1 // SPDX-License-Identifier: GPL-2.0 2 // Copyright(c) 2018 Intel Corporation. 3 4 /* 5 * Intel Geminilake I2S Machine Driver with MAX98357A & RT5682 Codecs 6 * 7 * Modified from: 8 * Intel Apollolake I2S Machine driver 9 */ 10 11 #include <linux/input.h> 12 #include <linux/module.h> 13 #include <linux/platform_device.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/soc-acpi.h> 20 #include "../../codecs/rt5682.h" 21 #include "../../codecs/hdac_hdmi.h" 22 23 /* The platform clock outputs 19.2Mhz clock to codec as I2S MCLK */ 24 #define GLK_PLAT_CLK_FREQ 19200000 25 #define RT5682_PLL_FREQ (48000 * 512) 26 #define GLK_REALTEK_CODEC_DAI "rt5682-aif1" 27 #define GLK_MAXIM_CODEC_DAI "HiFi" 28 #define MAXIM_DEV0_NAME "MX98357A:00" 29 #define DUAL_CHANNEL 2 30 #define QUAD_CHANNEL 4 31 #define NAME_SIZE 32 32 33 static struct snd_soc_jack geminilake_hdmi[3]; 34 35 struct glk_hdmi_pcm { 36 struct list_head head; 37 struct snd_soc_dai *codec_dai; 38 int device; 39 }; 40 41 struct glk_card_private { 42 struct snd_soc_jack geminilake_headset; 43 struct list_head hdmi_pcm_list; 44 }; 45 46 enum { 47 GLK_DPCM_AUDIO_PB = 0, 48 GLK_DPCM_AUDIO_CP, 49 GLK_DPCM_AUDIO_HS_PB, 50 GLK_DPCM_AUDIO_ECHO_REF_CP, 51 GLK_DPCM_AUDIO_REF_CP, 52 GLK_DPCM_AUDIO_DMIC_CP, 53 GLK_DPCM_AUDIO_HDMI1_PB, 54 GLK_DPCM_AUDIO_HDMI2_PB, 55 GLK_DPCM_AUDIO_HDMI3_PB, 56 }; 57 58 static const struct snd_kcontrol_new geminilake_controls[] = { 59 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 60 SOC_DAPM_PIN_SWITCH("Headset Mic"), 61 SOC_DAPM_PIN_SWITCH("Spk"), 62 }; 63 64 static const struct snd_soc_dapm_widget geminilake_widgets[] = { 65 SND_SOC_DAPM_HP("Headphone Jack", NULL), 66 SND_SOC_DAPM_MIC("Headset Mic", NULL), 67 SND_SOC_DAPM_SPK("Spk", NULL), 68 SND_SOC_DAPM_MIC("SoC DMIC", NULL), 69 SND_SOC_DAPM_SPK("HDMI1", NULL), 70 SND_SOC_DAPM_SPK("HDMI2", NULL), 71 SND_SOC_DAPM_SPK("HDMI3", NULL), 72 }; 73 74 static const struct snd_soc_dapm_route geminilake_map[] = { 75 /* HP jack connectors - unknown if we have jack detection */ 76 { "Headphone Jack", NULL, "HPOL" }, 77 { "Headphone Jack", NULL, "HPOR" }, 78 79 /* speaker */ 80 { "Spk", NULL, "Speaker" }, 81 82 /* other jacks */ 83 { "IN1P", NULL, "Headset Mic" }, 84 85 /* digital mics */ 86 { "DMic", NULL, "SoC DMIC" }, 87 88 /* CODEC BE connections */ 89 { "HiFi Playback", NULL, "ssp1 Tx" }, 90 { "ssp1 Tx", NULL, "codec0_out" }, 91 92 { "AIF1 Playback", NULL, "ssp2 Tx" }, 93 { "ssp2 Tx", NULL, "codec1_out" }, 94 95 { "codec0_in", NULL, "ssp2 Rx" }, 96 { "ssp2 Rx", NULL, "AIF1 Capture" }, 97 98 { "HDMI1", NULL, "hif5-0 Output" }, 99 { "HDMI2", NULL, "hif6-0 Output" }, 100 { "HDMI2", NULL, "hif7-0 Output" }, 101 102 { "hifi3", NULL, "iDisp3 Tx" }, 103 { "iDisp3 Tx", NULL, "iDisp3_out" }, 104 { "hifi2", NULL, "iDisp2 Tx" }, 105 { "iDisp2 Tx", NULL, "iDisp2_out" }, 106 { "hifi1", NULL, "iDisp1 Tx" }, 107 { "iDisp1 Tx", NULL, "iDisp1_out" }, 108 109 /* DMIC */ 110 { "dmic01_hifi", NULL, "DMIC01 Rx" }, 111 { "DMIC01 Rx", NULL, "DMIC AIF" }, 112 }; 113 114 static int geminilake_ssp_fixup(struct snd_soc_pcm_runtime *rtd, 115 struct snd_pcm_hw_params *params) 116 { 117 struct snd_interval *rate = hw_param_interval(params, 118 SNDRV_PCM_HW_PARAM_RATE); 119 struct snd_interval *channels = hw_param_interval(params, 120 SNDRV_PCM_HW_PARAM_CHANNELS); 121 struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 122 123 /* The ADSP will convert the FE rate to 48k, stereo */ 124 rate->min = rate->max = 48000; 125 channels->min = channels->max = DUAL_CHANNEL; 126 127 /* set SSP to 24 bit */ 128 snd_mask_none(fmt); 129 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 130 131 return 0; 132 } 133 134 static int geminilake_rt5682_codec_init(struct snd_soc_pcm_runtime *rtd) 135 { 136 struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 137 struct snd_soc_component *component = rtd->codec_dai->component; 138 struct snd_soc_dai *codec_dai = rtd->codec_dai; 139 struct snd_soc_jack *jack; 140 int ret; 141 142 ret = snd_soc_dai_set_pll(codec_dai, 0, RT5682_PLL1_S_MCLK, 143 GLK_PLAT_CLK_FREQ, RT5682_PLL_FREQ); 144 if (ret < 0) { 145 dev_err(rtd->dev, "can't set codec pll: %d\n", ret); 146 return ret; 147 } 148 149 /* Configure sysclk for codec */ 150 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, 151 RT5682_PLL_FREQ, SND_SOC_CLOCK_IN); 152 if (ret < 0) 153 dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); 154 155 /* 156 * Headset buttons map to the google Reference headset. 157 * These can be configured by userspace. 158 */ 159 ret = snd_soc_card_jack_new(rtd->card, "Headset Jack", 160 SND_JACK_HEADSET | SND_JACK_BTN_0 | SND_JACK_BTN_1 | 161 SND_JACK_BTN_2 | SND_JACK_BTN_3 | SND_JACK_LINEOUT, 162 &ctx->geminilake_headset, NULL, 0); 163 if (ret) { 164 dev_err(rtd->dev, "Headset Jack creation failed: %d\n", ret); 165 return ret; 166 } 167 168 jack = &ctx->geminilake_headset; 169 170 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 171 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 172 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 173 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 174 175 ret = snd_soc_component_set_jack(component, jack, NULL); 176 177 if (ret) { 178 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); 179 return ret; 180 } 181 182 return ret; 183 }; 184 185 static int geminilake_rt5682_hw_params(struct snd_pcm_substream *substream, 186 struct snd_pcm_hw_params *params) 187 { 188 struct snd_soc_pcm_runtime *rtd = substream->private_data; 189 struct snd_soc_dai *codec_dai = rtd->codec_dai; 190 int ret; 191 192 /* Set valid bitmask & configuration for I2S in 24 bit */ 193 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, 24); 194 if (ret < 0) { 195 dev_err(rtd->dev, "set TDM slot err:%d\n", ret); 196 return ret; 197 } 198 199 return ret; 200 } 201 202 static struct snd_soc_ops geminilake_rt5682_ops = { 203 .hw_params = geminilake_rt5682_hw_params, 204 }; 205 206 static int geminilake_hdmi_init(struct snd_soc_pcm_runtime *rtd) 207 { 208 struct glk_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); 209 struct snd_soc_dai *dai = rtd->codec_dai; 210 struct glk_hdmi_pcm *pcm; 211 212 pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); 213 if (!pcm) 214 return -ENOMEM; 215 216 pcm->device = GLK_DPCM_AUDIO_HDMI1_PB + dai->id; 217 pcm->codec_dai = dai; 218 219 list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); 220 221 return 0; 222 } 223 224 static int geminilake_rt5682_fe_init(struct snd_soc_pcm_runtime *rtd) 225 { 226 struct snd_soc_component *component = rtd->cpu_dai->component; 227 struct snd_soc_dapm_context *dapm; 228 int ret; 229 230 dapm = snd_soc_component_get_dapm(component); 231 ret = snd_soc_dapm_ignore_suspend(dapm, "Reference Capture"); 232 if (ret) { 233 dev_err(rtd->dev, "Ref Cap ignore suspend failed %d\n", ret); 234 return ret; 235 } 236 237 return ret; 238 } 239 240 static const unsigned int rates[] = { 241 48000, 242 }; 243 244 static const struct snd_pcm_hw_constraint_list constraints_rates = { 245 .count = ARRAY_SIZE(rates), 246 .list = rates, 247 .mask = 0, 248 }; 249 250 static const unsigned int channels[] = { 251 DUAL_CHANNEL, 252 }; 253 254 static const struct snd_pcm_hw_constraint_list constraints_channels = { 255 .count = ARRAY_SIZE(channels), 256 .list = channels, 257 .mask = 0, 258 }; 259 260 static unsigned int channels_quad[] = { 261 QUAD_CHANNEL, 262 }; 263 264 static struct snd_pcm_hw_constraint_list constraints_channels_quad = { 265 .count = ARRAY_SIZE(channels_quad), 266 .list = channels_quad, 267 .mask = 0, 268 }; 269 270 static int geminilake_dmic_fixup(struct snd_soc_pcm_runtime *rtd, 271 struct snd_pcm_hw_params *params) 272 { 273 struct snd_interval *channels = hw_param_interval(params, 274 SNDRV_PCM_HW_PARAM_CHANNELS); 275 276 /* 277 * set BE channel constraint as user FE channels 278 */ 279 channels->min = channels->max = 4; 280 281 return 0; 282 } 283 284 static int geminilake_dmic_startup(struct snd_pcm_substream *substream) 285 { 286 struct snd_pcm_runtime *runtime = substream->runtime; 287 288 runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL; 289 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 290 &constraints_channels_quad); 291 292 return snd_pcm_hw_constraint_list(substream->runtime, 0, 293 SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); 294 } 295 296 static const struct snd_soc_ops geminilake_dmic_ops = { 297 .startup = geminilake_dmic_startup, 298 }; 299 300 static const unsigned int rates_16000[] = { 301 16000, 302 }; 303 304 static const struct snd_pcm_hw_constraint_list constraints_16000 = { 305 .count = ARRAY_SIZE(rates_16000), 306 .list = rates_16000, 307 }; 308 309 static int geminilake_refcap_startup(struct snd_pcm_substream *substream) 310 { 311 return snd_pcm_hw_constraint_list(substream->runtime, 0, 312 SNDRV_PCM_HW_PARAM_RATE, 313 &constraints_16000); 314 }; 315 316 static const struct snd_soc_ops geminilake_refcap_ops = { 317 .startup = geminilake_refcap_startup, 318 }; 319 320 SND_SOC_DAILINK_DEF(dummy, 321 DAILINK_COMP_ARRAY(COMP_DUMMY())); 322 323 SND_SOC_DAILINK_DEF(system, 324 DAILINK_COMP_ARRAY(COMP_CPU("System Pin"))); 325 326 SND_SOC_DAILINK_DEF(system2, 327 DAILINK_COMP_ARRAY(COMP_CPU("System Pin2"))); 328 329 SND_SOC_DAILINK_DEF(echoref, 330 DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin"))); 331 332 SND_SOC_DAILINK_DEF(reference, 333 DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin"))); 334 335 SND_SOC_DAILINK_DEF(dmic, 336 DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin"))); 337 338 SND_SOC_DAILINK_DEF(hdmi1, 339 DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin"))); 340 341 SND_SOC_DAILINK_DEF(hdmi2, 342 DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin"))); 343 344 SND_SOC_DAILINK_DEF(hdmi3, 345 DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin"))); 346 347 SND_SOC_DAILINK_DEF(ssp1_pin, 348 DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); 349 SND_SOC_DAILINK_DEF(ssp1_codec, 350 DAILINK_COMP_ARRAY(COMP_CODEC(MAXIM_DEV0_NAME, 351 GLK_MAXIM_CODEC_DAI))); 352 353 SND_SOC_DAILINK_DEF(ssp2_pin, 354 DAILINK_COMP_ARRAY(COMP_CPU("SSP2 Pin"))); 355 SND_SOC_DAILINK_DEF(ssp2_codec, 356 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", 357 GLK_REALTEK_CODEC_DAI))); 358 359 SND_SOC_DAILINK_DEF(dmic_pin, 360 DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); 361 SND_SOC_DAILINK_DEF(dmic_codec, 362 DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); 363 364 SND_SOC_DAILINK_DEF(idisp1_pin, 365 DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); 366 SND_SOC_DAILINK_DEF(idisp1_codec, 367 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); 368 369 SND_SOC_DAILINK_DEF(idisp2_pin, 370 DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); 371 SND_SOC_DAILINK_DEF(idisp2_codec, 372 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); 373 374 SND_SOC_DAILINK_DEF(idisp3_pin, 375 DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); 376 SND_SOC_DAILINK_DEF(idisp3_codec, 377 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); 378 379 SND_SOC_DAILINK_DEF(platform, 380 DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:0e.0"))); 381 382 /* geminilake digital audio interface glue - connects codec <--> CPU */ 383 static struct snd_soc_dai_link geminilake_dais[] = { 384 /* Front End DAI links */ 385 [GLK_DPCM_AUDIO_PB] = { 386 .name = "Glk Audio Port", 387 .stream_name = "Audio", 388 .dynamic = 1, 389 .nonatomic = 1, 390 .init = geminilake_rt5682_fe_init, 391 .trigger = { 392 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 393 .dpcm_playback = 1, 394 SND_SOC_DAILINK_REG(system, dummy, platform), 395 }, 396 [GLK_DPCM_AUDIO_CP] = { 397 .name = "Glk Audio Capture Port", 398 .stream_name = "Audio Record", 399 .dynamic = 1, 400 .nonatomic = 1, 401 .trigger = { 402 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 403 .dpcm_capture = 1, 404 SND_SOC_DAILINK_REG(system, dummy, platform), 405 }, 406 [GLK_DPCM_AUDIO_HS_PB] = { 407 .name = "Glk Audio Headset Playback", 408 .stream_name = "Headset Audio", 409 .dpcm_playback = 1, 410 .nonatomic = 1, 411 .dynamic = 1, 412 SND_SOC_DAILINK_REG(system2, dummy, platform), 413 }, 414 [GLK_DPCM_AUDIO_ECHO_REF_CP] = { 415 .name = "Glk Audio Echo Reference cap", 416 .stream_name = "Echoreference Capture", 417 .init = NULL, 418 .capture_only = 1, 419 .nonatomic = 1, 420 SND_SOC_DAILINK_REG(echoref, dummy, platform), 421 }, 422 [GLK_DPCM_AUDIO_REF_CP] = { 423 .name = "Glk Audio Reference cap", 424 .stream_name = "Refcap", 425 .init = NULL, 426 .dpcm_capture = 1, 427 .nonatomic = 1, 428 .dynamic = 1, 429 .ops = &geminilake_refcap_ops, 430 SND_SOC_DAILINK_REG(reference, dummy, platform), 431 }, 432 [GLK_DPCM_AUDIO_DMIC_CP] = { 433 .name = "Glk Audio DMIC cap", 434 .stream_name = "dmiccap", 435 .init = NULL, 436 .dpcm_capture = 1, 437 .nonatomic = 1, 438 .dynamic = 1, 439 .ops = &geminilake_dmic_ops, 440 SND_SOC_DAILINK_REG(dmic, dummy, platform), 441 }, 442 [GLK_DPCM_AUDIO_HDMI1_PB] = { 443 .name = "Glk HDMI Port1", 444 .stream_name = "Hdmi1", 445 .dpcm_playback = 1, 446 .init = NULL, 447 .trigger = { 448 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 449 .nonatomic = 1, 450 .dynamic = 1, 451 SND_SOC_DAILINK_REG(hdmi1, dummy, platform), 452 }, 453 [GLK_DPCM_AUDIO_HDMI2_PB] = { 454 .name = "Glk HDMI Port2", 455 .stream_name = "Hdmi2", 456 .dpcm_playback = 1, 457 .init = NULL, 458 .trigger = { 459 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 460 .nonatomic = 1, 461 .dynamic = 1, 462 SND_SOC_DAILINK_REG(hdmi2, dummy, platform), 463 }, 464 [GLK_DPCM_AUDIO_HDMI3_PB] = { 465 .name = "Glk HDMI Port3", 466 .stream_name = "Hdmi3", 467 .trigger = { 468 SND_SOC_DPCM_TRIGGER_POST, SND_SOC_DPCM_TRIGGER_POST}, 469 .dpcm_playback = 1, 470 .init = NULL, 471 .nonatomic = 1, 472 .dynamic = 1, 473 SND_SOC_DAILINK_REG(hdmi3, dummy, platform), 474 }, 475 /* Back End DAI links */ 476 { 477 /* SSP1 - Codec */ 478 .name = "SSP1-Codec", 479 .id = 0, 480 .no_pcm = 1, 481 .dai_fmt = SND_SOC_DAIFMT_I2S | 482 SND_SOC_DAIFMT_NB_NF | 483 SND_SOC_DAIFMT_CBS_CFS, 484 .ignore_pmdown_time = 1, 485 .be_hw_params_fixup = geminilake_ssp_fixup, 486 .dpcm_playback = 1, 487 SND_SOC_DAILINK_REG(ssp1_pin, ssp1_codec, platform), 488 }, 489 { 490 /* SSP2 - Codec */ 491 .name = "SSP2-Codec", 492 .id = 1, 493 .no_pcm = 1, 494 .init = geminilake_rt5682_codec_init, 495 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | 496 SND_SOC_DAIFMT_CBS_CFS, 497 .ignore_pmdown_time = 1, 498 .be_hw_params_fixup = geminilake_ssp_fixup, 499 .ops = &geminilake_rt5682_ops, 500 .dpcm_playback = 1, 501 .dpcm_capture = 1, 502 SND_SOC_DAILINK_REG(ssp2_pin, ssp2_codec, platform), 503 }, 504 { 505 .name = "dmic01", 506 .id = 2, 507 .ignore_suspend = 1, 508 .be_hw_params_fixup = geminilake_dmic_fixup, 509 .dpcm_capture = 1, 510 .no_pcm = 1, 511 SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), 512 }, 513 { 514 .name = "iDisp1", 515 .id = 3, 516 .init = geminilake_hdmi_init, 517 .dpcm_playback = 1, 518 .no_pcm = 1, 519 SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), 520 }, 521 { 522 .name = "iDisp2", 523 .id = 4, 524 .init = geminilake_hdmi_init, 525 .dpcm_playback = 1, 526 .no_pcm = 1, 527 SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), 528 }, 529 { 530 .name = "iDisp3", 531 .id = 5, 532 .init = geminilake_hdmi_init, 533 .dpcm_playback = 1, 534 .no_pcm = 1, 535 SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), 536 }, 537 }; 538 539 static int glk_card_late_probe(struct snd_soc_card *card) 540 { 541 struct glk_card_private *ctx = snd_soc_card_get_drvdata(card); 542 struct snd_soc_component *component = NULL; 543 char jack_name[NAME_SIZE]; 544 struct glk_hdmi_pcm *pcm; 545 int err = 0; 546 int i = 0; 547 548 list_for_each_entry(pcm, &ctx->hdmi_pcm_list, head) { 549 component = pcm->codec_dai->component; 550 snprintf(jack_name, sizeof(jack_name), 551 "HDMI/DP, pcm=%d Jack", pcm->device); 552 err = snd_soc_card_jack_new(card, jack_name, 553 SND_JACK_AVOUT, &geminilake_hdmi[i], 554 NULL, 0); 555 556 if (err) 557 return err; 558 559 err = hdac_hdmi_jack_init(pcm->codec_dai, pcm->device, 560 &geminilake_hdmi[i]); 561 if (err < 0) 562 return err; 563 564 i++; 565 } 566 567 if (!component) 568 return -EINVAL; 569 570 return hdac_hdmi_jack_port_init(component, &card->dapm); 571 } 572 573 /* geminilake audio machine driver for SPT + RT5682 */ 574 static struct snd_soc_card glk_audio_card_rt5682_m98357a = { 575 .name = "glkrt5682max", 576 .owner = THIS_MODULE, 577 .dai_link = geminilake_dais, 578 .num_links = ARRAY_SIZE(geminilake_dais), 579 .controls = geminilake_controls, 580 .num_controls = ARRAY_SIZE(geminilake_controls), 581 .dapm_widgets = geminilake_widgets, 582 .num_dapm_widgets = ARRAY_SIZE(geminilake_widgets), 583 .dapm_routes = geminilake_map, 584 .num_dapm_routes = ARRAY_SIZE(geminilake_map), 585 .fully_routed = true, 586 .late_probe = glk_card_late_probe, 587 }; 588 589 static int geminilake_audio_probe(struct platform_device *pdev) 590 { 591 struct glk_card_private *ctx; 592 struct snd_soc_acpi_mach *mach; 593 const char *platform_name; 594 struct snd_soc_card *card; 595 int ret; 596 597 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); 598 if (!ctx) 599 return -ENOMEM; 600 601 INIT_LIST_HEAD(&ctx->hdmi_pcm_list); 602 603 card = &glk_audio_card_rt5682_m98357a; 604 card->dev = &pdev->dev; 605 snd_soc_card_set_drvdata(card, ctx); 606 607 /* override plaform name, if required */ 608 mach = (&pdev->dev)->platform_data; 609 platform_name = mach->mach_params.platform; 610 611 ret = snd_soc_fixup_dai_links_platform_name(card, platform_name); 612 if (ret) 613 return ret; 614 615 return devm_snd_soc_register_card(&pdev->dev, card); 616 } 617 618 static const struct platform_device_id glk_board_ids[] = { 619 { 620 .name = "glk_rt5682_max98357a", 621 .driver_data = 622 (kernel_ulong_t)&glk_audio_card_rt5682_m98357a, 623 }, 624 { } 625 }; 626 627 static struct platform_driver geminilake_audio = { 628 .probe = geminilake_audio_probe, 629 .driver = { 630 .name = "glk_rt5682_max98357a", 631 .pm = &snd_soc_pm_ops, 632 }, 633 .id_table = glk_board_ids, 634 }; 635 module_platform_driver(geminilake_audio) 636 637 /* Module information */ 638 MODULE_DESCRIPTION("Geminilake Audio Machine driver-RT5682 & MAX98357A in I2S mode"); 639 MODULE_AUTHOR("Naveen Manohar <naveen.m@intel.com>"); 640 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>"); 641 MODULE_LICENSE("GPL v2"); 642 MODULE_ALIAS("platform:glk_rt5682_max98357a"); 643