 }, 821 { 822 .name = "iDisp2", 823 .id = 4, 824 .init = kabylake_hdmi2_init, 825 .dpcm_playback = 1, 826 .no_pcm = 1, 827 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), 828 }, 829 { 830 .name = "iDisp3", 831 .id = 5, 832 .init = kabylake_hdmi3_init, 833 .dpcm_playback = 1, 834 .no_pcm = 1, 835 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), 836 }, 837 }; 838 839 /* kabylake digital audio interface glue - connects codec <--> CPU */ 840 static struct snd_soc_dai_link kabylake_max98_927_373_dais[] = { 841 /* Front End DAI links */ 842 [KBL_DPCM_AUDIO_PB] = { 843 .name = "Kbl Audio Port", 844 .stream_name = "Audio", 845 .dynamic = 1, 846 .nonatomic = 1, 847 .init = kabylake_da7219_fe_init, 848 .trigger = { 849 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 850 .dpcm_playback = 1, 851 .ops = &kabylake_da7219_fe_ops, 852 SND_SOC_DAILINK_REG(system, dummy, platform), 853 }, 854 [KBL_DPCM_AUDIO_ECHO_REF_CP] = { 855 .name = "Kbl Audio Echo Reference cap", 856 .stream_name = "Echoreference Capture", 857 .init = NULL, 858 .capture_only = 1, 859 .nonatomic = 1, 860 SND_SOC_DAILINK_REG(echoref, dummy, platform), 861 }, 862 [KBL_DPCM_AUDIO_REF_CP] = { 863 .name = "Kbl Audio Reference cap", 864 .stream_name = "Wake on Voice", 865 .init = NULL, 866 .dpcm_capture = 1, 867 .nonatomic = 1, 868 .dynamic = 1, 869 .ops = &skylake_refcap_ops, 870 SND_SOC_DAILINK_REG(reference, dummy, platform), 871 }, 872 [KBL_DPCM_AUDIO_DMIC_CP] = { 873 .name = "Kbl Audio DMIC cap", 874 .stream_name = "dmiccap", 875 .init = NULL, 876 .dpcm_capture = 1, 877 .nonatomic = 1, 878 .dynamic = 1, 879 .ops = &kabylake_dmic_ops, 880 SND_SOC_DAILINK_REG(dmic, dummy, platform), 881 }, 882 [KBL_DPCM_AUDIO_HDMI1_PB] = { 883 .name = "Kbl HDMI Port1", 884 .stream_name = "Hdmi1", 885 .dpcm_playback = 1, 886 .init = NULL, 887 .trigger = { 888 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 889 .nonatomic = 1, 890 .dynamic = 1, 891 SND_SOC_DAILINK_REG(hdmi1, dummy, platform), 892 }, 893 [KBL_DPCM_AUDIO_HDMI2_PB] = { 894 .name = "Kbl HDMI Port2", 895 .stream_name = "Hdmi2", 896 .dpcm_playback = 1, 897 .init = NULL, 898 .trigger = { 899 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 900 .nonatomic = 1, 901 .dynamic = 1, 902 SND_SOC_DAILINK_REG(hdmi2, dummy, platform), 903 }, 904 [KBL_DPCM_AUDIO_HDMI3_PB] = { 905 .name = "Kbl HDMI Port3", 906 .stream_name = "Hdmi3", 907 .trigger = { 908 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 909 .dpcm_playback = 1, 910 .init = NULL, 911 .nonatomic = 1, 912 .dynamic = 1, 913 SND_SOC_DAILINK_REG(hdmi3, dummy, platform), 914 }, 915 916 /* Back End DAI links */ 917 { 918 /* SSP0 - Codec */ 919 .name = "SSP0-Codec", 920 .id = 0, 921 .no_pcm = 1, 922 .dai_fmt = SND_SOC_DAIFMT_DSP_B | 923 SND_SOC_DAIFMT_NB_NF | 924 SND_SOC_DAIFMT_CBS_CFS, 925 .dpcm_playback = 1, 926 .dpcm_capture = 1, 927 .ignore_pmdown_time = 1, 928 .be_hw_params_fixup = kabylake_ssp_fixup, 929 .ops = &kabylake_ssp0_ops, 930 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec), 931 }, 932 { 933 .name = "dmic01", 934 .id = 1, 935 .init = kabylake_dmic_init, 936 .be_hw_params_fixup = kabylake_dmic_fixup, 937 .ignore_suspend = 1, 938 .dpcm_capture = 1, 939 .no_pcm = 1, 940 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), 941 }, 942 { 943 .name = "iDisp1", 944 .id = 2, 945 .dpcm_playback = 1, 946 .init = kabylake_hdmi1_init, 947 .no_pcm = 1, 948 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), 949 }, 950 { 951 .name = "iDisp2", 952 .id = 3, 953 .init = kabylake_hdmi2_init, 954 .dpcm_playback = 1, 955 .no_pcm = 1, 956 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), 957 }, 958 { 959 .name = "iDisp3", 960 .id = 4, 961 .init = kabylake_hdmi3_init, 962 .dpcm_playback = 1, 963 .no_pcm = 1, 964 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), 965 }, 966 }; 967 968 static int kabylake_card_late_probe(struct snd_soc_card *card) 969 { 970 struct kbl_codec_private *ctx = snd_soc_card_get_drvdata(card); 971 struct kbl_hdmi_pcm *pcm; 972 struct snd_soc_dapm_context *dapm = &card->dapm; 973 struct snd_soc_component *component = NULL; 974 int err, i = 0; 975 char jack_name[NAME_SIZE]; 976 977 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 978 component = pcm->codec_dai->component; 979 snprintf(jack_name, sizeof(jack_name), 980 "HDMI/DP, pcm=%d Jack", pcm->device); 981 err = snd_soc_card_jack_new(card, jack_name, 982 SND_JACK_AVOUT, &kabylake_hdmi[i], 983 NULL, 0); 984 985 if (err) 986 return err; 987 988 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 989 &kabylake_hdmi[i]); 990 if (err < 0) 991 return err; 992 993 i++; 994 } 995 996 if (!component) 997 return -EINVAL; 998 999 1000 err = hdac_hdmi_jack_port_init(component, &card->dapm); 1001 1002 if (err < 0) 1003 return err; 1004 1005 err = snd_soc_dapm_disable_pin(dapm, "Left Spk"); 1006 if (err) { 1007 dev_err(card->dev, "failed to disable Left Spk: %d\n", err); 1008 return err; 1009 } 1010 1011 err = snd_soc_dapm_disable_pin(dapm, "Right Spk"); 1012 if (err) { 1013 dev_err(card->dev, "failed to disable Right Spk: %d\n", err); 1014 return err; 1015 } 1016 1017 return snd_soc_dapm_sync(dapm); 1018 } 1019 1020 /* kabylake audio machine driver for SPT + DA7219 */ 1021 static struct snd_soc_card kbl_audio_card_da7219_m98927 = { 1022 .name = "kblda7219m98927", 1023 .owner = THIS_MODULE, 1024 .dai_link = kabylake_dais, 1025 .num_links = ARRAY_SIZE(kabylake_dais), 1026 .controls = kabylake_controls, 1027 .num_controls = ARRAY_SIZE(kabylake_controls), 1028 .dapm_widgets = kabylake_widgets, 1029 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets), 1030 .dapm_routes = kabylake_map, 1031 .num_dapm_routes = ARRAY_SIZE(kabylake_map), 1032 .codec_conf = max98927_codec_conf, 1033 .num_configs = ARRAY_SIZE(max98927_codec_conf), 1034 .fully_routed = true, 1035 .late_probe = kabylake_card_late_probe, 1036 }; 1037 1038 /* kabylake audio machine driver for Maxim98927 */ 1039 static struct snd_soc_card kbl_audio_card_max98927 = { 1040 .name = "kblmax98927", 1041 .owner = THIS_MODULE, 1042 .dai_link = kabylake_max98_927_373_dais, 1043 .num_links = ARRAY_SIZE(kabylake_max98_927_373_dais), 1044 .controls = kabylake_controls, 1045 .num_controls = ARRAY_SIZE(kabylake_controls), 1046 .dapm_widgets = kabylake_widgets, 1047 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets), 1048 .dapm_routes = kabylake_map, 1049 .num_dapm_routes = ARRAY_SIZE(kabylake_map), 1050 .codec_conf = max98927_codec_conf, 1051 .num_configs = ARRAY_SIZE(max98927_codec_conf), 1052 .fully_routed = true, 1053 .late_probe = kabylake_card_late_probe, 1054 }; 1055 1056 static struct snd_soc_card kbl_audio_card_da7219_m98373 = { 1057 .name = "kblda7219m98373", 1058 .owner = THIS_MODULE, 1059 .dai_link = kabylake_dais, 1060 .num_links = ARRAY_SIZE(kabylake_dais), 1061 .controls = kabylake_controls, 1062 .num_controls = ARRAY_SIZE(kabylake_controls), 1063 .dapm_widgets = kabylake_widgets, 1064 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets), 1065 .dapm_routes = kabylake_map, 1066 .num_dapm_routes = ARRAY_SIZE(kabylake_map), 1067 .codec_conf = max98373_codec_conf, 1068 .num_configs = ARRAY_SIZE(max98373_codec_conf), 1069 .fully_routed = true, 1070 .late_probe = kabylake_card_late_probe, 1071 }; 1072 1073 static struct snd_soc_card kbl_audio_card_max98373 = { 1074 .name = "kblmax98373", 1075 .owner = THIS_MODULE, 1076 .dai_link = kabylake_max98_927_373_dais, 1077 .num_links = ARRAY_SIZE(kabylake_max98_927_373_dais), 1078 .controls = kabylake_controls, 1079 .num_controls = ARRAY_SIZE(kabylake_controls), 1080 .dapm_widgets = kabylake_widgets, 1081 .num_dapm_widgets = ARRAY_SIZE(kabylake_widgets), 1082 .dapm_routes = kabylake_map, 1083 .num_dapm_routes = ARRAY_SIZE(kabylake_map), 1084 .codec_conf = max98373_codec_conf, 1085 .num_configs = ARRAY_SIZE(max98373_codec_conf), 1086 .fully_routed = true, 1087 .late_probe = kabylake_card_late_probe, 1088 }; 1089 1090 static int kabylake_audio_probe(struct platform_device *pdev) 1091 { 1092 struct kbl_codec_private *ctx; 1093 struct snd_soc_dai_link *kbl_dai_link; 1094 struct snd_soc_dai_link_component **codecs; 1095 int i = 0; 1096 1097 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 1098 if (!ctx) 1099 return -ENOMEM; 1100 1101 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 1102 1103 kabylake_audio_card = 1104 (struct snd_soc_card *)pdev->id_entry->driver_data; 1105 1106 kbl_dai_link = kabylake_audio_card->dai_link; 1107 1108 /* Update codecs for SSP0 with max98373 codec info */ 1109 if (!strcmp(pdev->name, "kbl_da7219_max98373") || 1110 (!strcmp(pdev->name, "kbl_max98373"))) { 1111 for (i = 0; i < kabylake_audio_card->num_links; ++i) { 1112 if (strcmp(kbl_dai_link[i].name, "SSP0-Codec")) 1113 continue; 1114 1115 codecs = &(kbl_dai_link[i].codecs); 1116 *codecs = max98373_ssp0_codec_components; 1117 kbl_dai_link[i].num_codecs = 1118 ARRAY_SIZE(max98373_ssp0_codec_components); 1119 break; 1120 } 1121 } 1122 kabylake_audio_card->dev = &pdev->dev; 1123 snd_soc_card_set_drvdata(kabylake_audio_card, ctx); 1124 1125 return devm_snd_soc_register_card(&pdev->dev, kabylake_audio_card); 1126 } 1127 1128 static const struct platform_device_id kbl_board_ids[] = { 1129 { 1130 .name = "kbl_da7219_max98927", 1131 .driver_data = 1132 (kernel_ulong_t)&kbl_audio_card_da7219_m98927, 1133 }, 1134 { 1135 .name = "kbl_max98927", 1136 .driver_data = 1137 (kernel_ulong_t)&kbl_audio_card_max98927, 1138 }, 1139 { 1140 .name = "kbl_da7219_max98373", 1141 .driver_data = 1142 (kernel_ulong_t)&kbl_audio_card_da7219_m98373, 1143 }, 1144 { 1145 .name = "kbl_max98373", 1146 .driver_data = 1147 (kernel_ulong_t)&kbl_audio_card_max98373, 1148 }, 1149 { } 1150 }; 1151 1152 static struct platform_driver kabylake_audio = { 1153 .probe = kabylake_audio_probe, 1154 .driver = { 1155 .name = "kbl_da7219_max98_927_373", 1156 .pm = &snd_soc_pm_ops, 1157 }, 1158 .id_table = kbl_board_ids, 1159 }; 1160 1161 module_platform_driver(kabylake_audio) 1162 1163 /* Module information */ 1164 MODULE_DESCRIPTION("Audio KabyLake Machine driver for MAX98927/MAX98373 & DA7219"); 1165 MODULE_AUTHOR("Mac Chiang <mac.chiang@intel.com>"); 1166 MODULE_LICENSE("GPL v2"); 1167 MODULE_ALIAS("platform:kbl_da7219_max98927"); 1168 MODULE_ALIAS("platform:kbl_max98927"); 1169 MODULE_ALIAS("platform:kbl_da7219_max98373"); 1170 MODULE_ALIAS("platform:kbl_max98373"); 1171