linux/sound/soc/codecs/wm_hubs.c
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   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
  31const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
  32EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
  33
  34static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
  35static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
  36static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
  37static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
  38static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
  39static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
  40static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
  41static 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};
  46static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
  47
  48static const char *speaker_ref_text[] = {
  49        "SPKVDD/2",
  50        "VMID",
  51};
  52
  53static const struct soc_enum speaker_ref =
  54        SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
  55
  56static const char *speaker_mode_text[] = {
  57        "Class D",
  58        "Class AB",
  59};
  60
  61static const struct soc_enum speaker_mode =
  62        SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
  63
  64static 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 */
  91static 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 */
 183static 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
 213static const struct snd_kcontrol_new analogue_snd_controls[] = {
 214SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 215               inpga_tlv),
 216SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 217SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 218
 219SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 220               inpga_tlv),
 221SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 222SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 223
 224
 225SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 226               inpga_tlv),
 227SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 228SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 229
 230SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 231               inpga_tlv),
 232SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 233SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 234
 235SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 236               inmix_sw_tlv),
 237SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 238               inmix_sw_tlv),
 239SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 240               inmix_tlv),
 241SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 242SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 243               inmix_tlv),
 244
 245SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 246               inmix_sw_tlv),
 247SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 248               inmix_sw_tlv),
 249SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 250               inmix_tlv),
 251SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 252SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 253               inmix_tlv),
 254
 255SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 256               outmix_tlv),
 257SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 258               outmix_tlv),
 259SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 260               outmix_tlv),
 261SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 262               outmix_tlv),
 263SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 264               outmix_tlv),
 265SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 266               WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 267SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 268               WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 269SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 270               outmix_tlv),
 271
 272SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 273               WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 274SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 275               WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 276SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 277               WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 278SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 279               WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 280SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 281               WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 282SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 283               WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 284SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 285               WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 286SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 287               WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 288
 289SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 290                 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 291SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 292             WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 293SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 294             WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 295
 296SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 297SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 298
 299SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 300               5, 1, 1, wm_hubs_spkmix_tlv),
 301SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 302               4, 1, 1, wm_hubs_spkmix_tlv),
 303SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 304               3, 1, 1, wm_hubs_spkmix_tlv),
 305
 306SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 307               5, 1, 1, wm_hubs_spkmix_tlv),
 308SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 309               4, 1, 1, wm_hubs_spkmix_tlv),
 310SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 311               3, 1, 1, wm_hubs_spkmix_tlv),
 312
 313SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 314                 WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 315                 0, 3, 1, spkmixout_tlv),
 316SOC_DOUBLE_R_TLV("Speaker Volume",
 317                 WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 318                 0, 63, 0, outpga_tlv),
 319SOC_DOUBLE_R("Speaker Switch",
 320             WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 321             6, 1, 0),
 322SOC_DOUBLE_R("Speaker ZC Switch",
 323             WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 324             7, 1, 0),
 325SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
 326               spkboost_tlv),
 327SOC_ENUM("Speaker Reference", speaker_ref),
 328SOC_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},
 343SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 344             WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 345SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 346             WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 347
 348SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 349SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 350SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 351               line_tlv),
 352
 353SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 354SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 355SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 356               line_tlv),
 357};
 358
 359static 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
 400static 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
 453static 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
 478static const struct snd_kcontrol_new in1l_pga[] = {
 479SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 480SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 481};
 482
 483static const struct snd_kcontrol_new in1r_pga[] = {
 484SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 485SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 486};
 487
 488static const struct snd_kcontrol_new in2l_pga[] = {
 489SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 490SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 491};
 492
 493static const struct snd_kcontrol_new in2r_pga[] = {
 494SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 495SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 496};
 497
 498static const struct snd_kcontrol_new mixinl[] = {
 499SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 500SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 501};
 502
 503static const struct snd_kcontrol_new mixinr[] = {
 504SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 505SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 506};
 507
 508static const struct snd_kcontrol_new left_output_mixer[] = {
 509SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 510SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 511SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 512SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 513SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 514SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 515SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 516SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 517};
 518
 519static const struct snd_kcontrol_new right_output_mixer[] = {
 520SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 521SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 522SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 523SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 524SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 525SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 526SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 527SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 528};
 529
 530static const struct snd_kcontrol_new earpiece_mixer[] = {
 531SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 532SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 533SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 534};
 535
 536static const struct snd_kcontrol_new left_speaker_boost[] = {
 537SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 538SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 539SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 540};
 541
 542static const struct snd_kcontrol_new right_speaker_boost[] = {
 543SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 544SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 545SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 546};
 547
 548static const struct snd_kcontrol_new line1_mix[] = {
 549SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 550SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 551SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 552};
 553
 554static const struct snd_kcontrol_new line1n_mix[] = {
 555SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 556SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 557};
 558
 559static const struct snd_kcontrol_new line1p_mix[] = {
 560SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 561};
 562
 563static const struct snd_kcontrol_new line2_mix[] = {
 564SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 565SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 566SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 567};
 568
 569static const struct snd_kcontrol_new line2n_mix[] = {
 570SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 571SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 572};
 573
 574static const struct snd_kcontrol_new line2p_mix[] = {
 575SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 576};
 577
 578static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 579SND_SOC_DAPM_INPUT("IN1LN"),
 580SND_SOC_DAPM_INPUT("IN1LP"),
 581SND_SOC_DAPM_INPUT("IN2LN"),
 582SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 583SND_SOC_DAPM_INPUT("IN1RN"),
 584SND_SOC_DAPM_INPUT("IN1RP"),
 585SND_SOC_DAPM_INPUT("IN2RN"),
 586SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 587
 588SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 589SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 590
 591SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 592                   in1l_pga, ARRAY_SIZE(in1l_pga)),
 593SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 594                   in1r_pga, ARRAY_SIZE(in1r_pga)),
 595
 596SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 597                   in2l_pga, ARRAY_SIZE(in2l_pga)),
 598SND_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 */
 602SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 603
 604SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 605                   mixinl, ARRAY_SIZE(mixinl)),
 606SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 607                   mixinr, ARRAY_SIZE(mixinr)),
 608
 609SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 610                   left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 611SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 612                   right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 613
 614SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 615SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 616
 617SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event, 
 618                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 619SND_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
 623SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 624                   earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 625SND_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
 629SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 630                   left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 631SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 632                   right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 633
 634SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 635                 NULL, 0),
 636SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 637                 NULL, 0),
 638
 639SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 640                   line1_mix, ARRAY_SIZE(line1_mix)),
 641SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 642                   line2_mix, ARRAY_SIZE(line2_mix)),
 643
 644SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 645                   line1n_mix, ARRAY_SIZE(line1n_mix)),
 646SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 647                   line1p_mix, ARRAY_SIZE(line1p_mix)),
 648SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 649                   line2n_mix, ARRAY_SIZE(line2n_mix)),
 650SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 651                   line2p_mix, ARRAY_SIZE(line2p_mix)),
 652
 653SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 654                 NULL, 0),
 655SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 656                 NULL, 0),
 657SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 658                 NULL, 0),
 659SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 660                 NULL, 0),
 661
 662SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 663SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 664SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 665SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 666SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 667SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 668SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 669SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 670SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 671SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 672SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 673SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 674};
 675
 676static 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
 786static 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
 795static 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
 805static 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
 814static 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
 824int 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}
 860EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 861
 862int 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}
 890EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 891
 892int 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}
 931EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 932
 933MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 934MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 935MODULE_LICENSE("GPL");
 936