sound/soc/intel/boards/bytcr_rt5640.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  *  byt_cr_dpcm_rt5640.c - ASoc Machine driver for Intel Byt CR platform
   4  *
   5  *  Copyright (C) 2014 Intel Corp
   6  *  Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
   7  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   8  *
   9  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  10  */
  11
  12 #include <linux/i2c.h>
  13 #include <linux/init.h>
  14 #include <linux/module.h>
  15 #include <linux/moduleparam.h>
  16 #include <linux/platform_device.h>
  17 #include <linux/acpi.h>
  18 #include <linux/clk.h>
  19 #include <linux/device.h>
  20 #include <linux/dmi.h>
  21 #include <linux/input.h>
  22 #include <linux/slab.h>
  23 #include <sound/pcm.h>
  24 #include <sound/pcm_params.h>
  25 #include <sound/soc.h>
  26 #include <sound/jack.h>
  27 #include <sound/soc-acpi.h>
  28 #include <dt-bindings/sound/rt5640.h>
  29 #include "../../codecs/rt5640.h"
  30 #include "../atom/sst-atom-controls.h"
  31 #include "../common/sst-dsp.h"
  32 #include "../common/soc-intel-quirks.h"
  33
  34 enum {
  35         BYT_RT5640_DMIC1_MAP,
  36         BYT_RT5640_DMIC2_MAP,
  37         BYT_RT5640_IN1_MAP,
  38         BYT_RT5640_IN3_MAP,
  39 };
  40
  41 enum {
  42         BYT_RT5640_JD_SRC_GPIO1         = (RT5640_JD_SRC_GPIO1 << 4),
  43         BYT_RT5640_JD_SRC_JD1_IN4P      = (RT5640_JD_SRC_JD1_IN4P << 4),
  44         BYT_RT5640_JD_SRC_JD2_IN4N      = (RT5640_JD_SRC_JD2_IN4N << 4),
  45         BYT_RT5640_JD_SRC_GPIO2         = (RT5640_JD_SRC_GPIO2 << 4),
  46         BYT_RT5640_JD_SRC_GPIO3         = (RT5640_JD_SRC_GPIO3 << 4),
  47         BYT_RT5640_JD_SRC_GPIO4         = (RT5640_JD_SRC_GPIO4 << 4),
  48 };
  49
  50 enum {
  51         BYT_RT5640_OVCD_TH_600UA        = (6 << 8),
  52         BYT_RT5640_OVCD_TH_1500UA       = (15 << 8),
  53         BYT_RT5640_OVCD_TH_2000UA       = (20 << 8),
  54 };
  55
  56 enum {
  57         BYT_RT5640_OVCD_SF_0P5          = (RT5640_OVCD_SF_0P5 << 13),
  58         BYT_RT5640_OVCD_SF_0P75         = (RT5640_OVCD_SF_0P75 << 13),
  59         BYT_RT5640_OVCD_SF_1P0          = (RT5640_OVCD_SF_1P0 << 13),
  60         BYT_RT5640_OVCD_SF_1P5          = (RT5640_OVCD_SF_1P5 << 13),
  61 };
  62
  63 #define BYT_RT5640_MAP(quirk)           ((quirk) &  GENMASK(3, 0))
  64 #define BYT_RT5640_JDSRC(quirk)         (((quirk) & GENMASK(7, 4)) >> 4)
  65 #define BYT_RT5640_OVCD_TH(quirk)       (((quirk) & GENMASK(12, 8)) >> 8)
  66 #define BYT_RT5640_OVCD_SF(quirk)       (((quirk) & GENMASK(14, 13)) >> 13)
  67 #define BYT_RT5640_JD_NOT_INV           BIT(16)
  68 #define BYT_RT5640_MONO_SPEAKER         BIT(17)
  69 #define BYT_RT5640_DIFF_MIC             BIT(18) /* default is single-ended */
  70 #define BYT_RT5640_SSP2_AIF2            BIT(19) /* default is using AIF1  */
  71 #define BYT_RT5640_SSP0_AIF1            BIT(20)
  72 #define BYT_RT5640_SSP0_AIF2            BIT(21)
  73 #define BYT_RT5640_MCLK_EN              BIT(22)
  74 #define BYT_RT5640_MCLK_25MHZ           BIT(23)
  75
  76 #define BYTCR_INPUT_DEFAULTS                            \
  77         (BYT_RT5640_IN3_MAP |                           \
  78          BYT_RT5640_JD_SRC_JD1_IN4P |                   \
  79          BYT_RT5640_OVCD_TH_2000UA |                    \
  80          BYT_RT5640_OVCD_SF_0P75 |                      \
  81          BYT_RT5640_DIFF_MIC)
  82
  83 /* in-diff or dmic-pin + jdsrc + ovcd-th + -sf + jd-inv + terminating entry */
  84 #define MAX_NO_PROPS 6
  85
  86 struct byt_rt5640_private {
  87         struct snd_soc_jack jack;
  88         struct clk *mclk;
  89 };
  90 static bool is_bytcr;
  91
  92 static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN;
  93 static int quirk_override = -1;
  94 module_param_named(quirk, quirk_override, int, 0444);
  95 MODULE_PARM_DESC(quirk, "Board-specific quirk override");
  96
  97 static void log_quirks(struct device *dev)
  98 {
  99         int map;
 100         bool has_mclk = false;
 101         bool has_ssp0 = false;
 102         bool has_ssp0_aif1 = false;
 103         bool has_ssp0_aif2 = false;
 104         bool has_ssp2_aif2 = false;
 105
 106         map = BYT_RT5640_MAP(byt_rt5640_quirk);
 107         switch (map) {
 108         case BYT_RT5640_DMIC1_MAP:
 109                 dev_info(dev, "quirk DMIC1_MAP enabled\n");
 110                 break;
 111         case BYT_RT5640_DMIC2_MAP:
 112                 dev_info(dev, "quirk DMIC2_MAP enabled\n");
 113                 break;
 114         case BYT_RT5640_IN1_MAP:
 115                 dev_info(dev, "quirk IN1_MAP enabled\n");
 116                 break;
 117         case BYT_RT5640_IN3_MAP:
 118                 dev_info(dev, "quirk IN3_MAP enabled\n");
 119                 break;
 120         default:
 121                 dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map);
 122                 break;
 123         }
 124         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 125                 dev_info(dev, "quirk realtek,jack-detect-source %ld\n",
 126                          BYT_RT5640_JDSRC(byt_rt5640_quirk));
 127                 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n",
 128                          BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100);
 129                 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n",
 130                          BYT_RT5640_OVCD_SF(byt_rt5640_quirk));
 131         }
 132         if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV)
 133                 dev_info(dev, "quirk JD_NOT_INV enabled\n");
 134         if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER)
 135                 dev_info(dev, "quirk MONO_SPEAKER enabled\n");
 136         if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 137                 dev_info(dev, "quirk DIFF_MIC enabled\n");
 138         if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
 139                 dev_info(dev, "quirk SSP0_AIF1 enabled\n");
 140                 has_ssp0 = true;
 141                 has_ssp0_aif1 = true;
 142         }
 143         if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
 144                 dev_info(dev, "quirk SSP0_AIF2 enabled\n");
 145                 has_ssp0 = true;
 146                 has_ssp0_aif2 = true;
 147         }
 148         if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
 149                 dev_info(dev, "quirk SSP2_AIF2 enabled\n");
 150                 has_ssp2_aif2 = true;
 151         }
 152         if (is_bytcr && !has_ssp0)
 153                 dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n");
 154         if (has_ssp0_aif1 && has_ssp0_aif2)
 155                 dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n");
 156         if (has_ssp0 && has_ssp2_aif2)
 157                 dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n");
 158
 159         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 160                 dev_info(dev, "quirk MCLK_EN enabled\n");
 161                 has_mclk = true;
 162         }
 163         if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
 164                 if (has_mclk)
 165                         dev_info(dev, "quirk MCLK_25MHZ enabled\n");
 166                 else
 167                         dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n");
 168         }
 169 }
 170
 171 static int byt_rt5640_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai,
 172                                               int rate)
 173 {
 174         int ret;
 175
 176         /* Configure the PLL before selecting it */
 177         if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) {
 178                 /* use bitclock as PLL input */
 179                 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
 180                     (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
 181                         /* 2x16 bit slots on SSP0 */
 182                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 183                                                   RT5640_PLL1_S_BCLK1,
 184                                                   rate * 32, rate * 512);
 185                 } else {
 186                         /* 2x15 bit slots on SSP2 */
 187                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 188                                                   RT5640_PLL1_S_BCLK1,
 189                                                   rate * 50, rate * 512);
 190                 }
 191         } else {
 192                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
 193                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 194                                                   RT5640_PLL1_S_MCLK,
 195                                                   25000000, rate * 512);
 196                 } else {
 197                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 198                                                   RT5640_PLL1_S_MCLK,
 199                                                   19200000, rate * 512);
 200                 }
 201         }
 202
 203         if (ret < 0) {
 204                 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret);
 205                 return ret;
 206         }
 207
 208         ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
 209                                      rate * 512, SND_SOC_CLOCK_IN);
 210         if (ret < 0) {
 211                 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret);
 212                 return ret;
 213         }
 214
 215         return 0;
 216 }
 217
 218 #define BYT_CODEC_DAI1  "rt5640-aif1"
 219 #define BYT_CODEC_DAI2  "rt5640-aif2"
 220
 221 static int platform_clock_control(struct snd_soc_dapm_widget *w,
 222                                   struct snd_kcontrol *k, int  event)
 223 {
 224         struct snd_soc_dapm_context *dapm = w->dapm;
 225         struct snd_soc_card *card = dapm->card;
 226         struct snd_soc_dai *codec_dai;
 227         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
 228         int ret;
 229
 230         codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1);
 231         if (!codec_dai)
 232                 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2);
 233
 234         if (!codec_dai) {
 235                 dev_err(card->dev,
 236                         "Codec dai not found; Unable to set platform clock\n");
 237                 return -EIO;
 238         }
 239
 240         if (SND_SOC_DAPM_EVENT_ON(event)) {
 241                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 242                         ret = clk_prepare_enable(priv->mclk);
 243                         if (ret < 0) {
 244                                 dev_err(card->dev,
 245                                         "could not configure MCLK state\n");
 246                                 return ret;
 247                         }
 248                 }
 249                 ret = byt_rt5640_prepare_and_enable_pll1(codec_dai, 48000);
 250         } else {
 251                 /*
 252                  * Set codec clock source to internal clock before
 253                  * turning off the platform clock. Codec needs clock
 254                  * for Jack detection and button press
 255                  */
 256                 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK,
 257                                              48000 * 512,
 258                                              SND_SOC_CLOCK_IN);
 259                 if (!ret) {
 260                         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN)
 261                                 clk_disable_unprepare(priv->mclk);
 262                 }
 263         }
 264
 265         if (ret < 0) {
 266                 dev_err(card->dev, "can't set codec sysclk: %d\n", ret);
 267                 return ret;
 268         }
 269
 270         return 0;
 271 }
 272
 273 static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
 274         SND_SOC_DAPM_HP("Headphone", NULL),
 275         SND_SOC_DAPM_MIC("Headset Mic", NULL),
 276         SND_SOC_DAPM_MIC("Internal Mic", NULL),
 277         SND_SOC_DAPM_SPK("Speaker", NULL),
 278         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
 279                             platform_clock_control, SND_SOC_DAPM_PRE_PMU |
 280                             SND_SOC_DAPM_POST_PMD),
 281
 282 };
 283
 284 static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
 285         {"Headphone", NULL, "Platform Clock"},
 286         {"Headset Mic", NULL, "Platform Clock"},
 287         {"Internal Mic", NULL, "Platform Clock"},
 288         {"Speaker", NULL, "Platform Clock"},
 289
 290         {"Headset Mic", NULL, "MICBIAS1"},
 291         {"IN2P", NULL, "Headset Mic"},
 292         {"Headphone", NULL, "HPOL"},
 293         {"Headphone", NULL, "HPOR"},
 294 };
 295
 296 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
 297         {"DMIC1", NULL, "Internal Mic"},
 298 };
 299
 300 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
 301         {"DMIC2", NULL, "Internal Mic"},
 302 };
 303
 304 static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
 305         {"Internal Mic", NULL, "MICBIAS1"},
 306         {"IN1P", NULL, "Internal Mic"},
 307 };
 308
 309 static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = {
 310         {"Internal Mic", NULL, "MICBIAS1"},
 311         {"IN3P", NULL, "Internal Mic"},
 312 };
 313
 314 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = {
 315         {"ssp2 Tx", NULL, "codec_out0"},
 316         {"ssp2 Tx", NULL, "codec_out1"},
 317         {"codec_in0", NULL, "ssp2 Rx"},
 318         {"codec_in1", NULL, "ssp2 Rx"},
 319
 320         {"AIF1 Playback", NULL, "ssp2 Tx"},
 321         {"ssp2 Rx", NULL, "AIF1 Capture"},
 322 };
 323
 324 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = {
 325         {"ssp2 Tx", NULL, "codec_out0"},
 326         {"ssp2 Tx", NULL, "codec_out1"},
 327         {"codec_in0", NULL, "ssp2 Rx"},
 328         {"codec_in1", NULL, "ssp2 Rx"},
 329
 330         {"AIF2 Playback", NULL, "ssp2 Tx"},
 331         {"ssp2 Rx", NULL, "AIF2 Capture"},
 332 };
 333
 334 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = {
 335         {"ssp0 Tx", NULL, "modem_out"},
 336         {"modem_in", NULL, "ssp0 Rx"},
 337
 338         {"AIF1 Playback", NULL, "ssp0 Tx"},
 339         {"ssp0 Rx", NULL, "AIF1 Capture"},
 340 };
 341
 342 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = {
 343         {"ssp0 Tx", NULL, "modem_out"},
 344         {"modem_in", NULL, "ssp0 Rx"},
 345
 346         {"AIF2 Playback", NULL, "ssp0 Tx"},
 347         {"ssp0 Rx", NULL, "AIF2 Capture"},
 348 };
 349
 350 static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = {
 351         {"Speaker", NULL, "SPOLP"},
 352         {"Speaker", NULL, "SPOLN"},
 353         {"Speaker", NULL, "SPORP"},
 354         {"Speaker", NULL, "SPORN"},
 355 };
 356
 357 static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = {
 358         {"Speaker", NULL, "SPOLP"},
 359         {"Speaker", NULL, "SPOLN"},
 360 };
 361
 362 static const struct snd_kcontrol_new byt_rt5640_controls[] = {
 363         SOC_DAPM_PIN_SWITCH("Headphone"),
 364         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 365         SOC_DAPM_PIN_SWITCH("Internal Mic"),
 366         SOC_DAPM_PIN_SWITCH("Speaker"),
 367 };
 368
 369 static struct snd_soc_jack_pin rt5640_pins[] = {
 370         {
 371                 .pin    = "Headphone",
 372                 .mask   = SND_JACK_HEADPHONE,
 373         },
 374         {
 375                 .pin    = "Headset Mic",
 376                 .mask   = SND_JACK_MICROPHONE,
 377         },
 378 };
 379
 380 static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
 381                                         struct snd_pcm_hw_params *params)
 382 {
 383         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 384         struct snd_soc_dai *dai = rtd->codec_dai;
 385
 386         return byt_rt5640_prepare_and_enable_pll1(dai, params_rate(params));
 387 }
 388
 389 /* Please keep this list alphabetically sorted */
 390 static const struct dmi_system_id byt_rt5640_quirk_table[] = {
 391         {       /* Acer Iconia Tab 8 W1-810 */
 392                 .matches = {
 393                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
 394                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Iconia W1-810"),
 395                 },
 396                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 397                                         BYT_RT5640_JD_SRC_JD1_IN4P |
 398                                         BYT_RT5640_OVCD_TH_1500UA |
 399                                         BYT_RT5640_OVCD_SF_0P75 |
 400                                         BYT_RT5640_SSP0_AIF1 |
 401                                         BYT_RT5640_MCLK_EN),
 402         },
 403         {
 404                 .matches = {
 405                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 406                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
 407                 },
 408                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 409                                                  BYT_RT5640_MCLK_EN |
 410                                                  BYT_RT5640_SSP0_AIF1),
 411
 412         },
 413         {
 414                 .matches = {
 415                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"),
 416                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"),
 417                 },
 418                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 419                                         BYT_RT5640_MONO_SPEAKER |
 420                                         BYT_RT5640_SSP0_AIF1 |
 421                                         BYT_RT5640_MCLK_EN),
 422         },
 423         {
 424                 .matches = {
 425                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 426                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ME176C"),
 427                 },
 428                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 429                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 430                                         BYT_RT5640_OVCD_TH_2000UA |
 431                                         BYT_RT5640_OVCD_SF_0P75 |
 432                                         BYT_RT5640_SSP0_AIF1 |
 433                                         BYT_RT5640_MCLK_EN),
 434         },
 435         {
 436                 .matches = {
 437                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 438                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
 439                 },
 440                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 441                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 442                                         BYT_RT5640_OVCD_TH_2000UA |
 443                                         BYT_RT5640_OVCD_SF_0P75 |
 444                                         BYT_RT5640_MCLK_EN),
 445         },
 446         {
 447                 .matches = {
 448                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 449                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"),
 450                 },
 451                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 452                                         BYT_RT5640_MONO_SPEAKER |
 453                                         BYT_RT5640_DIFF_MIC |
 454                                         BYT_RT5640_SSP0_AIF2 |
 455                                         BYT_RT5640_MCLK_EN),
 456         },
 457         {       /* Chuwi Vi8 (CWI506) */
 458                 .matches = {
 459                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
 460                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "i86"),
 461                         /* The above are too generic, also match BIOS info */
 462                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"),
 463                 },
 464                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 465                                         BYT_RT5640_MONO_SPEAKER |
 466                                         BYT_RT5640_SSP0_AIF1 |
 467                                         BYT_RT5640_MCLK_EN),
 468         },
 469         {
 470                 /* Chuwi Vi10 (CWI505) */
 471                 .matches = {
 472                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
 473                         DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"),
 474                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
 475                         DMI_MATCH(DMI_PRODUCT_NAME, "S165"),
 476                 },
 477                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 478                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 479                                         BYT_RT5640_OVCD_TH_2000UA |
 480                                         BYT_RT5640_OVCD_SF_0P75 |
 481                                         BYT_RT5640_DIFF_MIC |
 482                                         BYT_RT5640_SSP0_AIF1 |
 483                                         BYT_RT5640_MCLK_EN),
 484         },
 485         {
 486                 .matches = {
 487                         DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"),
 488                         DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"),
 489                 },
 490                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP),
 491         },
 492         {       /* Connect Tablet 9 */
 493                 .matches = {
 494                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Connect"),
 495                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Tablet 9"),
 496                 },
 497                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 498                                         BYT_RT5640_MONO_SPEAKER |
 499                                         BYT_RT5640_SSP0_AIF1 |
 500                                         BYT_RT5640_MCLK_EN),
 501         },
 502         {
 503                 .matches = {
 504                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 505                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
 506                 },
 507                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 508                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 509                                         BYT_RT5640_OVCD_TH_2000UA |
 510                                         BYT_RT5640_OVCD_SF_0P75 |
 511                                         BYT_RT5640_MONO_SPEAKER |
 512                                         BYT_RT5640_MCLK_EN),
 513         },
 514         {
 515                 .matches = {
 516                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 517                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"),
 518                 },
 519                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 520                                         BYT_RT5640_MCLK_EN),
 521         },
 522         {       /* HP Pavilion x2 10-n000nd */
 523                 .matches = {
 524                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 525                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"),
 526                 },
 527                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 528                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 529                                         BYT_RT5640_OVCD_TH_1500UA |
 530                                         BYT_RT5640_OVCD_SF_0P75 |
 531                                         BYT_RT5640_SSP0_AIF1 |
 532                                         BYT_RT5640_MCLK_EN),
 533         },
 534         {       /* HP Stream 7 */
 535                 .matches = {
 536                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 537                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Stream 7 Tablet"),
 538                 },
 539                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 540                                         BYT_RT5640_MONO_SPEAKER |
 541                                         BYT_RT5640_JD_NOT_INV |
 542                                         BYT_RT5640_SSP0_AIF1 |
 543                                         BYT_RT5640_MCLK_EN),
 544         },
 545         {       /* I.T.Works TW891 */
 546                 .matches = {
 547                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
 548                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"),
 549                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
 550                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
 551                 },
 552                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 553                                         BYT_RT5640_MONO_SPEAKER |
 554                                         BYT_RT5640_SSP0_AIF1 |
 555                                         BYT_RT5640_MCLK_EN),
 556         },
 557         {       /* Lamina I8270 / T701BR.SE */
 558                 .matches = {
 559                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Lamina"),
 560                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "T701BR.SE"),
 561                 },
 562                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 563                                         BYT_RT5640_MONO_SPEAKER |
 564                                         BYT_RT5640_JD_NOT_INV |
 565                                         BYT_RT5640_SSP0_AIF1 |
 566                                         BYT_RT5640_MCLK_EN),
 567         },
 568         {       /* Lenovo Miix 2 8 */
 569                 .matches = {
 570                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 571                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "20326"),
 572                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Hiking"),
 573                 },
 574                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 575                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 576                                         BYT_RT5640_OVCD_TH_2000UA |
 577                                         BYT_RT5640_OVCD_SF_0P75 |
 578                                         BYT_RT5640_MONO_SPEAKER |
 579                                         BYT_RT5640_MCLK_EN),
 580         },
 581         {       /* Linx Linx7 tablet */
 582                 .matches = {
 583                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"),
 584                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LINX7"),
 585                 },
 586                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 587                                         BYT_RT5640_MONO_SPEAKER |
 588                                         BYT_RT5640_JD_NOT_INV |
 589                                         BYT_RT5640_SSP0_AIF1 |
 590                                         BYT_RT5640_MCLK_EN),
 591         },
 592         {       /* MSI S100 tablet */
 593                 .matches = {
 594                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."),
 595                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "S100"),
 596                 },
 597                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 598                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 599                                         BYT_RT5640_OVCD_TH_2000UA |
 600                                         BYT_RT5640_OVCD_SF_0P75 |
 601                                         BYT_RT5640_MONO_SPEAKER |
 602                                         BYT_RT5640_DIFF_MIC |
 603                                         BYT_RT5640_MCLK_EN),
 604         },
 605         {       /* Nuvison/TMax TM800W560 */
 606                 .matches = {
 607                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TMAX"),
 608                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TM800W560L"),
 609                 },
 610                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 611                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 612                                         BYT_RT5640_OVCD_TH_2000UA |
 613                                         BYT_RT5640_OVCD_SF_0P75 |
 614                                         BYT_RT5640_JD_NOT_INV |
 615                                         BYT_RT5640_DIFF_MIC |
 616                                         BYT_RT5640_SSP0_AIF1 |
 617                                         BYT_RT5640_MCLK_EN),
 618         },
 619         {       /* Onda v975w */
 620                 .matches = {
 621                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 622                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 623                         /* The above are too generic, also match BIOS info */
 624                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "5.6.5"),
 625                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "07/25/2014"),
 626                 },
 627                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 628                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 629                                         BYT_RT5640_OVCD_TH_2000UA |
 630                                         BYT_RT5640_OVCD_SF_0P75 |
 631                                         BYT_RT5640_DIFF_MIC |
 632                                         BYT_RT5640_MCLK_EN),
 633         },
 634         {       /* Pipo W4 */
 635                 .matches = {
 636                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 637                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 638                         /* The above are too generic, also match BIOS info */
 639                         DMI_MATCH(DMI_BIOS_VERSION, "V8L_WIN32_CHIPHD"),
 640                 },
 641                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 642                                         BYT_RT5640_MONO_SPEAKER |
 643                                         BYT_RT5640_SSP0_AIF1 |
 644                                         BYT_RT5640_MCLK_EN),
 645         },
 646         {       /* Point of View Mobii TAB-P800W (V2.0) */
 647                 .matches = {
 648                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 649                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 650                         /* The above are too generic, also match BIOS info */
 651                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1014"),
 652                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "10/24/2014"),
 653                 },
 654                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 655                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 656                                         BYT_RT5640_OVCD_TH_2000UA |
 657                                         BYT_RT5640_OVCD_SF_0P75 |
 658                                         BYT_RT5640_MONO_SPEAKER |
 659                                         BYT_RT5640_DIFF_MIC |
 660                                         BYT_RT5640_SSP0_AIF2 |
 661                                         BYT_RT5640_MCLK_EN),
 662         },
 663         {       /* Point of View Mobii TAB-P800W (V2.1) */
 664                 .matches = {
 665                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 666                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 667                         /* The above are too generic, also match BIOS info */
 668                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1013"),
 669                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "08/22/2014"),
 670                 },
 671                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 672                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 673                                         BYT_RT5640_OVCD_TH_2000UA |
 674                                         BYT_RT5640_OVCD_SF_0P75 |
 675                                         BYT_RT5640_MONO_SPEAKER |
 676                                         BYT_RT5640_DIFF_MIC |
 677                                         BYT_RT5640_SSP0_AIF2 |
 678                                         BYT_RT5640_MCLK_EN),
 679         },
 680         {       /* Point of View Mobii TAB-P1005W-232 (V2.0) */
 681                 .matches = {
 682                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "POV"),
 683                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "I102A"),
 684                 },
 685                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 686                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 687                                         BYT_RT5640_OVCD_TH_2000UA |
 688                                         BYT_RT5640_OVCD_SF_0P75 |
 689                                         BYT_RT5640_DIFF_MIC |
 690                                         BYT_RT5640_SSP0_AIF1 |
 691                                         BYT_RT5640_MCLK_EN),
 692         },
 693         {
 694                 /* Prowise PT301 */
 695                 .matches = {
 696                         DMI_MATCH(DMI_SYS_VENDOR, "Prowise"),
 697                         DMI_MATCH(DMI_PRODUCT_NAME, "PT301"),
 698                 },
 699                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 700                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 701                                         BYT_RT5640_OVCD_TH_2000UA |
 702                                         BYT_RT5640_OVCD_SF_0P75 |
 703                                         BYT_RT5640_DIFF_MIC |
 704                                         BYT_RT5640_SSP0_AIF1 |
 705                                         BYT_RT5640_MCLK_EN),
 706         },
 707         {
 708                 .matches = {
 709                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
 710                         DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
 711                 },
 712                 .driver_data = (void *)(BYT_RT5640_IN3_MAP |
 713                                         BYT_RT5640_MCLK_EN |
 714                                         BYT_RT5640_SSP0_AIF1),
 715         },
 716         {       /* Toshiba Satellite Click Mini L9W-B */
 717                 .matches = {
 718                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 719                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SATELLITE Click Mini L9W-B"),
 720                 },
 721                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 722                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 723                                         BYT_RT5640_OVCD_TH_1500UA |
 724                                         BYT_RT5640_OVCD_SF_0P75 |
 725                                         BYT_RT5640_SSP0_AIF1 |
 726                                         BYT_RT5640_MCLK_EN),
 727         },
 728         {       /* Catch-all for generic Insyde tablets, must be last */
 729                 .matches = {
 730                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
 731                 },
 732                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 733                                         BYT_RT5640_MCLK_EN |
 734                                         BYT_RT5640_SSP0_AIF1),
 735
 736         },
 737         {}
 738 };
 739
 740 /*
 741  * Note this MUST be called before snd_soc_register_card(), so that the props
 742  * are in place before the codec component driver's probe function parses them.
 743  */
 744 static int byt_rt5640_add_codec_device_props(const char *i2c_dev_name)
 745 {
 746         struct property_entry props[MAX_NO_PROPS] = {};
 747         struct device *i2c_dev;
 748         int ret, cnt = 0;
 749
 750         i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name);
 751         if (!i2c_dev)
 752                 return -EPROBE_DEFER;
 753
 754         switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
 755         case BYT_RT5640_DMIC1_MAP:
 756                 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic1-data-pin",
 757                                                   RT5640_DMIC1_DATA_PIN_IN1P);
 758                 break;
 759         case BYT_RT5640_DMIC2_MAP:
 760                 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic2-data-pin",
 761                                                   RT5640_DMIC2_DATA_PIN_IN1N);
 762                 break;
 763         case BYT_RT5640_IN1_MAP:
 764                 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 765                         props[cnt++] =
 766                                 PROPERTY_ENTRY_BOOL("realtek,in1-differential");
 767                 break;
 768         case BYT_RT5640_IN3_MAP:
 769                 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 770                         props[cnt++] =
 771                                 PROPERTY_ENTRY_BOOL("realtek,in3-differential");
 772                 break;
 773         }
 774
 775         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 776                 props[cnt++] = PROPERTY_ENTRY_U32(
 777                                     "realtek,jack-detect-source",
 778                                     BYT_RT5640_JDSRC(byt_rt5640_quirk));
 779
 780                 props[cnt++] = PROPERTY_ENTRY_U32(
 781                                     "realtek,over-current-threshold-microamp",
 782                                     BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100);
 783
 784                 props[cnt++] = PROPERTY_ENTRY_U32(
 785                                     "realtek,over-current-scale-factor",
 786                                     BYT_RT5640_OVCD_SF(byt_rt5640_quirk));
 787         }
 788
 789         if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV)
 790                 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted");
 791
 792         ret = device_add_properties(i2c_dev, props);
 793         put_device(i2c_dev);
 794
 795         return ret;
 796 }
 797
 798 static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
 799 {
 800         struct snd_soc_card *card = runtime->card;
 801         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
 802         struct snd_soc_component *component = runtime->codec_dai->component;
 803         const struct snd_soc_dapm_route *custom_map;
 804         int num_routes;
 805         int ret;
 806
 807         card->dapm.idle_bias_off = true;
 808
 809         /* Start with RC clk for jack-detect (we disable MCLK below) */
 810         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN)
 811                 snd_soc_component_update_bits(component, RT5640_GLB_CLK,
 812                         RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_RCCLK);
 813
 814         rt5640_sel_asrc_clk_src(component,
 815                                 RT5640_DA_STEREO_FILTER |
 816                                 RT5640_DA_MONO_L_FILTER |
 817                                 RT5640_DA_MONO_R_FILTER |
 818                                 RT5640_AD_STEREO_FILTER |
 819                                 RT5640_AD_MONO_L_FILTER |
 820                                 RT5640_AD_MONO_R_FILTER,
 821                                 RT5640_CLK_SEL_ASRC);
 822
 823         ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
 824                                         ARRAY_SIZE(byt_rt5640_controls));
 825         if (ret) {
 826                 dev_err(card->dev, "unable to add card controls\n");
 827                 return ret;
 828         }
 829
 830         switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
 831         case BYT_RT5640_IN1_MAP:
 832                 custom_map = byt_rt5640_intmic_in1_map;
 833                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
 834                 break;
 835         case BYT_RT5640_IN3_MAP:
 836                 custom_map = byt_rt5640_intmic_in3_map;
 837                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map);
 838                 break;
 839         case BYT_RT5640_DMIC2_MAP:
 840                 custom_map = byt_rt5640_intmic_dmic2_map;
 841                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
 842                 break;
 843         default:
 844                 custom_map = byt_rt5640_intmic_dmic1_map;
 845                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
 846         }
 847
 848         ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
 849         if (ret)
 850                 return ret;
 851
 852         if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
 853                 ret = snd_soc_dapm_add_routes(&card->dapm,
 854                                         byt_rt5640_ssp2_aif2_map,
 855                                         ARRAY_SIZE(byt_rt5640_ssp2_aif2_map));
 856         } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
 857                 ret = snd_soc_dapm_add_routes(&card->dapm,
 858                                         byt_rt5640_ssp0_aif1_map,
 859                                         ARRAY_SIZE(byt_rt5640_ssp0_aif1_map));
 860         } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
 861                 ret = snd_soc_dapm_add_routes(&card->dapm,
 862                                         byt_rt5640_ssp0_aif2_map,
 863                                         ARRAY_SIZE(byt_rt5640_ssp0_aif2_map));
 864         } else {
 865                 ret = snd_soc_dapm_add_routes(&card->dapm,
 866                                         byt_rt5640_ssp2_aif1_map,
 867                                         ARRAY_SIZE(byt_rt5640_ssp2_aif1_map));
 868         }
 869         if (ret)
 870                 return ret;
 871
 872         if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) {
 873                 ret = snd_soc_dapm_add_routes(&card->dapm,
 874                                         byt_rt5640_mono_spk_map,
 875                                         ARRAY_SIZE(byt_rt5640_mono_spk_map));
 876         } else {
 877                 ret = snd_soc_dapm_add_routes(&card->dapm,
 878                                         byt_rt5640_stereo_spk_map,
 879                                         ARRAY_SIZE(byt_rt5640_stereo_spk_map));
 880         }
 881         if (ret)
 882                 return ret;
 883
 884         snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone");
 885         snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker");
 886
 887         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 888                 /*
 889                  * The firmware might enable the clock at
 890                  * boot (this information may or may not
 891                  * be reflected in the enable clock register).
 892                  * To change the rate we must disable the clock
 893                  * first to cover these cases. Due to common
 894                  * clock framework restrictions that do not allow
 895                  * to disable a clock that has not been enabled,
 896                  * we need to enable the clock first.
 897                  */
 898                 ret = clk_prepare_enable(priv->mclk);
 899                 if (!ret)
 900                         clk_disable_unprepare(priv->mclk);
 901
 902                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ)
 903                         ret = clk_set_rate(priv->mclk, 25000000);
 904                 else
 905                         ret = clk_set_rate(priv->mclk, 19200000);
 906
 907                 if (ret) {
 908                         dev_err(card->dev, "unable to set MCLK rate\n");
 909                         return ret;
 910                 }
 911         }
 912
 913         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 914                 ret = snd_soc_card_jack_new(card, "Headset",
 915                                             SND_JACK_HEADSET | SND_JACK_BTN_0,
 916                                             &priv->jack, rt5640_pins,
 917                                             ARRAY_SIZE(rt5640_pins));
 918                 if (ret) {
 919                         dev_err(card->dev, "Jack creation failed %d\n", ret);
 920                         return ret;
 921                 }
 922                 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0,
 923                                  KEY_PLAYPAUSE);
 924                 snd_soc_component_set_jack(component, &priv->jack, NULL);
 925         }
 926
 927         return 0;
 928 }
 929
 930 static const struct snd_soc_pcm_stream byt_rt5640_dai_params = {
 931         .formats = SNDRV_PCM_FMTBIT_S24_LE,
 932         .rate_min = 48000,
 933         .rate_max = 48000,
 934         .channels_min = 2,
 935         .channels_max = 2,
 936 };
 937
 938 static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd,
 939                             struct snd_pcm_hw_params *params)
 940 {
 941         struct snd_interval *rate = hw_param_interval(params,
 942                         SNDRV_PCM_HW_PARAM_RATE);
 943         struct snd_interval *channels = hw_param_interval(params,
 944                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 945         int ret;
 946
 947         /* The DSP will covert the FE rate to 48k, stereo */
 948         rate->min = rate->max = 48000;
 949         channels->min = channels->max = 2;
 950
 951         if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
 952                 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
 953
 954                 /* set SSP0 to 16-bit */
 955                 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
 956
 957                 /*
 958                  * Default mode for SSP configuration is TDM 4 slot, override config
 959                  * with explicit setting to I2S 2ch 16-bit. The word length is set with
 960                  * dai_set_tdm_slot() since there is no other API exposed
 961                  */
 962                 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
 963                                         SND_SOC_DAIFMT_I2S     |
 964                                         SND_SOC_DAIFMT_NB_NF   |
 965                                         SND_SOC_DAIFMT_CBS_CFS
 966                         );
 967                 if (ret < 0) {
 968                         dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
 969                         return ret;
 970                 }
 971
 972                 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
 973                 if (ret < 0) {
 974                         dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
 975                         return ret;
 976                 }
 977
 978         } else {
 979
 980                 /* set SSP2 to 24-bit */
 981                 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
 982
 983                 /*
 984                  * Default mode for SSP configuration is TDM 4 slot, override config
 985                  * with explicit setting to I2S 2ch 24-bit. The word length is set with
 986                  * dai_set_tdm_slot() since there is no other API exposed
 987                  */
 988                 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
 989                                         SND_SOC_DAIFMT_I2S     |
 990                                         SND_SOC_DAIFMT_NB_NF   |
 991                                         SND_SOC_DAIFMT_CBS_CFS
 992                         );
 993                 if (ret < 0) {
 994                         dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
 995                         return ret;
 996                 }
 997
 998                 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
 999                 if (ret < 0) {
1000                         dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
1001                         return ret;
1002                 }
1003         }
1004         return 0;
1005 }
1006
1007 static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream)
1008 {
1009         return snd_pcm_hw_constraint_single(substream->runtime,
1010                         SNDRV_PCM_HW_PARAM_RATE, 48000);
1011 }
1012
1013 static const struct snd_soc_ops byt_rt5640_aif1_ops = {
1014         .startup = byt_rt5640_aif1_startup,
1015 };
1016
1017 static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = {
1018         .hw_params = byt_rt5640_aif1_hw_params,
1019 };
1020
1021 SND_SOC_DAILINK_DEF(dummy,
1022         DAILINK_COMP_ARRAY(COMP_DUMMY()));
1023
1024 SND_SOC_DAILINK_DEF(media,
1025         DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
1026
1027 SND_SOC_DAILINK_DEF(deepbuffer,
1028         DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
1029
1030 SND_SOC_DAILINK_DEF(ssp2_port,
1031         /* overwritten for ssp0 routing */
1032         DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
1033 SND_SOC_DAILINK_DEF(ssp2_codec,
1034         DAILINK_COMP_ARRAY(COMP_CODEC(
1035         /* overwritten with HID */ "i2c-10EC5640:00",
1036         /* changed w/ quirk */  "rt5640-aif1")));
1037
1038 SND_SOC_DAILINK_DEF(platform,
1039         DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
1040
1041 static struct snd_soc_dai_link byt_rt5640_dais[] = {
1042         [MERR_DPCM_AUDIO] = {
1043                 .name = "Baytrail Audio Port",
1044                 .stream_name = "Baytrail Audio",
1045                 .nonatomic = true,
1046                 .dynamic = 1,
1047                 .dpcm_playback = 1,
1048                 .dpcm_capture = 1,
1049                 .ops = &byt_rt5640_aif1_ops,
1050                 SND_SOC_DAILINK_REG(media, dummy, platform),
1051         },
1052         [MERR_DPCM_DEEP_BUFFER] = {
1053                 .name = "Deep-Buffer Audio Port",
1054                 .stream_name = "Deep-Buffer Audio",
1055                 .nonatomic = true,
1056                 .dynamic = 1,
1057                 .dpcm_playback = 1,
1058                 .ops = &byt_rt5640_aif1_ops,
1059                 SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
1060         },
1061                 /* back ends */
1062         {
1063                 .name = "SSP2-Codec",
1064                 .id = 0,
1065                 .no_pcm = 1,
1066                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
1067                                                 | SND_SOC_DAIFMT_CBS_CFS,
1068                 .be_hw_params_fixup = byt_rt5640_codec_fixup,
1069                 .ignore_suspend = 1,
1070                 .nonatomic = true,
1071                 .dpcm_playback = 1,
1072                 .dpcm_capture = 1,
1073                 .init = byt_rt5640_init,
1074                 .ops = &byt_rt5640_be_ssp2_ops,
1075                 SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform),
1076         },
1077 };
1078
1079 /* SoC card */
1080 static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN];
1081 static char byt_rt5640_codec_aif_name[12]; /*  = "rt5640-aif[1|2]" */
1082 static char byt_rt5640_cpu_dai_name[10]; /*  = "ssp[0|2]-port" */
1083 static char byt_rt5640_long_name[40]; /* = "bytcr-rt5640-*-spk-*-mic" */
1084
1085 static int byt_rt5640_suspend(struct snd_soc_card *card)
1086 {
1087         struct snd_soc_component *component;
1088
1089         if (!BYT_RT5640_JDSRC(byt_rt5640_quirk))
1090                 return 0;
1091
1092         for_each_card_components(card, component) {
1093                 if (!strcmp(component->name, byt_rt5640_codec_name)) {
1094                         dev_dbg(component->dev, "disabling jack detect before suspend\n");
1095                         snd_soc_component_set_jack(component, NULL, NULL);
1096                         break;
1097                 }
1098         }
1099
1100         return 0;
1101 }
1102
1103 static int byt_rt5640_resume(struct snd_soc_card *card)
1104 {
1105         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
1106         struct snd_soc_component *component;
1107
1108         if (!BYT_RT5640_JDSRC(byt_rt5640_quirk))
1109                 return 0;
1110
1111         for_each_card_components(card, component) {
1112                 if (!strcmp(component->name, byt_rt5640_codec_name)) {
1113                         dev_dbg(component->dev, "re-enabling jack detect after resume\n");
1114                         snd_soc_component_set_jack(component, &priv->jack, NULL);
1115                         break;
1116                 }
1117         }
1118
1119         return 0;
1120 }
1121
1122 static struct snd_soc_card byt_rt5640_card = {
1123         .name = "bytcr-rt5640",
1124         .owner = THIS_MODULE,
1125         .dai_link = byt_rt5640_dais,
1126         .num_links = ARRAY_SIZE(byt_rt5640_dais),
1127         .dapm_widgets = byt_rt5640_widgets,
1128         .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
1129         .dapm_routes = byt_rt5640_audio_map,
1130         .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
1131         .fully_routed = true,
1132         .suspend_pre = byt_rt5640_suspend,
1133         .resume_post = byt_rt5640_resume,
1134 };
1135
1136 struct acpi_chan_package {   /* ACPICA seems to require 64 bit integers */
1137         u64 aif_value;       /* 1: AIF1, 2: AIF2 */
1138         u64 mclock_value;    /* usually 25MHz (0x17d7940), ignored */
1139 };
1140
1141 static int snd_byt_rt5640_mc_probe(struct platform_device *pdev)
1142 {
1143         static const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" };
1144         const struct dmi_system_id *dmi_id;
1145         struct byt_rt5640_private *priv;
1146         struct snd_soc_acpi_mach *mach;
1147         const char *platform_name;
1148         struct acpi_device *adev;
1149         int ret_val = 0;
1150         int dai_index = 0;
1151         int i;
1152
1153         is_bytcr = false;
1154         priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
1155         if (!priv)
1156                 return -ENOMEM;
1157
1158         /* register the soc card */
1159         byt_rt5640_card.dev = &pdev->dev;
1160         mach = byt_rt5640_card.dev->platform_data;
1161         snd_soc_card_set_drvdata(&byt_rt5640_card, priv);
1162
1163         /* fix index of codec dai */
1164         for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) {
1165                 if (!strcmp(byt_rt5640_dais[i].codecs->name,
1166                             "i2c-10EC5640:00")) {
1167                         dai_index = i;
1168                         break;
1169                 }
1170         }
1171
1172         /* fixup codec name based on HID */
1173         adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
1174         if (adev) {
1175                 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name),
1176                          "i2c-%s", acpi_dev_name(adev));
1177                 put_device(&adev->dev);
1178                 byt_rt5640_dais[dai_index].codecs->name = byt_rt5640_codec_name;
1179         }
1180
1181         /*
1182          * swap SSP0 if bytcr is detected
1183          * (will be overridden if DMI quirk is detected)
1184          */
1185         if (soc_intel_is_byt()) {
1186                 if (mach->mach_params.acpi_ipc_irq_index == 0)
1187                         is_bytcr = true;
1188         }
1189
1190         if (is_bytcr) {
1191                 /*
1192                  * Baytrail CR platforms may have CHAN package in BIOS, try
1193                  * to find relevant routing quirk based as done on Windows
1194                  * platforms. We have to read the information directly from the
1195                  * BIOS, at this stage the card is not created and the links
1196                  * with the codec driver/pdata are non-existent
1197                  */
1198
1199                 struct acpi_chan_package chan_package;
1200
1201                 /* format specified: 2 64-bit integers */
1202                 struct acpi_buffer format = {sizeof("NN"), "NN"};
1203                 struct acpi_buffer state = {0, NULL};
1204                 struct snd_soc_acpi_package_context pkg_ctx;
1205                 bool pkg_found = false;
1206
1207                 state.length = sizeof(chan_package);
1208                 state.pointer = &chan_package;
1209
1210                 pkg_ctx.name = "CHAN";
1211                 pkg_ctx.length = 2;
1212                 pkg_ctx.format = &format;
1213                 pkg_ctx.state = &state;
1214                 pkg_ctx.data_valid = false;
1215
1216                 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id,
1217                                                                &pkg_ctx);
1218                 if (pkg_found) {
1219                         if (chan_package.aif_value == 1) {
1220                                 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n");
1221                                 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1;
1222                         } else  if (chan_package.aif_value == 2) {
1223                                 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n");
1224                                 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
1225                         } else {
1226                                 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n");
1227                                 pkg_found = false;
1228                         }
1229                 }
1230
1231                 if (!pkg_found) {
1232                         /* no BIOS indications, assume SSP0-AIF2 connection */
1233                         byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
1234                 }
1235
1236                 /* change defaults for Baytrail-CR capture */
1237                 byt_rt5640_quirk |= BYTCR_INPUT_DEFAULTS;
1238         } else {
1239                 byt_rt5640_quirk |= BYT_RT5640_DMIC1_MAP |
1240                                     BYT_RT5640_JD_SRC_JD2_IN4N |
1241                                     BYT_RT5640_OVCD_TH_2000UA |
1242                                     BYT_RT5640_OVCD_SF_0P75;
1243         }
1244
1245         /* check quirks before creating card */
1246         dmi_id = dmi_first_match(byt_rt5640_quirk_table);
1247         if (dmi_id)
1248                 byt_rt5640_quirk = (unsigned long)dmi_id->driver_data;
1249         if (quirk_override != -1) {
1250                 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n",
1251                          (unsigned int)byt_rt5640_quirk, quirk_override);
1252                 byt_rt5640_quirk = quirk_override;
1253         }
1254
1255         /* Must be called before register_card, also see declaration comment. */
1256         ret_val = byt_rt5640_add_codec_device_props(byt_rt5640_codec_name);
1257         if (ret_val)
1258                 return ret_val;
1259
1260         log_quirks(&pdev->dev);
1261
1262         if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) ||
1263             (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
1264
1265                 /* fixup codec aif name */
1266                 snprintf(byt_rt5640_codec_aif_name,
1267                         sizeof(byt_rt5640_codec_aif_name),
1268                         "%s", "rt5640-aif2");
1269
1270                 byt_rt5640_dais[dai_index].codecs->dai_name =
1271                         byt_rt5640_codec_aif_name;
1272         }
1273
1274         if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
1275             (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
1276
1277                 /* fixup cpu dai name name */
1278                 snprintf(byt_rt5640_cpu_dai_name,
1279                         sizeof(byt_rt5640_cpu_dai_name),
1280                         "%s", "ssp0-port");
1281
1282                 byt_rt5640_dais[dai_index].cpus->dai_name =
1283                         byt_rt5640_cpu_dai_name;
1284         }
1285
1286         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
1287                 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
1288                 if (IS_ERR(priv->mclk)) {
1289                         ret_val = PTR_ERR(priv->mclk);
1290
1291                         dev_err(&pdev->dev,
1292                                 "Failed to get MCLK from pmc_plt_clk_3: %d\n",
1293                                 ret_val);
1294
1295                         /*
1296                          * Fall back to bit clock usage for -ENOENT (clock not
1297                          * available likely due to missing dependencies), bail
1298                          * for all other errors, including -EPROBE_DEFER
1299                          */
1300                         if (ret_val != -ENOENT)
1301                                 return ret_val;
1302                         byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN;
1303                 }
1304         }
1305
1306         snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name),
1307                  "bytcr-rt5640-%s-spk-%s-mic",
1308                  (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ?
1309                         "mono" : "stereo",
1310                  map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]);
1311         byt_rt5640_card.long_name = byt_rt5640_long_name;
1312
1313         /* override plaform name, if required */
1314         platform_name = mach->mach_params.platform;
1315
1316         ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5640_card,
1317                                                         platform_name);
1318         if (ret_val)
1319                 return ret_val;
1320
1321         ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card);
1322
1323         if (ret_val) {
1324                 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n",
1325                         ret_val);
1326                 return ret_val;
1327         }
1328         platform_set_drvdata(pdev, &byt_rt5640_card);
1329         return ret_val;
1330 }
1331
1332 static struct platform_driver snd_byt_rt5640_mc_driver = {
1333         .driver = {
1334                 .name = "bytcr_rt5640",
1335         },
1336         .probe = snd_byt_rt5640_mc_probe,
1337 };
1338
1339 module_platform_driver(snd_byt_rt5640_mc_driver);
1340
1341 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver");
1342 MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>");
1343 MODULE_LICENSE("GPL v2");
1344 MODULE_ALIAS("platform:bytcr_rt5640");