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, unsigned int op)
  66 {
  67         unsigned int reg;
  68         int count = 0;
  69         unsigned int val;
  70
  71         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
  72
  73         /* Trigger the command */
  74         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
  75
  76         dev_vdbg(codec->dev, "Waiting for DC servo...\n");
  77
  78         do {
  79                 count++;
  80                 msleep(10);
  81                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  82                 dev_vdbg(codec->dev, "DC servo: %x\n", reg);
  83         } while (reg & op && count < 400);
  84
  85         if (reg & op)
  86                 dev_err(codec->dev, "Timed out waiting for DC Servo\n");
  87 }
  88
  89 /*
  90  * Startup calibration of the DC servo
  91  */
  92 static void calibrate_dc_servo(struct snd_soc_codec *codec)
  93 {
  94         struct wm_hubs_data *hubs = codec->private_data;
  95         u16 reg, reg_l, reg_r, dcs_cfg;
  96
  97         /* Set for 32 series updates */
  98         snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
  99                             WM8993_DCS_SERIES_NO_01_MASK,
 100                             32 << WM8993_DCS_SERIES_NO_01_SHIFT);
 101         wait_for_dc_servo(codec,
 102                           WM8993_DCS_TRIG_SERIES_0 | WM8993_DCS_TRIG_SERIES_1);
 103
 104         /* Apply correction to DC servo result */
 105         if (hubs->dcs_codes) {
 106                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 107                         hubs->dcs_codes);
 108
 109                 /* Different chips in the family support different
 110                  * readback methods.
 111                  */
 112                 switch (hubs->dcs_readback_mode) {
 113                 case 0:
 114                         reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 115                                 & WM8993_DCS_INTEG_CHAN_0_MASK;;
 116                         reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 117                                 & WM8993_DCS_INTEG_CHAN_1_MASK;
 118                         break;
 119                 case 1:
 120                         reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 121                         reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 122                                 >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 123                         reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 124                         break;
 125                 default:
 126                         WARN(1, "Unknown DCS readback method");
 127                         break;
 128                 }
 129
 130                 /* HPOUT1L */
 131                 if (reg_l + hubs->dcs_codes > 0 &&
 132                     reg_l + hubs->dcs_codes < 0xff)
 133                         reg_l += hubs->dcs_codes;
 134                 dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 135
 136                 /* HPOUT1R */
 137                 if (reg_r + hubs->dcs_codes > 0 &&
 138                     reg_r + hubs->dcs_codes < 0xff)
 139                         reg_r += hubs->dcs_codes;
 140                 dcs_cfg |= reg_r;
 141
 142                 /* Do it */
 143                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 144                 wait_for_dc_servo(codec,
 145                                   WM8993_DCS_TRIG_DAC_WR_0 |
 146                                   WM8993_DCS_TRIG_DAC_WR_1);
 147         }
 148 }
 149
 150 /*
 151  * Update the DC servo calibration on gain changes
 152  */
 153 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 154                                struct snd_ctl_elem_value *ucontrol)
 155 {
 156         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 157         struct wm_hubs_data *hubs = codec->private_data;
 158         int ret;
 159
 160         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 161
 162         /* If we're applying an offset correction then updating the
 163          * callibration would be likely to introduce further offsets. */
 164         if (hubs->dcs_codes)
 165                 return ret;
 166
 167         /* Only need to do this if the outputs are active */
 168         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 169             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 170                 snd_soc_update_bits(codec,
 171                                     WM8993_DC_SERVO_0,
 172                                     WM8993_DCS_TRIG_SINGLE_0 |
 173                                     WM8993_DCS_TRIG_SINGLE_1,
 174                                     WM8993_DCS_TRIG_SINGLE_0 |
 175                                     WM8993_DCS_TRIG_SINGLE_1);
 176
 177         return ret;
 178 }
 179
 180 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 181 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 182                inpga_tlv),
 183 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 184 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 185
 186 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 187                inpga_tlv),
 188 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 189 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 190
 191
 192 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 193                inpga_tlv),
 194 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 195 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 196
 197 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 198                inpga_tlv),
 199 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 200 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 201
 202 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 203                inmix_sw_tlv),
 204 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 205                inmix_sw_tlv),
 206 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 207                inmix_tlv),
 208 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 209 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 210                inmix_tlv),
 211
 212 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 213                inmix_sw_tlv),
 214 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 215                inmix_sw_tlv),
 216 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 217                inmix_tlv),
 218 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 219 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 220                inmix_tlv),
 221
 222 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 223                outmix_tlv),
 224 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 225                outmix_tlv),
 226 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 227                outmix_tlv),
 228 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 229                outmix_tlv),
 230 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 231                outmix_tlv),
 232 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 233                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 234 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 235                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 236 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 237                outmix_tlv),
 238
 239 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 240                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 241 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 242                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 243 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 244                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 245 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 246                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 247 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 248                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 249 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 250                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 251 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 252                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 253 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 254                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 255
 256 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 257                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 258 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 259              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 260 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 261              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 262
 263 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 264 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 265
 266 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 267                5, 1, 1, wm_hubs_spkmix_tlv),
 268 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 269                4, 1, 1, wm_hubs_spkmix_tlv),
 270 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 271                3, 1, 1, wm_hubs_spkmix_tlv),
 272
 273 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 274                5, 1, 1, wm_hubs_spkmix_tlv),
 275 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 276                4, 1, 1, wm_hubs_spkmix_tlv),
 277 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 278                3, 1, 1, wm_hubs_spkmix_tlv),
 279
 280 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 281                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 282                  0, 3, 1, spkmixout_tlv),
 283 SOC_DOUBLE_R_TLV("Speaker Volume",
 284                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 285                  0, 63, 0, outpga_tlv),
 286 SOC_DOUBLE_R("Speaker Switch",
 287              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 288              6, 1, 0),
 289 SOC_DOUBLE_R("Speaker ZC Switch",
 290              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 291              7, 1, 0),
 292 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 0, 3, 7, 0,
 293                spkboost_tlv),
 294 SOC_ENUM("Speaker Reference", speaker_ref),
 295 SOC_ENUM("Speaker Mode", speaker_mode),
 296
 297 {
 298         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 299         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 300                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 301         .tlv.p = outpga_tlv,
 302         .info = snd_soc_info_volsw_2r,
 303         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 304         .private_value = (unsigned long)&(struct soc_mixer_control) {
 305                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 306                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 307                 .shift = 0, .max = 63
 308         },
 309 },
 310 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 311              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 312 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 313              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 314
 315 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 316 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 317 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 318                line_tlv),
 319
 320 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 321 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 322 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 323                line_tlv),
 324 };
 325
 326 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 327                            struct snd_kcontrol *kcontrol, int event)
 328 {
 329         struct snd_soc_codec *codec = w->codec;
 330         struct wm_hubs_data *hubs = codec->private_data;
 331
 332         switch (event) {
 333         case SND_SOC_DAPM_PRE_PMU:
 334                 switch (hubs->hp_startup_mode) {
 335                 case 0:
 336                         break;
 337                 case 1:
 338                         /* Enable the headphone amp */
 339                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 340                                             WM8993_HPOUT1L_ENA |
 341                                             WM8993_HPOUT1R_ENA,
 342                                             WM8993_HPOUT1L_ENA |
 343                                             WM8993_HPOUT1R_ENA);
 344
 345                         /* Enable the second stage */
 346                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 347                                             WM8993_HPOUT1L_DLY |
 348                                             WM8993_HPOUT1R_DLY,
 349                                             WM8993_HPOUT1L_DLY |
 350                                             WM8993_HPOUT1R_DLY);
 351                         break;
 352                 default:
 353                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 354                                 hubs->hp_startup_mode);
 355                         break;
 356                 }
 357
 358         case SND_SOC_DAPM_PRE_PMD:
 359                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 360                                     WM8993_CP_ENA, 0);
 361                 break;
 362         }
 363
 364         return 0;
 365 }
 366
 367 static int hp_event(struct snd_soc_dapm_widget *w,
 368                     struct snd_kcontrol *kcontrol, int event)
 369 {
 370         struct snd_soc_codec *codec = w->codec;
 371         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 372
 373         switch (event) {
 374         case SND_SOC_DAPM_POST_PMU:
 375                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 376                                     WM8993_CP_ENA, WM8993_CP_ENA);
 377
 378                 msleep(5);
 379
 380                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 381                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 382                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 383         //      printk("hp_event power1 up: 0x%04x",snd_soc_read(codec,WM8993_POWER_MANAGEMENT_1));
 384                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 385                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 386
 387                 /* Smallest supported update interval */
 388                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 389                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 390
 391                 calibrate_dc_servo(codec);
 392
 393                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 394                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 395                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 396                 break;
 397
 398         case SND_SOC_DAPM_PRE_PMD:
 399                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 400                                     WM8993_HPOUT1L_DLY |
 401                                     WM8993_HPOUT1R_DLY |
 402                                     WM8993_HPOUT1L_RMV_SHORT |
 403                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 404
 405                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 406                                     WM8993_HPOUT1L_OUTP |
 407                                     WM8993_HPOUT1R_OUTP, 0);
 408
 409                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 410                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 411                                     0);
 412         //      printk("hp_event power1 down: 0x%04x",snd_soc_read(codec,WM8993_POWER_MANAGEMENT_1));
 413                 break;
 414         }
 415
 416         return 0;
 417 }
 418
 419 static int earpiece_event(struct snd_soc_dapm_widget *w,
 420                           struct snd_kcontrol *control, int event)
 421 {
 422         struct snd_soc_codec *codec = w->codec;
 423         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 424
 425         switch (event) {
 426         case SND_SOC_DAPM_PRE_PMU:
 427                 reg |= WM8993_HPOUT2_IN_ENA;
 428                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 429                 udelay(50);
 430                 break;
 431
 432         case SND_SOC_DAPM_POST_PMD:
 433                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 434                 break;
 435
 436         default:
 437                 BUG();
 438                 break;
 439         }
 440
 441         return 0;
 442 }
 443
 444 static const struct snd_kcontrol_new in1l_pga[] = {
 445 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 446 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 447 };
 448
 449 static const struct snd_kcontrol_new in1r_pga[] = {
 450 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 451 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 452 };
 453
 454 static const struct snd_kcontrol_new in2l_pga[] = {
 455 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 456 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 457 };
 458
 459 static const struct snd_kcontrol_new in2r_pga[] = {
 460 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 461 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 462 };
 463
 464 static const struct snd_kcontrol_new mixinl[] = {
 465 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 466 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 467 };
 468
 469 static const struct snd_kcontrol_new mixinr[] = {
 470 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 471 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 472 };
 473
 474 static const struct snd_kcontrol_new left_output_mixer[] = {
 475 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 476 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 477 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 478 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 479 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 480 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 481 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 482 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 483 };
 484
 485 static const struct snd_kcontrol_new right_output_mixer[] = {
 486 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 487 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 488 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 489 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 490 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 491 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 492 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 493 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 494 };
 495
 496 static const struct snd_kcontrol_new earpiece_mixer[] = {
 497 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 498 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 499 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 500 };
 501
 502 static const struct snd_kcontrol_new left_speaker_boost[] = {
 503 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 504 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 505 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 506 };
 507
 508 static const struct snd_kcontrol_new right_speaker_boost[] = {
 509 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 510 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 511 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 512 };
 513
 514 static const struct snd_kcontrol_new line1_mix[] = {
 515 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 516 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 517 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 518 };
 519
 520 static const struct snd_kcontrol_new line1n_mix[] = {
 521 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 522 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 523 };
 524
 525 static const struct snd_kcontrol_new line1p_mix[] = {
 526 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 527 };
 528
 529 static const struct snd_kcontrol_new line2_mix[] = {
 530 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 531 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 532 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 533 };
 534
 535 static const struct snd_kcontrol_new line2n_mix[] = {
 536 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 537 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 538 };
 539
 540 static const struct snd_kcontrol_new line2p_mix[] = {
 541 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 542 };
 543
 544 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 545 SND_SOC_DAPM_INPUT("IN1LN"),
 546 SND_SOC_DAPM_INPUT("IN1LP"),
 547 SND_SOC_DAPM_INPUT("IN2LN"),
 548 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 549 SND_SOC_DAPM_INPUT("IN1RN"),
 550 SND_SOC_DAPM_INPUT("IN1RP"),
 551 SND_SOC_DAPM_INPUT("IN2RN"),
 552 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 553
 554 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 555 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 556
 557 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 558                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 559 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 560                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 561
 562 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 563                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 564 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 565                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 566
 567 /* Dummy widgets to represent differential paths */
 568 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 569
 570 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 571                    mixinl, ARRAY_SIZE(mixinl)),
 572 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 573                    mixinr, ARRAY_SIZE(mixinr)),
 574
 575 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 576                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 577 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 578                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 579
 580 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 581 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 582
 583 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 584                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 585 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 586                    NULL, 0,
 587                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 588
 589 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 590                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 591 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 592                    NULL, 0, earpiece_event,
 593                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 594
 595 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 596                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 597 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 598                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 599
 600 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 601                  NULL, 0),
 602 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 603                  NULL, 0),
 604
 605 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 606                    line1_mix, ARRAY_SIZE(line1_mix)),
 607 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 608                    line2_mix, ARRAY_SIZE(line2_mix)),
 609
 610 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 611                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 612 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 613                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 614 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 615                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 616 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 617                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 618
 619 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 620                  NULL, 0),
 621 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 622                  NULL, 0),
 623 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 624                  NULL, 0),
 625 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 626                  NULL, 0),
 627
 628 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 629 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 630 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 631 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 632 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 633 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 634 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 635 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 636 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 637 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 638 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 639 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 640 };
 641
 642 static const struct snd_soc_dapm_route analogue_routes[] = {
 643         { "IN1L PGA", NULL , "MICBIAS2" },
 644         { "IN1R PGA", NULL , "MICBIAS1" },
 645         { "MICBIAS2", NULL , "IN1LP"},
 646         { "MICBIAS2", NULL , "IN1LN"},
 647         { "MICBIAS1", NULL , "IN1RP"},
 648         { "MICBIAS1", NULL , "IN1RN"},
 649
 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");