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/mfd/mc13xxx.h>
  26 #include <linux/slab.h>
  27 #include <sound/core.h>
  28 #include <sound/control.h>
  29 #include <sound/pcm.h>
  30 #include <sound/soc.h>
  31 #include <sound/initval.h>
  32 #include <sound/soc-dapm.h>
  33
  34 #include "mc13783.h"
  35
  36 #define MC13783_AUDIO_RX0       36
  37 #define MC13783_AUDIO_RX1       37
  38 #define MC13783_AUDIO_TX        38
  39 #define MC13783_SSI_NETWORK     39
  40 #define MC13783_AUDIO_CODEC     40
  41 #define MC13783_AUDIO_DAC       41
  42
  43 #define AUDIO_RX0_ALSPEN                (1 << 5)
  44 #define AUDIO_RX0_ALSPSEL               (1 << 7)
  45 #define AUDIO_RX0_ADDCDC                (1 << 21)
  46 #define AUDIO_RX0_ADDSTDC               (1 << 22)
  47 #define AUDIO_RX0_ADDRXIN               (1 << 23)
  48
  49 #define AUDIO_RX1_PGARXEN               (1 << 0);
  50 #define AUDIO_RX1_PGASTEN               (1 << 5)
  51 #define AUDIO_RX1_ARXINEN               (1 << 10)
  52
  53 #define AUDIO_TX_AMC1REN                (1 << 5)
  54 #define AUDIO_TX_AMC1LEN                (1 << 7)
  55 #define AUDIO_TX_AMC2EN                 (1 << 9)
  56 #define AUDIO_TX_ATXINEN                (1 << 11)
  57 #define AUDIO_TX_RXINREC                (1 << 13)
  58
  59 #define SSI_NETWORK_CDCTXRXSLOT(x)      (((x) & 0x3) << 2)
  60 #define SSI_NETWORK_CDCTXSECSLOT(x)     (((x) & 0x3) << 4)
  61 #define SSI_NETWORK_CDCRXSECSLOT(x)     (((x) & 0x3) << 6)
  62 #define SSI_NETWORK_CDCRXSECGAIN(x)     (((x) & 0x3) << 8)
  63 #define SSI_NETWORK_CDCSUMGAIN(x)       (1 << 10)
  64 #define SSI_NETWORK_CDCFSDLY(x)         (1 << 11)
  65 #define SSI_NETWORK_DAC_SLOTS_8         (1 << 12)
  66 #define SSI_NETWORK_DAC_SLOTS_4         (2 << 12)
  67 #define SSI_NETWORK_DAC_SLOTS_2         (3 << 12)
  68 #define SSI_NETWORK_DAC_SLOT_MASK       (3 << 12)
  69 #define SSI_NETWORK_DAC_RXSLOT_0_1      (0 << 14)
  70 #define SSI_NETWORK_DAC_RXSLOT_2_3      (1 << 14)
  71 #define SSI_NETWORK_DAC_RXSLOT_4_5      (2 << 14)
  72 #define SSI_NETWORK_DAC_RXSLOT_6_7      (3 << 14)
  73 #define SSI_NETWORK_DAC_RXSLOT_MASK     (3 << 14)
  74 #define SSI_NETWORK_STDCRXSECSLOT(x)    (((x) & 0x3) << 16)
  75 #define SSI_NETWORK_STDCRXSECGAIN(x)    (((x) & 0x3) << 18)
  76 #define SSI_NETWORK_STDCSUMGAIN         (1 << 20)
  77
  78 /*
  79  * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
  80  * register layout
  81  */
  82 #define AUDIO_SSI_SEL                   (1 << 0)
  83 #define AUDIO_CLK_SEL                   (1 << 1)
  84 #define AUDIO_CSM                       (1 << 2)
  85 #define AUDIO_BCL_INV                   (1 << 3)
  86 #define AUDIO_CFS_INV                   (1 << 4)
  87 #define AUDIO_CFS(x)                    (((x) & 0x3) << 5)
  88 #define AUDIO_CLK(x)                    (((x) & 0x7) << 7)
  89 #define AUDIO_C_EN                      (1 << 11)
  90 #define AUDIO_C_CLK_EN                  (1 << 12)
  91 #define AUDIO_C_RESET                   (1 << 15)
  92
  93 #define AUDIO_CODEC_CDCFS8K16K          (1 << 10)
  94 #define AUDIO_DAC_CFS_DLY_B             (1 << 10)
  95
  96 struct mc13783_priv {
  97         struct snd_soc_codec codec;
  98         struct mc13xxx *mc13xxx;
  99
 100         enum mc13783_ssi_port adc_ssi_port;
 101         enum mc13783_ssi_port dac_ssi_port;
 102 };
 103
 104 static unsigned int mc13783_read(struct snd_soc_codec *codec,
 105         unsigned int reg)
 106 {
 107         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 108         unsigned int value = 0;
 109
 110         mc13xxx_lock(priv->mc13xxx);
 111
 112         mc13xxx_reg_read(priv->mc13xxx, reg, &value);
 113
 114         mc13xxx_unlock(priv->mc13xxx);
 115
 116         return value;
 117 }
 118
 119 static int mc13783_write(struct snd_soc_codec *codec,
 120         unsigned int reg, unsigned int value)
 121 {
 122         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 123         int ret;
 124
 125         mc13xxx_lock(priv->mc13xxx);
 126
 127         ret = mc13xxx_reg_write(priv->mc13xxx, reg, value);
 128
 129         mc13xxx_unlock(priv->mc13xxx);
 130
 131         return ret;
 132 }
 133
 134 /* Mapping between sample rates and register value */
 135 static unsigned int mc13783_rates[] = {
 136         8000, 11025, 12000, 16000,
 137         22050, 24000, 32000, 44100,
 138         48000, 64000, 96000
 139 };
 140
 141 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
 142                                 struct snd_pcm_hw_params *params,
 143                                 struct snd_soc_dai *dai)
 144 {
 145         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 146         struct snd_soc_codec *codec = rtd->codec;
 147         unsigned int rate = params_rate(params);
 148         int i;
 149
 150         for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
 151                 if (rate == mc13783_rates[i]) {
 152                         snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
 153                                         0xf << 17, i << 17);
 154                         return 0;
 155                 }
 156         }
 157
 158         return -EINVAL;
 159 }
 160
 161 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
 162                                 struct snd_pcm_hw_params *params,
 163                                 struct snd_soc_dai *dai)
 164 {
 165         struct snd_soc_pcm_runtime *rtd = substream->private_data;
 166         struct snd_soc_codec *codec = rtd->codec;
 167         unsigned int rate = params_rate(params);
 168         unsigned int val;
 169
 170         switch (rate) {
 171         case 8000:
 172                 val = 0;
 173                 break;
 174         case 16000:
 175                 val = AUDIO_CODEC_CDCFS8K16K;
 176                 break;
 177         default:
 178                 return -EINVAL;
 179         }
 180
 181         snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
 182                         val);
 183
 184         return 0;
 185 }
 186
 187 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
 188                                 struct snd_pcm_hw_params *params,
 189                                 struct snd_soc_dai *dai)
 190 {
 191         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 192                 return mc13783_pcm_hw_params_dac(substream, params, dai);
 193         else
 194                 return mc13783_pcm_hw_params_codec(substream, params, dai);
 195 }
 196
 197 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt,
 198                         unsigned int reg)
 199 {
 200         struct snd_soc_codec *codec = dai->codec;
 201         unsigned int val = 0;
 202         unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV |
 203                                 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET;
 204
 205
 206         /* DAI mode */
 207         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 208         case SND_SOC_DAIFMT_I2S:
 209                 val |= AUDIO_CFS(2);
 210                 break;
 211         case SND_SOC_DAIFMT_DSP_A:
 212                 val |= AUDIO_CFS(1);
 213                 break;
 214         default:
 215                 return -EINVAL;
 216         }
 217
 218         /* DAI clock inversion */
 219         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
 220         case SND_SOC_DAIFMT_NB_NF:
 221                 val |= AUDIO_BCL_INV;
 222                 break;
 223         case SND_SOC_DAIFMT_NB_IF:
 224                 val |= AUDIO_BCL_INV | AUDIO_CFS_INV;
 225                 break;
 226         case SND_SOC_DAIFMT_IB_NF:
 227                 break;
 228         case SND_SOC_DAIFMT_IB_IF:
 229                 val |= AUDIO_CFS_INV;
 230                 break;
 231         }
 232
 233         /* DAI clock master masks */
 234         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 235         case SND_SOC_DAIFMT_CBM_CFM:
 236                 val |= AUDIO_C_CLK_EN;
 237                 break;
 238         case SND_SOC_DAIFMT_CBS_CFS:
 239                 val |= AUDIO_CSM;
 240                 break;
 241         case SND_SOC_DAIFMT_CBM_CFS:
 242         case SND_SOC_DAIFMT_CBS_CFM:
 243                 return -EINVAL;
 244         }
 245
 246         val |= AUDIO_C_RESET;
 247
 248         snd_soc_update_bits(codec, reg, mask, val);
 249
 250         return 0;
 251 }
 252
 253 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
 254 {
 255         if (dai->id == MC13783_ID_STEREO_DAC)
 256                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 257         else
 258                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 259 }
 260
 261 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
 262 {
 263         int ret;
 264
 265         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 266         if (ret)
 267                 return ret;
 268
 269         /*
 270          * In synchronous mode force the voice codec into slave mode
 271          * so that the clock / framesync from the stereo DAC is used
 272          */
 273         fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
 274         fmt |= SND_SOC_DAIFMT_CBS_CFS;
 275         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 276
 277         return ret;
 278 }
 279
 280 static int mc13783_sysclk[] = {
 281         13000000,
 282         15360000,
 283         16800000,
 284         -1,
 285         26000000,
 286         -1, /* 12000000, invalid for voice codec */
 287         -1, /* 3686400, invalid for voice codec */
 288         33600000,
 289 };
 290
 291 static int mc13783_set_sysclk(struct snd_soc_dai *dai,
 292                                   int clk_id, unsigned int freq, int dir,
 293                                   unsigned int reg)
 294 {
 295         struct snd_soc_codec *codec = dai->codec;
 296         int clk;
 297         unsigned int val = 0;
 298         unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL;
 299
 300         for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
 301                 if (mc13783_sysclk[clk] < 0)
 302                         continue;
 303                 if (mc13783_sysclk[clk] == freq)
 304                         break;
 305         }
 306
 307         if (clk == ARRAY_SIZE(mc13783_sysclk))
 308                 return -EINVAL;
 309
 310         if (clk_id == MC13783_CLK_CLIB)
 311                 val |= AUDIO_CLK_SEL;
 312
 313         val |= AUDIO_CLK(clk);
 314
 315         snd_soc_update_bits(codec, reg, mask, val);
 316
 317         return 0;
 318 }
 319
 320 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
 321                                   int clk_id, unsigned int freq, int dir)
 322 {
 323         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 324 }
 325
 326 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
 327                                   int clk_id, unsigned int freq, int dir)
 328 {
 329         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 330 }
 331
 332 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
 333                                   int clk_id, unsigned int freq, int dir)
 334 {
 335         int ret;
 336
 337         ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 338         if (ret)
 339                 return ret;
 340
 341         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 342 }
 343
 344 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
 345         unsigned int tx_mask, unsigned int rx_mask, int slots,
 346         int slot_width)
 347 {
 348         struct snd_soc_codec *codec = dai->codec;
 349         unsigned int val = 0;
 350         unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK |
 351                                 SSI_NETWORK_DAC_RXSLOT_MASK;
 352
 353         switch (slots) {
 354         case 2:
 355                 val |= SSI_NETWORK_DAC_SLOTS_2;
 356                 break;
 357         case 4:
 358                 val |= SSI_NETWORK_DAC_SLOTS_4;
 359                 break;
 360         case 8:
 361                 val |= SSI_NETWORK_DAC_SLOTS_8;
 362                 break;
 363         default:
 364                 return -EINVAL;
 365         }
 366
 367         switch (rx_mask) {
 368         case 0xfffffffc:
 369                 val |= SSI_NETWORK_DAC_RXSLOT_0_1;
 370                 break;
 371         case 0xfffffff3:
 372                 val |= SSI_NETWORK_DAC_RXSLOT_2_3;
 373                 break;
 374         case 0xffffffcf:
 375                 val |= SSI_NETWORK_DAC_RXSLOT_4_5;
 376                 break;
 377         case 0xffffff3f:
 378                 val |= SSI_NETWORK_DAC_RXSLOT_6_7;
 379                 break;
 380         default:
 381                 return -EINVAL;
 382         };
 383
 384         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 385
 386         return 0;
 387 }
 388
 389 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
 390         unsigned int tx_mask, unsigned int rx_mask, int slots,
 391         int slot_width)
 392 {
 393         struct snd_soc_codec *codec = dai->codec;
 394         unsigned int val = 0;
 395         unsigned int mask = 0x3f;
 396
 397         if (slots != 4)
 398                 return -EINVAL;
 399
 400         if (tx_mask != 0xfffffffc)
 401                 return -EINVAL;
 402
 403         val |= (0x00 << 2);     /* primary timeslot RX/TX(?) is 0 */
 404         val |= (0x01 << 4);     /* secondary timeslot TX is 1 */
 405
 406         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 407
 408         return 0;
 409 }
 410
 411 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
 412         unsigned int tx_mask, unsigned int rx_mask, int slots,
 413         int slot_width)
 414 {
 415         int ret;
 416
 417         ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
 418                         slot_width);
 419         if (ret)
 420                 return ret;
 421
 422         ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
 423                         slot_width);
 424
 425         return ret;
 426 }
 427
 428 static const struct snd_kcontrol_new mc1l_amp_ctl =
 429         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0);
 430
 431 static const struct snd_kcontrol_new mc1r_amp_ctl =
 432         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0);
 433
 434 static const struct snd_kcontrol_new mc2_amp_ctl =
 435         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0);
 436
 437 static const struct snd_kcontrol_new atx_amp_ctl =
 438         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0);
 439
 440
 441 /* Virtual mux. The chip does the input selection automatically
 442  * as soon as we enable one input. */
 443 static const char * const adcl_enum_text[] = {
 444         "MC1L", "RXINL",
 445 };
 446
 447 static const struct soc_enum adcl_enum =
 448         SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcl_enum_text), adcl_enum_text);
 449
 450 static const struct snd_kcontrol_new left_input_mux =
 451         SOC_DAPM_ENUM_VIRT("Route", adcl_enum);
 452
 453 static const char * const adcr_enum_text[] = {
 454         "MC1R", "MC2", "RXINR", "TXIN",
 455 };
 456
 457 static const struct soc_enum adcr_enum =
 458         SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcr_enum_text), adcr_enum_text);
 459
 460 static const struct snd_kcontrol_new right_input_mux =
 461         SOC_DAPM_ENUM_VIRT("Route", adcr_enum);
 462
 463 static const struct snd_kcontrol_new samp_ctl =
 464         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0);
 465
 466 static const struct snd_kcontrol_new lamp_ctl =
 467         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0);
 468
 469 static const struct snd_kcontrol_new hlamp_ctl =
 470         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0);
 471
 472 static const struct snd_kcontrol_new hramp_ctl =
 473         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0);
 474
 475 static const struct snd_kcontrol_new llamp_ctl =
 476         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0);
 477
 478 static const struct snd_kcontrol_new lramp_ctl =
 479         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0);
 480
 481 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = {
 482 /* Input */
 483         SND_SOC_DAPM_INPUT("MC1LIN"),
 484         SND_SOC_DAPM_INPUT("MC1RIN"),
 485         SND_SOC_DAPM_INPUT("MC2IN"),
 486         SND_SOC_DAPM_INPUT("RXINR"),
 487         SND_SOC_DAPM_INPUT("RXINL"),
 488         SND_SOC_DAPM_INPUT("TXIN"),
 489
 490         SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0),
 491         SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0),
 492
 493         SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl),
 494         SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl),
 495         SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl),
 496         SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl),
 497
 498         SND_SOC_DAPM_VIRT_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0,
 499                               &left_input_mux),
 500         SND_SOC_DAPM_VIRT_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0,
 501                               &right_input_mux),
 502
 503         SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 504         SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 505
 506         SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0),
 507         SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0),
 508
 509 /* Output */
 510         SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0),
 511         SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0),
 512         SND_SOC_DAPM_OUTPUT("RXOUTL"),
 513         SND_SOC_DAPM_OUTPUT("RXOUTR"),
 514         SND_SOC_DAPM_OUTPUT("HSL"),
 515         SND_SOC_DAPM_OUTPUT("HSR"),
 516         SND_SOC_DAPM_OUTPUT("LSP"),
 517         SND_SOC_DAPM_OUTPUT("SP"),
 518
 519         SND_SOC_DAPM_SWITCH("Speaker Amp", MC13783_AUDIO_RX0, 3, 0, &samp_ctl),
 520         SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl),
 521         SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0,
 522                         &hlamp_ctl),
 523         SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0,
 524                         &hramp_ctl),
 525         SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0,
 526                         &llamp_ctl),
 527         SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0,
 528                         &lramp_ctl),
 529         SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0),
 530         SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0),
 531 };
 532
 533 static struct snd_soc_dapm_route mc13783_routes[] = {
 534 /* Input */
 535         { "MC1L Amp", NULL, "MC1LIN"},
 536         { "MC1R Amp", NULL, "MC1RIN" },
 537         { "MC2 Amp", NULL, "MC2IN" },
 538         { "TXIN Amp", NULL, "TXIN"},
 539
 540         { "PGA Left Input Mux", "MC1L", "MC1L Amp" },
 541         { "PGA Left Input Mux", "RXINL", "RXINL"},
 542         { "PGA Right Input Mux", "MC1R", "MC1R Amp" },
 543         { "PGA Right Input Mux", "MC2",  "MC2 Amp"},
 544         { "PGA Right Input Mux", "TXIN", "TXIN Amp"},
 545         { "PGA Right Input Mux", "RXINR", "RXINR"},
 546
 547         { "PGA Left Input", NULL, "PGA Left Input Mux"},
 548         { "PGA Right Input", NULL, "PGA Right Input Mux"},
 549
 550         { "ADC", NULL, "PGA Left Input"},
 551         { "ADC", NULL, "PGA Right Input"},
 552         { "ADC", NULL, "ADC_Reset"},
 553
 554 /* Output */
 555         { "HSL", NULL, "Headset Amp Left" },
 556         { "HSR", NULL, "Headset Amp Right"},
 557         { "RXOUTL", NULL, "Line out Amp Left"},
 558         { "RXOUTR", NULL, "Line out Amp Right"},
 559         { "SP", NULL, "Speaker Amp"},
 560         { "Speaker Amp", NULL, "DAC PGA"},
 561         { "LSP", NULL, "DAC PGA"},
 562         { "Headset Amp Left", NULL, "DAC PGA"},
 563         { "Headset Amp Right", NULL, "DAC PGA"},
 564         { "Line out Amp Left", NULL, "DAC PGA"},
 565         { "Line out Amp Right", NULL, "DAC PGA"},
 566         { "DAC PGA", NULL, "DAC"},
 567         { "DAC", NULL, "DAC_E"},
 568 };
 569
 570 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
 571                                                 "Mono", "Mono Mix"};
 572
 573 static const struct soc_enum mc13783_enum_3d_mixer =
 574         SOC_ENUM_SINGLE(MC13783_AUDIO_RX1, 16, ARRAY_SIZE(mc13783_3d_mixer),
 575                         mc13783_3d_mixer);
 576
 577 static struct snd_kcontrol_new mc13783_control_list[] = {
 578         SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0),
 579         SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
 580         SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
 581         SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
 582 };
 583
 584 static int mc13783_probe(struct snd_soc_codec *codec)
 585 {
 586         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 587
 588         mc13xxx_lock(priv->mc13xxx);
 589
 590         /* these are the reset values */
 591         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893);
 592         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A);
 593         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000);
 594         mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060);
 595         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027);
 596         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004);
 597
 598         if (priv->adc_ssi_port == MC13783_SSI1_PORT)
 599                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 600                                 AUDIO_SSI_SEL, 0);
 601         else
 602                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 603                                 0, AUDIO_SSI_SEL);
 604
 605         if (priv->dac_ssi_port == MC13783_SSI1_PORT)
 606                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 607                                 AUDIO_SSI_SEL, 0);
 608         else
 609                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 610                                 0, AUDIO_SSI_SEL);
 611
 612         mc13xxx_unlock(priv->mc13xxx);
 613
 614         return 0;
 615 }
 616
 617 static int mc13783_remove(struct snd_soc_codec *codec)
 618 {
 619         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 620
 621         mc13xxx_lock(priv->mc13xxx);
 622
 623         /* Make sure VAUDIOON is off */
 624         mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0);
 625
 626         mc13xxx_unlock(priv->mc13xxx);
 627
 628         return 0;
 629 }
 630
 631 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
 632
 633 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
 634         SNDRV_PCM_FMTBIT_S24_LE)
 635
 636 static struct snd_soc_dai_ops mc13783_ops_dac = {
 637         .hw_params      = mc13783_pcm_hw_params_dac,
 638         .set_fmt        = mc13783_set_fmt_async,
 639         .set_sysclk     = mc13783_set_sysclk_dac,
 640         .set_tdm_slot   = mc13783_set_tdm_slot_dac,
 641 };
 642
 643 static struct snd_soc_dai_ops mc13783_ops_codec = {
 644         .hw_params      = mc13783_pcm_hw_params_codec,
 645         .set_fmt        = mc13783_set_fmt_async,
 646         .set_sysclk     = mc13783_set_sysclk_codec,
 647         .set_tdm_slot   = mc13783_set_tdm_slot_codec,
 648 };
 649
 650 /*
 651  * The mc13783 has two SSI ports, both of them can be routed either
 652  * to the voice codec or the stereo DAC. When two different SSI ports
 653  * are used for the voice codec and the stereo DAC we can do different
 654  * formats and sysclock settings for playback and capture
 655  * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
 656  * forces us to use symmetric rates (mc13783-hifi).
 657  */
 658 static struct snd_soc_dai_driver mc13783_dai_async[] = {
 659         {
 660                 .name = "mc13783-hifi-playback",
 661                 .id = MC13783_ID_STEREO_DAC,
 662                 .playback = {
 663                         .stream_name = "Playback",
 664                         .channels_min = 2,
 665                         .channels_max = 2,
 666                         .rates = SNDRV_PCM_RATE_8000_96000,
 667                         .formats = MC13783_FORMATS,
 668                 },
 669                 .ops = &mc13783_ops_dac,
 670         }, {
 671                 .name = "mc13783-hifi-capture",
 672                 .id = MC13783_ID_STEREO_CODEC,
 673                 .capture = {
 674                         .stream_name = "Capture",
 675                         .channels_min = 2,
 676                         .channels_max = 2,
 677                         .rates = MC13783_RATES_RECORD,
 678                         .formats = MC13783_FORMATS,
 679                 },
 680                 .ops = &mc13783_ops_codec,
 681         },
 682 };
 683
 684 static struct snd_soc_dai_ops mc13783_ops_sync = {
 685         .hw_params      = mc13783_pcm_hw_params_sync,
 686         .set_fmt        = mc13783_set_fmt_sync,
 687         .set_sysclk     = mc13783_set_sysclk_sync,
 688         .set_tdm_slot   = mc13783_set_tdm_slot_sync,
 689 };
 690
 691 static struct snd_soc_dai_driver mc13783_dai_sync[] = {
 692         {
 693                 .name = "mc13783-hifi",
 694                 .id = MC13783_ID_SYNC,
 695                 .playback = {
 696                         .stream_name = "Playback",
 697                         .channels_min = 2,
 698                         .channels_max = 2,
 699                         .rates = SNDRV_PCM_RATE_8000_96000,
 700                         .formats = MC13783_FORMATS,
 701                 },
 702                 .capture = {
 703                         .stream_name = "Capture",
 704                         .channels_min = 2,
 705                         .channels_max = 2,
 706                         .rates = MC13783_RATES_RECORD,
 707                         .formats = MC13783_FORMATS,
 708                 },
 709                 .ops = &mc13783_ops_sync,
 710                 .symmetric_rates = 1,
 711         }
 712 };
 713
 714 static struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
 715         .probe          = mc13783_probe,
 716         .remove         = mc13783_remove,
 717         .read           = mc13783_read,
 718         .write          = mc13783_write,
 719         .controls       = mc13783_control_list,
 720         .num_controls   = ARRAY_SIZE(mc13783_control_list),
 721         .dapm_widgets   = mc13783_dapm_widgets,
 722         .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets),
 723         .dapm_routes    = mc13783_routes,
 724         .num_dapm_routes = ARRAY_SIZE(mc13783_routes),
 725 };
 726
 727 static int mc13783_codec_probe(struct platform_device *pdev)
 728 {
 729         struct mc13xxx *mc13xxx;
 730         struct mc13783_priv *priv;
 731         struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
 732         int ret;
 733
 734         mc13xxx = dev_get_drvdata(pdev->dev.parent);
 735
 736
 737         priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
 738         if (priv == NULL)
 739                 return -ENOMEM;
 740
 741         dev_set_drvdata(&pdev->dev, priv);
 742         priv->mc13xxx = mc13xxx;
 743         if (pdata) {
 744                 priv->adc_ssi_port = pdata->adc_ssi_port;
 745                 priv->dac_ssi_port = pdata->dac_ssi_port;
 746         } else {
 747                 priv->adc_ssi_port = MC13783_SSI1_PORT;
 748                 priv->dac_ssi_port = MC13783_SSI2_PORT;
 749         }
 750
 751         if (priv->adc_ssi_port == priv->dac_ssi_port)
 752                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 753                         mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
 754         else
 755                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 756                         mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
 757
 758         if (ret)
 759                 goto err_register_codec;
 760
 761         return 0;
 762
 763 err_register_codec:
 764         dev_err(&pdev->dev, "register codec failed with %d\n", ret);
 765
 766         return ret;
 767 }
 768
 769 static int mc13783_codec_remove(struct platform_device *pdev)
 770 {
 771         snd_soc_unregister_codec(&pdev->dev);
 772
 773         return 0;
 774 }
 775
 776 static struct platform_driver mc13783_codec_driver = {
 777         .driver = {
 778                    .name = "mc13783-codec",
 779                    .owner = THIS_MODULE,
 780                    },
 781         .probe = mc13783_codec_probe,
 782         .remove = mc13783_codec_remove,
 783 };
 784
 785 module_platform_driver(mc13783_codec_driver);
 786
 787 MODULE_DESCRIPTION("ASoC MC13783 driver");
 788 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
 789 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>");
 790 MODULE_LICENSE("GPL");