sound/soc/codecs/wm_hubs.c

   1 /*
   2  * wm_hubs.c  --  WM8993/4 common code
   3  *
   4  * Copyright 2009 Wolfson Microelectronics plc
   5  *
   6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   7  *
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/module.h>
  15 #include <linux/moduleparam.h>
  16 #include <linux/init.h>
  17 #include <linux/delay.h>
  18 #include <linux/pm.h>
  19 #include <linux/i2c.h>
  20 #include <linux/platform_device.h>
  21 #include <sound/core.h>
  22 #include <sound/pcm.h>
  23 #include <sound/pcm_params.h>
  24 #include <sound/soc.h>
  25 #include <sound/soc-dapm.h>
  26 #include <sound/initval.h>
  27 #include <sound/tlv.h>
  28
  29 #include "wm8993.h"
  30 #include "wm_hubs.h"
  31
  32 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
  33 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
  34
  35 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
  36 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
  37 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
  38 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
  39 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
  40 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
  41 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
  42 static const unsigned int spkboost_tlv[] = {
  43         TLV_DB_RANGE_HEAD(7),
  44         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
  45         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
  46 };
  47 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
  48
  49 static const char *speaker_ref_text[] = {
  50         "SPKVDD/2",
  51         "VMID",
  52 };
  53
  54 static const struct soc_enum speaker_ref =
  55         SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
  56
  57 static const char *speaker_mode_text[] = {
  58         "Class D",
  59         "Class AB",
  60 };
  61
  62 static const struct soc_enum speaker_mode =
  63         SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
  64
  65 static void wait_for_dc_servo(struct snd_soc_codec *codec)
  66 {
  67         unsigned int reg;
  68         int count = 0;
  69
  70         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  71
  72         do {
  73                 count++;
  74                 msleep(1);
  75                 reg = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_0);
  76                 dev_dbg(codec->dev, "DC servo: %x\n", reg);
  77         } while (reg & WM8993_DCS_DATAPATH_BUSY && count < 400);
  78
  79         if (reg & WM8993_DCS_DATAPATH_BUSY)
  80                 dev_err(codec->dev, "Timed out waiting for DC Servo\n");
  81 }
  82
  83 /*
  84  * Startup calibration of the DC servo
  85  */
  86 static void calibrate_dc_servo(struct snd_soc_codec *codec)
  87 {
  88         struct wm_hubs_data *hubs = codec->private_data;
  89         u16 reg, reg_l, reg_r, dcs_cfg;
  90
  91         /* Set for 32 series updates */
  92         snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
  93                             WM8993_DCS_SERIES_NO_01_MASK,
  94                             32 << WM8993_DCS_SERIES_NO_01_SHIFT);
  95
  96         /* Enable the DC servo.  Write all bits to avoid triggering startup
  97          * or write calibration.
  98          */
  99         snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
 100                             0xFFFF,
 101                             WM8993_DCS_ENA_CHAN_0 |
 102                             WM8993_DCS_ENA_CHAN_1 |
 103                             WM8993_DCS_TRIG_SERIES_1 |
 104                             WM8993_DCS_TRIG_SERIES_0);
 105
 106         wait_for_dc_servo(codec);
 107
 108         /* Apply correction to DC servo result */
 109         if (hubs->dcs_codes) {
 110                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 111                         hubs->dcs_codes);
 112
 113                 /* Different chips in the family support different
 114                  * readback methods.
 115                  */
 116                 switch (hubs->dcs_readback_mode) {
 117                 case 0:
 118                         reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 119                                 & WM8993_DCS_INTEG_CHAN_0_MASK;;
 120                         reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 121                                 & WM8993_DCS_INTEG_CHAN_1_MASK;
 122                         break;
 123                 case 1:
 124                         reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 125                         reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 126                                 >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 127                         reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 128                         break;
 129                 default:
 130                         WARN(1, "Unknown DCS readback method");
 131                         break;
 132                 }
 133
 134                 /* HPOUT1L */
 135                 if (reg_l + hubs->dcs_codes > 0 &&
 136                     reg_l + hubs->dcs_codes < 0xff)
 137                         reg_l += hubs->dcs_codes;
 138                 dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 139
 140                 /* HPOUT1R */
 141                 if (reg_r + hubs->dcs_codes > 0 &&
 142                     reg_r + hubs->dcs_codes < 0xff)
 143                         reg_r += hubs->dcs_codes;
 144                 dcs_cfg |= reg_r;
 145
 146                 /* Do it */
 147                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 148                 snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
 149                                     WM8993_DCS_TRIG_DAC_WR_0 |
 150                                     WM8993_DCS_TRIG_DAC_WR_1,
 151                                     WM8993_DCS_TRIG_DAC_WR_0 |
 152                                     WM8993_DCS_TRIG_DAC_WR_1);
 153
 154                 wait_for_dc_servo(codec);
 155         }
 156 }
 157
 158 /*
 159  * Update the DC servo calibration on gain changes
 160  */
 161 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 162                                struct snd_ctl_elem_value *ucontrol)
 163 {
 164         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 165         struct wm_hubs_data *hubs = codec->private_data;
 166         int ret;
 167
 168         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 169
 170         /* If we're applying an offset correction then updating the
 171          * callibration would be likely to introduce further offsets. */
 172         if (hubs->dcs_codes)
 173                 return ret;
 174
 175         /* Only need to do this if the outputs are active */
 176         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 177             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 178                 snd_soc_update_bits(codec,
 179                                     WM8993_DC_SERVO_0,
 180                                     WM8993_DCS_TRIG_SINGLE_0 |
 181                                     WM8993_DCS_TRIG_SINGLE_1,
 182                                     WM8993_DCS_TRIG_SINGLE_0 |
 183                                     WM8993_DCS_TRIG_SINGLE_1);
 184
 185         return ret;
 186 }
 187
 188 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 189 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 190                inpga_tlv),
 191 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 192 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 193
 194 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 195                inpga_tlv),
 196 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 197 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 198
 199
 200 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 201                inpga_tlv),
 202 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 203 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 204
 205 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 206                inpga_tlv),
 207 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 208 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 209
 210 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 211                inmix_sw_tlv),
 212 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 213                inmix_sw_tlv),
 214 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 215                inmix_tlv),
 216 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 217 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 218                inmix_tlv),
 219
 220 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 221                inmix_sw_tlv),
 222 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 223                inmix_sw_tlv),
 224 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 225                inmix_tlv),
 226 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 227 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 228                inmix_tlv),
 229
 230 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 231                outmix_tlv),
 232 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 233                outmix_tlv),
 234 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 235                outmix_tlv),
 236 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 237                outmix_tlv),
 238 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 239                outmix_tlv),
 240 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 241                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 242 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 243                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 244 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 245                outmix_tlv),
 246
 247 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 248                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 249 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 250                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 251 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 252                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 253 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 254                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 255 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 256                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 257 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 258                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 259 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 260                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 261 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 262                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 263
 264 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 265                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 266 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 267              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 268 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 269              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 270
 271 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 272 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 273
 274 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 275                5, 1, 1, wm_hubs_spkmix_tlv),
 276 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 277                4, 1, 1, wm_hubs_spkmix_tlv),
 278 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 279                3, 1, 1, wm_hubs_spkmix_tlv),
 280
 281 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 282                5, 1, 1, wm_hubs_spkmix_tlv),
 283 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 284                4, 1, 1, wm_hubs_spkmix_tlv),
 285 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 286                3, 1, 1, wm_hubs_spkmix_tlv),
 287
 288 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 289                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 290                  0, 3, 1, spkmixout_tlv),
 291 SOC_DOUBLE_R_TLV("Speaker Volume",
 292                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 293                  0, 63, 0, outpga_tlv),
 294 SOC_DOUBLE_R("Speaker Switch",
 295              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 296              6, 1, 0),
 297 SOC_DOUBLE_R("Speaker ZC Switch",
 298              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 299              7, 1, 0),
 300 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 0, 3, 7, 0,
 301                spkboost_tlv),
 302 SOC_ENUM("Speaker Reference", speaker_ref),
 303 SOC_ENUM("Speaker Mode", speaker_mode),
 304
 305 {
 306         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 307         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 308                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 309         .tlv.p = outpga_tlv,
 310         .info = snd_soc_info_volsw_2r,
 311         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 312         .private_value = (unsigned long)&(struct soc_mixer_control) {
 313                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 314                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 315                 .shift = 0, .max = 63
 316         },
 317 },
 318 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 319              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 320 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 321              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 322
 323 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 324 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 325 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 326                line_tlv),
 327
 328 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 329 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 330 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 331                line_tlv),
 332 };
 333
 334 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 335                            struct snd_kcontrol *kcontrol, int event)
 336 {
 337         struct snd_soc_codec *codec = w->codec;
 338         struct wm_hubs_data *hubs = codec->private_data;
 339
 340         switch (event) {
 341         case SND_SOC_DAPM_PRE_PMU:
 342                 switch (hubs->hp_startup_mode) {
 343                 case 0:
 344                         break;
 345                 case 1:
 346                         /* Enable the headphone amp */
 347                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 348                                             WM8993_HPOUT1L_ENA |
 349                                             WM8993_HPOUT1R_ENA,
 350                                             WM8993_HPOUT1L_ENA |
 351                                             WM8993_HPOUT1R_ENA);
 352
 353                         /* Enable the second stage */
 354                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 355                                             WM8993_HPOUT1L_DLY |
 356                                             WM8993_HPOUT1R_DLY,
 357                                             WM8993_HPOUT1L_DLY |
 358                                             WM8993_HPOUT1R_DLY);
 359                         break;
 360                 default:
 361                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 362                                 hubs->hp_startup_mode);
 363                         break;
 364                 }
 365
 366         case SND_SOC_DAPM_PRE_PMD:
 367                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 368                                     WM8993_CP_ENA, 0);
 369                 break;
 370         }
 371
 372         return 0;
 373 }
 374
 375 static int hp_event(struct snd_soc_dapm_widget *w,
 376                     struct snd_kcontrol *kcontrol, int event)
 377 {
 378         struct snd_soc_codec *codec = w->codec;
 379         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 380
 381         switch (event) {
 382         case SND_SOC_DAPM_POST_PMU:
 383                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 384                                     WM8993_CP_ENA, WM8993_CP_ENA);
 385
 386                 msleep(5);
 387
 388                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 389                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 390                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 391
 392                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 393                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 394
 395                 /* Smallest supported update interval */
 396                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 397                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 398
 399                 calibrate_dc_servo(codec);
 400
 401                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 402                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 403                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 404                 break;
 405
 406         case SND_SOC_DAPM_PRE_PMD:
 407                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 408                                     WM8993_HPOUT1L_DLY |
 409                                     WM8993_HPOUT1R_DLY |
 410                                     WM8993_HPOUT1L_RMV_SHORT |
 411                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 412
 413                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 414                                     WM8993_HPOUT1L_OUTP |
 415                                     WM8993_HPOUT1R_OUTP, 0);
 416
 417                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 418                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 419                                     0);
 420                 break;
 421         }
 422
 423         return 0;
 424 }
 425
 426 static int earpiece_event(struct snd_soc_dapm_widget *w,
 427                           struct snd_kcontrol *control, int event)
 428 {
 429         struct snd_soc_codec *codec = w->codec;
 430         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 431
 432         switch (event) {
 433         case SND_SOC_DAPM_PRE_PMU:
 434                 reg |= WM8993_HPOUT2_IN_ENA;
 435                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 436                 udelay(50);
 437                 break;
 438
 439         case SND_SOC_DAPM_POST_PMD:
 440                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 441                 break;
 442
 443         default:
 444                 BUG();
 445                 break;
 446         }
 447
 448         return 0;
 449 }
 450
 451 static const struct snd_kcontrol_new in1l_pga[] = {
 452 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 453 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 454 };
 455
 456 static const struct snd_kcontrol_new in1r_pga[] = {
 457 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 458 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 459 };
 460
 461 static const struct snd_kcontrol_new in2l_pga[] = {
 462 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 463 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 464 };
 465
 466 static const struct snd_kcontrol_new in2r_pga[] = {
 467 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 468 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 469 };
 470
 471 static const struct snd_kcontrol_new mixinl[] = {
 472 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 473 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 474 };
 475
 476 static const struct snd_kcontrol_new mixinr[] = {
 477 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 478 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 479 };
 480
 481 static const struct snd_kcontrol_new left_output_mixer[] = {
 482 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 483 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 484 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 485 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 486 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 487 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 488 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 489 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 490 };
 491
 492 static const struct snd_kcontrol_new right_output_mixer[] = {
 493 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 494 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 495 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 496 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 497 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 498 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 499 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 500 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 501 };
 502
 503 static const struct snd_kcontrol_new earpiece_mixer[] = {
 504 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 505 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 506 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 507 };
 508
 509 static const struct snd_kcontrol_new left_speaker_boost[] = {
 510 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 511 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 512 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 513 };
 514
 515 static const struct snd_kcontrol_new right_speaker_boost[] = {
 516 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 517 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 518 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 519 };
 520
 521 static const struct snd_kcontrol_new line1_mix[] = {
 522 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 523 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 524 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 525 };
 526
 527 static const struct snd_kcontrol_new line1n_mix[] = {
 528 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 529 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 530 };
 531
 532 static const struct snd_kcontrol_new line1p_mix[] = {
 533 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 534 };
 535
 536 static const struct snd_kcontrol_new line2_mix[] = {
 537 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 538 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 539 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 540 };
 541
 542 static const struct snd_kcontrol_new line2n_mix[] = {
 543 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 544 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 545 };
 546
 547 static const struct snd_kcontrol_new line2p_mix[] = {
 548 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 549 };
 550
 551 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 552 SND_SOC_DAPM_INPUT("IN1LN"),
 553 SND_SOC_DAPM_INPUT("IN1LP"),
 554 SND_SOC_DAPM_INPUT("IN2LN"),
 555 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 556 SND_SOC_DAPM_INPUT("IN1RN"),
 557 SND_SOC_DAPM_INPUT("IN1RP"),
 558 SND_SOC_DAPM_INPUT("IN2RN"),
 559 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 560
 561 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 562 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 563
 564 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 565                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 566 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 567                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 568
 569 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 570                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 571 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 572                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 573
 574 /* Dummy widgets to represent differential paths */
 575 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 576
 577 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 578                    mixinl, ARRAY_SIZE(mixinl)),
 579 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 580                    mixinr, ARRAY_SIZE(mixinr)),
 581
 582 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 583                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 584 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 585                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 586
 587 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 588 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 589
 590 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 591                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 592 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 593                    NULL, 0,
 594                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 595
 596 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 597                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 598 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 599                    NULL, 0, earpiece_event,
 600                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 601
 602 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 603                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 604 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 605                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 606
 607 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 608                  NULL, 0),
 609 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 610                  NULL, 0),
 611
 612 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 613                    line1_mix, ARRAY_SIZE(line1_mix)),
 614 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 615                    line2_mix, ARRAY_SIZE(line2_mix)),
 616
 617 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 618                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 619 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 620                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 621 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 622                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 623 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 624                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 625
 626 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 627                  NULL, 0),
 628 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 629                  NULL, 0),
 630 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 631                  NULL, 0),
 632 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 633                  NULL, 0),
 634
 635 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 636 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 637 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 638 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 639 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 640 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 641 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 642 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 643 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 644 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 645 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 646 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 647 };
 648
 649 static const struct snd_soc_dapm_route analogue_routes[] = {
 650         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 651         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 652
 653         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 654         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 655
 656         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
 657         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 658
 659         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
 660         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 661
 662         { "Direct Voice", NULL, "IN2LP:VXRN" },
 663         { "Direct Voice", NULL, "IN2RP:VXRP" },
 664
 665         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 666         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 667         { "MIXINL", NULL, "Direct Voice" },
 668         { "MIXINL", NULL, "IN1LP" },
 669         { "MIXINL", NULL, "Left Output Mixer" },
 670
 671         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 672         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 673         { "MIXINR", NULL, "Direct Voice" },
 674         { "MIXINR", NULL, "IN1RP" },
 675         { "MIXINR", NULL, "Right Output Mixer" },
 676
 677         { "ADCL", NULL, "MIXINL" },
 678         { "ADCR", NULL, "MIXINR" },
 679
 680         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 681         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 682         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 683         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 684         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
 685         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 686         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 687
 688         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 689         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 690         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 691         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 692         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
 693         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 694         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 695
 696         { "Left Output PGA", NULL, "Left Output Mixer" },
 697         { "Left Output PGA", NULL, "TOCLK" },
 698
 699         { "Right Output PGA", NULL, "Right Output Mixer" },
 700         { "Right Output PGA", NULL, "TOCLK" },
 701
 702         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 703         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 704         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 705
 706         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 707         { "HPOUT2N", NULL, "Earpiece Driver" },
 708         { "HPOUT2P", NULL, "Earpiece Driver" },
 709
 710         { "SPKL", "Input Switch", "MIXINL" },
 711         { "SPKL", "IN1LP Switch", "IN1LP" },
 712         { "SPKL", "Output Switch", "Left Output Mixer" },
 713         { "SPKL", NULL, "TOCLK" },
 714
 715         { "SPKR", "Input Switch", "MIXINR" },
 716         { "SPKR", "IN1RP Switch", "IN1RP" },
 717         { "SPKR", "Output Switch", "Right Output Mixer" },
 718         { "SPKR", NULL, "TOCLK" },
 719
 720         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 721         { "SPKL Boost", "SPKL Switch", "SPKL" },
 722         { "SPKL Boost", "SPKR Switch", "SPKR" },
 723
 724         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 725         { "SPKR Boost", "SPKR Switch", "SPKR" },
 726         { "SPKR Boost", "SPKL Switch", "SPKL" },
 727
 728         { "SPKL Driver", NULL, "SPKL Boost" },
 729         { "SPKL Driver", NULL, "CLK_SYS" },
 730
 731         { "SPKR Driver", NULL, "SPKR Boost" },
 732         { "SPKR Driver", NULL, "CLK_SYS" },
 733
 734         { "SPKOUTLP", NULL, "SPKL Driver" },
 735         { "SPKOUTLN", NULL, "SPKL Driver" },
 736         { "SPKOUTRP", NULL, "SPKR Driver" },
 737         { "SPKOUTRN", NULL, "SPKR Driver" },
 738
 739         { "Left Headphone Mux", "Mixer", "Left Output Mixer" },
 740         { "Right Headphone Mux", "Mixer", "Right Output Mixer" },
 741
 742         { "Headphone PGA", NULL, "Left Headphone Mux" },
 743         { "Headphone PGA", NULL, "Right Headphone Mux" },
 744         { "Headphone PGA", NULL, "CLK_SYS" },
 745         { "Headphone PGA", NULL, "Headphone Supply" },
 746
 747         { "HPOUT1L", NULL, "Headphone PGA" },
 748         { "HPOUT1R", NULL, "Headphone PGA" },
 749
 750         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 751         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 752         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 753         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 754 };
 755
 756 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 757         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 758         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 759         { "LINEOUT1 Mixer", "Output Switch", "Left Output Mixer" },
 760
 761         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 762         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 763 };
 764
 765 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 766         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output Mixer" },
 767         { "LINEOUT1N Mixer", "Right Output Switch", "Left Output Mixer" },
 768
 769         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output Mixer" },
 770
 771         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 772         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 773 };
 774
 775 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 776         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 777         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 778         { "LINEOUT2 Mixer", "Output Switch", "Right Output Mixer" },
 779
 780         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 781         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 782 };
 783
 784 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 785         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output Mixer" },
 786         { "LINEOUT2N Mixer", "Right Output Switch", "Left Output Mixer" },
 787
 788         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output Mixer" },
 789
 790         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 791         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 792 };
 793
 794 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 795 {
 796         /* Latch volume update bits & default ZC on */
 797         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 798                             WM8993_IN1_VU, WM8993_IN1_VU);
 799         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 800                             WM8993_IN1_VU, WM8993_IN1_VU);
 801         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 802                             WM8993_IN2_VU, WM8993_IN2_VU);
 803         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 804                             WM8993_IN2_VU, WM8993_IN2_VU);
 805
 806         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 807                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 808
 809         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 810                             WM8993_HPOUT1L_ZC, WM8993_HPOUT1L_ZC);
 811         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 812                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 813                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 814
 815         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 816                             WM8993_MIXOUTL_ZC, WM8993_MIXOUTL_ZC);
 817         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 818                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 819                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 820
 821         snd_soc_add_controls(codec, analogue_snd_controls,
 822                              ARRAY_SIZE(analogue_snd_controls));
 823
 824         snd_soc_dapm_new_controls(codec, analogue_dapm_widgets,
 825                                   ARRAY_SIZE(analogue_dapm_widgets));
 826         return 0;
 827 }
 828 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 829
 830 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 831                                 int lineout1_diff, int lineout2_diff)
 832 {
 833         snd_soc_dapm_add_routes(codec, analogue_routes,
 834                                 ARRAY_SIZE(analogue_routes));
 835
 836         if (lineout1_diff)
 837                 snd_soc_dapm_add_routes(codec,
 838                                         lineout1_diff_routes,
 839                                         ARRAY_SIZE(lineout1_diff_routes));
 840         else
 841                 snd_soc_dapm_add_routes(codec,
 842                                         lineout1_se_routes,
 843                                         ARRAY_SIZE(lineout1_se_routes));
 844
 845         if (lineout2_diff)
 846                 snd_soc_dapm_add_routes(codec,
 847                                         lineout2_diff_routes,
 848                                         ARRAY_SIZE(lineout2_diff_routes));
 849         else
 850                 snd_soc_dapm_add_routes(codec,
 851                                         lineout2_se_routes,
 852                                         ARRAY_SIZE(lineout2_se_routes));
 853
 854         return 0;
 855 }
 856 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 857
 858 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
 859                                   int lineout1_diff, int lineout2_diff,
 860                                   int lineout1fb, int lineout2fb,
 861                                   int jd_scthr, int jd_thr, int micbias1_lvl,
 862                                   int micbias2_lvl)
 863 {
 864         if (!lineout1_diff)
 865                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
 866                                     WM8993_LINEOUT1_MODE,
 867                                     WM8993_LINEOUT1_MODE);
 868         if (!lineout2_diff)
 869                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
 870                                     WM8993_LINEOUT2_MODE,
 871                                     WM8993_LINEOUT2_MODE);
 872
 873         /* If the line outputs are differential then we aren't presenting
 874          * VMID as an output and can disable it.
 875          */
 876         if (lineout1_diff && lineout2_diff)
 877                 codec->idle_bias_off = 1;
 878
 879         if (lineout1fb)
 880                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 881                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
 882
 883         if (lineout2fb)
 884                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 885                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
 886
 887         snd_soc_update_bits(codec, WM8993_MICBIAS,
 888                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
 889                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
 890                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
 891                             jd_thr << WM8993_JD_THR_SHIFT |
 892                             micbias1_lvl |
 893                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
 894
 895         return 0;
 896 }
 897 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 898
 899 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 900 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 901 MODULE_LICENSE("GPL");