1 // SPDX-License-Identifier: GPL-2.0+ 2 // 3 // Machine driver for AMD ACP Audio engine using DA7219 & MAX98357 codec. 4 // 5 //Copyright 2016 Advanced Micro Devices, Inc. 6 7 #include <sound/core.h> 8 #include <sound/soc.h> 9 #include <sound/pcm.h> 10 #include <sound/pcm_params.h> 11 #include <sound/soc-dapm.h> 12 #include <sound/jack.h> 13 #include <linux/clk.h> 14 #include <linux/gpio.h> 15 #include <linux/gpio/consumer.h> 16 #include <linux/module.h> 17 #include <linux/i2c.h> 18 #include <linux/input.h> 19 #include <linux/io.h> 20 #include <linux/acpi.h> 21 22 #include "raven/acp3x.h" 23 #include "../codecs/rt5682.h" 24 #include "../codecs/rt1015.h" 25 26 #define PCO_PLAT_CLK 48000000 27 #define RT5682_PLL_FREQ (48000 * 512) 28 #define DUAL_CHANNEL 2 29 30 static struct snd_soc_jack pco_jack; 31 static struct snd_soc_jack_pin pco_jack_pins[] = { 32 { 33 .pin = "Headphone Jack", 34 .mask = SND_JACK_HEADPHONE, 35 }, 36 { 37 .pin = "Headset Mic", 38 .mask = SND_JACK_MICROPHONE, 39 }, 40 }; 41 42 static struct clk *rt5682_dai_wclk; 43 static struct clk *rt5682_dai_bclk; 44 static struct gpio_desc *dmic_sel; 45 void *soc_is_rltk_max(struct device *dev); 46 47 enum { 48 RT5682 = 0, 49 MAX, 50 EC, 51 }; 52 53 static int acp3x_5682_init(struct snd_soc_pcm_runtime *rtd) 54 { 55 int ret; 56 struct snd_soc_card *card = rtd->card; 57 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); 58 struct snd_soc_component *component = codec_dai->component; 59 60 dev_info(rtd->dev, "codec dai name = %s\n", codec_dai->name); 61 62 /* set rt5682 dai fmt */ 63 ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S 64 | SND_SOC_DAIFMT_NB_NF 65 | SND_SOC_DAIFMT_CBP_CFP); 66 if (ret < 0) { 67 dev_err(rtd->card->dev, 68 "Failed to set rt5682 dai fmt: %d\n", ret); 69 return ret; 70 } 71 72 /* set codec PLL */ 73 ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK, 74 PCO_PLAT_CLK, RT5682_PLL_FREQ); 75 if (ret < 0) { 76 dev_err(rtd->dev, "can't set rt5682 PLL: %d\n", ret); 77 return ret; 78 } 79 80 /* Set codec sysclk */ 81 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2, 82 RT5682_PLL_FREQ, SND_SOC_CLOCK_IN); 83 if (ret < 0) { 84 dev_err(rtd->dev, 85 "Failed to set rt5682 SYSCLK: %d\n", ret); 86 return ret; 87 } 88 89 /* Set tdm/i2s1 master bclk ratio */ 90 ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64); 91 if (ret < 0) { 92 dev_err(rtd->dev, 93 "Failed to set rt5682 tdm bclk ratio: %d\n", ret); 94 return ret; 95 } 96 97 rt5682_dai_wclk = devm_clk_get(component->dev, "rt5682-dai-wclk"); 98 if (IS_ERR(rt5682_dai_wclk)) 99 return PTR_ERR(rt5682_dai_wclk); 100 101 rt5682_dai_bclk = devm_clk_get(component->dev, "rt5682-dai-bclk"); 102 if (IS_ERR(rt5682_dai_bclk)) 103 return PTR_ERR(rt5682_dai_bclk); 104 105 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", 106 SND_JACK_HEADSET | 107 SND_JACK_BTN_0 | SND_JACK_BTN_1 | 108 SND_JACK_BTN_2 | SND_JACK_BTN_3, 109 &pco_jack, 110 pco_jack_pins, 111 ARRAY_SIZE(pco_jack_pins)); 112 if (ret) { 113 dev_err(card->dev, "HP jack creation failed %d\n", ret); 114 return ret; 115 } 116 117 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 118 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 119 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 120 snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 121 122 ret = snd_soc_component_set_jack(component, &pco_jack, NULL); 123 if (ret) { 124 dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret); 125 return ret; 126 } 127 128 return ret; 129 } 130 131 static int rt5682_clk_enable(struct snd_pcm_substream *substream) 132 { 133 int ret = 0; 134 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 135 136 /* RT5682 will support only 48K output with 48M mclk */ 137 clk_set_rate(rt5682_dai_wclk, 48000); 138 clk_set_rate(rt5682_dai_bclk, 48000 * 64); 139 ret = clk_prepare_enable(rt5682_dai_wclk); 140 if (ret < 0) { 141 dev_err(rtd->dev, "can't enable wclk %d\n", ret); 142 return ret; 143 } 144 145 return ret; 146 } 147 148 static int acp3x_1015_hw_params(struct snd_pcm_substream *substream, 149 struct snd_pcm_hw_params *params) 150 { 151 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 152 struct snd_soc_dai *codec_dai; 153 int srate, i, ret; 154 155 ret = 0; 156 srate = params_rate(params); 157 158 for_each_rtd_codec_dais(rtd, i, codec_dai) { 159 if (strcmp(codec_dai->name, "rt1015-aif")) 160 continue; 161 162 ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK, 163 64 * srate, 256 * srate); 164 if (ret < 0) 165 return ret; 166 ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL, 167 256 * srate, SND_SOC_CLOCK_IN); 168 if (ret < 0) 169 return ret; 170 } 171 return ret; 172 } 173 174 static void rt5682_clk_disable(void) 175 { 176 clk_disable_unprepare(rt5682_dai_wclk); 177 } 178 179 static const unsigned int channels[] = { 180 DUAL_CHANNEL, 181 }; 182 183 static const unsigned int rates[] = { 184 48000, 185 }; 186 187 static const struct snd_pcm_hw_constraint_list constraints_rates = { 188 .count = ARRAY_SIZE(rates), 189 .list = rates, 190 .mask = 0, 191 }; 192 193 static const struct snd_pcm_hw_constraint_list constraints_channels = { 194 .count = ARRAY_SIZE(channels), 195 .list = channels, 196 .mask = 0, 197 }; 198 199 static int acp3x_5682_startup(struct snd_pcm_substream *substream) 200 { 201 struct snd_pcm_runtime *runtime = substream->runtime; 202 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 203 struct snd_soc_card *card = rtd->card; 204 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card); 205 206 machine->play_i2s_instance = I2S_SP_INSTANCE; 207 machine->cap_i2s_instance = I2S_SP_INSTANCE; 208 209 runtime->hw.channels_max = DUAL_CHANNEL; 210 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 211 &constraints_channels); 212 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 213 &constraints_rates); 214 return rt5682_clk_enable(substream); 215 } 216 217 static int acp3x_max_startup(struct snd_pcm_substream *substream) 218 { 219 struct snd_pcm_runtime *runtime = substream->runtime; 220 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 221 struct snd_soc_card *card = rtd->card; 222 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card); 223 224 machine->play_i2s_instance = I2S_BT_INSTANCE; 225 226 runtime->hw.channels_max = DUAL_CHANNEL; 227 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, 228 &constraints_channels); 229 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, 230 &constraints_rates); 231 return rt5682_clk_enable(substream); 232 } 233 234 static int acp3x_ec_dmic0_startup(struct snd_pcm_substream *substream) 235 { 236 struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); 237 struct snd_soc_card *card = rtd->card; 238 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); 239 struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card); 240 241 machine->cap_i2s_instance = I2S_BT_INSTANCE; 242 snd_soc_dai_set_bclk_ratio(codec_dai, 64); 243 244 return rt5682_clk_enable(substream); 245 } 246 247 static int dmic_switch; 248 249 static int dmic_get(struct snd_kcontrol *kcontrol, 250 struct snd_ctl_elem_value *ucontrol) 251 { 252 ucontrol->value.integer.value[0] = dmic_switch; 253 return 0; 254 } 255 256 static int dmic_set(struct snd_kcontrol *kcontrol, 257 struct snd_ctl_elem_value *ucontrol) 258 { 259 if (dmic_sel) { 260 dmic_switch = ucontrol->value.integer.value[0]; 261 gpiod_set_value(dmic_sel, dmic_switch); 262 } 263 return 0; 264 } 265 266 static void rt5682_shutdown(struct snd_pcm_substream *substream) 267 { 268 rt5682_clk_disable(); 269 } 270 271 static const struct snd_soc_ops acp3x_5682_ops = { 272 .startup = acp3x_5682_startup, 273 .shutdown = rt5682_shutdown, 274 }; 275 276 static const struct snd_soc_ops acp3x_max_play_ops = { 277 .startup = acp3x_max_startup, 278 .shutdown = rt5682_shutdown, 279 .hw_params = acp3x_1015_hw_params, 280 }; 281 282 static const struct snd_soc_ops acp3x_ec_cap0_ops = { 283 .startup = acp3x_ec_dmic0_startup, 284 .shutdown = rt5682_shutdown, 285 }; 286 287 SND_SOC_DAILINK_DEF(acp3x_i2s, 288 DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.0"))); 289 SND_SOC_DAILINK_DEF(acp3x_bt, 290 DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.2"))); 291 292 SND_SOC_DAILINK_DEF(rt5682, 293 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1"))); 294 SND_SOC_DAILINK_DEF(max, 295 DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi"))); 296 SND_SOC_DAILINK_DEF(rt1015p, 297 DAILINK_COMP_ARRAY(COMP_CODEC("RTL1015:00", "HiFi"))); 298 SND_SOC_DAILINK_DEF(rt1015, 299 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1015:00", "rt1015-aif"), 300 COMP_CODEC("i2c-10EC1015:01", "rt1015-aif"))); 301 SND_SOC_DAILINK_DEF(cros_ec, 302 DAILINK_COMP_ARRAY(COMP_CODEC("GOOG0013:00", "EC Codec I2S RX"))); 303 304 SND_SOC_DAILINK_DEF(platform, 305 DAILINK_COMP_ARRAY(COMP_PLATFORM("acp3x_rv_i2s_dma.0"))); 306 307 static struct snd_soc_codec_conf rt1015_conf[] = { 308 { 309 .dlc = COMP_CODEC_CONF("i2c-10EC1015:00"), 310 .name_prefix = "Left", 311 }, 312 { 313 .dlc = COMP_CODEC_CONF("i2c-10EC1015:01"), 314 .name_prefix = "Right", 315 }, 316 }; 317 318 static struct snd_soc_dai_link acp3x_dai[] = { 319 [RT5682] = { 320 .name = "acp3x-5682-play", 321 .stream_name = "Playback", 322 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 323 | SND_SOC_DAIFMT_CBP_CFP, 324 .init = acp3x_5682_init, 325 .ops = &acp3x_5682_ops, 326 SND_SOC_DAILINK_REG(acp3x_i2s, rt5682, platform), 327 }, 328 [MAX] = { 329 .name = "acp3x-max98357-play", 330 .stream_name = "HiFi Playback", 331 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 332 | SND_SOC_DAIFMT_CBC_CFC, 333 .playback_only = 1, 334 .ops = &acp3x_max_play_ops, 335 .cpus = acp3x_bt, 336 .num_cpus = ARRAY_SIZE(acp3x_bt), 337 .platforms = platform, 338 .num_platforms = ARRAY_SIZE(platform), 339 }, 340 [EC] = { 341 .name = "acp3x-ec-dmic0-capture", 342 .stream_name = "Capture DMIC0", 343 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 344 | SND_SOC_DAIFMT_CBC_CFC, 345 .capture_only = 1, 346 .ops = &acp3x_ec_cap0_ops, 347 SND_SOC_DAILINK_REG(acp3x_bt, cros_ec, platform), 348 }, 349 }; 350 351 static const char * const dmic_mux_text[] = { 352 "Front Mic", 353 "Rear Mic", 354 }; 355 356 static SOC_ENUM_SINGLE_DECL( 357 acp3x_dmic_enum, SND_SOC_NOPM, 0, dmic_mux_text); 358 359 static const struct snd_kcontrol_new acp3x_dmic_mux_control = 360 SOC_DAPM_ENUM_EXT("DMIC Select Mux", acp3x_dmic_enum, 361 dmic_get, dmic_set); 362 363 static const struct snd_soc_dapm_widget acp3x_5682_widgets[] = { 364 SND_SOC_DAPM_HP("Headphone Jack", NULL), 365 SND_SOC_DAPM_SPK("Spk", NULL), 366 SND_SOC_DAPM_MIC("Headset Mic", NULL), 367 SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0, 368 &acp3x_dmic_mux_control), 369 }; 370 371 static const struct snd_soc_dapm_route acp3x_5682_audio_route[] = { 372 {"Headphone Jack", NULL, "HPOL"}, 373 {"Headphone Jack", NULL, "HPOR"}, 374 {"IN1P", NULL, "Headset Mic"}, 375 {"Spk", NULL, "Speaker"}, 376 {"Dmic Mux", "Front Mic", "DMIC"}, 377 {"Dmic Mux", "Rear Mic", "DMIC"}, 378 }; 379 380 static const struct snd_kcontrol_new acp3x_5682_mc_controls[] = { 381 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 382 SOC_DAPM_PIN_SWITCH("Spk"), 383 SOC_DAPM_PIN_SWITCH("Headset Mic"), 384 }; 385 386 static struct snd_soc_card acp3x_5682 = { 387 .name = "acp3xalc5682m98357", 388 .owner = THIS_MODULE, 389 .dai_link = acp3x_dai, 390 .num_links = ARRAY_SIZE(acp3x_dai), 391 .dapm_widgets = acp3x_5682_widgets, 392 .num_dapm_widgets = ARRAY_SIZE(acp3x_5682_widgets), 393 .dapm_routes = acp3x_5682_audio_route, 394 .num_dapm_routes = ARRAY_SIZE(acp3x_5682_audio_route), 395 .controls = acp3x_5682_mc_controls, 396 .num_controls = ARRAY_SIZE(acp3x_5682_mc_controls), 397 }; 398 399 static const struct snd_soc_dapm_widget acp3x_1015_widgets[] = { 400 SND_SOC_DAPM_HP("Headphone Jack", NULL), 401 SND_SOC_DAPM_MIC("Headset Mic", NULL), 402 SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0, 403 &acp3x_dmic_mux_control), 404 SND_SOC_DAPM_SPK("Left Spk", NULL), 405 SND_SOC_DAPM_SPK("Right Spk", NULL), 406 }; 407 408 static const struct snd_soc_dapm_route acp3x_1015_route[] = { 409 {"Headphone Jack", NULL, "HPOL"}, 410 {"Headphone Jack", NULL, "HPOR"}, 411 {"IN1P", NULL, "Headset Mic"}, 412 {"Dmic Mux", "Front Mic", "DMIC"}, 413 {"Dmic Mux", "Rear Mic", "DMIC"}, 414 {"Left Spk", NULL, "Left SPO"}, 415 {"Right Spk", NULL, "Right SPO"}, 416 }; 417 418 static const struct snd_kcontrol_new acp3x_mc_1015_controls[] = { 419 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 420 SOC_DAPM_PIN_SWITCH("Headset Mic"), 421 SOC_DAPM_PIN_SWITCH("Left Spk"), 422 SOC_DAPM_PIN_SWITCH("Right Spk"), 423 }; 424 425 static struct snd_soc_card acp3x_1015 = { 426 .name = "acp3xalc56821015", 427 .owner = THIS_MODULE, 428 .dai_link = acp3x_dai, 429 .num_links = ARRAY_SIZE(acp3x_dai), 430 .dapm_widgets = acp3x_1015_widgets, 431 .num_dapm_widgets = ARRAY_SIZE(acp3x_1015_widgets), 432 .dapm_routes = acp3x_1015_route, 433 .num_dapm_routes = ARRAY_SIZE(acp3x_1015_route), 434 .codec_conf = rt1015_conf, 435 .num_configs = ARRAY_SIZE(rt1015_conf), 436 .controls = acp3x_mc_1015_controls, 437 .num_controls = ARRAY_SIZE(acp3x_mc_1015_controls), 438 }; 439 440 static const struct snd_soc_dapm_widget acp3x_1015p_widgets[] = { 441 SND_SOC_DAPM_HP("Headphone Jack", NULL), 442 SND_SOC_DAPM_MIC("Headset Mic", NULL), 443 SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0, 444 &acp3x_dmic_mux_control), 445 SND_SOC_DAPM_SPK("Speakers", NULL), 446 }; 447 448 static const struct snd_soc_dapm_route acp3x_1015p_route[] = { 449 {"Headphone Jack", NULL, "HPOL"}, 450 {"Headphone Jack", NULL, "HPOR"}, 451 {"IN1P", NULL, "Headset Mic"}, 452 {"Dmic Mux", "Front Mic", "DMIC"}, 453 {"Dmic Mux", "Rear Mic", "DMIC"}, 454 /* speaker */ 455 { "Speakers", NULL, "Speaker" }, 456 }; 457 458 static const struct snd_kcontrol_new acp3x_mc_1015p_controls[] = { 459 SOC_DAPM_PIN_SWITCH("Speakers"), 460 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 461 SOC_DAPM_PIN_SWITCH("Headset Mic"), 462 }; 463 464 static struct snd_soc_card acp3x_1015p = { 465 .name = "acp3xalc56821015p", 466 .owner = THIS_MODULE, 467 .dai_link = acp3x_dai, 468 .num_links = ARRAY_SIZE(acp3x_dai), 469 .dapm_widgets = acp3x_1015p_widgets, 470 .num_dapm_widgets = ARRAY_SIZE(acp3x_1015p_widgets), 471 .dapm_routes = acp3x_1015p_route, 472 .num_dapm_routes = ARRAY_SIZE(acp3x_1015p_route), 473 .controls = acp3x_mc_1015p_controls, 474 .num_controls = ARRAY_SIZE(acp3x_mc_1015p_controls), 475 }; 476 477 void *soc_is_rltk_max(struct device *dev) 478 { 479 const struct acpi_device_id *match; 480 481 match = acpi_match_device(dev->driver->acpi_match_table, dev); 482 if (!match) 483 return NULL; 484 return (void *)match->driver_data; 485 } 486 487 static void card_spk_dai_link_present(struct snd_soc_dai_link *links, 488 const char *card_name) 489 { 490 if (!strcmp(card_name, "acp3xalc56821015")) { 491 links[1].codecs = rt1015; 492 links[1].num_codecs = ARRAY_SIZE(rt1015); 493 } else if (!strcmp(card_name, "acp3xalc56821015p")) { 494 links[1].codecs = rt1015p; 495 links[1].num_codecs = ARRAY_SIZE(rt1015p); 496 } else { 497 links[1].codecs = max; 498 links[1].num_codecs = ARRAY_SIZE(max); 499 } 500 } 501 502 static int acp3x_probe(struct platform_device *pdev) 503 { 504 int ret; 505 struct snd_soc_card *card; 506 struct acp3x_platform_info *machine; 507 struct device *dev = &pdev->dev; 508 509 card = (struct snd_soc_card *)soc_is_rltk_max(dev); 510 if (!card) 511 return -ENODEV; 512 513 machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL); 514 if (!machine) 515 return -ENOMEM; 516 517 card_spk_dai_link_present(card->dai_link, card->name); 518 card->dev = &pdev->dev; 519 platform_set_drvdata(pdev, card); 520 snd_soc_card_set_drvdata(card, machine); 521 522 dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW); 523 if (IS_ERR(dmic_sel)) { 524 dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n", 525 PTR_ERR(dmic_sel)); 526 return PTR_ERR(dmic_sel); 527 } 528 529 ret = devm_snd_soc_register_card(&pdev->dev, card); 530 if (ret) { 531 return dev_err_probe(&pdev->dev, ret, 532 "devm_snd_soc_register_card(%s) failed\n", 533 card->name); 534 } 535 return 0; 536 } 537 538 static const struct acpi_device_id acp3x_audio_acpi_match[] = { 539 { "AMDI5682", (unsigned long)&acp3x_5682}, 540 { "AMDI1015", (unsigned long)&acp3x_1015}, 541 { "10021015", (unsigned long)&acp3x_1015p}, 542 {}, 543 }; 544 MODULE_DEVICE_TABLE(acpi, acp3x_audio_acpi_match); 545 546 static struct platform_driver acp3x_audio = { 547 .driver = { 548 .name = "acp3x-alc5682-max98357", 549 .acpi_match_table = ACPI_PTR(acp3x_audio_acpi_match), 550 .pm = &snd_soc_pm_ops, 551 }, 552 .probe = acp3x_probe, 553 }; 554 555 module_platform_driver(acp3x_audio); 556 557 MODULE_AUTHOR("akshu.agrawal@amd.com"); 558 MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com"); 559 MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); 560 MODULE_DESCRIPTION("ALC5682 ALC1015, ALC1015P & MAX98357 audio support"); 561 MODULE_LICENSE("GPL v2"); 562