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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 4800000027#define RT5682_PLL_FREQ (48000 * 512)28#define DUAL_CHANNEL 229 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 = 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_I2S64 | SND_SOC_DAIFMT_NB_NF65 | 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 = snd_soc_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 = snd_soc_substream_to_rtd(substream);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 = snd_soc_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 = snd_soc_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 = snd_soc_substream_to_rtd(substream);232 struct snd_soc_card *card = rtd->card;233 struct snd_soc_dai *codec_dai = snd_soc_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_NF318 | 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_NF329 | 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_NF341 | 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