sound/soc/intel/boards/bytcr_rt5640.c

   1 /*
   2  *  byt_cr_dpcm_rt5640.c - ASoc Machine driver for Intel Byt CR platform
   3  *
   4  *  Copyright (C) 2014 Intel Corp
   5  *  Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
   6  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; version 2 of the License.
  11  *
  12  *  This program is distributed in the hope that it will be useful, but
  13  *  WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  General Public License for more details.
  16  *
  17  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  18  */
  19
  20 #include <linux/i2c.h>
  21 #include <linux/init.h>
  22 #include <linux/module.h>
  23 #include <linux/moduleparam.h>
  24 #include <linux/platform_device.h>
  25 #include <linux/acpi.h>
  26 #include <linux/clk.h>
  27 #include <linux/device.h>
  28 #include <linux/dmi.h>
  29 #include <linux/input.h>
  30 #include <linux/slab.h>
  31 #include <asm/cpu_device_id.h>
  32 #include <sound/pcm.h>
  33 #include <sound/pcm_params.h>
  34 #include <sound/soc.h>
  35 #include <sound/jack.h>
  36 #include <sound/soc-acpi.h>
  37 #include <dt-bindings/sound/rt5640.h>
  38 #include "../../codecs/rt5640.h"
  39 #include "../atom/sst-atom-controls.h"
  40 #include "../common/sst-dsp.h"
  41
  42 enum {
  43         BYT_RT5640_DMIC1_MAP,
  44         BYT_RT5640_DMIC2_MAP,
  45         BYT_RT5640_IN1_MAP,
  46         BYT_RT5640_IN3_MAP,
  47 };
  48
  49 enum {
  50         BYT_RT5640_JD_SRC_GPIO1         = (RT5640_JD_SRC_GPIO1 << 4),
  51         BYT_RT5640_JD_SRC_JD1_IN4P      = (RT5640_JD_SRC_JD1_IN4P << 4),
  52         BYT_RT5640_JD_SRC_JD2_IN4N      = (RT5640_JD_SRC_JD2_IN4N << 4),
  53         BYT_RT5640_JD_SRC_GPIO2         = (RT5640_JD_SRC_GPIO2 << 4),
  54         BYT_RT5640_JD_SRC_GPIO3         = (RT5640_JD_SRC_GPIO3 << 4),
  55         BYT_RT5640_JD_SRC_GPIO4         = (RT5640_JD_SRC_GPIO4 << 4),
  56 };
  57
  58 enum {
  59         BYT_RT5640_OVCD_TH_600UA        = (6 << 8),
  60         BYT_RT5640_OVCD_TH_1500UA       = (15 << 8),
  61         BYT_RT5640_OVCD_TH_2000UA       = (20 << 8),
  62 };
  63
  64 enum {
  65         BYT_RT5640_OVCD_SF_0P5          = (RT5640_OVCD_SF_0P5 << 13),
  66         BYT_RT5640_OVCD_SF_0P75         = (RT5640_OVCD_SF_0P75 << 13),
  67         BYT_RT5640_OVCD_SF_1P0          = (RT5640_OVCD_SF_1P0 << 13),
  68         BYT_RT5640_OVCD_SF_1P5          = (RT5640_OVCD_SF_1P5 << 13),
  69 };
  70
  71 #define BYT_RT5640_MAP(quirk)           ((quirk) &  GENMASK(3, 0))
  72 #define BYT_RT5640_JDSRC(quirk)         (((quirk) & GENMASK(7, 4)) >> 4)
  73 #define BYT_RT5640_OVCD_TH(quirk)       (((quirk) & GENMASK(12, 8)) >> 8)
  74 #define BYT_RT5640_OVCD_SF(quirk)       (((quirk) & GENMASK(14, 13)) >> 13)
  75 #define BYT_RT5640_JD_NOT_INV           BIT(16)
  76 #define BYT_RT5640_MONO_SPEAKER         BIT(17)
  77 #define BYT_RT5640_DIFF_MIC             BIT(18) /* default is single-ended */
  78 #define BYT_RT5640_SSP2_AIF2            BIT(19) /* default is using AIF1  */
  79 #define BYT_RT5640_SSP0_AIF1            BIT(20)
  80 #define BYT_RT5640_SSP0_AIF2            BIT(21)
  81 #define BYT_RT5640_MCLK_EN              BIT(22)
  82 #define BYT_RT5640_MCLK_25MHZ           BIT(23)
  83
  84 #define BYTCR_INPUT_DEFAULTS                            \
  85         (BYT_RT5640_IN3_MAP |                           \
  86          BYT_RT5640_JD_SRC_JD1_IN4P |                   \
  87          BYT_RT5640_OVCD_TH_2000UA |                    \
  88          BYT_RT5640_OVCD_SF_0P75 |                      \
  89          BYT_RT5640_DIFF_MIC)
  90
  91 /* in-diff or dmic-pin + jdsrc + ovcd-th + -sf + jd-inv + terminating entry */
  92 #define MAX_NO_PROPS 6
  93
  94 struct byt_rt5640_private {
  95         struct snd_soc_jack jack;
  96         struct clk *mclk;
  97 };
  98 static bool is_bytcr;
  99
 100 static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN;
 101 static unsigned int quirk_override;
 102 module_param_named(quirk, quirk_override, uint, 0444);
 103 MODULE_PARM_DESC(quirk, "Board-specific quirk override");
 104
 105 static void log_quirks(struct device *dev)
 106 {
 107         int map;
 108         bool has_mclk = false;
 109         bool has_ssp0 = false;
 110         bool has_ssp0_aif1 = false;
 111         bool has_ssp0_aif2 = false;
 112         bool has_ssp2_aif2 = false;
 113
 114         map = BYT_RT5640_MAP(byt_rt5640_quirk);
 115         switch (map) {
 116         case BYT_RT5640_DMIC1_MAP:
 117                 dev_info(dev, "quirk DMIC1_MAP enabled\n");
 118                 break;
 119         case BYT_RT5640_DMIC2_MAP:
 120                 dev_info(dev, "quirk DMIC2_MAP enabled\n");
 121                 break;
 122         case BYT_RT5640_IN1_MAP:
 123                 dev_info(dev, "quirk IN1_MAP enabled\n");
 124                 break;
 125         case BYT_RT5640_IN3_MAP:
 126                 dev_info(dev, "quirk IN3_MAP enabled\n");
 127                 break;
 128         default:
 129                 dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map);
 130                 break;
 131         }
 132         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 133                 dev_info(dev, "quirk realtek,jack-detect-source %ld\n",
 134                          BYT_RT5640_JDSRC(byt_rt5640_quirk));
 135                 dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n",
 136                          BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100);
 137                 dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n",
 138                          BYT_RT5640_OVCD_SF(byt_rt5640_quirk));
 139         }
 140         if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV)
 141                 dev_info(dev, "quirk JD_NOT_INV enabled\n");
 142         if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER)
 143                 dev_info(dev, "quirk MONO_SPEAKER enabled\n");
 144         if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 145                 dev_info(dev, "quirk DIFF_MIC enabled\n");
 146         if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
 147                 dev_info(dev, "quirk SSP0_AIF1 enabled\n");
 148                 has_ssp0 = true;
 149                 has_ssp0_aif1 = true;
 150         }
 151         if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
 152                 dev_info(dev, "quirk SSP0_AIF2 enabled\n");
 153                 has_ssp0 = true;
 154                 has_ssp0_aif2 = true;
 155         }
 156         if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
 157                 dev_info(dev, "quirk SSP2_AIF2 enabled\n");
 158                 has_ssp2_aif2 = true;
 159         }
 160         if (is_bytcr && !has_ssp0)
 161                 dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n");
 162         if (has_ssp0_aif1 && has_ssp0_aif2)
 163                 dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n");
 164         if (has_ssp0 && has_ssp2_aif2)
 165                 dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n");
 166
 167         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 168                 dev_info(dev, "quirk MCLK_EN enabled\n");
 169                 has_mclk = true;
 170         }
 171         if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
 172                 if (has_mclk)
 173                         dev_info(dev, "quirk MCLK_25MHZ enabled\n");
 174                 else
 175                         dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n");
 176         }
 177 }
 178
 179 static int byt_rt5640_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai,
 180                                               int rate)
 181 {
 182         int ret;
 183
 184         /* Configure the PLL before selecting it */
 185         if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) {
 186                 /* use bitclock as PLL input */
 187                 if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
 188                     (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
 189                         /* 2x16 bit slots on SSP0 */
 190                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 191                                                   RT5640_PLL1_S_BCLK1,
 192                                                   rate * 32, rate * 512);
 193                 } else {
 194                         /* 2x15 bit slots on SSP2 */
 195                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 196                                                   RT5640_PLL1_S_BCLK1,
 197                                                   rate * 50, rate * 512);
 198                 }
 199         } else {
 200                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) {
 201                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 202                                                   RT5640_PLL1_S_MCLK,
 203                                                   25000000, rate * 512);
 204                 } else {
 205                         ret = snd_soc_dai_set_pll(codec_dai, 0,
 206                                                   RT5640_PLL1_S_MCLK,
 207                                                   19200000, rate * 512);
 208                 }
 209         }
 210
 211         if (ret < 0) {
 212                 dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret);
 213                 return ret;
 214         }
 215
 216         ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1,
 217                                      rate * 512, SND_SOC_CLOCK_IN);
 218         if (ret < 0) {
 219                 dev_err(codec_dai->component->dev, "can't set clock %d\n", ret);
 220                 return ret;
 221         }
 222
 223         return 0;
 224 }
 225
 226 #define BYT_CODEC_DAI1  "rt5640-aif1"
 227 #define BYT_CODEC_DAI2  "rt5640-aif2"
 228
 229 static int platform_clock_control(struct snd_soc_dapm_widget *w,
 230                                   struct snd_kcontrol *k, int  event)
 231 {
 232         struct snd_soc_dapm_context *dapm = w->dapm;
 233         struct snd_soc_card *card = dapm->card;
 234         struct snd_soc_dai *codec_dai;
 235         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
 236         int ret;
 237
 238         codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1);
 239         if (!codec_dai)
 240                 codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2);
 241
 242         if (!codec_dai) {
 243                 dev_err(card->dev,
 244                         "Codec dai not found; Unable to set platform clock\n");
 245                 return -EIO;
 246         }
 247
 248         if (SND_SOC_DAPM_EVENT_ON(event)) {
 249                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 250                         ret = clk_prepare_enable(priv->mclk);
 251                         if (ret < 0) {
 252                                 dev_err(card->dev,
 253                                         "could not configure MCLK state\n");
 254                                 return ret;
 255                         }
 256                 }
 257                 ret = byt_rt5640_prepare_and_enable_pll1(codec_dai, 48000);
 258         } else {
 259                 /*
 260                  * Set codec clock source to internal clock before
 261                  * turning off the platform clock. Codec needs clock
 262                  * for Jack detection and button press
 263                  */
 264                 ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK,
 265                                              48000 * 512,
 266                                              SND_SOC_CLOCK_IN);
 267                 if (!ret) {
 268                         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN)
 269                                 clk_disable_unprepare(priv->mclk);
 270                 }
 271         }
 272
 273         if (ret < 0) {
 274                 dev_err(card->dev, "can't set codec sysclk: %d\n", ret);
 275                 return ret;
 276         }
 277
 278         return 0;
 279 }
 280
 281 static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = {
 282         SND_SOC_DAPM_HP("Headphone", NULL),
 283         SND_SOC_DAPM_MIC("Headset Mic", NULL),
 284         SND_SOC_DAPM_MIC("Internal Mic", NULL),
 285         SND_SOC_DAPM_SPK("Speaker", NULL),
 286         SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
 287                             platform_clock_control, SND_SOC_DAPM_PRE_PMU |
 288                             SND_SOC_DAPM_POST_PMD),
 289
 290 };
 291
 292 static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = {
 293         {"Headphone", NULL, "Platform Clock"},
 294         {"Headset Mic", NULL, "Platform Clock"},
 295         {"Internal Mic", NULL, "Platform Clock"},
 296         {"Speaker", NULL, "Platform Clock"},
 297
 298         {"Headset Mic", NULL, "MICBIAS1"},
 299         {"IN2P", NULL, "Headset Mic"},
 300         {"Headphone", NULL, "HPOL"},
 301         {"Headphone", NULL, "HPOR"},
 302 };
 303
 304 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = {
 305         {"DMIC1", NULL, "Internal Mic"},
 306 };
 307
 308 static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = {
 309         {"DMIC2", NULL, "Internal Mic"},
 310 };
 311
 312 static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = {
 313         {"Internal Mic", NULL, "MICBIAS1"},
 314         {"IN1P", NULL, "Internal Mic"},
 315 };
 316
 317 static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = {
 318         {"Internal Mic", NULL, "MICBIAS1"},
 319         {"IN3P", NULL, "Internal Mic"},
 320 };
 321
 322 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = {
 323         {"ssp2 Tx", NULL, "codec_out0"},
 324         {"ssp2 Tx", NULL, "codec_out1"},
 325         {"codec_in0", NULL, "ssp2 Rx"},
 326         {"codec_in1", NULL, "ssp2 Rx"},
 327
 328         {"AIF1 Playback", NULL, "ssp2 Tx"},
 329         {"ssp2 Rx", NULL, "AIF1 Capture"},
 330 };
 331
 332 static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = {
 333         {"ssp2 Tx", NULL, "codec_out0"},
 334         {"ssp2 Tx", NULL, "codec_out1"},
 335         {"codec_in0", NULL, "ssp2 Rx"},
 336         {"codec_in1", NULL, "ssp2 Rx"},
 337
 338         {"AIF2 Playback", NULL, "ssp2 Tx"},
 339         {"ssp2 Rx", NULL, "AIF2 Capture"},
 340 };
 341
 342 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = {
 343         {"ssp0 Tx", NULL, "modem_out"},
 344         {"modem_in", NULL, "ssp0 Rx"},
 345
 346         {"AIF1 Playback", NULL, "ssp0 Tx"},
 347         {"ssp0 Rx", NULL, "AIF1 Capture"},
 348 };
 349
 350 static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = {
 351         {"ssp0 Tx", NULL, "modem_out"},
 352         {"modem_in", NULL, "ssp0 Rx"},
 353
 354         {"AIF2 Playback", NULL, "ssp0 Tx"},
 355         {"ssp0 Rx", NULL, "AIF2 Capture"},
 356 };
 357
 358 static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = {
 359         {"Speaker", NULL, "SPOLP"},
 360         {"Speaker", NULL, "SPOLN"},
 361         {"Speaker", NULL, "SPORP"},
 362         {"Speaker", NULL, "SPORN"},
 363 };
 364
 365 static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = {
 366         {"Speaker", NULL, "SPOLP"},
 367         {"Speaker", NULL, "SPOLN"},
 368 };
 369
 370 static const struct snd_kcontrol_new byt_rt5640_controls[] = {
 371         SOC_DAPM_PIN_SWITCH("Headphone"),
 372         SOC_DAPM_PIN_SWITCH("Headset Mic"),
 373         SOC_DAPM_PIN_SWITCH("Internal Mic"),
 374         SOC_DAPM_PIN_SWITCH("Speaker"),
 375 };
 376
 377 static struct snd_soc_jack_pin rt5640_pins[] = {
 378         {
 379                 .pin    = "Headphone",
 380                 .mask   = SND_JACK_HEADPHONE,
 381         },
 382         {
 383                 .pin    = "Headset Mic",
 384                 .mask   = SND_JACK_MICROPHONE,
 385         },
 386 };
 387
 388 static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
 389                                         struct snd_pcm_hw_params *params)
 390 {
 391         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 392         struct snd_soc_dai *dai = rtd->codec_dai;
 393
 394         return byt_rt5640_prepare_and_enable_pll1(dai, params_rate(params));
 395 }
 396
 397 /* Please keep this list alphabetically sorted */
 398 static const struct dmi_system_id byt_rt5640_quirk_table[] = {
 399         {       /* Acer Iconia Tab 8 W1-810 */
 400                 .matches = {
 401                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
 402                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Iconia W1-810"),
 403                 },
 404                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 405                                         BYT_RT5640_JD_SRC_JD1_IN4P |
 406                                         BYT_RT5640_OVCD_TH_1500UA |
 407                                         BYT_RT5640_OVCD_SF_0P75 |
 408                                         BYT_RT5640_SSP0_AIF1 |
 409                                         BYT_RT5640_MCLK_EN),
 410         },
 411         {
 412                 .matches = {
 413                         DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
 414                         DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
 415                 },
 416                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 417                                                  BYT_RT5640_MCLK_EN |
 418                                                  BYT_RT5640_SSP0_AIF1),
 419
 420         },
 421         {
 422                 .matches = {
 423                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"),
 424                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 80 Cesium"),
 425                 },
 426                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 427                                         BYT_RT5640_MONO_SPEAKER |
 428                                         BYT_RT5640_SSP0_AIF1 |
 429                                         BYT_RT5640_MCLK_EN),
 430         },
 431         {
 432                 .matches = {
 433                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 434                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
 435                 },
 436                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 437                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 438                                         BYT_RT5640_OVCD_TH_2000UA |
 439                                         BYT_RT5640_OVCD_SF_0P75 |
 440                                         BYT_RT5640_MCLK_EN),
 441         },
 442         {
 443                 .matches = {
 444                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
 445                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"),
 446                 },
 447                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 448                                         BYT_RT5640_MONO_SPEAKER |
 449                                         BYT_RT5640_DIFF_MIC |
 450                                         BYT_RT5640_SSP0_AIF2 |
 451                                         BYT_RT5640_MCLK_EN),
 452         },
 453         {       /* Chuwi Vi8 (CWI506) */
 454                 .matches = {
 455                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
 456                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "i86"),
 457                         /* The above are too generic, also match BIOS info */
 458                         DMI_MATCH(DMI_BIOS_VERSION, "CHUWI.D86JLBNR"),
 459                 },
 460                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 461                                         BYT_RT5640_MONO_SPEAKER |
 462                                         BYT_RT5640_SSP0_AIF1 |
 463                                         BYT_RT5640_MCLK_EN),
 464         },
 465         {
 466                 /* Chuwi Vi10 (CWI505) */
 467                 .matches = {
 468                         DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
 469                         DMI_MATCH(DMI_BOARD_NAME, "BYT-PF02"),
 470                         DMI_MATCH(DMI_SYS_VENDOR, "ilife"),
 471                         DMI_MATCH(DMI_PRODUCT_NAME, "S165"),
 472                 },
 473                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 474                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 475                                         BYT_RT5640_OVCD_TH_2000UA |
 476                                         BYT_RT5640_OVCD_SF_0P75 |
 477                                         BYT_RT5640_DIFF_MIC |
 478                                         BYT_RT5640_SSP0_AIF1 |
 479                                         BYT_RT5640_MCLK_EN),
 480         },
 481         {
 482                 .matches = {
 483                         DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"),
 484                         DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"),
 485                 },
 486                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP),
 487         },
 488         {       /* Connect Tablet 9 */
 489                 .matches = {
 490                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Connect"),
 491                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Tablet 9"),
 492                 },
 493                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 494                                         BYT_RT5640_MONO_SPEAKER |
 495                                         BYT_RT5640_SSP0_AIF1 |
 496                                         BYT_RT5640_MCLK_EN),
 497         },
 498         {
 499                 .matches = {
 500                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
 501                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"),
 502                 },
 503                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 504                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 505                                         BYT_RT5640_OVCD_TH_2000UA |
 506                                         BYT_RT5640_OVCD_SF_0P75 |
 507                                         BYT_RT5640_MONO_SPEAKER |
 508                                         BYT_RT5640_MCLK_EN),
 509         },
 510         {
 511                 .matches = {
 512                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 513                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"),
 514                 },
 515                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 516                                         BYT_RT5640_MCLK_EN),
 517         },
 518         {       /* HP Pavilion x2 10-n000nd */
 519                 .matches = {
 520                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 521                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Pavilion x2 Detachable"),
 522                 },
 523                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 524                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 525                                         BYT_RT5640_OVCD_TH_1500UA |
 526                                         BYT_RT5640_OVCD_SF_0P75 |
 527                                         BYT_RT5640_SSP0_AIF1 |
 528                                         BYT_RT5640_MCLK_EN),
 529         },
 530         {       /* HP Stream 7 */
 531                 .matches = {
 532                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
 533                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP Stream 7 Tablet"),
 534                 },
 535                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 536                                         BYT_RT5640_MONO_SPEAKER |
 537                                         BYT_RT5640_JD_NOT_INV |
 538                                         BYT_RT5640_SSP0_AIF1 |
 539                                         BYT_RT5640_MCLK_EN),
 540         },
 541         {       /* I.T.Works TW891 */
 542                 .matches = {
 543                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "To be filled by O.E.M."),
 544                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TW891"),
 545                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "To be filled by O.E.M."),
 546                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "TW891"),
 547                 },
 548                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 549                                         BYT_RT5640_MONO_SPEAKER |
 550                                         BYT_RT5640_SSP0_AIF1 |
 551                                         BYT_RT5640_MCLK_EN),
 552         },
 553         {       /* Lamina I8270 / T701BR.SE */
 554                 .matches = {
 555                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Lamina"),
 556                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "T701BR.SE"),
 557                 },
 558                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 559                                         BYT_RT5640_MONO_SPEAKER |
 560                                         BYT_RT5640_JD_NOT_INV |
 561                                         BYT_RT5640_SSP0_AIF1 |
 562                                         BYT_RT5640_MCLK_EN),
 563         },
 564         {       /* Lenovo Miix 2 8 */
 565                 .matches = {
 566                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
 567                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "20326"),
 568                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Hiking"),
 569                 },
 570                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 571                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 572                                         BYT_RT5640_OVCD_TH_2000UA |
 573                                         BYT_RT5640_OVCD_SF_0P75 |
 574                                         BYT_RT5640_MONO_SPEAKER |
 575                                         BYT_RT5640_MCLK_EN),
 576         },
 577         {       /* Linx Linx7 tablet */
 578                 .matches = {
 579                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LINX"),
 580                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "LINX7"),
 581                 },
 582                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 583                                         BYT_RT5640_MONO_SPEAKER |
 584                                         BYT_RT5640_JD_NOT_INV |
 585                                         BYT_RT5640_SSP0_AIF1 |
 586                                         BYT_RT5640_MCLK_EN),
 587         },
 588         {       /* MSI S100 tablet */
 589                 .matches = {
 590                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Micro-Star International Co., Ltd."),
 591                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "S100"),
 592                 },
 593                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 594                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 595                                         BYT_RT5640_OVCD_TH_2000UA |
 596                                         BYT_RT5640_OVCD_SF_0P75 |
 597                                         BYT_RT5640_MONO_SPEAKER |
 598                                         BYT_RT5640_DIFF_MIC |
 599                                         BYT_RT5640_MCLK_EN),
 600         },
 601         {       /* Nuvison/TMax TM800W560 */
 602                 .matches = {
 603                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TMAX"),
 604                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "TM800W560L"),
 605                 },
 606                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 607                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 608                                         BYT_RT5640_OVCD_TH_2000UA |
 609                                         BYT_RT5640_OVCD_SF_0P75 |
 610                                         BYT_RT5640_JD_NOT_INV |
 611                                         BYT_RT5640_DIFF_MIC |
 612                                         BYT_RT5640_SSP0_AIF1 |
 613                                         BYT_RT5640_MCLK_EN),
 614         },
 615         {       /* Onda v975w */
 616                 .matches = {
 617                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 618                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 619                         /* The above are too generic, also match BIOS info */
 620                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "5.6.5"),
 621                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "07/25/2014"),
 622                 },
 623                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 624                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 625                                         BYT_RT5640_OVCD_TH_2000UA |
 626                                         BYT_RT5640_OVCD_SF_0P75 |
 627                                         BYT_RT5640_DIFF_MIC |
 628                                         BYT_RT5640_MCLK_EN),
 629         },
 630         {       /* Pipo W4 */
 631                 .matches = {
 632                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 633                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 634                         /* The above are too generic, also match BIOS info */
 635                         DMI_MATCH(DMI_BIOS_VERSION, "V8L_WIN32_CHIPHD"),
 636                 },
 637                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 638                                         BYT_RT5640_MONO_SPEAKER |
 639                                         BYT_RT5640_SSP0_AIF1 |
 640                                         BYT_RT5640_MCLK_EN),
 641         },
 642         {       /* Point of View Mobii TAB-P800W (V2.0) */
 643                 .matches = {
 644                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 645                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 646                         /* The above are too generic, also match BIOS info */
 647                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1014"),
 648                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "10/24/2014"),
 649                 },
 650                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 651                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 652                                         BYT_RT5640_OVCD_TH_2000UA |
 653                                         BYT_RT5640_OVCD_SF_0P75 |
 654                                         BYT_RT5640_MONO_SPEAKER |
 655                                         BYT_RT5640_DIFF_MIC |
 656                                         BYT_RT5640_SSP0_AIF2 |
 657                                         BYT_RT5640_MCLK_EN),
 658         },
 659         {       /* Point of View Mobii TAB-P800W (V2.1) */
 660                 .matches = {
 661                         DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
 662                         DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
 663                         /* The above are too generic, also match BIOS info */
 664                         DMI_EXACT_MATCH(DMI_BIOS_VERSION, "3BAIR1013"),
 665                         DMI_EXACT_MATCH(DMI_BIOS_DATE, "08/22/2014"),
 666                 },
 667                 .driver_data = (void *)(BYT_RT5640_IN1_MAP |
 668                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 669                                         BYT_RT5640_OVCD_TH_2000UA |
 670                                         BYT_RT5640_OVCD_SF_0P75 |
 671                                         BYT_RT5640_MONO_SPEAKER |
 672                                         BYT_RT5640_DIFF_MIC |
 673                                         BYT_RT5640_SSP0_AIF2 |
 674                                         BYT_RT5640_MCLK_EN),
 675         },
 676         {
 677                 .matches = {
 678                         DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"),
 679                         DMI_MATCH(DMI_BOARD_NAME, "tPAD"),
 680                 },
 681                 .driver_data = (void *)(BYT_RT5640_IN3_MAP |
 682                                         BYT_RT5640_MCLK_EN |
 683                                         BYT_RT5640_SSP0_AIF1),
 684         },
 685         {       /* Toshiba Satellite Click Mini L9W-B */
 686                 .matches = {
 687                         DMI_EXACT_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 688                         DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "SATELLITE Click Mini L9W-B"),
 689                 },
 690                 .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
 691                                         BYT_RT5640_JD_SRC_JD2_IN4N |
 692                                         BYT_RT5640_OVCD_TH_1500UA |
 693                                         BYT_RT5640_OVCD_SF_0P75 |
 694                                         BYT_RT5640_SSP0_AIF1 |
 695                                         BYT_RT5640_MCLK_EN),
 696         },
 697         {       /* Catch-all for generic Insyde tablets, must be last */
 698                 .matches = {
 699                         DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
 700                 },
 701                 .driver_data = (void *)(BYTCR_INPUT_DEFAULTS |
 702                                         BYT_RT5640_MCLK_EN |
 703                                         BYT_RT5640_SSP0_AIF1),
 704
 705         },
 706         {}
 707 };
 708
 709 /*
 710  * Note this MUST be called before snd_soc_register_card(), so that the props
 711  * are in place before the codec component driver's probe function parses them.
 712  */
 713 static int byt_rt5640_add_codec_device_props(const char *i2c_dev_name)
 714 {
 715         struct property_entry props[MAX_NO_PROPS] = {};
 716         struct device *i2c_dev;
 717         int ret, cnt = 0;
 718
 719         i2c_dev = bus_find_device_by_name(&i2c_bus_type, NULL, i2c_dev_name);
 720         if (!i2c_dev)
 721                 return -EPROBE_DEFER;
 722
 723         switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
 724         case BYT_RT5640_DMIC1_MAP:
 725                 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic1-data-pin",
 726                                                   RT5640_DMIC1_DATA_PIN_IN1P);
 727                 break;
 728         case BYT_RT5640_DMIC2_MAP:
 729                 props[cnt++] = PROPERTY_ENTRY_U32("realtek,dmic2-data-pin",
 730                                                   RT5640_DMIC2_DATA_PIN_IN1N);
 731                 break;
 732         case BYT_RT5640_IN1_MAP:
 733                 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 734                         props[cnt++] =
 735                                 PROPERTY_ENTRY_BOOL("realtek,in1-differential");
 736                 break;
 737         case BYT_RT5640_IN3_MAP:
 738                 if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC)
 739                         props[cnt++] =
 740                                 PROPERTY_ENTRY_BOOL("realtek,in3-differential");
 741                 break;
 742         }
 743
 744         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 745                 props[cnt++] = PROPERTY_ENTRY_U32(
 746                                     "realtek,jack-detect-source",
 747                                     BYT_RT5640_JDSRC(byt_rt5640_quirk));
 748
 749                 props[cnt++] = PROPERTY_ENTRY_U32(
 750                                     "realtek,over-current-threshold-microamp",
 751                                     BYT_RT5640_OVCD_TH(byt_rt5640_quirk) * 100);
 752
 753                 props[cnt++] = PROPERTY_ENTRY_U32(
 754                                     "realtek,over-current-scale-factor",
 755                                     BYT_RT5640_OVCD_SF(byt_rt5640_quirk));
 756         }
 757
 758         if (byt_rt5640_quirk & BYT_RT5640_JD_NOT_INV)
 759                 props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted");
 760
 761         ret = device_add_properties(i2c_dev, props);
 762         put_device(i2c_dev);
 763
 764         return ret;
 765 }
 766
 767 static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime)
 768 {
 769         struct snd_soc_card *card = runtime->card;
 770         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
 771         struct snd_soc_component *component = runtime->codec_dai->component;
 772         const struct snd_soc_dapm_route *custom_map;
 773         int num_routes;
 774         int ret;
 775
 776         card->dapm.idle_bias_off = true;
 777
 778         /* Start with RC clk for jack-detect (we disable MCLK below) */
 779         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN)
 780                 snd_soc_component_update_bits(component, RT5640_GLB_CLK,
 781                         RT5640_SCLK_SRC_MASK, RT5640_SCLK_SRC_RCCLK);
 782
 783         rt5640_sel_asrc_clk_src(component,
 784                                 RT5640_DA_STEREO_FILTER |
 785                                 RT5640_DA_MONO_L_FILTER |
 786                                 RT5640_DA_MONO_R_FILTER |
 787                                 RT5640_AD_STEREO_FILTER |
 788                                 RT5640_AD_MONO_L_FILTER |
 789                                 RT5640_AD_MONO_R_FILTER,
 790                                 RT5640_CLK_SEL_ASRC);
 791
 792         ret = snd_soc_add_card_controls(card, byt_rt5640_controls,
 793                                         ARRAY_SIZE(byt_rt5640_controls));
 794         if (ret) {
 795                 dev_err(card->dev, "unable to add card controls\n");
 796                 return ret;
 797         }
 798
 799         switch (BYT_RT5640_MAP(byt_rt5640_quirk)) {
 800         case BYT_RT5640_IN1_MAP:
 801                 custom_map = byt_rt5640_intmic_in1_map;
 802                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map);
 803                 break;
 804         case BYT_RT5640_IN3_MAP:
 805                 custom_map = byt_rt5640_intmic_in3_map;
 806                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map);
 807                 break;
 808         case BYT_RT5640_DMIC2_MAP:
 809                 custom_map = byt_rt5640_intmic_dmic2_map;
 810                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map);
 811                 break;
 812         default:
 813                 custom_map = byt_rt5640_intmic_dmic1_map;
 814                 num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map);
 815         }
 816
 817         ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
 818         if (ret)
 819                 return ret;
 820
 821         if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) {
 822                 ret = snd_soc_dapm_add_routes(&card->dapm,
 823                                         byt_rt5640_ssp2_aif2_map,
 824                                         ARRAY_SIZE(byt_rt5640_ssp2_aif2_map));
 825         } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) {
 826                 ret = snd_soc_dapm_add_routes(&card->dapm,
 827                                         byt_rt5640_ssp0_aif1_map,
 828                                         ARRAY_SIZE(byt_rt5640_ssp0_aif1_map));
 829         } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) {
 830                 ret = snd_soc_dapm_add_routes(&card->dapm,
 831                                         byt_rt5640_ssp0_aif2_map,
 832                                         ARRAY_SIZE(byt_rt5640_ssp0_aif2_map));
 833         } else {
 834                 ret = snd_soc_dapm_add_routes(&card->dapm,
 835                                         byt_rt5640_ssp2_aif1_map,
 836                                         ARRAY_SIZE(byt_rt5640_ssp2_aif1_map));
 837         }
 838         if (ret)
 839                 return ret;
 840
 841         if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) {
 842                 ret = snd_soc_dapm_add_routes(&card->dapm,
 843                                         byt_rt5640_mono_spk_map,
 844                                         ARRAY_SIZE(byt_rt5640_mono_spk_map));
 845         } else {
 846                 ret = snd_soc_dapm_add_routes(&card->dapm,
 847                                         byt_rt5640_stereo_spk_map,
 848                                         ARRAY_SIZE(byt_rt5640_stereo_spk_map));
 849         }
 850         if (ret)
 851                 return ret;
 852
 853         snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone");
 854         snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker");
 855
 856         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
 857                 /*
 858                  * The firmware might enable the clock at
 859                  * boot (this information may or may not
 860                  * be reflected in the enable clock register).
 861                  * To change the rate we must disable the clock
 862                  * first to cover these cases. Due to common
 863                  * clock framework restrictions that do not allow
 864                  * to disable a clock that has not been enabled,
 865                  * we need to enable the clock first.
 866                  */
 867                 ret = clk_prepare_enable(priv->mclk);
 868                 if (!ret)
 869                         clk_disable_unprepare(priv->mclk);
 870
 871                 if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ)
 872                         ret = clk_set_rate(priv->mclk, 25000000);
 873                 else
 874                         ret = clk_set_rate(priv->mclk, 19200000);
 875
 876                 if (ret) {
 877                         dev_err(card->dev, "unable to set MCLK rate\n");
 878                         return ret;
 879                 }
 880         }
 881
 882         if (BYT_RT5640_JDSRC(byt_rt5640_quirk)) {
 883                 ret = snd_soc_card_jack_new(card, "Headset",
 884                                             SND_JACK_HEADSET | SND_JACK_BTN_0,
 885                                             &priv->jack, rt5640_pins,
 886                                             ARRAY_SIZE(rt5640_pins));
 887                 if (ret) {
 888                         dev_err(card->dev, "Jack creation failed %d\n", ret);
 889                         return ret;
 890                 }
 891                 snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0,
 892                                  KEY_PLAYPAUSE);
 893                 snd_soc_component_set_jack(component, &priv->jack, NULL);
 894         }
 895
 896         return 0;
 897 }
 898
 899 static const struct snd_soc_pcm_stream byt_rt5640_dai_params = {
 900         .formats = SNDRV_PCM_FMTBIT_S24_LE,
 901         .rate_min = 48000,
 902         .rate_max = 48000,
 903         .channels_min = 2,
 904         .channels_max = 2,
 905 };
 906
 907 static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd,
 908                             struct snd_pcm_hw_params *params)
 909 {
 910         struct snd_interval *rate = hw_param_interval(params,
 911                         SNDRV_PCM_HW_PARAM_RATE);
 912         struct snd_interval *channels = hw_param_interval(params,
 913                                                 SNDRV_PCM_HW_PARAM_CHANNELS);
 914         int ret;
 915
 916         /* The DSP will covert the FE rate to 48k, stereo */
 917         rate->min = rate->max = 48000;
 918         channels->min = channels->max = 2;
 919
 920         if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
 921                 (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
 922
 923                 /* set SSP0 to 16-bit */
 924                 params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
 925
 926                 /*
 927                  * Default mode for SSP configuration is TDM 4 slot, override config
 928                  * with explicit setting to I2S 2ch 16-bit. The word length is set with
 929                  * dai_set_tdm_slot() since there is no other API exposed
 930                  */
 931                 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
 932                                         SND_SOC_DAIFMT_I2S     |
 933                                         SND_SOC_DAIFMT_NB_NF   |
 934                                         SND_SOC_DAIFMT_CBS_CFS
 935                         );
 936                 if (ret < 0) {
 937                         dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
 938                         return ret;
 939                 }
 940
 941                 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16);
 942                 if (ret < 0) {
 943                         dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
 944                         return ret;
 945                 }
 946
 947         } else {
 948
 949                 /* set SSP2 to 24-bit */
 950                 params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
 951
 952                 /*
 953                  * Default mode for SSP configuration is TDM 4 slot, override config
 954                  * with explicit setting to I2S 2ch 24-bit. The word length is set with
 955                  * dai_set_tdm_slot() since there is no other API exposed
 956                  */
 957                 ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
 958                                         SND_SOC_DAIFMT_I2S     |
 959                                         SND_SOC_DAIFMT_NB_NF   |
 960                                         SND_SOC_DAIFMT_CBS_CFS
 961                         );
 962                 if (ret < 0) {
 963                         dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
 964                         return ret;
 965                 }
 966
 967                 ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
 968                 if (ret < 0) {
 969                         dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
 970                         return ret;
 971                 }
 972         }
 973         return 0;
 974 }
 975
 976 static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream)
 977 {
 978         return snd_pcm_hw_constraint_single(substream->runtime,
 979                         SNDRV_PCM_HW_PARAM_RATE, 48000);
 980 }
 981
 982 static const struct snd_soc_ops byt_rt5640_aif1_ops = {
 983         .startup = byt_rt5640_aif1_startup,
 984 };
 985
 986 static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = {
 987         .hw_params = byt_rt5640_aif1_hw_params,
 988 };
 989
 990 static struct snd_soc_dai_link byt_rt5640_dais[] = {
 991         [MERR_DPCM_AUDIO] = {
 992                 .name = "Baytrail Audio Port",
 993                 .stream_name = "Baytrail Audio",
 994                 .cpu_dai_name = "media-cpu-dai",
 995                 .codec_dai_name = "snd-soc-dummy-dai",
 996                 .codec_name = "snd-soc-dummy",
 997                 .platform_name = "sst-mfld-platform",
 998                 .nonatomic = true,
 999                 .dynamic = 1,
1000                 .dpcm_playback = 1,
1001                 .dpcm_capture = 1,
1002                 .ops = &byt_rt5640_aif1_ops,
1003         },
1004         [MERR_DPCM_DEEP_BUFFER] = {
1005                 .name = "Deep-Buffer Audio Port",
1006                 .stream_name = "Deep-Buffer Audio",
1007                 .cpu_dai_name = "deepbuffer-cpu-dai",
1008                 .codec_dai_name = "snd-soc-dummy-dai",
1009                 .codec_name = "snd-soc-dummy",
1010                 .platform_name = "sst-mfld-platform",
1011                 .nonatomic = true,
1012                 .dynamic = 1,
1013                 .dpcm_playback = 1,
1014                 .ops = &byt_rt5640_aif1_ops,
1015         },
1016                 /* back ends */
1017         {
1018                 .name = "SSP2-Codec",
1019                 .id = 0,
1020                 .cpu_dai_name = "ssp2-port", /* overwritten for ssp0 routing */
1021                 .platform_name = "sst-mfld-platform",
1022                 .no_pcm = 1,
1023                 .codec_dai_name = "rt5640-aif1", /* changed w/ quirk */
1024                 .codec_name = "i2c-10EC5640:00", /* overwritten with HID */
1025                 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
1026                                                 | SND_SOC_DAIFMT_CBS_CFS,
1027                 .be_hw_params_fixup = byt_rt5640_codec_fixup,
1028                 .ignore_suspend = 1,
1029                 .nonatomic = true,
1030                 .dpcm_playback = 1,
1031                 .dpcm_capture = 1,
1032                 .init = byt_rt5640_init,
1033                 .ops = &byt_rt5640_be_ssp2_ops,
1034         },
1035 };
1036
1037 /* SoC card */
1038 static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN];
1039 static char byt_rt5640_codec_aif_name[12]; /*  = "rt5640-aif[1|2]" */
1040 static char byt_rt5640_cpu_dai_name[10]; /*  = "ssp[0|2]-port" */
1041 static char byt_rt5640_long_name[40]; /* = "bytcr-rt5640-*-spk-*-mic" */
1042
1043 static int byt_rt5640_suspend(struct snd_soc_card *card)
1044 {
1045         struct snd_soc_component *component;
1046
1047         if (!BYT_RT5640_JDSRC(byt_rt5640_quirk))
1048                 return 0;
1049
1050         for_each_card_components(card, component) {
1051                 if (!strcmp(component->name, byt_rt5640_codec_name)) {
1052                         dev_dbg(component->dev, "disabling jack detect before suspend\n");
1053                         snd_soc_component_set_jack(component, NULL, NULL);
1054                         break;
1055                 }
1056         }
1057
1058         return 0;
1059 }
1060
1061 static int byt_rt5640_resume(struct snd_soc_card *card)
1062 {
1063         struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card);
1064         struct snd_soc_component *component;
1065
1066         if (!BYT_RT5640_JDSRC(byt_rt5640_quirk))
1067                 return 0;
1068
1069         for_each_card_components(card, component) {
1070                 if (!strcmp(component->name, byt_rt5640_codec_name)) {
1071                         dev_dbg(component->dev, "re-enabling jack detect after resume\n");
1072                         snd_soc_component_set_jack(component, &priv->jack, NULL);
1073                         break;
1074                 }
1075         }
1076
1077         return 0;
1078 }
1079
1080 static struct snd_soc_card byt_rt5640_card = {
1081         .name = "bytcr-rt5640",
1082         .owner = THIS_MODULE,
1083         .dai_link = byt_rt5640_dais,
1084         .num_links = ARRAY_SIZE(byt_rt5640_dais),
1085         .dapm_widgets = byt_rt5640_widgets,
1086         .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets),
1087         .dapm_routes = byt_rt5640_audio_map,
1088         .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map),
1089         .fully_routed = true,
1090         .suspend_pre = byt_rt5640_suspend,
1091         .resume_post = byt_rt5640_resume,
1092 };
1093
1094 static bool is_valleyview(void)
1095 {
1096         static const struct x86_cpu_id cpu_ids[] = {
1097                 { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */
1098                 {}
1099         };
1100
1101         if (!x86_match_cpu(cpu_ids))
1102                 return false;
1103         return true;
1104 }
1105
1106 struct acpi_chan_package {   /* ACPICA seems to require 64 bit integers */
1107         u64 aif_value;       /* 1: AIF1, 2: AIF2 */
1108         u64 mclock_value;    /* usually 25MHz (0x17d7940), ignored */
1109 };
1110
1111 static int snd_byt_rt5640_mc_probe(struct platform_device *pdev)
1112 {
1113         const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" };
1114         const struct dmi_system_id *dmi_id;
1115         struct byt_rt5640_private *priv;
1116         struct snd_soc_acpi_mach *mach;
1117         const char *i2c_name = NULL;
1118         int ret_val = 0;
1119         int dai_index = 0;
1120         int i;
1121
1122         is_bytcr = false;
1123         priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
1124         if (!priv)
1125                 return -ENOMEM;
1126
1127         /* register the soc card */
1128         byt_rt5640_card.dev = &pdev->dev;
1129         mach = byt_rt5640_card.dev->platform_data;
1130         snd_soc_card_set_drvdata(&byt_rt5640_card, priv);
1131
1132         /* fix index of codec dai */
1133         for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) {
1134                 if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) {
1135                         dai_index = i;
1136                         break;
1137                 }
1138         }
1139
1140         /* fixup codec name based on HID */
1141         i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1);
1142         if (i2c_name) {
1143                 snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name),
1144                         "%s%s", "i2c-", i2c_name);
1145
1146                 byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name;
1147         }
1148
1149         /*
1150          * swap SSP0 if bytcr is detected
1151          * (will be overridden if DMI quirk is detected)
1152          */
1153         if (is_valleyview()) {
1154                 if (mach->mach_params.acpi_ipc_irq_index == 0)
1155                         is_bytcr = true;
1156         }
1157
1158         if (is_bytcr) {
1159                 /*
1160                  * Baytrail CR platforms may have CHAN package in BIOS, try
1161                  * to find relevant routing quirk based as done on Windows
1162                  * platforms. We have to read the information directly from the
1163                  * BIOS, at this stage the card is not created and the links
1164                  * with the codec driver/pdata are non-existent
1165                  */
1166
1167                 struct acpi_chan_package chan_package;
1168
1169                 /* format specified: 2 64-bit integers */
1170                 struct acpi_buffer format = {sizeof("NN"), "NN"};
1171                 struct acpi_buffer state = {0, NULL};
1172                 struct snd_soc_acpi_package_context pkg_ctx;
1173                 bool pkg_found = false;
1174
1175                 state.length = sizeof(chan_package);
1176                 state.pointer = &chan_package;
1177
1178                 pkg_ctx.name = "CHAN";
1179                 pkg_ctx.length = 2;
1180                 pkg_ctx.format = &format;
1181                 pkg_ctx.state = &state;
1182                 pkg_ctx.data_valid = false;
1183
1184                 pkg_found = snd_soc_acpi_find_package_from_hid(mach->id,
1185                                                                &pkg_ctx);
1186                 if (pkg_found) {
1187                         if (chan_package.aif_value == 1) {
1188                                 dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n");
1189                                 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1;
1190                         } else  if (chan_package.aif_value == 2) {
1191                                 dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n");
1192                                 byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
1193                         } else {
1194                                 dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n");
1195                                 pkg_found = false;
1196                         }
1197                 }
1198
1199                 if (!pkg_found) {
1200                         /* no BIOS indications, assume SSP0-AIF2 connection */
1201                         byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2;
1202                 }
1203
1204                 /* change defaults for Baytrail-CR capture */
1205                 byt_rt5640_quirk |= BYTCR_INPUT_DEFAULTS;
1206         } else {
1207                 byt_rt5640_quirk |= BYT_RT5640_DMIC1_MAP |
1208                                     BYT_RT5640_JD_SRC_JD2_IN4N |
1209                                     BYT_RT5640_OVCD_TH_2000UA |
1210                                     BYT_RT5640_OVCD_SF_0P75;
1211         }
1212
1213         /* check quirks before creating card */
1214         dmi_id = dmi_first_match(byt_rt5640_quirk_table);
1215         if (dmi_id)
1216                 byt_rt5640_quirk = (unsigned long)dmi_id->driver_data;
1217         if (quirk_override) {
1218                 dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n",
1219                          (unsigned int)byt_rt5640_quirk, quirk_override);
1220                 byt_rt5640_quirk = quirk_override;
1221         }
1222
1223         /* Must be called before register_card, also see declaration comment. */
1224         ret_val = byt_rt5640_add_codec_device_props(byt_rt5640_codec_name);
1225         if (ret_val)
1226                 return ret_val;
1227
1228         log_quirks(&pdev->dev);
1229
1230         if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) ||
1231             (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
1232
1233                 /* fixup codec aif name */
1234                 snprintf(byt_rt5640_codec_aif_name,
1235                         sizeof(byt_rt5640_codec_aif_name),
1236                         "%s", "rt5640-aif2");
1237
1238                 byt_rt5640_dais[dai_index].codec_dai_name =
1239                         byt_rt5640_codec_aif_name;
1240         }
1241
1242         if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) ||
1243             (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) {
1244
1245                 /* fixup cpu dai name name */
1246                 snprintf(byt_rt5640_cpu_dai_name,
1247                         sizeof(byt_rt5640_cpu_dai_name),
1248                         "%s", "ssp0-port");
1249
1250                 byt_rt5640_dais[dai_index].cpu_dai_name =
1251                         byt_rt5640_cpu_dai_name;
1252         }
1253
1254         if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) {
1255                 priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");
1256                 if (IS_ERR(priv->mclk)) {
1257                         ret_val = PTR_ERR(priv->mclk);
1258
1259                         dev_err(&pdev->dev,
1260                                 "Failed to get MCLK from pmc_plt_clk_3: %d\n",
1261                                 ret_val);
1262
1263                         /*
1264                          * Fall back to bit clock usage for -ENOENT (clock not
1265                          * available likely due to missing dependencies), bail
1266                          * for all other errors, including -EPROBE_DEFER
1267                          */
1268                         if (ret_val != -ENOENT)
1269                                 return ret_val;
1270                         byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN;
1271                 }
1272         }
1273
1274         snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name),
1275                  "bytcr-rt5640-%s-spk-%s-mic",
1276                  (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ?
1277                         "mono" : "stereo",
1278                  map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]);
1279         byt_rt5640_card.long_name = byt_rt5640_long_name;
1280
1281         ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card);
1282
1283         if (ret_val) {
1284                 dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n",
1285                         ret_val);
1286                 return ret_val;
1287         }
1288         platform_set_drvdata(pdev, &byt_rt5640_card);
1289         return ret_val;
1290 }
1291
1292 static struct platform_driver snd_byt_rt5640_mc_driver = {
1293         .driver = {
1294                 .name = "bytcr_rt5640",
1295         },
1296         .probe = snd_byt_rt5640_mc_probe,
1297 };
1298
1299 module_platform_driver(snd_byt_rt5640_mc_driver);
1300
1301 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver");
1302 MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>");
1303 MODULE_LICENSE("GPL v2");
1304 MODULE_ALIAS("platform:bytcr_rt5640");