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 "wm8994.h"
  30 #include "wm_hubs.h"
  31
  32 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
  33 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
  34
  35 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
  36 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
  37 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
  38 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
  39 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
  40 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
  41 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
  42 static const unsigned int spkboost_tlv[] = {
  43         TLV_DB_RANGE_HEAD(7),
  44         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
  45         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
  46 };
  47 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
  48
  49 static const char *speaker_ref_text[] = {
  50         "SPKVDD/2",
  51         "VMID",
  52 };
  53
  54 static const struct soc_enum speaker_ref =
  55         SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
  56
  57 static const char *speaker_mode_text[] = {
  58         "Class D",
  59         "Class AB",
  60 };
  61
  62 static const struct soc_enum speaker_mode =
  63         SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
  64
  65 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
  66 {
  67         unsigned int reg;
  68         int count = 0;
  69         unsigned int val;
  70
  71         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
  72
  73         /* Trigger the command */
  74         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
  75
  76         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  77
  78         do {
  79                 count++;
  80                 msleep(100);
  81                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  82                 dev_dbg(codec->dev, "DC servo: %x\n", reg);
  83         } while (reg & op && count < 4);
  84
  85         if (reg & op)
  86                 dev_err(codec->dev, "Timed out waiting for DC Servo %x\n",
  87                         op);
  88 }
  89
  90 /*
  91  * Startup calibration of the DC servo
  92  */
  93 static void calibrate_dc_servo(struct snd_soc_codec *codec)
  94 {
  95         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
  96         s8 offset;
  97         u16 reg, reg_l, reg_r, dcs_cfg;
  98
  99         /* If we're using a digital only path and have a previously
 100          * callibrated DC servo offset stored then use that. */
 101         if (hubs->class_w && hubs->class_w_dcs) {
 102                 dev_dbg(codec->dev, "Using cached DC servo offset %x\n",
 103                         hubs->class_w_dcs);
 104                 snd_soc_write(codec, WM8993_DC_SERVO_3, hubs->class_w_dcs);
 105                 wait_for_dc_servo(codec,
 106                                   WM8993_DCS_TRIG_DAC_WR_0 |
 107                                   WM8993_DCS_TRIG_DAC_WR_1);
 108                 return;
 109         }
 110
 111         /* Devices not using a DCS code correction have startup mode */
 112         if (hubs->dcs_codes) {
 113                 /* Set for 32 series updates */
 114                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 115                                     WM8993_DCS_SERIES_NO_01_MASK,
 116                                     32 << WM8993_DCS_SERIES_NO_01_SHIFT);
 117                 wait_for_dc_servo(codec,
 118                                   WM8993_DCS_TRIG_SERIES_0 |
 119                                   WM8993_DCS_TRIG_SERIES_1);
 120         } else {
 121                 wait_for_dc_servo(codec,
 122                                   WM8993_DCS_TRIG_STARTUP_0 |
 123                                   WM8993_DCS_TRIG_STARTUP_1);
 124         }
 125
 126         /* Different chips in the family support different readback
 127          * methods.
 128          */
 129         switch (hubs->dcs_readback_mode) {
 130         case 0:
 131                 reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 132                         & WM8993_DCS_INTEG_CHAN_0_MASK;
 133                 reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 134                         & WM8993_DCS_INTEG_CHAN_1_MASK;
 135                 break;
 136         case 1:
 137                 reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 138                 reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 139                         >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 140                 reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 141                 break;
 142         default:
 143                 WARN(1, "Unknown DCS readback method\n");
 144                 break;
 145         }
 146
 147         dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
 148
 149         /* Apply correction to DC servo result */
 150         if (hubs->dcs_codes) {
 151                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 152                         hubs->dcs_codes);
 153
 154                 /* HPOUT1L */
 155                 offset = reg_l;
 156                 offset += hubs->dcs_codes;
 157                 dcs_cfg = (u8)offset << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 158
 159                 /* HPOUT1R */
 160                 offset = reg_r;
 161                 offset += hubs->dcs_codes;
 162                 dcs_cfg |= (u8)offset;
 163
 164                 dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
 165
 166                 /* Do it */
 167                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 168                 wait_for_dc_servo(codec,
 169                                   WM8993_DCS_TRIG_DAC_WR_0 |
 170                                   WM8993_DCS_TRIG_DAC_WR_1);
 171         } else {
 172                 dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 173                 dcs_cfg |= reg_r;
 174         }
 175
 176         /* Save the callibrated offset if we're in class W mode and
 177          * therefore don't have any analogue signal mixed in. */
 178         if (hubs->class_w)
 179                 hubs->class_w_dcs = dcs_cfg;
 180 }
 181
 182 /*
 183  * Update the DC servo calibration on gain changes
 184  */
 185 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 186                                struct snd_ctl_elem_value *ucontrol)
 187 {
 188         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 189         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 190         int ret;
 191
 192         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 193
 194         /* Updating the analogue gains invalidates the DC servo cache */
 195         hubs->class_w_dcs = 0;
 196
 197         /* If we're applying an offset correction then updating the
 198          * callibration would be likely to introduce further offsets. */
 199         if (hubs->dcs_codes)
 200                 return ret;
 201
 202         /* Only need to do this if the outputs are active */
 203         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 204             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 205                 snd_soc_update_bits(codec,
 206                                     WM8993_DC_SERVO_0,
 207                                     WM8993_DCS_TRIG_SINGLE_0 |
 208                                     WM8993_DCS_TRIG_SINGLE_1,
 209                                     WM8993_DCS_TRIG_SINGLE_0 |
 210                                     WM8993_DCS_TRIG_SINGLE_1);
 211
 212         return ret;
 213 }
 214
 215 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 216 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 217                inpga_tlv),
 218 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 219 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
 220
 221 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 222                inpga_tlv),
 223 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 224 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 6, 1, 0),
 225
 226
 227 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 228                inpga_tlv),
 229 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 230 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
 231
 232 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 233                inpga_tlv),
 234 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 235 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 6, 1, 0),
 236
 237 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 238                inmix_sw_tlv),
 239 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 240                inmix_sw_tlv),
 241 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 242                inmix_tlv),
 243 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 244 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 245                inmix_tlv),
 246
 247 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 248                inmix_sw_tlv),
 249 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 250                inmix_sw_tlv),
 251 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 252                inmix_tlv),
 253 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 254 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 255                inmix_tlv),
 256
 257 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 258                outmix_tlv),
 259 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 260                outmix_tlv),
 261 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 262                outmix_tlv),
 263 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 264                outmix_tlv),
 265 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 266                outmix_tlv),
 267 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 268                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 269 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 270                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 271 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 272                outmix_tlv),
 273
 274 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 275                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 276 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 277                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 278 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 279                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 280 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 281                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 282 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 283                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 284 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 285                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 286 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 287                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 288 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 289                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 290
 291 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 292                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 293 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 294              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 295 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 296              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 297
 298 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 299 SOC_SINGLE_TLV("HPOUT2 Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 300 SOC_DOUBLE_R_TLV("Earpiece Volume", WM8993_LEFT_OPGA_VOLUME,
 301                 WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 302
 303 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 304                5, 1, 1, wm_hubs_spkmix_tlv),
 305 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 306                4, 1, 1, wm_hubs_spkmix_tlv),
 307 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 308                3, 1, 1, wm_hubs_spkmix_tlv),
 309
 310 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 311                5, 1, 1, wm_hubs_spkmix_tlv),
 312 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 313                4, 1, 1, wm_hubs_spkmix_tlv),
 314 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 315                3, 1, 1, wm_hubs_spkmix_tlv),
 316
 317 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 318                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 319                  0, 3, 1, spkmixout_tlv),
 320 SOC_DOUBLE_R_TLV("Speaker Volume",
 321                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 322                  0, 63, 0, outpga_tlv),
 323 SOC_DOUBLE_R("Speaker Switch",
 324              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 325              6, 1, 0),
 326 SOC_DOUBLE_R("Speaker ZC Switch",
 327              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 328              7, 1, 0),
 329 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 3, 0, 7, 0,
 330                spkboost_tlv),
 331 SOC_ENUM("Speaker Reference", speaker_ref),
 332 SOC_ENUM("Speaker Mode", speaker_mode),
 333
 334 {
 335         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 336         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 337                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 338         .tlv.p = outpga_tlv,
 339         .info = snd_soc_info_volsw_2r,
 340         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 341         .private_value = (unsigned long)&(struct soc_mixer_control) {
 342                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 343                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 344                 .shift = 0, .max = 63
 345         },
 346 },
 347 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 348              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 349 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 350              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 351
 352 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 353 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 354 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 355                line_tlv),
 356
 357 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 358 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 359 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 360                line_tlv),
 361 };
 362
 363 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 364                            struct snd_kcontrol *kcontrol, int event)
 365 {
 366         struct snd_soc_codec *codec = w->codec;
 367         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 368
 369         switch (event) {
 370         case SND_SOC_DAPM_PRE_PMU:
 371                 switch (hubs->hp_startup_mode) {
 372                 case 0:
 373                         break;
 374                 case 1:
 375                         /* Enable the headphone amp */
 376                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 377                                             WM8993_HPOUT1L_ENA |
 378                                             WM8993_HPOUT1R_ENA,
 379                                             WM8993_HPOUT1L_ENA |
 380                                             WM8993_HPOUT1R_ENA);
 381
 382                         /* Enable the second stage */
 383                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 384                                             WM8993_HPOUT1L_DLY |
 385                                             WM8993_HPOUT1R_DLY,
 386                                             WM8993_HPOUT1L_DLY |
 387                                             WM8993_HPOUT1R_DLY);
 388                         break;
 389                 default:
 390                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 391                                 hubs->hp_startup_mode);
 392                         break;
 393                 }
 394
 395         case SND_SOC_DAPM_PRE_PMD:
 396                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 397                                     WM8993_CP_ENA, 0);
 398                 break;
 399         }
 400
 401         return 0;
 402 }
 403
 404 static int hp_event(struct snd_soc_dapm_widget *w,
 405                     struct snd_kcontrol *kcontrol, int event)
 406 {
 407         struct snd_soc_codec *codec = w->codec;
 408         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 409
 410         switch (event) {
 411         case SND_SOC_DAPM_POST_PMU:
 412                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 413                                     WM8993_CP_ENA, WM8993_CP_ENA);
 414
 415                 msleep(5);
 416
 417                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 418                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 419                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 420
 421                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 422                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 423
 424                 /* Smallest supported update interval */
 425                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 426                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 427
 428                 calibrate_dc_servo(codec);
 429
 430                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 431                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 432                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 433                 break;
 434
 435         case SND_SOC_DAPM_PRE_PMD:
 436                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 437                                     WM8993_HPOUT1L_OUTP |
 438                                     WM8993_HPOUT1R_OUTP |
 439                                     WM8993_HPOUT1L_RMV_SHORT |
 440                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 441
 442                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 443                                     WM8993_HPOUT1L_DLY |
 444                                     WM8993_HPOUT1R_DLY, 0);
 445
 446                 snd_soc_write(codec, WM8993_DC_SERVO_0, 0);
 447
 448                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 449                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 450                                     0);
 451                 break;
 452         }
 453
 454         return 0;
 455 }
 456
 457 static int earpiece_event(struct snd_soc_dapm_widget *w,
 458                           struct snd_kcontrol *control, int event)
 459 {
 460         struct snd_soc_codec *codec = w->codec;
 461         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 462
 463         switch (event) {
 464         case SND_SOC_DAPM_PRE_PMU:
 465                 reg |= WM8993_HPOUT2_IN_ENA;
 466                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 467                 udelay(50);
 468                 break;
 469
 470         case SND_SOC_DAPM_POST_PMD:
 471                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 472                 break;
 473
 474         default:
 475                 BUG();
 476                 break;
 477         }
 478
 479         return 0;
 480 }
 481
 482 static const struct snd_kcontrol_new in1l_pga[] = {
 483 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 484 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 485 };
 486
 487 static const struct snd_kcontrol_new in1r_pga[] = {
 488 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 489 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 490 };
 491
 492 static const struct snd_kcontrol_new in2l_pga[] = {
 493 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 494 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 495 };
 496
 497 static const struct snd_kcontrol_new in2r_pga[] = {
 498 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 499 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 500 };
 501
 502 static const struct snd_kcontrol_new mixinl[] = {
 503 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 504 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 505 };
 506
 507 static const struct snd_kcontrol_new mixinr[] = {
 508 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 509 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 510 };
 511
 512 static const struct snd_kcontrol_new left_output_mixer[] = {
 513 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 514 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 515 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 516 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 517 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 518 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 519 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 520 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 521 };
 522
 523 static const struct snd_kcontrol_new right_output_mixer[] = {
 524 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 525 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 526 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 527 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 528 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 529 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 530 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 531 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 532 };
 533
 534 static const struct snd_kcontrol_new earpiece_mixer[] = {
 535 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 536 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 537 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 538 };
 539
 540 static const struct snd_kcontrol_new left_speaker_boost[] = {
 541 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 542 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 543 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 544 };
 545
 546 static const struct snd_kcontrol_new right_speaker_boost[] = {
 547 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 548 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 549 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 550 };
 551
 552 static const struct snd_kcontrol_new line1_mix[] = {
 553 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 554 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 555 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 556 };
 557
 558 static const struct snd_kcontrol_new line1n_mix[] = {
 559 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 560 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 561 };
 562
 563 static const struct snd_kcontrol_new line1p_mix[] = {
 564 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 565 };
 566
 567 static const struct snd_kcontrol_new line2_mix[] = {
 568 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 569 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 570 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 571 };
 572
 573 static const struct snd_kcontrol_new line2n_mix[] = {
 574 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 575 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 576 };
 577
 578 static const struct snd_kcontrol_new line2p_mix[] = {
 579 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 580 };
 581
 582 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 583 SND_SOC_DAPM_INPUT("IN1LN"),
 584 SND_SOC_DAPM_INPUT("IN1LP"),
 585 SND_SOC_DAPM_INPUT("IN2LN"),
 586 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 587 SND_SOC_DAPM_INPUT("IN1RN"),
 588 SND_SOC_DAPM_INPUT("IN1RP"),
 589 SND_SOC_DAPM_INPUT("IN2RN"),
 590 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 591
 592 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 593 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 594
 595 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 596                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 597 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 598                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 599
 600 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 601                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 602 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 603                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 604
 605 /* Dummy widgets to represent differential paths */
 606 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 607
 608 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 609                    mixinl, ARRAY_SIZE(mixinl)),
 610 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 611                    mixinr, ARRAY_SIZE(mixinr)),
 612
 613 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 614                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 615 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 616                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 617
 618 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 619 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 620
 621 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 622                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 623 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 624                    NULL, 0,
 625                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 626
 627 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 628                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 629 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 630                    NULL, 0, earpiece_event,
 631                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 632
 633 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 634                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 635 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 636                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 637
 638 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 639                  NULL, 0),
 640 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 641                  NULL, 0),
 642
 643 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 644                    line1_mix, ARRAY_SIZE(line1_mix)),
 645 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 646                    line2_mix, ARRAY_SIZE(line2_mix)),
 647
 648 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 649                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 650 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 651                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 652 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 653                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 654 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 655                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 656
 657 //SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 658 //               NULL, 0),
 659 //SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 660 //               NULL, 0),
 661 SND_SOC_DAPM_PGA_E("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 662                  NULL, 0,
 663                  lineout_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 664 SND_SOC_DAPM_PGA_E("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 665                  NULL, 0,
 666                  lineout_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 667
 668 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 669                  NULL, 0),
 670 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 671                  NULL, 0),
 672
 673 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 674 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 675 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 676 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 677 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 678 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 679 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 680 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 681 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 682 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 683 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 684 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 685 };
 686
 687 static const struct snd_soc_dapm_route analogue_routes[] = {
 688         { "MICBIAS1", NULL, "CLK_SYS" },
 689         { "MICBIAS2", NULL, "CLK_SYS" },
 690
 691         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 692         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 693
 694         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 695         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 696
 697         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
 698         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 699
 700         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
 701         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 702
 703         { "Direct Voice", NULL, "IN2LP:VXRN" },
 704         { "Direct Voice", NULL, "IN2RP:VXRP" },
 705
 706         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 707         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 708         { "MIXINL", NULL, "Direct Voice" },
 709         { "MIXINL", NULL, "IN1LP" },
 710         { "MIXINL", NULL, "Left Output Mixer" },
 711
 712         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 713         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 714         { "MIXINR", NULL, "Direct Voice" },
 715         { "MIXINR", NULL, "IN1RP" },
 716         { "MIXINR", NULL, "Right Output Mixer" },
 717
 718         { "ADCL", NULL, "MIXINL" },
 719         { "ADCR", NULL, "MIXINR" },
 720
 721         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 722         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 723         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 724         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 725         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
 726         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 727         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 728
 729         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 730         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 731         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 732         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 733         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
 734         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 735         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 736
 737         { "Left Output PGA", NULL, "Left Output Mixer" },
 738         { "Left Output PGA", NULL, "TOCLK" },
 739
 740         { "Right Output PGA", NULL, "Right Output Mixer" },
 741         { "Right Output PGA", NULL, "TOCLK" },
 742
 743         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 744         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 745         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 746
 747         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 748         { "HPOUT2N", NULL, "Earpiece Driver" },
 749         { "HPOUT2P", NULL, "Earpiece Driver" },
 750
 751         { "SPKL", "Input Switch", "MIXINL" },
 752         { "SPKL", "IN1LP Switch", "IN1LP" },
 753         { "SPKL", "Output Switch", "Left Output PGA" },
 754         { "SPKL", NULL, "TOCLK" },
 755
 756         { "SPKR", "Input Switch", "MIXINR" },
 757         { "SPKR", "IN1RP Switch", "IN1RP" },
 758         { "SPKR", "Output Switch", "Right Output PGA" },
 759         { "SPKR", NULL, "TOCLK" },
 760
 761         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 762         { "SPKL Boost", "SPKL Switch", "SPKL" },
 763         { "SPKL Boost", "SPKR Switch", "SPKR" },
 764
 765         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 766         { "SPKR Boost", "SPKR Switch", "SPKR" },
 767         { "SPKR Boost", "SPKL Switch", "SPKL" },
 768
 769         { "SPKL Driver", NULL, "SPKL Boost" },
 770         { "SPKL Driver", NULL, "CLK_SYS" },
 771
 772         { "SPKR Driver", NULL, "SPKR Boost" },
 773         { "SPKR Driver", NULL, "CLK_SYS" },
 774
 775         { "SPKOUTLP", NULL, "SPKL Driver" },
 776         { "SPKOUTLN", NULL, "SPKL Driver" },
 777         { "SPKOUTRP", NULL, "SPKR Driver" },
 778         { "SPKOUTRN", NULL, "SPKR Driver" },
 779
 780         { "Left Headphone Mux", "Mixer", "Left Output PGA" },
 781         { "Right Headphone Mux", "Mixer", "Right Output PGA" },
 782
 783         { "Headphone PGA", NULL, "Left Headphone Mux" },
 784         { "Headphone PGA", NULL, "Right Headphone Mux" },
 785         { "Headphone PGA", NULL, "CLK_SYS" },
 786         { "Headphone PGA", NULL, "Headphone Supply" },
 787
 788         { "HPOUT1L", NULL, "Headphone PGA" },
 789         { "HPOUT1R", NULL, "Headphone PGA" },
 790
 791         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 792         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 793         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 794         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 795 };
 796
 797 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 798         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 799         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 800         { "LINEOUT1 Mixer", "Output Switch", "Left Output PGA" },
 801
 802         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 803         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 804 };
 805
 806 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 807         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output PGA" },
 808         { "LINEOUT1N Mixer", "Right Output Switch", "Right Output PGA" },
 809
 810         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output PGA" },
 811
 812         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 813         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 814 };
 815
 816 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 817         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 818         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 819         { "LINEOUT2 Mixer", "Output Switch", "Right Output PGA" },
 820
 821         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 822         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 823 };
 824
 825 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 826         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output PGA" },
 827         { "LINEOUT2N Mixer", "Right Output Switch", "Right Output PGA" },
 828
 829         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output PGA" },
 830
 831         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 832         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 833 };
 834
 835 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 836 {
 837         struct snd_soc_dapm_context *dapm = &codec->dapm;
 838
 839         /* Latch volume update bits & default ZC on */
 840         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 841                             WM8993_IN1_VU, WM8993_IN1_VU);
 842         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 843                             WM8993_IN1_VU, WM8993_IN1_VU);
 844         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 845                             WM8993_IN2_VU, WM8993_IN2_VU);
 846         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 847                             WM8993_IN2_VU, WM8993_IN2_VU);
 848
 849         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_LEFT,
 850                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 851         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 852                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 853
 854         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 855                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC,
 856                             WM8993_HPOUT1_VU | WM8993_HPOUT1L_ZC);
 857         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 858                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 859                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 860
 861         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 862                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU,
 863                             WM8993_MIXOUTL_ZC | WM8993_MIXOUT_VU);
 864         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 865                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 866                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 867
 868         snd_soc_add_controls(codec, analogue_snd_controls,
 869                              ARRAY_SIZE(analogue_snd_controls));
 870
 871         snd_soc_dapm_new_controls(dapm, analogue_dapm_widgets,
 872                                   ARRAY_SIZE(analogue_dapm_widgets));
 873         return 0;
 874 }
 875 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 876
 877 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 878                                 int lineout1_diff, int lineout2_diff)
 879 {
 880         struct snd_soc_dapm_context *dapm = &codec->dapm;
 881
 882         snd_soc_dapm_add_routes(dapm, analogue_routes,
 883                                 ARRAY_SIZE(analogue_routes));
 884
 885         if (lineout1_diff)
 886                 snd_soc_dapm_add_routes(dapm,
 887                                         lineout1_diff_routes,
 888                                         ARRAY_SIZE(lineout1_diff_routes));
 889         else
 890                 snd_soc_dapm_add_routes(dapm,
 891                                         lineout1_se_routes,
 892                                         ARRAY_SIZE(lineout1_se_routes));
 893
 894         if (lineout2_diff)
 895                 snd_soc_dapm_add_routes(dapm,
 896                                         lineout2_diff_routes,
 897                                         ARRAY_SIZE(lineout2_diff_routes));
 898         else
 899                 snd_soc_dapm_add_routes(dapm,
 900                                         lineout2_se_routes,
 901                                         ARRAY_SIZE(lineout2_se_routes));
 902
 903         return 0;
 904 }
 905 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 906
 907 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
 908                                   int lineout1_diff, int lineout2_diff,
 909                                   int lineout1fb, int lineout2fb,
 910                                   int jd_scthr, int jd_thr, int micbias1_lvl,
 911                                   int micbias2_lvl)
 912 {
 913         if (!lineout1_diff)
 914                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
 915                                     WM8993_LINEOUT1_MODE,
 916                                     WM8993_LINEOUT1_MODE);
 917         if (!lineout2_diff)
 918                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
 919                                     WM8993_LINEOUT2_MODE,
 920                                     WM8993_LINEOUT2_MODE);
 921
 922         /* If the line outputs are differential then we aren't presenting
 923          * VMID as an output and can disable it.
 924          */
 925         if (lineout1_diff && lineout2_diff)
 926                 codec->dapm.idle_bias_off = 1;
 927
 928         if (lineout1fb)
 929                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 930                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
 931
 932         if (lineout2fb)
 933                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 934                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
 935
 936         snd_soc_update_bits(codec, WM8993_MICBIAS,
 937                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
 938                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
 939                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
 940                             jd_thr << WM8993_JD_THR_SHIFT |
 941                             micbias1_lvl |
 942                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
 943
 944         return 0;
 945 }
 946 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 947
 948 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 949 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 950 MODULE_LICENSE("GPL");