sound/soc/codecs/mc13783.c

   1 /*
   2  * Copyright 2008 Juergen Beisert, kernel@pengutronix.de
   3  * Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de
   4  * Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch
   5  *
   6  * Initial development of this code was funded by
   7  * Phytec Messtechnik GmbH, http://www.phytec.de
   8  *
   9  * This program is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU General Public License
  11  * as published by the Free Software Foundation; either version 2
  12  * of the License, or (at your option) any later version.
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  21  * MA  02110-1301, USA.
  22  */
  23 #include <linux/module.h>
  24 #include <linux/device.h>
  25 #include <linux/of.h>
  26 #include <linux/mfd/mc13xxx.h>
  27 #include <linux/slab.h>
  28 #include <sound/core.h>
  29 #include <sound/control.h>
  30 #include <sound/pcm.h>
  31 #include <sound/soc.h>
  32 #include <sound/initval.h>
  33 #include <sound/soc-dapm.h>
  34 #include <linux/regmap.h>
  35
  36 #include "mc13783.h"
  37
  38 #define AUDIO_RX0_ALSPEN                (1 << 5)
  39 #define AUDIO_RX0_ALSPSEL               (1 << 7)
  40 #define AUDIO_RX0_ADDCDC                (1 << 21)
  41 #define AUDIO_RX0_ADDSTDC               (1 << 22)
  42 #define AUDIO_RX0_ADDRXIN               (1 << 23)
  43
  44 #define AUDIO_RX1_PGARXEN               (1 << 0);
  45 #define AUDIO_RX1_PGASTEN               (1 << 5)
  46 #define AUDIO_RX1_ARXINEN               (1 << 10)
  47
  48 #define AUDIO_TX_AMC1REN                (1 << 5)
  49 #define AUDIO_TX_AMC1LEN                (1 << 7)
  50 #define AUDIO_TX_AMC2EN                 (1 << 9)
  51 #define AUDIO_TX_ATXINEN                (1 << 11)
  52 #define AUDIO_TX_RXINREC                (1 << 13)
  53
  54 #define SSI_NETWORK_CDCTXRXSLOT(x)      (((x) & 0x3) << 2)
  55 #define SSI_NETWORK_CDCTXSECSLOT(x)     (((x) & 0x3) << 4)
  56 #define SSI_NETWORK_CDCRXSECSLOT(x)     (((x) & 0x3) << 6)
  57 #define SSI_NETWORK_CDCRXSECGAIN(x)     (((x) & 0x3) << 8)
  58 #define SSI_NETWORK_CDCSUMGAIN(x)       (1 << 10)
  59 #define SSI_NETWORK_CDCFSDLY(x)         (1 << 11)
  60 #define SSI_NETWORK_DAC_SLOTS_8         (1 << 12)
  61 #define SSI_NETWORK_DAC_SLOTS_4         (2 << 12)
  62 #define SSI_NETWORK_DAC_SLOTS_2         (3 << 12)
  63 #define SSI_NETWORK_DAC_SLOT_MASK       (3 << 12)
  64 #define SSI_NETWORK_DAC_RXSLOT_0_1      (0 << 14)
  65 #define SSI_NETWORK_DAC_RXSLOT_2_3      (1 << 14)
  66 #define SSI_NETWORK_DAC_RXSLOT_4_5      (2 << 14)
  67 #define SSI_NETWORK_DAC_RXSLOT_6_7      (3 << 14)
  68 #define SSI_NETWORK_DAC_RXSLOT_MASK     (3 << 14)
  69 #define SSI_NETWORK_STDCRXSECSLOT(x)    (((x) & 0x3) << 16)
  70 #define SSI_NETWORK_STDCRXSECGAIN(x)    (((x) & 0x3) << 18)
  71 #define SSI_NETWORK_STDCSUMGAIN         (1 << 20)
  72
  73 /*
  74  * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
  75  * register layout
  76  */
  77 #define AUDIO_SSI_SEL                   (1 << 0)
  78 #define AUDIO_CLK_SEL                   (1 << 1)
  79 #define AUDIO_CSM                       (1 << 2)
  80 #define AUDIO_BCL_INV                   (1 << 3)
  81 #define AUDIO_CFS_INV                   (1 << 4)
  82 #define AUDIO_CFS(x)                    (((x) & 0x3) << 5)
  83 #define AUDIO_CLK(x)                    (((x) & 0x7) << 7)
  84 #define AUDIO_C_EN                      (1 << 11)
  85 #define AUDIO_C_CLK_EN                  (1 << 12)
  86 #define AUDIO_C_RESET                   (1 << 15)
  87
  88 #define AUDIO_CODEC_CDCFS8K16K          (1 << 10)
  89 #define AUDIO_DAC_CFS_DLY_B             (1 << 10)
  90
  91 struct mc13783_priv {
  92         struct mc13xxx *mc13xxx;
  93         struct regmap *regmap;
  94
  95         enum mc13783_ssi_port adc_ssi_port;
  96         enum mc13783_ssi_port dac_ssi_port;
  97 };
  98
  99 /* Mapping between sample rates and register value */
 100 static unsigned int mc13783_rates[] = {
 101         8000, 11025, 12000, 16000,
 102         22050, 24000, 32000, 44100,
 103         48000, 64000, 96000
 104 };
 105
 106 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
 107                                 struct snd_pcm_hw_params *params,
 108                                 struct snd_soc_dai *dai)
 109 {
 110         struct snd_soc_codec *codec = dai->codec;
 111         unsigned int rate = params_rate(params);
 112         int i;
 113
 114         for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
 115                 if (rate == mc13783_rates[i]) {
 116                         snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
 117                                         0xf << 17, i << 17);
 118                         return 0;
 119                 }
 120         }
 121
 122         return -EINVAL;
 123 }
 124
 125 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
 126                                 struct snd_pcm_hw_params *params,
 127                                 struct snd_soc_dai *dai)
 128 {
 129         struct snd_soc_codec *codec = dai->codec;
 130         unsigned int rate = params_rate(params);
 131         unsigned int val;
 132
 133         switch (rate) {
 134         case 8000:
 135                 val = 0;
 136                 break;
 137         case 16000:
 138                 val = AUDIO_CODEC_CDCFS8K16K;
 139                 break;
 140         default:
 141                 return -EINVAL;
 142         }
 143
 144         snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
 145                         val);
 146
 147         return 0;
 148 }
 149
 150 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
 151                                 struct snd_pcm_hw_params *params,
 152                                 struct snd_soc_dai *dai)
 153 {
 154         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 155                 return mc13783_pcm_hw_params_dac(substream, params, dai);
 156         else
 157                 return mc13783_pcm_hw_params_codec(substream, params, dai);
 158 }
 159
 160 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt,
 161                         unsigned int reg)
 162 {
 163         struct snd_soc_codec *codec = dai->codec;
 164         unsigned int val = 0;
 165         unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV |
 166                                 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET;
 167
 168
 169         /* DAI mode */
 170         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 171         case SND_SOC_DAIFMT_I2S:
 172                 val |= AUDIO_CFS(2);
 173                 break;
 174         case SND_SOC_DAIFMT_DSP_A:
 175                 val |= AUDIO_CFS(1);
 176                 break;
 177         default:
 178                 return -EINVAL;
 179         }
 180
 181         /* DAI clock inversion */
 182         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
 183         case SND_SOC_DAIFMT_NB_NF:
 184                 val |= AUDIO_BCL_INV;
 185                 break;
 186         case SND_SOC_DAIFMT_NB_IF:
 187                 val |= AUDIO_BCL_INV | AUDIO_CFS_INV;
 188                 break;
 189         case SND_SOC_DAIFMT_IB_NF:
 190                 break;
 191         case SND_SOC_DAIFMT_IB_IF:
 192                 val |= AUDIO_CFS_INV;
 193                 break;
 194         }
 195
 196         /* DAI clock master masks */
 197         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 198         case SND_SOC_DAIFMT_CBM_CFM:
 199                 val |= AUDIO_C_CLK_EN;
 200                 break;
 201         case SND_SOC_DAIFMT_CBS_CFS:
 202                 val |= AUDIO_CSM;
 203                 break;
 204         case SND_SOC_DAIFMT_CBM_CFS:
 205         case SND_SOC_DAIFMT_CBS_CFM:
 206                 return -EINVAL;
 207         }
 208
 209         val |= AUDIO_C_RESET;
 210
 211         snd_soc_update_bits(codec, reg, mask, val);
 212
 213         return 0;
 214 }
 215
 216 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
 217 {
 218         if (dai->id == MC13783_ID_STEREO_DAC)
 219                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 220         else
 221                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 222 }
 223
 224 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
 225 {
 226         int ret;
 227
 228         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 229         if (ret)
 230                 return ret;
 231
 232         /*
 233          * In synchronous mode force the voice codec into slave mode
 234          * so that the clock / framesync from the stereo DAC is used
 235          */
 236         fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
 237         fmt |= SND_SOC_DAIFMT_CBS_CFS;
 238         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 239
 240         return ret;
 241 }
 242
 243 static int mc13783_sysclk[] = {
 244         13000000,
 245         15360000,
 246         16800000,
 247         -1,
 248         26000000,
 249         -1, /* 12000000, invalid for voice codec */
 250         -1, /* 3686400, invalid for voice codec */
 251         33600000,
 252 };
 253
 254 static int mc13783_set_sysclk(struct snd_soc_dai *dai,
 255                                   int clk_id, unsigned int freq, int dir,
 256                                   unsigned int reg)
 257 {
 258         struct snd_soc_codec *codec = dai->codec;
 259         int clk;
 260         unsigned int val = 0;
 261         unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL;
 262
 263         for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
 264                 if (mc13783_sysclk[clk] < 0)
 265                         continue;
 266                 if (mc13783_sysclk[clk] == freq)
 267                         break;
 268         }
 269
 270         if (clk == ARRAY_SIZE(mc13783_sysclk))
 271                 return -EINVAL;
 272
 273         if (clk_id == MC13783_CLK_CLIB)
 274                 val |= AUDIO_CLK_SEL;
 275
 276         val |= AUDIO_CLK(clk);
 277
 278         snd_soc_update_bits(codec, reg, mask, val);
 279
 280         return 0;
 281 }
 282
 283 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
 284                                   int clk_id, unsigned int freq, int dir)
 285 {
 286         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 287 }
 288
 289 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
 290                                   int clk_id, unsigned int freq, int dir)
 291 {
 292         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 293 }
 294
 295 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
 296                                   int clk_id, unsigned int freq, int dir)
 297 {
 298         int ret;
 299
 300         ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 301         if (ret)
 302                 return ret;
 303
 304         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 305 }
 306
 307 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
 308         unsigned int tx_mask, unsigned int rx_mask, int slots,
 309         int slot_width)
 310 {
 311         struct snd_soc_codec *codec = dai->codec;
 312         unsigned int val = 0;
 313         unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK |
 314                                 SSI_NETWORK_DAC_RXSLOT_MASK;
 315
 316         switch (slots) {
 317         case 2:
 318                 val |= SSI_NETWORK_DAC_SLOTS_2;
 319                 break;
 320         case 4:
 321                 val |= SSI_NETWORK_DAC_SLOTS_4;
 322                 break;
 323         case 8:
 324                 val |= SSI_NETWORK_DAC_SLOTS_8;
 325                 break;
 326         default:
 327                 return -EINVAL;
 328         }
 329
 330         switch (rx_mask) {
 331         case 0x03:
 332                 val |= SSI_NETWORK_DAC_RXSLOT_0_1;
 333                 break;
 334         case 0x0c:
 335                 val |= SSI_NETWORK_DAC_RXSLOT_2_3;
 336                 break;
 337         case 0x30:
 338                 val |= SSI_NETWORK_DAC_RXSLOT_4_5;
 339                 break;
 340         case 0xc0:
 341                 val |= SSI_NETWORK_DAC_RXSLOT_6_7;
 342                 break;
 343         default:
 344                 return -EINVAL;
 345         }
 346
 347         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 348
 349         return 0;
 350 }
 351
 352 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
 353         unsigned int tx_mask, unsigned int rx_mask, int slots,
 354         int slot_width)
 355 {
 356         struct snd_soc_codec *codec = dai->codec;
 357         unsigned int val = 0;
 358         unsigned int mask = 0x3f;
 359
 360         if (slots != 4)
 361                 return -EINVAL;
 362
 363         if (tx_mask != 0x3)
 364                 return -EINVAL;
 365
 366         val |= (0x00 << 2);     /* primary timeslot RX/TX(?) is 0 */
 367         val |= (0x01 << 4);     /* secondary timeslot TX is 1 */
 368
 369         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 370
 371         return 0;
 372 }
 373
 374 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
 375         unsigned int tx_mask, unsigned int rx_mask, int slots,
 376         int slot_width)
 377 {
 378         int ret;
 379
 380         ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
 381                         slot_width);
 382         if (ret)
 383                 return ret;
 384
 385         ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
 386                         slot_width);
 387
 388         return ret;
 389 }
 390
 391 static const struct snd_kcontrol_new mc1l_amp_ctl =
 392         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0);
 393
 394 static const struct snd_kcontrol_new mc1r_amp_ctl =
 395         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0);
 396
 397 static const struct snd_kcontrol_new mc2_amp_ctl =
 398         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0);
 399
 400 static const struct snd_kcontrol_new atx_amp_ctl =
 401         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0);
 402
 403
 404 /* Virtual mux. The chip does the input selection automatically
 405  * as soon as we enable one input. */
 406 static const char * const adcl_enum_text[] = {
 407         "MC1L", "RXINL",
 408 };
 409
 410 static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text);
 411
 412 static const struct snd_kcontrol_new left_input_mux =
 413         SOC_DAPM_ENUM("Route", adcl_enum);
 414
 415 static const char * const adcr_enum_text[] = {
 416         "MC1R", "MC2", "RXINR", "TXIN",
 417 };
 418
 419 static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text);
 420
 421 static const struct snd_kcontrol_new right_input_mux =
 422         SOC_DAPM_ENUM("Route", adcr_enum);
 423
 424 static const struct snd_kcontrol_new samp_ctl =
 425         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0);
 426
 427 static const char * const speaker_amp_source_text[] = {
 428         "CODEC", "Right"
 429 };
 430 static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4,
 431                             speaker_amp_source_text);
 432 static const struct snd_kcontrol_new speaker_amp_source_mux =
 433         SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source);
 434
 435 static const char * const headset_amp_source_text[] = {
 436         "CODEC", "Mixer"
 437 };
 438
 439 static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11,
 440                             headset_amp_source_text);
 441 static const struct snd_kcontrol_new headset_amp_source_mux =
 442         SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source);
 443
 444 static const struct snd_kcontrol_new cdcout_ctl =
 445         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0);
 446
 447 static const struct snd_kcontrol_new adc_bypass_ctl =
 448         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0);
 449
 450 static const struct snd_kcontrol_new lamp_ctl =
 451         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0);
 452
 453 static const struct snd_kcontrol_new hlamp_ctl =
 454         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0);
 455
 456 static const struct snd_kcontrol_new hramp_ctl =
 457         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0);
 458
 459 static const struct snd_kcontrol_new llamp_ctl =
 460         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0);
 461
 462 static const struct snd_kcontrol_new lramp_ctl =
 463         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0);
 464
 465 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = {
 466 /* Input */
 467         SND_SOC_DAPM_INPUT("MC1LIN"),
 468         SND_SOC_DAPM_INPUT("MC1RIN"),
 469         SND_SOC_DAPM_INPUT("MC2IN"),
 470         SND_SOC_DAPM_INPUT("RXINR"),
 471         SND_SOC_DAPM_INPUT("RXINL"),
 472         SND_SOC_DAPM_INPUT("TXIN"),
 473
 474         SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0),
 475         SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0),
 476
 477         SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl),
 478         SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl),
 479         SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl),
 480         SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl),
 481
 482         SND_SOC_DAPM_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0,
 483                               &left_input_mux),
 484         SND_SOC_DAPM_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0,
 485                               &right_input_mux),
 486
 487         SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0,
 488                          &speaker_amp_source_mux),
 489
 490         SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0,
 491                          &headset_amp_source_mux),
 492
 493         SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 494         SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 495
 496         SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0),
 497         SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0),
 498
 499         SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0),
 500         SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0,
 501                         &adc_bypass_ctl),
 502
 503 /* Output */
 504         SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0),
 505         SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0),
 506         SND_SOC_DAPM_OUTPUT("RXOUTL"),
 507         SND_SOC_DAPM_OUTPUT("RXOUTR"),
 508         SND_SOC_DAPM_OUTPUT("HSL"),
 509         SND_SOC_DAPM_OUTPUT("HSR"),
 510         SND_SOC_DAPM_OUTPUT("LSPL"),
 511         SND_SOC_DAPM_OUTPUT("LSP"),
 512         SND_SOC_DAPM_OUTPUT("SP"),
 513         SND_SOC_DAPM_OUTPUT("CDCOUT"),
 514
 515         SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0,
 516                         &cdcout_ctl),
 517         SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0,
 518                         &samp_ctl),
 519         SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl),
 520         SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0,
 521                         &hlamp_ctl),
 522         SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0,
 523                         &hramp_ctl),
 524         SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0,
 525                         &llamp_ctl),
 526         SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0,
 527                         &lramp_ctl),
 528         SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0),
 529         SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0),
 530 };
 531
 532 static struct snd_soc_dapm_route mc13783_routes[] = {
 533 /* Input */
 534         { "MC1L Amp", NULL, "MC1LIN"},
 535         { "MC1R Amp", NULL, "MC1RIN" },
 536         { "MC2 Amp", NULL, "MC2IN" },
 537         { "TXIN Amp", NULL, "TXIN"},
 538
 539         { "PGA Left Input Mux", "MC1L", "MC1L Amp" },
 540         { "PGA Left Input Mux", "RXINL", "RXINL"},
 541         { "PGA Right Input Mux", "MC1R", "MC1R Amp" },
 542         { "PGA Right Input Mux", "MC2",  "MC2 Amp"},
 543         { "PGA Right Input Mux", "TXIN", "TXIN Amp"},
 544         { "PGA Right Input Mux", "RXINR", "RXINR"},
 545
 546         { "PGA Left Input", NULL, "PGA Left Input Mux"},
 547         { "PGA Right Input", NULL, "PGA Right Input Mux"},
 548
 549         { "ADC", NULL, "PGA Left Input"},
 550         { "ADC", NULL, "PGA Right Input"},
 551         { "ADC", NULL, "ADC_Reset"},
 552
 553         { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" },
 554
 555         { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"},
 556         { "Speaker Amp Source MUX", "Right", "DAC PGA"},
 557
 558         { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"},
 559         { "Headset Amp Source MUX", "Mixer", "DAC PGA"},
 560
 561 /* Output */
 562         { "HSL", NULL, "Headset Amp Left" },
 563         { "HSR", NULL, "Headset Amp Right"},
 564         { "RXOUTL", NULL, "Line out Amp Left"},
 565         { "RXOUTR", NULL, "Line out Amp Right"},
 566         { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"},
 567         { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"},
 568         { "HSL", "Headset Amp Left", "Headset Amp Source MUX"},
 569         { "HSR", "Headset Amp Right", "Headset Amp Source MUX"},
 570         { "Line out Amp Left", NULL, "DAC PGA"},
 571         { "Line out Amp Right", NULL, "DAC PGA"},
 572         { "DAC PGA", NULL, "DAC"},
 573         { "DAC", NULL, "DAC_E"},
 574         { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"},
 575 };
 576
 577 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
 578                                                 "Mono", "Mono Mix"};
 579
 580 static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer,
 581                             MC13783_AUDIO_RX1, 16,
 582                             mc13783_3d_mixer);
 583
 584 static struct snd_kcontrol_new mc13783_control_list[] = {
 585         SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0),
 586         SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
 587         SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0),
 588         SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
 589         SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
 590
 591         SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0),
 592         SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0),
 593         SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0),
 594         SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0),
 595
 596         SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0),
 597         SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0),
 598
 599         SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0),
 600         SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0),
 601
 602         SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0),
 603         SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0),
 604
 605         SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0),
 606         SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0),
 607 };
 608
 609 static int mc13783_probe(struct snd_soc_codec *codec)
 610 {
 611         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 612
 613         /* these are the reset values */
 614         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893);
 615         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A);
 616         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000);
 617         mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060);
 618         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027);
 619         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004);
 620
 621         if (priv->adc_ssi_port == MC13783_SSI1_PORT)
 622                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 623                                 AUDIO_SSI_SEL, 0);
 624         else
 625                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 626                                 AUDIO_SSI_SEL, AUDIO_SSI_SEL);
 627
 628         if (priv->dac_ssi_port == MC13783_SSI1_PORT)
 629                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 630                                 AUDIO_SSI_SEL, 0);
 631         else
 632                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 633                                 AUDIO_SSI_SEL, AUDIO_SSI_SEL);
 634
 635         return 0;
 636 }
 637
 638 static int mc13783_remove(struct snd_soc_codec *codec)
 639 {
 640         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 641
 642         /* Make sure VAUDIOON is off */
 643         mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0);
 644
 645         return 0;
 646 }
 647
 648 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
 649
 650 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
 651         SNDRV_PCM_FMTBIT_S24_LE)
 652
 653 static const struct snd_soc_dai_ops mc13783_ops_dac = {
 654         .hw_params      = mc13783_pcm_hw_params_dac,
 655         .set_fmt        = mc13783_set_fmt_async,
 656         .set_sysclk     = mc13783_set_sysclk_dac,
 657         .set_tdm_slot   = mc13783_set_tdm_slot_dac,
 658 };
 659
 660 static const struct snd_soc_dai_ops mc13783_ops_codec = {
 661         .hw_params      = mc13783_pcm_hw_params_codec,
 662         .set_fmt        = mc13783_set_fmt_async,
 663         .set_sysclk     = mc13783_set_sysclk_codec,
 664         .set_tdm_slot   = mc13783_set_tdm_slot_codec,
 665 };
 666
 667 /*
 668  * The mc13783 has two SSI ports, both of them can be routed either
 669  * to the voice codec or the stereo DAC. When two different SSI ports
 670  * are used for the voice codec and the stereo DAC we can do different
 671  * formats and sysclock settings for playback and capture
 672  * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
 673  * forces us to use symmetric rates (mc13783-hifi).
 674  */
 675 static struct snd_soc_dai_driver mc13783_dai_async[] = {
 676         {
 677                 .name = "mc13783-hifi-playback",
 678                 .id = MC13783_ID_STEREO_DAC,
 679                 .playback = {
 680                         .stream_name = "Playback",
 681                         .channels_min = 2,
 682                         .channels_max = 2,
 683                         .rates = SNDRV_PCM_RATE_8000_96000,
 684                         .formats = MC13783_FORMATS,
 685                 },
 686                 .ops = &mc13783_ops_dac,
 687         }, {
 688                 .name = "mc13783-hifi-capture",
 689                 .id = MC13783_ID_STEREO_CODEC,
 690                 .capture = {
 691                         .stream_name = "Capture",
 692                         .channels_min = 2,
 693                         .channels_max = 2,
 694                         .rates = MC13783_RATES_RECORD,
 695                         .formats = MC13783_FORMATS,
 696                 },
 697                 .ops = &mc13783_ops_codec,
 698         },
 699 };
 700
 701 static const struct snd_soc_dai_ops mc13783_ops_sync = {
 702         .hw_params      = mc13783_pcm_hw_params_sync,
 703         .set_fmt        = mc13783_set_fmt_sync,
 704         .set_sysclk     = mc13783_set_sysclk_sync,
 705         .set_tdm_slot   = mc13783_set_tdm_slot_sync,
 706 };
 707
 708 static struct snd_soc_dai_driver mc13783_dai_sync[] = {
 709         {
 710                 .name = "mc13783-hifi",
 711                 .id = MC13783_ID_SYNC,
 712                 .playback = {
 713                         .stream_name = "Playback",
 714                         .channels_min = 2,
 715                         .channels_max = 2,
 716                         .rates = SNDRV_PCM_RATE_8000_96000,
 717                         .formats = MC13783_FORMATS,
 718                 },
 719                 .capture = {
 720                         .stream_name = "Capture",
 721                         .channels_min = 2,
 722                         .channels_max = 2,
 723                         .rates = MC13783_RATES_RECORD,
 724                         .formats = MC13783_FORMATS,
 725                 },
 726                 .ops = &mc13783_ops_sync,
 727                 .symmetric_rates = 1,
 728         }
 729 };
 730
 731 static struct regmap *mc13783_get_regmap(struct device *dev)
 732 {
 733         return dev_get_regmap(dev->parent, NULL);
 734 }
 735
 736 static struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
 737         .probe          = mc13783_probe,
 738         .remove         = mc13783_remove,
 739         .get_regmap     = mc13783_get_regmap,
 740         .component_driver = {
 741                 .controls               = mc13783_control_list,
 742                 .num_controls           = ARRAY_SIZE(mc13783_control_list),
 743                 .dapm_widgets           = mc13783_dapm_widgets,
 744                 .num_dapm_widgets       = ARRAY_SIZE(mc13783_dapm_widgets),
 745                 .dapm_routes            = mc13783_routes,
 746                 .num_dapm_routes        = ARRAY_SIZE(mc13783_routes),
 747         },
 748 };
 749
 750 static int __init mc13783_codec_probe(struct platform_device *pdev)
 751 {
 752         struct mc13783_priv *priv;
 753         struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
 754         struct device_node *np;
 755         int ret;
 756
 757         priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
 758         if (!priv)
 759                 return -ENOMEM;
 760
 761         if (pdata) {
 762                 priv->adc_ssi_port = pdata->adc_ssi_port;
 763                 priv->dac_ssi_port = pdata->dac_ssi_port;
 764         } else {
 765                 np = of_get_child_by_name(pdev->dev.parent->of_node, "codec");
 766                 if (!np)
 767                         return -ENOSYS;
 768
 769                 ret = of_property_read_u32(np, "adc-port", &priv->adc_ssi_port);
 770                 if (ret) {
 771                         of_node_put(np);
 772                         return ret;
 773                 }
 774
 775                 ret = of_property_read_u32(np, "dac-port", &priv->dac_ssi_port);
 776                 if (ret) {
 777                         of_node_put(np);
 778                         return ret;
 779                 }
 780
 781                 of_node_put(np);
 782         }
 783
 784         dev_set_drvdata(&pdev->dev, priv);
 785         priv->mc13xxx = dev_get_drvdata(pdev->dev.parent);
 786
 787         if (priv->adc_ssi_port == priv->dac_ssi_port)
 788                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 789                         mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
 790         else
 791                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 792                         mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
 793
 794         return ret;
 795 }
 796
 797 static int mc13783_codec_remove(struct platform_device *pdev)
 798 {
 799         snd_soc_unregister_codec(&pdev->dev);
 800
 801         return 0;
 802 }
 803
 804 static struct platform_driver mc13783_codec_driver = {
 805         .driver = {
 806                 .name   = "mc13783-codec",
 807         },
 808         .remove = mc13783_codec_remove,
 809 };
 810 module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe);
 811
 812 MODULE_DESCRIPTION("ASoC MC13783 driver");
 813 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
 814 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>");
 815 MODULE_LICENSE("GPL");