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