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