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/initval.h>
  26 #include <sound/tlv.h>
  27
  28 #include "wm8993.h"
  29 #include "wm_hubs.h"
  30
  31 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
  32 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
  33
  34 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
  35 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
  36 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
  37 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
  38 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
  39 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
  40 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
  41 static const unsigned int spkboost_tlv[] = {
  42         TLV_DB_RANGE_HEAD(7),
  43         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
  44         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
  45 };
  46 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
  47
  48 static const char *speaker_ref_text[] = {
  49         "SPKVDD/2",
  50         "VMID",
  51 };
  52
  53 static const struct soc_enum speaker_ref =
  54         SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
  55
  56 static const char *speaker_mode_text[] = {
  57         "Class D",
  58         "Class AB",
  59 };
  60
  61 static const struct soc_enum speaker_mode =
  62         SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
  63
  64 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
  65 {
  66         unsigned int reg;
  67         int count = 0;
  68         unsigned int val;
  69
  70         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
  71
  72         /* Trigger the command */
  73         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
  74
  75         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  76
  77         do {
  78                 count++;
  79                 msleep(1);
  80                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  81                 dev_dbg(codec->dev, "DC servo: %x\n", reg);
  82         } while (reg & op && count < 400);
  83
  84         if (reg & op)
  85                 dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
  86                         op);
  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 = snd_soc_codec_get_drvdata(codec);
  95         s8 offset;
  96         u16 reg, reg_l, reg_r, dcs_cfg;
  97
  98         /* If we're using a digital only path and have a previously
  99          * callibrated DC servo offset stored then use that. */
 100         if (hubs->class_w && hubs->class_w_dcs) {
 101                 dev_dbg(codec->dev, "Using cached DC servo offset %x\n",
 102                         hubs->class_w_dcs);
 103                 snd_soc_write(codec, WM8993_DC_SERVO_3, hubs->class_w_dcs);
 104                 wait_for_dc_servo(codec,
 105                                   WM8993_DCS_TRIG_DAC_WR_0 |
 106                                   WM8993_DCS_TRIG_DAC_WR_1);
 107                 return;
 108         }
 109
 110         /* Devices not using a DCS code correction have startup mode */
 111         if (hubs->dcs_codes) {
 112                 /* Set for 32 series updates */
 113                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 114                                     WM8993_DCS_SERIES_NO_01_MASK,
 115                                     32 << WM8993_DCS_SERIES_NO_01_SHIFT);
 116                 wait_for_dc_servo(codec,
 117                                   WM8993_DCS_TRIG_SERIES_0 |
 118                                   WM8993_DCS_TRIG_SERIES_1);
 119         } else {
 120                 wait_for_dc_servo(codec,
 121                                   WM8993_DCS_TRIG_STARTUP_0 |
 122                                   WM8993_DCS_TRIG_STARTUP_1);
 123         }
 124
 125         /* Different chips in the family support different readback
 126          * methods.
 127          */
 128         switch (hubs->dcs_readback_mode) {
 129         case 0:
 130                 reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 131                         & WM8993_DCS_INTEG_CHAN_0_MASK;
 132                 reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 133                         & WM8993_DCS_INTEG_CHAN_1_MASK;
 134                 break;
 135         case 1:
 136                 reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 137                 reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 138                         >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 139                 reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 140                 break;
 141         default:
 142                 WARN(1, "Unknown DCS readback method\n");
 143                 break;
 144         }
 145
 146         dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
 147
 148         /* Apply correction to DC servo result */
 149         if (hubs->dcs_codes) {
 150                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 151                         hubs->dcs_codes);
 152
 153                 /* HPOUT1L */
 154                 offset = reg_l;
 155                 offset += hubs->dcs_codes;
 156                 dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 157
 158                 /* HPOUT1R */
 159                 offset = reg_r;
 160                 offset += hubs->dcs_codes;
 161                 dcs_cfg |= (u8)offset;
 162
 163                 dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
 164
 165                 /* Do it */
 166                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 167                 wait_for_dc_servo(codec,
 168                                   WM8993_DCS_TRIG_DAC_WR_0 |
 169                                   WM8993_DCS_TRIG_DAC_WR_1);
 170         } else {
 171                 dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 172                 dcs_cfg |= reg_r;
 173         }
 174
 175         /* Save the callibrated offset if we're in class W mode and
 176          * therefore don't have any analogue signal mixed in. */
 177         if (hubs->class_w)
 178                 hubs->class_w_dcs = dcs_cfg;
 179 }
 180
 181 /*
 182  * Update the DC servo calibration on gain changes
 183  */
 184 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 185                                struct snd_ctl_elem_value *ucontrol)
 186 {
 187         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 188         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 189         int ret;
 190
 191         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 192
 193         /* Updating the analogue gains invalidates the DC servo cache */
 194         hubs->class_w_dcs = 0;
 195
 196         /* If we're applying an offset correction then updating the
 197          * callibration would be likely to introduce further offsets. */
 198         if (hubs->dcs_codes)
 199                 return ret;
 200
 201         /* Only need to do this if the outputs are active */
 202         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 203             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 204                 snd_soc_update_bits(codec,
 205                                     WM8993_DC_SERVO_0,
 206                                     WM8993_DCS_TRIG_SINGLE_0 |
 207                                     WM8993_DCS_TRIG_SINGLE_1,
 208                                     WM8993_DCS_TRIG_SINGLE_0 |
 209                                     WM8993_DCS_TRIG_SINGLE_1);
 210
 211         return ret;
 212 }
 213
 214 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 215 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 216                inpga_tlv),
 217 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 218 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 219
 220 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 221                inpga_tlv),
 222 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 223 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 224
 225
 226 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 227                inpga_tlv),
 228 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 229 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 230
 231 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 232                inpga_tlv),
 233 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 234 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 235
 236 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 237                inmix_sw_tlv),
 238 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 239                inmix_sw_tlv),
 240 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 241                inmix_tlv),
 242 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 243 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 244                inmix_tlv),
 245
 246 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 247                inmix_sw_tlv),
 248 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 249                inmix_sw_tlv),
 250 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 251                inmix_tlv),
 252 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 253 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 254                inmix_tlv),
 255
 256 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 257                outmix_tlv),
 258 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 259                outmix_tlv),
 260 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 261                outmix_tlv),
 262 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 263                outmix_tlv),
 264 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 265                outmix_tlv),
 266 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 267                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 268 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 269                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 270 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 271                outmix_tlv),
 272
 273 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 274                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 275 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 276                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 277 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 278                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 279 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 280                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 281 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 282                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 283 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 284                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 285 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 286                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 287 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 288                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 289
 290 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 291                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 292 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 293              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 294 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 295              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 296
 297 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 298 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 299
 300 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 301                5, 1, 1, wm_hubs_spkmix_tlv),
 302 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 303                4, 1, 1, wm_hubs_spkmix_tlv),
 304 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 305                3, 1, 1, wm_hubs_spkmix_tlv),
 306
 307 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 308                5, 1, 1, wm_hubs_spkmix_tlv),
 309 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 310                4, 1, 1, wm_hubs_spkmix_tlv),
 311 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 312                3, 1, 1, wm_hubs_spkmix_tlv),
 313
 314 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 315                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 316                  0, 3, 1, spkmixout_tlv),
 317 SOC_DOUBLE_R_TLV("Speaker Volume",
 318                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 319                  0, 63, 0, outpga_tlv),
 320 SOC_DOUBLE_R("Speaker Switch",
 321              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 322              6, 1, 0),
 323 SOC_DOUBLE_R("Speaker ZC Switch",
 324              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 325              7, 1, 0),
 326 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
 327                spkboost_tlv),
 328 SOC_ENUM("Speaker Reference", speaker_ref),
 329 SOC_ENUM("Speaker Mode", speaker_mode),
 330
 331 {
 332         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 333         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 334                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 335         .tlv.p = outpga_tlv,
 336         .info = snd_soc_info_volsw_2r,
 337         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 338         .private_value = (unsigned long)&(struct soc_mixer_control) {
 339                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 340                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 341                 .shift = 0, .max = 63
 342         },
 343 },
 344 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 345              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 346 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 347              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 348
 349 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 350 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 351 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 352                line_tlv),
 353
 354 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 355 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 356 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 357                line_tlv),
 358 };
 359
 360 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 361                            struct snd_kcontrol *kcontrol, int event)
 362 {
 363         struct snd_soc_codec *codec = w->codec;
 364         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 365
 366         switch (event) {
 367         case SND_SOC_DAPM_PRE_PMU:
 368                 switch (hubs->hp_startup_mode) {
 369                 case 0:
 370                         break;
 371                 case 1:
 372                         /* Enable the headphone amp */
 373                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 374                                             WM8993_HPOUT1L_ENA |
 375                                             WM8993_HPOUT1R_ENA,
 376                                             WM8993_HPOUT1L_ENA |
 377                                             WM8993_HPOUT1R_ENA);
 378
 379                         /* Enable the second stage */
 380                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 381                                             WM8993_HPOUT1L_DLY |
 382                                             WM8993_HPOUT1R_DLY,
 383                                             WM8993_HPOUT1L_DLY |
 384                                             WM8993_HPOUT1R_DLY);
 385                         break;
 386                 default:
 387                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 388                                 hubs->hp_startup_mode);
 389                         break;
 390                 }
 391
 392         case SND_SOC_DAPM_PRE_PMD:
 393                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 394                                     WM8993_CP_ENA, 0);
 395                 break;
 396         }
 397
 398         return 0;
 399 }
 400
 401 static int hp_event(struct snd_soc_dapm_widget *w,
 402                     struct snd_kcontrol *kcontrol, int event)
 403 {
 404         struct snd_soc_codec *codec = w->codec;
 405         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 406
 407         switch (event) {
 408         case SND_SOC_DAPM_POST_PMU:
 409                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 410                                     WM8993_CP_ENA, WM8993_CP_ENA);
 411
 412                 msleep(5);
 413
 414                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 415                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 416                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 417
 418                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 419                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 420
 421                 /* Smallest supported update interval */
 422                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 423                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 424
 425                 calibrate_dc_servo(codec);
 426
 427                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 428                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 429                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 430                 break;
 431
 432         case SND_SOC_DAPM_PRE_PMD:
 433                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 434                                     WM8993_HPOUT1L_OUTP |
 435                                     WM8993_HPOUT1R_OUTP |
 436                                     WM8993_HPOUT1L_RMV_SHORT |
 437                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 438
 439                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 440                                     WM8993_HPOUT1L_DLY |
 441                                     WM8993_HPOUT1R_DLY, 0);
 442
 443                 snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
 444
 445                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 446                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 447                                     0);
 448                 break;
 449         }
 450
 451         return 0;
 452 }
 453
 454 static int earpiece_event(struct snd_soc_dapm_widget *w,
 455                           struct snd_kcontrol *control, int event)
 456 {
 457         struct snd_soc_codec *codec = w->codec;
 458         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 459
 460         switch (event) {
 461         case SND_SOC_DAPM_PRE_PMU:
 462                 reg |= WM8993_HPOUT2_IN_ENA;
 463                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 464                 udelay(50);
 465                 break;
 466
 467         case SND_SOC_DAPM_POST_PMD:
 468                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 469                 break;
 470
 471         default:
 472                 BUG();
 473                 break;
 474         }
 475
 476         return 0;
 477 }
 478
 479 static const struct snd_kcontrol_new in1l_pga[] = {
 480 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 481 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 482 };
 483
 484 static const struct snd_kcontrol_new in1r_pga[] = {
 485 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 486 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 487 };
 488
 489 static const struct snd_kcontrol_new in2l_pga[] = {
 490 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 491 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 492 };
 493
 494 static const struct snd_kcontrol_new in2r_pga[] = {
 495 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 496 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 497 };
 498
 499 static const struct snd_kcontrol_new mixinl[] = {
 500 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 501 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 502 };
 503
 504 static const struct snd_kcontrol_new mixinr[] = {
 505 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 506 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 507 };
 508
 509 static const struct snd_kcontrol_new left_output_mixer[] = {
 510 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 511 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 512 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 513 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 514 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 515 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 516 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 517 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 518 };
 519
 520 static const struct snd_kcontrol_new right_output_mixer[] = {
 521 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 522 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 523 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 524 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 525 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 526 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 527 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 528 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 529 };
 530
 531 static const struct snd_kcontrol_new earpiece_mixer[] = {
 532 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 533 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 534 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 535 };
 536
 537 static const struct snd_kcontrol_new left_speaker_boost[] = {
 538 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 539 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 540 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 541 };
 542
 543 static const struct snd_kcontrol_new right_speaker_boost[] = {
 544 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 545 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 546 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 547 };
 548
 549 static const struct snd_kcontrol_new line1_mix[] = {
 550 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 551 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 552 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 553 };
 554
 555 static const struct snd_kcontrol_new line1n_mix[] = {
 556 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 557 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 558 };
 559
 560 static const struct snd_kcontrol_new line1p_mix[] = {
 561 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 562 };
 563
 564 static const struct snd_kcontrol_new line2_mix[] = {
 565 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 566 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 567 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 568 };
 569
 570 static const struct snd_kcontrol_new line2n_mix[] = {
 571 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 572 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 573 };
 574
 575 static const struct snd_kcontrol_new line2p_mix[] = {
 576 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 577 };
 578
 579 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 580 SND_SOC_DAPM_INPUT("IN1LN"),
 581 SND_SOC_DAPM_INPUT("IN1LP"),
 582 SND_SOC_DAPM_INPUT("IN2LN"),
 583 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 584 SND_SOC_DAPM_INPUT("IN1RN"),
 585 SND_SOC_DAPM_INPUT("IN1RP"),
 586 SND_SOC_DAPM_INPUT("IN2RN"),
 587 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 588
 589 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 590 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 591
 592 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 593                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 594 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 595                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 596
 597 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 598                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 599 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 600                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 601
 602 /* Dummy widgets to represent differential paths */
 603 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 604
 605 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 606                    mixinl, ARRAY_SIZE(mixinl)),
 607 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 608                    mixinr, ARRAY_SIZE(mixinr)),
 609
 610 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 611                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 612 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 613                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 614
 615 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 616 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 617
 618 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 619                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 620 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 621                    NULL, 0,
 622                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 623
 624 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 625                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 626 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 627                    NULL, 0, earpiece_event,
 628                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 629
 630 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 631                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 632 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 633                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 634
 635 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 636                  NULL, 0),
 637 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 638                  NULL, 0),
 639
 640 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 641                    line1_mix, ARRAY_SIZE(line1_mix)),
 642 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 643                    line2_mix, ARRAY_SIZE(line2_mix)),
 644
 645 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 646                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 647 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 648                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 649 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 650                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 651 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 652                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 653
 654 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 655                  NULL, 0),
 656 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 657                  NULL, 0),
 658 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 659                  NULL, 0),
 660 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 661                  NULL, 0),
 662
 663 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 664 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 665 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 666 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 667 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 668 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 669 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 670 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 671 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 672 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 673 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 674 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 675 };
 676
 677 static const struct snd_soc_dapm_route analogue_routes[] = {
 678         { "MICBIAS1", NULL, "CLK_SYS" },
 679         { "MICBIAS2", NULL, "CLK_SYS" },
 680
 681         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 682         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 683
 684         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 685         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 686
 687         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
 688         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 689
 690         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
 691         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 692
 693         { "Direct Voice", NULL, "IN2LP:VXRN" },
 694         { "Direct Voice", NULL, "IN2RP:VXRP" },
 695
 696         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 697         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 698         { "MIXINL", NULL, "Direct Voice" },
 699         { "MIXINL", NULL, "IN1LP" },
 700         { "MIXINL", NULL, "Left Output Mixer" },
 701
 702         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 703         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 704         { "MIXINR", NULL, "Direct Voice" },
 705         { "MIXINR", NULL, "IN1RP" },
 706         { "MIXINR", NULL, "Right Output Mixer" },
 707
 708         { "ADCL", NULL, "MIXINL" },
 709         { "ADCR", NULL, "MIXINR" },
 710
 711         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 712         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 713         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 714         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 715         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
 716         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 717         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 718
 719         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 720         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 721         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 722         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 723         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
 724         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 725         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 726
 727         { "Left Output PGA", NULL, "Left Output Mixer" },
 728         { "Left Output PGA", NULL, "TOCLK" },
 729
 730         { "Right Output PGA", NULL, "Right Output Mixer" },
 731         { "Right Output PGA", NULL, "TOCLK" },
 732
 733         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 734         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 735         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 736
 737         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 738         { "HPOUT2N", NULL, "Earpiece Driver" },
 739         { "HPOUT2P", NULL, "Earpiece Driver" },
 740
 741         { "SPKL", "Input Switch", "MIXINL" },
 742         { "SPKL", "IN1LP Switch", "IN1LP" },
 743         { "SPKL", "Output Switch", "Left Output PGA" },
 744         { "SPKL", NULL, "TOCLK" },
 745
 746         { "SPKR", "Input Switch", "MIXINR" },
 747         { "SPKR", "IN1RP Switch", "IN1RP" },
 748         { "SPKR", "Output Switch", "Right Output PGA" },
 749         { "SPKR", NULL, "TOCLK" },
 750
 751         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 752         { "SPKL Boost", "SPKL Switch", "SPKL" },
 753         { "SPKL Boost", "SPKR Switch", "SPKR" },
 754
 755         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 756         { "SPKR Boost", "SPKR Switch", "SPKR" },
 757         { "SPKR Boost", "SPKL Switch", "SPKL" },
 758
 759         { "SPKL Driver", NULL, "SPKL Boost" },
 760         { "SPKL Driver", NULL, "CLK_SYS" },
 761
 762         { "SPKR Driver", NULL, "SPKR Boost" },
 763         { "SPKR Driver", NULL, "CLK_SYS" },
 764
 765         { "SPKOUTLP", NULL, "SPKL Driver" },
 766         { "SPKOUTLN", NULL, "SPKL Driver" },
 767         { "SPKOUTRP", NULL, "SPKR Driver" },
 768         { "SPKOUTRN", NULL, "SPKR Driver" },
 769
 770         { "Left Headphone Mux", "Mixer", "Left Output PGA" },
 771         { "Right Headphone Mux", "Mixer", "Right Output PGA" },
 772
 773         { "Headphone PGA", NULL, "Left Headphone Mux" },
 774         { "Headphone PGA", NULL, "Right Headphone Mux" },
 775         { "Headphone PGA", NULL, "CLK_SYS" },
 776         { "Headphone PGA", NULL, "Headphone Supply" },
 777
 778         { "HPOUT1L", NULL, "Headphone PGA" },
 779         { "HPOUT1R", NULL, "Headphone PGA" },
 780
 781         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 782         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 783         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 784         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 785 };
 786
 787 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 788         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 789         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 790         { "LINEOUT1 Mixer", "Output Switch", "Left Output Mixer" },
 791
 792         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 793         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 794 };
 795
 796 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 797         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output Mixer" },
 798         { "LINEOUT1N Mixer", "Right Output Switch", "Left Output Mixer" },
 799
 800         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output Mixer" },
 801
 802         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 803         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 804 };
 805
 806 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 807         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 808         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 809         { "LINEOUT2 Mixer", "Output Switch", "Right Output Mixer" },
 810
 811         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 812         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 813 };
 814
 815 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 816         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output Mixer" },
 817         { "LINEOUT2N Mixer", "Right Output Switch", "Left Output Mixer" },
 818
 819         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output Mixer" },
 820
 821         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 822         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 823 };
 824
 825 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 826 {
 827         struct snd_soc_dapm_context *dapm = &codec->dapm;
 828
 829         /* Latch volume update bits & default ZC on */
 830         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 831                             WM8993_IN1_VU, WM8993_IN1_VU);
 832         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 833                             WM8993_IN1_VU, WM8993_IN1_VU);
 834         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 835                             WM8993_IN2_VU, WM8993_IN2_VU);
 836         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 837                             WM8993_IN2_VU, WM8993_IN2_VU);
 838
 839         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 840                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 841
 842         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 843                             WM8993_HPOUT1L_ZC, WM8993_HPOUT1L_ZC);
 844         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 845                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 846                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 847
 848         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 849                             WM8993_MIXOUTL_ZC, WM8993_MIXOUTL_ZC);
 850         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 851                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 852                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 853
 854         snd_soc_add_controls(codec, analogue_snd_controls,
 855                              ARRAY_SIZE(analogue_snd_controls));
 856
 857         snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
 858                                   ARRAY_SIZE(analogue_dapm_widgets));
 859         return 0;
 860 }
 861 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 862
 863 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 864                                 int lineout1_diff, int lineout2_diff)
 865 {
 866         struct snd_soc_dapm_context *dapm = &codec->dapm;
 867
 868         snd_soc_dapm_add_routes(dapm, analogue_routes,
 869                                 ARRAY_SIZE(analogue_routes));
 870
 871         if (lineout1_diff)
 872                 snd_soc_dapm_add_routes(dapm,
 873                                         lineout1_diff_routes,
 874                                         ARRAY_SIZE(lineout1_diff_routes));
 875         else
 876                 snd_soc_dapm_add_routes(dapm,
 877                                         lineout1_se_routes,
 878                                         ARRAY_SIZE(lineout1_se_routes));
 879
 880         if (lineout2_diff)
 881                 snd_soc_dapm_add_routes(dapm,
 882                                         lineout2_diff_routes,
 883                                         ARRAY_SIZE(lineout2_diff_routes));
 884         else
 885                 snd_soc_dapm_add_routes(dapm,
 886                                         lineout2_se_routes,
 887                                         ARRAY_SIZE(lineout2_se_routes));
 888
 889         return 0;
 890 }
 891 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 892
 893 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
 894                                   int lineout1_diff, int lineout2_diff,
 895                                   int lineout1fb, int lineout2fb,
 896                                   int jd_scthr, int jd_thr, int micbias1_lvl,
 897                                   int micbias2_lvl)
 898 {
 899         if (!lineout1_diff)
 900                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
 901                                     WM8993_LINEOUT1_MODE,
 902                                     WM8993_LINEOUT1_MODE);
 903         if (!lineout2_diff)
 904                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
 905                                     WM8993_LINEOUT2_MODE,
 906                                     WM8993_LINEOUT2_MODE);
 907
 908         /* If the line outputs are differential then we aren't presenting
 909          * VMID as an output and can disable it.
 910          */
 911         if (lineout1_diff && lineout2_diff)
 912                 codec->dapm.idle_bias_off = 1;
 913
 914         if (lineout1fb)
 915                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 916                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
 917
 918         if (lineout2fb)
 919                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 920                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
 921
 922         snd_soc_update_bits(codec, WM8993_MICBIAS,
 923                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
 924                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
 925                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
 926                             jd_thr << WM8993_JD_THR_SHIFT |
 927                             micbias1_lvl |
 928                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
 929
 930         return 0;
 931 }
 932 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 933
 934 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 935 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 936 MODULE_LICENSE("GPL");