1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * bytcht_es8316.c - ASoc Machine driver for Intel Baytrail/Cherrytrail 4 * platforms with Everest ES8316 SoC 5 * 6 * Copyright (C) 2017 Endless Mobile, Inc. 7 * Authors: David Yang <yangxiaohua@everest-semi.com>, 8 * Daniel Drake <drake@endlessm.com> 9 * 10 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 11 * 12 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 13 */ 14 #include <linux/acpi.h> 15 #include <linux/clk.h> 16 #include <linux/device.h> 17 #include <linux/dmi.h> 18 #include <linux/gpio/consumer.h> 19 #include <linux/i2c.h> 20 #include <linux/init.h> 21 #include <linux/input.h> 22 #include <linux/module.h> 23 #include <linux/platform_device.h> 24 #include <linux/slab.h> 25 #include <sound/jack.h> 26 #include <sound/pcm.h> 27 #include <sound/pcm_params.h> 28 #include <sound/soc.h> 29 #include <sound/soc-acpi.h> 30 #include "../../codecs/es83xx-dsm-common.h" 31 #include "../atom/sst-atom-controls.h" 32 #include "../common/soc-intel-quirks.h" 33 34 /* jd-inv + terminating entry */ 35 #define MAX_NO_PROPS 2 36 37 struct byt_cht_es8316_private { 38 struct clk *mclk; 39 struct snd_soc_jack jack; 40 struct gpio_desc *speaker_en_gpio; 41 struct device *codec_dev; 42 bool speaker_en; 43 }; 44 45 enum { 46 BYT_CHT_ES8316_INTMIC_IN1_MAP, 47 BYT_CHT_ES8316_INTMIC_IN2_MAP, 48 }; 49 50 #define BYT_CHT_ES8316_MAP_MASK GENMASK(3, 0) 51 #define BYT_CHT_ES8316_MAP(quirk) ((quirk) & BYT_CHT_ES8316_MAP_MASK) 52 #define BYT_CHT_ES8316_SSP0 BIT(16) 53 #define BYT_CHT_ES8316_MONO_SPEAKER BIT(17) 54 #define BYT_CHT_ES8316_JD_INVERTED BIT(18) 55 56 static unsigned long quirk; 57 58 static int quirk_override = -1; 59 module_param_named(quirk, quirk_override, int, 0444); 60 MODULE_PARM_DESC(quirk, "Board-specific quirk override"); 61 62 static void log_quirks(struct device *dev) 63 { 64 int map; 65 66 map = BYT_CHT_ES8316_MAP(quirk); 67 switch (map) { 68 case BYT_CHT_ES8316_INTMIC_IN1_MAP: 69 dev_info(dev, "quirk IN1_MAP enabled"); 70 break; 71 case BYT_CHT_ES8316_INTMIC_IN2_MAP: 72 dev_info(dev, "quirk IN2_MAP enabled"); 73 break; 74 default: 75 dev_warn_once(dev, "quirk sets invalid input map: 0x%x, default to INTMIC_IN1_MAP\n", map); 76 quirk &= ~BYT_CHT_ES8316_MAP_MASK; 77 quirk |= BYT_CHT_ES8316_INTMIC_IN1_MAP; 78 break; 79 } 80 81 if (quirk & BYT_CHT_ES8316_SSP0) 82 dev_info(dev, "quirk SSP0 enabled"); 83 if (quirk & BYT_CHT_ES8316_MONO_SPEAKER) 84 dev_info(dev, "quirk MONO_SPEAKER enabled\n"); 85 if (quirk & BYT_CHT_ES8316_JD_INVERTED) 86 dev_info(dev, "quirk JD_INVERTED enabled\n"); 87 } 88 89 static int byt_cht_es8316_speaker_power_event(struct snd_soc_dapm_widget *w, 90 struct snd_kcontrol *kcontrol, int event) 91 { 92 struct snd_soc_card *card = w->dapm->card; 93 struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); 94 95 if (SND_SOC_DAPM_EVENT_ON(event)) 96 priv->speaker_en = true; 97 else 98 priv->speaker_en = false; 99 100 gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en); 101 102 return 0; 103 } 104 105 static const struct snd_soc_dapm_widget byt_cht_es8316_widgets[] = { 106 SND_SOC_DAPM_SPK("Speaker", NULL), 107 SND_SOC_DAPM_HP("Headphone", NULL), 108 SND_SOC_DAPM_MIC("Headset Mic", NULL), 109 SND_SOC_DAPM_MIC("Internal Mic", NULL), 110 111 SND_SOC_DAPM_SUPPLY("Speaker Power", SND_SOC_NOPM, 0, 0, 112 byt_cht_es8316_speaker_power_event, 113 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), 114 }; 115 116 static const struct snd_soc_dapm_route byt_cht_es8316_audio_map[] = { 117 {"Headphone", NULL, "HPOL"}, 118 {"Headphone", NULL, "HPOR"}, 119 120 /* 121 * There is no separate speaker output instead the speakers are muxed to 122 * the HP outputs. The mux is controlled by the "Speaker Power" supply. 123 */ 124 {"Speaker", NULL, "HPOL"}, 125 {"Speaker", NULL, "HPOR"}, 126 {"Speaker", NULL, "Speaker Power"}, 127 }; 128 129 static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in1_map[] = { 130 {"MIC1", NULL, "Internal Mic"}, 131 {"MIC2", NULL, "Headset Mic"}, 132 }; 133 134 static const struct snd_soc_dapm_route byt_cht_es8316_intmic_in2_map[] = { 135 {"MIC2", NULL, "Internal Mic"}, 136 {"MIC1", NULL, "Headset Mic"}, 137 }; 138 139 static const struct snd_soc_dapm_route byt_cht_es8316_ssp0_map[] = { 140 {"Playback", NULL, "ssp0 Tx"}, 141 {"ssp0 Tx", NULL, "modem_out"}, 142 {"modem_in", NULL, "ssp0 Rx"}, 143 {"ssp0 Rx", NULL, "Capture"}, 144 }; 145 146 static const struct snd_soc_dapm_route byt_cht_es8316_ssp2_map[] = { 147 {"Playback", NULL, "ssp2 Tx"}, 148 {"ssp2 Tx", NULL, "codec_out0"}, 149 {"ssp2 Tx", NULL, "codec_out1"}, 150 {"codec_in0", NULL, "ssp2 Rx" }, 151 {"codec_in1", NULL, "ssp2 Rx" }, 152 {"ssp2 Rx", NULL, "Capture"}, 153 }; 154 155 static const struct snd_kcontrol_new byt_cht_es8316_controls[] = { 156 SOC_DAPM_PIN_SWITCH("Speaker"), 157 SOC_DAPM_PIN_SWITCH("Headphone"), 158 SOC_DAPM_PIN_SWITCH("Headset Mic"), 159 SOC_DAPM_PIN_SWITCH("Internal Mic"), 160 }; 161 162 static struct snd_soc_jack_pin byt_cht_es8316_jack_pins[] = { 163 { 164 .pin = "Headphone", 165 .mask = SND_JACK_HEADPHONE, 166 }, 167 { 168 .pin = "Headset Mic", 169 .mask = SND_JACK_MICROPHONE, 170 }, 171 }; 172 173 static int byt_cht_es8316_init(struct snd_soc_pcm_runtime *runtime) 174 { 175 struct snd_soc_component *codec = snd_soc_rtd_to_codec(runtime, 0)->component; 176 struct snd_soc_card *card = runtime->card; 177 struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); 178 const struct snd_soc_dapm_route *custom_map; 179 int num_routes; 180 int ret; 181 182 card->dapm.idle_bias = false; 183 184 switch (BYT_CHT_ES8316_MAP(quirk)) { 185 case BYT_CHT_ES8316_INTMIC_IN1_MAP: 186 default: 187 custom_map = byt_cht_es8316_intmic_in1_map; 188 num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in1_map); 189 break; 190 case BYT_CHT_ES8316_INTMIC_IN2_MAP: 191 custom_map = byt_cht_es8316_intmic_in2_map; 192 num_routes = ARRAY_SIZE(byt_cht_es8316_intmic_in2_map); 193 break; 194 } 195 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 196 if (ret) 197 return ret; 198 199 if (quirk & BYT_CHT_ES8316_SSP0) { 200 custom_map = byt_cht_es8316_ssp0_map; 201 num_routes = ARRAY_SIZE(byt_cht_es8316_ssp0_map); 202 } else { 203 custom_map = byt_cht_es8316_ssp2_map; 204 num_routes = ARRAY_SIZE(byt_cht_es8316_ssp2_map); 205 } 206 ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); 207 if (ret) 208 return ret; 209 210 /* 211 * The firmware might enable the clock at boot (this information 212 * may or may not be reflected in the enable clock register). 213 * To change the rate we must disable the clock first to cover these 214 * cases. Due to common clock framework restrictions that do not allow 215 * to disable a clock that has not been enabled, we need to enable 216 * the clock first. 217 */ 218 ret = clk_prepare_enable(priv->mclk); 219 if (!ret) 220 clk_disable_unprepare(priv->mclk); 221 222 ret = clk_set_rate(priv->mclk, 19200000); 223 if (ret) 224 dev_err(card->dev, "unable to set MCLK rate\n"); 225 226 ret = clk_prepare_enable(priv->mclk); 227 if (ret) 228 dev_err(card->dev, "unable to enable MCLK\n"); 229 230 ret = snd_soc_dai_set_sysclk(snd_soc_rtd_to_codec(runtime, 0), 0, 19200000, 231 SND_SOC_CLOCK_IN); 232 if (ret < 0) { 233 dev_err(card->dev, "can't set codec clock %d\n", ret); 234 return ret; 235 } 236 237 ret = snd_soc_card_jack_new_pins(card, "Headset", 238 SND_JACK_HEADSET | SND_JACK_BTN_0, 239 &priv->jack, byt_cht_es8316_jack_pins, 240 ARRAY_SIZE(byt_cht_es8316_jack_pins)); 241 if (ret) { 242 dev_err(card->dev, "jack creation failed %d\n", ret); 243 return ret; 244 } 245 246 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 247 snd_soc_component_set_jack(codec, &priv->jack, NULL); 248 249 return 0; 250 } 251 252 static int byt_cht_es8316_codec_fixup(struct snd_soc_pcm_runtime *rtd, 253 struct snd_pcm_hw_params *params) 254 { 255 struct snd_interval *rate = hw_param_interval(params, 256 SNDRV_PCM_HW_PARAM_RATE); 257 struct snd_interval *channels = hw_param_interval(params, 258 SNDRV_PCM_HW_PARAM_CHANNELS); 259 int ret, bits; 260 261 /* The DSP will convert the FE rate to 48k, stereo */ 262 rate->min = rate->max = 48000; 263 channels->min = channels->max = 2; 264 265 if (quirk & BYT_CHT_ES8316_SSP0) { 266 /* set SSP0 to 16-bit */ 267 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); 268 bits = 16; 269 } else { 270 /* set SSP2 to 24-bit */ 271 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); 272 bits = 24; 273 } 274 275 /* 276 * Default mode for SSP configuration is TDM 4 slot, override config 277 * with explicit setting to I2S 2ch 24-bit. The word length is set with 278 * dai_set_tdm_slot() since there is no other API exposed 279 */ 280 ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0), 281 SND_SOC_DAIFMT_I2S | 282 SND_SOC_DAIFMT_NB_NF | 283 SND_SOC_DAIFMT_BP_FP 284 ); 285 if (ret < 0) { 286 dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); 287 return ret; 288 } 289 290 ret = snd_soc_dai_set_tdm_slot(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits); 291 if (ret < 0) { 292 dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); 293 return ret; 294 } 295 296 return 0; 297 } 298 299 static int byt_cht_es8316_aif1_startup(struct snd_pcm_substream *substream) 300 { 301 return snd_pcm_hw_constraint_single(substream->runtime, 302 SNDRV_PCM_HW_PARAM_RATE, 48000); 303 } 304 305 static const struct snd_soc_ops byt_cht_es8316_aif1_ops = { 306 .startup = byt_cht_es8316_aif1_startup, 307 }; 308 309 SND_SOC_DAILINK_DEF(dummy, 310 DAILINK_COMP_ARRAY(COMP_DUMMY())); 311 312 SND_SOC_DAILINK_DEF(media, 313 DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); 314 315 SND_SOC_DAILINK_DEF(deepbuffer, 316 DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); 317 318 SND_SOC_DAILINK_DEF(ssp2_port, 319 DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); 320 SND_SOC_DAILINK_DEF(ssp2_codec, 321 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ESSX8316:00", "ES8316 HiFi"))); 322 323 SND_SOC_DAILINK_DEF(platform, 324 DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); 325 326 static struct snd_soc_dai_link byt_cht_es8316_dais[] = { 327 [MERR_DPCM_AUDIO] = { 328 .name = "Audio Port", 329 .stream_name = "Audio", 330 .nonatomic = true, 331 .dynamic = 1, 332 .ops = &byt_cht_es8316_aif1_ops, 333 SND_SOC_DAILINK_REG(media, dummy, platform), 334 }, 335 336 [MERR_DPCM_DEEP_BUFFER] = { 337 .name = "Deep-Buffer Audio Port", 338 .stream_name = "Deep-Buffer Audio", 339 .nonatomic = true, 340 .dynamic = 1, 341 .playback_only = 1, 342 .ops = &byt_cht_es8316_aif1_ops, 343 SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), 344 }, 345 346 /* back ends */ 347 { 348 .name = "SSP2-Codec", 349 .id = 0, 350 .no_pcm = 1, 351 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF 352 | SND_SOC_DAIFMT_CBC_CFC, 353 .be_hw_params_fixup = byt_cht_es8316_codec_fixup, 354 .init = byt_cht_es8316_init, 355 SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), 356 }, 357 }; 358 359 360 /* SoC card */ 361 static char codec_name[SND_ACPI_I2C_ID_LEN]; 362 #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) 363 static char long_name[50]; /* = "bytcht-es8316-*-spk-*-mic" */ 364 #endif 365 static char components_string[32]; /* = "cfg-spk:* cfg-mic:* */ 366 367 static int byt_cht_es8316_suspend(struct snd_soc_card *card) 368 { 369 struct snd_soc_component *component; 370 371 for_each_card_components(card, component) { 372 if (!strcmp(component->name, codec_name)) { 373 dev_dbg(component->dev, "disabling jack detect before suspend\n"); 374 snd_soc_component_set_jack(component, NULL, NULL); 375 break; 376 } 377 } 378 379 return 0; 380 } 381 382 static int byt_cht_es8316_resume(struct snd_soc_card *card) 383 { 384 struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); 385 struct snd_soc_component *component; 386 387 for_each_card_components(card, component) { 388 if (!strcmp(component->name, codec_name)) { 389 dev_dbg(component->dev, "re-enabling jack detect after resume\n"); 390 snd_soc_component_set_jack(component, &priv->jack, NULL); 391 break; 392 } 393 } 394 395 /* 396 * Some Cherry Trail boards with an ES8316 codec have a bug in their 397 * ACPI tables where the MSSL1680 touchscreen's _PS0 and _PS3 methods 398 * wrongly also set the speaker-enable GPIO to 1/0. Testing has shown 399 * that this really is a bug and the GPIO has no influence on the 400 * touchscreen at all. 401 * 402 * The silead.c touchscreen driver does not support runtime suspend, so 403 * the GPIO can only be changed underneath us during a system suspend. 404 * This resume() function runs from a pm complete() callback, and thus 405 * is guaranteed to run after the touchscreen driver/ACPI-subsys has 406 * brought the touchscreen back up again (and thus changed the GPIO). 407 * 408 * So to work around this we pass GPIOD_FLAGS_BIT_NONEXCLUSIVE when 409 * requesting the GPIO and we set its value here to undo any changes 410 * done by the touchscreen's broken _PS0 ACPI method. 411 */ 412 gpiod_set_value_cansleep(priv->speaker_en_gpio, priv->speaker_en); 413 414 return 0; 415 } 416 417 /* use space before codec name to simplify card ID, and simplify driver name */ 418 #define SOF_CARD_NAME "bytcht es8316" /* card name will be 'sof-bytcht es8316' */ 419 #define SOF_DRIVER_NAME "SOF" 420 421 #define CARD_NAME "bytcht-es8316" 422 #define DRIVER_NAME NULL /* card name will be used for driver name */ 423 424 static struct snd_soc_card byt_cht_es8316_card = { 425 .owner = THIS_MODULE, 426 .dai_link = byt_cht_es8316_dais, 427 .num_links = ARRAY_SIZE(byt_cht_es8316_dais), 428 .dapm_widgets = byt_cht_es8316_widgets, 429 .num_dapm_widgets = ARRAY_SIZE(byt_cht_es8316_widgets), 430 .dapm_routes = byt_cht_es8316_audio_map, 431 .num_dapm_routes = ARRAY_SIZE(byt_cht_es8316_audio_map), 432 .controls = byt_cht_es8316_controls, 433 .num_controls = ARRAY_SIZE(byt_cht_es8316_controls), 434 .fully_routed = true, 435 .suspend_pre = byt_cht_es8316_suspend, 436 .resume_post = byt_cht_es8316_resume, 437 }; 438 439 static const struct acpi_gpio_params first_gpio = { 0, 0, false }; 440 441 static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = { 442 { "speaker-enable-gpios", &first_gpio, 1 }, 443 { }, 444 }; 445 446 /* Please keep this list alphabetically sorted */ 447 static const struct dmi_system_id byt_cht_es8316_quirk_table[] = { 448 { /* Irbis NB41 */ 449 .matches = { 450 DMI_MATCH(DMI_SYS_VENDOR, "IRBIS"), 451 DMI_MATCH(DMI_PRODUCT_NAME, "NB41"), 452 }, 453 .driver_data = (void *)(BYT_CHT_ES8316_SSP0 454 | BYT_CHT_ES8316_INTMIC_IN2_MAP 455 | BYT_CHT_ES8316_JD_INVERTED), 456 }, 457 { /* Nanote UMPC-01 */ 458 .matches = { 459 DMI_MATCH(DMI_SYS_VENDOR, "RWC CO.,LTD"), 460 DMI_MATCH(DMI_PRODUCT_NAME, "UMPC-01"), 461 }, 462 .driver_data = (void *)BYT_CHT_ES8316_INTMIC_IN1_MAP, 463 }, 464 { /* Teclast X98 Plus II */ 465 .matches = { 466 DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"), 467 DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"), 468 }, 469 .driver_data = (void *)(BYT_CHT_ES8316_INTMIC_IN1_MAP 470 | BYT_CHT_ES8316_JD_INVERTED), 471 }, 472 {} 473 }; 474 475 static int byt_cht_es8316_get_quirks_from_dsm(struct byt_cht_es8316_private *priv, 476 bool is_bytcr) 477 { 478 int ret, val1, val2, dsm_quirk = 0; 479 480 if (is_bytcr) 481 dsm_quirk |= BYT_CHT_ES8316_SSP0; 482 483 ret = es83xx_dsm(priv->codec_dev, PLATFORM_MAINMIC_TYPE_ARG, &val1); 484 if (ret < 0) 485 return ret; 486 487 ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPMIC_TYPE_ARG, &val2); 488 if (ret < 0) 489 return ret; 490 491 if (val1 == PLATFORM_MIC_AMIC_LIN1RIN1 && val2 == PLATFORM_MIC_AMIC_LIN2RIN2) { 492 dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN1_MAP; 493 } else if (val1 == PLATFORM_MIC_AMIC_LIN2RIN2 && val2 == PLATFORM_MIC_AMIC_LIN1RIN1) { 494 dsm_quirk |= BYT_CHT_ES8316_INTMIC_IN2_MAP; 495 } else { 496 dev_warn(priv->codec_dev, "Unknown mic settings mainmic 0x%02x hpmic 0x%02x\n", 497 val1, val2); 498 return -EINVAL; 499 } 500 501 ret = es83xx_dsm(priv->codec_dev, PLATFORM_SPK_TYPE_ARG, &val1); 502 if (ret < 0) 503 return ret; 504 505 switch (val1) { 506 case PLATFORM_SPK_MONO: 507 dsm_quirk |= BYT_CHT_ES8316_MONO_SPEAKER; 508 break; 509 case PLATFORM_SPK_STEREO: 510 break; 511 default: 512 dev_warn(priv->codec_dev, "Unknown speaker setting 0x%02x\n", val1); 513 return -EINVAL; 514 } 515 516 ret = es83xx_dsm(priv->codec_dev, PLATFORM_HPDET_INV_ARG, &val1); 517 if (ret < 0) 518 return ret; 519 520 switch (val1) { 521 case PLATFORM_HPDET_NORMAL: 522 break; 523 case PLATFORM_HPDET_INVERTED: 524 dsm_quirk |= BYT_CHT_ES8316_JD_INVERTED; 525 break; 526 default: 527 dev_warn(priv->codec_dev, "Unknown hpdet-inv setting 0x%02x\n", val1); 528 return -EINVAL; 529 } 530 531 quirk = dsm_quirk; 532 return 0; 533 } 534 535 static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev) 536 { 537 struct device *dev = &pdev->dev; 538 static const char * const mic_name[] = { "in1", "in2" }; 539 struct snd_soc_acpi_mach *mach = dev_get_platdata(dev); 540 struct property_entry props[MAX_NO_PROPS] = {}; 541 struct byt_cht_es8316_private *priv; 542 const struct dmi_system_id *dmi_id; 543 struct fwnode_handle *fwnode; 544 bool sof_parent, is_bytcr; 545 const char *platform_name; 546 struct acpi_device *adev; 547 struct device *codec_dev; 548 unsigned int cnt = 0; 549 int dai_index = 0; 550 int i; 551 int ret = 0; 552 553 priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); 554 if (!priv) 555 return -ENOMEM; 556 557 /* fix index of codec dai */ 558 for (i = 0; i < ARRAY_SIZE(byt_cht_es8316_dais); i++) { 559 if (byt_cht_es8316_dais[i].num_codecs && 560 !strcmp(byt_cht_es8316_dais[i].codecs->name, 561 "i2c-ESSX8316:00")) { 562 dai_index = i; 563 break; 564 } 565 } 566 567 /* fixup codec name based on HID */ 568 adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); 569 if (adev) { 570 snprintf(codec_name, sizeof(codec_name), 571 "i2c-%s", acpi_dev_name(adev)); 572 byt_cht_es8316_dais[dai_index].codecs->name = codec_name; 573 } else { 574 dev_err(dev, "Error cannot find '%s' dev\n", mach->id); 575 return -ENOENT; 576 } 577 578 codec_dev = acpi_get_first_physical_node(adev); 579 acpi_dev_put(adev); 580 if (!codec_dev) 581 return -EPROBE_DEFER; 582 priv->codec_dev = get_device(codec_dev); 583 584 /* override platform name, if required */ 585 byt_cht_es8316_card.dev = dev; 586 platform_name = mach->mach_params.platform; 587 588 ret = snd_soc_fixup_dai_links_platform_name(&byt_cht_es8316_card, 589 platform_name); 590 if (ret) { 591 put_device(codec_dev); 592 return ret; 593 } 594 595 es83xx_dsm_dump(priv->codec_dev); 596 597 /* Check for BYTCR or other platform and setup quirks */ 598 is_bytcr = soc_intel_is_byt() && mach->mach_params.acpi_ipc_irq_index == 0; 599 dmi_id = dmi_first_match(byt_cht_es8316_quirk_table); 600 if (dmi_id) { 601 quirk = (unsigned long)dmi_id->driver_data; 602 } else if (!byt_cht_es8316_get_quirks_from_dsm(priv, is_bytcr)) { 603 dev_info(dev, "Using ACPI DSM info for quirks\n"); 604 } else if (is_bytcr) { 605 /* On BYTCR default to SSP0, internal-mic-in2-map, mono-spk */ 606 quirk = BYT_CHT_ES8316_SSP0 | BYT_CHT_ES8316_INTMIC_IN2_MAP | 607 BYT_CHT_ES8316_MONO_SPEAKER; 608 } else { 609 /* Others default to internal-mic-in1-map, mono-speaker */ 610 quirk = BYT_CHT_ES8316_INTMIC_IN1_MAP | 611 BYT_CHT_ES8316_MONO_SPEAKER; 612 } 613 if (quirk_override != -1) { 614 dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n", 615 quirk, quirk_override); 616 quirk = quirk_override; 617 } 618 log_quirks(dev); 619 620 if (quirk & BYT_CHT_ES8316_SSP0) 621 byt_cht_es8316_dais[dai_index].cpus->dai_name = "ssp0-port"; 622 623 /* get the clock */ 624 priv->mclk = devm_clk_get(dev, "pmc_plt_clk_3"); 625 if (IS_ERR(priv->mclk)) { 626 put_device(codec_dev); 627 return dev_err_probe(dev, PTR_ERR(priv->mclk), "clk_get pmc_plt_clk_3 failed\n"); 628 } 629 630 if (quirk & BYT_CHT_ES8316_JD_INVERTED) 631 props[cnt++] = PROPERTY_ENTRY_BOOL("everest,jack-detect-inverted"); 632 633 if (cnt) { 634 fwnode = fwnode_create_software_node(props, NULL); 635 if (IS_ERR(fwnode)) { 636 put_device(codec_dev); 637 return PTR_ERR(fwnode); 638 } 639 640 ret = device_add_software_node(codec_dev, to_software_node(fwnode)); 641 642 fwnode_handle_put(fwnode); 643 644 if (ret) { 645 put_device(codec_dev); 646 return ret; 647 } 648 } 649 650 /* get speaker enable GPIO */ 651 devm_acpi_dev_add_driver_gpios(codec_dev, byt_cht_es8316_gpios); 652 priv->speaker_en_gpio = 653 gpiod_get_optional(codec_dev, "speaker-enable", 654 /* see comment in byt_cht_es8316_resume() */ 655 GPIOD_OUT_LOW | GPIOD_FLAGS_BIT_NONEXCLUSIVE); 656 if (IS_ERR(priv->speaker_en_gpio)) { 657 ret = dev_err_probe(dev, PTR_ERR(priv->speaker_en_gpio), 658 "get speaker GPIO failed\n"); 659 goto err_put_codec; 660 } 661 662 snprintf(components_string, sizeof(components_string), 663 "cfg-spk:%s cfg-mic:%s", 664 (quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "1" : "2", 665 mic_name[BYT_CHT_ES8316_MAP(quirk)]); 666 byt_cht_es8316_card.components = components_string; 667 #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) 668 snprintf(long_name, sizeof(long_name), "bytcht-es8316-%s-spk-%s-mic", 669 (quirk & BYT_CHT_ES8316_MONO_SPEAKER) ? "mono" : "stereo", 670 mic_name[BYT_CHT_ES8316_MAP(quirk)]); 671 byt_cht_es8316_card.long_name = long_name; 672 #endif 673 674 sof_parent = snd_soc_acpi_sof_parent(dev); 675 676 /* set card and driver name */ 677 if (sof_parent) { 678 byt_cht_es8316_card.name = SOF_CARD_NAME; 679 byt_cht_es8316_card.driver_name = SOF_DRIVER_NAME; 680 } else { 681 byt_cht_es8316_card.name = CARD_NAME; 682 byt_cht_es8316_card.driver_name = DRIVER_NAME; 683 } 684 685 /* set pm ops */ 686 if (sof_parent) 687 dev->driver->pm = &snd_soc_pm_ops; 688 689 /* register the soc card */ 690 snd_soc_card_set_drvdata(&byt_cht_es8316_card, priv); 691 692 ret = devm_snd_soc_register_card(dev, &byt_cht_es8316_card); 693 if (ret) { 694 gpiod_put(priv->speaker_en_gpio); 695 dev_err(dev, "snd_soc_register_card failed: %d\n", ret); 696 goto err_put_codec; 697 } 698 platform_set_drvdata(pdev, &byt_cht_es8316_card); 699 return 0; 700 701 err_put_codec: 702 device_remove_software_node(priv->codec_dev); 703 put_device(priv->codec_dev); 704 return ret; 705 } 706 707 static void snd_byt_cht_es8316_mc_remove(struct platform_device *pdev) 708 { 709 struct snd_soc_card *card = platform_get_drvdata(pdev); 710 struct byt_cht_es8316_private *priv = snd_soc_card_get_drvdata(card); 711 712 gpiod_put(priv->speaker_en_gpio); 713 device_remove_software_node(priv->codec_dev); 714 put_device(priv->codec_dev); 715 } 716 717 static struct platform_driver snd_byt_cht_es8316_mc_driver = { 718 .driver = { 719 .name = "bytcht_es8316", 720 }, 721 .probe = snd_byt_cht_es8316_mc_probe, 722 .remove = snd_byt_cht_es8316_mc_remove, 723 }; 724 725 module_platform_driver(snd_byt_cht_es8316_mc_driver); 726 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail/Cherrytrail Machine driver"); 727 MODULE_AUTHOR("David Yang <yangxiaohua@everest-semi.com>"); 728 MODULE_LICENSE("GPL v2"); 729 MODULE_ALIAS("platform:bytcht_es8316"); 730