1 // SPDX-License-Identifier: GPL-2.0-only 2 // Copyright(c) 2021 Intel Corporation. 3 4 /* 5 * Intel SOF Machine Driver with Cirrus Logic CS42L42 Codec 6 * and speaker codec MAX98357A 7 */ 8 #include <linux/i2c.h> 9 #include <linux/input.h> 10 #include <linux/module.h> 11 #include <linux/platform_device.h> 12 #include <linux/regulator/consumer.h> 13 #include <linux/dmi.h> 14 #include <sound/core.h> 15 #include <sound/jack.h> 16 #include <sound/pcm.h> 17 #include <sound/pcm_params.h> 18 #include <sound/soc.h> 19 #include <sound/sof.h> 20 #include <sound/soc-acpi.h> 21 #include <dt-bindings/sound/cs42l42.h> 22 #include "../../codecs/hdac_hdmi.h" 23 #include "../common/soc-intel-quirks.h" 24 #include "hda_dsp_common.h" 25 #include "sof_maxim_common.h" 26 27 #define NAME_SIZE 32 28 29 #define SOF_CS42L42_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0)) 30 #define SOF_CS42L42_SSP_CODEC_MASK (GENMASK(2, 0)) 31 #define SOF_SPEAKER_AMP_PRESENT BIT(3) 32 #define SOF_CS42L42_SSP_AMP_SHIFT 4 33 #define SOF_CS42L42_SSP_AMP_MASK (GENMASK(6, 4)) 34 #define SOF_CS42L42_SSP_AMP(quirk) \ 35 (((quirk) << SOF_CS42L42_SSP_AMP_SHIFT) & SOF_CS42L42_SSP_AMP_MASK) 36 #define SOF_CS42L42_NUM_HDMIDEV_SHIFT 7 37 #define SOF_CS42L42_NUM_HDMIDEV_MASK (GENMASK(9, 7)) 38 #define SOF_CS42L42_NUM_HDMIDEV(quirk) \ 39 (((quirk) << SOF_CS42L42_NUM_HDMIDEV_SHIFT) & SOF_CS42L42_NUM_HDMIDEV_MASK) 40 #define SOF_CS42L42_DAILINK_SHIFT 10 41 #define SOF_CS42L42_DAILINK_MASK (GENMASK(24, 10)) 42 #define SOF_CS42L42_DAILINK(link1, link2, link3, link4, link5) \ 43 ((((link1) | ((link2) << 3) | ((link3) << 6) | ((link4) << 9) | ((link5) << 12)) << SOF_CS42L42_DAILINK_SHIFT) & SOF_CS42L42_DAILINK_MASK) 44 #define SOF_MAX98357A_SPEAKER_AMP_PRESENT BIT(25) 45 #define SOF_MAX98360A_SPEAKER_AMP_PRESENT BIT(26) 46 47 enum { 48 LINK_NONE = 0, 49 LINK_HP = 1, 50 LINK_SPK = 2, 51 LINK_DMIC = 3, 52 LINK_HDMI = 4, 53 }; 54 55 static struct snd_soc_jack_pin jack_pins[] = { 56 { 57 .pin = "Headphone Jack", 58 .mask = SND_JACK_HEADPHONE, 59 }, 60 { 61 .pin = "Headset Mic", 62 .mask = SND_JACK_MICROPHONE, 63 }, 64 }; 65 66 /* Default: SSP2 */ 67 static unsigned long sof_cs42l42_quirk = SOF_CS42L42_SSP_CODEC(2); 68 69 struct sof_hdmi_pcm { 70 struct list_head head; 71 struct snd_soc_dai *codec_dai; 72 struct snd_soc_jack hdmi_jack; 73 int device; 74 }; 75 76 struct sof_card_private { 77 struct snd_soc_jack headset_jack; 78 struct list_head hdmi_pcm_list; 79 bool common_hdmi_codec_drv; 80 }; 81 82 static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd) 83 { 84 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 85 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); 86 struct sof_hdmi_pcm *pcm; 87 88 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 89 if (!pcm) 90 return -ENOMEM; 91 92 /* dai_link id is 1:1 mapped to the PCM device */ 93 pcm->device = rtd->dai_link->id; 94 pcm->codec_dai = dai; 95 96 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 97 98 return 0; 99 } 100 101 static int sof_cs42l42_init(struct snd_soc_pcm_runtime *rtd) 102 { 103 struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 104 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; 105 struct snd_soc_jack *jack = &ctx->headset_jack; 106 int ret; 107 108 /* 109 * Headset buttons map to the google Reference headset. 110 * These can be configured by userspace. 111 */ 112 ret = snd_soc_card_jack_new_pins(rtd->card, "Headset Jack", 113 SND_JACK_HEADSET | SND_JACK_BTN_0 | 114 SND_JACK_BTN_1 | SND_JACK_BTN_2 | 115 SND_JACK_BTN_3, 116 jack, 117 jack_pins, 118 ARRAY_SIZE(jack_pins)); 119 if (ret) { 120 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); 121 return ret; 122 } 123 124 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 125 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP); 126 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN); 127 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND); 128 129 ret = snd_soc_component_set_jack(component, jack, NULL); 130 if (ret) { 131 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); 132 return ret; 133 } 134 135 return ret; 136 }; 137 138 static void sof_cs42l42_exit(struct snd_soc_pcm_runtime *rtd) 139 { 140 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; 141 142 snd_soc_component_set_jack(component, NULL, NULL); 143 } 144 145 static int sof_cs42l42_hw_params(struct snd_pcm_substream *substream, 146 struct snd_pcm_hw_params *params) 147 { 148 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); 149 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); 150 int clk_freq, ret; 151 152 clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */ 153 154 if (clk_freq <= 0) { 155 dev_err(rtd->dev, "get bclk freq failed: %d\n", clk_freq); 156 return -EINVAL; 157 } 158 159 /* Configure sysclk for codec */ 160 ret = snd_soc_dai_set_sysclk(codec_dai, 0, 161 clk_freq, SND_SOC_CLOCK_IN); 162 if (ret < 0) 163 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); 164 165 return ret; 166 } 167 168 static const struct snd_soc_ops sof_cs42l42_ops = { 169 .hw_params = sof_cs42l42_hw_params, 170 }; 171 172 static struct snd_soc_dai_link_component platform_component[] = { 173 { 174 /* name might be overridden during probe */ 175 .name = "0000:00:1f.3" 176 } 177 }; 178 179 static int sof_card_late_probe(struct snd_soc_card *card) 180 { 181 struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); 182 struct snd_soc_component *component = NULL; 183 char jack_name[NAME_SIZE]; 184 struct sof_hdmi_pcm *pcm; 185 int err; 186 187 if (list_empty(&ctx->hdmi_pcm_list)) 188 return -EINVAL; 189 190 if (ctx->common_hdmi_codec_drv) { 191 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm, 192 head); 193 component = pcm->codec_dai->component; 194 return hda_dsp_hdmi_build_controls(card, component); 195 } 196 197 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 198 component = pcm->codec_dai->component; 199 snprintf(jack_name, sizeof(jack_name), 200 "HDMI/DP, pcm=%d Jack", pcm->device); 201 err = snd_soc_card_jack_new(card, jack_name, 202 SND_JACK_AVOUT, &pcm->hdmi_jack); 203 204 if (err) 205 return err; 206 207 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 208 &pcm->hdmi_jack); 209 if (err < 0) 210 return err; 211 } 212 213 return hdac_hdmi_jack_port_init(component, &card->dapm); 214 } 215 216 static const struct snd_kcontrol_new sof_controls[] = { 217 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 218 SOC_DAPM_PIN_SWITCH("Headset Mic"), 219 }; 220 221 static const struct snd_soc_dapm_widget sof_widgets[] = { 222 SND_SOC_DAPM_HP("Headphone Jack", NULL), 223 SND_SOC_DAPM_MIC("Headset Mic", NULL), 224 }; 225 226 static const struct snd_soc_dapm_widget dmic_widgets[] = { 227 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 228 }; 229 230 static const struct snd_soc_dapm_route sof_map[] = { 231 /* HP jack connectors - unknown if we have jack detection */ 232 {"Headphone Jack", NULL, "HP"}, 233 234 /* other jacks */ 235 {"HS", NULL, "Headset Mic"}, 236 }; 237 238 static const struct snd_soc_dapm_route dmic_map[] = { 239 /* digital mics */ 240 {"DMic", NULL, "SoC DMIC"}, 241 }; 242 243 static int dmic_init(struct snd_soc_pcm_runtime *rtd) 244 { 245 struct snd_soc_card *card = rtd->card; 246 int ret; 247 248 ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets, 249 ARRAY_SIZE(dmic_widgets)); 250 if (ret) { 251 dev_err(card->dev, "DMic widget addition failed: %d\n", ret); 252 /* Don't need to add routes if widget addition failed */ 253 return ret; 254 } 255 256 ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map, 257 ARRAY_SIZE(dmic_map)); 258 259 if (ret) 260 dev_err(card->dev, "DMic map addition failed: %d\n", ret); 261 262 return ret; 263 } 264 265 /* sof audio machine driver for cs42l42 codec */ 266 static struct snd_soc_card sof_audio_card_cs42l42 = { 267 .name = "cs42l42", /* the sof- prefix is added by the core */ 268 .owner = THIS_MODULE, 269 .controls = sof_controls, 270 .num_controls = ARRAY_SIZE(sof_controls), 271 .dapm_widgets = sof_widgets, 272 .num_dapm_widgets = ARRAY_SIZE(sof_widgets), 273 .dapm_routes = sof_map, 274 .num_dapm_routes = ARRAY_SIZE(sof_map), 275 .fully_routed = true, 276 .late_probe = sof_card_late_probe, 277 }; 278 279 static struct snd_soc_dai_link_component cs42l42_component[] = { 280 { 281 .name = "i2c-10134242:00", 282 .dai_name = "cs42l42", 283 } 284 }; 285 286 static struct snd_soc_dai_link_component dmic_component[] = { 287 { 288 .name = "dmic-codec", 289 .dai_name = "dmic-hifi", 290 } 291 }; 292 293 static int create_spk_amp_dai_links(struct device *dev, 294 struct snd_soc_dai_link *links, 295 struct snd_soc_dai_link_component *cpus, 296 int *id, int ssp_amp) 297 { 298 int ret = 0; 299 300 /* speaker amp */ 301 if (!(sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT)) 302 return 0; 303 304 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", 305 ssp_amp); 306 if (!links[*id].name) { 307 ret = -ENOMEM; 308 goto devm_err; 309 } 310 311 links[*id].id = *id; 312 313 if (sof_cs42l42_quirk & SOF_MAX98357A_SPEAKER_AMP_PRESENT) { 314 max_98357a_dai_link(&links[*id]); 315 } else if (sof_cs42l42_quirk & SOF_MAX98360A_SPEAKER_AMP_PRESENT) { 316 max_98360a_dai_link(&links[*id]); 317 } else { 318 dev_err(dev, "no amp defined\n"); 319 ret = -EINVAL; 320 goto devm_err; 321 } 322 323 links[*id].platforms = platform_component; 324 links[*id].num_platforms = ARRAY_SIZE(platform_component); 325 links[*id].dpcm_playback = 1; 326 links[*id].no_pcm = 1; 327 links[*id].cpus = &cpus[*id]; 328 links[*id].num_cpus = 1; 329 330 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 331 "SSP%d Pin", ssp_amp); 332 if (!links[*id].cpus->dai_name) { 333 ret = -ENOMEM; 334 goto devm_err; 335 } 336 337 (*id)++; 338 339 devm_err: 340 return ret; 341 } 342 343 static int create_hp_codec_dai_links(struct device *dev, 344 struct snd_soc_dai_link *links, 345 struct snd_soc_dai_link_component *cpus, 346 int *id, int ssp_codec) 347 { 348 /* codec SSP */ 349 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", 350 ssp_codec); 351 if (!links[*id].name) 352 goto devm_err; 353 354 links[*id].id = *id; 355 links[*id].codecs = cs42l42_component; 356 links[*id].num_codecs = ARRAY_SIZE(cs42l42_component); 357 links[*id].platforms = platform_component; 358 links[*id].num_platforms = ARRAY_SIZE(platform_component); 359 links[*id].init = sof_cs42l42_init; 360 links[*id].exit = sof_cs42l42_exit; 361 links[*id].ops = &sof_cs42l42_ops; 362 links[*id].dpcm_playback = 1; 363 links[*id].dpcm_capture = 1; 364 links[*id].no_pcm = 1; 365 links[*id].cpus = &cpus[*id]; 366 links[*id].num_cpus = 1; 367 368 links[*id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 369 "SSP%d Pin", 370 ssp_codec); 371 if (!links[*id].cpus->dai_name) 372 goto devm_err; 373 374 (*id)++; 375 376 return 0; 377 378 devm_err: 379 return -ENOMEM; 380 } 381 382 static int create_dmic_dai_links(struct device *dev, 383 struct snd_soc_dai_link *links, 384 struct snd_soc_dai_link_component *cpus, 385 int *id, int dmic_be_num) 386 { 387 int i; 388 389 /* dmic */ 390 if (dmic_be_num <= 0) 391 return 0; 392 393 /* at least we have dmic01 */ 394 links[*id].name = "dmic01"; 395 links[*id].cpus = &cpus[*id]; 396 links[*id].cpus->dai_name = "DMIC01 Pin"; 397 links[*id].init = dmic_init; 398 if (dmic_be_num > 1) { 399 /* set up 2 BE links at most */ 400 links[*id + 1].name = "dmic16k"; 401 links[*id + 1].cpus = &cpus[*id + 1]; 402 links[*id + 1].cpus->dai_name = "DMIC16k Pin"; 403 dmic_be_num = 2; 404 } 405 406 for (i = 0; i < dmic_be_num; i++) { 407 links[*id].id = *id; 408 links[*id].num_cpus = 1; 409 links[*id].codecs = dmic_component; 410 links[*id].num_codecs = ARRAY_SIZE(dmic_component); 411 links[*id].platforms = platform_component; 412 links[*id].num_platforms = ARRAY_SIZE(platform_component); 413 links[*id].ignore_suspend = 1; 414 links[*id].dpcm_capture = 1; 415 links[*id].no_pcm = 1; 416 417 (*id)++; 418 } 419 420 return 0; 421 } 422 423 static int create_hdmi_dai_links(struct device *dev, 424 struct snd_soc_dai_link *links, 425 struct snd_soc_dai_link_component *cpus, 426 int *id, int hdmi_num) 427 { 428 struct snd_soc_dai_link_component *idisp_components; 429 int i; 430 431 /* HDMI */ 432 if (hdmi_num <= 0) 433 return 0; 434 435 idisp_components = devm_kzalloc(dev, 436 sizeof(struct snd_soc_dai_link_component) * 437 hdmi_num, GFP_KERNEL); 438 if (!idisp_components) 439 goto devm_err; 440 441 for (i = 1; i <= hdmi_num; i++) { 442 links[*id].name = devm_kasprintf(dev, GFP_KERNEL, 443 "iDisp%d", i); 444 if (!links[*id].name) 445 goto devm_err; 446 447 links[*id].id = *id; 448 links[*id].cpus = &cpus[*id]; 449 links[*id].num_cpus = 1; 450 links[*id].cpus->dai_name = devm_kasprintf(dev, 451 GFP_KERNEL, 452 "iDisp%d Pin", 453 i); 454 if (!links[*id].cpus->dai_name) 455 goto devm_err; 456 457 idisp_components[i - 1].name = "ehdaudio0D2"; 458 idisp_components[i - 1].dai_name = devm_kasprintf(dev, 459 GFP_KERNEL, 460 "intel-hdmi-hifi%d", 461 i); 462 if (!idisp_components[i - 1].dai_name) 463 goto devm_err; 464 465 links[*id].codecs = &idisp_components[i - 1]; 466 links[*id].num_codecs = 1; 467 links[*id].platforms = platform_component; 468 links[*id].num_platforms = ARRAY_SIZE(platform_component); 469 links[*id].init = sof_hdmi_init; 470 links[*id].dpcm_playback = 1; 471 links[*id].no_pcm = 1; 472 473 (*id)++; 474 } 475 476 return 0; 477 478 devm_err: 479 return -ENOMEM; 480 } 481 482 static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev, 483 int ssp_codec, 484 int ssp_amp, 485 int dmic_be_num, 486 int hdmi_num) 487 { 488 struct snd_soc_dai_link_component *cpus; 489 struct snd_soc_dai_link *links; 490 int ret, id = 0, link_seq; 491 492 links = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link) * 493 sof_audio_card_cs42l42.num_links, GFP_KERNEL); 494 cpus = devm_kzalloc(dev, sizeof(struct snd_soc_dai_link_component) * 495 sof_audio_card_cs42l42.num_links, GFP_KERNEL); 496 if (!links || !cpus) 497 goto devm_err; 498 499 link_seq = (sof_cs42l42_quirk & SOF_CS42L42_DAILINK_MASK) >> SOF_CS42L42_DAILINK_SHIFT; 500 501 while (link_seq) { 502 int link_type = link_seq & 0x07; 503 504 switch (link_type) { 505 case LINK_HP: 506 ret = create_hp_codec_dai_links(dev, links, cpus, &id, ssp_codec); 507 if (ret < 0) { 508 dev_err(dev, "fail to create hp codec dai links, ret %d\n", 509 ret); 510 goto devm_err; 511 } 512 break; 513 case LINK_SPK: 514 ret = create_spk_amp_dai_links(dev, links, cpus, &id, ssp_amp); 515 if (ret < 0) { 516 dev_err(dev, "fail to create spk amp dai links, ret %d\n", 517 ret); 518 goto devm_err; 519 } 520 break; 521 case LINK_DMIC: 522 ret = create_dmic_dai_links(dev, links, cpus, &id, dmic_be_num); 523 if (ret < 0) { 524 dev_err(dev, "fail to create dmic dai links, ret %d\n", 525 ret); 526 goto devm_err; 527 } 528 break; 529 case LINK_HDMI: 530 ret = create_hdmi_dai_links(dev, links, cpus, &id, hdmi_num); 531 if (ret < 0) { 532 dev_err(dev, "fail to create hdmi dai links, ret %d\n", 533 ret); 534 goto devm_err; 535 } 536 break; 537 case LINK_NONE: 538 /* caught here if it's not used as terminator in macro */ 539 default: 540 dev_err(dev, "invalid link type %d\n", link_type); 541 goto devm_err; 542 } 543 544 link_seq >>= 3; 545 } 546 547 return links; 548 devm_err: 549 return NULL; 550 } 551 552 static int sof_audio_probe(struct platform_device *pdev) 553 { 554 struct snd_soc_dai_link *dai_links; 555 struct snd_soc_acpi_mach *mach; 556 struct sof_card_private *ctx; 557 int dmic_be_num, hdmi_num; 558 int ret, ssp_amp, ssp_codec; 559 560 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 561 if (!ctx) 562 return -ENOMEM; 563 564 if (pdev->id_entry && pdev->id_entry->driver_data) 565 sof_cs42l42_quirk = (unsigned long)pdev->id_entry->driver_data; 566 567 mach = pdev->dev.platform_data; 568 569 if (soc_intel_is_glk()) { 570 dmic_be_num = 1; 571 hdmi_num = 3; 572 } else { 573 dmic_be_num = 2; 574 hdmi_num = (sof_cs42l42_quirk & SOF_CS42L42_NUM_HDMIDEV_MASK) >> 575 SOF_CS42L42_NUM_HDMIDEV_SHIFT; 576 /* default number of HDMI DAI's */ 577 if (!hdmi_num) 578 hdmi_num = 3; 579 } 580 581 dev_dbg(&pdev->dev, "sof_cs42l42_quirk = %lx\n", sof_cs42l42_quirk); 582 583 ssp_amp = (sof_cs42l42_quirk & SOF_CS42L42_SSP_AMP_MASK) >> 584 SOF_CS42L42_SSP_AMP_SHIFT; 585 586 ssp_codec = sof_cs42l42_quirk & SOF_CS42L42_SSP_CODEC_MASK; 587 588 /* compute number of dai links */ 589 sof_audio_card_cs42l42.num_links = 1 + dmic_be_num + hdmi_num; 590 591 if (sof_cs42l42_quirk & SOF_SPEAKER_AMP_PRESENT) 592 sof_audio_card_cs42l42.num_links++; 593 594 dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec, ssp_amp, 595 dmic_be_num, hdmi_num); 596 if (!dai_links) 597 return -ENOMEM; 598 599 sof_audio_card_cs42l42.dai_link = dai_links; 600 601 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 602 603 sof_audio_card_cs42l42.dev = &pdev->dev; 604 605 /* set platform name for each dailink */ 606 ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_cs42l42, 607 mach->mach_params.platform); 608 if (ret) 609 return ret; 610 611 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; 612 613 snd_soc_card_set_drvdata(&sof_audio_card_cs42l42, ctx); 614 615 return devm_snd_soc_register_card(&pdev->dev, 616 &sof_audio_card_cs42l42); 617 } 618 619 static const struct platform_device_id board_ids[] = { 620 { 621 .name = "glk_cs4242_mx98357a", 622 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(2) | 623 SOF_SPEAKER_AMP_PRESENT | 624 SOF_MAX98357A_SPEAKER_AMP_PRESENT | 625 SOF_CS42L42_SSP_AMP(1)) | 626 SOF_CS42L42_DAILINK(LINK_SPK, LINK_HP, LINK_DMIC, LINK_HDMI, LINK_NONE), 627 }, 628 { 629 .name = "jsl_cs4242_mx98360a", 630 .driver_data = (kernel_ulong_t)(SOF_CS42L42_SSP_CODEC(0) | 631 SOF_SPEAKER_AMP_PRESENT | 632 SOF_MAX98360A_SPEAKER_AMP_PRESENT | 633 SOF_CS42L42_SSP_AMP(1)) | 634 SOF_CS42L42_DAILINK(LINK_HP, LINK_DMIC, LINK_HDMI, LINK_SPK, LINK_NONE), 635 }, 636 { } 637 }; 638 MODULE_DEVICE_TABLE(platform, board_ids); 639 640 static struct platform_driver sof_audio = { 641 .probe = sof_audio_probe, 642 .driver = { 643 .name = "sof_cs42l42", 644 .pm = &snd_soc_pm_ops, 645 }, 646 .id_table = board_ids, 647 }; 648 module_platform_driver(sof_audio) 649 650 /* Module information */ 651 MODULE_DESCRIPTION("SOF Audio Machine driver for CS42L42"); 652 MODULE_AUTHOR("Brent Lu <brent.lu@intel.com>"); 653 MODULE_LICENSE("GPL"); 654 MODULE_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON); 655 MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON); 656