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