linux/sound/soc/codecs/wm8994.c
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   1/*
   2 * wm8994.c  --  WM8994 ALSA SoC Audio driver
   3 *
   4 * Copyright 2009-12 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/gcd.h>
  20#include <linux/i2c.h>
  21#include <linux/platform_device.h>
  22#include <linux/pm_runtime.h>
  23#include <linux/regulator/consumer.h>
  24#include <linux/slab.h>
  25#include <sound/core.h>
  26#include <sound/jack.h>
  27#include <sound/pcm.h>
  28#include <sound/pcm_params.h>
  29#include <sound/soc.h>
  30#include <sound/initval.h>
  31#include <sound/tlv.h>
  32#include <trace/events/asoc.h>
  33
  34#include <linux/mfd/wm8994/core.h>
  35#include <linux/mfd/wm8994/registers.h>
  36#include <linux/mfd/wm8994/pdata.h>
  37#include <linux/mfd/wm8994/gpio.h>
  38
  39#include "wm8994.h"
  40#include "wm_hubs.h"
  41
  42#define WM1811_JACKDET_MODE_NONE  0x0000
  43#define WM1811_JACKDET_MODE_JACK  0x0100
  44#define WM1811_JACKDET_MODE_MIC   0x0080
  45#define WM1811_JACKDET_MODE_AUDIO 0x0180
  46
  47#define WM8994_NUM_DRC 3
  48#define WM8994_NUM_EQ  3
  49
  50static struct {
  51        unsigned int reg;
  52        unsigned int mask;
  53} wm8994_vu_bits[] = {
  54        { WM8994_LEFT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
  55        { WM8994_RIGHT_LINE_INPUT_1_2_VOLUME, WM8994_IN1_VU },
  56        { WM8994_LEFT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
  57        { WM8994_RIGHT_LINE_INPUT_3_4_VOLUME, WM8994_IN2_VU },
  58        { WM8994_SPEAKER_VOLUME_LEFT, WM8994_SPKOUT_VU },
  59        { WM8994_SPEAKER_VOLUME_RIGHT, WM8994_SPKOUT_VU },
  60        { WM8994_LEFT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
  61        { WM8994_RIGHT_OUTPUT_VOLUME, WM8994_HPOUT1_VU },
  62        { WM8994_LEFT_OPGA_VOLUME, WM8994_MIXOUT_VU },
  63        { WM8994_RIGHT_OPGA_VOLUME, WM8994_MIXOUT_VU },
  64
  65        { WM8994_AIF1_DAC1_LEFT_VOLUME, WM8994_AIF1DAC1_VU },
  66        { WM8994_AIF1_DAC1_RIGHT_VOLUME, WM8994_AIF1DAC1_VU },
  67        { WM8994_AIF1_DAC2_LEFT_VOLUME, WM8994_AIF1DAC2_VU },
  68        { WM8994_AIF1_DAC2_RIGHT_VOLUME, WM8994_AIF1DAC2_VU },
  69        { WM8994_AIF2_DAC_LEFT_VOLUME, WM8994_AIF2DAC_VU },
  70        { WM8994_AIF2_DAC_RIGHT_VOLUME, WM8994_AIF2DAC_VU },
  71        { WM8994_AIF1_ADC1_LEFT_VOLUME, WM8994_AIF1ADC1_VU },
  72        { WM8994_AIF1_ADC1_RIGHT_VOLUME, WM8994_AIF1ADC1_VU },
  73        { WM8994_AIF1_ADC2_LEFT_VOLUME, WM8994_AIF1ADC2_VU },
  74        { WM8994_AIF1_ADC2_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
  75        { WM8994_AIF2_ADC_LEFT_VOLUME, WM8994_AIF2ADC_VU },
  76        { WM8994_AIF2_ADC_RIGHT_VOLUME, WM8994_AIF1ADC2_VU },
  77        { WM8994_DAC1_LEFT_VOLUME, WM8994_DAC1_VU },
  78        { WM8994_DAC1_RIGHT_VOLUME, WM8994_DAC1_VU },
  79        { WM8994_DAC2_LEFT_VOLUME, WM8994_DAC2_VU },
  80        { WM8994_DAC2_RIGHT_VOLUME, WM8994_DAC2_VU },
  81};
  82
  83static int wm8994_drc_base[] = {
  84        WM8994_AIF1_DRC1_1,
  85        WM8994_AIF1_DRC2_1,
  86        WM8994_AIF2_DRC_1,
  87};
  88
  89static int wm8994_retune_mobile_base[] = {
  90        WM8994_AIF1_DAC1_EQ_GAINS_1,
  91        WM8994_AIF1_DAC2_EQ_GAINS_1,
  92        WM8994_AIF2_EQ_GAINS_1,
  93};
  94
  95static const struct wm8958_micd_rate micdet_rates[] = {
  96        { 32768,       true,  1, 4 },
  97        { 32768,       false, 1, 1 },
  98        { 44100 * 256, true,  7, 10 },
  99        { 44100 * 256, false, 7, 10 },
 100};
 101
 102static const struct wm8958_micd_rate jackdet_rates[] = {
 103        { 32768,       true,  0, 1 },
 104        { 32768,       false, 0, 1 },
 105        { 44100 * 256, true,  10, 10 },
 106        { 44100 * 256, false, 7, 8 },
 107};
 108
 109static void wm8958_micd_set_rate(struct snd_soc_codec *codec)
 110{
 111        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 112        struct wm8994 *control = wm8994->wm8994;
 113        int best, i, sysclk, val;
 114        bool idle;
 115        const struct wm8958_micd_rate *rates;
 116        int num_rates;
 117
 118        idle = !wm8994->jack_mic;
 119
 120        sysclk = snd_soc_read(codec, WM8994_CLOCKING_1);
 121        if (sysclk & WM8994_SYSCLK_SRC)
 122                sysclk = wm8994->aifclk[1];
 123        else
 124                sysclk = wm8994->aifclk[0];
 125
 126        if (control->pdata.micd_rates) {
 127                rates = control->pdata.micd_rates;
 128                num_rates = control->pdata.num_micd_rates;
 129        } else if (wm8994->jackdet) {
 130                rates = jackdet_rates;
 131                num_rates = ARRAY_SIZE(jackdet_rates);
 132        } else {
 133                rates = micdet_rates;
 134                num_rates = ARRAY_SIZE(micdet_rates);
 135        }
 136
 137        best = 0;
 138        for (i = 0; i < num_rates; i++) {
 139                if (rates[i].idle != idle)
 140                        continue;
 141                if (abs(rates[i].sysclk - sysclk) <
 142                    abs(rates[best].sysclk - sysclk))
 143                        best = i;
 144                else if (rates[best].idle != idle)
 145                        best = i;
 146        }
 147
 148        val = rates[best].start << WM8958_MICD_BIAS_STARTTIME_SHIFT
 149                | rates[best].rate << WM8958_MICD_RATE_SHIFT;
 150
 151        dev_dbg(codec->dev, "MICD rate %d,%d for %dHz %s\n",
 152                rates[best].start, rates[best].rate, sysclk,
 153                idle ? "idle" : "active");
 154
 155        snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
 156                            WM8958_MICD_BIAS_STARTTIME_MASK |
 157                            WM8958_MICD_RATE_MASK, val);
 158}
 159
 160static int configure_aif_clock(struct snd_soc_codec *codec, int aif)
 161{
 162        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 163        int rate;
 164        int reg1 = 0;
 165        int offset;
 166
 167        if (aif)
 168                offset = 4;
 169        else
 170                offset = 0;
 171
 172        switch (wm8994->sysclk[aif]) {
 173        case WM8994_SYSCLK_MCLK1:
 174                rate = wm8994->mclk[0];
 175                break;
 176
 177        case WM8994_SYSCLK_MCLK2:
 178                reg1 |= 0x8;
 179                rate = wm8994->mclk[1];
 180                break;
 181
 182        case WM8994_SYSCLK_FLL1:
 183                reg1 |= 0x10;
 184                rate = wm8994->fll[0].out;
 185                break;
 186
 187        case WM8994_SYSCLK_FLL2:
 188                reg1 |= 0x18;
 189                rate = wm8994->fll[1].out;
 190                break;
 191
 192        default:
 193                return -EINVAL;
 194        }
 195
 196        if (rate >= 13500000) {
 197                rate /= 2;
 198                reg1 |= WM8994_AIF1CLK_DIV;
 199
 200                dev_dbg(codec->dev, "Dividing AIF%d clock to %dHz\n",
 201                        aif + 1, rate);
 202        }
 203
 204        wm8994->aifclk[aif] = rate;
 205
 206        snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1 + offset,
 207                            WM8994_AIF1CLK_SRC_MASK | WM8994_AIF1CLK_DIV,
 208                            reg1);
 209
 210        return 0;
 211}
 212
 213static int configure_clock(struct snd_soc_codec *codec)
 214{
 215        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 216        int change, new;
 217
 218        /* Bring up the AIF clocks first */
 219        configure_aif_clock(codec, 0);
 220        configure_aif_clock(codec, 1);
 221
 222        /* Then switch CLK_SYS over to the higher of them; a change
 223         * can only happen as a result of a clocking change which can
 224         * only be made outside of DAPM so we can safely redo the
 225         * clocking.
 226         */
 227
 228        /* If they're equal it doesn't matter which is used */
 229        if (wm8994->aifclk[0] == wm8994->aifclk[1]) {
 230                wm8958_micd_set_rate(codec);
 231                return 0;
 232        }
 233
 234        if (wm8994->aifclk[0] < wm8994->aifclk[1])
 235                new = WM8994_SYSCLK_SRC;
 236        else
 237                new = 0;
 238
 239        change = snd_soc_update_bits(codec, WM8994_CLOCKING_1,
 240                                     WM8994_SYSCLK_SRC, new);
 241        if (change)
 242                snd_soc_dapm_sync(&codec->dapm);
 243
 244        wm8958_micd_set_rate(codec);
 245
 246        return 0;
 247}
 248
 249static int check_clk_sys(struct snd_soc_dapm_widget *source,
 250                         struct snd_soc_dapm_widget *sink)
 251{
 252        int reg = snd_soc_read(source->codec, WM8994_CLOCKING_1);
 253        const char *clk;
 254
 255        /* Check what we're currently using for CLK_SYS */
 256        if (reg & WM8994_SYSCLK_SRC)
 257                clk = "AIF2CLK";
 258        else
 259                clk = "AIF1CLK";
 260
 261        return strcmp(source->name, clk) == 0;
 262}
 263
 264static const char *sidetone_hpf_text[] = {
 265        "2.7kHz", "1.35kHz", "675Hz", "370Hz", "180Hz", "90Hz", "45Hz"
 266};
 267
 268static SOC_ENUM_SINGLE_DECL(sidetone_hpf,
 269                            WM8994_SIDETONE, 7, sidetone_hpf_text);
 270
 271static const char *adc_hpf_text[] = {
 272        "HiFi", "Voice 1", "Voice 2", "Voice 3"
 273};
 274
 275static SOC_ENUM_SINGLE_DECL(aif1adc1_hpf,
 276                            WM8994_AIF1_ADC1_FILTERS, 13, adc_hpf_text);
 277
 278static SOC_ENUM_SINGLE_DECL(aif1adc2_hpf,
 279                            WM8994_AIF1_ADC2_FILTERS, 13, adc_hpf_text);
 280
 281static SOC_ENUM_SINGLE_DECL(aif2adc_hpf,
 282                            WM8994_AIF2_ADC_FILTERS, 13, adc_hpf_text);
 283
 284static const DECLARE_TLV_DB_SCALE(aif_tlv, 0, 600, 0);
 285static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
 286static const DECLARE_TLV_DB_SCALE(st_tlv, -3600, 300, 0);
 287static const DECLARE_TLV_DB_SCALE(wm8994_3d_tlv, -1600, 183, 0);
 288static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
 289static const DECLARE_TLV_DB_SCALE(ng_tlv, -10200, 600, 0);
 290static const DECLARE_TLV_DB_SCALE(mixin_boost_tlv, 0, 900, 0);
 291
 292#define WM8994_DRC_SWITCH(xname, reg, shift) \
 293        SOC_SINGLE_EXT(xname, reg, shift, 1, 0, \
 294                snd_soc_get_volsw, wm8994_put_drc_sw)
 295
 296static int wm8994_put_drc_sw(struct snd_kcontrol *kcontrol,
 297                             struct snd_ctl_elem_value *ucontrol)
 298{
 299        struct soc_mixer_control *mc =
 300                (struct soc_mixer_control *)kcontrol->private_value;
 301        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 302        int mask, ret;
 303
 304        /* Can't enable both ADC and DAC paths simultaneously */
 305        if (mc->shift == WM8994_AIF1DAC1_DRC_ENA_SHIFT)
 306                mask = WM8994_AIF1ADC1L_DRC_ENA_MASK |
 307                        WM8994_AIF1ADC1R_DRC_ENA_MASK;
 308        else
 309                mask = WM8994_AIF1DAC1_DRC_ENA_MASK;
 310
 311        ret = snd_soc_read(codec, mc->reg);
 312        if (ret < 0)
 313                return ret;
 314        if (ret & mask)
 315                return -EINVAL;
 316
 317        return snd_soc_put_volsw(kcontrol, ucontrol);
 318}
 319
 320static void wm8994_set_drc(struct snd_soc_codec *codec, int drc)
 321{
 322        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 323        struct wm8994 *control = wm8994->wm8994;
 324        struct wm8994_pdata *pdata = &control->pdata;
 325        int base = wm8994_drc_base[drc];
 326        int cfg = wm8994->drc_cfg[drc];
 327        int save, i;
 328
 329        /* Save any enables; the configuration should clear them. */
 330        save = snd_soc_read(codec, base);
 331        save &= WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
 332                WM8994_AIF1ADC1R_DRC_ENA;
 333
 334        for (i = 0; i < WM8994_DRC_REGS; i++)
 335                snd_soc_update_bits(codec, base + i, 0xffff,
 336                                    pdata->drc_cfgs[cfg].regs[i]);
 337
 338        snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_DRC_ENA |
 339                             WM8994_AIF1ADC1L_DRC_ENA |
 340                             WM8994_AIF1ADC1R_DRC_ENA, save);
 341}
 342
 343/* Icky as hell but saves code duplication */
 344static int wm8994_get_drc(const char *name)
 345{
 346        if (strcmp(name, "AIF1DRC1 Mode") == 0)
 347                return 0;
 348        if (strcmp(name, "AIF1DRC2 Mode") == 0)
 349                return 1;
 350        if (strcmp(name, "AIF2DRC Mode") == 0)
 351                return 2;
 352        return -EINVAL;
 353}
 354
 355static int wm8994_put_drc_enum(struct snd_kcontrol *kcontrol,
 356                               struct snd_ctl_elem_value *ucontrol)
 357{
 358        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 359        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 360        struct wm8994 *control = wm8994->wm8994;
 361        struct wm8994_pdata *pdata = &control->pdata;
 362        int drc = wm8994_get_drc(kcontrol->id.name);
 363        int value = ucontrol->value.integer.value[0];
 364
 365        if (drc < 0)
 366                return drc;
 367
 368        if (value >= pdata->num_drc_cfgs)
 369                return -EINVAL;
 370
 371        wm8994->drc_cfg[drc] = value;
 372
 373        wm8994_set_drc(codec, drc);
 374
 375        return 0;
 376}
 377
 378static int wm8994_get_drc_enum(struct snd_kcontrol *kcontrol,
 379                               struct snd_ctl_elem_value *ucontrol)
 380{
 381        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 382        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 383        int drc = wm8994_get_drc(kcontrol->id.name);
 384
 385        if (drc < 0)
 386                return drc;
 387        ucontrol->value.enumerated.item[0] = wm8994->drc_cfg[drc];
 388
 389        return 0;
 390}
 391
 392static void wm8994_set_retune_mobile(struct snd_soc_codec *codec, int block)
 393{
 394        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 395        struct wm8994 *control = wm8994->wm8994;
 396        struct wm8994_pdata *pdata = &control->pdata;
 397        int base = wm8994_retune_mobile_base[block];
 398        int iface, best, best_val, save, i, cfg;
 399
 400        if (!pdata || !wm8994->num_retune_mobile_texts)
 401                return;
 402
 403        switch (block) {
 404        case 0:
 405        case 1:
 406                iface = 0;
 407                break;
 408        case 2:
 409                iface = 1;
 410                break;
 411        default:
 412                return;
 413        }
 414
 415        /* Find the version of the currently selected configuration
 416         * with the nearest sample rate. */
 417        cfg = wm8994->retune_mobile_cfg[block];
 418        best = 0;
 419        best_val = INT_MAX;
 420        for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
 421                if (strcmp(pdata->retune_mobile_cfgs[i].name,
 422                           wm8994->retune_mobile_texts[cfg]) == 0 &&
 423                    abs(pdata->retune_mobile_cfgs[i].rate
 424                        - wm8994->dac_rates[iface]) < best_val) {
 425                        best = i;
 426                        best_val = abs(pdata->retune_mobile_cfgs[i].rate
 427                                       - wm8994->dac_rates[iface]);
 428                }
 429        }
 430
 431        dev_dbg(codec->dev, "ReTune Mobile %d %s/%dHz for %dHz sample rate\n",
 432                block,
 433                pdata->retune_mobile_cfgs[best].name,
 434                pdata->retune_mobile_cfgs[best].rate,
 435                wm8994->dac_rates[iface]);
 436
 437        /* The EQ will be disabled while reconfiguring it, remember the
 438         * current configuration.
 439         */
 440        save = snd_soc_read(codec, base);
 441        save &= WM8994_AIF1DAC1_EQ_ENA;
 442
 443        for (i = 0; i < WM8994_EQ_REGS; i++)
 444                snd_soc_update_bits(codec, base + i, 0xffff,
 445                                pdata->retune_mobile_cfgs[best].regs[i]);
 446
 447        snd_soc_update_bits(codec, base, WM8994_AIF1DAC1_EQ_ENA, save);
 448}
 449
 450/* Icky as hell but saves code duplication */
 451static int wm8994_get_retune_mobile_block(const char *name)
 452{
 453        if (strcmp(name, "AIF1.1 EQ Mode") == 0)
 454                return 0;
 455        if (strcmp(name, "AIF1.2 EQ Mode") == 0)
 456                return 1;
 457        if (strcmp(name, "AIF2 EQ Mode") == 0)
 458                return 2;
 459        return -EINVAL;
 460}
 461
 462static int wm8994_put_retune_mobile_enum(struct snd_kcontrol *kcontrol,
 463                                         struct snd_ctl_elem_value *ucontrol)
 464{
 465        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 466        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 467        struct wm8994 *control = wm8994->wm8994;
 468        struct wm8994_pdata *pdata = &control->pdata;
 469        int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
 470        int value = ucontrol->value.integer.value[0];
 471
 472        if (block < 0)
 473                return block;
 474
 475        if (value >= pdata->num_retune_mobile_cfgs)
 476                return -EINVAL;
 477
 478        wm8994->retune_mobile_cfg[block] = value;
 479
 480        wm8994_set_retune_mobile(codec, block);
 481
 482        return 0;
 483}
 484
 485static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
 486                                         struct snd_ctl_elem_value *ucontrol)
 487{
 488        struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
 489        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 490        int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
 491
 492        if (block < 0)
 493                return block;
 494
 495        ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
 496
 497        return 0;
 498}
 499
 500static const char *aif_chan_src_text[] = {
 501        "Left", "Right"
 502};
 503
 504static SOC_ENUM_SINGLE_DECL(aif1adcl_src,
 505                            WM8994_AIF1_CONTROL_1, 15, aif_chan_src_text);
 506
 507static SOC_ENUM_SINGLE_DECL(aif1adcr_src,
 508                            WM8994_AIF1_CONTROL_1, 14, aif_chan_src_text);
 509
 510static SOC_ENUM_SINGLE_DECL(aif2adcl_src,
 511                            WM8994_AIF2_CONTROL_1, 15, aif_chan_src_text);
 512
 513static SOC_ENUM_SINGLE_DECL(aif2adcr_src,
 514                            WM8994_AIF2_CONTROL_1, 14, aif_chan_src_text);
 515
 516static SOC_ENUM_SINGLE_DECL(aif1dacl_src,
 517                            WM8994_AIF1_CONTROL_2, 15, aif_chan_src_text);
 518
 519static SOC_ENUM_SINGLE_DECL(aif1dacr_src,
 520                            WM8994_AIF1_CONTROL_2, 14, aif_chan_src_text);
 521
 522static SOC_ENUM_SINGLE_DECL(aif2dacl_src,
 523                            WM8994_AIF2_CONTROL_2, 15, aif_chan_src_text);
 524
 525static SOC_ENUM_SINGLE_DECL(aif2dacr_src,
 526                            WM8994_AIF2_CONTROL_2, 14, aif_chan_src_text);
 527
 528static const char *osr_text[] = {
 529        "Low Power", "High Performance",
 530};
 531
 532static SOC_ENUM_SINGLE_DECL(dac_osr,
 533                            WM8994_OVERSAMPLING, 0, osr_text);
 534
 535static SOC_ENUM_SINGLE_DECL(adc_osr,
 536                            WM8994_OVERSAMPLING, 1, osr_text);
 537
 538static const struct snd_kcontrol_new wm8994_snd_controls[] = {
 539SOC_DOUBLE_R_TLV("AIF1ADC1 Volume", WM8994_AIF1_ADC1_LEFT_VOLUME,
 540                 WM8994_AIF1_ADC1_RIGHT_VOLUME,
 541                 1, 119, 0, digital_tlv),
 542SOC_DOUBLE_R_TLV("AIF1ADC2 Volume", WM8994_AIF1_ADC2_LEFT_VOLUME,
 543                 WM8994_AIF1_ADC2_RIGHT_VOLUME,
 544                 1, 119, 0, digital_tlv),
 545SOC_DOUBLE_R_TLV("AIF2ADC Volume", WM8994_AIF2_ADC_LEFT_VOLUME,
 546                 WM8994_AIF2_ADC_RIGHT_VOLUME,
 547                 1, 119, 0, digital_tlv),
 548
 549SOC_ENUM("AIF1ADCL Source", aif1adcl_src),
 550SOC_ENUM("AIF1ADCR Source", aif1adcr_src),
 551SOC_ENUM("AIF2ADCL Source", aif2adcl_src),
 552SOC_ENUM("AIF2ADCR Source", aif2adcr_src),
 553
 554SOC_ENUM("AIF1DACL Source", aif1dacl_src),
 555SOC_ENUM("AIF1DACR Source", aif1dacr_src),
 556SOC_ENUM("AIF2DACL Source", aif2dacl_src),
 557SOC_ENUM("AIF2DACR Source", aif2dacr_src),
 558
 559SOC_DOUBLE_R_TLV("AIF1DAC1 Volume", WM8994_AIF1_DAC1_LEFT_VOLUME,
 560                 WM8994_AIF1_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
 561SOC_DOUBLE_R_TLV("AIF1DAC2 Volume", WM8994_AIF1_DAC2_LEFT_VOLUME,
 562                 WM8994_AIF1_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
 563SOC_DOUBLE_R_TLV("AIF2DAC Volume", WM8994_AIF2_DAC_LEFT_VOLUME,
 564                 WM8994_AIF2_DAC_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
 565
 566SOC_SINGLE_TLV("AIF1 Boost Volume", WM8994_AIF1_CONTROL_2, 10, 3, 0, aif_tlv),
 567SOC_SINGLE_TLV("AIF2 Boost Volume", WM8994_AIF2_CONTROL_2, 10, 3, 0, aif_tlv),
 568
 569SOC_SINGLE("AIF1DAC1 EQ Switch", WM8994_AIF1_DAC1_EQ_GAINS_1, 0, 1, 0),
 570SOC_SINGLE("AIF1DAC2 EQ Switch", WM8994_AIF1_DAC2_EQ_GAINS_1, 0, 1, 0),
 571SOC_SINGLE("AIF2 EQ Switch", WM8994_AIF2_EQ_GAINS_1, 0, 1, 0),
 572
 573WM8994_DRC_SWITCH("AIF1DAC1 DRC Switch", WM8994_AIF1_DRC1_1, 2),
 574WM8994_DRC_SWITCH("AIF1ADC1L DRC Switch", WM8994_AIF1_DRC1_1, 1),
 575WM8994_DRC_SWITCH("AIF1ADC1R DRC Switch", WM8994_AIF1_DRC1_1, 0),
 576
 577WM8994_DRC_SWITCH("AIF1DAC2 DRC Switch", WM8994_AIF1_DRC2_1, 2),
 578WM8994_DRC_SWITCH("AIF1ADC2L DRC Switch", WM8994_AIF1_DRC2_1, 1),
 579WM8994_DRC_SWITCH("AIF1ADC2R DRC Switch", WM8994_AIF1_DRC2_1, 0),
 580
 581WM8994_DRC_SWITCH("AIF2DAC DRC Switch", WM8994_AIF2_DRC_1, 2),
 582WM8994_DRC_SWITCH("AIF2ADCL DRC Switch", WM8994_AIF2_DRC_1, 1),
 583WM8994_DRC_SWITCH("AIF2ADCR DRC Switch", WM8994_AIF2_DRC_1, 0),
 584
 585SOC_SINGLE_TLV("DAC1 Right Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
 586               5, 12, 0, st_tlv),
 587SOC_SINGLE_TLV("DAC1 Left Sidetone Volume", WM8994_DAC1_MIXER_VOLUMES,
 588               0, 12, 0, st_tlv),
 589SOC_SINGLE_TLV("DAC2 Right Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
 590               5, 12, 0, st_tlv),
 591SOC_SINGLE_TLV("DAC2 Left Sidetone Volume", WM8994_DAC2_MIXER_VOLUMES,
 592               0, 12, 0, st_tlv),
 593SOC_ENUM("Sidetone HPF Mux", sidetone_hpf),
 594SOC_SINGLE("Sidetone HPF Switch", WM8994_SIDETONE, 6, 1, 0),
 595
 596SOC_ENUM("AIF1ADC1 HPF Mode", aif1adc1_hpf),
 597SOC_DOUBLE("AIF1ADC1 HPF Switch", WM8994_AIF1_ADC1_FILTERS, 12, 11, 1, 0),
 598
 599SOC_ENUM("AIF1ADC2 HPF Mode", aif1adc2_hpf),
 600SOC_DOUBLE("AIF1ADC2 HPF Switch", WM8994_AIF1_ADC2_FILTERS, 12, 11, 1, 0),
 601
 602SOC_ENUM("AIF2ADC HPF Mode", aif2adc_hpf),
 603SOC_DOUBLE("AIF2ADC HPF Switch", WM8994_AIF2_ADC_FILTERS, 12, 11, 1, 0),
 604
 605SOC_ENUM("ADC OSR", adc_osr),
 606SOC_ENUM("DAC OSR", dac_osr),
 607
 608SOC_DOUBLE_R_TLV("DAC1 Volume", WM8994_DAC1_LEFT_VOLUME,
 609                 WM8994_DAC1_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
 610SOC_DOUBLE_R("DAC1 Switch", WM8994_DAC1_LEFT_VOLUME,
 611             WM8994_DAC1_RIGHT_VOLUME, 9, 1, 1),
 612
 613SOC_DOUBLE_R_TLV("DAC2 Volume", WM8994_DAC2_LEFT_VOLUME,
 614                 WM8994_DAC2_RIGHT_VOLUME, 1, 96, 0, digital_tlv),
 615SOC_DOUBLE_R("DAC2 Switch", WM8994_DAC2_LEFT_VOLUME,
 616             WM8994_DAC2_RIGHT_VOLUME, 9, 1, 1),
 617
 618SOC_SINGLE_TLV("SPKL DAC2 Volume", WM8994_SPKMIXL_ATTENUATION,
 619               6, 1, 1, wm_hubs_spkmix_tlv),
 620SOC_SINGLE_TLV("SPKL DAC1 Volume", WM8994_SPKMIXL_ATTENUATION,
 621               2, 1, 1, wm_hubs_spkmix_tlv),
 622
 623SOC_SINGLE_TLV("SPKR DAC2 Volume", WM8994_SPKMIXR_ATTENUATION,
 624               6, 1, 1, wm_hubs_spkmix_tlv),
 625SOC_SINGLE_TLV("SPKR DAC1 Volume", WM8994_SPKMIXR_ATTENUATION,
 626               2, 1, 1, wm_hubs_spkmix_tlv),
 627
 628SOC_SINGLE_TLV("AIF1DAC1 3D Stereo Volume", WM8994_AIF1_DAC1_FILTERS_2,
 629               10, 15, 0, wm8994_3d_tlv),
 630SOC_SINGLE("AIF1DAC1 3D Stereo Switch", WM8994_AIF1_DAC1_FILTERS_2,
 631           8, 1, 0),
 632SOC_SINGLE_TLV("AIF1DAC2 3D Stereo Volume", WM8994_AIF1_DAC2_FILTERS_2,
 633               10, 15, 0, wm8994_3d_tlv),
 634SOC_SINGLE("AIF1DAC2 3D Stereo Switch", WM8994_AIF1_DAC2_FILTERS_2,
 635           8, 1, 0),
 636SOC_SINGLE_TLV("AIF2DAC 3D Stereo Volume", WM8994_AIF2_DAC_FILTERS_2,
 637               10, 15, 0, wm8994_3d_tlv),
 638SOC_SINGLE("AIF2DAC 3D Stereo Switch", WM8994_AIF2_DAC_FILTERS_2,
 639           8, 1, 0),
 640};
 641
 642static const struct snd_kcontrol_new wm8994_eq_controls[] = {
 643SOC_SINGLE_TLV("AIF1DAC1 EQ1 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 11, 31, 0,
 644               eq_tlv),
 645SOC_SINGLE_TLV("AIF1DAC1 EQ2 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 6, 31, 0,
 646               eq_tlv),
 647SOC_SINGLE_TLV("AIF1DAC1 EQ3 Volume", WM8994_AIF1_DAC1_EQ_GAINS_1, 1, 31, 0,
 648               eq_tlv),
 649SOC_SINGLE_TLV("AIF1DAC1 EQ4 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 11, 31, 0,
 650               eq_tlv),
 651SOC_SINGLE_TLV("AIF1DAC1 EQ5 Volume", WM8994_AIF1_DAC1_EQ_GAINS_2, 6, 31, 0,
 652               eq_tlv),
 653
 654SOC_SINGLE_TLV("AIF1DAC2 EQ1 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 11, 31, 0,
 655               eq_tlv),
 656SOC_SINGLE_TLV("AIF1DAC2 EQ2 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 6, 31, 0,
 657               eq_tlv),
 658SOC_SINGLE_TLV("AIF1DAC2 EQ3 Volume", WM8994_AIF1_DAC2_EQ_GAINS_1, 1, 31, 0,
 659               eq_tlv),
 660SOC_SINGLE_TLV("AIF1DAC2 EQ4 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 11, 31, 0,
 661               eq_tlv),
 662SOC_SINGLE_TLV("AIF1DAC2 EQ5 Volume", WM8994_AIF1_DAC2_EQ_GAINS_2, 6, 31, 0,
 663               eq_tlv),
 664
 665SOC_SINGLE_TLV("AIF2 EQ1 Volume", WM8994_AIF2_EQ_GAINS_1, 11, 31, 0,
 666               eq_tlv),
 667SOC_SINGLE_TLV("AIF2 EQ2 Volume", WM8994_AIF2_EQ_GAINS_1, 6, 31, 0,
 668               eq_tlv),
 669SOC_SINGLE_TLV("AIF2 EQ3 Volume", WM8994_AIF2_EQ_GAINS_1, 1, 31, 0,
 670               eq_tlv),
 671SOC_SINGLE_TLV("AIF2 EQ4 Volume", WM8994_AIF2_EQ_GAINS_2, 11, 31, 0,
 672               eq_tlv),
 673SOC_SINGLE_TLV("AIF2 EQ5 Volume", WM8994_AIF2_EQ_GAINS_2, 6, 31, 0,
 674               eq_tlv),
 675};
 676
 677static const struct snd_kcontrol_new wm8994_drc_controls[] = {
 678SND_SOC_BYTES_MASK("AIF1.1 DRC", WM8994_AIF1_DRC1_1, 5,
 679                   WM8994_AIF1DAC1_DRC_ENA | WM8994_AIF1ADC1L_DRC_ENA |
 680                   WM8994_AIF1ADC1R_DRC_ENA),
 681SND_SOC_BYTES_MASK("AIF1.2 DRC", WM8994_AIF1_DRC2_1, 5,
 682                   WM8994_AIF1DAC2_DRC_ENA | WM8994_AIF1ADC2L_DRC_ENA |
 683                   WM8994_AIF1ADC2R_DRC_ENA),
 684SND_SOC_BYTES_MASK("AIF2 DRC", WM8994_AIF2_DRC_1, 5,
 685                   WM8994_AIF2DAC_DRC_ENA | WM8994_AIF2ADCL_DRC_ENA |
 686                   WM8994_AIF2ADCR_DRC_ENA),
 687};
 688
 689static const char *wm8958_ng_text[] = {
 690        "30ms", "125ms", "250ms", "500ms",
 691};
 692
 693static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac1_ng_hold,
 694                            WM8958_AIF1_DAC1_NOISE_GATE,
 695                            WM8958_AIF1DAC1_NG_THR_SHIFT,
 696                            wm8958_ng_text);
 697
 698static SOC_ENUM_SINGLE_DECL(wm8958_aif1dac2_ng_hold,
 699                            WM8958_AIF1_DAC2_NOISE_GATE,
 700                            WM8958_AIF1DAC2_NG_THR_SHIFT,
 701                            wm8958_ng_text);
 702
 703static SOC_ENUM_SINGLE_DECL(wm8958_aif2dac_ng_hold,
 704                            WM8958_AIF2_DAC_NOISE_GATE,
 705                            WM8958_AIF2DAC_NG_THR_SHIFT,
 706                            wm8958_ng_text);
 707
 708static const struct snd_kcontrol_new wm8958_snd_controls[] = {
 709SOC_SINGLE_TLV("AIF3 Boost Volume", WM8958_AIF3_CONTROL_2, 10, 3, 0, aif_tlv),
 710
 711SOC_SINGLE("AIF1DAC1 Noise Gate Switch", WM8958_AIF1_DAC1_NOISE_GATE,
 712           WM8958_AIF1DAC1_NG_ENA_SHIFT, 1, 0),
 713SOC_ENUM("AIF1DAC1 Noise Gate Hold Time", wm8958_aif1dac1_ng_hold),
 714SOC_SINGLE_TLV("AIF1DAC1 Noise Gate Threshold Volume",
 715               WM8958_AIF1_DAC1_NOISE_GATE, WM8958_AIF1DAC1_NG_THR_SHIFT,
 716               7, 1, ng_tlv),
 717
 718SOC_SINGLE("AIF1DAC2 Noise Gate Switch", WM8958_AIF1_DAC2_NOISE_GATE,
 719           WM8958_AIF1DAC2_NG_ENA_SHIFT, 1, 0),
 720SOC_ENUM("AIF1DAC2 Noise Gate Hold Time", wm8958_aif1dac2_ng_hold),
 721SOC_SINGLE_TLV("AIF1DAC2 Noise Gate Threshold Volume",
 722               WM8958_AIF1_DAC2_NOISE_GATE, WM8958_AIF1DAC2_NG_THR_SHIFT,
 723               7, 1, ng_tlv),
 724
 725SOC_SINGLE("AIF2DAC Noise Gate Switch", WM8958_AIF2_DAC_NOISE_GATE,
 726           WM8958_AIF2DAC_NG_ENA_SHIFT, 1, 0),
 727SOC_ENUM("AIF2DAC Noise Gate Hold Time", wm8958_aif2dac_ng_hold),
 728SOC_SINGLE_TLV("AIF2DAC Noise Gate Threshold Volume",
 729               WM8958_AIF2_DAC_NOISE_GATE, WM8958_AIF2DAC_NG_THR_SHIFT,
 730               7, 1, ng_tlv),
 731};
 732
 733static const struct snd_kcontrol_new wm1811_snd_controls[] = {
 734SOC_SINGLE_TLV("MIXINL IN1LP Boost Volume", WM8994_INPUT_MIXER_1, 7, 1, 0,
 735               mixin_boost_tlv),
 736SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0,
 737               mixin_boost_tlv),
 738};
 739
 740/* We run all mode setting through a function to enforce audio mode */
 741static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
 742{
 743        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 744
 745        if (!wm8994->jackdet || !wm8994->micdet[0].jack)
 746                return;
 747
 748        if (wm8994->active_refcount)
 749                mode = WM1811_JACKDET_MODE_AUDIO;
 750
 751        if (mode == wm8994->jackdet_mode)
 752                return;
 753
 754        wm8994->jackdet_mode = mode;
 755
 756        /* Always use audio mode to detect while the system is active */
 757        if (mode != WM1811_JACKDET_MODE_NONE)
 758                mode = WM1811_JACKDET_MODE_AUDIO;
 759
 760        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 761                            WM1811_JACKDET_MODE_MASK, mode);
 762}
 763
 764static void active_reference(struct snd_soc_codec *codec)
 765{
 766        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 767
 768        mutex_lock(&wm8994->accdet_lock);
 769
 770        wm8994->active_refcount++;
 771
 772        dev_dbg(codec->dev, "Active refcount incremented, now %d\n",
 773                wm8994->active_refcount);
 774
 775        /* If we're using jack detection go into audio mode */
 776        wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_AUDIO);
 777
 778        mutex_unlock(&wm8994->accdet_lock);
 779}
 780
 781static void active_dereference(struct snd_soc_codec *codec)
 782{
 783        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 784        u16 mode;
 785
 786        mutex_lock(&wm8994->accdet_lock);
 787
 788        wm8994->active_refcount--;
 789
 790        dev_dbg(codec->dev, "Active refcount decremented, now %d\n",
 791                wm8994->active_refcount);
 792
 793        if (wm8994->active_refcount == 0) {
 794                /* Go into appropriate detection only mode */
 795                if (wm8994->jack_mic || wm8994->mic_detecting)
 796                        mode = WM1811_JACKDET_MODE_MIC;
 797                else
 798                        mode = WM1811_JACKDET_MODE_JACK;
 799
 800                wm1811_jackdet_set_mode(codec, mode);
 801        }
 802
 803        mutex_unlock(&wm8994->accdet_lock);
 804}
 805
 806static int clk_sys_event(struct snd_soc_dapm_widget *w,
 807                         struct snd_kcontrol *kcontrol, int event)
 808{
 809        struct snd_soc_codec *codec = w->codec;
 810        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 811
 812        switch (event) {
 813        case SND_SOC_DAPM_PRE_PMU:
 814                return configure_clock(codec);
 815
 816        case SND_SOC_DAPM_POST_PMU:
 817                /*
 818                 * JACKDET won't run until we start the clock and it
 819                 * only reports deltas, make sure we notify the state
 820                 * up the stack on startup.  Use a *very* generous
 821                 * timeout for paranoia, there's no urgency and we
 822                 * don't want false reports.
 823                 */
 824                if (wm8994->jackdet && !wm8994->clk_has_run) {
 825                        queue_delayed_work(system_power_efficient_wq,
 826                                           &wm8994->jackdet_bootstrap,
 827                                           msecs_to_jiffies(1000));
 828                        wm8994->clk_has_run = true;
 829                }
 830                break;
 831
 832        case SND_SOC_DAPM_POST_PMD:
 833                configure_clock(codec);
 834                break;
 835        }
 836
 837        return 0;
 838}
 839
 840static void vmid_reference(struct snd_soc_codec *codec)
 841{
 842        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 843
 844        pm_runtime_get_sync(codec->dev);
 845
 846        wm8994->vmid_refcount++;
 847
 848        dev_dbg(codec->dev, "Referencing VMID, refcount is now %d\n",
 849                wm8994->vmid_refcount);
 850
 851        if (wm8994->vmid_refcount == 1) {
 852                snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
 853                                    WM8994_LINEOUT1_DISCH |
 854                                    WM8994_LINEOUT2_DISCH, 0);
 855
 856                wm_hubs_vmid_ena(codec);
 857
 858                switch (wm8994->vmid_mode) {
 859                default:
 860                        WARN_ON(NULL == "Invalid VMID mode");
 861                case WM8994_VMID_NORMAL:
 862                        /* Startup bias, VMID ramp & buffer */
 863                        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 864                                            WM8994_BIAS_SRC |
 865                                            WM8994_VMID_DISCH |
 866                                            WM8994_STARTUP_BIAS_ENA |
 867                                            WM8994_VMID_BUF_ENA |
 868                                            WM8994_VMID_RAMP_MASK,
 869                                            WM8994_BIAS_SRC |
 870                                            WM8994_STARTUP_BIAS_ENA |
 871                                            WM8994_VMID_BUF_ENA |
 872                                            (0x2 << WM8994_VMID_RAMP_SHIFT));
 873
 874                        /* Main bias enable, VMID=2x40k */
 875                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
 876                                            WM8994_BIAS_ENA |
 877                                            WM8994_VMID_SEL_MASK,
 878                                            WM8994_BIAS_ENA | 0x2);
 879
 880                        msleep(300);
 881
 882                        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 883                                            WM8994_VMID_RAMP_MASK |
 884                                            WM8994_BIAS_SRC,
 885                                            0);
 886                        break;
 887
 888                case WM8994_VMID_FORCE:
 889                        /* Startup bias, slow VMID ramp & buffer */
 890                        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 891                                            WM8994_BIAS_SRC |
 892                                            WM8994_VMID_DISCH |
 893                                            WM8994_STARTUP_BIAS_ENA |
 894                                            WM8994_VMID_BUF_ENA |
 895                                            WM8994_VMID_RAMP_MASK,
 896                                            WM8994_BIAS_SRC |
 897                                            WM8994_STARTUP_BIAS_ENA |
 898                                            WM8994_VMID_BUF_ENA |
 899                                            (0x2 << WM8994_VMID_RAMP_SHIFT));
 900
 901                        /* Main bias enable, VMID=2x40k */
 902                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
 903                                            WM8994_BIAS_ENA |
 904                                            WM8994_VMID_SEL_MASK,
 905                                            WM8994_BIAS_ENA | 0x2);
 906
 907                        msleep(400);
 908
 909                        snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 910                                            WM8994_VMID_RAMP_MASK |
 911                                            WM8994_BIAS_SRC,
 912                                            0);
 913                        break;
 914                }
 915        }
 916}
 917
 918static void vmid_dereference(struct snd_soc_codec *codec)
 919{
 920        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 921
 922        wm8994->vmid_refcount--;
 923
 924        dev_dbg(codec->dev, "Dereferencing VMID, refcount is now %d\n",
 925                wm8994->vmid_refcount);
 926
 927        if (wm8994->vmid_refcount == 0) {
 928                if (wm8994->hubs.lineout1_se)
 929                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
 930                                            WM8994_LINEOUT1N_ENA |
 931                                            WM8994_LINEOUT1P_ENA,
 932                                            WM8994_LINEOUT1N_ENA |
 933                                            WM8994_LINEOUT1P_ENA);
 934
 935                if (wm8994->hubs.lineout2_se)
 936                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
 937                                            WM8994_LINEOUT2N_ENA |
 938                                            WM8994_LINEOUT2P_ENA,
 939                                            WM8994_LINEOUT2N_ENA |
 940                                            WM8994_LINEOUT2P_ENA);
 941
 942                /* Start discharging VMID */
 943                snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 944                                    WM8994_BIAS_SRC |
 945                                    WM8994_VMID_DISCH,
 946                                    WM8994_BIAS_SRC |
 947                                    WM8994_VMID_DISCH);
 948
 949                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
 950                                    WM8994_VMID_SEL_MASK, 0);
 951
 952                msleep(400);
 953
 954                /* Active discharge */
 955                snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
 956                                    WM8994_LINEOUT1_DISCH |
 957                                    WM8994_LINEOUT2_DISCH,
 958                                    WM8994_LINEOUT1_DISCH |
 959                                    WM8994_LINEOUT2_DISCH);
 960
 961                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
 962                                    WM8994_LINEOUT1N_ENA |
 963                                    WM8994_LINEOUT1P_ENA |
 964                                    WM8994_LINEOUT2N_ENA |
 965                                    WM8994_LINEOUT2P_ENA, 0);
 966
 967                /* Switch off startup biases */
 968                snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
 969                                    WM8994_BIAS_SRC |
 970                                    WM8994_STARTUP_BIAS_ENA |
 971                                    WM8994_VMID_BUF_ENA |
 972                                    WM8994_VMID_RAMP_MASK, 0);
 973
 974                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
 975                                    WM8994_VMID_SEL_MASK, 0);
 976        }
 977
 978        pm_runtime_put(codec->dev);
 979}
 980
 981static int vmid_event(struct snd_soc_dapm_widget *w,
 982                      struct snd_kcontrol *kcontrol, int event)
 983{
 984        struct snd_soc_codec *codec = w->codec;
 985
 986        switch (event) {
 987        case SND_SOC_DAPM_PRE_PMU:
 988                vmid_reference(codec);
 989                break;
 990
 991        case SND_SOC_DAPM_POST_PMD:
 992                vmid_dereference(codec);
 993                break;
 994        }
 995
 996        return 0;
 997}
 998
 999static bool wm8994_check_class_w_digital(struct snd_soc_codec *codec)
1000{
1001        int source = 0;  /* GCC flow analysis can't track enable */
1002        int reg, reg_r;
1003
1004        /* We also need the same AIF source for L/R and only one path */
1005        reg = snd_soc_read(codec, WM8994_DAC1_LEFT_MIXER_ROUTING);
1006        switch (reg) {
1007        case WM8994_AIF2DACL_TO_DAC1L:
1008                dev_vdbg(codec->dev, "Class W source AIF2DAC\n");
1009                source = 2 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1010                break;
1011        case WM8994_AIF1DAC2L_TO_DAC1L:
1012                dev_vdbg(codec->dev, "Class W source AIF1DAC2\n");
1013                source = 1 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1014                break;
1015        case WM8994_AIF1DAC1L_TO_DAC1L:
1016                dev_vdbg(codec->dev, "Class W source AIF1DAC1\n");
1017                source = 0 << WM8994_CP_DYN_SRC_SEL_SHIFT;
1018                break;
1019        default:
1020                dev_vdbg(codec->dev, "DAC mixer setting: %x\n", reg);
1021                return false;
1022        }
1023
1024        reg_r = snd_soc_read(codec, WM8994_DAC1_RIGHT_MIXER_ROUTING);
1025        if (reg_r != reg) {
1026                dev_vdbg(codec->dev, "Left and right DAC mixers different\n");
1027                return false;
1028        }
1029
1030        /* Set the source up */
1031        snd_soc_update_bits(codec, WM8994_CLASS_W_1,
1032                            WM8994_CP_DYN_SRC_SEL_MASK, source);
1033
1034        return true;
1035}
1036
1037static int aif1clk_ev(struct snd_soc_dapm_widget *w,
1038                      struct snd_kcontrol *kcontrol, int event)
1039{
1040        struct snd_soc_codec *codec = w->codec;
1041        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1042        struct wm8994 *control = wm8994->wm8994;
1043        int mask = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC1R_ENA;
1044        int i;
1045        int dac;
1046        int adc;
1047        int val;
1048
1049        switch (control->type) {
1050        case WM8994:
1051        case WM8958:
1052                mask |= WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA;
1053                break;
1054        default:
1055                break;
1056        }
1057
1058        switch (event) {
1059        case SND_SOC_DAPM_PRE_PMU:
1060                /* Don't enable timeslot 2 if not in use */
1061                if (wm8994->channels[0] <= 2)
1062                        mask &= ~(WM8994_AIF1DAC2L_ENA | WM8994_AIF1DAC2R_ENA);
1063
1064                val = snd_soc_read(codec, WM8994_AIF1_CONTROL_1);
1065                if ((val & WM8994_AIF1ADCL_SRC) &&
1066                    (val & WM8994_AIF1ADCR_SRC))
1067                        adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA;
1068                else if (!(val & WM8994_AIF1ADCL_SRC) &&
1069                         !(val & WM8994_AIF1ADCR_SRC))
1070                        adc = WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
1071                else
1072                        adc = WM8994_AIF1ADC1R_ENA | WM8994_AIF1ADC2R_ENA |
1073                                WM8994_AIF1ADC1L_ENA | WM8994_AIF1ADC2L_ENA;
1074
1075                val = snd_soc_read(codec, WM8994_AIF1_CONTROL_2);
1076                if ((val & WM8994_AIF1DACL_SRC) &&
1077                    (val & WM8994_AIF1DACR_SRC))
1078                        dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA;
1079                else if (!(val & WM8994_AIF1DACL_SRC) &&
1080                         !(val & WM8994_AIF1DACR_SRC))
1081                        dac = WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
1082                else
1083                        dac = WM8994_AIF1DAC1R_ENA | WM8994_AIF1DAC2R_ENA |
1084                                WM8994_AIF1DAC1L_ENA | WM8994_AIF1DAC2L_ENA;
1085
1086                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
1087                                    mask, adc);
1088                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1089                                    mask, dac);
1090                snd_soc_update_bits(codec, WM8994_CLOCKING_1,
1091                                    WM8994_AIF1DSPCLK_ENA |
1092                                    WM8994_SYSDSPCLK_ENA,
1093                                    WM8994_AIF1DSPCLK_ENA |
1094                                    WM8994_SYSDSPCLK_ENA);
1095                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4, mask,
1096                                    WM8994_AIF1ADC1R_ENA |
1097                                    WM8994_AIF1ADC1L_ENA |
1098                                    WM8994_AIF1ADC2R_ENA |
1099                                    WM8994_AIF1ADC2L_ENA);
1100                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5, mask,
1101                                    WM8994_AIF1DAC1R_ENA |
1102                                    WM8994_AIF1DAC1L_ENA |
1103                                    WM8994_AIF1DAC2R_ENA |
1104                                    WM8994_AIF1DAC2L_ENA);
1105                break;
1106
1107        case SND_SOC_DAPM_POST_PMU:
1108                for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
1109                        snd_soc_write(codec, wm8994_vu_bits[i].reg,
1110                                      snd_soc_read(codec,
1111                                                   wm8994_vu_bits[i].reg));
1112                break;
1113
1114        case SND_SOC_DAPM_PRE_PMD:
1115        case SND_SOC_DAPM_POST_PMD:
1116                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1117                                    mask, 0);
1118                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
1119                                    mask, 0);
1120
1121                val = snd_soc_read(codec, WM8994_CLOCKING_1);
1122                if (val & WM8994_AIF2DSPCLK_ENA)
1123                        val = WM8994_SYSDSPCLK_ENA;
1124                else
1125                        val = 0;
1126                snd_soc_update_bits(codec, WM8994_CLOCKING_1,
1127                                    WM8994_SYSDSPCLK_ENA |
1128                                    WM8994_AIF1DSPCLK_ENA, val);
1129                break;
1130        }
1131
1132        return 0;
1133}
1134
1135static int aif2clk_ev(struct snd_soc_dapm_widget *w,
1136                      struct snd_kcontrol *kcontrol, int event)
1137{
1138        struct snd_soc_codec *codec = w->codec;
1139        int i;
1140        int dac;
1141        int adc;
1142        int val;
1143
1144        switch (event) {
1145        case SND_SOC_DAPM_PRE_PMU:
1146                val = snd_soc_read(codec, WM8994_AIF2_CONTROL_1);
1147                if ((val & WM8994_AIF2ADCL_SRC) &&
1148                    (val & WM8994_AIF2ADCR_SRC))
1149                        adc = WM8994_AIF2ADCR_ENA;
1150                else if (!(val & WM8994_AIF2ADCL_SRC) &&
1151                         !(val & WM8994_AIF2ADCR_SRC))
1152                        adc = WM8994_AIF2ADCL_ENA;
1153                else
1154                        adc = WM8994_AIF2ADCL_ENA | WM8994_AIF2ADCR_ENA;
1155
1156
1157                val = snd_soc_read(codec, WM8994_AIF2_CONTROL_2);
1158                if ((val & WM8994_AIF2DACL_SRC) &&
1159                    (val & WM8994_AIF2DACR_SRC))
1160                        dac = WM8994_AIF2DACR_ENA;
1161                else if (!(val & WM8994_AIF2DACL_SRC) &&
1162                         !(val & WM8994_AIF2DACR_SRC))
1163                        dac = WM8994_AIF2DACL_ENA;
1164                else
1165                        dac = WM8994_AIF2DACL_ENA | WM8994_AIF2DACR_ENA;
1166
1167                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
1168                                    WM8994_AIF2ADCL_ENA |
1169                                    WM8994_AIF2ADCR_ENA, adc);
1170                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1171                                    WM8994_AIF2DACL_ENA |
1172                                    WM8994_AIF2DACR_ENA, dac);
1173                snd_soc_update_bits(codec, WM8994_CLOCKING_1,
1174                                    WM8994_AIF2DSPCLK_ENA |
1175                                    WM8994_SYSDSPCLK_ENA,
1176                                    WM8994_AIF2DSPCLK_ENA |
1177                                    WM8994_SYSDSPCLK_ENA);
1178                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
1179                                    WM8994_AIF2ADCL_ENA |
1180                                    WM8994_AIF2ADCR_ENA,
1181                                    WM8994_AIF2ADCL_ENA |
1182                                    WM8994_AIF2ADCR_ENA);
1183                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1184                                    WM8994_AIF2DACL_ENA |
1185                                    WM8994_AIF2DACR_ENA,
1186                                    WM8994_AIF2DACL_ENA |
1187                                    WM8994_AIF2DACR_ENA);
1188                break;
1189
1190        case SND_SOC_DAPM_POST_PMU:
1191                for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
1192                        snd_soc_write(codec, wm8994_vu_bits[i].reg,
1193                                      snd_soc_read(codec,
1194                                                   wm8994_vu_bits[i].reg));
1195                break;
1196
1197        case SND_SOC_DAPM_PRE_PMD:
1198        case SND_SOC_DAPM_POST_PMD:
1199                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1200                                    WM8994_AIF2DACL_ENA |
1201                                    WM8994_AIF2DACR_ENA, 0);
1202                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_4,
1203                                    WM8994_AIF2ADCL_ENA |
1204                                    WM8994_AIF2ADCR_ENA, 0);
1205
1206                val = snd_soc_read(codec, WM8994_CLOCKING_1);
1207                if (val & WM8994_AIF1DSPCLK_ENA)
1208                        val = WM8994_SYSDSPCLK_ENA;
1209                else
1210                        val = 0;
1211                snd_soc_update_bits(codec, WM8994_CLOCKING_1,
1212                                    WM8994_SYSDSPCLK_ENA |
1213                                    WM8994_AIF2DSPCLK_ENA, val);
1214                break;
1215        }
1216
1217        return 0;
1218}
1219
1220static int aif1clk_late_ev(struct snd_soc_dapm_widget *w,
1221                           struct snd_kcontrol *kcontrol, int event)
1222{
1223        struct snd_soc_codec *codec = w->codec;
1224        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1225
1226        switch (event) {
1227        case SND_SOC_DAPM_PRE_PMU:
1228                wm8994->aif1clk_enable = 1;
1229                break;
1230        case SND_SOC_DAPM_POST_PMD:
1231                wm8994->aif1clk_disable = 1;
1232                break;
1233        }
1234
1235        return 0;
1236}
1237
1238static int aif2clk_late_ev(struct snd_soc_dapm_widget *w,
1239                           struct snd_kcontrol *kcontrol, int event)
1240{
1241        struct snd_soc_codec *codec = w->codec;
1242        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1243
1244        switch (event) {
1245        case SND_SOC_DAPM_PRE_PMU:
1246                wm8994->aif2clk_enable = 1;
1247                break;
1248        case SND_SOC_DAPM_POST_PMD:
1249                wm8994->aif2clk_disable = 1;
1250                break;
1251        }
1252
1253        return 0;
1254}
1255
1256static int late_enable_ev(struct snd_soc_dapm_widget *w,
1257                          struct snd_kcontrol *kcontrol, int event)
1258{
1259        struct snd_soc_codec *codec = w->codec;
1260        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1261
1262        switch (event) {
1263        case SND_SOC_DAPM_PRE_PMU:
1264                if (wm8994->aif1clk_enable) {
1265                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
1266                        snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
1267                                            WM8994_AIF1CLK_ENA_MASK,
1268                                            WM8994_AIF1CLK_ENA);
1269                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
1270                        wm8994->aif1clk_enable = 0;
1271                }
1272                if (wm8994->aif2clk_enable) {
1273                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMU);
1274                        snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1,
1275                                            WM8994_AIF2CLK_ENA_MASK,
1276                                            WM8994_AIF2CLK_ENA);
1277                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMU);
1278                        wm8994->aif2clk_enable = 0;
1279                }
1280                break;
1281        }
1282
1283        /* We may also have postponed startup of DSP, handle that. */
1284        wm8958_aif_ev(w, kcontrol, event);
1285
1286        return 0;
1287}
1288
1289static int late_disable_ev(struct snd_soc_dapm_widget *w,
1290                           struct snd_kcontrol *kcontrol, int event)
1291{
1292        struct snd_soc_codec *codec = w->codec;
1293        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
1294
1295        switch (event) {
1296        case SND_SOC_DAPM_POST_PMD:
1297                if (wm8994->aif1clk_disable) {
1298                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
1299                        snd_soc_update_bits(codec, WM8994_AIF1_CLOCKING_1,
1300                                            WM8994_AIF1CLK_ENA_MASK, 0);
1301                        aif1clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
1302                        wm8994->aif1clk_disable = 0;
1303                }
1304                if (wm8994->aif2clk_disable) {
1305                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_PRE_PMD);
1306                        snd_soc_update_bits(codec, WM8994_AIF2_CLOCKING_1,
1307                                            WM8994_AIF2CLK_ENA_MASK, 0);
1308                        aif2clk_ev(w, kcontrol, SND_SOC_DAPM_POST_PMD);
1309                        wm8994->aif2clk_disable = 0;
1310                }
1311                break;
1312        }
1313
1314        return 0;
1315}
1316
1317static int adc_mux_ev(struct snd_soc_dapm_widget *w,
1318                      struct snd_kcontrol *kcontrol, int event)
1319{
1320        late_enable_ev(w, kcontrol, event);
1321        return 0;
1322}
1323
1324static int micbias_ev(struct snd_soc_dapm_widget *w,
1325                      struct snd_kcontrol *kcontrol, int event)
1326{
1327        late_enable_ev(w, kcontrol, event);
1328        return 0;
1329}
1330
1331static int dac_ev(struct snd_soc_dapm_widget *w,
1332                  struct snd_kcontrol *kcontrol, int event)
1333{
1334        struct snd_soc_codec *codec = w->codec;
1335        unsigned int mask = 1 << w->shift;
1336
1337        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_5,
1338                            mask, mask);
1339        return 0;
1340}
1341
1342static const char *adc_mux_text[] = {
1343        "ADC",
1344        "DMIC",
1345};
1346
1347static SOC_ENUM_SINGLE_DECL(adc_enum,
1348                            0, 0, adc_mux_text);
1349
1350static const struct snd_kcontrol_new adcl_mux =
1351        SOC_DAPM_ENUM_VIRT("ADCL Mux", adc_enum);
1352
1353static const struct snd_kcontrol_new adcr_mux =
1354        SOC_DAPM_ENUM_VIRT("ADCR Mux", adc_enum);
1355
1356static const struct snd_kcontrol_new left_speaker_mixer[] = {
1357SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 9, 1, 0),
1358SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 7, 1, 0),
1359SOC_DAPM_SINGLE("IN1LP Switch", WM8994_SPEAKER_MIXER, 5, 1, 0),
1360SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 3, 1, 0),
1361SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 1, 1, 0),
1362};
1363
1364static const struct snd_kcontrol_new right_speaker_mixer[] = {
1365SOC_DAPM_SINGLE("DAC2 Switch", WM8994_SPEAKER_MIXER, 8, 1, 0),
1366SOC_DAPM_SINGLE("Input Switch", WM8994_SPEAKER_MIXER, 6, 1, 0),
1367SOC_DAPM_SINGLE("IN1RP Switch", WM8994_SPEAKER_MIXER, 4, 1, 0),
1368SOC_DAPM_SINGLE("Output Switch", WM8994_SPEAKER_MIXER, 2, 1, 0),
1369SOC_DAPM_SINGLE("DAC1 Switch", WM8994_SPEAKER_MIXER, 0, 1, 0),
1370};
1371
1372/* Debugging; dump chip status after DAPM transitions */
1373static int post_ev(struct snd_soc_dapm_widget *w,
1374            struct snd_kcontrol *kcontrol, int event)
1375{
1376        struct snd_soc_codec *codec = w->codec;
1377        dev_dbg(codec->dev, "SRC status: %x\n",
1378                snd_soc_read(codec,
1379                             WM8994_RATE_STATUS));
1380        return 0;
1381}
1382
1383static const struct snd_kcontrol_new aif1adc1l_mix[] = {
1384SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1385                1, 1, 0),
1386SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING,
1387                0, 1, 0),
1388};
1389
1390static const struct snd_kcontrol_new aif1adc1r_mix[] = {
1391SOC_DAPM_SINGLE("ADC/DMIC Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1392                1, 1, 0),
1393SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING,
1394                0, 1, 0),
1395};
1396
1397static const struct snd_kcontrol_new aif1adc2l_mix[] = {
1398SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1399                1, 1, 0),
1400SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING,
1401                0, 1, 0),
1402};
1403
1404static const struct snd_kcontrol_new aif1adc2r_mix[] = {
1405SOC_DAPM_SINGLE("DMIC Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1406                1, 1, 0),
1407SOC_DAPM_SINGLE("AIF2 Switch", WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING,
1408                0, 1, 0),
1409};
1410
1411static const struct snd_kcontrol_new aif2dac2l_mix[] = {
1412SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1413                5, 1, 0),
1414SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1415                4, 1, 0),
1416SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1417                2, 1, 0),
1418SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1419                1, 1, 0),
1420SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_LEFT_MIXER_ROUTING,
1421                0, 1, 0),
1422};
1423
1424static const struct snd_kcontrol_new aif2dac2r_mix[] = {
1425SOC_DAPM_SINGLE("Right Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1426                5, 1, 0),
1427SOC_DAPM_SINGLE("Left Sidetone Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1428                4, 1, 0),
1429SOC_DAPM_SINGLE("AIF2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1430                2, 1, 0),
1431SOC_DAPM_SINGLE("AIF1.2 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1432                1, 1, 0),
1433SOC_DAPM_SINGLE("AIF1.1 Switch", WM8994_DAC2_RIGHT_MIXER_ROUTING,
1434                0, 1, 0),
1435};
1436
1437#define WM8994_CLASS_W_SWITCH(xname, reg, shift, max, invert) \
1438        SOC_SINGLE_EXT(xname, reg, shift, max, invert, \
1439                snd_soc_dapm_get_volsw, wm8994_put_class_w)
1440
1441static int wm8994_put_class_w(struct snd_kcontrol *kcontrol,
1442                              struct snd_ctl_elem_value *ucontrol)
1443{
1444        struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol);
1445        int ret;
1446
1447        ret = snd_soc_dapm_put_volsw(kcontrol, ucontrol);
1448
1449        wm_hubs_update_class_w(codec);
1450
1451        return ret;
1452}
1453
1454static const struct snd_kcontrol_new dac1l_mix[] = {
1455WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1456                      5, 1, 0),
1457WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1458                      4, 1, 0),
1459WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1460                      2, 1, 0),
1461WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1462                      1, 1, 0),
1463WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_LEFT_MIXER_ROUTING,
1464                      0, 1, 0),
1465};
1466
1467static const struct snd_kcontrol_new dac1r_mix[] = {
1468WM8994_CLASS_W_SWITCH("Right Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1469                      5, 1, 0),
1470WM8994_CLASS_W_SWITCH("Left Sidetone Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1471                      4, 1, 0),
1472WM8994_CLASS_W_SWITCH("AIF2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1473                      2, 1, 0),
1474WM8994_CLASS_W_SWITCH("AIF1.2 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1475                      1, 1, 0),
1476WM8994_CLASS_W_SWITCH("AIF1.1 Switch", WM8994_DAC1_RIGHT_MIXER_ROUTING,
1477                      0, 1, 0),
1478};
1479
1480static const char *sidetone_text[] = {
1481        "ADC/DMIC1", "DMIC2",
1482};
1483
1484static SOC_ENUM_SINGLE_DECL(sidetone1_enum,
1485                            WM8994_SIDETONE, 0, sidetone_text);
1486
1487static const struct snd_kcontrol_new sidetone1_mux =
1488        SOC_DAPM_ENUM("Left Sidetone Mux", sidetone1_enum);
1489
1490static SOC_ENUM_SINGLE_DECL(sidetone2_enum,
1491                            WM8994_SIDETONE, 1, sidetone_text);
1492
1493static const struct snd_kcontrol_new sidetone2_mux =
1494        SOC_DAPM_ENUM("Right Sidetone Mux", sidetone2_enum);
1495
1496static const char *aif1dac_text[] = {
1497        "AIF1DACDAT", "AIF3DACDAT",
1498};
1499
1500static const char *loopback_text[] = {
1501        "None", "ADCDAT",
1502};
1503
1504static SOC_ENUM_SINGLE_DECL(aif1_loopback_enum,
1505                            WM8994_AIF1_CONTROL_2,
1506                            WM8994_AIF1_LOOPBACK_SHIFT,
1507                            loopback_text);
1508
1509static const struct snd_kcontrol_new aif1_loopback =
1510        SOC_DAPM_ENUM("AIF1 Loopback", aif1_loopback_enum);
1511
1512static SOC_ENUM_SINGLE_DECL(aif2_loopback_enum,
1513                            WM8994_AIF2_CONTROL_2,
1514                            WM8994_AIF2_LOOPBACK_SHIFT,
1515                            loopback_text);
1516
1517static const struct snd_kcontrol_new aif2_loopback =
1518        SOC_DAPM_ENUM("AIF2 Loopback", aif2_loopback_enum);
1519
1520static SOC_ENUM_SINGLE_DECL(aif1dac_enum,
1521                            WM8994_POWER_MANAGEMENT_6, 0, aif1dac_text);
1522
1523static const struct snd_kcontrol_new aif1dac_mux =
1524        SOC_DAPM_ENUM("AIF1DAC Mux", aif1dac_enum);
1525
1526static const char *aif2dac_text[] = {
1527        "AIF2DACDAT", "AIF3DACDAT",
1528};
1529
1530static SOC_ENUM_SINGLE_DECL(aif2dac_enum,
1531                            WM8994_POWER_MANAGEMENT_6, 1, aif2dac_text);
1532
1533static const struct snd_kcontrol_new aif2dac_mux =
1534        SOC_DAPM_ENUM("AIF2DAC Mux", aif2dac_enum);
1535
1536static const char *aif2adc_text[] = {
1537        "AIF2ADCDAT", "AIF3DACDAT",
1538};
1539
1540static SOC_ENUM_SINGLE_DECL(aif2adc_enum,
1541                            WM8994_POWER_MANAGEMENT_6, 2, aif2adc_text);
1542
1543static const struct snd_kcontrol_new aif2adc_mux =
1544        SOC_DAPM_ENUM("AIF2ADC Mux", aif2adc_enum);
1545
1546static const char *aif3adc_text[] = {
1547        "AIF1ADCDAT", "AIF2ADCDAT", "AIF2DACDAT", "Mono PCM",
1548};
1549
1550static SOC_ENUM_SINGLE_DECL(wm8994_aif3adc_enum,
1551                            WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
1552
1553static const struct snd_kcontrol_new wm8994_aif3adc_mux =
1554        SOC_DAPM_ENUM("AIF3ADC Mux", wm8994_aif3adc_enum);
1555
1556static SOC_ENUM_SINGLE_DECL(wm8958_aif3adc_enum,
1557                            WM8994_POWER_MANAGEMENT_6, 3, aif3adc_text);
1558
1559static const struct snd_kcontrol_new wm8958_aif3adc_mux =
1560        SOC_DAPM_ENUM("AIF3ADC Mux", wm8958_aif3adc_enum);
1561
1562static const char *mono_pcm_out_text[] = {
1563        "None", "AIF2ADCL", "AIF2ADCR",
1564};
1565
1566static SOC_ENUM_SINGLE_DECL(mono_pcm_out_enum,
1567                            WM8994_POWER_MANAGEMENT_6, 9, mono_pcm_out_text);
1568
1569static const struct snd_kcontrol_new mono_pcm_out_mux =
1570        SOC_DAPM_ENUM("Mono PCM Out Mux", mono_pcm_out_enum);
1571
1572static const char *aif2dac_src_text[] = {
1573        "AIF2", "AIF3",
1574};
1575
1576/* Note that these two control shouldn't be simultaneously switched to AIF3 */
1577static SOC_ENUM_SINGLE_DECL(aif2dacl_src_enum,
1578                            WM8994_POWER_MANAGEMENT_6, 7, aif2dac_src_text);
1579
1580static const struct snd_kcontrol_new aif2dacl_src_mux =
1581        SOC_DAPM_ENUM("AIF2DACL Mux", aif2dacl_src_enum);
1582
1583static SOC_ENUM_SINGLE_DECL(aif2dacr_src_enum,
1584                            WM8994_POWER_MANAGEMENT_6, 8, aif2dac_src_text);
1585
1586static const struct snd_kcontrol_new aif2dacr_src_mux =
1587        SOC_DAPM_ENUM("AIF2DACR Mux", aif2dacr_src_enum);
1588
1589static const struct snd_soc_dapm_widget wm8994_lateclk_revd_widgets[] = {
1590SND_SOC_DAPM_SUPPLY("AIF1CLK", SND_SOC_NOPM, 0, 0, aif1clk_late_ev,
1591        SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1592SND_SOC_DAPM_SUPPLY("AIF2CLK", SND_SOC_NOPM, 0, 0, aif2clk_late_ev,
1593        SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1594
1595SND_SOC_DAPM_PGA_E("Late DAC1L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1596        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1597SND_SOC_DAPM_PGA_E("Late DAC1R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1598        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1599SND_SOC_DAPM_PGA_E("Late DAC2L Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1600        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1601SND_SOC_DAPM_PGA_E("Late DAC2R Enable PGA", SND_SOC_NOPM, 0, 0, NULL, 0,
1602        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1603SND_SOC_DAPM_PGA_E("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0,
1604        late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1605
1606SND_SOC_DAPM_MIXER_E("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
1607                     left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer),
1608                     late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1609SND_SOC_DAPM_MIXER_E("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
1610                     right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer),
1611                     late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1612SND_SOC_DAPM_MUX_E("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux,
1613                   late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1614SND_SOC_DAPM_MUX_E("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux,
1615                   late_enable_ev, SND_SOC_DAPM_PRE_PMU),
1616
1617SND_SOC_DAPM_POST("Late Disable PGA", late_disable_ev)
1618};
1619
1620static const struct snd_soc_dapm_widget wm8994_lateclk_widgets[] = {
1621SND_SOC_DAPM_SUPPLY("AIF1CLK", WM8994_AIF1_CLOCKING_1, 0, 0, aif1clk_ev,
1622                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1623                    SND_SOC_DAPM_PRE_PMD),
1624SND_SOC_DAPM_SUPPLY("AIF2CLK", WM8994_AIF2_CLOCKING_1, 0, 0, aif2clk_ev,
1625                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1626                    SND_SOC_DAPM_PRE_PMD),
1627SND_SOC_DAPM_PGA("Direct Voice", SND_SOC_NOPM, 0, 0, NULL, 0),
1628SND_SOC_DAPM_MIXER("SPKL", WM8994_POWER_MANAGEMENT_3, 8, 0,
1629                   left_speaker_mixer, ARRAY_SIZE(left_speaker_mixer)),
1630SND_SOC_DAPM_MIXER("SPKR", WM8994_POWER_MANAGEMENT_3, 9, 0,
1631                   right_speaker_mixer, ARRAY_SIZE(right_speaker_mixer)),
1632SND_SOC_DAPM_MUX("Left Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpl_mux),
1633SND_SOC_DAPM_MUX("Right Headphone Mux", SND_SOC_NOPM, 0, 0, &wm_hubs_hpr_mux),
1634};
1635
1636static const struct snd_soc_dapm_widget wm8994_dac_revd_widgets[] = {
1637SND_SOC_DAPM_DAC_E("DAC2L", NULL, SND_SOC_NOPM, 3, 0,
1638        dac_ev, SND_SOC_DAPM_PRE_PMU),
1639SND_SOC_DAPM_DAC_E("DAC2R", NULL, SND_SOC_NOPM, 2, 0,
1640        dac_ev, SND_SOC_DAPM_PRE_PMU),
1641SND_SOC_DAPM_DAC_E("DAC1L", NULL, SND_SOC_NOPM, 1, 0,
1642        dac_ev, SND_SOC_DAPM_PRE_PMU),
1643SND_SOC_DAPM_DAC_E("DAC1R", NULL, SND_SOC_NOPM, 0, 0,
1644        dac_ev, SND_SOC_DAPM_PRE_PMU),
1645};
1646
1647static const struct snd_soc_dapm_widget wm8994_dac_widgets[] = {
1648SND_SOC_DAPM_DAC("DAC2L", NULL, WM8994_POWER_MANAGEMENT_5, 3, 0),
1649SND_SOC_DAPM_DAC("DAC2R", NULL, WM8994_POWER_MANAGEMENT_5, 2, 0),
1650SND_SOC_DAPM_DAC("DAC1L", NULL, WM8994_POWER_MANAGEMENT_5, 1, 0),
1651SND_SOC_DAPM_DAC("DAC1R", NULL, WM8994_POWER_MANAGEMENT_5, 0, 0),
1652};
1653
1654static const struct snd_soc_dapm_widget wm8994_adc_revd_widgets[] = {
1655SND_SOC_DAPM_VIRT_MUX_E("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux,
1656                        adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
1657SND_SOC_DAPM_VIRT_MUX_E("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux,
1658                        adc_mux_ev, SND_SOC_DAPM_PRE_PMU),
1659};
1660
1661static const struct snd_soc_dapm_widget wm8994_adc_widgets[] = {
1662SND_SOC_DAPM_VIRT_MUX("ADCL Mux", WM8994_POWER_MANAGEMENT_4, 1, 0, &adcl_mux),
1663SND_SOC_DAPM_VIRT_MUX("ADCR Mux", WM8994_POWER_MANAGEMENT_4, 0, 0, &adcr_mux),
1664};
1665
1666static const struct snd_soc_dapm_widget wm8994_dapm_widgets[] = {
1667SND_SOC_DAPM_INPUT("DMIC1DAT"),
1668SND_SOC_DAPM_INPUT("DMIC2DAT"),
1669SND_SOC_DAPM_INPUT("Clock"),
1670
1671SND_SOC_DAPM_SUPPLY_S("MICBIAS Supply", 1, SND_SOC_NOPM, 0, 0, micbias_ev,
1672                      SND_SOC_DAPM_PRE_PMU),
1673SND_SOC_DAPM_SUPPLY("VMID", SND_SOC_NOPM, 0, 0, vmid_event,
1674                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
1675
1676SND_SOC_DAPM_SUPPLY("CLK_SYS", SND_SOC_NOPM, 0, 0, clk_sys_event,
1677                    SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1678                    SND_SOC_DAPM_PRE_PMD),
1679
1680SND_SOC_DAPM_SUPPLY("DSP1CLK", SND_SOC_NOPM, 3, 0, NULL, 0),
1681SND_SOC_DAPM_SUPPLY("DSP2CLK", SND_SOC_NOPM, 2, 0, NULL, 0),
1682SND_SOC_DAPM_SUPPLY("DSPINTCLK", SND_SOC_NOPM, 1, 0, NULL, 0),
1683
1684SND_SOC_DAPM_AIF_OUT("AIF1ADC1L", NULL,
1685                     0, SND_SOC_NOPM, 9, 0),
1686SND_SOC_DAPM_AIF_OUT("AIF1ADC1R", NULL,
1687                     0, SND_SOC_NOPM, 8, 0),
1688SND_SOC_DAPM_AIF_IN_E("AIF1DAC1L", NULL, 0,
1689                      SND_SOC_NOPM, 9, 0, wm8958_aif_ev,
1690                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1691SND_SOC_DAPM_AIF_IN_E("AIF1DAC1R", NULL, 0,
1692                      SND_SOC_NOPM, 8, 0, wm8958_aif_ev,
1693                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1694
1695SND_SOC_DAPM_AIF_OUT("AIF1ADC2L", NULL,
1696                     0, SND_SOC_NOPM, 11, 0),
1697SND_SOC_DAPM_AIF_OUT("AIF1ADC2R", NULL,
1698                     0, SND_SOC_NOPM, 10, 0),
1699SND_SOC_DAPM_AIF_IN_E("AIF1DAC2L", NULL, 0,
1700                      SND_SOC_NOPM, 11, 0, wm8958_aif_ev,
1701                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1702SND_SOC_DAPM_AIF_IN_E("AIF1DAC2R", NULL, 0,
1703                      SND_SOC_NOPM, 10, 0, wm8958_aif_ev,
1704                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1705
1706SND_SOC_DAPM_MIXER("AIF1ADC1L Mixer", SND_SOC_NOPM, 0, 0,
1707                   aif1adc1l_mix, ARRAY_SIZE(aif1adc1l_mix)),
1708SND_SOC_DAPM_MIXER("AIF1ADC1R Mixer", SND_SOC_NOPM, 0, 0,
1709                   aif1adc1r_mix, ARRAY_SIZE(aif1adc1r_mix)),
1710
1711SND_SOC_DAPM_MIXER("AIF1ADC2L Mixer", SND_SOC_NOPM, 0, 0,
1712                   aif1adc2l_mix, ARRAY_SIZE(aif1adc2l_mix)),
1713SND_SOC_DAPM_MIXER("AIF1ADC2R Mixer", SND_SOC_NOPM, 0, 0,
1714                   aif1adc2r_mix, ARRAY_SIZE(aif1adc2r_mix)),
1715
1716SND_SOC_DAPM_MIXER("AIF2DAC2L Mixer", SND_SOC_NOPM, 0, 0,
1717                   aif2dac2l_mix, ARRAY_SIZE(aif2dac2l_mix)),
1718SND_SOC_DAPM_MIXER("AIF2DAC2R Mixer", SND_SOC_NOPM, 0, 0,
1719                   aif2dac2r_mix, ARRAY_SIZE(aif2dac2r_mix)),
1720
1721SND_SOC_DAPM_MUX("Left Sidetone", SND_SOC_NOPM, 0, 0, &sidetone1_mux),
1722SND_SOC_DAPM_MUX("Right Sidetone", SND_SOC_NOPM, 0, 0, &sidetone2_mux),
1723
1724SND_SOC_DAPM_MIXER("DAC1L Mixer", SND_SOC_NOPM, 0, 0,
1725                   dac1l_mix, ARRAY_SIZE(dac1l_mix)),
1726SND_SOC_DAPM_MIXER("DAC1R Mixer", SND_SOC_NOPM, 0, 0,
1727                   dac1r_mix, ARRAY_SIZE(dac1r_mix)),
1728
1729SND_SOC_DAPM_AIF_OUT("AIF2ADCL", NULL, 0,
1730                     SND_SOC_NOPM, 13, 0),
1731SND_SOC_DAPM_AIF_OUT("AIF2ADCR", NULL, 0,
1732                     SND_SOC_NOPM, 12, 0),
1733SND_SOC_DAPM_AIF_IN_E("AIF2DACL", NULL, 0,
1734                      SND_SOC_NOPM, 13, 0, wm8958_aif_ev,
1735                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1736SND_SOC_DAPM_AIF_IN_E("AIF2DACR", NULL, 0,
1737                      SND_SOC_NOPM, 12, 0, wm8958_aif_ev,
1738                      SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
1739
1740SND_SOC_DAPM_AIF_IN("AIF1DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1741SND_SOC_DAPM_AIF_IN("AIF2DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1742SND_SOC_DAPM_AIF_OUT("AIF1ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1743SND_SOC_DAPM_AIF_OUT("AIF2ADCDAT",  NULL, 0, SND_SOC_NOPM, 0, 0),
1744
1745SND_SOC_DAPM_MUX("AIF1DAC Mux", SND_SOC_NOPM, 0, 0, &aif1dac_mux),
1746SND_SOC_DAPM_MUX("AIF2DAC Mux", SND_SOC_NOPM, 0, 0, &aif2dac_mux),
1747SND_SOC_DAPM_MUX("AIF2ADC Mux", SND_SOC_NOPM, 0, 0, &aif2adc_mux),
1748
1749SND_SOC_DAPM_AIF_IN("AIF3DACDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1750SND_SOC_DAPM_AIF_OUT("AIF3ADCDAT", NULL, 0, SND_SOC_NOPM, 0, 0),
1751
1752SND_SOC_DAPM_SUPPLY("TOCLK", WM8994_CLOCKING_1, 4, 0, NULL, 0),
1753
1754SND_SOC_DAPM_ADC("DMIC2L", NULL, WM8994_POWER_MANAGEMENT_4, 5, 0),
1755SND_SOC_DAPM_ADC("DMIC2R", NULL, WM8994_POWER_MANAGEMENT_4, 4, 0),
1756SND_SOC_DAPM_ADC("DMIC1L", NULL, WM8994_POWER_MANAGEMENT_4, 3, 0),
1757SND_SOC_DAPM_ADC("DMIC1R", NULL, WM8994_POWER_MANAGEMENT_4, 2, 0),
1758
1759/* Power is done with the muxes since the ADC power also controls the
1760 * downsampling chain, the chip will automatically manage the analogue
1761 * specific portions.
1762 */
1763SND_SOC_DAPM_ADC("ADCL", NULL, SND_SOC_NOPM, 1, 0),
1764SND_SOC_DAPM_ADC("ADCR", NULL, SND_SOC_NOPM, 0, 0),
1765
1766SND_SOC_DAPM_MUX("AIF1 Loopback", SND_SOC_NOPM, 0, 0, &aif1_loopback),
1767SND_SOC_DAPM_MUX("AIF2 Loopback", SND_SOC_NOPM, 0, 0, &aif2_loopback),
1768
1769SND_SOC_DAPM_POST("Debug log", post_ev),
1770};
1771
1772static const struct snd_soc_dapm_widget wm8994_specific_dapm_widgets[] = {
1773SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8994_aif3adc_mux),
1774};
1775
1776static const struct snd_soc_dapm_widget wm8958_dapm_widgets[] = {
1777SND_SOC_DAPM_SUPPLY("AIF3", WM8994_POWER_MANAGEMENT_6, 5, 1, NULL, 0),
1778SND_SOC_DAPM_MUX("Mono PCM Out Mux", SND_SOC_NOPM, 0, 0, &mono_pcm_out_mux),
1779SND_SOC_DAPM_MUX("AIF2DACL Mux", SND_SOC_NOPM, 0, 0, &aif2dacl_src_mux),
1780SND_SOC_DAPM_MUX("AIF2DACR Mux", SND_SOC_NOPM, 0, 0, &aif2dacr_src_mux),
1781SND_SOC_DAPM_MUX("AIF3ADC Mux", SND_SOC_NOPM, 0, 0, &wm8958_aif3adc_mux),
1782};
1783
1784static const struct snd_soc_dapm_route intercon[] = {
1785        { "CLK_SYS", NULL, "AIF1CLK", check_clk_sys },
1786        { "CLK_SYS", NULL, "AIF2CLK", check_clk_sys },
1787
1788        { "DSP1CLK", NULL, "CLK_SYS" },
1789        { "DSP2CLK", NULL, "CLK_SYS" },
1790        { "DSPINTCLK", NULL, "CLK_SYS" },
1791
1792        { "AIF1ADC1L", NULL, "AIF1CLK" },
1793        { "AIF1ADC1L", NULL, "DSP1CLK" },
1794        { "AIF1ADC1R", NULL, "AIF1CLK" },
1795        { "AIF1ADC1R", NULL, "DSP1CLK" },
1796        { "AIF1ADC1R", NULL, "DSPINTCLK" },
1797
1798        { "AIF1DAC1L", NULL, "AIF1CLK" },
1799        { "AIF1DAC1L", NULL, "DSP1CLK" },
1800        { "AIF1DAC1R", NULL, "AIF1CLK" },
1801        { "AIF1DAC1R", NULL, "DSP1CLK" },
1802        { "AIF1DAC1R", NULL, "DSPINTCLK" },
1803
1804        { "AIF1ADC2L", NULL, "AIF1CLK" },
1805        { "AIF1ADC2L", NULL, "DSP1CLK" },
1806        { "AIF1ADC2R", NULL, "AIF1CLK" },
1807        { "AIF1ADC2R", NULL, "DSP1CLK" },
1808        { "AIF1ADC2R", NULL, "DSPINTCLK" },
1809
1810        { "AIF1DAC2L", NULL, "AIF1CLK" },
1811        { "AIF1DAC2L", NULL, "DSP1CLK" },
1812        { "AIF1DAC2R", NULL, "AIF1CLK" },
1813        { "AIF1DAC2R", NULL, "DSP1CLK" },
1814        { "AIF1DAC2R", NULL, "DSPINTCLK" },
1815
1816        { "AIF2ADCL", NULL, "AIF2CLK" },
1817        { "AIF2ADCL", NULL, "DSP2CLK" },
1818        { "AIF2ADCR", NULL, "AIF2CLK" },
1819        { "AIF2ADCR", NULL, "DSP2CLK" },
1820        { "AIF2ADCR", NULL, "DSPINTCLK" },
1821
1822        { "AIF2DACL", NULL, "AIF2CLK" },
1823        { "AIF2DACL", NULL, "DSP2CLK" },
1824        { "AIF2DACR", NULL, "AIF2CLK" },
1825        { "AIF2DACR", NULL, "DSP2CLK" },
1826        { "AIF2DACR", NULL, "DSPINTCLK" },
1827
1828        { "DMIC1L", NULL, "DMIC1DAT" },
1829        { "DMIC1L", NULL, "CLK_SYS" },
1830        { "DMIC1R", NULL, "DMIC1DAT" },
1831        { "DMIC1R", NULL, "CLK_SYS" },
1832        { "DMIC2L", NULL, "DMIC2DAT" },
1833        { "DMIC2L", NULL, "CLK_SYS" },
1834        { "DMIC2R", NULL, "DMIC2DAT" },
1835        { "DMIC2R", NULL, "CLK_SYS" },
1836
1837        { "ADCL", NULL, "AIF1CLK" },
1838        { "ADCL", NULL, "DSP1CLK" },
1839        { "ADCL", NULL, "DSPINTCLK" },
1840
1841        { "ADCR", NULL, "AIF1CLK" },
1842        { "ADCR", NULL, "DSP1CLK" },
1843        { "ADCR", NULL, "DSPINTCLK" },
1844
1845        { "ADCL Mux", "ADC", "ADCL" },
1846        { "ADCL Mux", "DMIC", "DMIC1L" },
1847        { "ADCR Mux", "ADC", "ADCR" },
1848        { "ADCR Mux", "DMIC", "DMIC1R" },
1849
1850        { "DAC1L", NULL, "AIF1CLK" },
1851        { "DAC1L", NULL, "DSP1CLK" },
1852        { "DAC1L", NULL, "DSPINTCLK" },
1853
1854        { "DAC1R", NULL, "AIF1CLK" },
1855        { "DAC1R", NULL, "DSP1CLK" },
1856        { "DAC1R", NULL, "DSPINTCLK" },
1857
1858        { "DAC2L", NULL, "AIF2CLK" },
1859        { "DAC2L", NULL, "DSP2CLK" },
1860        { "DAC2L", NULL, "DSPINTCLK" },
1861
1862        { "DAC2R", NULL, "AIF2DACR" },
1863        { "DAC2R", NULL, "AIF2CLK" },
1864        { "DAC2R", NULL, "DSP2CLK" },
1865        { "DAC2R", NULL, "DSPINTCLK" },
1866
1867        { "TOCLK", NULL, "CLK_SYS" },
1868
1869        { "AIF1DACDAT", NULL, "AIF1 Playback" },
1870        { "AIF2DACDAT", NULL, "AIF2 Playback" },
1871        { "AIF3DACDAT", NULL, "AIF3 Playback" },
1872
1873        { "AIF1 Capture", NULL, "AIF1ADCDAT" },
1874        { "AIF2 Capture", NULL, "AIF2ADCDAT" },
1875        { "AIF3 Capture", NULL, "AIF3ADCDAT" },
1876
1877        /* AIF1 outputs */
1878        { "AIF1ADC1L", NULL, "AIF1ADC1L Mixer" },
1879        { "AIF1ADC1L Mixer", "ADC/DMIC Switch", "ADCL Mux" },
1880        { "AIF1ADC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1881
1882        { "AIF1ADC1R", NULL, "AIF1ADC1R Mixer" },
1883        { "AIF1ADC1R Mixer", "ADC/DMIC Switch", "ADCR Mux" },
1884        { "AIF1ADC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1885
1886        { "AIF1ADC2L", NULL, "AIF1ADC2L Mixer" },
1887        { "AIF1ADC2L Mixer", "DMIC Switch", "DMIC2L" },
1888        { "AIF1ADC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1889
1890        { "AIF1ADC2R", NULL, "AIF1ADC2R Mixer" },
1891        { "AIF1ADC2R Mixer", "DMIC Switch", "DMIC2R" },
1892        { "AIF1ADC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1893
1894        /* Pin level routing for AIF3 */
1895        { "AIF1DAC1L", NULL, "AIF1DAC Mux" },
1896        { "AIF1DAC1R", NULL, "AIF1DAC Mux" },
1897        { "AIF1DAC2L", NULL, "AIF1DAC Mux" },
1898        { "AIF1DAC2R", NULL, "AIF1DAC Mux" },
1899
1900        { "AIF1DAC Mux", "AIF1DACDAT", "AIF1 Loopback" },
1901        { "AIF1DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1902        { "AIF2DAC Mux", "AIF2DACDAT", "AIF2 Loopback" },
1903        { "AIF2DAC Mux", "AIF3DACDAT", "AIF3DACDAT" },
1904        { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCL" },
1905        { "AIF2ADC Mux", "AIF2ADCDAT", "AIF2ADCR" },
1906        { "AIF2ADC Mux", "AIF3DACDAT", "AIF3ADCDAT" },
1907
1908        /* DAC1 inputs */
1909        { "DAC1L Mixer", "AIF2 Switch", "AIF2DACL" },
1910        { "DAC1L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1911        { "DAC1L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1912        { "DAC1L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1913        { "DAC1L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1914
1915        { "DAC1R Mixer", "AIF2 Switch", "AIF2DACR" },
1916        { "DAC1R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1917        { "DAC1R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1918        { "DAC1R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1919        { "DAC1R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1920
1921        /* DAC2/AIF2 outputs  */
1922        { "AIF2ADCL", NULL, "AIF2DAC2L Mixer" },
1923        { "AIF2DAC2L Mixer", "AIF2 Switch", "AIF2DACL" },
1924        { "AIF2DAC2L Mixer", "AIF1.2 Switch", "AIF1DAC2L" },
1925        { "AIF2DAC2L Mixer", "AIF1.1 Switch", "AIF1DAC1L" },
1926        { "AIF2DAC2L Mixer", "Left Sidetone Switch", "Left Sidetone" },
1927        { "AIF2DAC2L Mixer", "Right Sidetone Switch", "Right Sidetone" },
1928
1929        { "AIF2ADCR", NULL, "AIF2DAC2R Mixer" },
1930        { "AIF2DAC2R Mixer", "AIF2 Switch", "AIF2DACR" },
1931        { "AIF2DAC2R Mixer", "AIF1.2 Switch", "AIF1DAC2R" },
1932        { "AIF2DAC2R Mixer", "AIF1.1 Switch", "AIF1DAC1R" },
1933        { "AIF2DAC2R Mixer", "Left Sidetone Switch", "Left Sidetone" },
1934        { "AIF2DAC2R Mixer", "Right Sidetone Switch", "Right Sidetone" },
1935
1936        { "AIF1ADCDAT", NULL, "AIF1ADC1L" },
1937        { "AIF1ADCDAT", NULL, "AIF1ADC1R" },
1938        { "AIF1ADCDAT", NULL, "AIF1ADC2L" },
1939        { "AIF1ADCDAT", NULL, "AIF1ADC2R" },
1940
1941        { "AIF2ADCDAT", NULL, "AIF2ADC Mux" },
1942
1943        /* AIF3 output */
1944        { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1L" },
1945        { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC1R" },
1946        { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2L" },
1947        { "AIF3ADCDAT", "AIF1ADCDAT", "AIF1ADC2R" },
1948        { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCL" },
1949        { "AIF3ADCDAT", "AIF2ADCDAT", "AIF2ADCR" },
1950        { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACL" },
1951        { "AIF3ADCDAT", "AIF2DACDAT", "AIF2DACR" },
1952
1953        /* Loopback */
1954        { "AIF1 Loopback", "ADCDAT", "AIF1ADCDAT" },
1955        { "AIF1 Loopback", "None", "AIF1DACDAT" },
1956        { "AIF2 Loopback", "ADCDAT", "AIF2ADCDAT" },
1957        { "AIF2 Loopback", "None", "AIF2DACDAT" },
1958
1959        /* Sidetone */
1960        { "Left Sidetone", "ADC/DMIC1", "ADCL Mux" },
1961        { "Left Sidetone", "DMIC2", "DMIC2L" },
1962        { "Right Sidetone", "ADC/DMIC1", "ADCR Mux" },
1963        { "Right Sidetone", "DMIC2", "DMIC2R" },
1964
1965        /* Output stages */
1966        { "Left Output Mixer", "DAC Switch", "DAC1L" },
1967        { "Right Output Mixer", "DAC Switch", "DAC1R" },
1968
1969        { "SPKL", "DAC1 Switch", "DAC1L" },
1970        { "SPKL", "DAC2 Switch", "DAC2L" },
1971
1972        { "SPKR", "DAC1 Switch", "DAC1R" },
1973        { "SPKR", "DAC2 Switch", "DAC2R" },
1974
1975        { "Left Headphone Mux", "DAC", "DAC1L" },
1976        { "Right Headphone Mux", "DAC", "DAC1R" },
1977};
1978
1979static const struct snd_soc_dapm_route wm8994_lateclk_revd_intercon[] = {
1980        { "DAC1L", NULL, "Late DAC1L Enable PGA" },
1981        { "Late DAC1L Enable PGA", NULL, "DAC1L Mixer" },
1982        { "DAC1R", NULL, "Late DAC1R Enable PGA" },
1983        { "Late DAC1R Enable PGA", NULL, "DAC1R Mixer" },
1984        { "DAC2L", NULL, "Late DAC2L Enable PGA" },
1985        { "Late DAC2L Enable PGA", NULL, "AIF2DAC2L Mixer" },
1986        { "DAC2R", NULL, "Late DAC2R Enable PGA" },
1987        { "Late DAC2R Enable PGA", NULL, "AIF2DAC2R Mixer" }
1988};
1989
1990static const struct snd_soc_dapm_route wm8994_lateclk_intercon[] = {
1991        { "DAC1L", NULL, "DAC1L Mixer" },
1992        { "DAC1R", NULL, "DAC1R Mixer" },
1993        { "DAC2L", NULL, "AIF2DAC2L Mixer" },
1994        { "DAC2R", NULL, "AIF2DAC2R Mixer" },
1995};
1996
1997static const struct snd_soc_dapm_route wm8994_revd_intercon[] = {
1998        { "AIF1DACDAT", NULL, "AIF2DACDAT" },
1999        { "AIF2DACDAT", NULL, "AIF1DACDAT" },
2000        { "AIF1ADCDAT", NULL, "AIF2ADCDAT" },
2001        { "AIF2ADCDAT", NULL, "AIF1ADCDAT" },
2002        { "MICBIAS1", NULL, "CLK_SYS" },
2003        { "MICBIAS1", NULL, "MICBIAS Supply" },
2004        { "MICBIAS2", NULL, "CLK_SYS" },
2005        { "MICBIAS2", NULL, "MICBIAS Supply" },
2006};
2007
2008static const struct snd_soc_dapm_route wm8994_intercon[] = {
2009        { "AIF2DACL", NULL, "AIF2DAC Mux" },
2010        { "AIF2DACR", NULL, "AIF2DAC Mux" },
2011        { "MICBIAS1", NULL, "VMID" },
2012        { "MICBIAS2", NULL, "VMID" },
2013};
2014
2015static const struct snd_soc_dapm_route wm8958_intercon[] = {
2016        { "AIF2DACL", NULL, "AIF2DACL Mux" },
2017        { "AIF2DACR", NULL, "AIF2DACR Mux" },
2018
2019        { "AIF2DACL Mux", "AIF2", "AIF2DAC Mux" },
2020        { "AIF2DACL Mux", "AIF3", "AIF3DACDAT" },
2021        { "AIF2DACR Mux", "AIF2", "AIF2DAC Mux" },
2022        { "AIF2DACR Mux", "AIF3", "AIF3DACDAT" },
2023
2024        { "AIF3DACDAT", NULL, "AIF3" },
2025        { "AIF3ADCDAT", NULL, "AIF3" },
2026
2027        { "Mono PCM Out Mux", "AIF2ADCL", "AIF2ADCL" },
2028        { "Mono PCM Out Mux", "AIF2ADCR", "AIF2ADCR" },
2029
2030        { "AIF3ADC Mux", "Mono PCM", "Mono PCM Out Mux" },
2031};
2032
2033/* The size in bits of the FLL divide multiplied by 10
2034 * to allow rounding later */
2035#define FIXED_FLL_SIZE ((1 << 16) * 10)
2036
2037struct fll_div {
2038        u16 outdiv;
2039        u16 n;
2040        u16 k;
2041        u16 lambda;
2042        u16 clk_ref_div;
2043        u16 fll_fratio;
2044};
2045
2046static int wm8994_get_fll_config(struct wm8994 *control, struct fll_div *fll,
2047                                 int freq_in, int freq_out)
2048{
2049        u64 Kpart;
2050        unsigned int K, Ndiv, Nmod, gcd_fll;
2051
2052        pr_debug("FLL input=%dHz, output=%dHz\n", freq_in, freq_out);
2053
2054        /* Scale the input frequency down to <= 13.5MHz */
2055        fll->clk_ref_div = 0;
2056        while (freq_in > 13500000) {
2057                fll->clk_ref_div++;
2058                freq_in /= 2;
2059
2060                if (fll->clk_ref_div > 3)
2061                        return -EINVAL;
2062        }
2063        pr_debug("CLK_REF_DIV=%d, Fref=%dHz\n", fll->clk_ref_div, freq_in);
2064
2065        /* Scale the output to give 90MHz<=Fvco<=100MHz */
2066        fll->outdiv = 3;
2067        while (freq_out * (fll->outdiv + 1) < 90000000) {
2068                fll->outdiv++;
2069                if (fll->outdiv > 63)
2070                        return -EINVAL;
2071        }
2072        freq_out *= fll->outdiv + 1;
2073        pr_debug("OUTDIV=%d, Fvco=%dHz\n", fll->outdiv, freq_out);
2074
2075        if (freq_in > 1000000) {
2076                fll->fll_fratio = 0;
2077        } else if (freq_in > 256000) {
2078                fll->fll_fratio = 1;
2079                freq_in *= 2;
2080        } else if (freq_in > 128000) {
2081                fll->fll_fratio = 2;
2082                freq_in *= 4;
2083        } else if (freq_in > 64000) {
2084                fll->fll_fratio = 3;
2085                freq_in *= 8;
2086        } else {
2087                fll->fll_fratio = 4;
2088                freq_in *= 16;
2089        }
2090        pr_debug("FLL_FRATIO=%d, Fref=%dHz\n", fll->fll_fratio, freq_in);
2091
2092        /* Now, calculate N.K */
2093        Ndiv = freq_out / freq_in;
2094
2095        fll->n = Ndiv;
2096        Nmod = freq_out % freq_in;
2097        pr_debug("Nmod=%d\n", Nmod);
2098
2099        switch (control->type) {
2100        case WM8994:
2101                /* Calculate fractional part - scale up so we can round. */
2102                Kpart = FIXED_FLL_SIZE * (long long)Nmod;
2103
2104                do_div(Kpart, freq_in);
2105
2106                K = Kpart & 0xFFFFFFFF;
2107
2108                if ((K % 10) >= 5)
2109                        K += 5;
2110
2111                /* Move down to proper range now rounding is done */
2112                fll->k = K / 10;
2113                fll->lambda = 0;
2114
2115                pr_debug("N=%x K=%x\n", fll->n, fll->k);
2116                break;
2117
2118        default:
2119                gcd_fll = gcd(freq_out, freq_in);
2120
2121                fll->k = (freq_out - (freq_in * fll->n)) / gcd_fll;
2122                fll->lambda = freq_in / gcd_fll;
2123                
2124        }
2125
2126        return 0;
2127}
2128
2129static int _wm8994_set_fll(struct snd_soc_codec *codec, int id, int src,
2130                          unsigned int freq_in, unsigned int freq_out)
2131{
2132        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2133        struct wm8994 *control = wm8994->wm8994;
2134        int reg_offset, ret;
2135        struct fll_div fll;
2136        u16 reg, clk1, aif_reg, aif_src;
2137        unsigned long timeout;
2138        bool was_enabled;
2139
2140        switch (id) {
2141        case WM8994_FLL1:
2142                reg_offset = 0;
2143                id = 0;
2144                aif_src = 0x10;
2145                break;
2146        case WM8994_FLL2:
2147                reg_offset = 0x20;
2148                id = 1;
2149                aif_src = 0x18;
2150                break;
2151        default:
2152                return -EINVAL;
2153        }
2154
2155        reg = snd_soc_read(codec, WM8994_FLL1_CONTROL_1 + reg_offset);
2156        was_enabled = reg & WM8994_FLL1_ENA;
2157
2158        switch (src) {
2159        case 0:
2160                /* Allow no source specification when stopping */
2161                if (freq_out)
2162                        return -EINVAL;
2163                src = wm8994->fll[id].src;
2164                break;
2165        case WM8994_FLL_SRC_MCLK1:
2166        case WM8994_FLL_SRC_MCLK2:
2167        case WM8994_FLL_SRC_LRCLK:
2168        case WM8994_FLL_SRC_BCLK:
2169                break;
2170        case WM8994_FLL_SRC_INTERNAL:
2171                freq_in = 12000000;
2172                freq_out = 12000000;
2173                break;
2174        default:
2175                return -EINVAL;
2176        }
2177
2178        /* Are we changing anything? */
2179        if (wm8994->fll[id].src == src &&
2180            wm8994->fll[id].in == freq_in && wm8994->fll[id].out == freq_out)
2181                return 0;
2182
2183        /* If we're stopping the FLL redo the old config - no
2184         * registers will actually be written but we avoid GCC flow
2185         * analysis bugs spewing warnings.
2186         */
2187        if (freq_out)
2188                ret = wm8994_get_fll_config(control, &fll, freq_in, freq_out);
2189        else
2190                ret = wm8994_get_fll_config(control, &fll, wm8994->fll[id].in,
2191                                            wm8994->fll[id].out);
2192        if (ret < 0)
2193                return ret;
2194
2195        /* Make sure that we're not providing SYSCLK right now */
2196        clk1 = snd_soc_read(codec, WM8994_CLOCKING_1);
2197        if (clk1 & WM8994_SYSCLK_SRC)
2198                aif_reg = WM8994_AIF2_CLOCKING_1;
2199        else
2200                aif_reg = WM8994_AIF1_CLOCKING_1;
2201        reg = snd_soc_read(codec, aif_reg);
2202
2203        if ((reg & WM8994_AIF1CLK_ENA) &&
2204            (reg & WM8994_AIF1CLK_SRC_MASK) == aif_src) {
2205                dev_err(codec->dev, "FLL%d is currently providing SYSCLK\n",
2206                        id + 1);
2207                return -EBUSY;
2208        }
2209
2210        /* We always need to disable the FLL while reconfiguring */
2211        snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset,
2212                            WM8994_FLL1_ENA, 0);
2213
2214        if (wm8994->fll_byp && src == WM8994_FLL_SRC_BCLK &&
2215            freq_in == freq_out && freq_out) {
2216                dev_dbg(codec->dev, "Bypassing FLL%d\n", id + 1);
2217                snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset,
2218                                    WM8958_FLL1_BYP, WM8958_FLL1_BYP);
2219                goto out;
2220        }
2221
2222        reg = (fll.outdiv << WM8994_FLL1_OUTDIV_SHIFT) |
2223                (fll.fll_fratio << WM8994_FLL1_FRATIO_SHIFT);
2224        snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_2 + reg_offset,
2225                            WM8994_FLL1_OUTDIV_MASK |
2226                            WM8994_FLL1_FRATIO_MASK, reg);
2227
2228        snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_3 + reg_offset,
2229                            WM8994_FLL1_K_MASK, fll.k);
2230
2231        snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_4 + reg_offset,
2232                            WM8994_FLL1_N_MASK,
2233                            fll.n << WM8994_FLL1_N_SHIFT);
2234
2235        if (fll.lambda) {
2236                snd_soc_update_bits(codec, WM8958_FLL1_EFS_1 + reg_offset,
2237                                    WM8958_FLL1_LAMBDA_MASK,
2238                                    fll.lambda);
2239                snd_soc_update_bits(codec, WM8958_FLL1_EFS_2 + reg_offset,
2240                                    WM8958_FLL1_EFS_ENA, WM8958_FLL1_EFS_ENA);
2241        } else {
2242                snd_soc_update_bits(codec, WM8958_FLL1_EFS_2 + reg_offset,
2243                                    WM8958_FLL1_EFS_ENA, 0);
2244        }
2245
2246        snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_5 + reg_offset,
2247                            WM8994_FLL1_FRC_NCO | WM8958_FLL1_BYP |
2248                            WM8994_FLL1_REFCLK_DIV_MASK |
2249                            WM8994_FLL1_REFCLK_SRC_MASK,
2250                            ((src == WM8994_FLL_SRC_INTERNAL)
2251                             << WM8994_FLL1_FRC_NCO_SHIFT) |
2252                            (fll.clk_ref_div << WM8994_FLL1_REFCLK_DIV_SHIFT) |
2253                            (src - 1));
2254
2255        /* Clear any pending completion from a previous failure */
2256        try_wait_for_completion(&wm8994->fll_locked[id]);
2257
2258        /* Enable (with fractional mode if required) */
2259        if (freq_out) {
2260                /* Enable VMID if we need it */
2261                if (!was_enabled) {
2262                        active_reference(codec);
2263
2264                        switch (control->type) {
2265                        case WM8994:
2266                                vmid_reference(codec);
2267                                break;
2268                        case WM8958:
2269                                if (control->revision < 1)
2270                                        vmid_reference(codec);
2271                                break;
2272                        default:
2273                                break;
2274                        }
2275                }
2276
2277                reg = WM8994_FLL1_ENA;
2278
2279                if (fll.k)
2280                        reg |= WM8994_FLL1_FRAC;
2281                if (src == WM8994_FLL_SRC_INTERNAL)
2282                        reg |= WM8994_FLL1_OSC_ENA;
2283
2284                snd_soc_update_bits(codec, WM8994_FLL1_CONTROL_1 + reg_offset,
2285                                    WM8994_FLL1_ENA | WM8994_FLL1_OSC_ENA |
2286                                    WM8994_FLL1_FRAC, reg);
2287
2288                if (wm8994->fll_locked_irq) {
2289                        timeout = wait_for_completion_timeout(&wm8994->fll_locked[id],
2290                                                              msecs_to_jiffies(10));
2291                        if (timeout == 0)
2292                                dev_warn(codec->dev,
2293                                         "Timed out waiting for FLL lock\n");
2294                } else {
2295                        msleep(5);
2296                }
2297        } else {
2298                if (was_enabled) {
2299                        switch (control->type) {
2300                        case WM8994:
2301                                vmid_dereference(codec);
2302                                break;
2303                        case WM8958:
2304                                if (control->revision < 1)
2305                                        vmid_dereference(codec);
2306                                break;
2307                        default:
2308                                break;
2309                        }
2310
2311                        active_dereference(codec);
2312                }
2313        }
2314
2315out:
2316        wm8994->fll[id].in = freq_in;
2317        wm8994->fll[id].out = freq_out;
2318        wm8994->fll[id].src = src;
2319
2320        configure_clock(codec);
2321
2322        /*
2323         * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
2324         * for detection.
2325         */
2326        if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
2327                dev_dbg(codec->dev, "Configuring AIFs for 128fs\n");
2328
2329                wm8994->aifdiv[0] = snd_soc_read(codec, WM8994_AIF1_RATE)
2330                        & WM8994_AIF1CLK_RATE_MASK;
2331                wm8994->aifdiv[1] = snd_soc_read(codec, WM8994_AIF2_RATE)
2332                        & WM8994_AIF1CLK_RATE_MASK;
2333
2334                snd_soc_update_bits(codec, WM8994_AIF1_RATE,
2335                                    WM8994_AIF1CLK_RATE_MASK, 0x1);
2336                snd_soc_update_bits(codec, WM8994_AIF2_RATE,
2337                                    WM8994_AIF2CLK_RATE_MASK, 0x1);
2338        } else if (wm8994->aifdiv[0]) {
2339                snd_soc_update_bits(codec, WM8994_AIF1_RATE,
2340                                    WM8994_AIF1CLK_RATE_MASK,
2341                                    wm8994->aifdiv[0]);
2342                snd_soc_update_bits(codec, WM8994_AIF2_RATE,
2343                                    WM8994_AIF2CLK_RATE_MASK,
2344                                    wm8994->aifdiv[1]);
2345
2346                wm8994->aifdiv[0] = 0;
2347                wm8994->aifdiv[1] = 0;
2348        }
2349
2350        return 0;
2351}
2352
2353static irqreturn_t wm8994_fll_locked_irq(int irq, void *data)
2354{
2355        struct completion *completion = data;
2356
2357        complete(completion);
2358
2359        return IRQ_HANDLED;
2360}
2361
2362static int opclk_divs[] = { 10, 20, 30, 40, 55, 60, 80, 120, 160 };
2363
2364static int wm8994_set_fll(struct snd_soc_dai *dai, int id, int src,
2365                          unsigned int freq_in, unsigned int freq_out)
2366{
2367        return _wm8994_set_fll(dai->codec, id, src, freq_in, freq_out);
2368}
2369
2370static int wm8994_set_dai_sysclk(struct snd_soc_dai *dai,
2371                int clk_id, unsigned int freq, int dir)
2372{
2373        struct snd_soc_codec *codec = dai->codec;
2374        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2375        int i;
2376
2377        switch (dai->id) {
2378        case 1:
2379        case 2:
2380                break;
2381
2382        default:
2383                /* AIF3 shares clocking with AIF1/2 */
2384                return -EINVAL;
2385        }
2386
2387        switch (clk_id) {
2388        case WM8994_SYSCLK_MCLK1:
2389                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK1;
2390                wm8994->mclk[0] = freq;
2391                dev_dbg(dai->dev, "AIF%d using MCLK1 at %uHz\n",
2392                        dai->id, freq);
2393                break;
2394
2395        case WM8994_SYSCLK_MCLK2:
2396                /* TODO: Set GPIO AF */
2397                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_MCLK2;
2398                wm8994->mclk[1] = freq;
2399                dev_dbg(dai->dev, "AIF%d using MCLK2 at %uHz\n",
2400                        dai->id, freq);
2401                break;
2402
2403        case WM8994_SYSCLK_FLL1:
2404                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL1;
2405                dev_dbg(dai->dev, "AIF%d using FLL1\n", dai->id);
2406                break;
2407
2408        case WM8994_SYSCLK_FLL2:
2409                wm8994->sysclk[dai->id - 1] = WM8994_SYSCLK_FLL2;
2410                dev_dbg(dai->dev, "AIF%d using FLL2\n", dai->id);
2411                break;
2412
2413        case WM8994_SYSCLK_OPCLK:
2414                /* Special case - a division (times 10) is given and
2415                 * no effect on main clocking.
2416                 */
2417                if (freq) {
2418                        for (i = 0; i < ARRAY_SIZE(opclk_divs); i++)
2419                                if (opclk_divs[i] == freq)
2420                                        break;
2421                        if (i == ARRAY_SIZE(opclk_divs))
2422                                return -EINVAL;
2423                        snd_soc_update_bits(codec, WM8994_CLOCKING_2,
2424                                            WM8994_OPCLK_DIV_MASK, i);
2425                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
2426                                            WM8994_OPCLK_ENA, WM8994_OPCLK_ENA);
2427                } else {
2428                        snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_2,
2429                                            WM8994_OPCLK_ENA, 0);
2430                }
2431
2432        default:
2433                return -EINVAL;
2434        }
2435
2436        configure_clock(codec);
2437
2438        /*
2439         * If SYSCLK will be less than 50kHz adjust AIFnCLK dividers
2440         * for detection.
2441         */
2442        if (max(wm8994->aifclk[0], wm8994->aifclk[1]) < 50000) {
2443                dev_dbg(codec->dev, "Configuring AIFs for 128fs\n");
2444
2445                wm8994->aifdiv[0] = snd_soc_read(codec, WM8994_AIF1_RATE)
2446                        & WM8994_AIF1CLK_RATE_MASK;
2447                wm8994->aifdiv[1] = snd_soc_read(codec, WM8994_AIF2_RATE)
2448                        & WM8994_AIF1CLK_RATE_MASK;
2449
2450                snd_soc_update_bits(codec, WM8994_AIF1_RATE,
2451                                    WM8994_AIF1CLK_RATE_MASK, 0x1);
2452                snd_soc_update_bits(codec, WM8994_AIF2_RATE,
2453                                    WM8994_AIF2CLK_RATE_MASK, 0x1);
2454        } else if (wm8994->aifdiv[0]) {
2455                snd_soc_update_bits(codec, WM8994_AIF1_RATE,
2456                                    WM8994_AIF1CLK_RATE_MASK,
2457                                    wm8994->aifdiv[0]);
2458                snd_soc_update_bits(codec, WM8994_AIF2_RATE,
2459                                    WM8994_AIF2CLK_RATE_MASK,
2460                                    wm8994->aifdiv[1]);
2461
2462                wm8994->aifdiv[0] = 0;
2463                wm8994->aifdiv[1] = 0;
2464        }
2465
2466        return 0;
2467}
2468
2469static int wm8994_set_bias_level(struct snd_soc_codec *codec,
2470                                 enum snd_soc_bias_level level)
2471{
2472        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2473        struct wm8994 *control = wm8994->wm8994;
2474
2475        wm_hubs_set_bias_level(codec, level);
2476
2477        switch (level) {
2478        case SND_SOC_BIAS_ON:
2479                break;
2480
2481        case SND_SOC_BIAS_PREPARE:
2482                /* MICBIAS into regulating mode */
2483                switch (control->type) {
2484                case WM8958:
2485                case WM1811:
2486                        snd_soc_update_bits(codec, WM8958_MICBIAS1,
2487                                            WM8958_MICB1_MODE, 0);
2488                        snd_soc_update_bits(codec, WM8958_MICBIAS2,
2489                                            WM8958_MICB2_MODE, 0);
2490                        break;
2491                default:
2492                        break;
2493                }
2494
2495                if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY)
2496                        active_reference(codec);
2497                break;
2498
2499        case SND_SOC_BIAS_STANDBY:
2500                if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
2501                        switch (control->type) {
2502                        case WM8958:
2503                                if (control->revision == 0) {
2504                                        /* Optimise performance for rev A */
2505                                        snd_soc_update_bits(codec,
2506                                                            WM8958_CHARGE_PUMP_2,
2507                                                            WM8958_CP_DISCH,
2508                                                            WM8958_CP_DISCH);
2509                                }
2510                                break;
2511
2512                        default:
2513                                break;
2514                        }
2515
2516                        /* Discharge LINEOUT1 & 2 */
2517                        snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
2518                                            WM8994_LINEOUT1_DISCH |
2519                                            WM8994_LINEOUT2_DISCH,
2520                                            WM8994_LINEOUT1_DISCH |
2521                                            WM8994_LINEOUT2_DISCH);
2522                }
2523
2524                if (codec->dapm.bias_level == SND_SOC_BIAS_PREPARE)
2525                        active_dereference(codec);
2526
2527                /* MICBIAS into bypass mode on newer devices */
2528                switch (control->type) {
2529                case WM8958:
2530                case WM1811:
2531                        snd_soc_update_bits(codec, WM8958_MICBIAS1,
2532                                            WM8958_MICB1_MODE,
2533                                            WM8958_MICB1_MODE);
2534                        snd_soc_update_bits(codec, WM8958_MICBIAS2,
2535                                            WM8958_MICB2_MODE,
2536                                            WM8958_MICB2_MODE);
2537                        break;
2538                default:
2539                        break;
2540                }
2541                break;
2542
2543        case SND_SOC_BIAS_OFF:
2544                if (codec->dapm.bias_level == SND_SOC_BIAS_STANDBY)
2545                        wm8994->cur_fw = NULL;
2546                break;
2547        }
2548
2549        codec->dapm.bias_level = level;
2550
2551        return 0;
2552}
2553
2554int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode)
2555{
2556        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2557
2558        switch (mode) {
2559        case WM8994_VMID_NORMAL:
2560                if (wm8994->hubs.lineout1_se) {
2561                        snd_soc_dapm_disable_pin(&codec->dapm,
2562                                                 "LINEOUT1N Driver");
2563                        snd_soc_dapm_disable_pin(&codec->dapm,
2564                                                 "LINEOUT1P Driver");
2565                }
2566                if (wm8994->hubs.lineout2_se) {
2567                        snd_soc_dapm_disable_pin(&codec->dapm,
2568                                                 "LINEOUT2N Driver");
2569                        snd_soc_dapm_disable_pin(&codec->dapm,
2570                                                 "LINEOUT2P Driver");
2571                }
2572
2573                /* Do the sync with the old mode to allow it to clean up */
2574                snd_soc_dapm_sync(&codec->dapm);
2575                wm8994->vmid_mode = mode;
2576                break;
2577
2578        case WM8994_VMID_FORCE:
2579                if (wm8994->hubs.lineout1_se) {
2580                        snd_soc_dapm_force_enable_pin(&codec->dapm,
2581                                                      "LINEOUT1N Driver");
2582                        snd_soc_dapm_force_enable_pin(&codec->dapm,
2583                                                      "LINEOUT1P Driver");
2584                }
2585                if (wm8994->hubs.lineout2_se) {
2586                        snd_soc_dapm_force_enable_pin(&codec->dapm,
2587                                                      "LINEOUT2N Driver");
2588                        snd_soc_dapm_force_enable_pin(&codec->dapm,
2589                                                      "LINEOUT2P Driver");
2590                }
2591
2592                wm8994->vmid_mode = mode;
2593                snd_soc_dapm_sync(&codec->dapm);
2594                break;
2595
2596        default:
2597                return -EINVAL;
2598        }
2599
2600        return 0;
2601}
2602
2603static int wm8994_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
2604{
2605        struct snd_soc_codec *codec = dai->codec;
2606        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2607        struct wm8994 *control = wm8994->wm8994;
2608        int ms_reg;
2609        int aif1_reg;
2610        int dac_reg;
2611        int adc_reg;
2612        int ms = 0;
2613        int aif1 = 0;
2614        int lrclk = 0;
2615
2616        switch (dai->id) {
2617        case 1:
2618                ms_reg = WM8994_AIF1_MASTER_SLAVE;
2619                aif1_reg = WM8994_AIF1_CONTROL_1;
2620                dac_reg = WM8994_AIF1DAC_LRCLK;
2621                adc_reg = WM8994_AIF1ADC_LRCLK;
2622                break;
2623        case 2:
2624                ms_reg = WM8994_AIF2_MASTER_SLAVE;
2625                aif1_reg = WM8994_AIF2_CONTROL_1;
2626                dac_reg = WM8994_AIF1DAC_LRCLK;
2627                adc_reg = WM8994_AIF1ADC_LRCLK;
2628                break;
2629        default:
2630                return -EINVAL;
2631        }
2632
2633        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
2634        case SND_SOC_DAIFMT_CBS_CFS:
2635                break;
2636        case SND_SOC_DAIFMT_CBM_CFM:
2637                ms = WM8994_AIF1_MSTR;
2638                break;
2639        default:
2640                return -EINVAL;
2641        }
2642
2643        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2644        case SND_SOC_DAIFMT_DSP_B:
2645                aif1 |= WM8994_AIF1_LRCLK_INV;
2646                lrclk |= WM8958_AIF1_LRCLK_INV;
2647        case SND_SOC_DAIFMT_DSP_A:
2648                aif1 |= 0x18;
2649                break;
2650        case SND_SOC_DAIFMT_I2S:
2651                aif1 |= 0x10;
2652                break;
2653        case SND_SOC_DAIFMT_RIGHT_J:
2654                break;
2655        case SND_SOC_DAIFMT_LEFT_J:
2656                aif1 |= 0x8;
2657                break;
2658        default:
2659                return -EINVAL;
2660        }
2661
2662        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
2663        case SND_SOC_DAIFMT_DSP_A:
2664        case SND_SOC_DAIFMT_DSP_B:
2665                /* frame inversion not valid for DSP modes */
2666                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2667                case SND_SOC_DAIFMT_NB_NF:
2668                        break;
2669                case SND_SOC_DAIFMT_IB_NF:
2670                        aif1 |= WM8994_AIF1_BCLK_INV;
2671                        break;
2672                default:
2673                        return -EINVAL;
2674                }
2675                break;
2676
2677        case SND_SOC_DAIFMT_I2S:
2678        case SND_SOC_DAIFMT_RIGHT_J:
2679        case SND_SOC_DAIFMT_LEFT_J:
2680                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
2681                case SND_SOC_DAIFMT_NB_NF:
2682                        break;
2683                case SND_SOC_DAIFMT_IB_IF:
2684                        aif1 |= WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV;
2685                        lrclk |= WM8958_AIF1_LRCLK_INV;
2686                        break;
2687                case SND_SOC_DAIFMT_IB_NF:
2688                        aif1 |= WM8994_AIF1_BCLK_INV;
2689                        break;
2690                case SND_SOC_DAIFMT_NB_IF:
2691                        aif1 |= WM8994_AIF1_LRCLK_INV;
2692                        lrclk |= WM8958_AIF1_LRCLK_INV;
2693                        break;
2694                default:
2695                        return -EINVAL;
2696                }
2697                break;
2698        default:
2699                return -EINVAL;
2700        }
2701
2702        /* The AIF2 format configuration needs to be mirrored to AIF3
2703         * on WM8958 if it's in use so just do it all the time. */
2704        switch (control->type) {
2705        case WM1811:
2706        case WM8958:
2707                if (dai->id == 2)
2708                        snd_soc_update_bits(codec, WM8958_AIF3_CONTROL_1,
2709                                            WM8994_AIF1_LRCLK_INV |
2710                                            WM8958_AIF3_FMT_MASK, aif1);
2711                break;
2712
2713        default:
2714                break;
2715        }
2716
2717        snd_soc_update_bits(codec, aif1_reg,
2718                            WM8994_AIF1_BCLK_INV | WM8994_AIF1_LRCLK_INV |
2719                            WM8994_AIF1_FMT_MASK,
2720                            aif1);
2721        snd_soc_update_bits(codec, ms_reg, WM8994_AIF1_MSTR,
2722                            ms);
2723        snd_soc_update_bits(codec, dac_reg,
2724                            WM8958_AIF1_LRCLK_INV, lrclk);
2725        snd_soc_update_bits(codec, adc_reg,
2726                            WM8958_AIF1_LRCLK_INV, lrclk);
2727
2728        return 0;
2729}
2730
2731static struct {
2732        int val, rate;
2733} srs[] = {
2734        { 0,   8000 },
2735        { 1,  11025 },
2736        { 2,  12000 },
2737        { 3,  16000 },
2738        { 4,  22050 },
2739        { 5,  24000 },
2740        { 6,  32000 },
2741        { 7,  44100 },
2742        { 8,  48000 },
2743        { 9,  88200 },
2744        { 10, 96000 },
2745};
2746
2747static int fs_ratios[] = {
2748        64, 128, 192, 256, 348, 512, 768, 1024, 1408, 1536
2749};
2750
2751static int bclk_divs[] = {
2752        10, 15, 20, 30, 40, 50, 60, 80, 110, 120, 160, 220, 240, 320, 440, 480,
2753        640, 880, 960, 1280, 1760, 1920
2754};
2755
2756static int wm8994_hw_params(struct snd_pcm_substream *substream,
2757                            struct snd_pcm_hw_params *params,
2758                            struct snd_soc_dai *dai)
2759{
2760        struct snd_soc_codec *codec = dai->codec;
2761        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2762        struct wm8994 *control = wm8994->wm8994;
2763        struct wm8994_pdata *pdata = &control->pdata;
2764        int aif1_reg;
2765        int aif2_reg;
2766        int bclk_reg;
2767        int lrclk_reg;
2768        int rate_reg;
2769        int aif1 = 0;
2770        int aif2 = 0;
2771        int bclk = 0;
2772        int lrclk = 0;
2773        int rate_val = 0;
2774        int id = dai->id - 1;
2775
2776        int i, cur_val, best_val, bclk_rate, best;
2777
2778        switch (dai->id) {
2779        case 1:
2780                aif1_reg = WM8994_AIF1_CONTROL_1;
2781                aif2_reg = WM8994_AIF1_CONTROL_2;
2782                bclk_reg = WM8994_AIF1_BCLK;
2783                rate_reg = WM8994_AIF1_RATE;
2784                if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2785                    wm8994->lrclk_shared[0]) {
2786                        lrclk_reg = WM8994_AIF1DAC_LRCLK;
2787                } else {
2788                        lrclk_reg = WM8994_AIF1ADC_LRCLK;
2789                        dev_dbg(codec->dev, "AIF1 using split LRCLK\n");
2790                }
2791                break;
2792        case 2:
2793                aif1_reg = WM8994_AIF2_CONTROL_1;
2794                aif2_reg = WM8994_AIF2_CONTROL_2;
2795                bclk_reg = WM8994_AIF2_BCLK;
2796                rate_reg = WM8994_AIF2_RATE;
2797                if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK ||
2798                    wm8994->lrclk_shared[1]) {
2799                        lrclk_reg = WM8994_AIF2DAC_LRCLK;
2800                } else {
2801                        lrclk_reg = WM8994_AIF2ADC_LRCLK;
2802                        dev_dbg(codec->dev, "AIF2 using split LRCLK\n");
2803                }
2804                break;
2805        default:
2806                return -EINVAL;
2807        }
2808
2809        bclk_rate = params_rate(params);
2810        switch (params_format(params)) {
2811        case SNDRV_PCM_FORMAT_S16_LE:
2812                bclk_rate *= 16;
2813                break;
2814        case SNDRV_PCM_FORMAT_S20_3LE:
2815                bclk_rate *= 20;
2816                aif1 |= 0x20;
2817                break;
2818        case SNDRV_PCM_FORMAT_S24_LE:
2819                bclk_rate *= 24;
2820                aif1 |= 0x40;
2821                break;
2822        case SNDRV_PCM_FORMAT_S32_LE:
2823                bclk_rate *= 32;
2824                aif1 |= 0x60;
2825                break;
2826        default:
2827                return -EINVAL;
2828        }
2829
2830        wm8994->channels[id] = params_channels(params);
2831        if (pdata->max_channels_clocked[id] &&
2832            wm8994->channels[id] > pdata->max_channels_clocked[id]) {
2833                dev_dbg(dai->dev, "Constraining channels to %d from %d\n",
2834                        pdata->max_channels_clocked[id], wm8994->channels[id]);
2835                wm8994->channels[id] = pdata->max_channels_clocked[id];
2836        }
2837
2838        switch (wm8994->channels[id]) {
2839        case 1:
2840        case 2:
2841                bclk_rate *= 2;
2842                break;
2843        default:
2844                bclk_rate *= 4;
2845                break;
2846        }
2847
2848        /* Try to find an appropriate sample rate; look for an exact match. */
2849        for (i = 0; i < ARRAY_SIZE(srs); i++)
2850                if (srs[i].rate == params_rate(params))
2851                        break;
2852        if (i == ARRAY_SIZE(srs))
2853                return -EINVAL;
2854        rate_val |= srs[i].val << WM8994_AIF1_SR_SHIFT;
2855
2856        dev_dbg(dai->dev, "Sample rate is %dHz\n", srs[i].rate);
2857        dev_dbg(dai->dev, "AIF%dCLK is %dHz, target BCLK %dHz\n",
2858                dai->id, wm8994->aifclk[id], bclk_rate);
2859
2860        if (wm8994->channels[id] == 1 &&
2861            (snd_soc_read(codec, aif1_reg) & 0x18) == 0x18)
2862                aif2 |= WM8994_AIF1_MONO;
2863
2864        if (wm8994->aifclk[id] == 0) {
2865                dev_err(dai->dev, "AIF%dCLK not configured\n", dai->id);
2866                return -EINVAL;
2867        }
2868
2869        /* AIFCLK/fs ratio; look for a close match in either direction */
2870        best = 0;
2871        best_val = abs((fs_ratios[0] * params_rate(params))
2872                       - wm8994->aifclk[id]);
2873        for (i = 1; i < ARRAY_SIZE(fs_ratios); i++) {
2874                cur_val = abs((fs_ratios[i] * params_rate(params))
2875                              - wm8994->aifclk[id]);
2876                if (cur_val >= best_val)
2877                        continue;
2878                best = i;
2879                best_val = cur_val;
2880        }
2881        dev_dbg(dai->dev, "Selected AIF%dCLK/fs = %d\n",
2882                dai->id, fs_ratios[best]);
2883        rate_val |= best;
2884
2885        /* We may not get quite the right frequency if using
2886         * approximate clocks so look for the closest match that is
2887         * higher than the target (we need to ensure that there enough
2888         * BCLKs to clock out the samples).
2889         */
2890        best = 0;
2891        for (i = 0; i < ARRAY_SIZE(bclk_divs); i++) {
2892                cur_val = (wm8994->aifclk[id] * 10 / bclk_divs[i]) - bclk_rate;
2893                if (cur_val < 0) /* BCLK table is sorted */
2894                        break;
2895                best = i;
2896        }
2897        bclk_rate = wm8994->aifclk[id] * 10 / bclk_divs[best];
2898        dev_dbg(dai->dev, "Using BCLK_DIV %d for actual BCLK %dHz\n",
2899                bclk_divs[best], bclk_rate);
2900        bclk |= best << WM8994_AIF1_BCLK_DIV_SHIFT;
2901
2902        lrclk = bclk_rate / params_rate(params);
2903        if (!lrclk) {
2904                dev_err(dai->dev, "Unable to generate LRCLK from %dHz BCLK\n",
2905                        bclk_rate);
2906                return -EINVAL;
2907        }
2908        dev_dbg(dai->dev, "Using LRCLK rate %d for actual LRCLK %dHz\n",
2909                lrclk, bclk_rate / lrclk);
2910
2911        snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2912        snd_soc_update_bits(codec, aif2_reg, WM8994_AIF1_MONO, aif2);
2913        snd_soc_update_bits(codec, bclk_reg, WM8994_AIF1_BCLK_DIV_MASK, bclk);
2914        snd_soc_update_bits(codec, lrclk_reg, WM8994_AIF1DAC_RATE_MASK,
2915                            lrclk);
2916        snd_soc_update_bits(codec, rate_reg, WM8994_AIF1_SR_MASK |
2917                            WM8994_AIF1CLK_RATE_MASK, rate_val);
2918
2919        if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
2920                switch (dai->id) {
2921                case 1:
2922                        wm8994->dac_rates[0] = params_rate(params);
2923                        wm8994_set_retune_mobile(codec, 0);
2924                        wm8994_set_retune_mobile(codec, 1);
2925                        break;
2926                case 2:
2927                        wm8994->dac_rates[1] = params_rate(params);
2928                        wm8994_set_retune_mobile(codec, 2);
2929                        break;
2930                }
2931        }
2932
2933        return 0;
2934}
2935
2936static int wm8994_aif3_hw_params(struct snd_pcm_substream *substream,
2937                                 struct snd_pcm_hw_params *params,
2938                                 struct snd_soc_dai *dai)
2939{
2940        struct snd_soc_codec *codec = dai->codec;
2941        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
2942        struct wm8994 *control = wm8994->wm8994;
2943        int aif1_reg;
2944        int aif1 = 0;
2945
2946        switch (dai->id) {
2947        case 3:
2948                switch (control->type) {
2949                case WM1811:
2950                case WM8958:
2951                        aif1_reg = WM8958_AIF3_CONTROL_1;
2952                        break;
2953                default:
2954                        return 0;
2955                }
2956                break;
2957        default:
2958                return 0;
2959        }
2960
2961        switch (params_format(params)) {
2962        case SNDRV_PCM_FORMAT_S16_LE:
2963                break;
2964        case SNDRV_PCM_FORMAT_S20_3LE:
2965                aif1 |= 0x20;
2966                break;
2967        case SNDRV_PCM_FORMAT_S24_LE:
2968                aif1 |= 0x40;
2969                break;
2970        case SNDRV_PCM_FORMAT_S32_LE:
2971                aif1 |= 0x60;
2972                break;
2973        default:
2974                return -EINVAL;
2975        }
2976
2977        return snd_soc_update_bits(codec, aif1_reg, WM8994_AIF1_WL_MASK, aif1);
2978}
2979
2980static int wm8994_aif_mute(struct snd_soc_dai *codec_dai, int mute)
2981{
2982        struct snd_soc_codec *codec = codec_dai->codec;
2983        int mute_reg;
2984        int reg;
2985
2986        switch (codec_dai->id) {
2987        case 1:
2988                mute_reg = WM8994_AIF1_DAC1_FILTERS_1;
2989                break;
2990        case 2:
2991                mute_reg = WM8994_AIF2_DAC_FILTERS_1;
2992                break;
2993        default:
2994                return -EINVAL;
2995        }
2996
2997        if (mute)
2998                reg = WM8994_AIF1DAC1_MUTE;
2999        else
3000                reg = 0;
3001
3002        snd_soc_update_bits(codec, mute_reg, WM8994_AIF1DAC1_MUTE, reg);
3003
3004        return 0;
3005}
3006
3007static int wm8994_set_tristate(struct snd_soc_dai *codec_dai, int tristate)
3008{
3009        struct snd_soc_codec *codec = codec_dai->codec;
3010        int reg, val, mask;
3011
3012        switch (codec_dai->id) {
3013        case 1:
3014                reg = WM8994_AIF1_MASTER_SLAVE;
3015                mask = WM8994_AIF1_TRI;
3016                break;
3017        case 2:
3018                reg = WM8994_AIF2_MASTER_SLAVE;
3019                mask = WM8994_AIF2_TRI;
3020                break;
3021        default:
3022                return -EINVAL;
3023        }
3024
3025        if (tristate)
3026                val = mask;
3027        else
3028                val = 0;
3029
3030        return snd_soc_update_bits(codec, reg, mask, val);
3031}
3032
3033static int wm8994_aif2_probe(struct snd_soc_dai *dai)
3034{
3035        struct snd_soc_codec *codec = dai->codec;
3036
3037        /* Disable the pulls on the AIF if we're using it to save power. */
3038        snd_soc_update_bits(codec, WM8994_GPIO_3,
3039                            WM8994_GPN_PU | WM8994_GPN_PD, 0);
3040        snd_soc_update_bits(codec, WM8994_GPIO_4,
3041                            WM8994_GPN_PU | WM8994_GPN_PD, 0);
3042        snd_soc_update_bits(codec, WM8994_GPIO_5,
3043                            WM8994_GPN_PU | WM8994_GPN_PD, 0);
3044
3045        return 0;
3046}
3047
3048#define WM8994_RATES SNDRV_PCM_RATE_8000_96000
3049
3050#define WM8994_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
3051                        SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
3052
3053static const struct snd_soc_dai_ops wm8994_aif1_dai_ops = {
3054        .set_sysclk     = wm8994_set_dai_sysclk,
3055        .set_fmt        = wm8994_set_dai_fmt,
3056        .hw_params      = wm8994_hw_params,
3057        .digital_mute   = wm8994_aif_mute,
3058        .set_pll        = wm8994_set_fll,
3059        .set_tristate   = wm8994_set_tristate,
3060};
3061
3062static const struct snd_soc_dai_ops wm8994_aif2_dai_ops = {
3063        .set_sysclk     = wm8994_set_dai_sysclk,
3064        .set_fmt        = wm8994_set_dai_fmt,
3065        .hw_params      = wm8994_hw_params,
3066        .digital_mute   = wm8994_aif_mute,
3067        .set_pll        = wm8994_set_fll,
3068        .set_tristate   = wm8994_set_tristate,
3069};
3070
3071static const struct snd_soc_dai_ops wm8994_aif3_dai_ops = {
3072        .hw_params      = wm8994_aif3_hw_params,
3073};
3074
3075static struct snd_soc_dai_driver wm8994_dai[] = {
3076        {
3077                .name = "wm8994-aif1",
3078                .id = 1,
3079                .playback = {
3080                        .stream_name = "AIF1 Playback",
3081                        .channels_min = 1,
3082                        .channels_max = 2,
3083                        .rates = WM8994_RATES,
3084                        .formats = WM8994_FORMATS,
3085                        .sig_bits = 24,
3086                },
3087                .capture = {
3088                        .stream_name = "AIF1 Capture",
3089                        .channels_min = 1,
3090                        .channels_max = 2,
3091                        .rates = WM8994_RATES,
3092                        .formats = WM8994_FORMATS,
3093                        .sig_bits = 24,
3094                 },
3095                .ops = &wm8994_aif1_dai_ops,
3096        },
3097        {
3098                .name = "wm8994-aif2",
3099                .id = 2,
3100                .playback = {
3101                        .stream_name = "AIF2 Playback",
3102                        .channels_min = 1,
3103                        .channels_max = 2,
3104                        .rates = WM8994_RATES,
3105                        .formats = WM8994_FORMATS,
3106                        .sig_bits = 24,
3107                },
3108                .capture = {
3109                        .stream_name = "AIF2 Capture",
3110                        .channels_min = 1,
3111                        .channels_max = 2,
3112                        .rates = WM8994_RATES,
3113                        .formats = WM8994_FORMATS,
3114                        .sig_bits = 24,
3115                },
3116                .probe = wm8994_aif2_probe,
3117                .ops = &wm8994_aif2_dai_ops,
3118        },
3119        {
3120                .name = "wm8994-aif3",
3121                .id = 3,
3122                .playback = {
3123                        .stream_name = "AIF3 Playback",
3124                        .channels_min = 1,
3125                        .channels_max = 2,
3126                        .rates = WM8994_RATES,
3127                        .formats = WM8994_FORMATS,
3128                        .sig_bits = 24,
3129                },
3130                .capture = {
3131                        .stream_name = "AIF3 Capture",
3132                        .channels_min = 1,
3133                        .channels_max = 2,
3134                        .rates = WM8994_RATES,
3135                        .formats = WM8994_FORMATS,
3136                        .sig_bits = 24,
3137                 },
3138                .ops = &wm8994_aif3_dai_ops,
3139        }
3140};
3141
3142#ifdef CONFIG_PM
3143static int wm8994_codec_suspend(struct snd_soc_codec *codec)
3144{
3145        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3146        int i, ret;
3147
3148        for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
3149                memcpy(&wm8994->fll_suspend[i], &wm8994->fll[i],
3150                       sizeof(struct wm8994_fll_config));
3151                ret = _wm8994_set_fll(codec, i + 1, 0, 0, 0);
3152                if (ret < 0)
3153                        dev_warn(codec->dev, "Failed to stop FLL%d: %d\n",
3154                                 i + 1, ret);
3155        }
3156
3157        wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF);
3158
3159        return 0;
3160}
3161
3162static int wm8994_codec_resume(struct snd_soc_codec *codec)
3163{
3164        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3165        int i, ret;
3166
3167        for (i = 0; i < ARRAY_SIZE(wm8994->fll); i++) {
3168                if (!wm8994->fll_suspend[i].out)
3169                        continue;
3170
3171                ret = _wm8994_set_fll(codec, i + 1,
3172                                     wm8994->fll_suspend[i].src,
3173                                     wm8994->fll_suspend[i].in,
3174                                     wm8994->fll_suspend[i].out);
3175                if (ret < 0)
3176                        dev_warn(codec->dev, "Failed to restore FLL%d: %d\n",
3177                                 i + 1, ret);
3178        }
3179
3180        return 0;
3181}
3182#else
3183#define wm8994_codec_suspend NULL
3184#define wm8994_codec_resume NULL
3185#endif
3186
3187static void wm8994_handle_retune_mobile_pdata(struct wm8994_priv *wm8994)
3188{
3189        struct snd_soc_codec *codec = wm8994->hubs.codec;
3190        struct wm8994 *control = wm8994->wm8994;
3191        struct wm8994_pdata *pdata = &control->pdata;
3192        struct snd_kcontrol_new controls[] = {
3193                SOC_ENUM_EXT("AIF1.1 EQ Mode",
3194                             wm8994->retune_mobile_enum,
3195                             wm8994_get_retune_mobile_enum,
3196                             wm8994_put_retune_mobile_enum),
3197                SOC_ENUM_EXT("AIF1.2 EQ Mode",
3198                             wm8994->retune_mobile_enum,
3199                             wm8994_get_retune_mobile_enum,
3200                             wm8994_put_retune_mobile_enum),
3201                SOC_ENUM_EXT("AIF2 EQ Mode",
3202                             wm8994->retune_mobile_enum,
3203                             wm8994_get_retune_mobile_enum,
3204                             wm8994_put_retune_mobile_enum),
3205        };
3206        int ret, i, j;
3207        const char **t;
3208
3209        /* We need an array of texts for the enum API but the number
3210         * of texts is likely to be less than the number of
3211         * configurations due to the sample rate dependency of the
3212         * configurations. */
3213        wm8994->num_retune_mobile_texts = 0;
3214        wm8994->retune_mobile_texts = NULL;
3215        for (i = 0; i < pdata->num_retune_mobile_cfgs; i++) {
3216                for (j = 0; j < wm8994->num_retune_mobile_texts; j++) {
3217                        if (strcmp(pdata->retune_mobile_cfgs[i].name,
3218                                   wm8994->retune_mobile_texts[j]) == 0)
3219                                break;
3220                }
3221
3222                if (j != wm8994->num_retune_mobile_texts)
3223                        continue;
3224
3225                /* Expand the array... */
3226                t = krealloc(wm8994->retune_mobile_texts,
3227                             sizeof(char *) *
3228                             (wm8994->num_retune_mobile_texts + 1),
3229                             GFP_KERNEL);
3230                if (t == NULL)
3231                        continue;
3232
3233                /* ...store the new entry... */
3234                t[wm8994->num_retune_mobile_texts] =
3235                        pdata->retune_mobile_cfgs[i].name;
3236
3237                /* ...and remember the new version. */
3238                wm8994->num_retune_mobile_texts++;
3239                wm8994->retune_mobile_texts = t;
3240        }
3241
3242        dev_dbg(codec->dev, "Allocated %d unique ReTune Mobile names\n",
3243                wm8994->num_retune_mobile_texts);
3244
3245        wm8994->retune_mobile_enum.max = wm8994->num_retune_mobile_texts;
3246        wm8994->retune_mobile_enum.texts = wm8994->retune_mobile_texts;
3247
3248        ret = snd_soc_add_codec_controls(wm8994->hubs.codec, controls,
3249                                   ARRAY_SIZE(controls));
3250        if (ret != 0)
3251                dev_err(wm8994->hubs.codec->dev,
3252                        "Failed to add ReTune Mobile controls: %d\n", ret);
3253}
3254
3255static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
3256{
3257        struct snd_soc_codec *codec = wm8994->hubs.codec;
3258        struct wm8994 *control = wm8994->wm8994;
3259        struct wm8994_pdata *pdata = &control->pdata;
3260        int ret, i;
3261
3262        if (!pdata)
3263                return;
3264
3265        wm_hubs_handle_analogue_pdata(codec, pdata->lineout1_diff,
3266                                      pdata->lineout2_diff,
3267                                      pdata->lineout1fb,
3268                                      pdata->lineout2fb,
3269                                      pdata->jd_scthr,
3270                                      pdata->jd_thr,
3271                                      pdata->micb1_delay,
3272                                      pdata->micb2_delay,
3273                                      pdata->micbias1_lvl,
3274                                      pdata->micbias2_lvl);
3275
3276        dev_dbg(codec->dev, "%d DRC configurations\n", pdata->num_drc_cfgs);
3277
3278        if (pdata->num_drc_cfgs) {
3279                struct snd_kcontrol_new controls[] = {
3280                        SOC_ENUM_EXT("AIF1DRC1 Mode", wm8994->drc_enum,
3281                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
3282                        SOC_ENUM_EXT("AIF1DRC2 Mode", wm8994->drc_enum,
3283                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
3284                        SOC_ENUM_EXT("AIF2DRC Mode", wm8994->drc_enum,
3285                                     wm8994_get_drc_enum, wm8994_put_drc_enum),
3286                };
3287
3288                /* We need an array of texts for the enum API */
3289                wm8994->drc_texts = devm_kzalloc(wm8994->hubs.codec->dev,
3290                            sizeof(char *) * pdata->num_drc_cfgs, GFP_KERNEL);
3291                if (!wm8994->drc_texts) {
3292                        dev_err(wm8994->hubs.codec->dev,
3293                                "Failed to allocate %d DRC config texts\n",
3294                                pdata->num_drc_cfgs);
3295                        return;
3296                }
3297
3298                for (i = 0; i < pdata->num_drc_cfgs; i++)
3299                        wm8994->drc_texts[i] = pdata->drc_cfgs[i].name;
3300
3301                wm8994->drc_enum.max = pdata->num_drc_cfgs;
3302                wm8994->drc_enum.texts = wm8994->drc_texts;
3303
3304                ret = snd_soc_add_codec_controls(wm8994->hubs.codec, controls,
3305                                           ARRAY_SIZE(controls));
3306                for (i = 0; i < WM8994_NUM_DRC; i++)
3307                        wm8994_set_drc(codec, i);
3308        } else {
3309                ret = snd_soc_add_codec_controls(wm8994->hubs.codec,
3310                                                 wm8994_drc_controls,
3311                                                 ARRAY_SIZE(wm8994_drc_controls));
3312        }
3313
3314        if (ret != 0)
3315                dev_err(wm8994->hubs.codec->dev,
3316                        "Failed to add DRC mode controls: %d\n", ret);
3317
3318
3319        dev_dbg(codec->dev, "%d ReTune Mobile configurations\n",
3320                pdata->num_retune_mobile_cfgs);
3321
3322        if (pdata->num_retune_mobile_cfgs)
3323                wm8994_handle_retune_mobile_pdata(wm8994);
3324        else
3325                snd_soc_add_codec_controls(wm8994->hubs.codec, wm8994_eq_controls,
3326                                     ARRAY_SIZE(wm8994_eq_controls));
3327
3328        for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) {
3329                if (pdata->micbias[i]) {
3330                        snd_soc_write(codec, WM8958_MICBIAS1 + i,
3331                                pdata->micbias[i] & 0xffff);
3332                }
3333        }
3334}
3335
3336/**
3337 * wm8994_mic_detect - Enable microphone detection via the WM8994 IRQ
3338 *
3339 * @codec:   WM8994 codec
3340 * @jack:    jack to report detection events on
3341 * @micbias: microphone bias to detect on
3342 *
3343 * Enable microphone detection via IRQ on the WM8994.  If GPIOs are
3344 * being used to bring out signals to the processor then only platform
3345 * data configuration is needed for WM8994 and processor GPIOs should
3346 * be configured using snd_soc_jack_add_gpios() instead.
3347 *
3348 * Configuration of detection levels is available via the micbias1_lvl
3349 * and micbias2_lvl platform data members.
3350 */
3351int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
3352                      int micbias)
3353{
3354        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3355        struct wm8994_micdet *micdet;
3356        struct wm8994 *control = wm8994->wm8994;
3357        int reg, ret;
3358
3359        if (control->type != WM8994) {
3360                dev_warn(codec->dev, "Not a WM8994\n");
3361                return -EINVAL;
3362        }
3363
3364        switch (micbias) {
3365        case 1:
3366                micdet = &wm8994->micdet[0];
3367                if (jack)
3368                        ret = snd_soc_dapm_force_enable_pin(&codec->dapm,
3369                                                            "MICBIAS1");
3370                else
3371                        ret = snd_soc_dapm_disable_pin(&codec->dapm,
3372                                                       "MICBIAS1");
3373                break;
3374        case 2:
3375                micdet = &wm8994->micdet[1];
3376                if (jack)
3377                        ret = snd_soc_dapm_force_enable_pin(&codec->dapm,
3378                                                            "MICBIAS1");
3379                else
3380                        ret = snd_soc_dapm_disable_pin(&codec->dapm,
3381                                                       "MICBIAS1");
3382                break;
3383        default:
3384                dev_warn(codec->dev, "Invalid MICBIAS %d\n", micbias);
3385                return -EINVAL;
3386        }
3387
3388        if (ret != 0)
3389                dev_warn(codec->dev, "Failed to configure MICBIAS%d: %d\n",
3390                         micbias, ret);
3391
3392        dev_dbg(codec->dev, "Configuring microphone detection on %d %p\n",
3393                micbias, jack);
3394
3395        /* Store the configuration */
3396        micdet->jack = jack;
3397        micdet->detecting = true;
3398
3399        /* If either of the jacks is set up then enable detection */
3400        if (wm8994->micdet[0].jack || wm8994->micdet[1].jack)
3401                reg = WM8994_MICD_ENA;
3402        else
3403                reg = 0;
3404
3405        snd_soc_update_bits(codec, WM8994_MICBIAS, WM8994_MICD_ENA, reg);
3406
3407        /* enable MICDET and MICSHRT deboune */
3408        snd_soc_update_bits(codec, WM8994_IRQ_DEBOUNCE,
3409                            WM8994_MIC1_DET_DB_MASK | WM8994_MIC1_SHRT_DB_MASK |
3410                            WM8994_MIC2_DET_DB_MASK | WM8994_MIC2_SHRT_DB_MASK,
3411                            WM8994_MIC1_DET_DB | WM8994_MIC1_SHRT_DB);
3412
3413        snd_soc_dapm_sync(&codec->dapm);
3414
3415        return 0;
3416}
3417EXPORT_SYMBOL_GPL(wm8994_mic_detect);
3418
3419static void wm8994_mic_work(struct work_struct *work)
3420{
3421        struct wm8994_priv *priv = container_of(work,
3422                                                struct wm8994_priv,
3423                                                mic_work.work);
3424        struct regmap *regmap = priv->wm8994->regmap;
3425        struct device *dev = priv->wm8994->dev;
3426        unsigned int reg;
3427        int ret;
3428        int report;
3429
3430        pm_runtime_get_sync(dev);
3431
3432        ret = regmap_read(regmap, WM8994_INTERRUPT_RAW_STATUS_2, &reg);
3433        if (ret < 0) {
3434                dev_err(dev, "Failed to read microphone status: %d\n",
3435                        ret);
3436                pm_runtime_put(dev);
3437                return;
3438        }
3439
3440        dev_dbg(dev, "Microphone status: %x\n", reg);
3441
3442        report = 0;
3443        if (reg & WM8994_MIC1_DET_STS) {
3444                if (priv->micdet[0].detecting)
3445                        report = SND_JACK_HEADSET;
3446        }
3447        if (reg & WM8994_MIC1_SHRT_STS) {
3448                if (priv->micdet[0].detecting)
3449                        report = SND_JACK_HEADPHONE;
3450                else
3451                        report |= SND_JACK_BTN_0;
3452        }
3453        if (report)
3454                priv->micdet[0].detecting = false;
3455        else
3456                priv->micdet[0].detecting = true;
3457
3458        snd_soc_jack_report(priv->micdet[0].jack, report,
3459                            SND_JACK_HEADSET | SND_JACK_BTN_0);
3460
3461        report = 0;
3462        if (reg & WM8994_MIC2_DET_STS) {
3463                if (priv->micdet[1].detecting)
3464                        report = SND_JACK_HEADSET;
3465        }
3466        if (reg & WM8994_MIC2_SHRT_STS) {
3467                if (priv->micdet[1].detecting)
3468                        report = SND_JACK_HEADPHONE;
3469                else
3470                        report |= SND_JACK_BTN_0;
3471        }
3472        if (report)
3473                priv->micdet[1].detecting = false;
3474        else
3475                priv->micdet[1].detecting = true;
3476
3477        snd_soc_jack_report(priv->micdet[1].jack, report,
3478                            SND_JACK_HEADSET | SND_JACK_BTN_0);
3479
3480        pm_runtime_put(dev);
3481}
3482
3483static irqreturn_t wm8994_mic_irq(int irq, void *data)
3484{
3485        struct wm8994_priv *priv = data;
3486        struct snd_soc_codec *codec = priv->hubs.codec;
3487
3488#ifndef CONFIG_SND_SOC_WM8994_MODULE
3489        trace_snd_soc_jack_irq(dev_name(codec->dev));
3490#endif
3491
3492        pm_wakeup_event(codec->dev, 300);
3493
3494        queue_delayed_work(system_power_efficient_wq,
3495                           &priv->mic_work, msecs_to_jiffies(250));
3496
3497        return IRQ_HANDLED;
3498}
3499
3500static void wm1811_micd_stop(struct snd_soc_codec *codec)
3501{
3502        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3503
3504        if (!wm8994->jackdet)
3505                return;
3506
3507        mutex_lock(&wm8994->accdet_lock);
3508
3509        snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, 0);
3510
3511        wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_JACK);
3512
3513        mutex_unlock(&wm8994->accdet_lock);
3514
3515        if (wm8994->wm8994->pdata.jd_ext_cap)
3516                snd_soc_dapm_disable_pin(&codec->dapm,
3517                                         "MICBIAS2");
3518}
3519
3520static void wm8958_button_det(struct snd_soc_codec *codec, u16 status)
3521{
3522        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3523        int report;
3524
3525        report = 0;
3526        if (status & 0x4)
3527                report |= SND_JACK_BTN_0;
3528
3529        if (status & 0x8)
3530                report |= SND_JACK_BTN_1;
3531
3532        if (status & 0x10)
3533                report |= SND_JACK_BTN_2;
3534
3535        if (status & 0x20)
3536                report |= SND_JACK_BTN_3;
3537
3538        if (status & 0x40)
3539                report |= SND_JACK_BTN_4;
3540
3541        if (status & 0x80)
3542                report |= SND_JACK_BTN_5;
3543
3544        snd_soc_jack_report(wm8994->micdet[0].jack, report,
3545                            wm8994->btn_mask);
3546}
3547
3548static void wm8958_open_circuit_work(struct work_struct *work)
3549{
3550        struct wm8994_priv *wm8994 = container_of(work,
3551                                                  struct wm8994_priv,
3552                                                  open_circuit_work.work);
3553        struct device *dev = wm8994->wm8994->dev;
3554
3555        wm1811_micd_stop(wm8994->hubs.codec);
3556
3557        mutex_lock(&wm8994->accdet_lock);
3558
3559        dev_dbg(dev, "Reporting open circuit\n");
3560
3561        wm8994->jack_mic = false;
3562        wm8994->mic_detecting = true;
3563
3564        wm8958_micd_set_rate(wm8994->hubs.codec);
3565
3566        snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3567                            wm8994->btn_mask |
3568                            SND_JACK_HEADSET);
3569
3570        mutex_unlock(&wm8994->accdet_lock);
3571}
3572
3573static void wm8958_mic_id(void *data, u16 status)
3574{
3575        struct snd_soc_codec *codec = data;
3576        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3577
3578        /* Either nothing present or just starting detection */
3579        if (!(status & WM8958_MICD_STS)) {
3580                /* If nothing present then clear our statuses */
3581                dev_dbg(codec->dev, "Detected open circuit\n");
3582
3583                queue_delayed_work(system_power_efficient_wq,
3584                                   &wm8994->open_circuit_work,
3585                                   msecs_to_jiffies(2500));
3586                return;
3587        }
3588
3589        /* If the measurement is showing a high impedence we've got a
3590         * microphone.
3591         */
3592        if (status & 0x600) {
3593                dev_dbg(codec->dev, "Detected microphone\n");
3594
3595                wm8994->mic_detecting = false;
3596                wm8994->jack_mic = true;
3597
3598                wm8958_micd_set_rate(codec);
3599
3600                snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADSET,
3601                                    SND_JACK_HEADSET);
3602        }
3603
3604
3605        if (status & 0xfc) {
3606                dev_dbg(codec->dev, "Detected headphone\n");
3607                wm8994->mic_detecting = false;
3608
3609                wm8958_micd_set_rate(codec);
3610
3611                /* If we have jackdet that will detect removal */
3612                wm1811_micd_stop(codec);
3613
3614                snd_soc_jack_report(wm8994->micdet[0].jack, SND_JACK_HEADPHONE,
3615                                    SND_JACK_HEADSET);
3616        }
3617}
3618
3619/* Deferred mic detection to allow for extra settling time */
3620static void wm1811_mic_work(struct work_struct *work)
3621{
3622        struct wm8994_priv *wm8994 = container_of(work, struct wm8994_priv,
3623                                                  mic_work.work);
3624        struct wm8994 *control = wm8994->wm8994;
3625        struct snd_soc_codec *codec = wm8994->hubs.codec;
3626
3627        pm_runtime_get_sync(codec->dev);
3628
3629        /* If required for an external cap force MICBIAS on */
3630        if (control->pdata.jd_ext_cap) {
3631                snd_soc_dapm_force_enable_pin(&codec->dapm,
3632                                              "MICBIAS2");
3633                snd_soc_dapm_sync(&codec->dapm);
3634        }
3635
3636        mutex_lock(&wm8994->accdet_lock);
3637
3638        dev_dbg(codec->dev, "Starting mic detection\n");
3639
3640        /* Use a user-supplied callback if we have one */
3641        if (wm8994->micd_cb) {
3642                wm8994->micd_cb(wm8994->micd_cb_data);
3643        } else {
3644                /*
3645                 * Start off measument of microphone impedence to find out
3646                 * what's actually there.
3647                 */
3648                wm8994->mic_detecting = true;
3649                wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_MIC);
3650
3651                snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
3652                                    WM8958_MICD_ENA, WM8958_MICD_ENA);
3653        }
3654
3655        mutex_unlock(&wm8994->accdet_lock);
3656
3657        pm_runtime_put(codec->dev);
3658}
3659
3660static irqreturn_t wm1811_jackdet_irq(int irq, void *data)
3661{
3662        struct wm8994_priv *wm8994 = data;
3663        struct wm8994 *control = wm8994->wm8994;
3664        struct snd_soc_codec *codec = wm8994->hubs.codec;
3665        int reg, delay;
3666        bool present;
3667
3668        pm_runtime_get_sync(codec->dev);
3669
3670        cancel_delayed_work_sync(&wm8994->mic_complete_work);
3671
3672        mutex_lock(&wm8994->accdet_lock);
3673
3674        reg = snd_soc_read(codec, WM1811_JACKDET_CTRL);
3675        if (reg < 0) {
3676                dev_err(codec->dev, "Failed to read jack status: %d\n", reg);
3677                mutex_unlock(&wm8994->accdet_lock);
3678                pm_runtime_put(codec->dev);
3679                return IRQ_NONE;
3680        }
3681
3682        dev_dbg(codec->dev, "JACKDET %x\n", reg);
3683
3684        present = reg & WM1811_JACKDET_LVL;
3685
3686        if (present) {
3687                dev_dbg(codec->dev, "Jack detected\n");
3688
3689                wm8958_micd_set_rate(codec);
3690
3691                snd_soc_update_bits(codec, WM8958_MICBIAS2,
3692                                    WM8958_MICB2_DISCH, 0);
3693
3694                /* Disable debounce while inserted */
3695                snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
3696                                    WM1811_JACKDET_DB, 0);
3697
3698                delay = control->pdata.micdet_delay;
3699                queue_delayed_work(system_power_efficient_wq,
3700                                   &wm8994->mic_work,
3701                                   msecs_to_jiffies(delay));
3702        } else {
3703                dev_dbg(codec->dev, "Jack not detected\n");
3704
3705                cancel_delayed_work_sync(&wm8994->mic_work);
3706
3707                snd_soc_update_bits(codec, WM8958_MICBIAS2,
3708                                    WM8958_MICB2_DISCH, WM8958_MICB2_DISCH);
3709
3710                /* Enable debounce while removed */
3711                snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
3712                                    WM1811_JACKDET_DB, WM1811_JACKDET_DB);
3713
3714                wm8994->mic_detecting = false;
3715                wm8994->jack_mic = false;
3716                snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
3717                                    WM8958_MICD_ENA, 0);
3718                wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_JACK);
3719        }
3720
3721        mutex_unlock(&wm8994->accdet_lock);
3722
3723        /* Turn off MICBIAS if it was on for an external cap */
3724        if (control->pdata.jd_ext_cap && !present)
3725                snd_soc_dapm_disable_pin(&codec->dapm, "MICBIAS2");
3726
3727        if (present)
3728                snd_soc_jack_report(wm8994->micdet[0].jack,
3729                                    SND_JACK_MECHANICAL, SND_JACK_MECHANICAL);
3730        else
3731                snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3732                                    SND_JACK_MECHANICAL | SND_JACK_HEADSET |
3733                                    wm8994->btn_mask);
3734
3735        /* Since we only report deltas force an update, ensures we
3736         * avoid bootstrapping issues with the core. */
3737        snd_soc_jack_report(wm8994->micdet[0].jack, 0, 0);
3738
3739        pm_runtime_put(codec->dev);
3740        return IRQ_HANDLED;
3741}
3742
3743static void wm1811_jackdet_bootstrap(struct work_struct *work)
3744{
3745        struct wm8994_priv *wm8994 = container_of(work,
3746                                                struct wm8994_priv,
3747                                                jackdet_bootstrap.work);
3748        wm1811_jackdet_irq(0, wm8994);
3749}
3750
3751/**
3752 * wm8958_mic_detect - Enable microphone detection via the WM8958 IRQ
3753 *
3754 * @codec:   WM8958 codec
3755 * @jack:    jack to report detection events on
3756 *
3757 * Enable microphone detection functionality for the WM8958.  By
3758 * default simple detection which supports the detection of up to 6
3759 * buttons plus video and microphone functionality is supported.
3760 *
3761 * The WM8958 has an advanced jack detection facility which is able to
3762 * support complex accessory detection, especially when used in
3763 * conjunction with external circuitry.  In order to provide maximum
3764 * flexiblity a callback is provided which allows a completely custom
3765 * detection algorithm.
3766 */
3767int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
3768                      wm1811_micdet_cb det_cb, void *det_cb_data,
3769                      wm1811_mic_id_cb id_cb, void *id_cb_data)
3770{
3771        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3772        struct wm8994 *control = wm8994->wm8994;
3773        u16 micd_lvl_sel;
3774
3775        switch (control->type) {
3776        case WM1811:
3777        case WM8958:
3778                break;
3779        default:
3780                return -EINVAL;
3781        }
3782
3783        if (jack) {
3784                snd_soc_dapm_force_enable_pin(&codec->dapm, "CLK_SYS");
3785                snd_soc_dapm_sync(&codec->dapm);
3786
3787                wm8994->micdet[0].jack = jack;
3788
3789                if (det_cb) {
3790                        wm8994->micd_cb = det_cb;
3791                        wm8994->micd_cb_data = det_cb_data;
3792                } else {
3793                        wm8994->mic_detecting = true;
3794                        wm8994->jack_mic = false;
3795                }
3796
3797                if (id_cb) {
3798                        wm8994->mic_id_cb = id_cb;
3799                        wm8994->mic_id_cb_data = id_cb_data;
3800                } else {
3801                        wm8994->mic_id_cb = wm8958_mic_id;
3802                        wm8994->mic_id_cb_data = codec;
3803                }
3804
3805                wm8958_micd_set_rate(codec);
3806
3807                /* Detect microphones and short circuits by default */
3808                if (control->pdata.micd_lvl_sel)
3809                        micd_lvl_sel = control->pdata.micd_lvl_sel;
3810                else
3811                        micd_lvl_sel = 0x41;
3812
3813                wm8994->btn_mask = SND_JACK_BTN_0 | SND_JACK_BTN_1 |
3814                        SND_JACK_BTN_2 | SND_JACK_BTN_3 |
3815                        SND_JACK_BTN_4 | SND_JACK_BTN_5;
3816
3817                snd_soc_update_bits(codec, WM8958_MIC_DETECT_2,
3818                                    WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel);
3819
3820                WARN_ON(codec->dapm.bias_level > SND_SOC_BIAS_STANDBY);
3821
3822                /*
3823                 * If we can use jack detection start off with that,
3824                 * otherwise jump straight to microphone detection.
3825                 */
3826                if (wm8994->jackdet) {
3827                        /* Disable debounce for the initial detect */
3828                        snd_soc_update_bits(codec, WM1811_JACKDET_CTRL,
3829                                            WM1811_JACKDET_DB, 0);
3830
3831                        snd_soc_update_bits(codec, WM8958_MICBIAS2,
3832                                            WM8958_MICB2_DISCH,
3833                                            WM8958_MICB2_DISCH);
3834                        snd_soc_update_bits(codec, WM8994_LDO_1,
3835                                            WM8994_LDO1_DISCH, 0);
3836                        wm1811_jackdet_set_mode(codec,
3837                                                WM1811_JACKDET_MODE_JACK);
3838                } else {
3839                        snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
3840                                            WM8958_MICD_ENA, WM8958_MICD_ENA);
3841                }
3842
3843        } else {
3844                snd_soc_update_bits(codec, WM8958_MIC_DETECT_1,
3845                                    WM8958_MICD_ENA, 0);
3846                wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_NONE);
3847                snd_soc_dapm_disable_pin(&codec->dapm, "CLK_SYS");
3848                snd_soc_dapm_sync(&codec->dapm);
3849        }
3850
3851        return 0;
3852}
3853EXPORT_SYMBOL_GPL(wm8958_mic_detect);
3854
3855static void wm8958_mic_work(struct work_struct *work)
3856{
3857        struct wm8994_priv *wm8994 = container_of(work,
3858                                                  struct wm8994_priv,
3859                                                  mic_complete_work.work);
3860        struct snd_soc_codec *codec = wm8994->hubs.codec;
3861
3862        pm_runtime_get_sync(codec->dev);
3863
3864        mutex_lock(&wm8994->accdet_lock);
3865
3866        wm8994->mic_id_cb(wm8994->mic_id_cb_data, wm8994->mic_status);
3867
3868        mutex_unlock(&wm8994->accdet_lock);
3869
3870        pm_runtime_put(codec->dev);
3871}
3872
3873static irqreturn_t wm8958_mic_irq(int irq, void *data)
3874{
3875        struct wm8994_priv *wm8994 = data;
3876        struct snd_soc_codec *codec = wm8994->hubs.codec;
3877        int reg, count, ret, id_delay;
3878
3879        /*
3880         * Jack detection may have detected a removal simulataneously
3881         * with an update of the MICDET status; if so it will have
3882         * stopped detection and we can ignore this interrupt.
3883         */
3884        if (!(snd_soc_read(codec, WM8958_MIC_DETECT_1) & WM8958_MICD_ENA))
3885                return IRQ_HANDLED;
3886
3887        cancel_delayed_work_sync(&wm8994->mic_complete_work);
3888        cancel_delayed_work_sync(&wm8994->open_circuit_work);
3889
3890        pm_runtime_get_sync(codec->dev);
3891
3892        /* We may occasionally read a detection without an impedence
3893         * range being provided - if that happens loop again.
3894         */
3895        count = 10;
3896        do {
3897                reg = snd_soc_read(codec, WM8958_MIC_DETECT_3);
3898                if (reg < 0) {
3899                        dev_err(codec->dev,
3900                                "Failed to read mic detect status: %d\n",
3901                                reg);
3902                        pm_runtime_put(codec->dev);
3903                        return IRQ_NONE;
3904                }
3905
3906                if (!(reg & WM8958_MICD_VALID)) {
3907                        dev_dbg(codec->dev, "Mic detect data not valid\n");
3908                        goto out;
3909                }
3910
3911                if (!(reg & WM8958_MICD_STS) || (reg & WM8958_MICD_LVL_MASK))
3912                        break;
3913
3914                msleep(1);
3915        } while (count--);
3916
3917        if (count == 0)
3918                dev_warn(codec->dev, "No impedance range reported for jack\n");
3919
3920#ifndef CONFIG_SND_SOC_WM8994_MODULE
3921        trace_snd_soc_jack_irq(dev_name(codec->dev));
3922#endif
3923
3924        /* Avoid a transient report when the accessory is being removed */
3925        if (wm8994->jackdet) {
3926                ret = snd_soc_read(codec, WM1811_JACKDET_CTRL);
3927                if (ret < 0) {
3928                        dev_err(codec->dev, "Failed to read jack status: %d\n",
3929                                ret);
3930                } else if (!(ret & WM1811_JACKDET_LVL)) {
3931                        dev_dbg(codec->dev, "Ignoring removed jack\n");
3932                        goto out;
3933                }
3934        } else if (!(reg & WM8958_MICD_STS)) {
3935                snd_soc_jack_report(wm8994->micdet[0].jack, 0,
3936                                    SND_JACK_MECHANICAL | SND_JACK_HEADSET |
3937                                    wm8994->btn_mask);
3938                wm8994->mic_detecting = true;
3939                goto out;
3940        }
3941
3942        wm8994->mic_status = reg;
3943        id_delay = wm8994->wm8994->pdata.mic_id_delay;
3944
3945        if (wm8994->mic_detecting)
3946                queue_delayed_work(system_power_efficient_wq,
3947                                   &wm8994->mic_complete_work,
3948                                   msecs_to_jiffies(id_delay));
3949        else
3950                wm8958_button_det(codec, reg);
3951
3952out:
3953        pm_runtime_put(codec->dev);
3954        return IRQ_HANDLED;
3955}
3956
3957static irqreturn_t wm8994_fifo_error(int irq, void *data)
3958{
3959        struct snd_soc_codec *codec = data;
3960
3961        dev_err(codec->dev, "FIFO error\n");
3962
3963        return IRQ_HANDLED;
3964}
3965
3966static irqreturn_t wm8994_temp_warn(int irq, void *data)
3967{
3968        struct snd_soc_codec *codec = data;
3969
3970        dev_err(codec->dev, "Thermal warning\n");
3971
3972        return IRQ_HANDLED;
3973}
3974
3975static irqreturn_t wm8994_temp_shut(int irq, void *data)
3976{
3977        struct snd_soc_codec *codec = data;
3978
3979        dev_crit(codec->dev, "Thermal shutdown\n");
3980
3981        return IRQ_HANDLED;
3982}
3983
3984static int wm8994_codec_probe(struct snd_soc_codec *codec)
3985{
3986        struct wm8994 *control = dev_get_drvdata(codec->dev->parent);
3987        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
3988        struct snd_soc_dapm_context *dapm = &codec->dapm;
3989        unsigned int reg;
3990        int ret, i;
3991
3992        wm8994->hubs.codec = codec;
3993        codec->control_data = control->regmap;
3994
3995        snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_REGMAP);
3996
3997        mutex_init(&wm8994->accdet_lock);
3998        INIT_DELAYED_WORK(&wm8994->jackdet_bootstrap,
3999                          wm1811_jackdet_bootstrap);
4000        INIT_DELAYED_WORK(&wm8994->open_circuit_work,
4001                          wm8958_open_circuit_work);
4002
4003        switch (control->type) {
4004        case WM8994:
4005                INIT_DELAYED_WORK(&wm8994->mic_work, wm8994_mic_work);
4006                break;
4007        case WM1811:
4008                INIT_DELAYED_WORK(&wm8994->mic_work, wm1811_mic_work);
4009                break;
4010        default:
4011                break;
4012        }
4013
4014        INIT_DELAYED_WORK(&wm8994->mic_complete_work, wm8958_mic_work);
4015
4016        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4017                init_completion(&wm8994->fll_locked[i]);
4018
4019        wm8994->micdet_irq = control->pdata.micdet_irq;
4020
4021        /* By default use idle_bias_off, will override for WM8994 */
4022        codec->dapm.idle_bias_off = 1;
4023
4024        /* Set revision-specific configuration */
4025        switch (control->type) {
4026        case WM8994:
4027                /* Single ended line outputs should have VMID on. */
4028                if (!control->pdata.lineout1_diff ||
4029                    !control->pdata.lineout2_diff)
4030                        codec->dapm.idle_bias_off = 0;
4031
4032                switch (control->revision) {
4033                case 2:
4034                case 3:
4035                        wm8994->hubs.dcs_codes_l = -5;
4036                        wm8994->hubs.dcs_codes_r = -5;
4037                        wm8994->hubs.hp_startup_mode = 1;
4038                        wm8994->hubs.dcs_readback_mode = 1;
4039                        wm8994->hubs.series_startup = 1;
4040                        break;
4041                default:
4042                        wm8994->hubs.dcs_readback_mode = 2;
4043                        break;
4044                }
4045                break;
4046
4047        case WM8958:
4048                wm8994->hubs.dcs_readback_mode = 1;
4049                wm8994->hubs.hp_startup_mode = 1;
4050
4051                switch (control->revision) {
4052                case 0:
4053                        break;
4054                default:
4055                        wm8994->fll_byp = true;
4056                        break;
4057                }
4058                break;
4059
4060        case WM1811:
4061                wm8994->hubs.dcs_readback_mode = 2;
4062                wm8994->hubs.no_series_update = 1;
4063                wm8994->hubs.hp_startup_mode = 1;
4064                wm8994->hubs.no_cache_dac_hp_direct = true;
4065                wm8994->fll_byp = true;
4066
4067                wm8994->hubs.dcs_codes_l = -9;
4068                wm8994->hubs.dcs_codes_r = -7;
4069
4070                snd_soc_update_bits(codec, WM8994_ANALOGUE_HP_1,
4071                                    WM1811_HPOUT1_ATTN, WM1811_HPOUT1_ATTN);
4072                break;
4073
4074        default:
4075                break;
4076        }
4077
4078        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR,
4079                           wm8994_fifo_error, "FIFO error", codec);
4080        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN,
4081                           wm8994_temp_warn, "Thermal warning", codec);
4082        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT,
4083                           wm8994_temp_shut, "Thermal shutdown", codec);
4084
4085        switch (control->type) {
4086        case WM8994:
4087                if (wm8994->micdet_irq) {
4088                        ret = request_threaded_irq(wm8994->micdet_irq, NULL,
4089                                                   wm8994_mic_irq,
4090                                                   IRQF_TRIGGER_RISING,
4091                                                   "Mic1 detect",
4092                                                   wm8994);
4093                        if (ret != 0)
4094                                dev_warn(codec->dev,
4095                                         "Failed to request Mic1 detect IRQ: %d\n",
4096                                         ret);
4097                }
4098
4099                ret = wm8994_request_irq(wm8994->wm8994,
4100                                         WM8994_IRQ_MIC1_SHRT,
4101                                         wm8994_mic_irq, "Mic 1 short",
4102                                         wm8994);
4103                if (ret != 0)
4104                        dev_warn(codec->dev,
4105                                 "Failed to request Mic1 short IRQ: %d\n",
4106                                 ret);
4107
4108                ret = wm8994_request_irq(wm8994->wm8994,
4109                                         WM8994_IRQ_MIC2_DET,
4110                                         wm8994_mic_irq, "Mic 2 detect",
4111                                         wm8994);
4112                if (ret != 0)
4113                        dev_warn(codec->dev,
4114                                 "Failed to request Mic2 detect IRQ: %d\n",
4115                                 ret);
4116
4117                ret = wm8994_request_irq(wm8994->wm8994,
4118                                         WM8994_IRQ_MIC2_SHRT,
4119                                         wm8994_mic_irq, "Mic 2 short",
4120                                         wm8994);
4121                if (ret != 0)
4122                        dev_warn(codec->dev,
4123                                 "Failed to request Mic2 short IRQ: %d\n",
4124                                 ret);
4125                break;
4126
4127        case WM8958:
4128        case WM1811:
4129                if (wm8994->micdet_irq) {
4130                        ret = request_threaded_irq(wm8994->micdet_irq, NULL,
4131                                                   wm8958_mic_irq,
4132                                                   IRQF_TRIGGER_RISING,
4133                                                   "Mic detect",
4134                                                   wm8994);
4135                        if (ret != 0)
4136                                dev_warn(codec->dev,
4137                                         "Failed to request Mic detect IRQ: %d\n",
4138                                         ret);
4139                } else {
4140                        wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
4141                                           wm8958_mic_irq, "Mic detect",
4142                                           wm8994);
4143                }
4144        }
4145
4146        switch (control->type) {
4147        case WM1811:
4148                if (control->cust_id > 1 || control->revision > 1) {
4149                        ret = wm8994_request_irq(wm8994->wm8994,
4150                                                 WM8994_IRQ_GPIO(6),
4151                                                 wm1811_jackdet_irq, "JACKDET",
4152                                                 wm8994);
4153                        if (ret == 0)
4154                                wm8994->jackdet = true;
4155                }
4156                break;
4157        default:
4158                break;
4159        }
4160
4161        wm8994->fll_locked_irq = true;
4162        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++) {
4163                ret = wm8994_request_irq(wm8994->wm8994,
4164                                         WM8994_IRQ_FLL1_LOCK + i,
4165                                         wm8994_fll_locked_irq, "FLL lock",
4166                                         &wm8994->fll_locked[i]);
4167                if (ret != 0)
4168                        wm8994->fll_locked_irq = false;
4169        }
4170
4171        /* Make sure we can read from the GPIOs if they're inputs */
4172        pm_runtime_get_sync(codec->dev);
4173
4174        /* Remember if AIFnLRCLK is configured as a GPIO.  This should be
4175         * configured on init - if a system wants to do this dynamically
4176         * at runtime we can deal with that then.
4177         */
4178        ret = regmap_read(control->regmap, WM8994_GPIO_1, &reg);
4179        if (ret < 0) {
4180                dev_err(codec->dev, "Failed to read GPIO1 state: %d\n", ret);
4181                goto err_irq;
4182        }
4183        if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
4184                wm8994->lrclk_shared[0] = 1;
4185                wm8994_dai[0].symmetric_rates = 1;
4186        } else {
4187                wm8994->lrclk_shared[0] = 0;
4188        }
4189
4190        ret = regmap_read(control->regmap, WM8994_GPIO_6, &reg);
4191        if (ret < 0) {
4192                dev_err(codec->dev, "Failed to read GPIO6 state: %d\n", ret);
4193                goto err_irq;
4194        }
4195        if ((reg & WM8994_GPN_FN_MASK) != WM8994_GP_FN_PIN_SPECIFIC) {
4196                wm8994->lrclk_shared[1] = 1;
4197                wm8994_dai[1].symmetric_rates = 1;
4198        } else {
4199                wm8994->lrclk_shared[1] = 0;
4200        }
4201
4202        pm_runtime_put(codec->dev);
4203
4204        /* Latch volume update bits */
4205        for (i = 0; i < ARRAY_SIZE(wm8994_vu_bits); i++)
4206                snd_soc_update_bits(codec, wm8994_vu_bits[i].reg,
4207                                    wm8994_vu_bits[i].mask,
4208                                    wm8994_vu_bits[i].mask);
4209
4210        /* Set the low bit of the 3D stereo depth so TLV matches */
4211        snd_soc_update_bits(codec, WM8994_AIF1_DAC1_FILTERS_2,
4212                            1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT,
4213                            1 << WM8994_AIF1DAC1_3D_GAIN_SHIFT);
4214        snd_soc_update_bits(codec, WM8994_AIF1_DAC2_FILTERS_2,
4215                            1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT,
4216                            1 << WM8994_AIF1DAC2_3D_GAIN_SHIFT);
4217        snd_soc_update_bits(codec, WM8994_AIF2_DAC_FILTERS_2,
4218                            1 << WM8994_AIF2DAC_3D_GAIN_SHIFT,
4219                            1 << WM8994_AIF2DAC_3D_GAIN_SHIFT);
4220
4221        /* Unconditionally enable AIF1 ADC TDM mode on chips which can
4222         * use this; it only affects behaviour on idle TDM clock
4223         * cycles. */
4224        switch (control->type) {
4225        case WM8994:
4226        case WM8958:
4227                snd_soc_update_bits(codec, WM8994_AIF1_CONTROL_1,
4228                                    WM8994_AIF1ADC_TDM, WM8994_AIF1ADC_TDM);
4229                break;
4230        default:
4231                break;
4232        }
4233
4234        /* Put MICBIAS into bypass mode by default on newer devices */
4235        switch (control->type) {
4236        case WM8958:
4237        case WM1811:
4238                snd_soc_update_bits(codec, WM8958_MICBIAS1,
4239                                    WM8958_MICB1_MODE, WM8958_MICB1_MODE);
4240                snd_soc_update_bits(codec, WM8958_MICBIAS2,
4241                                    WM8958_MICB2_MODE, WM8958_MICB2_MODE);
4242                break;
4243        default:
4244                break;
4245        }
4246
4247        wm8994->hubs.check_class_w_digital = wm8994_check_class_w_digital;
4248        wm_hubs_update_class_w(codec);
4249
4250        wm8994_handle_pdata(wm8994);
4251
4252        wm_hubs_add_analogue_controls(codec);
4253        snd_soc_add_codec_controls(codec, wm8994_snd_controls,
4254                             ARRAY_SIZE(wm8994_snd_controls));
4255        snd_soc_dapm_new_controls(dapm, wm8994_dapm_widgets,
4256                                  ARRAY_SIZE(wm8994_dapm_widgets));
4257
4258        switch (control->type) {
4259        case WM8994:
4260                snd_soc_dapm_new_controls(dapm, wm8994_specific_dapm_widgets,
4261                                          ARRAY_SIZE(wm8994_specific_dapm_widgets));
4262                if (control->revision < 4) {
4263                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
4264                                                  ARRAY_SIZE(wm8994_lateclk_revd_widgets));
4265                        snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
4266                                                  ARRAY_SIZE(wm8994_adc_revd_widgets));
4267                        snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
4268                                                  ARRAY_SIZE(wm8994_dac_revd_widgets));
4269                } else {
4270                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4271                                                  ARRAY_SIZE(wm8994_lateclk_widgets));
4272                        snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4273                                                  ARRAY_SIZE(wm8994_adc_widgets));
4274                        snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4275                                                  ARRAY_SIZE(wm8994_dac_widgets));
4276                }
4277                break;
4278        case WM8958:
4279                snd_soc_add_codec_controls(codec, wm8958_snd_controls,
4280                                     ARRAY_SIZE(wm8958_snd_controls));
4281                snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
4282                                          ARRAY_SIZE(wm8958_dapm_widgets));
4283                if (control->revision < 1) {
4284                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_revd_widgets,
4285                                                  ARRAY_SIZE(wm8994_lateclk_revd_widgets));
4286                        snd_soc_dapm_new_controls(dapm, wm8994_adc_revd_widgets,
4287                                                  ARRAY_SIZE(wm8994_adc_revd_widgets));
4288                        snd_soc_dapm_new_controls(dapm, wm8994_dac_revd_widgets,
4289                                                  ARRAY_SIZE(wm8994_dac_revd_widgets));
4290                } else {
4291                        snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4292                                                  ARRAY_SIZE(wm8994_lateclk_widgets));
4293                        snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4294                                                  ARRAY_SIZE(wm8994_adc_widgets));
4295                        snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4296                                                  ARRAY_SIZE(wm8994_dac_widgets));
4297                }
4298                break;
4299
4300        case WM1811:
4301                snd_soc_add_codec_controls(codec, wm8958_snd_controls,
4302                                     ARRAY_SIZE(wm8958_snd_controls));
4303                snd_soc_dapm_new_controls(dapm, wm8958_dapm_widgets,
4304                                          ARRAY_SIZE(wm8958_dapm_widgets));
4305                snd_soc_dapm_new_controls(dapm, wm8994_lateclk_widgets,
4306                                          ARRAY_SIZE(wm8994_lateclk_widgets));
4307                snd_soc_dapm_new_controls(dapm, wm8994_adc_widgets,
4308                                          ARRAY_SIZE(wm8994_adc_widgets));
4309                snd_soc_dapm_new_controls(dapm, wm8994_dac_widgets,
4310                                          ARRAY_SIZE(wm8994_dac_widgets));
4311                break;
4312        }
4313
4314        wm_hubs_add_analogue_routes(codec, 0, 0);
4315        ret = wm8994_request_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4316                                 wm_hubs_dcs_done, "DC servo done",
4317                                 &wm8994->hubs);
4318        if (ret == 0)
4319                wm8994->hubs.dcs_done_irq = true;
4320        snd_soc_dapm_add_routes(dapm, intercon, ARRAY_SIZE(intercon));
4321
4322        switch (control->type) {
4323        case WM8994:
4324                snd_soc_dapm_add_routes(dapm, wm8994_intercon,
4325                                        ARRAY_SIZE(wm8994_intercon));
4326
4327                if (control->revision < 4) {
4328                        snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
4329                                                ARRAY_SIZE(wm8994_revd_intercon));
4330                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
4331                                                ARRAY_SIZE(wm8994_lateclk_revd_intercon));
4332                } else {
4333                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4334                                                ARRAY_SIZE(wm8994_lateclk_intercon));
4335                }
4336                break;
4337        case WM8958:
4338                if (control->revision < 1) {
4339                        snd_soc_dapm_add_routes(dapm, wm8994_intercon,
4340                                                ARRAY_SIZE(wm8994_intercon));
4341                        snd_soc_dapm_add_routes(dapm, wm8994_revd_intercon,
4342                                                ARRAY_SIZE(wm8994_revd_intercon));
4343                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_revd_intercon,
4344                                                ARRAY_SIZE(wm8994_lateclk_revd_intercon));
4345                } else {
4346                        snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4347                                                ARRAY_SIZE(wm8994_lateclk_intercon));
4348                        snd_soc_dapm_add_routes(dapm, wm8958_intercon,
4349                                                ARRAY_SIZE(wm8958_intercon));
4350                }
4351
4352                wm8958_dsp2_init(codec);
4353                break;
4354        case WM1811:
4355                snd_soc_dapm_add_routes(dapm, wm8994_lateclk_intercon,
4356                                        ARRAY_SIZE(wm8994_lateclk_intercon));
4357                snd_soc_dapm_add_routes(dapm, wm8958_intercon,
4358                                        ARRAY_SIZE(wm8958_intercon));
4359                break;
4360        }
4361
4362        return 0;
4363
4364err_irq:
4365        if (wm8994->jackdet)
4366                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);
4367        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_SHRT, wm8994);
4368        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET, wm8994);
4369        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT, wm8994);
4370        if (wm8994->micdet_irq)
4371                free_irq(wm8994->micdet_irq, wm8994);
4372        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4373                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
4374                                &wm8994->fll_locked[i]);
4375        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4376                        &wm8994->hubs);
4377        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, codec);
4378        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, codec);
4379        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, codec);
4380
4381        return ret;
4382}
4383
4384static int wm8994_codec_remove(struct snd_soc_codec *codec)
4385{
4386        struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
4387        struct wm8994 *control = wm8994->wm8994;
4388        int i;
4389
4390        wm8994_set_bias_level(codec, SND_SOC_BIAS_OFF);
4391
4392        for (i = 0; i < ARRAY_SIZE(wm8994->fll_locked); i++)
4393                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FLL1_LOCK + i,
4394                                &wm8994->fll_locked[i]);
4395
4396        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_DCS_DONE,
4397                        &wm8994->hubs);
4398        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_FIFOS_ERR, codec);
4399        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_SHUT, codec);
4400        wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_TEMP_WARN, codec);
4401
4402        if (wm8994->jackdet)
4403                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_GPIO(6), wm8994);
4404
4405        switch (control->type) {
4406        case WM8994:
4407                if (wm8994->micdet_irq)
4408                        free_irq(wm8994->micdet_irq, wm8994);
4409                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC2_DET,
4410                                wm8994);
4411                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_SHRT,
4412                                wm8994);
4413                wm8994_free_irq(wm8994->wm8994, WM8994_IRQ_MIC1_DET,
4414                                wm8994);
4415                break;
4416
4417        case WM1811:
4418        case WM8958:
4419                if (wm8994->micdet_irq)
4420                        free_irq(wm8994->micdet_irq, wm8994);
4421                break;
4422        }
4423        release_firmware(wm8994->mbc);
4424        release_firmware(wm8994->mbc_vss);
4425        release_firmware(wm8994->enh_eq);
4426        kfree(wm8994->retune_mobile_texts);
4427        return 0;
4428}
4429
4430static struct snd_soc_codec_driver soc_codec_dev_wm8994 = {
4431        .probe =        wm8994_codec_probe,
4432        .remove =       wm8994_codec_remove,
4433        .suspend =      wm8994_codec_suspend,
4434        .resume =       wm8994_codec_resume,
4435        .set_bias_level = wm8994_set_bias_level,
4436};
4437
4438static int wm8994_probe(struct platform_device *pdev)
4439{
4440        struct wm8994_priv *wm8994;
4441
4442        wm8994 = devm_kzalloc(&pdev->dev, sizeof(struct wm8994_priv),
4443                              GFP_KERNEL);
4444        if (wm8994 == NULL)
4445                return -ENOMEM;
4446        platform_set_drvdata(pdev, wm8994);
4447
4448        wm8994->wm8994 = dev_get_drvdata(pdev->dev.parent);
4449
4450        pm_runtime_enable(&pdev->dev);
4451        pm_runtime_idle(&pdev->dev);
4452
4453        return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_wm8994,
4454                        wm8994_dai, ARRAY_SIZE(wm8994_dai));
4455}
4456
4457static int wm8994_remove(struct platform_device *pdev)
4458{
4459        snd_soc_unregister_codec(&pdev->dev);
4460        pm_runtime_disable(&pdev->dev);
4461
4462        return 0;
4463}
4464
4465#ifdef CONFIG_PM_SLEEP
4466static int wm8994_suspend(struct device *dev)
4467{
4468        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
4469
4470        /* Drop down to power saving mode when system is suspended */
4471        if (wm8994->jackdet && !wm8994->active_refcount)
4472                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
4473                                   WM1811_JACKDET_MODE_MASK,
4474                                   wm8994->jackdet_mode);
4475
4476        return 0;
4477}
4478
4479static int wm8994_resume(struct device *dev)
4480{
4481        struct wm8994_priv *wm8994 = dev_get_drvdata(dev);
4482
4483        if (wm8994->jackdet && wm8994->jackdet_mode)
4484                regmap_update_bits(wm8994->wm8994->regmap, WM8994_ANTIPOP_2,
4485                                   WM1811_JACKDET_MODE_MASK,
4486                                   WM1811_JACKDET_MODE_AUDIO);
4487
4488        return 0;
4489}
4490#endif
4491
4492static const struct dev_pm_ops wm8994_pm_ops = {
4493        SET_SYSTEM_SLEEP_PM_OPS(wm8994_suspend, wm8994_resume)
4494};
4495
4496static struct platform_driver wm8994_codec_driver = {
4497        .driver = {
4498                .name = "wm8994-codec",
4499                .owner = THIS_MODULE,
4500                .pm = &wm8994_pm_ops,
4501        },
4502        .probe = wm8994_probe,
4503        .remove = wm8994_remove,
4504};
4505
4506module_platform_driver(wm8994_codec_driver);
4507
4508MODULE_DESCRIPTION("ASoC WM8994 driver");
4509MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
4510MODULE_LICENSE("GPL");
4511MODULE_ALIAS("platform:wm8994-codec");
4512