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         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
  67         unsigned int reg;
  68         int count = 0;
  69         unsigned int val;
  70         unsigned long timeout;
  71
  72         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
  73
  74         /* Trigger the command */
  75         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
  76
  77         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  78
  79         if (hubs->dcs_done_irq) {
  80                 timeout = wait_for_completion_timeout(&hubs->dcs_done,
  81                                                       msecs_to_jiffies(500));
  82                 if (timeout == 0)
  83                         dev_warn(codec->dev, "No DC servo interrupt\n");
  84
  85                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  86         } else {
  87                 do {
  88                         count++;
  89                         msleep(1);
  90                         reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  91                         dev_dbg(codec->dev, "DC servo: %x\n", reg);
  92                 } while (reg & op && count < 400);
  93         }
  94
  95         if (reg & op)
  96                 dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
  97                         op);
  98 }
  99
 100 irqreturn_t wm_hubs_dcs_done(int irq, void *data)
 101 {
 102         struct wm_hubs_data *hubs = data;
 103
 104         complete(&hubs->dcs_done);
 105
 106         return IRQ_HANDLED;
 107 }
 108 EXPORT_SYMBOL_GPL(wm_hubs_dcs_done);
 109
 110 /*
 111  * Startup calibration of the DC servo
 112  */
 113 static void calibrate_dc_servo(struct snd_soc_codec *codec)
 114 {
 115         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 116         s8 offset;
 117         u16 reg, reg_l, reg_r, dcs_cfg;
 118
 119         /* If we're using a digital only path and have a previously
 120          * callibrated DC servo offset stored then use that. */
 121         if (hubs->class_w && hubs->class_w_dcs) {
 122                 dev_dbg(codec->dev, "Using cached DC servo offset %x\n",
 123                         hubs->class_w_dcs);
 124                 snd_soc_write(codec, WM8993_DC_SERVO_3, hubs->class_w_dcs);
 125                 wait_for_dc_servo(codec,
 126                                   WM8993_DCS_TRIG_DAC_WR_0 |
 127                                   WM8993_DCS_TRIG_DAC_WR_1);
 128                 return;
 129         }
 130
 131         if (hubs->series_startup) {
 132                 /* Set for 32 series updates */
 133                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 134                                     WM8993_DCS_SERIES_NO_01_MASK,
 135                                     32 << WM8993_DCS_SERIES_NO_01_SHIFT);
 136                 wait_for_dc_servo(codec,
 137                                   WM8993_DCS_TRIG_SERIES_0 |
 138                                   WM8993_DCS_TRIG_SERIES_1);
 139         } else {
 140                 wait_for_dc_servo(codec,
 141                                   WM8993_DCS_TRIG_STARTUP_0 |
 142                                   WM8993_DCS_TRIG_STARTUP_1);
 143         }
 144
 145         /* Different chips in the family support different readback
 146          * methods.
 147          */
 148         switch (hubs->dcs_readback_mode) {
 149         case 0:
 150                 reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 151                         & WM8993_DCS_INTEG_CHAN_0_MASK;
 152                 reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 153                         & WM8993_DCS_INTEG_CHAN_1_MASK;
 154                 break;
 155         case 1:
 156                 reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 157                 reg_r = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 158                         >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 159                 reg_l = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 160                 break;
 161         default:
 162                 WARN(1, "Unknown DCS readback method\n");
 163                 break;
 164         }
 165
 166         dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
 167
 168         /* Apply correction to DC servo result */
 169         if (hubs->dcs_codes) {
 170                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 171                         hubs->dcs_codes);
 172
 173                 /* HPOUT1R */
 174                 offset = reg_r;
 175                 offset += hubs->dcs_codes;
 176                 dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 177
 178                 /* HPOUT1L */
 179                 offset = reg_l;
 180                 offset += hubs->dcs_codes;
 181                 dcs_cfg |= (u8)offset;
 182
 183                 dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
 184
 185                 /* Do it */
 186                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 187                 wait_for_dc_servo(codec,
 188                                   WM8993_DCS_TRIG_DAC_WR_0 |
 189                                   WM8993_DCS_TRIG_DAC_WR_1);
 190         } else {
 191                 dcs_cfg = reg_r << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 192                 dcs_cfg |= reg_l;
 193         }
 194
 195         /* Save the callibrated offset if we're in class W mode and
 196          * therefore don't have any analogue signal mixed in. */
 197         if (hubs->class_w)
 198                 hubs->class_w_dcs = dcs_cfg;
 199 }
 200
 201 /*
 202  * Update the DC servo calibration on gain changes
 203  */
 204 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 205                                struct snd_ctl_elem_value *ucontrol)
 206 {
 207         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 208         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 209         int ret;
 210
 211         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 212
 213         /* Updating the analogue gains invalidates the DC servo cache */
 214         hubs->class_w_dcs = 0;
 215
 216         /* If we're applying an offset correction then updating the
 217          * callibration would be likely to introduce further offsets. */
 218         if (hubs->dcs_codes || hubs->no_series_update)
 219                 return ret;
 220
 221         /* Only need to do this if the outputs are active */
 222         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 223             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 224                 snd_soc_update_bits(codec,
 225                                     WM8993_DC_SERVO_0,
 226                                     WM8993_DCS_TRIG_SINGLE_0 |
 227                                     WM8993_DCS_TRIG_SINGLE_1,
 228                                     WM8993_DCS_TRIG_SINGLE_0 |
 229                                     WM8993_DCS_TRIG_SINGLE_1);
 230
 231         return ret;
 232 }
 233
 234 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 235 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 236                inpga_tlv),
 237 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 238 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
 239
 240 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 241                inpga_tlv),
 242 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 243 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
 244
 245
 246 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 247                inpga_tlv),
 248 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 249 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
 250
 251 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 252                inpga_tlv),
 253 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 254 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
 255
 256 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 257                inmix_sw_tlv),
 258 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 259                inmix_sw_tlv),
 260 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 261                inmix_tlv),
 262 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 263 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 264                inmix_tlv),
 265
 266 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 267                inmix_sw_tlv),
 268 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 269                inmix_sw_tlv),
 270 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 271                inmix_tlv),
 272 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 273 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 274                inmix_tlv),
 275
 276 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 277                outmix_tlv),
 278 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 279                outmix_tlv),
 280 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 281                outmix_tlv),
 282 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 283                outmix_tlv),
 284 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 285                outmix_tlv),
 286 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 287                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 288 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 289                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 290 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 291                outmix_tlv),
 292
 293 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 294                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 295 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 296                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 297 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 298                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 299 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 300                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 301 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 302                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 303 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 304                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 305 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 306                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 307 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 308                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 309
 310 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 311                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 312 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 313              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 314 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 315              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 316
 317 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 318 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 319
 320 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 321                5, 1, 1, wm_hubs_spkmix_tlv),
 322 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 323                4, 1, 1, wm_hubs_spkmix_tlv),
 324 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 325                3, 1, 1, wm_hubs_spkmix_tlv),
 326
 327 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 328                5, 1, 1, wm_hubs_spkmix_tlv),
 329 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 330                4, 1, 1, wm_hubs_spkmix_tlv),
 331 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 332                3, 1, 1, wm_hubs_spkmix_tlv),
 333
 334 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 335                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 336                  0, 3, 1, spkmixout_tlv),
 337 SOC_DOUBLE_R_TLV("Speaker Volume",
 338                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 339                  0, 63, 0, outpga_tlv),
 340 SOC_DOUBLE_R("Speaker Switch",
 341              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 342              6, 1, 0),
 343 SOC_DOUBLE_R("Speaker ZC Switch",
 344              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 345              7, 1, 0),
 346 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
 347                spkboost_tlv),
 348 SOC_ENUM("Speaker Reference", speaker_ref),
 349 SOC_ENUM("Speaker Mode", speaker_mode),
 350
 351 {
 352         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 353         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 354                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 355         .tlv.p = outpga_tlv,
 356         .info = snd_soc_info_volsw_2r,
 357         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 358         .private_value = (unsigned long)&(struct soc_mixer_control) {
 359                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 360                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 361                 .shift = 0, .max = 63
 362         },
 363 },
 364 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 365              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 366 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 367              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 368
 369 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 370 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 371 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 372                line_tlv),
 373
 374 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 375 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 376 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 377                line_tlv),
 378 };
 379
 380 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 381                            struct snd_kcontrol *kcontrol, int event)
 382 {
 383         struct snd_soc_codec *codec = w->codec;
 384         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 385
 386         switch (event) {
 387         case SND_SOC_DAPM_PRE_PMU:
 388                 switch (hubs->hp_startup_mode) {
 389                 case 0:
 390                         break;
 391                 case 1:
 392                         /* Enable the headphone amp */
 393                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 394                                             WM8993_HPOUT1L_ENA |
 395                                             WM8993_HPOUT1R_ENA,
 396                                             WM8993_HPOUT1L_ENA |
 397                                             WM8993_HPOUT1R_ENA);
 398
 399                         /* Enable the second stage */
 400                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 401                                             WM8993_HPOUT1L_DLY |
 402                                             WM8993_HPOUT1R_DLY,
 403                                             WM8993_HPOUT1L_DLY |
 404                                             WM8993_HPOUT1R_DLY);
 405                         break;
 406                 default:
 407                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 408                                 hubs->hp_startup_mode);
 409                         break;
 410                 }
 411
 412         case SND_SOC_DAPM_PRE_PMD:
 413                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 414                                     WM8993_CP_ENA, 0);
 415                 break;
 416         }
 417
 418         return 0;
 419 }
 420
 421 static int hp_event(struct snd_soc_dapm_widget *w,
 422                     struct snd_kcontrol *kcontrol, int event)
 423 {
 424         struct snd_soc_codec *codec = w->codec;
 425         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 426
 427         switch (event) {
 428         case SND_SOC_DAPM_POST_PMU:
 429                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 430                                     WM8993_CP_ENA, WM8993_CP_ENA);
 431
 432                 msleep(5);
 433
 434                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 435                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 436                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 437
 438                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 439                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 440
 441                 /* Smallest supported update interval */
 442                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 443                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 444
 445                 calibrate_dc_servo(codec);
 446
 447                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 448                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 449                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 450                 break;
 451
 452         case SND_SOC_DAPM_PRE_PMD:
 453                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 454                                     WM8993_HPOUT1L_OUTP |
 455                                     WM8993_HPOUT1R_OUTP |
 456                                     WM8993_HPOUT1L_RMV_SHORT |
 457                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 458
 459                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 460                                     WM8993_HPOUT1L_DLY |
 461                                     WM8993_HPOUT1R_DLY, 0);
 462
 463                 snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
 464
 465                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 466                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 467                                     0);
 468                 break;
 469         }
 470
 471         return 0;
 472 }
 473
 474 static int earpiece_event(struct snd_soc_dapm_widget *w,
 475                           struct snd_kcontrol *control, int event)
 476 {
 477         struct snd_soc_codec *codec = w->codec;
 478         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 479
 480         switch (event) {
 481         case SND_SOC_DAPM_PRE_PMU:
 482                 reg |= WM8993_HPOUT2_IN_ENA;
 483                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 484                 udelay(50);
 485                 break;
 486
 487         case SND_SOC_DAPM_POST_PMD:
 488                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 489                 break;
 490
 491         default:
 492                 BUG();
 493                 break;
 494         }
 495
 496         return 0;
 497 }
 498
 499 static const struct snd_kcontrol_new in1l_pga[] = {
 500 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 501 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 502 };
 503
 504 static const struct snd_kcontrol_new in1r_pga[] = {
 505 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 506 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 507 };
 508
 509 static const struct snd_kcontrol_new in2l_pga[] = {
 510 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 511 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 512 };
 513
 514 static const struct snd_kcontrol_new in2r_pga[] = {
 515 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 516 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 517 };
 518
 519 static const struct snd_kcontrol_new mixinl[] = {
 520 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 521 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 522 };
 523
 524 static const struct snd_kcontrol_new mixinr[] = {
 525 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 526 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 527 };
 528
 529 static const struct snd_kcontrol_new left_output_mixer[] = {
 530 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 531 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 532 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 533 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 534 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 535 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 536 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 537 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 538 };
 539
 540 static const struct snd_kcontrol_new right_output_mixer[] = {
 541 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 542 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 543 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 544 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 545 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 546 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 547 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 548 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 549 };
 550
 551 static const struct snd_kcontrol_new earpiece_mixer[] = {
 552 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 553 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 554 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 555 };
 556
 557 static const struct snd_kcontrol_new left_speaker_boost[] = {
 558 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 559 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 560 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 561 };
 562
 563 static const struct snd_kcontrol_new right_speaker_boost[] = {
 564 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 565 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 566 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 567 };
 568
 569 static const struct snd_kcontrol_new line1_mix[] = {
 570 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 571 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 572 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 573 };
 574
 575 static const struct snd_kcontrol_new line1n_mix[] = {
 576 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 577 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 578 };
 579
 580 static const struct snd_kcontrol_new line1p_mix[] = {
 581 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 582 };
 583
 584 static const struct snd_kcontrol_new line2_mix[] = {
 585 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 586 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 587 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 588 };
 589
 590 static const struct snd_kcontrol_new line2n_mix[] = {
 591 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 592 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 593 };
 594
 595 static const struct snd_kcontrol_new line2p_mix[] = {
 596 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 597 };
 598
 599 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 600 SND_SOC_DAPM_INPUT("IN1LN"),
 601 SND_SOC_DAPM_INPUT("IN1LP"),
 602 SND_SOC_DAPM_INPUT("IN2LN"),
 603 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 604 SND_SOC_DAPM_INPUT("IN1RN"),
 605 SND_SOC_DAPM_INPUT("IN1RP"),
 606 SND_SOC_DAPM_INPUT("IN2RN"),
 607 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 608
 609 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 610 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 611
 612 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 613                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 614 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 615                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 616
 617 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 618                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 619 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 620                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 621
 622 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 623                    mixinl, ARRAY_SIZE(mixinl)),
 624 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 625                    mixinr, ARRAY_SIZE(mixinr)),
 626
 627 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 628                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 629 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 630                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 631
 632 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 633 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 634
 635 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 636                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 637 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 638                    NULL, 0,
 639                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 640
 641 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 642                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 643 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 644                    NULL, 0, earpiece_event,
 645                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 646
 647 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 648                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 649 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 650                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 651
 652 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 653                  NULL, 0),
 654 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 655                  NULL, 0),
 656
 657 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 658                    line1_mix, ARRAY_SIZE(line1_mix)),
 659 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 660                    line2_mix, ARRAY_SIZE(line2_mix)),
 661
 662 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 663                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 664 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 665                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 666 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 667                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 668 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 669                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 670
 671 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 672                  NULL, 0),
 673 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 674                  NULL, 0),
 675 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 676                  NULL, 0),
 677 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 678                  NULL, 0),
 679
 680 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 681 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 682 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 683 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 684 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 685 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 686 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 687 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 688 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 689 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 690 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 691 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 692 };
 693
 694 static const struct snd_soc_dapm_route analogue_routes[] = {
 695         { "MICBIAS1", NULL, "CLK_SYS" },
 696         { "MICBIAS2", NULL, "CLK_SYS" },
 697
 698         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 699         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 700
 701         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 702         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 703
 704         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
 705         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 706
 707         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
 708         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 709
 710         { "Direct Voice", NULL, "IN2LP:VXRN" },
 711         { "Direct Voice", NULL, "IN2RP:VXRP" },
 712
 713         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 714         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 715         { "MIXINL", NULL, "Direct Voice" },
 716         { "MIXINL", NULL, "IN1LP" },
 717         { "MIXINL", NULL, "Left Output Mixer" },
 718
 719         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 720         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 721         { "MIXINR", NULL, "Direct Voice" },
 722         { "MIXINR", NULL, "IN1RP" },
 723         { "MIXINR", NULL, "Right Output Mixer" },
 724
 725         { "ADCL", NULL, "MIXINL" },
 726         { "ADCR", NULL, "MIXINR" },
 727
 728         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 729         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 730         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 731         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 732         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
 733         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 734         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 735
 736         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 737         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 738         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 739         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 740         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
 741         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 742         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 743
 744         { "Left Output PGA", NULL, "Left Output Mixer" },
 745         { "Left Output PGA", NULL, "TOCLK" },
 746
 747         { "Right Output PGA", NULL, "Right Output Mixer" },
 748         { "Right Output PGA", NULL, "TOCLK" },
 749
 750         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 751         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 752         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 753
 754         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 755         { "HPOUT2N", NULL, "Earpiece Driver" },
 756         { "HPOUT2P", NULL, "Earpiece Driver" },
 757
 758         { "SPKL", "Input Switch", "MIXINL" },
 759         { "SPKL", "IN1LP Switch", "IN1LP" },
 760         { "SPKL", "Output Switch", "Left Output PGA" },
 761         { "SPKL", NULL, "TOCLK" },
 762
 763         { "SPKR", "Input Switch", "MIXINR" },
 764         { "SPKR", "IN1RP Switch", "IN1RP" },
 765         { "SPKR", "Output Switch", "Right Output PGA" },
 766         { "SPKR", NULL, "TOCLK" },
 767
 768         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 769         { "SPKL Boost", "SPKL Switch", "SPKL" },
 770         { "SPKL Boost", "SPKR Switch", "SPKR" },
 771
 772         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 773         { "SPKR Boost", "SPKR Switch", "SPKR" },
 774         { "SPKR Boost", "SPKL Switch", "SPKL" },
 775
 776         { "SPKL Driver", NULL, "SPKL Boost" },
 777         { "SPKL Driver", NULL, "CLK_SYS" },
 778
 779         { "SPKR Driver", NULL, "SPKR Boost" },
 780         { "SPKR Driver", NULL, "CLK_SYS" },
 781
 782         { "SPKOUTLP", NULL, "SPKL Driver" },
 783         { "SPKOUTLN", NULL, "SPKL Driver" },
 784         { "SPKOUTRP", NULL, "SPKR Driver" },
 785         { "SPKOUTRN", NULL, "SPKR Driver" },
 786
 787         { "Left Headphone Mux", "Mixer", "Left Output PGA" },
 788         { "Right Headphone Mux", "Mixer", "Right Output PGA" },
 789
 790         { "Headphone PGA", NULL, "Left Headphone Mux" },
 791         { "Headphone PGA", NULL, "Right Headphone Mux" },
 792         { "Headphone PGA", NULL, "CLK_SYS" },
 793         { "Headphone PGA", NULL, "Headphone Supply" },
 794
 795         { "HPOUT1L", NULL, "Headphone PGA" },
 796         { "HPOUT1R", NULL, "Headphone PGA" },
 797
 798         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 799         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 800         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 801         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 802 };
 803
 804 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 805         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 806         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 807         { "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
 808
 809         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 810         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 811 };
 812
 813 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 814         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
 815         { "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
 816
 817         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
 818
 819         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 820         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 821 };
 822
 823 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 824         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 825         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 826         { "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
 827
 828         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 829         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 830 };
 831
 832 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 833         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
 834         { "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
 835
 836         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
 837
 838         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 839         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 840 };
 841
 842 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 843 {
 844         struct snd_soc_dapm_context *dapm = &codec->dapm;
 845
 846         /* Latch volume update bits & default ZC on */
 847         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 848                             WM8993_IN1_VU, WM8993_IN1_VU);
 849         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 850                             WM8993_IN1_VU, WM8993_IN1_VU);
 851         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 852                             WM8993_IN2_VU, WM8993_IN2_VU);
 853         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 854                             WM8993_IN2_VU, WM8993_IN2_VU);
 855
 856         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
 857                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 858         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 859                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 860
 861         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 862                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
 863                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
 864         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 865                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 866                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 867
 868         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 869                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
 870                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
 871         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 872                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 873                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 874
 875         snd_soc_add_controls(codec, analogue_snd_controls,
 876                              ARRAY_SIZE(analogue_snd_controls));
 877
 878         snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
 879                                   ARRAY_SIZE(analogue_dapm_widgets));
 880         return 0;
 881 }
 882 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 883
 884 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 885                                 int lineout1_diff, int lineout2_diff)
 886 {
 887         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 888         struct snd_soc_dapm_context *dapm = &codec->dapm;
 889
 890         init_completion(&hubs->dcs_done);
 891
 892         snd_soc_dapm_add_routes(dapm, analogue_routes,
 893                                 ARRAY_SIZE(analogue_routes));
 894
 895         if (lineout1_diff)
 896                 snd_soc_dapm_add_routes(dapm,
 897                                         lineout1_diff_routes,
 898                                         ARRAY_SIZE(lineout1_diff_routes));
 899         else
 900                 snd_soc_dapm_add_routes(dapm,
 901                                         lineout1_se_routes,
 902                                         ARRAY_SIZE(lineout1_se_routes));
 903
 904         if (lineout2_diff)
 905                 snd_soc_dapm_add_routes(dapm,
 906                                         lineout2_diff_routes,
 907                                         ARRAY_SIZE(lineout2_diff_routes));
 908         else
 909                 snd_soc_dapm_add_routes(dapm,
 910                                         lineout2_se_routes,
 911                                         ARRAY_SIZE(lineout2_se_routes));
 912
 913         return 0;
 914 }
 915 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 916
 917 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
 918                                   int lineout1_diff, int lineout2_diff,
 919                                   int lineout1fb, int lineout2fb,
 920                                   int jd_scthr, int jd_thr, int micbias1_lvl,
 921                                   int micbias2_lvl)
 922 {
 923         if (!lineout1_diff)
 924                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
 925                                     WM8993_LINEOUT1_MODE,
 926                                     WM8993_LINEOUT1_MODE);
 927         if (!lineout2_diff)
 928                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
 929                                     WM8993_LINEOUT2_MODE,
 930                                     WM8993_LINEOUT2_MODE);
 931
 932         /* If the line outputs are differential then we aren't presenting
 933          * VMID as an output and can disable it.
 934          */
 935         if (lineout1_diff && lineout2_diff)
 936                 codec->dapm.idle_bias_off = 1;
 937
 938         if (lineout1fb)
 939                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 940                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
 941
 942         if (lineout2fb)
 943                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 944                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
 945
 946         snd_soc_update_bits(codec, WM8993_MICBIAS,
 947                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
 948                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
 949                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
 950                             jd_thr << WM8993_JD_THR_SHIFT |
 951                             micbias1_lvl |
 952                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
 953
 954         return 0;
 955 }
 956 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 957
 958 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 959 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 960 MODULE_LICENSE("GPL");