sound/soc/codecs/wm_hubs.c

   1 /*
   2  * wm_hubs.c  --  WM8993/4 common code
   3  *
   4  * Copyright 2009 Wolfson Microelectronics plc
   5  *
   6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   7  *
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include <linux/module.h>
  15 #include <linux/moduleparam.h>
  16 #include <linux/init.h>
  17 #include <linux/delay.h>
  18 #include <linux/pm.h>
  19 #include <linux/i2c.h>
  20 #include <linux/platform_device.h>
  21 #include <sound/core.h>
  22 #include <sound/pcm.h>
  23 #include <sound/pcm_params.h>
  24 #include <sound/soc.h>
  25 #include <sound/soc-dapm.h>
  26 #include <sound/initval.h>
  27 #include <sound/tlv.h>
  28
  29 #include "wm8993.h"
  30 #include "wm_hubs.h"
  31
  32 const DECLARE_TLV_DB_SCALE(wm_hubs_spkmix_tlv, -300, 300, 0);
  33 EXPORT_SYMBOL_GPL(wm_hubs_spkmix_tlv);
  34
  35 static const DECLARE_TLV_DB_SCALE(inpga_tlv, -1650, 150, 0);
  36 static const DECLARE_TLV_DB_SCALE(inmix_sw_tlv, 0, 3000, 0);
  37 static const DECLARE_TLV_DB_SCALE(inmix_tlv, -1500, 300, 1);
  38 static const DECLARE_TLV_DB_SCALE(earpiece_tlv, -600, 600, 0);
  39 static const DECLARE_TLV_DB_SCALE(outmix_tlv, -2100, 300, 0);
  40 static const DECLARE_TLV_DB_SCALE(spkmixout_tlv, -1800, 600, 1);
  41 static const DECLARE_TLV_DB_SCALE(outpga_tlv, -5700, 100, 0);
  42 static const unsigned int spkboost_tlv[] = {
  43         TLV_DB_RANGE_HEAD(7),
  44         0, 6, TLV_DB_SCALE_ITEM(0, 150, 0),
  45         7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0),
  46 };
  47 static const DECLARE_TLV_DB_SCALE(line_tlv, -600, 600, 0);
  48
  49 static const char *speaker_ref_text[] = {
  50         "SPKVDD/2",
  51         "VMID",
  52 };
  53
  54 static const struct soc_enum speaker_ref =
  55         SOC_ENUM_SINGLE(WM8993_SPEAKER_MIXER, 8, 2, speaker_ref_text);
  56
  57 static const char *speaker_mode_text[] = {
  58         "Class D",
  59         "Class AB",
  60 };
  61
  62 static const struct soc_enum speaker_mode =
  63         SOC_ENUM_SINGLE(WM8993_SPKMIXR_ATTENUATION, 8, 2, speaker_mode_text);
  64
  65 static void wait_for_dc_servo(struct snd_soc_codec *codec, unsigned int op)
  66 {
  67         unsigned int reg;
  68         int count = 0;
  69         unsigned int val;
  70
  71         val = op | WM8993_DCS_ENA_CHAN_0 | WM8993_DCS_ENA_CHAN_1;
  72
  73         /* Trigger the command */
  74         snd_soc_write(codec, WM8993_DC_SERVO_0, val);
  75
  76         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  77
  78         do {
  79                 count++;
  80                 msleep(1);
  81                 reg = snd_soc_read(codec, WM8993_DC_SERVO_0);
  82                 dev_dbg(codec->dev, "DC servo: %x\n", reg);
  83         } while (reg & op && count < 400);
  84
  85         if (reg & op)
  86                 dev_err(codec->dev, "Timed out waiting for DC Servo\n");
  87 }
  88
  89 /*
  90  * Startup calibration of the DC servo
  91  */
  92 static void calibrate_dc_servo(struct snd_soc_codec *codec)
  93 {
  94         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
  95         u16 reg, reg_l, reg_r, dcs_cfg;
  96
  97         /* Set for 32 series updates */
  98         snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
  99                             WM8993_DCS_SERIES_NO_01_MASK,
 100                             32 << WM8993_DCS_SERIES_NO_01_SHIFT);
 101         wait_for_dc_servo(codec,
 102                           WM8993_DCS_TRIG_SERIES_0 | WM8993_DCS_TRIG_SERIES_1);
 103
 104         /* Apply correction to DC servo result */
 105         if (hubs->dcs_codes) {
 106                 dev_dbg(codec->dev, "Applying %d code DC servo correction\n",
 107                         hubs->dcs_codes);
 108
 109                 /* Different chips in the family support different
 110                  * readback methods.
 111                  */
 112                 switch (hubs->dcs_readback_mode) {
 113                 case 0:
 114                         reg_l = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_1)
 115                                 & WM8993_DCS_INTEG_CHAN_0_MASK;;
 116                         reg_r = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_2)
 117                                 & WM8993_DCS_INTEG_CHAN_1_MASK;
 118                         break;
 119                 case 1:
 120                         reg = snd_soc_read(codec, WM8993_DC_SERVO_3);
 121                         reg_l = (reg & WM8993_DCS_DAC_WR_VAL_1_MASK)
 122                                 >> WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 123                         reg_r = reg & WM8993_DCS_DAC_WR_VAL_0_MASK;
 124                         break;
 125                 default:
 126                         WARN(1, "Unknown DCS readback method");
 127                         break;
 128                 }
 129
 130                 dev_dbg(codec->dev, "DCS input: %x %x\n", reg_l, reg_r);
 131
 132                 /* HPOUT1L */
 133                 if (reg_l + hubs->dcs_codes > 0 &&
 134                     reg_l + hubs->dcs_codes < 0xff)
 135                         reg_l += hubs->dcs_codes;
 136                 dcs_cfg = reg_l << WM8993_DCS_DAC_WR_VAL_1_SHIFT;
 137
 138                 /* HPOUT1R */
 139                 if (reg_r + hubs->dcs_codes > 0 &&
 140                     reg_r + hubs->dcs_codes < 0xff)
 141                         reg_r += hubs->dcs_codes;
 142                 dcs_cfg |= reg_r;
 143
 144                 dev_dbg(codec->dev, "DCS result: %x\n", dcs_cfg);
 145
 146                 /* Do it */
 147                 snd_soc_write(codec, WM8993_DC_SERVO_3, dcs_cfg);
 148                 wait_for_dc_servo(codec,
 149                                   WM8993_DCS_TRIG_DAC_WR_0 |
 150                                   WM8993_DCS_TRIG_DAC_WR_1);
 151         }
 152 }
 153
 154 /*
 155  * Update the DC servo calibration on gain changes
 156  */
 157 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
 158                                struct snd_ctl_elem_value *ucontrol)
 159 {
 160         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 161         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 162         int ret;
 163
 164         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
 165
 166         /* If we're applying an offset correction then updating the
 167          * callibration would be likely to introduce further offsets. */
 168         if (hubs->dcs_codes)
 169                 return ret;
 170
 171         /* Only need to do this if the outputs are active */
 172         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
 173             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
 174                 snd_soc_update_bits(codec,
 175                                     WM8993_DC_SERVO_0,
 176                                     WM8993_DCS_TRIG_SINGLE_0 |
 177                                     WM8993_DCS_TRIG_SINGLE_1,
 178                                     WM8993_DCS_TRIG_SINGLE_0 |
 179                                     WM8993_DCS_TRIG_SINGLE_1);
 180
 181         return ret;
 182 }
 183
 184 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 185 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 186                inpga_tlv),
 187 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 188 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 189
 190 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 191                inpga_tlv),
 192 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 193 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 194
 195
 196 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 197                inpga_tlv),
 198 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 199 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 200
 201 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 202                inpga_tlv),
 203 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 204 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 205
 206 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 207                inmix_sw_tlv),
 208 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 209                inmix_sw_tlv),
 210 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 211                inmix_tlv),
 212 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 213 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 214                inmix_tlv),
 215
 216 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 217                inmix_sw_tlv),
 218 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 219                inmix_sw_tlv),
 220 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 221                inmix_tlv),
 222 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 223 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 224                inmix_tlv),
 225
 226 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 227                outmix_tlv),
 228 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 229                outmix_tlv),
 230 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 231                outmix_tlv),
 232 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 233                outmix_tlv),
 234 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 235                outmix_tlv),
 236 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 237                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 238 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 239                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 240 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 241                outmix_tlv),
 242
 243 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 244                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 245 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 246                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 247 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 248                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 249 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 250                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 251 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 252                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 253 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 254                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 255 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 256                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 257 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 258                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 259
 260 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 261                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 262 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 263              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 264 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 265              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 266
 267 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 268 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 269
 270 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 271                5, 1, 1, wm_hubs_spkmix_tlv),
 272 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 273                4, 1, 1, wm_hubs_spkmix_tlv),
 274 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 275                3, 1, 1, wm_hubs_spkmix_tlv),
 276
 277 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 278                5, 1, 1, wm_hubs_spkmix_tlv),
 279 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 280                4, 1, 1, wm_hubs_spkmix_tlv),
 281 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 282                3, 1, 1, wm_hubs_spkmix_tlv),
 283
 284 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 285                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 286                  0, 3, 1, spkmixout_tlv),
 287 SOC_DOUBLE_R_TLV("Speaker Volume",
 288                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 289                  0, 63, 0, outpga_tlv),
 290 SOC_DOUBLE_R("Speaker Switch",
 291              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 292              6, 1, 0),
 293 SOC_DOUBLE_R("Speaker ZC Switch",
 294              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 295              7, 1, 0),
 296 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 0, 3, 7, 0,
 297                spkboost_tlv),
 298 SOC_ENUM("Speaker Reference", speaker_ref),
 299 SOC_ENUM("Speaker Mode", speaker_mode),
 300
 301 {
 302         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 303         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 304                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 305         .tlv.p = outpga_tlv,
 306         .info = snd_soc_info_volsw_2r,
 307         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 308         .private_value = (unsigned long)&(struct soc_mixer_control) {
 309                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 310                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 311                 .shift = 0, .max = 63
 312         },
 313 },
 314 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 315              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 316 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 317              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 318
 319 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 320 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 321 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 322                line_tlv),
 323
 324 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 325 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 326 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 327                line_tlv),
 328 };
 329
 330 static int hp_supply_event(struct snd_soc_dapm_widget *w,
 331                            struct snd_kcontrol *kcontrol, int event)
 332 {
 333         struct snd_soc_codec *codec = w->codec;
 334         struct wm_hubs_data *hubs = snd_soc_codec_get_drvdata(codec);
 335
 336         switch (event) {
 337         case SND_SOC_DAPM_PRE_PMU:
 338                 switch (hubs->hp_startup_mode) {
 339                 case 0:
 340                         break;
 341                 case 1:
 342                         /* Enable the headphone amp */
 343                         snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 344                                             WM8993_HPOUT1L_ENA |
 345                                             WM8993_HPOUT1R_ENA,
 346                                             WM8993_HPOUT1L_ENA |
 347                                             WM8993_HPOUT1R_ENA);
 348
 349                         /* Enable the second stage */
 350                         snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 351                                             WM8993_HPOUT1L_DLY |
 352                                             WM8993_HPOUT1R_DLY,
 353                                             WM8993_HPOUT1L_DLY |
 354                                             WM8993_HPOUT1R_DLY);
 355                         break;
 356                 default:
 357                         dev_err(codec->dev, "Unknown HP startup mode %d\n",
 358                                 hubs->hp_startup_mode);
 359                         break;
 360                 }
 361
 362         case SND_SOC_DAPM_PRE_PMD:
 363                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 364                                     WM8993_CP_ENA, 0);
 365                 break;
 366         }
 367
 368         return 0;
 369 }
 370
 371 static int hp_event(struct snd_soc_dapm_widget *w,
 372                     struct snd_kcontrol *kcontrol, int event)
 373 {
 374         struct snd_soc_codec *codec = w->codec;
 375         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 376
 377         switch (event) {
 378         case SND_SOC_DAPM_POST_PMU:
 379                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 380                                     WM8993_CP_ENA, WM8993_CP_ENA);
 381
 382                 msleep(5);
 383
 384                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 385                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 386                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 387
 388                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 389                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 390
 391                 /* Smallest supported update interval */
 392                 snd_soc_update_bits(codec, WM8993_DC_SERVO_1,
 393                                     WM8993_DCS_TIMER_PERIOD_01_MASK, 1);
 394
 395                 calibrate_dc_servo(codec);
 396
 397                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 398                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 399                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 400                 break;
 401
 402         case SND_SOC_DAPM_PRE_PMD:
 403                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 404                                     WM8993_HPOUT1L_OUTP |
 405                                     WM8993_HPOUT1R_OUTP |
 406                                     WM8993_HPOUT1L_RMV_SHORT |
 407                                     WM8993_HPOUT1R_RMV_SHORT, 0);
 408
 409                 snd_soc_update_bits(codec, WM8993_ANALOGUE_HP_0,
 410                                     WM8993_HPOUT1L_DLY |
 411                                     WM8993_HPOUT1R_DLY, 0);
 412
 413                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 414                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 415                                     0);
 416                 break;
 417         }
 418
 419         return 0;
 420 }
 421
 422 static int earpiece_event(struct snd_soc_dapm_widget *w,
 423                           struct snd_kcontrol *control, int event)
 424 {
 425         struct snd_soc_codec *codec = w->codec;
 426         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 427
 428         switch (event) {
 429         case SND_SOC_DAPM_PRE_PMU:
 430                 reg |= WM8993_HPOUT2_IN_ENA;
 431                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 432                 udelay(50);
 433                 break;
 434
 435         case SND_SOC_DAPM_POST_PMD:
 436                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 437                 break;
 438
 439         default:
 440                 BUG();
 441                 break;
 442         }
 443
 444         return 0;
 445 }
 446
 447 static const struct snd_kcontrol_new in1l_pga[] = {
 448 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 449 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 450 };
 451
 452 static const struct snd_kcontrol_new in1r_pga[] = {
 453 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 454 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 455 };
 456
 457 static const struct snd_kcontrol_new in2l_pga[] = {
 458 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 459 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 460 };
 461
 462 static const struct snd_kcontrol_new in2r_pga[] = {
 463 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 464 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 465 };
 466
 467 static const struct snd_kcontrol_new mixinl[] = {
 468 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 469 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 470 };
 471
 472 static const struct snd_kcontrol_new mixinr[] = {
 473 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 474 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 475 };
 476
 477 static const struct snd_kcontrol_new left_output_mixer[] = {
 478 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 479 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 480 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 481 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 482 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 483 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 484 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 485 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 486 };
 487
 488 static const struct snd_kcontrol_new right_output_mixer[] = {
 489 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 490 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 491 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 492 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 493 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 494 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 495 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 496 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 497 };
 498
 499 static const struct snd_kcontrol_new earpiece_mixer[] = {
 500 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 501 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 502 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 503 };
 504
 505 static const struct snd_kcontrol_new left_speaker_boost[] = {
 506 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 507 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 508 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 509 };
 510
 511 static const struct snd_kcontrol_new right_speaker_boost[] = {
 512 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 513 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 514 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 515 };
 516
 517 static const struct snd_kcontrol_new line1_mix[] = {
 518 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 519 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 520 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 521 };
 522
 523 static const struct snd_kcontrol_new line1n_mix[] = {
 524 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 525 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 526 };
 527
 528 static const struct snd_kcontrol_new line1p_mix[] = {
 529 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 530 };
 531
 532 static const struct snd_kcontrol_new line2_mix[] = {
 533 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 534 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 535 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 536 };
 537
 538 static const struct snd_kcontrol_new line2n_mix[] = {
 539 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 540 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 541 };
 542
 543 static const struct snd_kcontrol_new line2p_mix[] = {
 544 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 545 };
 546
 547 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 548 SND_SOC_DAPM_INPUT("IN1LN"),
 549 SND_SOC_DAPM_INPUT("IN1LP"),
 550 SND_SOC_DAPM_INPUT("IN2LN"),
 551 SND_SOC_DAPM_INPUT("IN2LP:VXRN"),
 552 SND_SOC_DAPM_INPUT("IN1RN"),
 553 SND_SOC_DAPM_INPUT("IN1RP"),
 554 SND_SOC_DAPM_INPUT("IN2RN"),
 555 SND_SOC_DAPM_INPUT("IN2RP:VXRP"),
 556
 557 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 558 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 559
 560 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 561                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 562 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 563                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 564
 565 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 566                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 567 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 568                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 569
 570 /* Dummy widgets to represent differential paths */
 571 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 572
 573 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 574                    mixinl, ARRAY_SIZE(mixinl)),
 575 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 576                    mixinr, ARRAY_SIZE(mixinr)),
 577
 578 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 579                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 580 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 581                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 582
 583 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 584 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 585
 586 SND_SOC_DAPM_SUPPLY("Headphone Supply", SND_SOC_NOPM, 0, 0, hp_supply_event,
 587                     SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 588 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 589                    NULL, 0,
 590                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 591
 592 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 593                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 594 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 595                    NULL, 0, earpiece_event,
 596                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 597
 598 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 599                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 600 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 601                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 602
 603 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 604                  NULL, 0),
 605 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 606                  NULL, 0),
 607
 608 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 609                    line1_mix, ARRAY_SIZE(line1_mix)),
 610 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 611                    line2_mix, ARRAY_SIZE(line2_mix)),
 612
 613 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 614                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 615 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 616                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 617 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 618                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 619 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 620                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 621
 622 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 623                  NULL, 0),
 624 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 625                  NULL, 0),
 626 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 627                  NULL, 0),
 628 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 629                  NULL, 0),
 630
 631 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 632 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 633 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 634 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 635 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 636 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 637 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 638 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 639 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 640 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 641 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 642 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 643 };
 644
 645 static const struct snd_soc_dapm_route analogue_routes[] = {
 646         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 647         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 648
 649         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 650         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 651
 652         { "IN2L PGA", "IN2LP Switch", "IN2LP:VXRN" },
 653         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 654
 655         { "IN2R PGA", "IN2RP Switch", "IN2RP:VXRP" },
 656         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 657
 658         { "Direct Voice", NULL, "IN2LP:VXRN" },
 659         { "Direct Voice", NULL, "IN2RP:VXRP" },
 660
 661         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 662         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 663         { "MIXINL", NULL, "Direct Voice" },
 664         { "MIXINL", NULL, "IN1LP" },
 665         { "MIXINL", NULL, "Left Output Mixer" },
 666
 667         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 668         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 669         { "MIXINR", NULL, "Direct Voice" },
 670         { "MIXINR", NULL, "IN1RP" },
 671         { "MIXINR", NULL, "Right Output Mixer" },
 672
 673         { "ADCL", NULL, "MIXINL" },
 674         { "ADCR", NULL, "MIXINR" },
 675
 676         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 677         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 678         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 679         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 680         { "Left Output Mixer", "IN2LP Switch", "IN2LP:VXRN" },
 681         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 682         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 683
 684         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 685         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 686         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 687         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 688         { "Right Output Mixer", "IN2RP Switch", "IN2RP:VXRP" },
 689         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 690         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 691
 692         { "Left Output PGA", NULL, "Left Output Mixer" },
 693         { "Left Output PGA", NULL, "TOCLK" },
 694
 695         { "Right Output PGA", NULL, "Right Output Mixer" },
 696         { "Right Output PGA", NULL, "TOCLK" },
 697
 698         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 699         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 700         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 701
 702         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 703         { "HPOUT2N", NULL, "Earpiece Driver" },
 704         { "HPOUT2P", NULL, "Earpiece Driver" },
 705
 706         { "SPKL", "Input Switch", "MIXINL" },
 707         { "SPKL", "IN1LP Switch", "IN1LP" },
 708         { "SPKL", "Output Switch", "Left Output Mixer" },
 709         { "SPKL", NULL, "TOCLK" },
 710
 711         { "SPKR", "Input Switch", "MIXINR" },
 712         { "SPKR", "IN1RP Switch", "IN1RP" },
 713         { "SPKR", "Output Switch", "Right Output Mixer" },
 714         { "SPKR", NULL, "TOCLK" },
 715
 716         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 717         { "SPKL Boost", "SPKL Switch", "SPKL" },
 718         { "SPKL Boost", "SPKR Switch", "SPKR" },
 719
 720         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 721         { "SPKR Boost", "SPKR Switch", "SPKR" },
 722         { "SPKR Boost", "SPKL Switch", "SPKL" },
 723
 724         { "SPKL Driver", NULL, "SPKL Boost" },
 725         { "SPKL Driver", NULL, "CLK_SYS" },
 726
 727         { "SPKR Driver", NULL, "SPKR Boost" },
 728         { "SPKR Driver", NULL, "CLK_SYS" },
 729
 730         { "SPKOUTLP", NULL, "SPKL Driver" },
 731         { "SPKOUTLN", NULL, "SPKL Driver" },
 732         { "SPKOUTRP", NULL, "SPKR Driver" },
 733         { "SPKOUTRN", NULL, "SPKR Driver" },
 734
 735         { "Left Headphone Mux", "Mixer", "Left Output Mixer" },
 736         { "Right Headphone Mux", "Mixer", "Right Output Mixer" },
 737
 738         { "Headphone PGA", NULL, "Left Headphone Mux" },
 739         { "Headphone PGA", NULL, "Right Headphone Mux" },
 740         { "Headphone PGA", NULL, "CLK_SYS" },
 741         { "Headphone PGA", NULL, "Headphone Supply" },
 742
 743         { "HPOUT1L", NULL, "Headphone PGA" },
 744         { "HPOUT1R", NULL, "Headphone PGA" },
 745
 746         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 747         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 748         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 749         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 750 };
 751
 752 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 753         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 754         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 755         { "LINEOUT1 Mixer", "Output Switch", "Left Output Mixer" },
 756
 757         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 758         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 759 };
 760
 761 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 762         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output Mixer" },
 763         { "LINEOUT1N Mixer", "Right Output Switch", "Left Output Mixer" },
 764
 765         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output Mixer" },
 766
 767         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 768         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 769 };
 770
 771 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 772         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 773         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 774         { "LINEOUT2 Mixer", "Output Switch", "Right Output Mixer" },
 775
 776         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 777         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 778 };
 779
 780 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 781         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output Mixer" },
 782         { "LINEOUT2N Mixer", "Right Output Switch", "Left Output Mixer" },
 783
 784         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output Mixer" },
 785
 786         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 787         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 788 };
 789
 790 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 791 {
 792         /* Latch volume update bits & default ZC on */
 793         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 794                             WM8993_IN1_VU, WM8993_IN1_VU);
 795         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 796                             WM8993_IN1_VU, WM8993_IN1_VU);
 797         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 798                             WM8993_IN2_VU, WM8993_IN2_VU);
 799         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 800                             WM8993_IN2_VU, WM8993_IN2_VU);
 801
 802         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 803                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 804
 805         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 806                             WM8993_HPOUT1L_ZC, WM8993_HPOUT1L_ZC);
 807         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 808                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 809                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 810
 811         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 812                             WM8993_MIXOUTL_ZC, WM8993_MIXOUTL_ZC);
 813         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 814                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 815                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 816
 817         snd_soc_add_controls(codec, analogue_snd_controls,
 818                              ARRAY_SIZE(analogue_snd_controls));
 819
 820         snd_soc_dapm_new_controls(codec, analogue_dapm_widgets,
 821                                   ARRAY_SIZE(analogue_dapm_widgets));
 822         return 0;
 823 }
 824 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 825
 826 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 827                                 int lineout1_diff, int lineout2_diff)
 828 {
 829         snd_soc_dapm_add_routes(codec, analogue_routes,
 830                                 ARRAY_SIZE(analogue_routes));
 831
 832         if (lineout1_diff)
 833                 snd_soc_dapm_add_routes(codec,
 834                                         lineout1_diff_routes,
 835                                         ARRAY_SIZE(lineout1_diff_routes));
 836         else
 837                 snd_soc_dapm_add_routes(codec,
 838                                         lineout1_se_routes,
 839                                         ARRAY_SIZE(lineout1_se_routes));
 840
 841         if (lineout2_diff)
 842                 snd_soc_dapm_add_routes(codec,
 843                                         lineout2_diff_routes,
 844                                         ARRAY_SIZE(lineout2_diff_routes));
 845         else
 846                 snd_soc_dapm_add_routes(codec,
 847                                         lineout2_se_routes,
 848                                         ARRAY_SIZE(lineout2_se_routes));
 849
 850         return 0;
 851 }
 852 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 853
 854 int wm_hubs_handle_analogue_pdata(struct snd_soc_codec *codec,
 855                                   int lineout1_diff, int lineout2_diff,
 856                                   int lineout1fb, int lineout2fb,
 857                                   int jd_scthr, int jd_thr, int micbias1_lvl,
 858                                   int micbias2_lvl)
 859 {
 860         if (!lineout1_diff)
 861                 snd_soc_update_bits(codec, WM8993_LINE_MIXER1,
 862                                     WM8993_LINEOUT1_MODE,
 863                                     WM8993_LINEOUT1_MODE);
 864         if (!lineout2_diff)
 865                 snd_soc_update_bits(codec, WM8993_LINE_MIXER2,
 866                                     WM8993_LINEOUT2_MODE,
 867                                     WM8993_LINEOUT2_MODE);
 868
 869         /* If the line outputs are differential then we aren't presenting
 870          * VMID as an output and can disable it.
 871          */
 872         if (lineout1_diff && lineout2_diff)
 873                 codec->idle_bias_off = 1;
 874
 875         if (lineout1fb)
 876                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 877                                     WM8993_LINEOUT1_FB, WM8993_LINEOUT1_FB);
 878
 879         if (lineout2fb)
 880                 snd_soc_update_bits(codec, WM8993_ADDITIONAL_CONTROL,
 881                                     WM8993_LINEOUT2_FB, WM8993_LINEOUT2_FB);
 882
 883         snd_soc_update_bits(codec, WM8993_MICBIAS,
 884                             WM8993_JD_SCTHR_MASK | WM8993_JD_THR_MASK |
 885                             WM8993_MICB1_LVL | WM8993_MICB2_LVL,
 886                             jd_scthr << WM8993_JD_SCTHR_SHIFT |
 887                             jd_thr << WM8993_JD_THR_SHIFT |
 888                             micbias1_lvl |
 889                             micbias2_lvl << WM8993_MICB2_LVL_SHIFT);
 890
 891         return 0;
 892 }
 893 EXPORT_SYMBOL_GPL(wm_hubs_handle_analogue_pdata);
 894
 895 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 896 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 897 MODULE_LICENSE("GPL");