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 #include <linux/regmap.h>
  34
  35 #include "mc13783.h"
  36
  37 #define AUDIO_RX0_ALSPEN                (1 << 5)
  38 #define AUDIO_RX0_ALSPSEL               (1 << 7)
  39 #define AUDIO_RX0_ADDCDC                (1 << 21)
  40 #define AUDIO_RX0_ADDSTDC               (1 << 22)
  41 #define AUDIO_RX0_ADDRXIN               (1 << 23)
  42
  43 #define AUDIO_RX1_PGARXEN               (1 << 0);
  44 #define AUDIO_RX1_PGASTEN               (1 << 5)
  45 #define AUDIO_RX1_ARXINEN               (1 << 10)
  46
  47 #define AUDIO_TX_AMC1REN                (1 << 5)
  48 #define AUDIO_TX_AMC1LEN                (1 << 7)
  49 #define AUDIO_TX_AMC2EN                 (1 << 9)
  50 #define AUDIO_TX_ATXINEN                (1 << 11)
  51 #define AUDIO_TX_RXINREC                (1 << 13)
  52
  53 #define SSI_NETWORK_CDCTXRXSLOT(x)      (((x) & 0x3) << 2)
  54 #define SSI_NETWORK_CDCTXSECSLOT(x)     (((x) & 0x3) << 4)
  55 #define SSI_NETWORK_CDCRXSECSLOT(x)     (((x) & 0x3) << 6)
  56 #define SSI_NETWORK_CDCRXSECGAIN(x)     (((x) & 0x3) << 8)
  57 #define SSI_NETWORK_CDCSUMGAIN(x)       (1 << 10)
  58 #define SSI_NETWORK_CDCFSDLY(x)         (1 << 11)
  59 #define SSI_NETWORK_DAC_SLOTS_8         (1 << 12)
  60 #define SSI_NETWORK_DAC_SLOTS_4         (2 << 12)
  61 #define SSI_NETWORK_DAC_SLOTS_2         (3 << 12)
  62 #define SSI_NETWORK_DAC_SLOT_MASK       (3 << 12)
  63 #define SSI_NETWORK_DAC_RXSLOT_0_1      (0 << 14)
  64 #define SSI_NETWORK_DAC_RXSLOT_2_3      (1 << 14)
  65 #define SSI_NETWORK_DAC_RXSLOT_4_5      (2 << 14)
  66 #define SSI_NETWORK_DAC_RXSLOT_6_7      (3 << 14)
  67 #define SSI_NETWORK_DAC_RXSLOT_MASK     (3 << 14)
  68 #define SSI_NETWORK_STDCRXSECSLOT(x)    (((x) & 0x3) << 16)
  69 #define SSI_NETWORK_STDCRXSECGAIN(x)    (((x) & 0x3) << 18)
  70 #define SSI_NETWORK_STDCSUMGAIN         (1 << 20)
  71
  72 /*
  73  * MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
  74  * register layout
  75  */
  76 #define AUDIO_SSI_SEL                   (1 << 0)
  77 #define AUDIO_CLK_SEL                   (1 << 1)
  78 #define AUDIO_CSM                       (1 << 2)
  79 #define AUDIO_BCL_INV                   (1 << 3)
  80 #define AUDIO_CFS_INV                   (1 << 4)
  81 #define AUDIO_CFS(x)                    (((x) & 0x3) << 5)
  82 #define AUDIO_CLK(x)                    (((x) & 0x7) << 7)
  83 #define AUDIO_C_EN                      (1 << 11)
  84 #define AUDIO_C_CLK_EN                  (1 << 12)
  85 #define AUDIO_C_RESET                   (1 << 15)
  86
  87 #define AUDIO_CODEC_CDCFS8K16K          (1 << 10)
  88 #define AUDIO_DAC_CFS_DLY_B             (1 << 10)
  89
  90 struct mc13783_priv {
  91         struct mc13xxx *mc13xxx;
  92         struct regmap *regmap;
  93
  94         enum mc13783_ssi_port adc_ssi_port;
  95         enum mc13783_ssi_port dac_ssi_port;
  96 };
  97
  98 /* Mapping between sample rates and register value */
  99 static unsigned int mc13783_rates[] = {
 100         8000, 11025, 12000, 16000,
 101         22050, 24000, 32000, 44100,
 102         48000, 64000, 96000
 103 };
 104
 105 static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
 106                                 struct snd_pcm_hw_params *params,
 107                                 struct snd_soc_dai *dai)
 108 {
 109         struct snd_soc_codec *codec = dai->codec;
 110         unsigned int rate = params_rate(params);
 111         int i;
 112
 113         for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
 114                 if (rate == mc13783_rates[i]) {
 115                         snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
 116                                         0xf << 17, i << 17);
 117                         return 0;
 118                 }
 119         }
 120
 121         return -EINVAL;
 122 }
 123
 124 static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
 125                                 struct snd_pcm_hw_params *params,
 126                                 struct snd_soc_dai *dai)
 127 {
 128         struct snd_soc_codec *codec = dai->codec;
 129         unsigned int rate = params_rate(params);
 130         unsigned int val;
 131
 132         switch (rate) {
 133         case 8000:
 134                 val = 0;
 135                 break;
 136         case 16000:
 137                 val = AUDIO_CODEC_CDCFS8K16K;
 138                 break;
 139         default:
 140                 return -EINVAL;
 141         }
 142
 143         snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
 144                         val);
 145
 146         return 0;
 147 }
 148
 149 static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
 150                                 struct snd_pcm_hw_params *params,
 151                                 struct snd_soc_dai *dai)
 152 {
 153         if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 154                 return mc13783_pcm_hw_params_dac(substream, params, dai);
 155         else
 156                 return mc13783_pcm_hw_params_codec(substream, params, dai);
 157 }
 158
 159 static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt,
 160                         unsigned int reg)
 161 {
 162         struct snd_soc_codec *codec = dai->codec;
 163         unsigned int val = 0;
 164         unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV |
 165                                 AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET;
 166
 167
 168         /* DAI mode */
 169         switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
 170         case SND_SOC_DAIFMT_I2S:
 171                 val |= AUDIO_CFS(2);
 172                 break;
 173         case SND_SOC_DAIFMT_DSP_A:
 174                 val |= AUDIO_CFS(1);
 175                 break;
 176         default:
 177                 return -EINVAL;
 178         }
 179
 180         /* DAI clock inversion */
 181         switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
 182         case SND_SOC_DAIFMT_NB_NF:
 183                 val |= AUDIO_BCL_INV;
 184                 break;
 185         case SND_SOC_DAIFMT_NB_IF:
 186                 val |= AUDIO_BCL_INV | AUDIO_CFS_INV;
 187                 break;
 188         case SND_SOC_DAIFMT_IB_NF:
 189                 break;
 190         case SND_SOC_DAIFMT_IB_IF:
 191                 val |= AUDIO_CFS_INV;
 192                 break;
 193         }
 194
 195         /* DAI clock master masks */
 196         switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 197         case SND_SOC_DAIFMT_CBM_CFM:
 198                 val |= AUDIO_C_CLK_EN;
 199                 break;
 200         case SND_SOC_DAIFMT_CBS_CFS:
 201                 val |= AUDIO_CSM;
 202                 break;
 203         case SND_SOC_DAIFMT_CBM_CFS:
 204         case SND_SOC_DAIFMT_CBS_CFM:
 205                 return -EINVAL;
 206         }
 207
 208         val |= AUDIO_C_RESET;
 209
 210         snd_soc_update_bits(codec, reg, mask, val);
 211
 212         return 0;
 213 }
 214
 215 static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
 216 {
 217         if (dai->id == MC13783_ID_STEREO_DAC)
 218                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 219         else
 220                 return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 221 }
 222
 223 static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
 224 {
 225         int ret;
 226
 227         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
 228         if (ret)
 229                 return ret;
 230
 231         /*
 232          * In synchronous mode force the voice codec into slave mode
 233          * so that the clock / framesync from the stereo DAC is used
 234          */
 235         fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
 236         fmt |= SND_SOC_DAIFMT_CBS_CFS;
 237         ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
 238
 239         return ret;
 240 }
 241
 242 static int mc13783_sysclk[] = {
 243         13000000,
 244         15360000,
 245         16800000,
 246         -1,
 247         26000000,
 248         -1, /* 12000000, invalid for voice codec */
 249         -1, /* 3686400, invalid for voice codec */
 250         33600000,
 251 };
 252
 253 static int mc13783_set_sysclk(struct snd_soc_dai *dai,
 254                                   int clk_id, unsigned int freq, int dir,
 255                                   unsigned int reg)
 256 {
 257         struct snd_soc_codec *codec = dai->codec;
 258         int clk;
 259         unsigned int val = 0;
 260         unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL;
 261
 262         for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
 263                 if (mc13783_sysclk[clk] < 0)
 264                         continue;
 265                 if (mc13783_sysclk[clk] == freq)
 266                         break;
 267         }
 268
 269         if (clk == ARRAY_SIZE(mc13783_sysclk))
 270                 return -EINVAL;
 271
 272         if (clk_id == MC13783_CLK_CLIB)
 273                 val |= AUDIO_CLK_SEL;
 274
 275         val |= AUDIO_CLK(clk);
 276
 277         snd_soc_update_bits(codec, reg, mask, val);
 278
 279         return 0;
 280 }
 281
 282 static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
 283                                   int clk_id, unsigned int freq, int dir)
 284 {
 285         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 286 }
 287
 288 static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
 289                                   int clk_id, unsigned int freq, int dir)
 290 {
 291         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 292 }
 293
 294 static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
 295                                   int clk_id, unsigned int freq, int dir)
 296 {
 297         int ret;
 298
 299         ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
 300         if (ret)
 301                 return ret;
 302
 303         return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
 304 }
 305
 306 static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
 307         unsigned int tx_mask, unsigned int rx_mask, int slots,
 308         int slot_width)
 309 {
 310         struct snd_soc_codec *codec = dai->codec;
 311         unsigned int val = 0;
 312         unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK |
 313                                 SSI_NETWORK_DAC_RXSLOT_MASK;
 314
 315         switch (slots) {
 316         case 2:
 317                 val |= SSI_NETWORK_DAC_SLOTS_2;
 318                 break;
 319         case 4:
 320                 val |= SSI_NETWORK_DAC_SLOTS_4;
 321                 break;
 322         case 8:
 323                 val |= SSI_NETWORK_DAC_SLOTS_8;
 324                 break;
 325         default:
 326                 return -EINVAL;
 327         }
 328
 329         switch (rx_mask) {
 330         case 0xfffffffc:
 331                 val |= SSI_NETWORK_DAC_RXSLOT_0_1;
 332                 break;
 333         case 0xfffffff3:
 334                 val |= SSI_NETWORK_DAC_RXSLOT_2_3;
 335                 break;
 336         case 0xffffffcf:
 337                 val |= SSI_NETWORK_DAC_RXSLOT_4_5;
 338                 break;
 339         case 0xffffff3f:
 340                 val |= SSI_NETWORK_DAC_RXSLOT_6_7;
 341                 break;
 342         default:
 343                 return -EINVAL;
 344         }
 345
 346         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 347
 348         return 0;
 349 }
 350
 351 static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
 352         unsigned int tx_mask, unsigned int rx_mask, int slots,
 353         int slot_width)
 354 {
 355         struct snd_soc_codec *codec = dai->codec;
 356         unsigned int val = 0;
 357         unsigned int mask = 0x3f;
 358
 359         if (slots != 4)
 360                 return -EINVAL;
 361
 362         if (tx_mask != 0xfffffffc)
 363                 return -EINVAL;
 364
 365         val |= (0x00 << 2);     /* primary timeslot RX/TX(?) is 0 */
 366         val |= (0x01 << 4);     /* secondary timeslot TX is 1 */
 367
 368         snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
 369
 370         return 0;
 371 }
 372
 373 static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
 374         unsigned int tx_mask, unsigned int rx_mask, int slots,
 375         int slot_width)
 376 {
 377         int ret;
 378
 379         ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
 380                         slot_width);
 381         if (ret)
 382                 return ret;
 383
 384         ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
 385                         slot_width);
 386
 387         return ret;
 388 }
 389
 390 static const struct snd_kcontrol_new mc1l_amp_ctl =
 391         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 7, 1, 0);
 392
 393 static const struct snd_kcontrol_new mc1r_amp_ctl =
 394         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 5, 1, 0);
 395
 396 static const struct snd_kcontrol_new mc2_amp_ctl =
 397         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 9, 1, 0);
 398
 399 static const struct snd_kcontrol_new atx_amp_ctl =
 400         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_TX, 11, 1, 0);
 401
 402
 403 /* Virtual mux. The chip does the input selection automatically
 404  * as soon as we enable one input. */
 405 static const char * const adcl_enum_text[] = {
 406         "MC1L", "RXINL",
 407 };
 408
 409 static SOC_ENUM_SINGLE_VIRT_DECL(adcl_enum, adcl_enum_text);
 410
 411 static const struct snd_kcontrol_new left_input_mux =
 412         SOC_DAPM_ENUM_VIRT("Route", adcl_enum);
 413
 414 static const char * const adcr_enum_text[] = {
 415         "MC1R", "MC2", "RXINR", "TXIN",
 416 };
 417
 418 static SOC_ENUM_SINGLE_VIRT_DECL(adcr_enum, adcr_enum_text);
 419
 420 static const struct snd_kcontrol_new right_input_mux =
 421         SOC_DAPM_ENUM_VIRT("Route", adcr_enum);
 422
 423 static const struct snd_kcontrol_new samp_ctl =
 424         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 3, 1, 0);
 425
 426 static const char * const speaker_amp_source_text[] = {
 427         "CODEC", "Right"
 428 };
 429 static SOC_ENUM_SINGLE_DECL(speaker_amp_source, MC13783_AUDIO_RX0, 4,
 430                             speaker_amp_source_text);
 431 static const struct snd_kcontrol_new speaker_amp_source_mux =
 432         SOC_DAPM_ENUM("Speaker Amp Source MUX", speaker_amp_source);
 433
 434 static const char * const headset_amp_source_text[] = {
 435         "CODEC", "Mixer"
 436 };
 437
 438 static SOC_ENUM_SINGLE_DECL(headset_amp_source, MC13783_AUDIO_RX0, 11,
 439                             headset_amp_source_text);
 440 static const struct snd_kcontrol_new headset_amp_source_mux =
 441         SOC_DAPM_ENUM("Headset Amp Source MUX", headset_amp_source);
 442
 443 static const struct snd_kcontrol_new cdcout_ctl =
 444         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 18, 1, 0);
 445
 446 static const struct snd_kcontrol_new adc_bypass_ctl =
 447         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_CODEC, 16, 1, 0);
 448
 449 static const struct snd_kcontrol_new lamp_ctl =
 450         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 5, 1, 0);
 451
 452 static const struct snd_kcontrol_new hlamp_ctl =
 453         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 10, 1, 0);
 454
 455 static const struct snd_kcontrol_new hramp_ctl =
 456         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 9, 1, 0);
 457
 458 static const struct snd_kcontrol_new llamp_ctl =
 459         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 16, 1, 0);
 460
 461 static const struct snd_kcontrol_new lramp_ctl =
 462         SOC_DAPM_SINGLE("Switch", MC13783_AUDIO_RX0, 15, 1, 0);
 463
 464 static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = {
 465 /* Input */
 466         SND_SOC_DAPM_INPUT("MC1LIN"),
 467         SND_SOC_DAPM_INPUT("MC1RIN"),
 468         SND_SOC_DAPM_INPUT("MC2IN"),
 469         SND_SOC_DAPM_INPUT("RXINR"),
 470         SND_SOC_DAPM_INPUT("RXINL"),
 471         SND_SOC_DAPM_INPUT("TXIN"),
 472
 473         SND_SOC_DAPM_SUPPLY("MC1 Bias", MC13783_AUDIO_TX, 0, 0, NULL, 0),
 474         SND_SOC_DAPM_SUPPLY("MC2 Bias", MC13783_AUDIO_TX, 1, 0, NULL, 0),
 475
 476         SND_SOC_DAPM_SWITCH("MC1L Amp", MC13783_AUDIO_TX, 7, 0, &mc1l_amp_ctl),
 477         SND_SOC_DAPM_SWITCH("MC1R Amp", MC13783_AUDIO_TX, 5, 0, &mc1r_amp_ctl),
 478         SND_SOC_DAPM_SWITCH("MC2 Amp", MC13783_AUDIO_TX, 9, 0, &mc2_amp_ctl),
 479         SND_SOC_DAPM_SWITCH("TXIN Amp", MC13783_AUDIO_TX, 11, 0, &atx_amp_ctl),
 480
 481         SND_SOC_DAPM_VIRT_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0,
 482                               &left_input_mux),
 483         SND_SOC_DAPM_VIRT_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0,
 484                               &right_input_mux),
 485
 486         SND_SOC_DAPM_MUX("Speaker Amp Source MUX", SND_SOC_NOPM, 0, 0,
 487                          &speaker_amp_source_mux),
 488
 489         SND_SOC_DAPM_MUX("Headset Amp Source MUX", SND_SOC_NOPM, 0, 0,
 490                          &headset_amp_source_mux),
 491
 492         SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 493         SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0),
 494
 495         SND_SOC_DAPM_ADC("ADC", "Capture", MC13783_AUDIO_CODEC, 11, 0),
 496         SND_SOC_DAPM_SUPPLY("ADC_Reset", MC13783_AUDIO_CODEC, 15, 0, NULL, 0),
 497
 498         SND_SOC_DAPM_PGA("Voice CODEC PGA", MC13783_AUDIO_RX1, 0, 0, NULL, 0),
 499         SND_SOC_DAPM_SWITCH("Voice CODEC Bypass", MC13783_AUDIO_CODEC, 16, 0,
 500                         &adc_bypass_ctl),
 501
 502 /* Output */
 503         SND_SOC_DAPM_SUPPLY("DAC_E", MC13783_AUDIO_DAC, 11, 0, NULL, 0),
 504         SND_SOC_DAPM_SUPPLY("DAC_Reset", MC13783_AUDIO_DAC, 15, 0, NULL, 0),
 505         SND_SOC_DAPM_OUTPUT("RXOUTL"),
 506         SND_SOC_DAPM_OUTPUT("RXOUTR"),
 507         SND_SOC_DAPM_OUTPUT("HSL"),
 508         SND_SOC_DAPM_OUTPUT("HSR"),
 509         SND_SOC_DAPM_OUTPUT("LSPL"),
 510         SND_SOC_DAPM_OUTPUT("LSP"),
 511         SND_SOC_DAPM_OUTPUT("SP"),
 512         SND_SOC_DAPM_OUTPUT("CDCOUT"),
 513
 514         SND_SOC_DAPM_SWITCH("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 0,
 515                         &cdcout_ctl),
 516         SND_SOC_DAPM_SWITCH("Speaker Amp Switch", MC13783_AUDIO_RX0, 3, 0,
 517                         &samp_ctl),
 518         SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl),
 519         SND_SOC_DAPM_SWITCH("Headset Amp Left", MC13783_AUDIO_RX0, 10, 0,
 520                         &hlamp_ctl),
 521         SND_SOC_DAPM_SWITCH("Headset Amp Right", MC13783_AUDIO_RX0, 9, 0,
 522                         &hramp_ctl),
 523         SND_SOC_DAPM_SWITCH("Line out Amp Left", MC13783_AUDIO_RX0, 16, 0,
 524                         &llamp_ctl),
 525         SND_SOC_DAPM_SWITCH("Line out Amp Right", MC13783_AUDIO_RX0, 15, 0,
 526                         &lramp_ctl),
 527         SND_SOC_DAPM_DAC("DAC", "Playback", MC13783_AUDIO_RX0, 22, 0),
 528         SND_SOC_DAPM_PGA("DAC PGA", MC13783_AUDIO_RX1, 5, 0, NULL, 0),
 529 };
 530
 531 static struct snd_soc_dapm_route mc13783_routes[] = {
 532 /* Input */
 533         { "MC1L Amp", NULL, "MC1LIN"},
 534         { "MC1R Amp", NULL, "MC1RIN" },
 535         { "MC2 Amp", NULL, "MC2IN" },
 536         { "TXIN Amp", NULL, "TXIN"},
 537
 538         { "PGA Left Input Mux", "MC1L", "MC1L Amp" },
 539         { "PGA Left Input Mux", "RXINL", "RXINL"},
 540         { "PGA Right Input Mux", "MC1R", "MC1R Amp" },
 541         { "PGA Right Input Mux", "MC2",  "MC2 Amp"},
 542         { "PGA Right Input Mux", "TXIN", "TXIN Amp"},
 543         { "PGA Right Input Mux", "RXINR", "RXINR"},
 544
 545         { "PGA Left Input", NULL, "PGA Left Input Mux"},
 546         { "PGA Right Input", NULL, "PGA Right Input Mux"},
 547
 548         { "ADC", NULL, "PGA Left Input"},
 549         { "ADC", NULL, "PGA Right Input"},
 550         { "ADC", NULL, "ADC_Reset"},
 551
 552         { "Voice CODEC PGA", "Voice CODEC Bypass", "ADC" },
 553
 554         { "Speaker Amp Source MUX", "CODEC", "Voice CODEC PGA"},
 555         { "Speaker Amp Source MUX", "Right", "DAC PGA"},
 556
 557         { "Headset Amp Source MUX", "CODEC", "Voice CODEC PGA"},
 558         { "Headset Amp Source MUX", "Mixer", "DAC PGA"},
 559
 560 /* Output */
 561         { "HSL", NULL, "Headset Amp Left" },
 562         { "HSR", NULL, "Headset Amp Right"},
 563         { "RXOUTL", NULL, "Line out Amp Left"},
 564         { "RXOUTR", NULL, "Line out Amp Right"},
 565         { "SP", "Speaker Amp Switch", "Speaker Amp Source MUX"},
 566         { "LSP", "Loudspeaker Amp", "Speaker Amp Source MUX"},
 567         { "HSL", "Headset Amp Left", "Headset Amp Source MUX"},
 568         { "HSR", "Headset Amp Right", "Headset Amp Source MUX"},
 569         { "Line out Amp Left", NULL, "DAC PGA"},
 570         { "Line out Amp Right", NULL, "DAC PGA"},
 571         { "DAC PGA", NULL, "DAC"},
 572         { "DAC", NULL, "DAC_E"},
 573         { "CDCOUT", "CDCOUT Switch", "Voice CODEC PGA"},
 574 };
 575
 576 static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
 577                                                 "Mono", "Mono Mix"};
 578
 579 static SOC_ENUM_SINGLE_DECL(mc13783_enum_3d_mixer,
 580                             MC13783_AUDIO_RX1, 16,
 581                             mc13783_3d_mixer);
 582
 583 static struct snd_kcontrol_new mc13783_control_list[] = {
 584         SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0),
 585         SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
 586         SOC_SINGLE("PCM Playback Switch", MC13783_AUDIO_RX1, 5, 1, 0),
 587         SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
 588         SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
 589
 590         SOC_SINGLE("CDCOUT Switch", MC13783_AUDIO_RX0, 18, 1, 0),
 591         SOC_SINGLE("Earpiece Amp Switch", MC13783_AUDIO_RX0, 3, 1, 0),
 592         SOC_DOUBLE("Headset Amp Switch", MC13783_AUDIO_RX0, 10, 9, 1, 0),
 593         SOC_DOUBLE("Line out Amp Switch", MC13783_AUDIO_RX0, 16, 15, 1, 0),
 594
 595         SOC_SINGLE("PCM Capture Mixin Switch", MC13783_AUDIO_RX0, 22, 1, 0),
 596         SOC_SINGLE("Line in Capture Mixin Switch", MC13783_AUDIO_RX0, 23, 1, 0),
 597
 598         SOC_SINGLE("CODEC Capture Volume", MC13783_AUDIO_RX1, 1, 15, 0),
 599         SOC_SINGLE("CODEC Capture Mixin Switch", MC13783_AUDIO_RX0, 21, 1, 0),
 600
 601         SOC_SINGLE("Line in Capture Volume", MC13783_AUDIO_RX1, 12, 15, 0),
 602         SOC_SINGLE("Line in Capture Switch", MC13783_AUDIO_RX1, 10, 1, 0),
 603
 604         SOC_SINGLE("MC1 Capture Bias Switch", MC13783_AUDIO_TX, 0, 1, 0),
 605         SOC_SINGLE("MC2 Capture Bias Switch", MC13783_AUDIO_TX, 1, 1, 0),
 606 };
 607
 608 static int mc13783_probe(struct snd_soc_codec *codec)
 609 {
 610         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 611
 612         /* these are the reset values */
 613         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893);
 614         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A);
 615         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000);
 616         mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060);
 617         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027);
 618         mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004);
 619
 620         if (priv->adc_ssi_port == MC13783_SSI1_PORT)
 621                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 622                                 AUDIO_SSI_SEL, 0);
 623         else
 624                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
 625                                 0, AUDIO_SSI_SEL);
 626
 627         if (priv->dac_ssi_port == MC13783_SSI1_PORT)
 628                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 629                                 AUDIO_SSI_SEL, 0);
 630         else
 631                 mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
 632                                 0, AUDIO_SSI_SEL);
 633
 634         return 0;
 635 }
 636
 637 static int mc13783_remove(struct snd_soc_codec *codec)
 638 {
 639         struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
 640
 641         /* Make sure VAUDIOON is off */
 642         mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0);
 643
 644         return 0;
 645 }
 646
 647 #define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
 648
 649 #define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
 650         SNDRV_PCM_FMTBIT_S24_LE)
 651
 652 static struct snd_soc_dai_ops mc13783_ops_dac = {
 653         .hw_params      = mc13783_pcm_hw_params_dac,
 654         .set_fmt        = mc13783_set_fmt_async,
 655         .set_sysclk     = mc13783_set_sysclk_dac,
 656         .set_tdm_slot   = mc13783_set_tdm_slot_dac,
 657 };
 658
 659 static struct snd_soc_dai_ops mc13783_ops_codec = {
 660         .hw_params      = mc13783_pcm_hw_params_codec,
 661         .set_fmt        = mc13783_set_fmt_async,
 662         .set_sysclk     = mc13783_set_sysclk_codec,
 663         .set_tdm_slot   = mc13783_set_tdm_slot_codec,
 664 };
 665
 666 /*
 667  * The mc13783 has two SSI ports, both of them can be routed either
 668  * to the voice codec or the stereo DAC. When two different SSI ports
 669  * are used for the voice codec and the stereo DAC we can do different
 670  * formats and sysclock settings for playback and capture
 671  * (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
 672  * forces us to use symmetric rates (mc13783-hifi).
 673  */
 674 static struct snd_soc_dai_driver mc13783_dai_async[] = {
 675         {
 676                 .name = "mc13783-hifi-playback",
 677                 .id = MC13783_ID_STEREO_DAC,
 678                 .playback = {
 679                         .stream_name = "Playback",
 680                         .channels_min = 2,
 681                         .channels_max = 2,
 682                         .rates = SNDRV_PCM_RATE_8000_96000,
 683                         .formats = MC13783_FORMATS,
 684                 },
 685                 .ops = &mc13783_ops_dac,
 686         }, {
 687                 .name = "mc13783-hifi-capture",
 688                 .id = MC13783_ID_STEREO_CODEC,
 689                 .capture = {
 690                         .stream_name = "Capture",
 691                         .channels_min = 2,
 692                         .channels_max = 2,
 693                         .rates = MC13783_RATES_RECORD,
 694                         .formats = MC13783_FORMATS,
 695                 },
 696                 .ops = &mc13783_ops_codec,
 697         },
 698 };
 699
 700 static struct snd_soc_dai_ops mc13783_ops_sync = {
 701         .hw_params      = mc13783_pcm_hw_params_sync,
 702         .set_fmt        = mc13783_set_fmt_sync,
 703         .set_sysclk     = mc13783_set_sysclk_sync,
 704         .set_tdm_slot   = mc13783_set_tdm_slot_sync,
 705 };
 706
 707 static struct snd_soc_dai_driver mc13783_dai_sync[] = {
 708         {
 709                 .name = "mc13783-hifi",
 710                 .id = MC13783_ID_SYNC,
 711                 .playback = {
 712                         .stream_name = "Playback",
 713                         .channels_min = 2,
 714                         .channels_max = 2,
 715                         .rates = SNDRV_PCM_RATE_8000_96000,
 716                         .formats = MC13783_FORMATS,
 717                 },
 718                 .capture = {
 719                         .stream_name = "Capture",
 720                         .channels_min = 2,
 721                         .channels_max = 2,
 722                         .rates = MC13783_RATES_RECORD,
 723                         .formats = MC13783_FORMATS,
 724                 },
 725                 .ops = &mc13783_ops_sync,
 726                 .symmetric_rates = 1,
 727         }
 728 };
 729
 730 static struct regmap *mc13783_get_regmap(struct device *dev)
 731 {
 732         return dev_get_regmap(dev->parent, NULL);
 733 }
 734
 735 static struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
 736         .probe          = mc13783_probe,
 737         .remove         = mc13783_remove,
 738         .get_regmap     = mc13783_get_regmap,
 739         .controls       = mc13783_control_list,
 740         .num_controls   = ARRAY_SIZE(mc13783_control_list),
 741         .dapm_widgets   = mc13783_dapm_widgets,
 742         .num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets),
 743         .dapm_routes    = mc13783_routes,
 744         .num_dapm_routes = ARRAY_SIZE(mc13783_routes),
 745 };
 746
 747 static int __init mc13783_codec_probe(struct platform_device *pdev)
 748 {
 749         struct mc13783_priv *priv;
 750         struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
 751         int ret;
 752
 753         priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
 754         if (!priv)
 755                 return -ENOMEM;
 756
 757         if (pdata) {
 758                 priv->adc_ssi_port = pdata->adc_ssi_port;
 759                 priv->dac_ssi_port = pdata->dac_ssi_port;
 760         } else {
 761                 return -ENOSYS;
 762         }
 763
 764         dev_set_drvdata(&pdev->dev, priv);
 765         priv->mc13xxx = dev_get_drvdata(pdev->dev.parent);
 766
 767         if (priv->adc_ssi_port == priv->dac_ssi_port)
 768                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 769                         mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
 770         else
 771                 ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
 772                         mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
 773
 774         return ret;
 775 }
 776
 777 static int mc13783_codec_remove(struct platform_device *pdev)
 778 {
 779         snd_soc_unregister_codec(&pdev->dev);
 780
 781         return 0;
 782 }
 783
 784 static struct platform_driver mc13783_codec_driver = {
 785         .driver = {
 786                 .name   = "mc13783-codec",
 787                 .owner  = THIS_MODULE,
 788         },
 789         .remove = mc13783_codec_remove,
 790 };
 791 module_platform_driver_probe(mc13783_codec_driver, mc13783_codec_probe);
 792
 793 MODULE_DESCRIPTION("ASoC MC13783 driver");
 794 MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
 795 MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>");
 796 MODULE_LICENSE("GPL");