linux/sound/soc/codecs/wm9712.c
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   1/*
   2 * wm9712.c  --  ALSA Soc WM9712 codec support
   3 *
   4 * Copyright 2006-12 Wolfson Microelectronics PLC.
   5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
   6 *
   7 *  This program is free software; you can redistribute  it and/or modify it
   8 *  under  the terms of  the GNU General  Public License as published by the
   9 *  Free Software Foundation;  either version 2 of the  License, or (at your
  10 *  option) any later version.
  11 */
  12
  13#include <linux/init.h>
  14#include <linux/slab.h>
  15#include <linux/mfd/wm97xx.h>
  16#include <linux/module.h>
  17#include <linux/kernel.h>
  18#include <linux/device.h>
  19#include <linux/regmap.h>
  20#include <sound/core.h>
  21#include <sound/pcm.h>
  22#include <sound/ac97_codec.h>
  23#include <sound/ac97/codec.h>
  24#include <sound/ac97/compat.h>
  25#include <sound/initval.h>
  26#include <sound/soc.h>
  27#include <sound/tlv.h>
  28
  29#define WM9712_VENDOR_ID 0x574d4c12
  30#define WM9712_VENDOR_ID_MASK 0xffffffff
  31
  32struct wm9712_priv {
  33        struct snd_ac97 *ac97;
  34        unsigned int hp_mixer[2];
  35        struct mutex lock;
  36        struct wm97xx_platform_data *mfd_pdata;
  37};
  38
  39static const struct reg_default wm9712_reg_defaults[] = {
  40        { 0x02, 0x8000 },
  41        { 0x04, 0x8000 },
  42        { 0x06, 0x8000 },
  43        { 0x08, 0x0f0f },
  44        { 0x0a, 0xaaa0 },
  45        { 0x0c, 0xc008 },
  46        { 0x0e, 0x6808 },
  47        { 0x10, 0xe808 },
  48        { 0x12, 0xaaa0 },
  49        { 0x14, 0xad00 },
  50        { 0x16, 0x8000 },
  51        { 0x18, 0xe808 },
  52        { 0x1a, 0x3000 },
  53        { 0x1c, 0x8000 },
  54        { 0x20, 0x0000 },
  55        { 0x22, 0x0000 },
  56        { 0x26, 0x000f },
  57        { 0x28, 0x0605 },
  58        { 0x2a, 0x0410 },
  59        { 0x2c, 0xbb80 },
  60        { 0x2e, 0xbb80 },
  61        { 0x32, 0xbb80 },
  62        { 0x34, 0x2000 },
  63        { 0x4c, 0xf83e },
  64        { 0x4e, 0xffff },
  65        { 0x50, 0x0000 },
  66        { 0x52, 0x0000 },
  67        { 0x56, 0xf83e },
  68        { 0x58, 0x0008 },
  69        { 0x5c, 0x0000 },
  70        { 0x60, 0xb032 },
  71        { 0x62, 0x3e00 },
  72        { 0x64, 0x0000 },
  73        { 0x76, 0x0006 },
  74        { 0x78, 0x0001 },
  75        { 0x7a, 0x0000 },
  76};
  77
  78static bool wm9712_volatile_reg(struct device *dev, unsigned int reg)
  79{
  80        switch (reg) {
  81        case AC97_REC_GAIN:
  82                return true;
  83        default:
  84                return regmap_ac97_default_volatile(dev, reg);
  85        }
  86}
  87
  88static const struct regmap_config wm9712_regmap_config = {
  89        .reg_bits = 16,
  90        .reg_stride = 2,
  91        .val_bits = 16,
  92        .max_register = 0x7e,
  93        .cache_type = REGCACHE_RBTREE,
  94
  95        .volatile_reg = wm9712_volatile_reg,
  96
  97        .reg_defaults = wm9712_reg_defaults,
  98        .num_reg_defaults = ARRAY_SIZE(wm9712_reg_defaults),
  99};
 100
 101#define HPL_MIXER       0x0
 102#define HPR_MIXER       0x1
 103
 104static const char *wm9712_alc_select[] = {"None", "Left", "Right", "Stereo"};
 105static const char *wm9712_alc_mux[] = {"Stereo", "Left", "Right", "None"};
 106static const char *wm9712_out3_src[] = {"Left", "VREF", "Left + Right",
 107        "Mono"};
 108static const char *wm9712_spk_src[] = {"Speaker Mix", "Headphone Mix"};
 109static const char *wm9712_rec_adc[] = {"Stereo", "Left", "Right", "Mute"};
 110static const char *wm9712_base[] = {"Linear Control", "Adaptive Boost"};
 111static const char *wm9712_rec_gain[] = {"+1.5dB Steps", "+0.75dB Steps"};
 112static const char *wm9712_mic[] = {"Mic 1", "Differential", "Mic 2",
 113        "Stereo"};
 114static const char *wm9712_rec_sel[] = {"Mic", "NC", "NC", "Speaker Mixer",
 115        "Line", "Headphone Mixer", "Phone Mixer", "Phone"};
 116static const char *wm9712_ng_type[] = {"Constant Gain", "Mute"};
 117static const char *wm9712_diff_sel[] = {"Mic", "Line"};
 118
 119static const DECLARE_TLV_DB_SCALE(main_tlv, -3450, 150, 0);
 120static const DECLARE_TLV_DB_SCALE(boost_tlv, 0, 2000, 0);
 121
 122static const struct soc_enum wm9712_enum[] = {
 123SOC_ENUM_SINGLE(AC97_PCI_SVID, 14, 4, wm9712_alc_select),
 124SOC_ENUM_SINGLE(AC97_VIDEO, 12, 4, wm9712_alc_mux),
 125SOC_ENUM_SINGLE(AC97_AUX, 9, 4, wm9712_out3_src),
 126SOC_ENUM_SINGLE(AC97_AUX, 8, 2, wm9712_spk_src),
 127SOC_ENUM_SINGLE(AC97_REC_SEL, 12, 4, wm9712_rec_adc),
 128SOC_ENUM_SINGLE(AC97_MASTER_TONE, 15, 2, wm9712_base),
 129SOC_ENUM_DOUBLE(AC97_REC_GAIN, 14, 6, 2, wm9712_rec_gain),
 130SOC_ENUM_SINGLE(AC97_MIC, 5, 4, wm9712_mic),
 131SOC_ENUM_SINGLE(AC97_REC_SEL, 8, 8, wm9712_rec_sel),
 132SOC_ENUM_SINGLE(AC97_REC_SEL, 0, 8, wm9712_rec_sel),
 133SOC_ENUM_SINGLE(AC97_PCI_SVID, 5, 2, wm9712_ng_type),
 134SOC_ENUM_SINGLE(0x5c, 8, 2, wm9712_diff_sel),
 135};
 136
 137static const struct snd_kcontrol_new wm9712_snd_ac97_controls[] = {
 138SOC_DOUBLE("Speaker Playback Volume", AC97_MASTER, 8, 0, 31, 1),
 139SOC_SINGLE("Speaker Playback Switch", AC97_MASTER, 15, 1, 1),
 140SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1),
 141SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1),
 142SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1),
 143
 144SOC_SINGLE("Speaker Playback ZC Switch", AC97_MASTER, 7, 1, 0),
 145SOC_SINGLE("Speaker Playback Invert Switch", AC97_MASTER, 6, 1, 0),
 146SOC_SINGLE("Headphone Playback ZC Switch", AC97_HEADPHONE, 7, 1, 0),
 147SOC_SINGLE("Mono Playback ZC Switch", AC97_MASTER_MONO, 7, 1, 0),
 148SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1),
 149SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1),
 150
 151SOC_SINGLE("ALC Target Volume", AC97_CODEC_CLASS_REV, 12, 15, 0),
 152SOC_SINGLE("ALC Hold Time", AC97_CODEC_CLASS_REV, 8, 15, 0),
 153SOC_SINGLE("ALC Decay Time", AC97_CODEC_CLASS_REV, 4, 15, 0),
 154SOC_SINGLE("ALC Attack Time", AC97_CODEC_CLASS_REV, 0, 15, 0),
 155SOC_ENUM("ALC Function", wm9712_enum[0]),
 156SOC_SINGLE("ALC Max Volume", AC97_PCI_SVID, 11, 7, 0),
 157SOC_SINGLE("ALC ZC Timeout", AC97_PCI_SVID, 9, 3, 1),
 158SOC_SINGLE("ALC ZC Switch", AC97_PCI_SVID, 8, 1, 0),
 159SOC_SINGLE("ALC NG Switch", AC97_PCI_SVID, 7, 1, 0),
 160SOC_ENUM("ALC NG Type", wm9712_enum[10]),
 161SOC_SINGLE("ALC NG Threshold", AC97_PCI_SVID, 0, 31, 1),
 162
 163SOC_SINGLE("Mic Headphone  Volume", AC97_VIDEO, 12, 7, 1),
 164SOC_SINGLE("ALC Headphone Volume", AC97_VIDEO, 7, 7, 1),
 165
 166SOC_SINGLE("Out3 Switch", AC97_AUX, 15, 1, 1),
 167SOC_SINGLE("Out3 ZC Switch", AC97_AUX, 7, 1, 1),
 168SOC_SINGLE("Out3 Volume", AC97_AUX, 0, 31, 1),
 169
 170SOC_SINGLE("PCBeep Bypass Headphone Volume", AC97_PC_BEEP, 12, 7, 1),
 171SOC_SINGLE("PCBeep Bypass Speaker Volume", AC97_PC_BEEP, 8, 7, 1),
 172SOC_SINGLE("PCBeep Bypass Phone Volume", AC97_PC_BEEP, 4, 7, 1),
 173
 174SOC_SINGLE("Aux Playback Headphone Volume", AC97_CD, 12, 7, 1),
 175SOC_SINGLE("Aux Playback Speaker Volume", AC97_CD, 8, 7, 1),
 176SOC_SINGLE("Aux Playback Phone Volume", AC97_CD, 4, 7, 1),
 177
 178SOC_SINGLE("Phone Volume", AC97_PHONE, 0, 15, 1),
 179SOC_DOUBLE("Line Capture Volume", AC97_LINE, 8, 0, 31, 1),
 180
 181SOC_SINGLE_TLV("Capture Boost Switch", AC97_REC_SEL, 14, 1, 0, boost_tlv),
 182SOC_SINGLE_TLV("Capture to Phone Boost Switch", AC97_REC_SEL, 11, 1, 1,
 183               boost_tlv),
 184
 185SOC_SINGLE("3D Upper Cut-off Switch", AC97_3D_CONTROL, 5, 1, 1),
 186SOC_SINGLE("3D Lower Cut-off Switch", AC97_3D_CONTROL, 4, 1, 1),
 187SOC_SINGLE("3D Playback Volume", AC97_3D_CONTROL, 0, 15, 0),
 188
 189SOC_ENUM("Bass Control", wm9712_enum[5]),
 190SOC_SINGLE("Bass Cut-off Switch", AC97_MASTER_TONE, 12, 1, 1),
 191SOC_SINGLE("Tone Cut-off Switch", AC97_MASTER_TONE, 4, 1, 1),
 192SOC_SINGLE("Playback Attenuate (-6dB) Switch", AC97_MASTER_TONE, 6, 1, 0),
 193SOC_SINGLE("Bass Volume", AC97_MASTER_TONE, 8, 15, 1),
 194SOC_SINGLE("Treble Volume", AC97_MASTER_TONE, 0, 15, 1),
 195
 196SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1),
 197SOC_ENUM("Capture Volume Steps", wm9712_enum[6]),
 198SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 63, 0),
 199SOC_SINGLE("Capture ZC Switch", AC97_REC_GAIN, 7, 1, 0),
 200
 201SOC_SINGLE_TLV("Mic 1 Volume", AC97_MIC, 8, 31, 1, main_tlv),
 202SOC_SINGLE_TLV("Mic 2 Volume", AC97_MIC, 0, 31, 1, main_tlv),
 203SOC_SINGLE_TLV("Mic Boost Volume", AC97_MIC, 7, 1, 0, boost_tlv),
 204};
 205
 206static const unsigned int wm9712_mixer_mute_regs[] = {
 207        AC97_VIDEO,
 208        AC97_PCM,
 209        AC97_LINE,
 210        AC97_PHONE,
 211        AC97_CD,
 212        AC97_PC_BEEP,
 213};
 214
 215/* We have to create a fake left and right HP mixers because
 216 * the codec only has a single control that is shared by both channels.
 217 * This makes it impossible to determine the audio path.
 218 */
 219static int wm9712_hp_mixer_put(struct snd_kcontrol *kcontrol,
 220        struct snd_ctl_elem_value *ucontrol)
 221{
 222        struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
 223        struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
 224        struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
 225        unsigned int val = ucontrol->value.integer.value[0];
 226        struct soc_mixer_control *mc =
 227                (struct soc_mixer_control *)kcontrol->private_value;
 228        unsigned int mixer, mask, shift, old;
 229        struct snd_soc_dapm_update update = { 0 };
 230        bool change;
 231
 232        mixer = mc->shift >> 8;
 233        shift = mc->shift & 0xff;
 234        mask = 1 << shift;
 235
 236        mutex_lock(&wm9712->lock);
 237        old = wm9712->hp_mixer[mixer];
 238        if (ucontrol->value.integer.value[0])
 239                wm9712->hp_mixer[mixer] |= mask;
 240        else
 241                wm9712->hp_mixer[mixer] &= ~mask;
 242
 243        change = old != wm9712->hp_mixer[mixer];
 244        if (change) {
 245                update.kcontrol = kcontrol;
 246                update.reg = wm9712_mixer_mute_regs[shift];
 247                update.mask = 0x8000;
 248                if ((wm9712->hp_mixer[0] & mask) ||
 249                    (wm9712->hp_mixer[1] & mask))
 250                        update.val = 0x0;
 251                else
 252                        update.val = 0x8000;
 253
 254                snd_soc_dapm_mixer_update_power(dapm, kcontrol, val,
 255                        &update);
 256        }
 257
 258        mutex_unlock(&wm9712->lock);
 259
 260        return change;
 261}
 262
 263static int wm9712_hp_mixer_get(struct snd_kcontrol *kcontrol,
 264        struct snd_ctl_elem_value *ucontrol)
 265{
 266        struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol);
 267        struct snd_soc_codec *codec = snd_soc_dapm_to_codec(dapm);
 268        struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
 269        struct soc_mixer_control *mc =
 270                (struct soc_mixer_control *)kcontrol->private_value;
 271        unsigned int shift, mixer;
 272
 273        mixer = mc->shift >> 8;
 274        shift = mc->shift & 0xff;
 275
 276        ucontrol->value.integer.value[0] =
 277                (wm9712->hp_mixer[mixer] >> shift) & 1;
 278
 279        return 0;
 280}
 281
 282#define WM9712_HP_MIXER_CTRL(xname, xmixer, xshift) { \
 283        .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, \
 284        .info = snd_soc_info_volsw, \
 285        .get = wm9712_hp_mixer_get, .put = wm9712_hp_mixer_put, \
 286        .private_value = SOC_SINGLE_VALUE(SND_SOC_NOPM, \
 287                (xmixer << 8) | xshift, 1, 0, 0) \
 288}
 289
 290/* Left Headphone Mixers */
 291static const struct snd_kcontrol_new wm9712_hpl_mixer_controls[] = {
 292        WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPL_MIXER, 5),
 293        WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPL_MIXER, 4),
 294        WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPL_MIXER, 3),
 295        WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPL_MIXER, 2),
 296        WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPL_MIXER, 1),
 297        WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPL_MIXER, 0),
 298};
 299
 300/* Right Headphone Mixers */
 301static const struct snd_kcontrol_new wm9712_hpr_mixer_controls[] = {
 302        WM9712_HP_MIXER_CTRL("PCBeep Bypass Switch", HPR_MIXER, 5),
 303        WM9712_HP_MIXER_CTRL("Aux Playback Switch", HPR_MIXER, 4),
 304        WM9712_HP_MIXER_CTRL("Phone Bypass Switch", HPR_MIXER, 3),
 305        WM9712_HP_MIXER_CTRL("Line Bypass Switch", HPR_MIXER, 2),
 306        WM9712_HP_MIXER_CTRL("PCM Playback Switch", HPR_MIXER, 1),
 307        WM9712_HP_MIXER_CTRL("Mic Sidetone Switch", HPR_MIXER, 0),
 308};
 309
 310/* Speaker Mixer */
 311static const struct snd_kcontrol_new wm9712_speaker_mixer_controls[] = {
 312        SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 11, 1, 1),
 313        SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 11, 1, 1),
 314        SOC_DAPM_SINGLE("Phone Bypass Switch", AC97_PHONE, 14, 1, 1),
 315        SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 14, 1, 1),
 316        SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 14, 1, 1),
 317};
 318
 319/* Phone Mixer */
 320static const struct snd_kcontrol_new wm9712_phone_mixer_controls[] = {
 321        SOC_DAPM_SINGLE("PCBeep Bypass Switch", AC97_PC_BEEP, 7, 1, 1),
 322        SOC_DAPM_SINGLE("Aux Playback Switch", AC97_CD, 7, 1, 1),
 323        SOC_DAPM_SINGLE("Line Bypass Switch", AC97_LINE, 13, 1, 1),
 324        SOC_DAPM_SINGLE("PCM Playback Switch", AC97_PCM, 13, 1, 1),
 325        SOC_DAPM_SINGLE("Mic 1 Sidetone Switch", AC97_MIC, 14, 1, 1),
 326        SOC_DAPM_SINGLE("Mic 2 Sidetone Switch", AC97_MIC, 13, 1, 1),
 327};
 328
 329/* ALC headphone mux */
 330static const struct snd_kcontrol_new wm9712_alc_mux_controls =
 331SOC_DAPM_ENUM("Route", wm9712_enum[1]);
 332
 333/* out 3 mux */
 334static const struct snd_kcontrol_new wm9712_out3_mux_controls =
 335SOC_DAPM_ENUM("Route", wm9712_enum[2]);
 336
 337/* spk mux */
 338static const struct snd_kcontrol_new wm9712_spk_mux_controls =
 339SOC_DAPM_ENUM("Route", wm9712_enum[3]);
 340
 341/* Capture to Phone mux */
 342static const struct snd_kcontrol_new wm9712_capture_phone_mux_controls =
 343SOC_DAPM_ENUM("Route", wm9712_enum[4]);
 344
 345/* Capture left select */
 346static const struct snd_kcontrol_new wm9712_capture_selectl_controls =
 347SOC_DAPM_ENUM("Route", wm9712_enum[8]);
 348
 349/* Capture right select */
 350static const struct snd_kcontrol_new wm9712_capture_selectr_controls =
 351SOC_DAPM_ENUM("Route", wm9712_enum[9]);
 352
 353/* Mic select */
 354static const struct snd_kcontrol_new wm9712_mic_src_controls =
 355SOC_DAPM_ENUM("Mic Source Select", wm9712_enum[7]);
 356
 357/* diff select */
 358static const struct snd_kcontrol_new wm9712_diff_sel_controls =
 359SOC_DAPM_ENUM("Route", wm9712_enum[11]);
 360
 361static const struct snd_soc_dapm_widget wm9712_dapm_widgets[] = {
 362SND_SOC_DAPM_MUX("ALC Sidetone Mux", SND_SOC_NOPM, 0, 0,
 363        &wm9712_alc_mux_controls),
 364SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0,
 365        &wm9712_out3_mux_controls),
 366SND_SOC_DAPM_MUX("Speaker Mux", SND_SOC_NOPM, 0, 0,
 367        &wm9712_spk_mux_controls),
 368SND_SOC_DAPM_MUX("Capture Phone Mux", SND_SOC_NOPM, 0, 0,
 369        &wm9712_capture_phone_mux_controls),
 370SND_SOC_DAPM_MUX("Left Capture Select", SND_SOC_NOPM, 0, 0,
 371        &wm9712_capture_selectl_controls),
 372SND_SOC_DAPM_MUX("Right Capture Select", SND_SOC_NOPM, 0, 0,
 373        &wm9712_capture_selectr_controls),
 374SND_SOC_DAPM_MUX("Left Mic Select Source", SND_SOC_NOPM, 0, 0,
 375        &wm9712_mic_src_controls),
 376SND_SOC_DAPM_MUX("Right Mic Select Source", SND_SOC_NOPM, 0, 0,
 377        &wm9712_mic_src_controls),
 378SND_SOC_DAPM_MUX("Differential Source", SND_SOC_NOPM, 0, 0,
 379        &wm9712_diff_sel_controls),
 380SND_SOC_DAPM_MIXER("AC97 Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
 381SND_SOC_DAPM_MIXER("Left HP Mixer", AC97_INT_PAGING, 9, 1,
 382        &wm9712_hpl_mixer_controls[0], ARRAY_SIZE(wm9712_hpl_mixer_controls)),
 383SND_SOC_DAPM_MIXER("Right HP Mixer", AC97_INT_PAGING, 8, 1,
 384        &wm9712_hpr_mixer_controls[0], ARRAY_SIZE(wm9712_hpr_mixer_controls)),
 385SND_SOC_DAPM_MIXER("Phone Mixer", AC97_INT_PAGING, 6, 1,
 386        &wm9712_phone_mixer_controls[0], ARRAY_SIZE(wm9712_phone_mixer_controls)),
 387SND_SOC_DAPM_MIXER("Speaker Mixer", AC97_INT_PAGING, 7, 1,
 388        &wm9712_speaker_mixer_controls[0],
 389        ARRAY_SIZE(wm9712_speaker_mixer_controls)),
 390SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0),
 391SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", AC97_INT_PAGING, 14, 1),
 392SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", AC97_INT_PAGING, 13, 1),
 393SND_SOC_DAPM_DAC("Aux DAC", "Aux Playback", SND_SOC_NOPM, 0, 0),
 394SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", AC97_INT_PAGING, 12, 1),
 395SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", AC97_INT_PAGING, 11, 1),
 396SND_SOC_DAPM_PGA("Headphone PGA", AC97_INT_PAGING, 4, 1, NULL, 0),
 397SND_SOC_DAPM_PGA("Speaker PGA", AC97_INT_PAGING, 3, 1, NULL, 0),
 398SND_SOC_DAPM_PGA("Out 3 PGA", AC97_INT_PAGING, 5, 1, NULL, 0),
 399SND_SOC_DAPM_PGA("Line PGA", AC97_INT_PAGING, 2, 1, NULL, 0),
 400SND_SOC_DAPM_PGA("Phone PGA", AC97_INT_PAGING, 1, 1, NULL, 0),
 401SND_SOC_DAPM_PGA("Mic PGA", AC97_INT_PAGING, 0, 1, NULL, 0),
 402SND_SOC_DAPM_PGA("Differential Mic", SND_SOC_NOPM, 0, 0, NULL, 0),
 403SND_SOC_DAPM_MICBIAS("Mic Bias", AC97_INT_PAGING, 10, 1),
 404SND_SOC_DAPM_OUTPUT("MONOOUT"),
 405SND_SOC_DAPM_OUTPUT("HPOUTL"),
 406SND_SOC_DAPM_OUTPUT("HPOUTR"),
 407SND_SOC_DAPM_OUTPUT("LOUT2"),
 408SND_SOC_DAPM_OUTPUT("ROUT2"),
 409SND_SOC_DAPM_OUTPUT("OUT3"),
 410SND_SOC_DAPM_INPUT("LINEINL"),
 411SND_SOC_DAPM_INPUT("LINEINR"),
 412SND_SOC_DAPM_INPUT("PHONE"),
 413SND_SOC_DAPM_INPUT("PCBEEP"),
 414SND_SOC_DAPM_INPUT("MIC1"),
 415SND_SOC_DAPM_INPUT("MIC2"),
 416};
 417
 418static const struct snd_soc_dapm_route wm9712_audio_map[] = {
 419        /* virtual mixer - mixes left & right channels for spk and mono */
 420        {"AC97 Mixer", NULL, "Left DAC"},
 421        {"AC97 Mixer", NULL, "Right DAC"},
 422
 423        /* Left HP mixer */
 424        {"Left HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
 425        {"Left HP Mixer", "Aux Playback Switch",  "Aux DAC"},
 426        {"Left HP Mixer", "Phone Bypass Switch",  "Phone PGA"},
 427        {"Left HP Mixer", "Line Bypass Switch",   "Line PGA"},
 428        {"Left HP Mixer", "PCM Playback Switch",  "Left DAC"},
 429        {"Left HP Mixer", "Mic Sidetone Switch",  "Mic PGA"},
 430        {"Left HP Mixer", NULL,  "ALC Sidetone Mux"},
 431
 432        /* Right HP mixer */
 433        {"Right HP Mixer", "PCBeep Bypass Switch", "PCBEEP"},
 434        {"Right HP Mixer", "Aux Playback Switch",  "Aux DAC"},
 435        {"Right HP Mixer", "Phone Bypass Switch",  "Phone PGA"},
 436        {"Right HP Mixer", "Line Bypass Switch",   "Line PGA"},
 437        {"Right HP Mixer", "PCM Playback Switch",  "Right DAC"},
 438        {"Right HP Mixer", "Mic Sidetone Switch",  "Mic PGA"},
 439        {"Right HP Mixer", NULL,  "ALC Sidetone Mux"},
 440
 441        /* speaker mixer */
 442        {"Speaker Mixer", "PCBeep Bypass Switch", "PCBEEP"},
 443        {"Speaker Mixer", "Line Bypass Switch",   "Line PGA"},
 444        {"Speaker Mixer", "PCM Playback Switch",  "AC97 Mixer"},
 445        {"Speaker Mixer", "Phone Bypass Switch",  "Phone PGA"},
 446        {"Speaker Mixer", "Aux Playback Switch",  "Aux DAC"},
 447
 448        /* Phone mixer */
 449        {"Phone Mixer", "PCBeep Bypass Switch",  "PCBEEP"},
 450        {"Phone Mixer", "Line Bypass Switch",    "Line PGA"},
 451        {"Phone Mixer", "Aux Playback Switch",   "Aux DAC"},
 452        {"Phone Mixer", "PCM Playback Switch",   "AC97 Mixer"},
 453        {"Phone Mixer", "Mic 1 Sidetone Switch", "Mic PGA"},
 454        {"Phone Mixer", "Mic 2 Sidetone Switch", "Mic PGA"},
 455
 456        /* inputs */
 457        {"Line PGA", NULL, "LINEINL"},
 458        {"Line PGA", NULL, "LINEINR"},
 459        {"Phone PGA", NULL, "PHONE"},
 460        {"Mic PGA", NULL, "MIC1"},
 461        {"Mic PGA", NULL, "MIC2"},
 462
 463        /* microphones */
 464        {"Differential Mic", NULL, "MIC1"},
 465        {"Differential Mic", NULL, "MIC2"},
 466        {"Left Mic Select Source", "Mic 1", "MIC1"},
 467        {"Left Mic Select Source", "Mic 2", "MIC2"},
 468        {"Left Mic Select Source", "Stereo", "MIC1"},
 469        {"Left Mic Select Source", "Differential", "Differential Mic"},
 470        {"Right Mic Select Source", "Mic 1", "MIC1"},
 471        {"Right Mic Select Source", "Mic 2", "MIC2"},
 472        {"Right Mic Select Source", "Stereo", "MIC2"},
 473        {"Right Mic Select Source", "Differential", "Differential Mic"},
 474
 475        /* left capture selector */
 476        {"Left Capture Select", "Mic", "MIC1"},
 477        {"Left Capture Select", "Speaker Mixer", "Speaker Mixer"},
 478        {"Left Capture Select", "Line", "LINEINL"},
 479        {"Left Capture Select", "Headphone Mixer", "Left HP Mixer"},
 480        {"Left Capture Select", "Phone Mixer", "Phone Mixer"},
 481        {"Left Capture Select", "Phone", "PHONE"},
 482
 483        /* right capture selector */
 484        {"Right Capture Select", "Mic", "MIC2"},
 485        {"Right Capture Select", "Speaker Mixer", "Speaker Mixer"},
 486        {"Right Capture Select", "Line", "LINEINR"},
 487        {"Right Capture Select", "Headphone Mixer", "Right HP Mixer"},
 488        {"Right Capture Select", "Phone Mixer", "Phone Mixer"},
 489        {"Right Capture Select", "Phone", "PHONE"},
 490
 491        /* ALC Sidetone */
 492        {"ALC Sidetone Mux", "Stereo", "Left Capture Select"},
 493        {"ALC Sidetone Mux", "Stereo", "Right Capture Select"},
 494        {"ALC Sidetone Mux", "Left", "Left Capture Select"},
 495        {"ALC Sidetone Mux", "Right", "Right Capture Select"},
 496
 497        /* ADC's */
 498        {"Left ADC", NULL, "Left Capture Select"},
 499        {"Right ADC", NULL, "Right Capture Select"},
 500
 501        /* outputs */
 502        {"MONOOUT", NULL, "Phone Mixer"},
 503        {"HPOUTL", NULL, "Headphone PGA"},
 504        {"Headphone PGA", NULL, "Left HP Mixer"},
 505        {"HPOUTR", NULL, "Headphone PGA"},
 506        {"Headphone PGA", NULL, "Right HP Mixer"},
 507
 508        /* mono mixer */
 509        {"Mono Mixer", NULL, "Left HP Mixer"},
 510        {"Mono Mixer", NULL, "Right HP Mixer"},
 511
 512        /* Out3 Mux */
 513        {"Out3 Mux", "Left", "Left HP Mixer"},
 514        {"Out3 Mux", "Mono", "Phone Mixer"},
 515        {"Out3 Mux", "Left + Right", "Mono Mixer"},
 516        {"Out 3 PGA", NULL, "Out3 Mux"},
 517        {"OUT3", NULL, "Out 3 PGA"},
 518
 519        /* speaker Mux */
 520        {"Speaker Mux", "Speaker Mix", "Speaker Mixer"},
 521        {"Speaker Mux", "Headphone Mix", "Mono Mixer"},
 522        {"Speaker PGA", NULL, "Speaker Mux"},
 523        {"LOUT2", NULL, "Speaker PGA"},
 524        {"ROUT2", NULL, "Speaker PGA"},
 525};
 526
 527static int ac97_prepare(struct snd_pcm_substream *substream,
 528                        struct snd_soc_dai *dai)
 529{
 530        struct snd_soc_codec *codec = dai->codec;
 531        int reg;
 532        struct snd_pcm_runtime *runtime = substream->runtime;
 533
 534        snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
 535
 536        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
 537                reg = AC97_PCM_FRONT_DAC_RATE;
 538        else
 539                reg = AC97_PCM_LR_ADC_RATE;
 540
 541        return snd_soc_write(codec, reg, runtime->rate);
 542}
 543
 544static int ac97_aux_prepare(struct snd_pcm_substream *substream,
 545                            struct snd_soc_dai *dai)
 546{
 547        struct snd_soc_codec *codec = dai->codec;
 548        struct snd_pcm_runtime *runtime = substream->runtime;
 549
 550        snd_soc_update_bits(codec, AC97_EXTENDED_STATUS, 0x1, 0x1);
 551        snd_soc_update_bits(codec, AC97_PCI_SID, 0x8000, 0x8000);
 552
 553        if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK)
 554                return -ENODEV;
 555
 556        return snd_soc_write(codec, AC97_PCM_SURR_DAC_RATE, runtime->rate);
 557}
 558
 559#define WM9712_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
 560                SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 |\
 561                SNDRV_PCM_RATE_48000)
 562
 563static const struct snd_soc_dai_ops wm9712_dai_ops_hifi = {
 564        .prepare        = ac97_prepare,
 565};
 566
 567static const struct snd_soc_dai_ops wm9712_dai_ops_aux = {
 568        .prepare        = ac97_aux_prepare,
 569};
 570
 571static struct snd_soc_dai_driver wm9712_dai[] = {
 572{
 573        .name = "wm9712-hifi",
 574        .playback = {
 575                .stream_name = "HiFi Playback",
 576                .channels_min = 1,
 577                .channels_max = 2,
 578                .rates = WM9712_AC97_RATES,
 579                .formats = SND_SOC_STD_AC97_FMTS,},
 580        .capture = {
 581                .stream_name = "HiFi Capture",
 582                .channels_min = 1,
 583                .channels_max = 2,
 584                .rates = WM9712_AC97_RATES,
 585                .formats = SND_SOC_STD_AC97_FMTS,},
 586        .ops = &wm9712_dai_ops_hifi,
 587},
 588{
 589        .name = "wm9712-aux",
 590        .playback = {
 591                .stream_name = "Aux Playback",
 592                .channels_min = 1,
 593                .channels_max = 1,
 594                .rates = WM9712_AC97_RATES,
 595                .formats = SND_SOC_STD_AC97_FMTS,},
 596        .ops = &wm9712_dai_ops_aux,
 597}
 598};
 599
 600static int wm9712_set_bias_level(struct snd_soc_codec *codec,
 601                                 enum snd_soc_bias_level level)
 602{
 603        switch (level) {
 604        case SND_SOC_BIAS_ON:
 605        case SND_SOC_BIAS_PREPARE:
 606                break;
 607        case SND_SOC_BIAS_STANDBY:
 608                snd_soc_write(codec, AC97_POWERDOWN, 0x0000);
 609                break;
 610        case SND_SOC_BIAS_OFF:
 611                /* disable everything including AC link */
 612                snd_soc_write(codec, AC97_EXTENDED_MSTATUS, 0xffff);
 613                snd_soc_write(codec, AC97_POWERDOWN, 0xffff);
 614                break;
 615        }
 616        return 0;
 617}
 618
 619static int wm9712_soc_resume(struct snd_soc_codec *codec)
 620{
 621        struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
 622        int ret;
 623
 624        ret = snd_ac97_reset(wm9712->ac97, true, WM9712_VENDOR_ID,
 625                WM9712_VENDOR_ID_MASK);
 626        if (ret < 0)
 627                return ret;
 628
 629        snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
 630
 631        if (ret == 0)
 632                regcache_sync(codec->component.regmap);
 633
 634        return ret;
 635}
 636
 637static int wm9712_soc_probe(struct snd_soc_codec *codec)
 638{
 639        struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
 640        struct regmap *regmap;
 641        int ret;
 642
 643        if (wm9712->mfd_pdata) {
 644                wm9712->ac97 = wm9712->mfd_pdata->ac97;
 645                regmap = wm9712->mfd_pdata->regmap;
 646        } else {
 647#ifdef CONFIG_SND_SOC_AC97_BUS
 648                wm9712->ac97 = snd_soc_new_ac97_codec(codec, WM9712_VENDOR_ID,
 649                                                      WM9712_VENDOR_ID_MASK);
 650                if (IS_ERR(wm9712->ac97)) {
 651                        ret = PTR_ERR(wm9712->ac97);
 652                        dev_err(codec->dev,
 653                                "Failed to register AC97 codec: %d\n", ret);
 654                        return ret;
 655                }
 656
 657                regmap = regmap_init_ac97(wm9712->ac97, &wm9712_regmap_config);
 658                if (IS_ERR(regmap)) {
 659                        snd_soc_free_ac97_codec(wm9712->ac97);
 660                        return PTR_ERR(regmap);
 661                }
 662#endif
 663        }
 664
 665        snd_soc_codec_init_regmap(codec, regmap);
 666
 667        /* set alc mux to none */
 668        snd_soc_update_bits(codec, AC97_VIDEO, 0x3000, 0x3000);
 669
 670        return 0;
 671}
 672
 673static int wm9712_soc_remove(struct snd_soc_codec *codec)
 674{
 675#ifdef CONFIG_SND_SOC_AC97_BUS
 676        struct wm9712_priv *wm9712 = snd_soc_codec_get_drvdata(codec);
 677
 678        if (!wm9712->mfd_pdata) {
 679                snd_soc_codec_exit_regmap(codec);
 680                snd_soc_free_ac97_codec(wm9712->ac97);
 681        }
 682#endif
 683        return 0;
 684}
 685
 686static const struct snd_soc_codec_driver soc_codec_dev_wm9712 = {
 687        .probe =        wm9712_soc_probe,
 688        .remove =       wm9712_soc_remove,
 689        .resume =       wm9712_soc_resume,
 690        .set_bias_level = wm9712_set_bias_level,
 691        .suspend_bias_off = true,
 692
 693        .component_driver = {
 694                .controls               = wm9712_snd_ac97_controls,
 695                .num_controls           = ARRAY_SIZE(wm9712_snd_ac97_controls),
 696                .dapm_widgets           = wm9712_dapm_widgets,
 697                .num_dapm_widgets       = ARRAY_SIZE(wm9712_dapm_widgets),
 698                .dapm_routes            = wm9712_audio_map,
 699                .num_dapm_routes        = ARRAY_SIZE(wm9712_audio_map),
 700        },
 701};
 702
 703static int wm9712_probe(struct platform_device *pdev)
 704{
 705        struct wm9712_priv *wm9712;
 706
 707        wm9712 = devm_kzalloc(&pdev->dev, sizeof(*wm9712), GFP_KERNEL);
 708        if (wm9712 == NULL)
 709                return -ENOMEM;
 710
 711        mutex_init(&wm9712->lock);
 712
 713        wm9712->mfd_pdata = dev_get_platdata(&pdev->dev);
 714        platform_set_drvdata(pdev, wm9712);
 715
 716        return snd_soc_register_codec(&pdev->dev,
 717                        &soc_codec_dev_wm9712, wm9712_dai, ARRAY_SIZE(wm9712_dai));
 718}
 719
 720static int wm9712_remove(struct platform_device *pdev)
 721{
 722        snd_soc_unregister_codec(&pdev->dev);
 723        return 0;
 724}
 725
 726static struct platform_driver wm9712_codec_driver = {
 727        .driver = {
 728                .name = "wm9712-codec",
 729        },
 730
 731        .probe = wm9712_probe,
 732        .remove = wm9712_remove,
 733};
 734
 735module_platform_driver(wm9712_codec_driver);
 736
 737MODULE_DESCRIPTION("ASoC WM9711/WM9712 driver");
 738MODULE_AUTHOR("Liam Girdwood");
 739MODULE_LICENSE("GPL");
 740