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)
  66 {
  67         unsigned int reg;
  68         int count = 0;
  69
  70         dev_dbg(codec->dev, "Waiting for DC servo...\n");
  71         do {
  72                 count++;
  73                 msleep(1);
  74                 reg = snd_soc_read(codec, WM8993_DC_SERVO_READBACK_0);
  75                 dev_dbg(codec->dev, "DC servo status: %x\n", reg);
  76         } while ((reg & WM8993_DCS_CAL_COMPLETE_MASK)
  77                  != WM8993_DCS_CAL_COMPLETE_MASK && count < 1000);
  78
  79         if ((reg & WM8993_DCS_CAL_COMPLETE_MASK)
  80             != WM8993_DCS_CAL_COMPLETE_MASK)
  81                 dev_err(codec->dev, "Timed out waiting for DC Servo\n");
  82 }
  83
  84 /*
  85  * Update the DC servo calibration on gain changes
  86  */
  87 static int wm8993_put_dc_servo(struct snd_kcontrol *kcontrol,
  88                               struct snd_ctl_elem_value *ucontrol)
  89 {
  90         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
  91         int ret;
  92
  93         ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
  94
  95         /* Only need to do this if the outputs are active */
  96         if (snd_soc_read(codec, WM8993_POWER_MANAGEMENT_1)
  97             & (WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA))
  98                 snd_soc_update_bits(codec,
  99                                     WM8993_DC_SERVO_0,
 100                                     WM8993_DCS_TRIG_SINGLE_0 |
 101                                     WM8993_DCS_TRIG_SINGLE_1,
 102                                     WM8993_DCS_TRIG_SINGLE_0 |
 103                                     WM8993_DCS_TRIG_SINGLE_1);
 104
 105         return ret;
 106 }
 107
 108 static const struct snd_kcontrol_new analogue_snd_controls[] = {
 109 SOC_SINGLE_TLV("IN1L Volume", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 110                inpga_tlv),
 111 SOC_SINGLE("IN1L Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 112 SOC_SINGLE("IN1L ZC Switch", WM8993_LEFT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 113
 114 SOC_SINGLE_TLV("IN1R Volume", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 0, 31, 0,
 115                inpga_tlv),
 116 SOC_SINGLE("IN1R Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 1),
 117 SOC_SINGLE("IN1R ZC Switch", WM8993_RIGHT_LINE_INPUT_1_2_VOLUME, 7, 1, 0),
 118
 119
 120 SOC_SINGLE_TLV("IN2L Volume", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 121                inpga_tlv),
 122 SOC_SINGLE("IN2L Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 123 SOC_SINGLE("IN2L ZC Switch", WM8993_LEFT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 124
 125 SOC_SINGLE_TLV("IN2R Volume", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 0, 31, 0,
 126                inpga_tlv),
 127 SOC_SINGLE("IN2R Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 1),
 128 SOC_SINGLE("IN2R ZC Switch", WM8993_RIGHT_LINE_INPUT_3_4_VOLUME, 7, 1, 0),
 129
 130 SOC_SINGLE_TLV("MIXINL IN2L Volume", WM8993_INPUT_MIXER3, 7, 1, 0,
 131                inmix_sw_tlv),
 132 SOC_SINGLE_TLV("MIXINL IN1L Volume", WM8993_INPUT_MIXER3, 4, 1, 0,
 133                inmix_sw_tlv),
 134 SOC_SINGLE_TLV("MIXINL Output Record Volume", WM8993_INPUT_MIXER3, 0, 7, 0,
 135                inmix_tlv),
 136 SOC_SINGLE_TLV("MIXINL IN1LP Volume", WM8993_INPUT_MIXER5, 6, 7, 0, inmix_tlv),
 137 SOC_SINGLE_TLV("MIXINL Direct Voice Volume", WM8993_INPUT_MIXER5, 0, 6, 0,
 138                inmix_tlv),
 139
 140 SOC_SINGLE_TLV("MIXINR IN2R Volume", WM8993_INPUT_MIXER4, 7, 1, 0,
 141                inmix_sw_tlv),
 142 SOC_SINGLE_TLV("MIXINR IN1R Volume", WM8993_INPUT_MIXER4, 4, 1, 0,
 143                inmix_sw_tlv),
 144 SOC_SINGLE_TLV("MIXINR Output Record Volume", WM8993_INPUT_MIXER4, 0, 7, 0,
 145                inmix_tlv),
 146 SOC_SINGLE_TLV("MIXINR IN1RP Volume", WM8993_INPUT_MIXER6, 6, 7, 0, inmix_tlv),
 147 SOC_SINGLE_TLV("MIXINR Direct Voice Volume", WM8993_INPUT_MIXER6, 0, 6, 0,
 148                inmix_tlv),
 149
 150 SOC_SINGLE_TLV("Left Output Mixer IN2RN Volume", WM8993_OUTPUT_MIXER5, 6, 7, 1,
 151                outmix_tlv),
 152 SOC_SINGLE_TLV("Left Output Mixer IN2LN Volume", WM8993_OUTPUT_MIXER3, 6, 7, 1,
 153                outmix_tlv),
 154 SOC_SINGLE_TLV("Left Output Mixer IN2LP Volume", WM8993_OUTPUT_MIXER3, 9, 7, 1,
 155                outmix_tlv),
 156 SOC_SINGLE_TLV("Left Output Mixer IN1L Volume", WM8993_OUTPUT_MIXER3, 0, 7, 1,
 157                outmix_tlv),
 158 SOC_SINGLE_TLV("Left Output Mixer IN1R Volume", WM8993_OUTPUT_MIXER3, 3, 7, 1,
 159                outmix_tlv),
 160 SOC_SINGLE_TLV("Left Output Mixer Right Input Volume",
 161                WM8993_OUTPUT_MIXER5, 3, 7, 1, outmix_tlv),
 162 SOC_SINGLE_TLV("Left Output Mixer Left Input Volume",
 163                WM8993_OUTPUT_MIXER5, 0, 7, 1, outmix_tlv),
 164 SOC_SINGLE_TLV("Left Output Mixer DAC Volume", WM8993_OUTPUT_MIXER5, 9, 7, 1,
 165                outmix_tlv),
 166
 167 SOC_SINGLE_TLV("Right Output Mixer IN2LN Volume",
 168                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 169 SOC_SINGLE_TLV("Right Output Mixer IN2RN Volume",
 170                WM8993_OUTPUT_MIXER4, 6, 7, 1, outmix_tlv),
 171 SOC_SINGLE_TLV("Right Output Mixer IN1L Volume",
 172                WM8993_OUTPUT_MIXER4, 3, 7, 1, outmix_tlv),
 173 SOC_SINGLE_TLV("Right Output Mixer IN1R Volume",
 174                WM8993_OUTPUT_MIXER4, 0, 7, 1, outmix_tlv),
 175 SOC_SINGLE_TLV("Right Output Mixer IN2RP Volume",
 176                WM8993_OUTPUT_MIXER4, 9, 7, 1, outmix_tlv),
 177 SOC_SINGLE_TLV("Right Output Mixer Left Input Volume",
 178                WM8993_OUTPUT_MIXER6, 3, 7, 1, outmix_tlv),
 179 SOC_SINGLE_TLV("Right Output Mixer Right Input Volume",
 180                WM8993_OUTPUT_MIXER6, 6, 7, 1, outmix_tlv),
 181 SOC_SINGLE_TLV("Right Output Mixer DAC Volume",
 182                WM8993_OUTPUT_MIXER6, 9, 7, 1, outmix_tlv),
 183
 184 SOC_DOUBLE_R_TLV("Output Volume", WM8993_LEFT_OPGA_VOLUME,
 185                  WM8993_RIGHT_OPGA_VOLUME, 0, 63, 0, outpga_tlv),
 186 SOC_DOUBLE_R("Output Switch", WM8993_LEFT_OPGA_VOLUME,
 187              WM8993_RIGHT_OPGA_VOLUME, 6, 1, 0),
 188 SOC_DOUBLE_R("Output ZC Switch", WM8993_LEFT_OPGA_VOLUME,
 189              WM8993_RIGHT_OPGA_VOLUME, 7, 1, 0),
 190
 191 SOC_SINGLE("Earpiece Switch", WM8993_HPOUT2_VOLUME, 5, 1, 1),
 192 SOC_SINGLE_TLV("Earpiece Volume", WM8993_HPOUT2_VOLUME, 4, 1, 1, earpiece_tlv),
 193
 194 SOC_SINGLE_TLV("SPKL Input Volume", WM8993_SPKMIXL_ATTENUATION,
 195                5, 1, 1, wm_hubs_spkmix_tlv),
 196 SOC_SINGLE_TLV("SPKL IN1LP Volume", WM8993_SPKMIXL_ATTENUATION,
 197                4, 1, 1, wm_hubs_spkmix_tlv),
 198 SOC_SINGLE_TLV("SPKL Output Volume", WM8993_SPKMIXL_ATTENUATION,
 199                3, 1, 1, wm_hubs_spkmix_tlv),
 200
 201 SOC_SINGLE_TLV("SPKR Input Volume", WM8993_SPKMIXR_ATTENUATION,
 202                5, 1, 1, wm_hubs_spkmix_tlv),
 203 SOC_SINGLE_TLV("SPKR IN1RP Volume", WM8993_SPKMIXR_ATTENUATION,
 204                4, 1, 1, wm_hubs_spkmix_tlv),
 205 SOC_SINGLE_TLV("SPKR Output Volume", WM8993_SPKMIXR_ATTENUATION,
 206                3, 1, 1, wm_hubs_spkmix_tlv),
 207
 208 SOC_DOUBLE_R_TLV("Speaker Mixer Volume",
 209                  WM8993_SPKMIXL_ATTENUATION, WM8993_SPKMIXR_ATTENUATION,
 210                  0, 3, 1, spkmixout_tlv),
 211 SOC_DOUBLE_R_TLV("Speaker Volume",
 212                  WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 213                  0, 63, 0, outpga_tlv),
 214 SOC_DOUBLE_R("Speaker Switch",
 215              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 216              6, 1, 0),
 217 SOC_DOUBLE_R("Speaker ZC Switch",
 218              WM8993_SPEAKER_VOLUME_LEFT, WM8993_SPEAKER_VOLUME_RIGHT,
 219              7, 1, 0),
 220 SOC_DOUBLE_TLV("Speaker Boost Volume", WM8993_SPKOUT_BOOST, 0, 3, 7, 0,
 221                spkboost_tlv),
 222 SOC_ENUM("Speaker Reference", speaker_ref),
 223 SOC_ENUM("Speaker Mode", speaker_mode),
 224
 225 {
 226         .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Headphone Volume",
 227         .access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |
 228                  SNDRV_CTL_ELEM_ACCESS_READWRITE,
 229         .tlv.p = outpga_tlv,
 230         .info = snd_soc_info_volsw_2r,
 231         .get = snd_soc_get_volsw_2r, .put = wm8993_put_dc_servo,
 232         .private_value = (unsigned long)&(struct soc_mixer_control) {
 233                 .reg = WM8993_LEFT_OUTPUT_VOLUME,
 234                 .rreg = WM8993_RIGHT_OUTPUT_VOLUME,
 235                 .shift = 0, .max = 63
 236         },
 237 },
 238 SOC_DOUBLE_R("Headphone Switch", WM8993_LEFT_OUTPUT_VOLUME,
 239              WM8993_RIGHT_OUTPUT_VOLUME, 6, 1, 0),
 240 SOC_DOUBLE_R("Headphone ZC Switch", WM8993_LEFT_OUTPUT_VOLUME,
 241              WM8993_RIGHT_OUTPUT_VOLUME, 7, 1, 0),
 242
 243 SOC_SINGLE("LINEOUT1N Switch", WM8993_LINE_OUTPUTS_VOLUME, 6, 1, 1),
 244 SOC_SINGLE("LINEOUT1P Switch", WM8993_LINE_OUTPUTS_VOLUME, 5, 1, 1),
 245 SOC_SINGLE_TLV("LINEOUT1 Volume", WM8993_LINE_OUTPUTS_VOLUME, 4, 1, 1,
 246                line_tlv),
 247
 248 SOC_SINGLE("LINEOUT2N Switch", WM8993_LINE_OUTPUTS_VOLUME, 2, 1, 1),
 249 SOC_SINGLE("LINEOUT2P Switch", WM8993_LINE_OUTPUTS_VOLUME, 1, 1, 1),
 250 SOC_SINGLE_TLV("LINEOUT2 Volume", WM8993_LINE_OUTPUTS_VOLUME, 0, 1, 1,
 251                line_tlv),
 252 };
 253
 254 static int hp_event(struct snd_soc_dapm_widget *w,
 255                     struct snd_kcontrol *kcontrol, int event)
 256 {
 257         struct snd_soc_codec *codec = w->codec;
 258         unsigned int reg = snd_soc_read(codec, WM8993_ANALOGUE_HP_0);
 259
 260         switch (event) {
 261         case SND_SOC_DAPM_POST_PMU:
 262                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 263                                     WM8993_CP_ENA, WM8993_CP_ENA);
 264
 265                 msleep(5);
 266
 267                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 268                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 269                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA);
 270
 271                 reg |= WM8993_HPOUT1L_DLY | WM8993_HPOUT1R_DLY;
 272                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 273
 274                 /* Start the DC servo */
 275                 snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
 276                                     0xFFFF,
 277                                     WM8993_DCS_ENA_CHAN_0 |
 278                                     WM8993_DCS_ENA_CHAN_1 |
 279                                     WM8993_DCS_TRIG_STARTUP_1 |
 280                                     WM8993_DCS_TRIG_STARTUP_0);
 281                 wait_for_dc_servo(codec);
 282
 283                 reg |= WM8993_HPOUT1R_OUTP | WM8993_HPOUT1R_RMV_SHORT |
 284                         WM8993_HPOUT1L_OUTP | WM8993_HPOUT1L_RMV_SHORT;
 285                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 286                 break;
 287
 288         case SND_SOC_DAPM_PRE_PMD:
 289                 reg &= ~(WM8993_HPOUT1L_RMV_SHORT |
 290                          WM8993_HPOUT1L_DLY |
 291                          WM8993_HPOUT1L_OUTP |
 292                          WM8993_HPOUT1R_RMV_SHORT |
 293                          WM8993_HPOUT1R_DLY |
 294                          WM8993_HPOUT1R_OUTP);
 295
 296                 snd_soc_update_bits(codec, WM8993_DC_SERVO_0,
 297                                     0xffff, 0);
 298
 299                 snd_soc_write(codec, WM8993_ANALOGUE_HP_0, reg);
 300                 snd_soc_update_bits(codec, WM8993_POWER_MANAGEMENT_1,
 301                                     WM8993_HPOUT1L_ENA | WM8993_HPOUT1R_ENA,
 302                                     0);
 303
 304                 snd_soc_update_bits(codec, WM8993_CHARGE_PUMP_1,
 305                                     WM8993_CP_ENA, 0);
 306                 break;
 307         }
 308
 309         return 0;
 310 }
 311
 312 static int earpiece_event(struct snd_soc_dapm_widget *w,
 313                           struct snd_kcontrol *control, int event)
 314 {
 315         struct snd_soc_codec *codec = w->codec;
 316         u16 reg = snd_soc_read(codec, WM8993_ANTIPOP1) & ~WM8993_HPOUT2_IN_ENA;
 317
 318         switch (event) {
 319         case SND_SOC_DAPM_PRE_PMU:
 320                 reg |= WM8993_HPOUT2_IN_ENA;
 321                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 322                 udelay(50);
 323                 break;
 324
 325         case SND_SOC_DAPM_POST_PMD:
 326                 snd_soc_write(codec, WM8993_ANTIPOP1, reg);
 327                 break;
 328
 329         default:
 330                 BUG();
 331                 break;
 332         }
 333
 334         return 0;
 335 }
 336
 337 static const struct snd_kcontrol_new in1l_pga[] = {
 338 SOC_DAPM_SINGLE("IN1LP Switch", WM8993_INPUT_MIXER2, 5, 1, 0),
 339 SOC_DAPM_SINGLE("IN1LN Switch", WM8993_INPUT_MIXER2, 4, 1, 0),
 340 };
 341
 342 static const struct snd_kcontrol_new in1r_pga[] = {
 343 SOC_DAPM_SINGLE("IN1RP Switch", WM8993_INPUT_MIXER2, 1, 1, 0),
 344 SOC_DAPM_SINGLE("IN1RN Switch", WM8993_INPUT_MIXER2, 0, 1, 0),
 345 };
 346
 347 static const struct snd_kcontrol_new in2l_pga[] = {
 348 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_INPUT_MIXER2, 7, 1, 0),
 349 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_INPUT_MIXER2, 6, 1, 0),
 350 };
 351
 352 static const struct snd_kcontrol_new in2r_pga[] = {
 353 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_INPUT_MIXER2, 3, 1, 0),
 354 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_INPUT_MIXER2, 2, 1, 0),
 355 };
 356
 357 static const struct snd_kcontrol_new mixinl[] = {
 358 SOC_DAPM_SINGLE("IN2L Switch", WM8993_INPUT_MIXER3, 8, 1, 0),
 359 SOC_DAPM_SINGLE("IN1L Switch", WM8993_INPUT_MIXER3, 5, 1, 0),
 360 };
 361
 362 static const struct snd_kcontrol_new mixinr[] = {
 363 SOC_DAPM_SINGLE("IN2R Switch", WM8993_INPUT_MIXER4, 8, 1, 0),
 364 SOC_DAPM_SINGLE("IN1R Switch", WM8993_INPUT_MIXER4, 5, 1, 0),
 365 };
 366
 367 static const struct snd_kcontrol_new left_output_mixer[] = {
 368 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER1, 7, 1, 0),
 369 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER1, 6, 1, 0),
 370 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER1, 5, 1, 0),
 371 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER1, 4, 1, 0),
 372 SOC_DAPM_SINGLE("IN2LP Switch", WM8993_OUTPUT_MIXER1, 1, 1, 0),
 373 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER1, 3, 1, 0),
 374 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER1, 2, 1, 0),
 375 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER1, 0, 1, 0),
 376 };
 377
 378 static const struct snd_kcontrol_new right_output_mixer[] = {
 379 SOC_DAPM_SINGLE("Left Input Switch", WM8993_OUTPUT_MIXER2, 7, 1, 0),
 380 SOC_DAPM_SINGLE("Right Input Switch", WM8993_OUTPUT_MIXER2, 6, 1, 0),
 381 SOC_DAPM_SINGLE("IN2LN Switch", WM8993_OUTPUT_MIXER2, 5, 1, 0),
 382 SOC_DAPM_SINGLE("IN2RN Switch", WM8993_OUTPUT_MIXER2, 4, 1, 0),
 383 SOC_DAPM_SINGLE("IN1L Switch", WM8993_OUTPUT_MIXER2, 3, 1, 0),
 384 SOC_DAPM_SINGLE("IN1R Switch", WM8993_OUTPUT_MIXER2, 2, 1, 0),
 385 SOC_DAPM_SINGLE("IN2RP Switch", WM8993_OUTPUT_MIXER2, 1, 1, 0),
 386 SOC_DAPM_SINGLE("DAC Switch", WM8993_OUTPUT_MIXER2, 0, 1, 0),
 387 };
 388
 389 static const struct snd_kcontrol_new earpiece_mixer[] = {
 390 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_HPOUT2_MIXER, 5, 1, 0),
 391 SOC_DAPM_SINGLE("Left Output Switch", WM8993_HPOUT2_MIXER, 4, 1, 0),
 392 SOC_DAPM_SINGLE("Right Output Switch", WM8993_HPOUT2_MIXER, 3, 1, 0),
 393 };
 394
 395 static const struct snd_kcontrol_new left_speaker_boost[] = {
 396 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 5, 1, 0),
 397 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 4, 1, 0),
 398 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 3, 1, 0),
 399 };
 400
 401 static const struct snd_kcontrol_new right_speaker_boost[] = {
 402 SOC_DAPM_SINGLE("Direct Voice Switch", WM8993_SPKOUT_MIXERS, 2, 1, 0),
 403 SOC_DAPM_SINGLE("SPKL Switch", WM8993_SPKOUT_MIXERS, 1, 1, 0),
 404 SOC_DAPM_SINGLE("SPKR Switch", WM8993_SPKOUT_MIXERS, 0, 1, 0),
 405 };
 406
 407 static const struct snd_kcontrol_new line1_mix[] = {
 408 SOC_DAPM_SINGLE("IN1R Switch", WM8993_LINE_MIXER1, 2, 1, 0),
 409 SOC_DAPM_SINGLE("IN1L Switch", WM8993_LINE_MIXER1, 1, 1, 0),
 410 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 411 };
 412
 413 static const struct snd_kcontrol_new line1n_mix[] = {
 414 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 6, 1, 0),
 415 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER1, 5, 1, 0),
 416 };
 417
 418 static const struct snd_kcontrol_new line1p_mix[] = {
 419 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER1, 0, 1, 0),
 420 };
 421
 422 static const struct snd_kcontrol_new line2_mix[] = {
 423 SOC_DAPM_SINGLE("IN2R Switch", WM8993_LINE_MIXER2, 2, 1, 0),
 424 SOC_DAPM_SINGLE("IN2L Switch", WM8993_LINE_MIXER2, 1, 1, 0),
 425 SOC_DAPM_SINGLE("Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 426 };
 427
 428 static const struct snd_kcontrol_new line2n_mix[] = {
 429 SOC_DAPM_SINGLE("Left Output Switch", WM8993_LINE_MIXER2, 6, 1, 0),
 430 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 5, 1, 0),
 431 };
 432
 433 static const struct snd_kcontrol_new line2p_mix[] = {
 434 SOC_DAPM_SINGLE("Right Output Switch", WM8993_LINE_MIXER2, 0, 1, 0),
 435 };
 436
 437 static const struct snd_soc_dapm_widget analogue_dapm_widgets[] = {
 438 SND_SOC_DAPM_INPUT("IN1LN"),
 439 SND_SOC_DAPM_INPUT("IN1LP"),
 440 SND_SOC_DAPM_INPUT("IN2LN"),
 441 SND_SOC_DAPM_INPUT("IN2LP/VXRN"),
 442 SND_SOC_DAPM_INPUT("IN1RN"),
 443 SND_SOC_DAPM_INPUT("IN1RP"),
 444 SND_SOC_DAPM_INPUT("IN2RN"),
 445 SND_SOC_DAPM_INPUT("IN2RP/VXRP"),
 446
 447 SND_SOC_DAPM_MICBIAS("MICBIAS2", WM8993_POWER_MANAGEMENT_1, 5, 0),
 448 SND_SOC_DAPM_MICBIAS("MICBIAS1", WM8993_POWER_MANAGEMENT_1, 4, 0),
 449
 450 SND_SOC_DAPM_MIXER("IN1L PGA", WM8993_POWER_MANAGEMENT_2, 6, 0,
 451                    in1l_pga, ARRAY_SIZE(in1l_pga)),
 452 SND_SOC_DAPM_MIXER("IN1R PGA", WM8993_POWER_MANAGEMENT_2, 4, 0,
 453                    in1r_pga, ARRAY_SIZE(in1r_pga)),
 454
 455 SND_SOC_DAPM_MIXER("IN2L PGA", WM8993_POWER_MANAGEMENT_2, 7, 0,
 456                    in2l_pga, ARRAY_SIZE(in2l_pga)),
 457 SND_SOC_DAPM_MIXER("IN2R PGA", WM8993_POWER_MANAGEMENT_2, 5, 0,
 458                    in2r_pga, ARRAY_SIZE(in2r_pga)),
 459
 460 /* Dummy widgets to represent differential paths */
 461 SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
 462
 463 SND_SOC_DAPM_MIXER("MIXINL", WM8993_POWER_MANAGEMENT_2, 9, 0,
 464                    mixinl, ARRAY_SIZE(mixinl)),
 465 SND_SOC_DAPM_MIXER("MIXINR", WM8993_POWER_MANAGEMENT_2, 8, 0,
 466                    mixinr, ARRAY_SIZE(mixinr)),
 467
 468 SND_SOC_DAPM_MIXER("Left Output Mixer", WM8993_POWER_MANAGEMENT_3, 5, 0,
 469                    left_output_mixer, ARRAY_SIZE(left_output_mixer)),
 470 SND_SOC_DAPM_MIXER("Right Output Mixer", WM8993_POWER_MANAGEMENT_3, 4, 0,
 471                    right_output_mixer, ARRAY_SIZE(right_output_mixer)),
 472
 473 SND_SOC_DAPM_PGA("Left Output PGA", WM8993_POWER_MANAGEMENT_3, 7, 0, NULL, 0),
 474 SND_SOC_DAPM_PGA("Right Output PGA", WM8993_POWER_MANAGEMENT_3, 6, 0, NULL, 0),
 475
 476 SND_SOC_DAPM_PGA_E("Headphone PGA", SND_SOC_NOPM, 0, 0,
 477                    NULL, 0,
 478                    hp_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
 479
 480 SND_SOC_DAPM_MIXER("Earpiece Mixer", SND_SOC_NOPM, 0, 0,
 481                    earpiece_mixer, ARRAY_SIZE(earpiece_mixer)),
 482 SND_SOC_DAPM_PGA_E("Earpiece Driver", WM8993_POWER_MANAGEMENT_1, 11, 0,
 483                    NULL, 0, earpiece_event,
 484                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
 485
 486 SND_SOC_DAPM_MIXER("SPKL Boost", SND_SOC_NOPM, 0, 0,
 487                    left_speaker_boost, ARRAY_SIZE(left_speaker_boost)),
 488 SND_SOC_DAPM_MIXER("SPKR Boost", SND_SOC_NOPM, 0, 0,
 489                    right_speaker_boost, ARRAY_SIZE(right_speaker_boost)),
 490
 491 SND_SOC_DAPM_PGA("SPKL Driver", WM8993_POWER_MANAGEMENT_1, 12, 0,
 492                  NULL, 0),
 493 SND_SOC_DAPM_PGA("SPKR Driver", WM8993_POWER_MANAGEMENT_1, 13, 0,
 494                  NULL, 0),
 495
 496 SND_SOC_DAPM_MIXER("LINEOUT1 Mixer", SND_SOC_NOPM, 0, 0,
 497                    line1_mix, ARRAY_SIZE(line1_mix)),
 498 SND_SOC_DAPM_MIXER("LINEOUT2 Mixer", SND_SOC_NOPM, 0, 0,
 499                    line2_mix, ARRAY_SIZE(line2_mix)),
 500
 501 SND_SOC_DAPM_MIXER("LINEOUT1N Mixer", SND_SOC_NOPM, 0, 0,
 502                    line1n_mix, ARRAY_SIZE(line1n_mix)),
 503 SND_SOC_DAPM_MIXER("LINEOUT1P Mixer", SND_SOC_NOPM, 0, 0,
 504                    line1p_mix, ARRAY_SIZE(line1p_mix)),
 505 SND_SOC_DAPM_MIXER("LINEOUT2N Mixer", SND_SOC_NOPM, 0, 0,
 506                    line2n_mix, ARRAY_SIZE(line2n_mix)),
 507 SND_SOC_DAPM_MIXER("LINEOUT2P Mixer", SND_SOC_NOPM, 0, 0,
 508                    line2p_mix, ARRAY_SIZE(line2p_mix)),
 509
 510 SND_SOC_DAPM_PGA("LINEOUT1N Driver", WM8993_POWER_MANAGEMENT_3, 13, 0,
 511                  NULL, 0),
 512 SND_SOC_DAPM_PGA("LINEOUT1P Driver", WM8993_POWER_MANAGEMENT_3, 12, 0,
 513                  NULL, 0),
 514 SND_SOC_DAPM_PGA("LINEOUT2N Driver", WM8993_POWER_MANAGEMENT_3, 11, 0,
 515                  NULL, 0),
 516 SND_SOC_DAPM_PGA("LINEOUT2P Driver", WM8993_POWER_MANAGEMENT_3, 10, 0,
 517                  NULL, 0),
 518
 519 SND_SOC_DAPM_OUTPUT("SPKOUTLP"),
 520 SND_SOC_DAPM_OUTPUT("SPKOUTLN"),
 521 SND_SOC_DAPM_OUTPUT("SPKOUTRP"),
 522 SND_SOC_DAPM_OUTPUT("SPKOUTRN"),
 523 SND_SOC_DAPM_OUTPUT("HPOUT1L"),
 524 SND_SOC_DAPM_OUTPUT("HPOUT1R"),
 525 SND_SOC_DAPM_OUTPUT("HPOUT2P"),
 526 SND_SOC_DAPM_OUTPUT("HPOUT2N"),
 527 SND_SOC_DAPM_OUTPUT("LINEOUT1P"),
 528 SND_SOC_DAPM_OUTPUT("LINEOUT1N"),
 529 SND_SOC_DAPM_OUTPUT("LINEOUT2P"),
 530 SND_SOC_DAPM_OUTPUT("LINEOUT2N"),
 531 };
 532
 533 static const struct snd_soc_dapm_route analogue_routes[] = {
 534         { "IN1L PGA", "IN1LP Switch", "IN1LP" },
 535         { "IN1L PGA", "IN1LN Switch", "IN1LN" },
 536
 537         { "IN1R PGA", "IN1RP Switch", "IN1RP" },
 538         { "IN1R PGA", "IN1RN Switch", "IN1RN" },
 539
 540         { "IN2L PGA", "IN2LP Switch", "IN2LP/VXRN" },
 541         { "IN2L PGA", "IN2LN Switch", "IN2LN" },
 542
 543         { "IN2R PGA", "IN2RP Switch", "IN2RP/VXRP" },
 544         { "IN2R PGA", "IN2RN Switch", "IN2RN" },
 545
 546         { "Direct Voice", NULL, "IN2LP/VXRN" },
 547         { "Direct Voice", NULL, "IN2RP/VXRP" },
 548
 549         { "MIXINL", "IN1L Switch", "IN1L PGA" },
 550         { "MIXINL", "IN2L Switch", "IN2L PGA" },
 551         { "MIXINL", NULL, "Direct Voice" },
 552         { "MIXINL", NULL, "IN1LP" },
 553         { "MIXINL", NULL, "Left Output Mixer" },
 554
 555         { "MIXINR", "IN1R Switch", "IN1R PGA" },
 556         { "MIXINR", "IN2R Switch", "IN2R PGA" },
 557         { "MIXINR", NULL, "Direct Voice" },
 558         { "MIXINR", NULL, "IN1RP" },
 559         { "MIXINR", NULL, "Right Output Mixer" },
 560
 561         { "ADCL", NULL, "MIXINL" },
 562         { "ADCR", NULL, "MIXINR" },
 563
 564         { "Left Output Mixer", "Left Input Switch", "MIXINL" },
 565         { "Left Output Mixer", "Right Input Switch", "MIXINR" },
 566         { "Left Output Mixer", "IN2RN Switch", "IN2RN" },
 567         { "Left Output Mixer", "IN2LN Switch", "IN2LN" },
 568         { "Left Output Mixer", "IN2LP Switch", "IN2LP/VXRN" },
 569         { "Left Output Mixer", "IN1L Switch", "IN1L PGA" },
 570         { "Left Output Mixer", "IN1R Switch", "IN1R PGA" },
 571
 572         { "Right Output Mixer", "Left Input Switch", "MIXINL" },
 573         { "Right Output Mixer", "Right Input Switch", "MIXINR" },
 574         { "Right Output Mixer", "IN2LN Switch", "IN2LN" },
 575         { "Right Output Mixer", "IN2RN Switch", "IN2RN" },
 576         { "Right Output Mixer", "IN2RP Switch", "IN2RP/VXRP" },
 577         { "Right Output Mixer", "IN1L Switch", "IN1L PGA" },
 578         { "Right Output Mixer", "IN1R Switch", "IN1R PGA" },
 579
 580         { "Left Output PGA", NULL, "Left Output Mixer" },
 581         { "Left Output PGA", NULL, "TOCLK" },
 582
 583         { "Right Output PGA", NULL, "Right Output Mixer" },
 584         { "Right Output PGA", NULL, "TOCLK" },
 585
 586         { "Earpiece Mixer", "Direct Voice Switch", "Direct Voice" },
 587         { "Earpiece Mixer", "Left Output Switch", "Left Output PGA" },
 588         { "Earpiece Mixer", "Right Output Switch", "Right Output PGA" },
 589
 590         { "Earpiece Driver", NULL, "Earpiece Mixer" },
 591         { "HPOUT2N", NULL, "Earpiece Driver" },
 592         { "HPOUT2P", NULL, "Earpiece Driver" },
 593
 594         { "SPKL", "Input Switch", "MIXINL" },
 595         { "SPKL", "IN1LP Switch", "IN1LP" },
 596         { "SPKL", "Output Switch", "Left Output Mixer" },
 597         { "SPKL", NULL, "TOCLK" },
 598
 599         { "SPKR", "Input Switch", "MIXINR" },
 600         { "SPKR", "IN1RP Switch", "IN1RP" },
 601         { "SPKR", "Output Switch", "Right Output Mixer" },
 602         { "SPKR", NULL, "TOCLK" },
 603
 604         { "SPKL Boost", "Direct Voice Switch", "Direct Voice" },
 605         { "SPKL Boost", "SPKL Switch", "SPKL" },
 606         { "SPKL Boost", "SPKR Switch", "SPKR" },
 607
 608         { "SPKR Boost", "Direct Voice Switch", "Direct Voice" },
 609         { "SPKR Boost", "SPKR Switch", "SPKR" },
 610         { "SPKR Boost", "SPKL Switch", "SPKL" },
 611
 612         { "SPKL Driver", NULL, "SPKL Boost" },
 613         { "SPKL Driver", NULL, "CLK_SYS" },
 614
 615         { "SPKR Driver", NULL, "SPKR Boost" },
 616         { "SPKR Driver", NULL, "CLK_SYS" },
 617
 618         { "SPKOUTLP", NULL, "SPKL Driver" },
 619         { "SPKOUTLN", NULL, "SPKL Driver" },
 620         { "SPKOUTRP", NULL, "SPKR Driver" },
 621         { "SPKOUTRN", NULL, "SPKR Driver" },
 622
 623         { "Left Headphone Mux", "Mixer", "Left Output Mixer" },
 624         { "Right Headphone Mux", "Mixer", "Right Output Mixer" },
 625
 626         { "Headphone PGA", NULL, "Left Headphone Mux" },
 627         { "Headphone PGA", NULL, "Right Headphone Mux" },
 628         { "Headphone PGA", NULL, "CLK_SYS" },
 629
 630         { "HPOUT1L", NULL, "Headphone PGA" },
 631         { "HPOUT1R", NULL, "Headphone PGA" },
 632
 633         { "LINEOUT1N", NULL, "LINEOUT1N Driver" },
 634         { "LINEOUT1P", NULL, "LINEOUT1P Driver" },
 635         { "LINEOUT2N", NULL, "LINEOUT2N Driver" },
 636         { "LINEOUT2P", NULL, "LINEOUT2P Driver" },
 637 };
 638
 639 static const struct snd_soc_dapm_route lineout1_diff_routes[] = {
 640         { "LINEOUT1 Mixer", "IN1L Switch", "IN1L PGA" },
 641         { "LINEOUT1 Mixer", "IN1R Switch", "IN1R PGA" },
 642         { "LINEOUT1 Mixer", "Output Switch", "Left Output Mixer" },
 643
 644         { "LINEOUT1N Driver", NULL, "LINEOUT1 Mixer" },
 645         { "LINEOUT1P Driver", NULL, "LINEOUT1 Mixer" },
 646 };
 647
 648 static const struct snd_soc_dapm_route lineout1_se_routes[] = {
 649         { "LINEOUT1N Mixer", "Left Output Switch", "Left Output Mixer" },
 650         { "LINEOUT1N Mixer", "Right Output Switch", "Left Output Mixer" },
 651
 652         { "LINEOUT1P Mixer", "Left Output Switch", "Left Output Mixer" },
 653
 654         { "LINEOUT1N Driver", NULL, "LINEOUT1N Mixer" },
 655         { "LINEOUT1P Driver", NULL, "LINEOUT1P Mixer" },
 656 };
 657
 658 static const struct snd_soc_dapm_route lineout2_diff_routes[] = {
 659         { "LINEOUT2 Mixer", "IN2L Switch", "IN2L PGA" },
 660         { "LINEOUT2 Mixer", "IN2R Switch", "IN2R PGA" },
 661         { "LINEOUT2 Mixer", "Output Switch", "Right Output Mixer" },
 662
 663         { "LINEOUT2N Driver", NULL, "LINEOUT2 Mixer" },
 664         { "LINEOUT2P Driver", NULL, "LINEOUT2 Mixer" },
 665 };
 666
 667 static const struct snd_soc_dapm_route lineout2_se_routes[] = {
 668         { "LINEOUT2N Mixer", "Left Output Switch", "Left Output Mixer" },
 669         { "LINEOUT2N Mixer", "Right Output Switch", "Left Output Mixer" },
 670
 671         { "LINEOUT2P Mixer", "Right Output Switch", "Right Output Mixer" },
 672
 673         { "LINEOUT2N Driver", NULL, "LINEOUT2N Mixer" },
 674         { "LINEOUT2P Driver", NULL, "LINEOUT2P Mixer" },
 675 };
 676
 677 int wm_hubs_add_analogue_controls(struct snd_soc_codec *codec)
 678 {
 679         /* Latch volume update bits & default ZC on */
 680         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_1_2_VOLUME,
 681                             WM8993_IN1_VU, WM8993_IN1_VU);
 682         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_1_2_VOLUME,
 683                             WM8993_IN1_VU, WM8993_IN1_VU);
 684         snd_soc_update_bits(codec, WM8993_LEFT_LINE_INPUT_3_4_VOLUME,
 685                             WM8993_IN2_VU, WM8993_IN2_VU);
 686         snd_soc_update_bits(codec, WM8993_RIGHT_LINE_INPUT_3_4_VOLUME,
 687                             WM8993_IN2_VU, WM8993_IN2_VU);
 688
 689         snd_soc_update_bits(codec, WM8993_SPEAKER_VOLUME_RIGHT,
 690                             WM8993_SPKOUT_VU, WM8993_SPKOUT_VU);
 691
 692         snd_soc_update_bits(codec, WM8993_LEFT_OUTPUT_VOLUME,
 693                             WM8993_HPOUT1L_ZC, WM8993_HPOUT1L_ZC);
 694         snd_soc_update_bits(codec, WM8993_RIGHT_OUTPUT_VOLUME,
 695                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC,
 696                             WM8993_HPOUT1_VU | WM8993_HPOUT1R_ZC);
 697
 698         snd_soc_update_bits(codec, WM8993_LEFT_OPGA_VOLUME,
 699                             WM8993_MIXOUTL_ZC, WM8993_MIXOUTL_ZC);
 700         snd_soc_update_bits(codec, WM8993_RIGHT_OPGA_VOLUME,
 701                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU,
 702                             WM8993_MIXOUTR_ZC | WM8993_MIXOUT_VU);
 703
 704         snd_soc_add_controls(codec, analogue_snd_controls,
 705                              ARRAY_SIZE(analogue_snd_controls));
 706
 707         snd_soc_dapm_new_controls(codec, analogue_dapm_widgets,
 708                                   ARRAY_SIZE(analogue_dapm_widgets));
 709         return 0;
 710 }
 711 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_controls);
 712
 713 int wm_hubs_add_analogue_routes(struct snd_soc_codec *codec,
 714                                 int lineout1_diff, int lineout2_diff)
 715 {
 716         snd_soc_dapm_add_routes(codec, analogue_routes,
 717                                 ARRAY_SIZE(analogue_routes));
 718
 719         if (lineout1_diff)
 720                 snd_soc_dapm_add_routes(codec,
 721                                         lineout1_diff_routes,
 722                                         ARRAY_SIZE(lineout1_diff_routes));
 723         else
 724                 snd_soc_dapm_add_routes(codec,
 725                                         lineout1_se_routes,
 726                                         ARRAY_SIZE(lineout1_se_routes));
 727
 728         if (lineout2_diff)
 729                 snd_soc_dapm_add_routes(codec,
 730                                         lineout2_diff_routes,
 731                                         ARRAY_SIZE(lineout2_diff_routes));
 732         else
 733                 snd_soc_dapm_add_routes(codec,
 734                                         lineout2_se_routes,
 735                                         ARRAY_SIZE(lineout2_se_routes));
 736
 737         return 0;
 738 }
 739 EXPORT_SYMBOL_GPL(wm_hubs_add_analogue_routes);
 740
 741 MODULE_DESCRIPTION("Shared support for Wolfson hubs products");
 742 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
 743 MODULE_LICENSE("GPL");