sound/soc/amd/acp3x-rt5682-max9836.c

   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 = 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
 126 static 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
 143 static 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
 169 static void rt5682_clk_disable(void)
 170 {
 171         clk_disable_unprepare(rt5682_dai_wclk);
 172 }
 173
 174 static const unsigned int channels[] = {
 175         DUAL_CHANNEL,
 176 };
 177
 178 static const unsigned int rates[] = {
 179         48000,
 180 };
 181
 182 static const struct snd_pcm_hw_constraint_list constraints_rates = {
 183         .count = ARRAY_SIZE(rates),
 184         .list  = rates,
 185         .mask = 0,
 186 };
 187
 188 static const struct snd_pcm_hw_constraint_list constraints_channels = {
 189         .count = ARRAY_SIZE(channels),
 190         .list = channels,
 191         .mask = 0,
 192 };
 193
 194 static 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
 212 static 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
 229 static 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
 242 static int dmic_switch;
 243
 244 static 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
 251 static 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
 261 static void rt5682_shutdown(struct snd_pcm_substream *substream)
 262 {
 263         rt5682_clk_disable();
 264 }
 265
 266 static const struct snd_soc_ops acp3x_5682_ops = {
 267         .startup = acp3x_5682_startup,
 268         .shutdown = rt5682_shutdown,
 269 };
 270
 271 static 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
 277 static const struct snd_soc_ops acp3x_ec_cap0_ops = {
 278         .startup = acp3x_ec_dmic0_startup,
 279         .shutdown = rt5682_shutdown,
 280 };
 281
 282 SND_SOC_DAILINK_DEF(acp3x_i2s,
 283         DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.0")));
 284 SND_SOC_DAILINK_DEF(acp3x_bt,
 285         DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.2")));
 286
 287 SND_SOC_DAILINK_DEF(rt5682,
 288         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
 289 SND_SOC_DAILINK_DEF(max,
 290         DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
 291 SND_SOC_DAILINK_DEF(rt1015p,
 292         DAILINK_COMP_ARRAY(COMP_CODEC("RTL1015:00", "HiFi")));
 293 SND_SOC_DAILINK_DEF(rt1015,
 294         DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1015:00", "rt1015-aif"),
 295                         COMP_CODEC("i2c-10EC1015:01", "rt1015-aif")));
 296 SND_SOC_DAILINK_DEF(cros_ec,
 297         DAILINK_COMP_ARRAY(COMP_CODEC("GOOG0013:00", "EC Codec I2S RX")));
 298
 299 SND_SOC_DAILINK_DEF(platform,
 300         DAILINK_COMP_ARRAY(COMP_PLATFORM("acp3x_rv_i2s_dma.0")));
 301
 302 static 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
 313 static 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                 .ops = &acp3x_5682_ops,
 321                 SND_SOC_DAILINK_REG(acp3x_i2s, rt5682, platform),
 322         },
 323         [MAX] = {
 324                 .name = "acp3x-max98357-play",
 325                 .stream_name = "HiFi Playback",
 326                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
 327                                 | SND_SOC_DAIFMT_CBC_CFC,
 328                 .playback_only = 1,
 329                 .ops = &acp3x_max_play_ops,
 330                 .cpus = acp3x_bt,
 331                 .num_cpus = ARRAY_SIZE(acp3x_bt),
 332                 .platforms = platform,
 333                 .num_platforms = ARRAY_SIZE(platform),
 334         },
 335         [EC] = {
 336                 .name = "acp3x-ec-dmic0-capture",
 337                 .stream_name = "Capture DMIC0",
 338                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
 339                                 | SND_SOC_DAIFMT_CBC_CFC,
 340                 .capture_only = 1,
 341                 .ops = &acp3x_ec_cap0_ops,
 342                 SND_SOC_DAILINK_REG(acp3x_bt, cros_ec, platform),
 343         },
 344 };
 345
 346 static const char * const dmic_mux_text[] = {
 347         "Front Mic",
 348         "Rear Mic",
 349 };
 350
 351 static SOC_ENUM_SINGLE_DECL(
 352                 acp3x_dmic_enum, SND_SOC_NOPM, 0, dmic_mux_text);
 353
 354 static const struct snd_kcontrol_new acp3x_dmic_mux_control =
 355         SOC_DAPM_ENUM_EXT("DMIC Select Mux", acp3x_dmic_enum,
 356                           dmic_get, dmic_set);
 357
 358 static const struct snd_soc_dapm_widget acp3x_5682_widgets[] = {
 359         SND_SOC_DAPM_HP("Headphone Jack", NULL),
 360         SND_SOC_DAPM_SPK("Spk", NULL),
 361         SND_SOC_DAPM_MIC("Headset Mic", NULL),
 362         SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
 363                          &acp3x_dmic_mux_control),
 364 };
 365
 366 static const struct snd_soc_dapm_route acp3x_5682_audio_route[] = {
 367         {"Headphone Jack", NULL, "HPOL"},
 368         {"Headphone Jack", NULL, "HPOR"},
 369         {"IN1P", NULL, "Headset Mic"},
 370         {"Spk", NULL, "Speaker"},
 371         {"Dmic Mux", "Front Mic", "DMIC"},
 372         {"Dmic Mux", "Rear Mic", "DMIC"},
 373 };
 374
 375 static const struct snd_kcontrol_new acp3x_5682_mc_controls[] = {
 376         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 377         SOC_DAPM_PIN_SWITCH("Spk"),
 378         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 379 };
 380
 381 static struct snd_soc_card acp3x_5682 = {
 382         .name = "acp3xalc5682m98357",
 383         .owner = THIS_MODULE,
 384         .dai_link = acp3x_dai,
 385         .num_links = ARRAY_SIZE(acp3x_dai),
 386         .dapm_widgets = acp3x_5682_widgets,
 387         .num_dapm_widgets = ARRAY_SIZE(acp3x_5682_widgets),
 388         .dapm_routes = acp3x_5682_audio_route,
 389         .num_dapm_routes = ARRAY_SIZE(acp3x_5682_audio_route),
 390         .controls = acp3x_5682_mc_controls,
 391         .num_controls = ARRAY_SIZE(acp3x_5682_mc_controls),
 392 };
 393
 394 static const struct snd_soc_dapm_widget acp3x_1015_widgets[] = {
 395         SND_SOC_DAPM_HP("Headphone Jack", NULL),
 396         SND_SOC_DAPM_MIC("Headset Mic", NULL),
 397         SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
 398                          &acp3x_dmic_mux_control),
 399         SND_SOC_DAPM_SPK("Left Spk", NULL),
 400         SND_SOC_DAPM_SPK("Right Spk", NULL),
 401 };
 402
 403 static const struct snd_soc_dapm_route acp3x_1015_route[] = {
 404         {"Headphone Jack", NULL, "HPOL"},
 405         {"Headphone Jack", NULL, "HPOR"},
 406         {"IN1P", NULL, "Headset Mic"},
 407         {"Dmic Mux", "Front Mic", "DMIC"},
 408         {"Dmic Mux", "Rear Mic", "DMIC"},
 409         {"Left Spk", NULL, "Left SPO"},
 410         {"Right Spk", NULL, "Right SPO"},
 411 };
 412
 413 static const struct snd_kcontrol_new acp3x_mc_1015_controls[] = {
 414         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 415         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 416         SOC_DAPM_PIN_SWITCH("Left Spk"),
 417         SOC_DAPM_PIN_SWITCH("Right Spk"),
 418 };
 419
 420 static struct snd_soc_card acp3x_1015 = {
 421         .name = "acp3xalc56821015",
 422         .owner = THIS_MODULE,
 423         .dai_link = acp3x_dai,
 424         .num_links = ARRAY_SIZE(acp3x_dai),
 425         .dapm_widgets = acp3x_1015_widgets,
 426         .num_dapm_widgets = ARRAY_SIZE(acp3x_1015_widgets),
 427         .dapm_routes = acp3x_1015_route,
 428         .num_dapm_routes = ARRAY_SIZE(acp3x_1015_route),
 429         .codec_conf = rt1015_conf,
 430         .num_configs = ARRAY_SIZE(rt1015_conf),
 431         .controls = acp3x_mc_1015_controls,
 432         .num_controls = ARRAY_SIZE(acp3x_mc_1015_controls),
 433 };
 434
 435 static const struct snd_soc_dapm_widget acp3x_1015p_widgets[] = {
 436         SND_SOC_DAPM_HP("Headphone Jack", NULL),
 437         SND_SOC_DAPM_MIC("Headset Mic", NULL),
 438         SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
 439                          &acp3x_dmic_mux_control),
 440         SND_SOC_DAPM_SPK("Speakers", NULL),
 441 };
 442
 443 static const struct snd_soc_dapm_route acp3x_1015p_route[] = {
 444         {"Headphone Jack", NULL, "HPOL"},
 445         {"Headphone Jack", NULL, "HPOR"},
 446         {"IN1P", NULL, "Headset Mic"},
 447         {"Dmic Mux", "Front Mic", "DMIC"},
 448         {"Dmic Mux", "Rear Mic", "DMIC"},
 449         /* speaker */
 450         { "Speakers", NULL, "Speaker" },
 451 };
 452
 453 static const struct snd_kcontrol_new acp3x_mc_1015p_controls[] = {
 454         SOC_DAPM_PIN_SWITCH("Speakers"),
 455         SOC_DAPM_PIN_SWITCH("Headphone Jack"),
 456         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 457 };
 458
 459 static struct snd_soc_card acp3x_1015p = {
 460         .name = "acp3xalc56821015p",
 461         .owner = THIS_MODULE,
 462         .dai_link = acp3x_dai,
 463         .num_links = ARRAY_SIZE(acp3x_dai),
 464         .dapm_widgets = acp3x_1015p_widgets,
 465         .num_dapm_widgets = ARRAY_SIZE(acp3x_1015p_widgets),
 466         .dapm_routes = acp3x_1015p_route,
 467         .num_dapm_routes = ARRAY_SIZE(acp3x_1015p_route),
 468         .controls = acp3x_mc_1015p_controls,
 469         .num_controls = ARRAY_SIZE(acp3x_mc_1015p_controls),
 470 };
 471
 472 void *soc_is_rltk_max(struct device *dev)
 473 {
 474         const struct acpi_device_id *match;
 475
 476         match = acpi_match_device(dev->driver->acpi_match_table, dev);
 477         if (!match)
 478                 return NULL;
 479         return (void *)match->driver_data;
 480 }
 481
 482 static void card_spk_dai_link_present(struct snd_soc_dai_link *links,
 483                                                 const char *card_name)
 484 {
 485         if (!strcmp(card_name, "acp3xalc56821015")) {
 486                 links[1].codecs = rt1015;
 487                 links[1].num_codecs = ARRAY_SIZE(rt1015);
 488         } else if (!strcmp(card_name, "acp3xalc56821015p")) {
 489                 links[1].codecs = rt1015p;
 490                 links[1].num_codecs = ARRAY_SIZE(rt1015p);
 491         } else {
 492                 links[1].codecs = max;
 493                 links[1].num_codecs = ARRAY_SIZE(max);
 494         }
 495 }
 496
 497 static int acp3x_probe(struct platform_device *pdev)
 498 {
 499         int ret;
 500         struct snd_soc_card *card;
 501         struct acp3x_platform_info *machine;
 502         struct device *dev = &pdev->dev;
 503
 504         card = (struct snd_soc_card *)soc_is_rltk_max(dev);
 505         if (!card)
 506                 return -ENODEV;
 507
 508         machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL);
 509         if (!machine)
 510                 return -ENOMEM;
 511
 512         card_spk_dai_link_present(card->dai_link, card->name);
 513         card->dev = &pdev->dev;
 514         platform_set_drvdata(pdev, card);
 515         snd_soc_card_set_drvdata(card, machine);
 516
 517         dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW);
 518         if (IS_ERR(dmic_sel)) {
 519                 dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n",
 520                         PTR_ERR(dmic_sel));
 521                 return PTR_ERR(dmic_sel);
 522         }
 523
 524         ret = devm_snd_soc_register_card(&pdev->dev, card);
 525         if (ret) {
 526                 return dev_err_probe(&pdev->dev, ret,
 527                                 "devm_snd_soc_register_card(%s) failed\n",
 528                                 card->name);
 529         }
 530         return 0;
 531 }
 532
 533 static const struct acpi_device_id acp3x_audio_acpi_match[] = {
 534         { "AMDI5682", (unsigned long)&acp3x_5682},
 535         { "AMDI1015", (unsigned long)&acp3x_1015},
 536         { "10021015", (unsigned long)&acp3x_1015p},
 537         {},
 538 };
 539 MODULE_DEVICE_TABLE(acpi, acp3x_audio_acpi_match);
 540
 541 static struct platform_driver acp3x_audio = {
 542         .driver = {
 543                 .name = "acp3x-alc5682-max98357",
 544                 .acpi_match_table = ACPI_PTR(acp3x_audio_acpi_match),
 545                 .pm = &snd_soc_pm_ops,
 546         },
 547         .probe = acp3x_probe,
 548 };
 549
 550 module_platform_driver(acp3x_audio);
 551
 552 MODULE_AUTHOR("akshu.agrawal@amd.com");
 553 MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com");
 554 MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
 555 MODULE_DESCRIPTION("ALC5682 ALC1015, ALC1015P & MAX98357 audio support");
 556 MODULE_LICENSE("GPL v2");