1 // SPDX-License-Identifier: GPL-2.0-only 2 // Copyright(c) 2019 Intel Corporation. 3 4 /* 5 * Intel Cometlake I2S Machine driver for RT1011 + RT5682 codec 6 */ 7 8 #include <linux/input.h> 9 #include <linux/module.h> 10 #include <linux/platform_device.h> 11 #include <linux/clk.h> 12 #include <linux/dmi.h> 13 #include <linux/slab.h> 14 #include <linux/acpi.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 <sound/rt5682.h> 21 #include <sound/soc-acpi.h> 22 #include "../../codecs/rt1011.h" 23 #include "../../codecs/rt5682.h" 24 #include "../../codecs/hdac_hdmi.h" 25 #include "hda_dsp_common.h" 26 27 /* The platform clock outputs 24Mhz clock to codec as I2S MCLK */ 28 #define CML_PLAT_CLK 24000000 29 #define CML_RT1011_CODEC_DAI "rt1011-aif" 30 #define CML_RT5682_CODEC_DAI "rt5682-aif1" 31 #define NAME_SIZE 32 32 33 #define SOF_RT1011_SPEAKER_WL BIT(0) 34 #define SOF_RT1011_SPEAKER_WR BIT(1) 35 #define SOF_RT1011_SPEAKER_TL BIT(2) 36 #define SOF_RT1011_SPEAKER_TR BIT(3) 37 38 /* Default: Woofer speakers */ 39 static unsigned long sof_rt1011_quirk = SOF_RT1011_SPEAKER_WL | 40 SOF_RT1011_SPEAKER_WR; 41 42 static int sof_rt1011_quirk_cb(const struct dmi_system_id *id) 43 { 44 sof_rt1011_quirk = (unsigned long)id->driver_data; 45 return 1; 46 } 47 48 static const struct dmi_system_id sof_rt1011_quirk_table[] = { 49 { 50 .callback = sof_rt1011_quirk_cb, 51 .matches = { 52 DMI_MATCH(DMI_SYS_VENDOR, "Google"), 53 DMI_MATCH(DMI_PRODUCT_NAME, "Helios"), 54 }, 55 .driver_data = (void *)(SOF_RT1011_SPEAKER_WL | SOF_RT1011_SPEAKER_WR | 56 SOF_RT1011_SPEAKER_TL | SOF_RT1011_SPEAKER_TR), 57 }, 58 { 59 } 60 }; 61 62 static struct snd_soc_jack hdmi_jack[3]; 63 64 struct hdmi_pcm { 65 struct list_head head; 66 struct snd_soc_dai *codec_dai; 67 int device; 68 }; 69 70 struct card_private { 71 char codec_name[SND_ACPI_I2C_ID_LEN]; 72 struct snd_soc_jack headset; 73 struct list_head hdmi_pcm_list; 74 bool common_hdmi_codec_drv; 75 }; 76 77 static const struct snd_kcontrol_new cml_controls[] = { 78 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 79 SOC_DAPM_PIN_SWITCH("Headset Mic"), 80 SOC_DAPM_PIN_SWITCH("WL Ext Spk"), 81 SOC_DAPM_PIN_SWITCH("WR Ext Spk"), 82 }; 83 84 static const struct snd_kcontrol_new cml_rt1011_tt_controls[] = { 85 SOC_DAPM_PIN_SWITCH("TL Ext Spk"), 86 SOC_DAPM_PIN_SWITCH("TR Ext Spk"), 87 }; 88 89 static const struct snd_soc_dapm_widget cml_rt1011_rt5682_widgets[] = { 90 SND_SOC_DAPM_SPK("WL Ext Spk", NULL), 91 SND_SOC_DAPM_SPK("WR Ext Spk", NULL), 92 SND_SOC_DAPM_HP("Headphone Jack", NULL), 93 SND_SOC_DAPM_MIC("Headset Mic", NULL), 94 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 95 }; 96 97 static const struct snd_soc_dapm_widget cml_rt1011_tt_widgets[] = { 98 SND_SOC_DAPM_SPK("TL Ext Spk", NULL), 99 SND_SOC_DAPM_SPK("TR Ext Spk", NULL), 100 }; 101 102 static const struct snd_soc_dapm_route cml_rt1011_rt5682_map[] = { 103 /*WL/WR speaker*/ 104 {"WL Ext Spk", NULL, "WL SPO"}, 105 {"WR Ext Spk", NULL, "WR SPO"}, 106 107 /* HP jack connectors - unknown if we have jack detection */ 108 { "Headphone Jack", NULL, "HPOL" }, 109 { "Headphone Jack", NULL, "HPOR" }, 110 111 /* other jacks */ 112 { "IN1P", NULL, "Headset Mic" }, 113 114 /* DMIC */ 115 {"DMic", NULL, "SoC DMIC"}, 116 }; 117 118 static const struct snd_soc_dapm_route cml_rt1011_tt_map[] = { 119 /*TL/TR speaker*/ 120 {"TL Ext Spk", NULL, "TL SPO" }, 121 {"TR Ext Spk", NULL, "TR SPO" }, 122 }; 123 124 static int cml_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd) 125 { 126 struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 127 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; 128 struct snd_soc_jack *jack; 129 int ret; 130 131 /* need to enable ASRC function for 24MHz mclk rate */ 132 rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER | 133 RT5682_AD_STEREO1_FILTER, 134 RT5682_CLK_SEL_I2S1_ASRC); 135 136 /* 137 * Headset buttons map to the google Reference headset. 138 * These can be configured by userspace. 139 */ 140 ret = snd_soc_card_jack_new(rtd->card, "Headset Jack", 141 SND_JACK_HEADSET | SND_JACK_BTN_0 | 142 SND_JACK_BTN_1 | SND_JACK_BTN_2 | 143 SND_JACK_BTN_3, 144 &ctx->headset, NULL, 0); 145 if (ret) { 146 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); 147 return ret; 148 } 149 150 jack = &ctx->headset; 151 152 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 153 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 154 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 155 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 156 ret = snd_soc_component_set_jack(component, jack, NULL); 157 if (ret) 158 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); 159 160 return ret; 161 }; 162 163 static void cml_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd) 164 { 165 struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component; 166 167 snd_soc_component_set_jack(component, NULL, NULL); 168 } 169 170 static int cml_rt1011_spk_init(struct snd_soc_pcm_runtime *rtd) 171 { 172 int ret = 0; 173 struct snd_soc_card *card = rtd->card; 174 175 if (sof_rt1011_quirk & (SOF_RT1011_SPEAKER_TL | 176 SOF_RT1011_SPEAKER_TR)) { 177 178 ret = snd_soc_add_card_controls(card, cml_rt1011_tt_controls, 179 ARRAY_SIZE(cml_rt1011_tt_controls)); 180 if (ret) 181 return ret; 182 183 ret = snd_soc_dapm_new_controls(&card->dapm, 184 cml_rt1011_tt_widgets, 185 ARRAY_SIZE(cml_rt1011_tt_widgets)); 186 if (ret) 187 return ret; 188 189 ret = snd_soc_dapm_add_routes(&card->dapm, cml_rt1011_tt_map, 190 ARRAY_SIZE(cml_rt1011_tt_map)); 191 192 if (ret) 193 return ret; 194 } 195 196 return ret; 197 } 198 199 static int cml_rt5682_hw_params(struct snd_pcm_substream *substream, 200 struct snd_pcm_hw_params *params) 201 { 202 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); 203 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); 204 int clk_id, clk_freq, pll_out, ret; 205 206 clk_id = RT5682_PLL1_S_MCLK; 207 clk_freq = CML_PLAT_CLK; 208 209 pll_out = params_rate(params) * 512; 210 211 ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out); 212 if (ret < 0) 213 dev_warn(rtd->dev, "snd_soc_dai_set_pll err = %d\n", ret); 214 215 /* Configure sysclk for codec */ 216 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, 217 pll_out, SND_SOC_CLOCK_IN); 218 if (ret < 0) 219 dev_warn(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); 220 221 /* 222 * slot_width should be equal or large than data length, set them 223 * be the same 224 */ 225 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, 226 params_width(params)); 227 if (ret < 0) 228 dev_warn(rtd->dev, "set TDM slot err:%d\n", ret); 229 return ret; 230 } 231 232 static int cml_rt1011_hw_params(struct snd_pcm_substream *substream, 233 struct snd_pcm_hw_params *params) 234 { 235 struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); 236 struct snd_soc_dai *codec_dai; 237 struct snd_soc_card *card = rtd->card; 238 int srate, i, ret = 0; 239 240 srate = params_rate(params); 241 242 for_each_rtd_codec_dais(rtd, i, codec_dai) { 243 244 /* 100 Fs to drive 24 bit data */ 245 ret = snd_soc_dai_set_pll(codec_dai, 0, RT1011_PLL1_S_BCLK, 246 100 * srate, 256 * srate); 247 if (ret < 0) { 248 dev_err(card->dev, "codec_dai clock not set\n"); 249 return ret; 250 } 251 252 ret = snd_soc_dai_set_sysclk(codec_dai, 253 RT1011_FS_SYS_PRE_S_PLL1, 254 256 * srate, SND_SOC_CLOCK_IN); 255 if (ret < 0) { 256 dev_err(card->dev, "codec_dai clock not set\n"); 257 return ret; 258 } 259 260 /* 261 * Codec TDM is configured as 24 bit capture/ playback. 262 * 2 CH PB is done over 4 codecs - 2 Woofers and 2 Tweeters. 263 * The Left woofer and tweeter plays the Left playback data 264 * and similar by the Right. 265 * Hence 2 codecs (1 T and 1 W pair) share same Rx slot. 266 * The feedback is captured for each codec individually. 267 * Hence all 4 codecs use 1 Tx slot each for feedback. 268 */ 269 if (sof_rt1011_quirk & (SOF_RT1011_SPEAKER_WL | 270 SOF_RT1011_SPEAKER_WR)) { 271 if (!strcmp(codec_dai->component->name, "i2c-10EC1011:00")) { 272 ret = snd_soc_dai_set_tdm_slot(codec_dai, 273 0x4, 0x1, 4, 24); 274 if (ret < 0) 275 break; 276 } 277 278 if (!strcmp(codec_dai->component->name, "i2c-10EC1011:01")) { 279 ret = snd_soc_dai_set_tdm_slot(codec_dai, 280 0x8, 0x2, 4, 24); 281 if (ret < 0) 282 break; 283 } 284 } 285 286 if (sof_rt1011_quirk & (SOF_RT1011_SPEAKER_TL | 287 SOF_RT1011_SPEAKER_TR)) { 288 if (!strcmp(codec_dai->component->name, "i2c-10EC1011:02")) { 289 ret = snd_soc_dai_set_tdm_slot(codec_dai, 290 0x1, 0x1, 4, 24); 291 if (ret < 0) 292 break; 293 } 294 295 if (!strcmp(codec_dai->component->name, "i2c-10EC1011:03")) { 296 ret = snd_soc_dai_set_tdm_slot(codec_dai, 297 0x2, 0x2, 4, 24); 298 if (ret < 0) 299 break; 300 } 301 } 302 } 303 if (ret < 0) 304 dev_err(rtd->dev, 305 "set codec TDM slot for %s failed with error %d\n", 306 codec_dai->component->name, ret); 307 return ret; 308 } 309 310 static struct snd_soc_ops cml_rt5682_ops = { 311 .hw_params = cml_rt5682_hw_params, 312 }; 313 314 static const struct snd_soc_ops cml_rt1011_ops = { 315 .hw_params = cml_rt1011_hw_params, 316 }; 317 318 static int sof_card_late_probe(struct snd_soc_card *card) 319 { 320 struct card_private *ctx = snd_soc_card_get_drvdata(card); 321 struct snd_soc_component *component = NULL; 322 char jack_name[NAME_SIZE]; 323 struct hdmi_pcm *pcm; 324 int ret, i = 0; 325 326 if (list_empty(&ctx->hdmi_pcm_list)) 327 return -EINVAL; 328 329 if (ctx->common_hdmi_codec_drv) { 330 pcm = list_first_entry(&ctx->hdmi_pcm_list, struct hdmi_pcm, 331 head); 332 component = pcm->codec_dai->component; 333 return hda_dsp_hdmi_build_controls(card, component); 334 } 335 336 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 337 component = pcm->codec_dai->component; 338 snprintf(jack_name, sizeof(jack_name), 339 "HDMI/DP, pcm=%d Jack", pcm->device); 340 ret = snd_soc_card_jack_new(card, jack_name, 341 SND_JACK_AVOUT, &hdmi_jack[i], 342 NULL, 0); 343 if (ret) 344 return ret; 345 346 ret = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 347 &hdmi_jack[i]); 348 if (ret < 0) 349 return ret; 350 351 i++; 352 } 353 354 return hdac_hdmi_jack_port_init(component, &card->dapm); 355 } 356 357 static int hdmi_init(struct snd_soc_pcm_runtime *rtd) 358 { 359 struct card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 360 struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); 361 struct hdmi_pcm *pcm; 362 363 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 364 if (!pcm) 365 return -ENOMEM; 366 367 pcm->device = dai->id; 368 pcm->codec_dai = dai; 369 370 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 371 372 return 0; 373 } 374 375 /* Cometlake digital audio interface glue - connects codec <--> CPU */ 376 377 SND_SOC_DAILINK_DEF(ssp0_pin, 378 DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); 379 SND_SOC_DAILINK_DEF(ssp0_codec, 380 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", 381 CML_RT5682_CODEC_DAI))); 382 383 SND_SOC_DAILINK_DEF(ssp1_pin, 384 DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); 385 SND_SOC_DAILINK_DEF(ssp1_codec_2spk, 386 DAILINK_COMP_ARRAY( 387 /* WL */ COMP_CODEC("i2c-10EC1011:00", CML_RT1011_CODEC_DAI), 388 /* WR */ COMP_CODEC("i2c-10EC1011:01", CML_RT1011_CODEC_DAI))); 389 SND_SOC_DAILINK_DEF(ssp1_codec_4spk, 390 DAILINK_COMP_ARRAY( 391 /* WL */ COMP_CODEC("i2c-10EC1011:00", CML_RT1011_CODEC_DAI), 392 /* WR */ COMP_CODEC("i2c-10EC1011:01", CML_RT1011_CODEC_DAI), 393 /* TL */ COMP_CODEC("i2c-10EC1011:02", CML_RT1011_CODEC_DAI), 394 /* TR */ COMP_CODEC("i2c-10EC1011:03", CML_RT1011_CODEC_DAI))); 395 396 397 SND_SOC_DAILINK_DEF(dmic_pin, 398 DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); 399 400 SND_SOC_DAILINK_DEF(dmic16k_pin, 401 DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin"))); 402 403 SND_SOC_DAILINK_DEF(dmic_codec, 404 DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); 405 406 SND_SOC_DAILINK_DEF(idisp1_pin, 407 DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); 408 SND_SOC_DAILINK_DEF(idisp1_codec, 409 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); 410 411 SND_SOC_DAILINK_DEF(idisp2_pin, 412 DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); 413 SND_SOC_DAILINK_DEF(idisp2_codec, 414 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); 415 416 SND_SOC_DAILINK_DEF(idisp3_pin, 417 DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); 418 SND_SOC_DAILINK_DEF(idisp3_codec, 419 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); 420 421 SND_SOC_DAILINK_DEF(platform, 422 DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3"))); 423 424 static struct snd_soc_dai_link cml_rt1011_rt5682_dailink[] = { 425 /* Back End DAI links */ 426 { 427 /* SSP0 - Codec */ 428 .name = "SSP0-Codec", 429 .id = 0, 430 .init = cml_rt5682_codec_init, 431 .exit = cml_rt5682_codec_exit, 432 .ignore_pmdown_time = 1, 433 .ops = &cml_rt5682_ops, 434 .dpcm_playback = 1, 435 .dpcm_capture = 1, 436 .no_pcm = 1, 437 SND_SOC_DAILINK_REG(ssp0_pin, ssp0_codec, platform), 438 }, 439 { 440 .name = "dmic01", 441 .id = 1, 442 .ignore_suspend = 1, 443 .dpcm_capture = 1, 444 .no_pcm = 1, 445 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), 446 }, 447 { 448 .name = "dmic16k", 449 .id = 2, 450 .ignore_suspend = 1, 451 .dpcm_capture = 1, 452 .no_pcm = 1, 453 SND_SOC_DAILINK_REG(dmic16k_pin, dmic_codec, platform), 454 }, 455 { 456 .name = "iDisp1", 457 .id = 3, 458 .init = hdmi_init, 459 .dpcm_playback = 1, 460 .no_pcm = 1, 461 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), 462 }, 463 { 464 .name = "iDisp2", 465 .id = 4, 466 .init = hdmi_init, 467 .dpcm_playback = 1, 468 .no_pcm = 1, 469 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), 470 }, 471 { 472 .name = "iDisp3", 473 .id = 5, 474 .init = hdmi_init, 475 .dpcm_playback = 1, 476 .no_pcm = 1, 477 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), 478 }, 479 { 480 /* 481 * SSP1 - Codec : added to end of list ensuring 482 * reuse of common topologies for other end points 483 * and changing only SSP1's codec 484 */ 485 .name = "SSP1-Codec", 486 .id = 6, 487 .dpcm_playback = 1, 488 .dpcm_capture = 1, /* Capture stream provides Feedback */ 489 .no_pcm = 1, 490 .init = cml_rt1011_spk_init, 491 .ops = &cml_rt1011_ops, 492 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec_2spk, platform), 493 }, 494 }; 495 496 static struct snd_soc_codec_conf rt1011_conf[] = { 497 { 498 .dlc = COMP_CODEC_CONF("i2c-10EC1011:00"), 499 .name_prefix = "WL", 500 }, 501 { 502 .dlc = COMP_CODEC_CONF("i2c-10EC1011:01"), 503 .name_prefix = "WR", 504 }, 505 /* single configuration structure for 2 and 4 channels */ 506 { 507 .dlc = COMP_CODEC_CONF("i2c-10EC1011:02"), 508 .name_prefix = "TL", 509 }, 510 { 511 .dlc = COMP_CODEC_CONF("i2c-10EC1011:03"), 512 .name_prefix = "TR", 513 }, 514 }; 515 516 /* Cometlake audio machine driver for RT1011 and RT5682 */ 517 static struct snd_soc_card snd_soc_card_cml = { 518 .name = "cml_rt1011_rt5682", 519 .owner = THIS_MODULE, 520 .dai_link = cml_rt1011_rt5682_dailink, 521 .num_links = ARRAY_SIZE(cml_rt1011_rt5682_dailink), 522 .codec_conf = rt1011_conf, 523 .num_configs = ARRAY_SIZE(rt1011_conf), 524 .dapm_widgets = cml_rt1011_rt5682_widgets, 525 .num_dapm_widgets = ARRAY_SIZE(cml_rt1011_rt5682_widgets), 526 .dapm_routes = cml_rt1011_rt5682_map, 527 .num_dapm_routes = ARRAY_SIZE(cml_rt1011_rt5682_map), 528 .controls = cml_controls, 529 .num_controls = ARRAY_SIZE(cml_controls), 530 .fully_routed = true, 531 .late_probe = sof_card_late_probe, 532 }; 533 534 static int snd_cml_rt1011_probe(struct platform_device *pdev) 535 { 536 struct snd_soc_dai_link *dai_link; 537 struct card_private *ctx; 538 struct snd_soc_acpi_mach *mach; 539 const char *platform_name; 540 int ret, i; 541 542 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 543 if (!ctx) 544 return -ENOMEM; 545 546 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 547 mach = pdev->dev.platform_data; 548 snd_soc_card_cml.dev = &pdev->dev; 549 platform_name = mach->mach_params.platform; 550 551 dmi_check_system(sof_rt1011_quirk_table); 552 553 dev_dbg(&pdev->dev, "sof_rt1011_quirk = %lx\n", sof_rt1011_quirk); 554 555 /* when 4 speaker is available, update codec config */ 556 if (sof_rt1011_quirk & (SOF_RT1011_SPEAKER_TL | 557 SOF_RT1011_SPEAKER_TR)) { 558 for_each_card_prelinks(&snd_soc_card_cml, i, dai_link) { 559 if (!strcmp(dai_link->codecs[0].dai_name, 560 CML_RT1011_CODEC_DAI)) { 561 dai_link->codecs = ssp1_codec_4spk; 562 dai_link->num_codecs = ARRAY_SIZE(ssp1_codec_4spk); 563 } 564 } 565 } 566 567 /* set platform name for each dailink */ 568 ret = snd_soc_fixup_dai_links_platform_name(&snd_soc_card_cml, 569 platform_name); 570 if (ret) 571 return ret; 572 573 ctx->common_hdmi_codec_drv = mach->mach_params.common_hdmi_codec_drv; 574 575 snd_soc_card_set_drvdata(&snd_soc_card_cml, ctx); 576 577 return devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cml); 578 } 579 580 static struct platform_driver snd_cml_rt1011_rt5682_driver = { 581 .probe = snd_cml_rt1011_probe, 582 .driver = { 583 .name = "cml_rt1011_rt5682", 584 .pm = &snd_soc_pm_ops, 585 }, 586 }; 587 module_platform_driver(snd_cml_rt1011_rt5682_driver); 588 589 /* Module information */ 590 MODULE_DESCRIPTION("Cometlake Audio Machine driver - RT1011 and RT5682 in I2S mode"); 591 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>"); 592 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>"); 593 MODULE_AUTHOR("Shuming Fan <shumingf@realtek.com>"); 594 MODULE_AUTHOR("Mac Chiang <mac.chiang@intel.com>"); 595 MODULE_LICENSE("GPL v2"); 596 MODULE_ALIAS("platform:cml_rt1011_rt5682"); 597