linux/sound/soc/codecs/88pm860x-codec.c
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   1/*
   2 * 88pm860x-codec.c -- 88PM860x ALSA SoC Audio Driver
   3 *
   4 * Copyright 2010 Marvell International Ltd.
   5 * Author: Haojian Zhuang <haojian.zhuang@marvell.com>
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License version 2 as
   9 * published by the Free Software Foundation.
  10 */
  11
  12#include <linux/kernel.h>
  13#include <linux/module.h>
  14#include <linux/i2c.h>
  15#include <linux/platform_device.h>
  16#include <linux/mfd/88pm860x.h>
  17#include <linux/slab.h>
  18#include <linux/delay.h>
  19#include <linux/regmap.h>
  20#include <sound/core.h>
  21#include <sound/pcm.h>
  22#include <sound/pcm_params.h>
  23#include <sound/soc.h>
  24#include <sound/tlv.h>
  25#include <sound/initval.h>
  26#include <sound/jack.h>
  27#include <trace/events/asoc.h>
  28
  29#include "88pm860x-codec.h"
  30
  31#define MAX_NAME_LEN            20
  32#define REG_CACHE_SIZE          0x40
  33#define REG_CACHE_BASE          0xb0
  34
  35/* Status Register 1 (0x01) */
  36#define REG_STATUS_1            0x01
  37#define MIC_STATUS              (1 << 7)
  38#define HOOK_STATUS             (1 << 6)
  39#define HEADSET_STATUS          (1 << 5)
  40
  41/* Mic Detection Register (0x37) */
  42#define REG_MIC_DET             0x37
  43#define CONTINUOUS_POLLING      (3 << 1)
  44#define EN_MIC_DET              (1 << 0)
  45#define MICDET_MASK             0x07
  46
  47/* Headset Detection Register (0x38) */
  48#define REG_HS_DET              0x38
  49#define EN_HS_DET               (1 << 0)
  50
  51/* Misc2 Register (0x42) */
  52#define REG_MISC2               0x42
  53#define AUDIO_PLL               (1 << 5)
  54#define AUDIO_SECTION_RESET     (1 << 4)
  55#define AUDIO_SECTION_ON        (1 << 3)
  56
  57/* PCM Interface Register 2 (0xb1) */
  58#define PCM_INF2_BCLK           (1 << 6)        /* Bit clock polarity */
  59#define PCM_INF2_FS             (1 << 5)        /* Frame Sync polarity */
  60#define PCM_INF2_MASTER         (1 << 4)        /* Master / Slave */
  61#define PCM_INF2_18WL           (1 << 3)        /* 18 / 16 bits */
  62#define PCM_GENERAL_I2S         0
  63#define PCM_EXACT_I2S           1
  64#define PCM_LEFT_I2S            2
  65#define PCM_RIGHT_I2S           3
  66#define PCM_SHORT_FS            4
  67#define PCM_LONG_FS             5
  68#define PCM_MODE_MASK           7
  69
  70/* I2S Interface Register 4 (0xbe) */
  71#define I2S_EQU_BYP             (1 << 6)
  72
  73/* DAC Offset Register (0xcb) */
  74#define DAC_MUTE                (1 << 7)
  75#define MUTE_LEFT               (1 << 6)
  76#define MUTE_RIGHT              (1 << 2)
  77
  78/* ADC Analog Register 1 (0xd0) */
  79#define REG_ADC_ANA_1           0xd0
  80#define MIC1BIAS_MASK           0x60
  81
  82/* Earpiece/Speaker Control Register 2 (0xda) */
  83#define REG_EAR2                0xda
  84#define RSYNC_CHANGE            (1 << 2)
  85
  86/* Audio Supplies Register 2 (0xdc) */
  87#define REG_SUPPLIES2           0xdc
  88#define LDO15_READY             (1 << 4)
  89#define LDO15_EN                (1 << 3)
  90#define CPUMP_READY             (1 << 2)
  91#define CPUMP_EN                (1 << 1)
  92#define AUDIO_EN                (1 << 0)
  93#define SUPPLY_MASK             (LDO15_EN | CPUMP_EN | AUDIO_EN)
  94
  95/* Audio Enable Register 1 (0xdd) */
  96#define ADC_MOD_RIGHT           (1 << 1)
  97#define ADC_MOD_LEFT            (1 << 0)
  98
  99/* Audio Enable Register 2 (0xde) */
 100#define ADC_LEFT                (1 << 5)
 101#define ADC_RIGHT               (1 << 4)
 102
 103/* DAC Enable Register 2 (0xe1) */
 104#define DAC_LEFT                (1 << 5)
 105#define DAC_RIGHT               (1 << 4)
 106#define MODULATOR               (1 << 3)
 107
 108/* Shorts Register (0xeb) */
 109#define REG_SHORTS              0xeb
 110#define CLR_SHORT_LO2           (1 << 7)
 111#define SHORT_LO2               (1 << 6)
 112#define CLR_SHORT_LO1           (1 << 5)
 113#define SHORT_LO1               (1 << 4)
 114#define CLR_SHORT_HS2           (1 << 3)
 115#define SHORT_HS2               (1 << 2)
 116#define CLR_SHORT_HS1           (1 << 1)
 117#define SHORT_HS1               (1 << 0)
 118
 119/*
 120 * This widget should be just after DAC & PGA in DAPM power-on sequence and
 121 * before DAC & PGA in DAPM power-off sequence.
 122 */
 123#define PM860X_DAPM_OUTPUT(wname, wevent)       \
 124        SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, 0, 0, NULL, 0, wevent, \
 125                            SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD)
 126
 127struct pm860x_det {
 128        struct snd_soc_jack     *hp_jack;
 129        struct snd_soc_jack     *mic_jack;
 130        int                     hp_det;
 131        int                     mic_det;
 132        int                     hook_det;
 133        int                     hs_shrt;
 134        int                     lo_shrt;
 135};
 136
 137struct pm860x_priv {
 138        unsigned int            sysclk;
 139        unsigned int            pcmclk;
 140        unsigned int            dir;
 141        unsigned int            filter;
 142        struct snd_soc_codec    *codec;
 143        struct i2c_client       *i2c;
 144        struct regmap           *regmap;
 145        struct pm860x_chip      *chip;
 146        struct pm860x_det       det;
 147
 148        int                     irq[4];
 149        unsigned char           name[4][MAX_NAME_LEN+1];
 150};
 151
 152/* -9450dB to 0dB in 150dB steps ( mute instead of -9450dB) */
 153static const DECLARE_TLV_DB_SCALE(dpga_tlv, -9450, 150, 1);
 154
 155/* -9dB to 0db in 3dB steps */
 156static const DECLARE_TLV_DB_SCALE(adc_tlv, -900, 300, 0);
 157
 158/* {-23, -17, -13.5, -11, -9, -6, -3, 0}dB */
 159static const DECLARE_TLV_DB_RANGE(mic_tlv,
 160        0, 0, TLV_DB_SCALE_ITEM(-2300, 0, 0),
 161        1, 1, TLV_DB_SCALE_ITEM(-1700, 0, 0),
 162        2, 2, TLV_DB_SCALE_ITEM(-1350, 0, 0),
 163        3, 3, TLV_DB_SCALE_ITEM(-1100, 0, 0),
 164        4, 7, TLV_DB_SCALE_ITEM(-900, 300, 0)
 165);
 166
 167/* {0, 0, 0, -6, 0, 6, 12, 18}dB */
 168static const DECLARE_TLV_DB_RANGE(aux_tlv,
 169        0, 2, TLV_DB_SCALE_ITEM(0, 0, 0),
 170        3, 7, TLV_DB_SCALE_ITEM(-600, 600, 0)
 171);
 172
 173/* {-16, -13, -10, -7, -5.2, -3,3, -2.2, 0}dB, mute instead of -16dB */
 174static const DECLARE_TLV_DB_RANGE(out_tlv,
 175        0, 3, TLV_DB_SCALE_ITEM(-1600, 300, 1),
 176        4, 4, TLV_DB_SCALE_ITEM(-520, 0, 0),
 177        5, 5, TLV_DB_SCALE_ITEM(-330, 0, 0),
 178        6, 7, TLV_DB_SCALE_ITEM(-220, 220, 0)
 179);
 180
 181static const DECLARE_TLV_DB_RANGE(st_tlv,
 182        0, 1, TLV_DB_SCALE_ITEM(-12041, 602, 0),
 183        2, 3, TLV_DB_SCALE_ITEM(-11087, 250, 0),
 184        4, 5, TLV_DB_SCALE_ITEM(-10643, 158, 0),
 185        6, 7, TLV_DB_SCALE_ITEM(-10351, 116, 0),
 186        8, 9, TLV_DB_SCALE_ITEM(-10133, 92, 0),
 187        10, 13, TLV_DB_SCALE_ITEM(-9958, 70, 0),
 188        14, 17, TLV_DB_SCALE_ITEM(-9689, 53, 0),
 189        18, 271, TLV_DB_SCALE_ITEM(-9484, 37, 0)
 190);
 191
 192/* Sidetone Gain = M * 2^(-5-N) */
 193struct st_gain {
 194        unsigned int    db;
 195        unsigned int    m;
 196        unsigned int    n;
 197};
 198
 199static struct st_gain st_table[] = {
 200        {-12041,  1, 15}, {-11439,  1, 14}, {-11087,  3, 15}, {-10837,  1, 13},
 201        {-10643,  5, 15}, {-10485,  3, 14}, {-10351,  7, 15}, {-10235,  1, 12},
 202        {-10133,  9, 15}, {-10041,  5, 14}, { -9958, 11, 15}, { -9883,  3, 13},
 203        { -9813, 13, 15}, { -9749,  7, 14}, { -9689, 15, 15}, { -9633,  1, 11},
 204        { -9580, 17, 15}, { -9531,  9, 14}, { -9484, 19, 15}, { -9439,  5, 13},
 205        { -9397, 21, 15}, { -9356, 11, 14}, { -9318, 23, 15}, { -9281,  3, 12},
 206        { -9245, 25, 15}, { -9211, 13, 14}, { -9178, 27, 15}, { -9147,  7, 13},
 207        { -9116, 29, 15}, { -9087, 15, 14}, { -9058, 31, 15}, { -9031,  1, 10},
 208        { -8978, 17, 14}, { -8929,  9, 13}, { -8882, 19, 14}, { -8837,  5, 12},
 209        { -8795, 21, 14}, { -8754, 11, 13}, { -8716, 23, 14}, { -8679,  3, 11},
 210        { -8643, 25, 14}, { -8609, 13, 13}, { -8576, 27, 14}, { -8545,  7, 12},
 211        { -8514, 29, 14}, { -8485, 15, 13}, { -8456, 31, 14}, { -8429,  1,  9},
 212        { -8376, 17, 13}, { -8327,  9, 12}, { -8280, 19, 13}, { -8235,  5, 11},
 213        { -8193, 21, 13}, { -8152, 11, 12}, { -8114, 23, 13}, { -8077,  3, 10},
 214        { -8041, 25, 13}, { -8007, 13, 12}, { -7974, 27, 13}, { -7943,  7, 11},
 215        { -7912, 29, 13}, { -7883, 15, 12}, { -7854, 31, 13}, { -7827,  1,  8},
 216        { -7774, 17, 12}, { -7724,  9, 11}, { -7678, 19, 12}, { -7633,  5, 10},
 217        { -7591, 21, 12}, { -7550, 11, 11}, { -7512, 23, 12}, { -7475,  3,  9},
 218        { -7439, 25, 12}, { -7405, 13, 11}, { -7372, 27, 12}, { -7341,  7, 10},
 219        { -7310, 29, 12}, { -7281, 15, 11}, { -7252, 31, 12}, { -7225,  1,  7},
 220        { -7172, 17, 11}, { -7122,  9, 10}, { -7075, 19, 11}, { -7031,  5,  9},
 221        { -6989, 21, 11}, { -6948, 11, 10}, { -6910, 23, 11}, { -6873,  3,  8},
 222        { -6837, 25, 11}, { -6803, 13, 10}, { -6770, 27, 11}, { -6739,  7,  9},
 223        { -6708, 29, 11}, { -6679, 15, 10}, { -6650, 31, 11}, { -6623,  1,  6},
 224        { -6570, 17, 10}, { -6520,  9,  9}, { -6473, 19, 10}, { -6429,  5,  8},
 225        { -6386, 21, 10}, { -6346, 11,  9}, { -6307, 23, 10}, { -6270,  3,  7},
 226        { -6235, 25, 10}, { -6201, 13,  9}, { -6168, 27, 10}, { -6137,  7,  8},
 227        { -6106, 29, 10}, { -6077, 15,  9}, { -6048, 31, 10}, { -6021,  1,  5},
 228        { -5968, 17,  9}, { -5918,  9,  8}, { -5871, 19,  9}, { -5827,  5,  7},
 229        { -5784, 21,  9}, { -5744, 11,  8}, { -5705, 23,  9}, { -5668,  3,  6},
 230        { -5633, 25,  9}, { -5599, 13,  8}, { -5566, 27,  9}, { -5535,  7,  7},
 231        { -5504, 29,  9}, { -5475, 15,  8}, { -5446, 31,  9}, { -5419,  1,  4},
 232        { -5366, 17,  8}, { -5316,  9,  7}, { -5269, 19,  8}, { -5225,  5,  6},
 233        { -5182, 21,  8}, { -5142, 11,  7}, { -5103, 23,  8}, { -5066,  3,  5},
 234        { -5031, 25,  8}, { -4997, 13,  7}, { -4964, 27,  8}, { -4932,  7,  6},
 235        { -4902, 29,  8}, { -4873, 15,  7}, { -4844, 31,  8}, { -4816,  1,  3},
 236        { -4764, 17,  7}, { -4714,  9,  6}, { -4667, 19,  7}, { -4623,  5,  5},
 237        { -4580, 21,  7}, { -4540, 11,  6}, { -4501, 23,  7}, { -4464,  3,  4},
 238        { -4429, 25,  7}, { -4395, 13,  6}, { -4362, 27,  7}, { -4330,  7,  5},
 239        { -4300, 29,  7}, { -4270, 15,  6}, { -4242, 31,  7}, { -4214,  1,  2},
 240        { -4162, 17,  6}, { -4112,  9,  5}, { -4065, 19,  6}, { -4021,  5,  4},
 241        { -3978, 21,  6}, { -3938, 11,  5}, { -3899, 23,  6}, { -3862,  3,  3},
 242        { -3827, 25,  6}, { -3793, 13,  5}, { -3760, 27,  6}, { -3728,  7,  4},
 243        { -3698, 29,  6}, { -3668, 15,  5}, { -3640, 31,  6}, { -3612,  1,  1},
 244        { -3560, 17,  5}, { -3510,  9,  4}, { -3463, 19,  5}, { -3419,  5,  3},
 245        { -3376, 21,  5}, { -3336, 11,  4}, { -3297, 23,  5}, { -3260,  3,  2},
 246        { -3225, 25,  5}, { -3191, 13,  4}, { -3158, 27,  5}, { -3126,  7,  3},
 247        { -3096, 29,  5}, { -3066, 15,  4}, { -3038, 31,  5}, { -3010,  1,  0},
 248        { -2958, 17,  4}, { -2908,  9,  3}, { -2861, 19,  4}, { -2816,  5,  2},
 249        { -2774, 21,  4}, { -2734, 11,  3}, { -2695, 23,  4}, { -2658,  3,  1},
 250        { -2623, 25,  4}, { -2589, 13,  3}, { -2556, 27,  4}, { -2524,  7,  2},
 251        { -2494, 29,  4}, { -2464, 15,  3}, { -2436, 31,  4}, { -2408,  2,  0},
 252        { -2356, 17,  3}, { -2306,  9,  2}, { -2259, 19,  3}, { -2214,  5,  1},
 253        { -2172, 21,  3}, { -2132, 11,  2}, { -2093, 23,  3}, { -2056,  3,  0},
 254        { -2021, 25,  3}, { -1987, 13,  2}, { -1954, 27,  3}, { -1922,  7,  1},
 255        { -1892, 29,  3}, { -1862, 15,  2}, { -1834, 31,  3}, { -1806,  4,  0},
 256        { -1754, 17,  2}, { -1704,  9,  1}, { -1657, 19,  2}, { -1612,  5,  0},
 257        { -1570, 21,  2}, { -1530, 11,  1}, { -1491, 23,  2}, { -1454,  6,  0},
 258        { -1419, 25,  2}, { -1384, 13,  1}, { -1352, 27,  2}, { -1320,  7,  0},
 259        { -1290, 29,  2}, { -1260, 15,  1}, { -1232, 31,  2}, { -1204,  8,  0},
 260        { -1151, 17,  1}, { -1102,  9,  0}, { -1055, 19,  1}, { -1010, 10,  0},
 261        {  -968, 21,  1}, {  -928, 11,  0}, {  -889, 23,  1}, {  -852, 12,  0},
 262        {  -816, 25,  1}, {  -782, 13,  0}, {  -750, 27,  1}, {  -718, 14,  0},
 263        {  -688, 29,  1}, {  -658, 15,  0}, {  -630, 31,  1}, {  -602, 16,  0},
 264        {  -549, 17,  0}, {  -500, 18,  0}, {  -453, 19,  0}, {  -408, 20,  0},
 265        {  -366, 21,  0}, {  -325, 22,  0}, {  -287, 23,  0}, {  -250, 24,  0},
 266        {  -214, 25,  0}, {  -180, 26,  0}, {  -148, 27,  0}, {  -116, 28,  0},
 267        {   -86, 29,  0}, {   -56, 30,  0}, {   -28, 31,  0}, {     0,  0,  0},
 268};
 269
 270static int snd_soc_get_volsw_2r_st(struct snd_kcontrol *kcontrol,
 271                                   struct snd_ctl_elem_value *ucontrol)
 272{
 273        struct soc_mixer_control *mc =
 274                (struct soc_mixer_control *)kcontrol->private_value;
 275        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 276        unsigned int reg = mc->reg;
 277        unsigned int reg2 = mc->rreg;
 278        int val[2], val2[2], i;
 279
 280        val[0] = snd_soc_read(codec, reg) & 0x3f;
 281        val[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT) >> 4) & 0xf;
 282        val2[0] = snd_soc_read(codec, reg2) & 0x3f;
 283        val2[1] = (snd_soc_read(codec, PM860X_SIDETONE_SHIFT)) & 0xf;
 284
 285        for (i = 0; i < ARRAY_SIZE(st_table); i++) {
 286                if ((st_table[i].m == val[0]) && (st_table[i].n == val[1]))
 287                        ucontrol->value.integer.value[0] = i;
 288                if ((st_table[i].m == val2[0]) && (st_table[i].n == val2[1]))
 289                        ucontrol->value.integer.value[1] = i;
 290        }
 291        return 0;
 292}
 293
 294static int snd_soc_put_volsw_2r_st(struct snd_kcontrol *kcontrol,
 295                                   struct snd_ctl_elem_value *ucontrol)
 296{
 297        struct soc_mixer_control *mc =
 298                (struct soc_mixer_control *)kcontrol->private_value;
 299        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 300        unsigned int reg = mc->reg;
 301        unsigned int reg2 = mc->rreg;
 302        int err;
 303        unsigned int val, val2;
 304
 305        val = ucontrol->value.integer.value[0];
 306        val2 = ucontrol->value.integer.value[1];
 307
 308        if (val >= ARRAY_SIZE(st_table) || val2 >= ARRAY_SIZE(st_table))
 309                return -EINVAL;
 310
 311        err = snd_soc_update_bits(codec, reg, 0x3f, st_table[val].m);
 312        if (err < 0)
 313                return err;
 314        err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0xf0,
 315                                  st_table[val].n << 4);
 316        if (err < 0)
 317                return err;
 318
 319        err = snd_soc_update_bits(codec, reg2, 0x3f, st_table[val2].m);
 320        if (err < 0)
 321                return err;
 322        err = snd_soc_update_bits(codec, PM860X_SIDETONE_SHIFT, 0x0f,
 323                                  st_table[val2].n);
 324        return err;
 325}
 326
 327static int snd_soc_get_volsw_2r_out(struct snd_kcontrol *kcontrol,
 328                                    struct snd_ctl_elem_value *ucontrol)
 329{
 330        struct soc_mixer_control *mc =
 331                (struct soc_mixer_control *)kcontrol->private_value;
 332        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 333        unsigned int reg = mc->reg;
 334        unsigned int reg2 = mc->rreg;
 335        unsigned int shift = mc->shift;
 336        int max = mc->max, val, val2;
 337        unsigned int mask = (1 << fls(max)) - 1;
 338
 339        val = snd_soc_read(codec, reg) >> shift;
 340        val2 = snd_soc_read(codec, reg2) >> shift;
 341        ucontrol->value.integer.value[0] = (max - val) & mask;
 342        ucontrol->value.integer.value[1] = (max - val2) & mask;
 343
 344        return 0;
 345}
 346
 347static int snd_soc_put_volsw_2r_out(struct snd_kcontrol *kcontrol,
 348                                    struct snd_ctl_elem_value *ucontrol)
 349{
 350        struct soc_mixer_control *mc =
 351                (struct soc_mixer_control *)kcontrol->private_value;
 352        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 353        unsigned int reg = mc->reg;
 354        unsigned int reg2 = mc->rreg;
 355        unsigned int shift = mc->shift;
 356        int max = mc->max;
 357        unsigned int mask = (1 << fls(max)) - 1;
 358        int err;
 359        unsigned int val, val2, val_mask;
 360
 361        val_mask = mask << shift;
 362        val = ((max - ucontrol->value.integer.value[0]) & mask);
 363        val2 = ((max - ucontrol->value.integer.value[1]) & mask);
 364
 365        val = val << shift;
 366        val2 = val2 << shift;
 367
 368        err = snd_soc_update_bits(codec, reg, val_mask, val);
 369        if (err < 0)
 370                return err;
 371
 372        err = snd_soc_update_bits(codec, reg2, val_mask, val2);
 373        return err;
 374}
 375
 376/* DAPM Widget Events */
 377/*
 378 * A lot registers are belong to RSYNC domain. It requires enabling RSYNC bit
 379 * after updating these registers. Otherwise, these updated registers won't
 380 * be effective.
 381 */
 382static int pm860x_rsync_event(struct snd_soc_dapm_widget *w,
 383                              struct snd_kcontrol *kcontrol, int event)
 384{
 385        struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 386
 387        /*
 388         * In order to avoid current on the load, mute power-on and power-off
 389         * should be transients.
 390         * Unmute by DAC_MUTE. It should be unmuted when DAPM sequence is
 391         * finished.
 392         */
 393        snd_soc_update_bits(codec, PM860X_DAC_OFFSET, DAC_MUTE, 0);
 394        snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
 395                            RSYNC_CHANGE, RSYNC_CHANGE);
 396        return 0;
 397}
 398
 399static int pm860x_dac_event(struct snd_soc_dapm_widget *w,
 400                            struct snd_kcontrol *kcontrol, int event)
 401{
 402        struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 403        unsigned int dac = 0;
 404        int data;
 405
 406        if (!strcmp(w->name, "Left DAC"))
 407                dac = DAC_LEFT;
 408        if (!strcmp(w->name, "Right DAC"))
 409                dac = DAC_RIGHT;
 410        switch (event) {
 411        case SND_SOC_DAPM_PRE_PMU:
 412                if (dac) {
 413                        /* Auto mute in power-on sequence. */
 414                        dac |= MODULATOR;
 415                        snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
 416                                            DAC_MUTE, DAC_MUTE);
 417                        snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
 418                                            RSYNC_CHANGE, RSYNC_CHANGE);
 419                        /* update dac */
 420                        snd_soc_update_bits(codec, PM860X_DAC_EN_2,
 421                                            dac, dac);
 422                }
 423                break;
 424        case SND_SOC_DAPM_PRE_PMD:
 425                if (dac) {
 426                        /* Auto mute in power-off sequence. */
 427                        snd_soc_update_bits(codec, PM860X_DAC_OFFSET,
 428                                            DAC_MUTE, DAC_MUTE);
 429                        snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
 430                                            RSYNC_CHANGE, RSYNC_CHANGE);
 431                        /* update dac */
 432                        data = snd_soc_read(codec, PM860X_DAC_EN_2);
 433                        data &= ~dac;
 434                        if (!(data & (DAC_LEFT | DAC_RIGHT)))
 435                                data &= ~MODULATOR;
 436                        snd_soc_write(codec, PM860X_DAC_EN_2, data);
 437                }
 438                break;
 439        }
 440        return 0;
 441}
 442
 443static const char *pm860x_opamp_texts[] = {"-50%", "-25%", "0%", "75%"};
 444
 445static const char *pm860x_pa_texts[] = {"-33%", "0%", "33%", "66%"};
 446
 447static SOC_ENUM_SINGLE_DECL(pm860x_hs1_opamp_enum,
 448                            PM860X_HS1_CTRL, 5, pm860x_opamp_texts);
 449
 450static SOC_ENUM_SINGLE_DECL(pm860x_hs2_opamp_enum,
 451                            PM860X_HS2_CTRL, 5, pm860x_opamp_texts);
 452
 453static SOC_ENUM_SINGLE_DECL(pm860x_hs1_pa_enum,
 454                            PM860X_HS1_CTRL, 3, pm860x_pa_texts);
 455
 456static SOC_ENUM_SINGLE_DECL(pm860x_hs2_pa_enum,
 457                            PM860X_HS2_CTRL, 3, pm860x_pa_texts);
 458
 459static SOC_ENUM_SINGLE_DECL(pm860x_lo1_opamp_enum,
 460                            PM860X_LO1_CTRL, 5, pm860x_opamp_texts);
 461
 462static SOC_ENUM_SINGLE_DECL(pm860x_lo2_opamp_enum,
 463                            PM860X_LO2_CTRL, 5, pm860x_opamp_texts);
 464
 465static SOC_ENUM_SINGLE_DECL(pm860x_lo1_pa_enum,
 466                            PM860X_LO1_CTRL, 3, pm860x_pa_texts);
 467
 468static SOC_ENUM_SINGLE_DECL(pm860x_lo2_pa_enum,
 469                            PM860X_LO2_CTRL, 3, pm860x_pa_texts);
 470
 471static SOC_ENUM_SINGLE_DECL(pm860x_spk_pa_enum,
 472                            PM860X_EAR_CTRL_1, 5, pm860x_pa_texts);
 473
 474static SOC_ENUM_SINGLE_DECL(pm860x_ear_pa_enum,
 475                            PM860X_EAR_CTRL_2, 0, pm860x_pa_texts);
 476
 477static SOC_ENUM_SINGLE_DECL(pm860x_spk_ear_opamp_enum,
 478                            PM860X_EAR_CTRL_1, 3, pm860x_opamp_texts);
 479
 480static const struct snd_kcontrol_new pm860x_snd_controls[] = {
 481        SOC_DOUBLE_R_TLV("ADC Capture Volume", PM860X_ADC_ANA_2,
 482                        PM860X_ADC_ANA_3, 6, 3, 0, adc_tlv),
 483        SOC_DOUBLE_TLV("AUX Capture Volume", PM860X_ADC_ANA_3, 0, 3, 7, 0,
 484                        aux_tlv),
 485        SOC_SINGLE_TLV("MIC1 Capture Volume", PM860X_ADC_ANA_2, 0, 7, 0,
 486                        mic_tlv),
 487        SOC_SINGLE_TLV("MIC3 Capture Volume", PM860X_ADC_ANA_2, 3, 7, 0,
 488                        mic_tlv),
 489        SOC_DOUBLE_R_EXT_TLV("Sidetone Volume", PM860X_SIDETONE_L_GAIN,
 490                             PM860X_SIDETONE_R_GAIN, 0, ARRAY_SIZE(st_table)-1,
 491                             0, snd_soc_get_volsw_2r_st,
 492                             snd_soc_put_volsw_2r_st, st_tlv),
 493        SOC_SINGLE_TLV("Speaker Playback Volume", PM860X_EAR_CTRL_1,
 494                        0, 7, 0, out_tlv),
 495        SOC_DOUBLE_R_TLV("Line Playback Volume", PM860X_LO1_CTRL,
 496                         PM860X_LO2_CTRL, 0, 7, 0, out_tlv),
 497        SOC_DOUBLE_R_TLV("Headset Playback Volume", PM860X_HS1_CTRL,
 498                         PM860X_HS2_CTRL, 0, 7, 0, out_tlv),
 499        SOC_DOUBLE_R_EXT_TLV("Hifi Left Playback Volume",
 500                             PM860X_HIFIL_GAIN_LEFT,
 501                             PM860X_HIFIL_GAIN_RIGHT, 0, 63, 0,
 502                             snd_soc_get_volsw_2r_out,
 503                             snd_soc_put_volsw_2r_out, dpga_tlv),
 504        SOC_DOUBLE_R_EXT_TLV("Hifi Right Playback Volume",
 505                             PM860X_HIFIR_GAIN_LEFT,
 506                             PM860X_HIFIR_GAIN_RIGHT, 0, 63, 0,
 507                             snd_soc_get_volsw_2r_out,
 508                             snd_soc_put_volsw_2r_out, dpga_tlv),
 509        SOC_DOUBLE_R_EXT_TLV("Lofi Playback Volume", PM860X_LOFI_GAIN_LEFT,
 510                             PM860X_LOFI_GAIN_RIGHT, 0, 63, 0,
 511                             snd_soc_get_volsw_2r_out,
 512                             snd_soc_put_volsw_2r_out, dpga_tlv),
 513        SOC_ENUM("Headset1 Operational Amplifier Current",
 514                 pm860x_hs1_opamp_enum),
 515        SOC_ENUM("Headset2 Operational Amplifier Current",
 516                 pm860x_hs2_opamp_enum),
 517        SOC_ENUM("Headset1 Amplifier Current", pm860x_hs1_pa_enum),
 518        SOC_ENUM("Headset2 Amplifier Current", pm860x_hs2_pa_enum),
 519        SOC_ENUM("Lineout1 Operational Amplifier Current",
 520                 pm860x_lo1_opamp_enum),
 521        SOC_ENUM("Lineout2 Operational Amplifier Current",
 522                 pm860x_lo2_opamp_enum),
 523        SOC_ENUM("Lineout1 Amplifier Current", pm860x_lo1_pa_enum),
 524        SOC_ENUM("Lineout2 Amplifier Current", pm860x_lo2_pa_enum),
 525        SOC_ENUM("Speaker Operational Amplifier Current",
 526                 pm860x_spk_ear_opamp_enum),
 527        SOC_ENUM("Speaker Amplifier Current", pm860x_spk_pa_enum),
 528        SOC_ENUM("Earpiece Amplifier Current", pm860x_ear_pa_enum),
 529};
 530
 531/*
 532 * DAPM Controls
 533 */
 534
 535/* PCM Switch / PCM Interface */
 536static const struct snd_kcontrol_new pcm_switch_controls =
 537        SOC_DAPM_SINGLE("Switch", PM860X_ADC_EN_2, 0, 1, 0);
 538
 539/* AUX1 Switch */
 540static const struct snd_kcontrol_new aux1_switch_controls =
 541        SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 4, 1, 0);
 542
 543/* AUX2 Switch */
 544static const struct snd_kcontrol_new aux2_switch_controls =
 545        SOC_DAPM_SINGLE("Switch", PM860X_ANA_TO_ANA, 5, 1, 0);
 546
 547/* Left Ex. PA Switch */
 548static const struct snd_kcontrol_new lepa_switch_controls =
 549        SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 2, 1, 0);
 550
 551/* Right Ex. PA Switch */
 552static const struct snd_kcontrol_new repa_switch_controls =
 553        SOC_DAPM_SINGLE("Switch", PM860X_DAC_EN_2, 1, 1, 0);
 554
 555/* PCM Mux / Mux7 */
 556static const char *aif1_text[] = {
 557        "PCM L", "PCM R",
 558};
 559
 560static SOC_ENUM_SINGLE_DECL(aif1_enum,
 561                            PM860X_PCM_IFACE_3, 6, aif1_text);
 562
 563static const struct snd_kcontrol_new aif1_mux =
 564        SOC_DAPM_ENUM("PCM Mux", aif1_enum);
 565
 566/* I2S Mux / Mux9 */
 567static const char *i2s_din_text[] = {
 568        "DIN", "DIN1",
 569};
 570
 571static SOC_ENUM_SINGLE_DECL(i2s_din_enum,
 572                            PM860X_I2S_IFACE_3, 1, i2s_din_text);
 573
 574static const struct snd_kcontrol_new i2s_din_mux =
 575        SOC_DAPM_ENUM("I2S DIN Mux", i2s_din_enum);
 576
 577/* I2S Mic Mux / Mux8 */
 578static const char *i2s_mic_text[] = {
 579        "Ex PA", "ADC",
 580};
 581
 582static SOC_ENUM_SINGLE_DECL(i2s_mic_enum,
 583                            PM860X_I2S_IFACE_3, 4, i2s_mic_text);
 584
 585static const struct snd_kcontrol_new i2s_mic_mux =
 586        SOC_DAPM_ENUM("I2S Mic Mux", i2s_mic_enum);
 587
 588/* ADCL Mux / Mux2 */
 589static const char *adcl_text[] = {
 590        "ADCR", "ADCL",
 591};
 592
 593static SOC_ENUM_SINGLE_DECL(adcl_enum,
 594                            PM860X_PCM_IFACE_3, 4, adcl_text);
 595
 596static const struct snd_kcontrol_new adcl_mux =
 597        SOC_DAPM_ENUM("ADC Left Mux", adcl_enum);
 598
 599/* ADCR Mux / Mux3 */
 600static const char *adcr_text[] = {
 601        "ADCL", "ADCR",
 602};
 603
 604static SOC_ENUM_SINGLE_DECL(adcr_enum,
 605                            PM860X_PCM_IFACE_3, 2, adcr_text);
 606
 607static const struct snd_kcontrol_new adcr_mux =
 608        SOC_DAPM_ENUM("ADC Right Mux", adcr_enum);
 609
 610/* ADCR EC Mux / Mux6 */
 611static const char *adcr_ec_text[] = {
 612        "ADCR", "EC",
 613};
 614
 615static SOC_ENUM_SINGLE_DECL(adcr_ec_enum,
 616                            PM860X_ADC_EN_2, 3, adcr_ec_text);
 617
 618static const struct snd_kcontrol_new adcr_ec_mux =
 619        SOC_DAPM_ENUM("ADCR EC Mux", adcr_ec_enum);
 620
 621/* EC Mux / Mux4 */
 622static const char *ec_text[] = {
 623        "Left", "Right", "Left + Right",
 624};
 625
 626static SOC_ENUM_SINGLE_DECL(ec_enum,
 627                            PM860X_EC_PATH, 1, ec_text);
 628
 629static const struct snd_kcontrol_new ec_mux =
 630        SOC_DAPM_ENUM("EC Mux", ec_enum);
 631
 632static const char *dac_text[] = {
 633        "No input", "Right", "Left", "No input",
 634};
 635
 636/* DAC Headset 1 Mux / Mux10 */
 637static SOC_ENUM_SINGLE_DECL(dac_hs1_enum,
 638                            PM860X_ANA_INPUT_SEL_1, 0, dac_text);
 639
 640static const struct snd_kcontrol_new dac_hs1_mux =
 641        SOC_DAPM_ENUM("DAC HS1 Mux", dac_hs1_enum);
 642
 643/* DAC Headset 2 Mux / Mux11 */
 644static SOC_ENUM_SINGLE_DECL(dac_hs2_enum,
 645                            PM860X_ANA_INPUT_SEL_1, 2, dac_text);
 646
 647static const struct snd_kcontrol_new dac_hs2_mux =
 648        SOC_DAPM_ENUM("DAC HS2 Mux", dac_hs2_enum);
 649
 650/* DAC Lineout 1 Mux / Mux12 */
 651static SOC_ENUM_SINGLE_DECL(dac_lo1_enum,
 652                            PM860X_ANA_INPUT_SEL_1, 4, dac_text);
 653
 654static const struct snd_kcontrol_new dac_lo1_mux =
 655        SOC_DAPM_ENUM("DAC LO1 Mux", dac_lo1_enum);
 656
 657/* DAC Lineout 2 Mux / Mux13 */
 658static SOC_ENUM_SINGLE_DECL(dac_lo2_enum,
 659                            PM860X_ANA_INPUT_SEL_1, 6, dac_text);
 660
 661static const struct snd_kcontrol_new dac_lo2_mux =
 662        SOC_DAPM_ENUM("DAC LO2 Mux", dac_lo2_enum);
 663
 664/* DAC Spearker Earphone Mux / Mux14 */
 665static SOC_ENUM_SINGLE_DECL(dac_spk_ear_enum,
 666                            PM860X_ANA_INPUT_SEL_2, 0, dac_text);
 667
 668static const struct snd_kcontrol_new dac_spk_ear_mux =
 669        SOC_DAPM_ENUM("DAC SP Mux", dac_spk_ear_enum);
 670
 671/* Headset 1 Mux / Mux15 */
 672static const char *in_text[] = {
 673        "Digital", "Analog",
 674};
 675
 676static SOC_ENUM_SINGLE_DECL(hs1_enum,
 677                            PM860X_ANA_TO_ANA, 0, in_text);
 678
 679static const struct snd_kcontrol_new hs1_mux =
 680        SOC_DAPM_ENUM("Headset1 Mux", hs1_enum);
 681
 682/* Headset 2 Mux / Mux16 */
 683static SOC_ENUM_SINGLE_DECL(hs2_enum,
 684                            PM860X_ANA_TO_ANA, 1, in_text);
 685
 686static const struct snd_kcontrol_new hs2_mux =
 687        SOC_DAPM_ENUM("Headset2 Mux", hs2_enum);
 688
 689/* Lineout 1 Mux / Mux17 */
 690static SOC_ENUM_SINGLE_DECL(lo1_enum,
 691                            PM860X_ANA_TO_ANA, 2, in_text);
 692
 693static const struct snd_kcontrol_new lo1_mux =
 694        SOC_DAPM_ENUM("Lineout1 Mux", lo1_enum);
 695
 696/* Lineout 2 Mux / Mux18 */
 697static SOC_ENUM_SINGLE_DECL(lo2_enum,
 698                            PM860X_ANA_TO_ANA, 3, in_text);
 699
 700static const struct snd_kcontrol_new lo2_mux =
 701        SOC_DAPM_ENUM("Lineout2 Mux", lo2_enum);
 702
 703/* Speaker Earpiece Demux */
 704static const char *spk_text[] = {
 705        "Earpiece", "Speaker",
 706};
 707
 708static SOC_ENUM_SINGLE_DECL(spk_enum,
 709                            PM860X_ANA_TO_ANA, 6, spk_text);
 710
 711static const struct snd_kcontrol_new spk_demux =
 712        SOC_DAPM_ENUM("Speaker Earpiece Demux", spk_enum);
 713
 714/* MIC Mux / Mux1 */
 715static const char *mic_text[] = {
 716        "Mic 1", "Mic 2",
 717};
 718
 719static SOC_ENUM_SINGLE_DECL(mic_enum,
 720                            PM860X_ADC_ANA_4, 4, mic_text);
 721
 722static const struct snd_kcontrol_new mic_mux =
 723        SOC_DAPM_ENUM("MIC Mux", mic_enum);
 724
 725static const struct snd_soc_dapm_widget pm860x_dapm_widgets[] = {
 726        SND_SOC_DAPM_AIF_IN("PCM SDI", "PCM Playback", 0,
 727                            PM860X_ADC_EN_2, 0, 0),
 728        SND_SOC_DAPM_AIF_OUT("PCM SDO", "PCM Capture", 0,
 729                             PM860X_PCM_IFACE_3, 1, 1),
 730
 731
 732        SND_SOC_DAPM_AIF_IN("I2S DIN", "I2S Playback", 0,
 733                            SND_SOC_NOPM, 0, 0),
 734        SND_SOC_DAPM_AIF_IN("I2S DIN1", "I2S Playback", 0,
 735                            SND_SOC_NOPM, 0, 0),
 736        SND_SOC_DAPM_AIF_OUT("I2S DOUT", "I2S Capture", 0,
 737                             PM860X_I2S_IFACE_3, 5, 1),
 738        SND_SOC_DAPM_SUPPLY("I2S CLK", PM860X_DAC_EN_2, 0, 0, NULL, 0),
 739        SND_SOC_DAPM_MUX("I2S Mic Mux", SND_SOC_NOPM, 0, 0, &i2s_mic_mux),
 740        SND_SOC_DAPM_MUX("ADC Left Mux", SND_SOC_NOPM, 0, 0, &adcl_mux),
 741        SND_SOC_DAPM_MUX("ADC Right Mux", SND_SOC_NOPM, 0, 0, &adcr_mux),
 742        SND_SOC_DAPM_MUX("EC Mux", SND_SOC_NOPM, 0, 0, &ec_mux),
 743        SND_SOC_DAPM_MUX("ADCR EC Mux", SND_SOC_NOPM, 0, 0, &adcr_ec_mux),
 744        SND_SOC_DAPM_SWITCH("Left EPA", SND_SOC_NOPM, 0, 0,
 745                            &lepa_switch_controls),
 746        SND_SOC_DAPM_SWITCH("Right EPA", SND_SOC_NOPM, 0, 0,
 747                            &repa_switch_controls),
 748
 749        SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Left ADC MOD", PM860X_ADC_EN_1,
 750                         0, 1, 1, 0),
 751        SND_SOC_DAPM_REG(snd_soc_dapm_supply, "Right ADC MOD", PM860X_ADC_EN_1,
 752                         1, 1, 1, 0),
 753        SND_SOC_DAPM_ADC("Left ADC", NULL, PM860X_ADC_EN_2, 5, 0),
 754        SND_SOC_DAPM_ADC("Right ADC", NULL, PM860X_ADC_EN_2, 4, 0),
 755
 756        SND_SOC_DAPM_SWITCH("AUX1 Switch", SND_SOC_NOPM, 0, 0,
 757                            &aux1_switch_controls),
 758        SND_SOC_DAPM_SWITCH("AUX2 Switch", SND_SOC_NOPM, 0, 0,
 759                            &aux2_switch_controls),
 760
 761        SND_SOC_DAPM_MUX("MIC Mux", SND_SOC_NOPM, 0, 0, &mic_mux),
 762        SND_SOC_DAPM_MICBIAS("Mic1 Bias", PM860X_ADC_ANA_1, 2, 0),
 763        SND_SOC_DAPM_MICBIAS("Mic3 Bias", PM860X_ADC_ANA_1, 7, 0),
 764        SND_SOC_DAPM_PGA("MIC1 Volume", PM860X_ADC_EN_1, 2, 0, NULL, 0),
 765        SND_SOC_DAPM_PGA("MIC3 Volume", PM860X_ADC_EN_1, 3, 0, NULL, 0),
 766        SND_SOC_DAPM_PGA("AUX1 Volume", PM860X_ADC_EN_1, 4, 0, NULL, 0),
 767        SND_SOC_DAPM_PGA("AUX2 Volume", PM860X_ADC_EN_1, 5, 0, NULL, 0),
 768        SND_SOC_DAPM_PGA("Sidetone PGA", PM860X_ADC_EN_2, 1, 0, NULL, 0),
 769        SND_SOC_DAPM_PGA("Lofi PGA", PM860X_ADC_EN_2, 2, 0, NULL, 0),
 770
 771        SND_SOC_DAPM_INPUT("AUX1"),
 772        SND_SOC_DAPM_INPUT("AUX2"),
 773        SND_SOC_DAPM_INPUT("MIC1P"),
 774        SND_SOC_DAPM_INPUT("MIC1N"),
 775        SND_SOC_DAPM_INPUT("MIC2P"),
 776        SND_SOC_DAPM_INPUT("MIC2N"),
 777        SND_SOC_DAPM_INPUT("MIC3P"),
 778        SND_SOC_DAPM_INPUT("MIC3N"),
 779
 780        SND_SOC_DAPM_DAC_E("Left DAC", NULL, SND_SOC_NOPM, 0, 0,
 781                           pm860x_dac_event,
 782                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 783        SND_SOC_DAPM_DAC_E("Right DAC", NULL, SND_SOC_NOPM, 0, 0,
 784                           pm860x_dac_event,
 785                           SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
 786
 787        SND_SOC_DAPM_MUX("I2S DIN Mux", SND_SOC_NOPM, 0, 0, &i2s_din_mux),
 788        SND_SOC_DAPM_MUX("DAC HS1 Mux", SND_SOC_NOPM, 0, 0, &dac_hs1_mux),
 789        SND_SOC_DAPM_MUX("DAC HS2 Mux", SND_SOC_NOPM, 0, 0, &dac_hs2_mux),
 790        SND_SOC_DAPM_MUX("DAC LO1 Mux", SND_SOC_NOPM, 0, 0, &dac_lo1_mux),
 791        SND_SOC_DAPM_MUX("DAC LO2 Mux", SND_SOC_NOPM, 0, 0, &dac_lo2_mux),
 792        SND_SOC_DAPM_MUX("DAC SP Mux", SND_SOC_NOPM, 0, 0, &dac_spk_ear_mux),
 793        SND_SOC_DAPM_MUX("Headset1 Mux", SND_SOC_NOPM, 0, 0, &hs1_mux),
 794        SND_SOC_DAPM_MUX("Headset2 Mux", SND_SOC_NOPM, 0, 0, &hs2_mux),
 795        SND_SOC_DAPM_MUX("Lineout1 Mux", SND_SOC_NOPM, 0, 0, &lo1_mux),
 796        SND_SOC_DAPM_MUX("Lineout2 Mux", SND_SOC_NOPM, 0, 0, &lo2_mux),
 797        SND_SOC_DAPM_MUX("Speaker Earpiece Demux", SND_SOC_NOPM, 0, 0,
 798                         &spk_demux),
 799
 800
 801        SND_SOC_DAPM_PGA("Headset1 PGA", PM860X_DAC_EN_1, 0, 0, NULL, 0),
 802        SND_SOC_DAPM_PGA("Headset2 PGA", PM860X_DAC_EN_1, 1, 0, NULL, 0),
 803        SND_SOC_DAPM_OUTPUT("HS1"),
 804        SND_SOC_DAPM_OUTPUT("HS2"),
 805        SND_SOC_DAPM_PGA("Lineout1 PGA", PM860X_DAC_EN_1, 2, 0, NULL, 0),
 806        SND_SOC_DAPM_PGA("Lineout2 PGA", PM860X_DAC_EN_1, 3, 0, NULL, 0),
 807        SND_SOC_DAPM_OUTPUT("LINEOUT1"),
 808        SND_SOC_DAPM_OUTPUT("LINEOUT2"),
 809        SND_SOC_DAPM_PGA("Earpiece PGA", PM860X_DAC_EN_1, 4, 0, NULL, 0),
 810        SND_SOC_DAPM_OUTPUT("EARP"),
 811        SND_SOC_DAPM_OUTPUT("EARN"),
 812        SND_SOC_DAPM_PGA("Speaker PGA", PM860X_DAC_EN_1, 5, 0, NULL, 0),
 813        SND_SOC_DAPM_OUTPUT("LSP"),
 814        SND_SOC_DAPM_OUTPUT("LSN"),
 815        SND_SOC_DAPM_REG(snd_soc_dapm_supply, "VCODEC", PM860X_AUDIO_SUPPLIES_2,
 816                         0, SUPPLY_MASK, SUPPLY_MASK, 0),
 817
 818        PM860X_DAPM_OUTPUT("RSYNC", pm860x_rsync_event),
 819};
 820
 821static const struct snd_soc_dapm_route pm860x_dapm_routes[] = {
 822        /* supply */
 823        {"Left DAC", NULL, "VCODEC"},
 824        {"Right DAC", NULL, "VCODEC"},
 825        {"Left ADC", NULL, "VCODEC"},
 826        {"Right ADC", NULL, "VCODEC"},
 827        {"Left ADC", NULL, "Left ADC MOD"},
 828        {"Right ADC", NULL, "Right ADC MOD"},
 829
 830        /* I2S Clock */
 831        {"I2S DIN", NULL, "I2S CLK"},
 832        {"I2S DIN1", NULL, "I2S CLK"},
 833        {"I2S DOUT", NULL, "I2S CLK"},
 834
 835        /* PCM/AIF1 Inputs */
 836        {"PCM SDO", NULL, "ADC Left Mux"},
 837        {"PCM SDO", NULL, "ADCR EC Mux"},
 838
 839        /* PCM/AFI2 Outputs */
 840        {"Lofi PGA", NULL, "PCM SDI"},
 841        {"Lofi PGA", NULL, "Sidetone PGA"},
 842        {"Left DAC", NULL, "Lofi PGA"},
 843        {"Right DAC", NULL, "Lofi PGA"},
 844
 845        /* I2S/AIF2 Inputs */
 846        {"MIC Mux", "Mic 1", "MIC1P"},
 847        {"MIC Mux", "Mic 1", "MIC1N"},
 848        {"MIC Mux", "Mic 2", "MIC2P"},
 849        {"MIC Mux", "Mic 2", "MIC2N"},
 850        {"MIC1 Volume", NULL, "MIC Mux"},
 851        {"MIC3 Volume", NULL, "MIC3P"},
 852        {"MIC3 Volume", NULL, "MIC3N"},
 853        {"Left ADC", NULL, "MIC1 Volume"},
 854        {"Right ADC", NULL, "MIC3 Volume"},
 855        {"ADC Left Mux", "ADCR", "Right ADC"},
 856        {"ADC Left Mux", "ADCL", "Left ADC"},
 857        {"ADC Right Mux", "ADCL", "Left ADC"},
 858        {"ADC Right Mux", "ADCR", "Right ADC"},
 859        {"Left EPA", "Switch", "Left DAC"},
 860        {"Right EPA", "Switch", "Right DAC"},
 861        {"EC Mux", "Left", "Left DAC"},
 862        {"EC Mux", "Right", "Right DAC"},
 863        {"EC Mux", "Left + Right", "Left DAC"},
 864        {"EC Mux", "Left + Right", "Right DAC"},
 865        {"ADCR EC Mux", "ADCR", "ADC Right Mux"},
 866        {"ADCR EC Mux", "EC", "EC Mux"},
 867        {"I2S Mic Mux", "Ex PA", "Left EPA"},
 868        {"I2S Mic Mux", "Ex PA", "Right EPA"},
 869        {"I2S Mic Mux", "ADC", "ADC Left Mux"},
 870        {"I2S Mic Mux", "ADC", "ADCR EC Mux"},
 871        {"I2S DOUT", NULL, "I2S Mic Mux"},
 872
 873        /* I2S/AIF2 Outputs */
 874        {"I2S DIN Mux", "DIN", "I2S DIN"},
 875        {"I2S DIN Mux", "DIN1", "I2S DIN1"},
 876        {"Left DAC", NULL, "I2S DIN Mux"},
 877        {"Right DAC", NULL, "I2S DIN Mux"},
 878        {"DAC HS1 Mux", "Left", "Left DAC"},
 879        {"DAC HS1 Mux", "Right", "Right DAC"},
 880        {"DAC HS2 Mux", "Left", "Left DAC"},
 881        {"DAC HS2 Mux", "Right", "Right DAC"},
 882        {"DAC LO1 Mux", "Left", "Left DAC"},
 883        {"DAC LO1 Mux", "Right", "Right DAC"},
 884        {"DAC LO2 Mux", "Left", "Left DAC"},
 885        {"DAC LO2 Mux", "Right", "Right DAC"},
 886        {"Headset1 Mux", "Digital", "DAC HS1 Mux"},
 887        {"Headset2 Mux", "Digital", "DAC HS2 Mux"},
 888        {"Lineout1 Mux", "Digital", "DAC LO1 Mux"},
 889        {"Lineout2 Mux", "Digital", "DAC LO2 Mux"},
 890        {"Headset1 PGA", NULL, "Headset1 Mux"},
 891        {"Headset2 PGA", NULL, "Headset2 Mux"},
 892        {"Lineout1 PGA", NULL, "Lineout1 Mux"},
 893        {"Lineout2 PGA", NULL, "Lineout2 Mux"},
 894        {"DAC SP Mux", "Left", "Left DAC"},
 895        {"DAC SP Mux", "Right", "Right DAC"},
 896        {"Speaker Earpiece Demux", "Speaker", "DAC SP Mux"},
 897        {"Speaker PGA", NULL, "Speaker Earpiece Demux"},
 898        {"Earpiece PGA", NULL, "Speaker Earpiece Demux"},
 899
 900        {"RSYNC", NULL, "Headset1 PGA"},
 901        {"RSYNC", NULL, "Headset2 PGA"},
 902        {"RSYNC", NULL, "Lineout1 PGA"},
 903        {"RSYNC", NULL, "Lineout2 PGA"},
 904        {"RSYNC", NULL, "Speaker PGA"},
 905        {"RSYNC", NULL, "Speaker PGA"},
 906        {"RSYNC", NULL, "Earpiece PGA"},
 907        {"RSYNC", NULL, "Earpiece PGA"},
 908
 909        {"HS1", NULL, "RSYNC"},
 910        {"HS2", NULL, "RSYNC"},
 911        {"LINEOUT1", NULL, "RSYNC"},
 912        {"LINEOUT2", NULL, "RSYNC"},
 913        {"LSP", NULL, "RSYNC"},
 914        {"LSN", NULL, "RSYNC"},
 915        {"EARP", NULL, "RSYNC"},
 916        {"EARN", NULL, "RSYNC"},
 917};
 918
 919/*
 920 * Use MUTE_LEFT & MUTE_RIGHT to implement digital mute.
 921 * These bits can also be used to mute.
 922 */
 923static int pm860x_digital_mute(struct snd_soc_dai *codec_dai, int mute)
 924{
 925        struct snd_soc_codec *codec = codec_dai->codec;
 926        int data = 0, mask = MUTE_LEFT | MUTE_RIGHT;
 927
 928        if (mute)
 929                data = mask;
 930        snd_soc_update_bits(codec, PM860X_DAC_OFFSET, mask, data);
 931        snd_soc_update_bits(codec, PM860X_EAR_CTRL_2,
 932                            RSYNC_CHANGE, RSYNC_CHANGE);
 933        return 0;
 934}
 935
 936static int pm860x_pcm_hw_params(struct snd_pcm_substream *substream,
 937                                struct snd_pcm_hw_params *params,
 938                                struct snd_soc_dai *dai)
 939{
 940        struct snd_soc_codec *codec = dai->codec;
 941        unsigned char inf = 0, mask = 0;
 942
 943        /* bit size */
 944        switch (params_width(params)) {
 945        case 16:
 946                inf &= ~PCM_INF2_18WL;
 947                break;
 948        case 18:
 949                inf |= PCM_INF2_18WL;
 950                break;
 951        default:
 952                return -EINVAL;
 953        }
 954        mask |= PCM_INF2_18WL;
 955        snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
 956
 957        /* sample rate */
 958        switch (params_rate(params)) {
 959        case 8000:
 960                inf = 0;
 961                break;
 962        case 16000:
 963                inf = 3;
 964                break;
 965        case 32000:
 966                inf = 6;
 967                break;
 968        case 48000:
 969                inf = 8;
 970                break;
 971        default:
 972                return -EINVAL;
 973        }
 974        snd_soc_update_bits(codec, PM860X_PCM_RATE, 0x0f, inf);
 975
 976        return 0;
 977}
 978
 979static int pm860x_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai,
 980                                  unsigned int fmt)
 981{
 982        struct snd_soc_codec *codec = codec_dai->codec;
 983        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
 984        unsigned char inf = 0, mask = 0;
 985        int ret = -EINVAL;
 986
 987        mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
 988
 989        /* set master/slave audio interface */
 990        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 991        case SND_SOC_DAIFMT_CBM_CFM:
 992        case SND_SOC_DAIFMT_CBM_CFS:
 993                if (pm860x->dir == PM860X_CLK_DIR_OUT) {
 994                        inf |= PCM_INF2_MASTER;
 995                        ret = 0;
 996                }
 997                break;
 998        case SND_SOC_DAIFMT_CBS_CFS:
 999                if (pm860x->dir == PM860X_CLK_DIR_IN) {
1000                        inf &= ~PCM_INF2_MASTER;
1001                        ret = 0;
1002                }
1003                break;
1004        }
1005
1006        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1007        case SND_SOC_DAIFMT_I2S:
1008                inf |= PCM_EXACT_I2S;
1009                ret = 0;
1010                break;
1011        }
1012        mask |= PCM_MODE_MASK;
1013        if (ret)
1014                return ret;
1015        snd_soc_update_bits(codec, PM860X_PCM_IFACE_2, mask, inf);
1016        return 0;
1017}
1018
1019static int pm860x_set_dai_sysclk(struct snd_soc_dai *codec_dai,
1020                                 int clk_id, unsigned int freq, int dir)
1021{
1022        struct snd_soc_codec *codec = codec_dai->codec;
1023        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1024
1025        if (dir == PM860X_CLK_DIR_OUT)
1026                pm860x->dir = PM860X_CLK_DIR_OUT;
1027        else    /* Slave mode is not supported */
1028                return -EINVAL;
1029
1030        return 0;
1031}
1032
1033static int pm860x_i2s_hw_params(struct snd_pcm_substream *substream,
1034                                struct snd_pcm_hw_params *params,
1035                                struct snd_soc_dai *dai)
1036{
1037        struct snd_soc_codec *codec = dai->codec;
1038        unsigned char inf;
1039
1040        /* bit size */
1041        switch (params_width(params)) {
1042        case 16:
1043                inf = 0;
1044                break;
1045        case 18:
1046                inf = PCM_INF2_18WL;
1047                break;
1048        default:
1049                return -EINVAL;
1050        }
1051        snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, PCM_INF2_18WL, inf);
1052
1053        /* sample rate */
1054        switch (params_rate(params)) {
1055        case 8000:
1056                inf = 0;
1057                break;
1058        case 11025:
1059                inf = 1;
1060                break;
1061        case 16000:
1062                inf = 3;
1063                break;
1064        case 22050:
1065                inf = 4;
1066                break;
1067        case 32000:
1068                inf = 6;
1069                break;
1070        case 44100:
1071                inf = 7;
1072                break;
1073        case 48000:
1074                inf = 8;
1075                break;
1076        default:
1077                return -EINVAL;
1078        }
1079        snd_soc_update_bits(codec, PM860X_I2S_IFACE_4, 0xf, inf);
1080
1081        return 0;
1082}
1083
1084static int pm860x_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai,
1085                                  unsigned int fmt)
1086{
1087        struct snd_soc_codec *codec = codec_dai->codec;
1088        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1089        unsigned char inf = 0, mask = 0;
1090
1091        mask |= PCM_INF2_BCLK | PCM_INF2_FS | PCM_INF2_MASTER;
1092
1093        /* set master/slave audio interface */
1094        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1095        case SND_SOC_DAIFMT_CBM_CFM:
1096                if (pm860x->dir == PM860X_CLK_DIR_OUT)
1097                        inf |= PCM_INF2_MASTER;
1098                else
1099                        return -EINVAL;
1100                break;
1101        case SND_SOC_DAIFMT_CBS_CFS:
1102                if (pm860x->dir == PM860X_CLK_DIR_IN)
1103                        inf &= ~PCM_INF2_MASTER;
1104                else
1105                        return -EINVAL;
1106                break;
1107        default:
1108                return -EINVAL;
1109        }
1110
1111        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1112        case SND_SOC_DAIFMT_I2S:
1113                inf |= PCM_EXACT_I2S;
1114                break;
1115        default:
1116                return -EINVAL;
1117        }
1118        mask |= PCM_MODE_MASK;
1119        snd_soc_update_bits(codec, PM860X_I2S_IFACE_2, mask, inf);
1120        return 0;
1121}
1122
1123static int pm860x_set_bias_level(struct snd_soc_codec *codec,
1124                                 enum snd_soc_bias_level level)
1125{
1126        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1127        int data;
1128
1129        switch (level) {
1130        case SND_SOC_BIAS_ON:
1131                break;
1132
1133        case SND_SOC_BIAS_PREPARE:
1134                break;
1135
1136        case SND_SOC_BIAS_STANDBY:
1137                if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1138                        /* Enable Audio PLL & Audio section */
1139                        data = AUDIO_PLL | AUDIO_SECTION_ON;
1140                        pm860x_reg_write(pm860x->i2c, REG_MISC2, data);
1141                        udelay(300);
1142                        data = AUDIO_PLL | AUDIO_SECTION_RESET
1143                                | AUDIO_SECTION_ON;
1144                        pm860x_reg_write(pm860x->i2c, REG_MISC2, data);
1145                }
1146                break;
1147
1148        case SND_SOC_BIAS_OFF:
1149                data = AUDIO_PLL | AUDIO_SECTION_RESET | AUDIO_SECTION_ON;
1150                pm860x_set_bits(pm860x->i2c, REG_MISC2, data, 0);
1151                break;
1152        }
1153        return 0;
1154}
1155
1156static const struct snd_soc_dai_ops pm860x_pcm_dai_ops = {
1157        .digital_mute   = pm860x_digital_mute,
1158        .hw_params      = pm860x_pcm_hw_params,
1159        .set_fmt        = pm860x_pcm_set_dai_fmt,
1160        .set_sysclk     = pm860x_set_dai_sysclk,
1161};
1162
1163static const struct snd_soc_dai_ops pm860x_i2s_dai_ops = {
1164        .digital_mute   = pm860x_digital_mute,
1165        .hw_params      = pm860x_i2s_hw_params,
1166        .set_fmt        = pm860x_i2s_set_dai_fmt,
1167        .set_sysclk     = pm860x_set_dai_sysclk,
1168};
1169
1170#define PM860X_RATES    (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |   \
1171                         SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000)
1172
1173static struct snd_soc_dai_driver pm860x_dai[] = {
1174        {
1175                /* DAI PCM */
1176                .name   = "88pm860x-pcm",
1177                .id     = 1,
1178                .playback = {
1179                        .stream_name    = "PCM Playback",
1180                        .channels_min   = 2,
1181                        .channels_max   = 2,
1182                        .rates          = PM860X_RATES,
1183                        .formats        = SNDRV_PCM_FMTBIT_S16_LE | \
1184                                          SNDRV_PCM_FMTBIT_S18_3LE,
1185                },
1186                .capture = {
1187                        .stream_name    = "PCM Capture",
1188                        .channels_min   = 2,
1189                        .channels_max   = 2,
1190                        .rates          = PM860X_RATES,
1191                        .formats        = SNDRV_PCM_FMTBIT_S16_LE | \
1192                                          SNDRV_PCM_FMTBIT_S18_3LE,
1193                },
1194                .ops    = &pm860x_pcm_dai_ops,
1195        }, {
1196                /* DAI I2S */
1197                .name   = "88pm860x-i2s",
1198                .id     = 2,
1199                .playback = {
1200                        .stream_name    = "I2S Playback",
1201                        .channels_min   = 2,
1202                        .channels_max   = 2,
1203                        .rates          = SNDRV_PCM_RATE_8000_48000,
1204                        .formats        = SNDRV_PCM_FMTBIT_S16_LE | \
1205                                          SNDRV_PCM_FMTBIT_S18_3LE,
1206                },
1207                .capture = {
1208                        .stream_name    = "I2S Capture",
1209                        .channels_min   = 2,
1210                        .channels_max   = 2,
1211                        .rates          = SNDRV_PCM_RATE_8000_48000,
1212                        .formats        = SNDRV_PCM_FMTBIT_S16_LE | \
1213                                          SNDRV_PCM_FMTBIT_S18_3LE,
1214                },
1215                .ops    = &pm860x_i2s_dai_ops,
1216        },
1217};
1218
1219static irqreturn_t pm860x_codec_handler(int irq, void *data)
1220{
1221        struct pm860x_priv *pm860x = data;
1222        int status, shrt, report = 0, mic_report = 0;
1223        int mask;
1224
1225        status = pm860x_reg_read(pm860x->i2c, REG_STATUS_1);
1226        shrt = pm860x_reg_read(pm860x->i2c, REG_SHORTS);
1227        mask = pm860x->det.hs_shrt | pm860x->det.hook_det | pm860x->det.lo_shrt
1228                | pm860x->det.hp_det;
1229
1230#ifndef CONFIG_SND_SOC_88PM860X_MODULE
1231        if (status & (HEADSET_STATUS | MIC_STATUS | SHORT_HS1 | SHORT_HS2 |
1232                      SHORT_LO1 | SHORT_LO2))
1233                trace_snd_soc_jack_irq(dev_name(pm860x->codec->dev));
1234#endif
1235
1236        if ((pm860x->det.hp_det & SND_JACK_HEADPHONE)
1237                && (status & HEADSET_STATUS))
1238                report |= SND_JACK_HEADPHONE;
1239
1240        if ((pm860x->det.mic_det & SND_JACK_MICROPHONE)
1241                && (status & MIC_STATUS))
1242                mic_report |= SND_JACK_MICROPHONE;
1243
1244        if (pm860x->det.hs_shrt && (shrt & (SHORT_HS1 | SHORT_HS2)))
1245                report |= pm860x->det.hs_shrt;
1246
1247        if (pm860x->det.hook_det && (status & HOOK_STATUS))
1248                report |= pm860x->det.hook_det;
1249
1250        if (pm860x->det.lo_shrt && (shrt & (SHORT_LO1 | SHORT_LO2)))
1251                report |= pm860x->det.lo_shrt;
1252
1253        if (report)
1254                snd_soc_jack_report(pm860x->det.hp_jack, report, mask);
1255        if (mic_report)
1256                snd_soc_jack_report(pm860x->det.mic_jack, SND_JACK_MICROPHONE,
1257                                    SND_JACK_MICROPHONE);
1258
1259        dev_dbg(pm860x->codec->dev, "headphone report:0x%x, mask:%x\n",
1260                report, mask);
1261        dev_dbg(pm860x->codec->dev, "microphone report:0x%x\n", mic_report);
1262        return IRQ_HANDLED;
1263}
1264
1265int pm860x_hs_jack_detect(struct snd_soc_codec *codec,
1266                          struct snd_soc_jack *jack,
1267                          int det, int hook, int hs_shrt, int lo_shrt)
1268{
1269        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1270        int data;
1271
1272        pm860x->det.hp_jack = jack;
1273        pm860x->det.hp_det = det;
1274        pm860x->det.hook_det = hook;
1275        pm860x->det.hs_shrt = hs_shrt;
1276        pm860x->det.lo_shrt = lo_shrt;
1277
1278        if (det & SND_JACK_HEADPHONE)
1279                pm860x_set_bits(pm860x->i2c, REG_HS_DET,
1280                                EN_HS_DET, EN_HS_DET);
1281        /* headset short detect */
1282        if (hs_shrt) {
1283                data = CLR_SHORT_HS2 | CLR_SHORT_HS1;
1284                pm860x_set_bits(pm860x->i2c, REG_SHORTS, data, data);
1285        }
1286        /* Lineout short detect */
1287        if (lo_shrt) {
1288                data = CLR_SHORT_LO2 | CLR_SHORT_LO1;
1289                pm860x_set_bits(pm860x->i2c, REG_SHORTS, data, data);
1290        }
1291
1292        /* sync status */
1293        pm860x_codec_handler(0, pm860x);
1294        return 0;
1295}
1296EXPORT_SYMBOL_GPL(pm860x_hs_jack_detect);
1297
1298int pm860x_mic_jack_detect(struct snd_soc_codec *codec,
1299                           struct snd_soc_jack *jack, int det)
1300{
1301        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1302
1303        pm860x->det.mic_jack = jack;
1304        pm860x->det.mic_det = det;
1305
1306        if (det & SND_JACK_MICROPHONE)
1307                pm860x_set_bits(pm860x->i2c, REG_MIC_DET,
1308                                MICDET_MASK, MICDET_MASK);
1309
1310        /* sync status */
1311        pm860x_codec_handler(0, pm860x);
1312        return 0;
1313}
1314EXPORT_SYMBOL_GPL(pm860x_mic_jack_detect);
1315
1316static int pm860x_probe(struct snd_soc_codec *codec)
1317{
1318        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1319        int i, ret;
1320
1321        pm860x->codec = codec;
1322
1323        for (i = 0; i < 4; i++) {
1324                ret = request_threaded_irq(pm860x->irq[i], NULL,
1325                                           pm860x_codec_handler, IRQF_ONESHOT,
1326                                           pm860x->name[i], pm860x);
1327                if (ret < 0) {
1328                        dev_err(codec->dev, "Failed to request IRQ!\n");
1329                        goto out;
1330                }
1331        }
1332
1333        return 0;
1334
1335out:
1336        while (--i >= 0)
1337                free_irq(pm860x->irq[i], pm860x);
1338        return ret;
1339}
1340
1341static int pm860x_remove(struct snd_soc_codec *codec)
1342{
1343        struct pm860x_priv *pm860x = snd_soc_codec_get_drvdata(codec);
1344        int i;
1345
1346        for (i = 3; i >= 0; i--)
1347                free_irq(pm860x->irq[i], pm860x);
1348        return 0;
1349}
1350
1351static struct regmap *pm860x_get_regmap(struct device *dev)
1352{
1353        struct pm860x_priv *pm860x = dev_get_drvdata(dev);
1354
1355        return pm860x->regmap;
1356}
1357
1358static struct snd_soc_codec_driver soc_codec_dev_pm860x = {
1359        .probe          = pm860x_probe,
1360        .remove         = pm860x_remove,
1361        .set_bias_level = pm860x_set_bias_level,
1362        .get_regmap     = pm860x_get_regmap,
1363
1364        .controls = pm860x_snd_controls,
1365        .num_controls = ARRAY_SIZE(pm860x_snd_controls),
1366        .dapm_widgets = pm860x_dapm_widgets,
1367        .num_dapm_widgets = ARRAY_SIZE(pm860x_dapm_widgets),
1368        .dapm_routes = pm860x_dapm_routes,
1369        .num_dapm_routes = ARRAY_SIZE(pm860x_dapm_routes),
1370};
1371
1372static int pm860x_codec_probe(struct platform_device *pdev)
1373{
1374        struct pm860x_chip *chip = dev_get_drvdata(pdev->dev.parent);
1375        struct pm860x_priv *pm860x;
1376        struct resource *res;
1377        int i, ret;
1378
1379        pm860x = devm_kzalloc(&pdev->dev, sizeof(struct pm860x_priv),
1380                              GFP_KERNEL);
1381        if (pm860x == NULL)
1382                return -ENOMEM;
1383
1384        pm860x->chip = chip;
1385        pm860x->i2c = (chip->id == CHIP_PM8607) ? chip->client
1386                        : chip->companion;
1387        pm860x->regmap = (chip->id == CHIP_PM8607) ? chip->regmap
1388                        : chip->regmap_companion;
1389        platform_set_drvdata(pdev, pm860x);
1390
1391        for (i = 0; i < 4; i++) {
1392                res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
1393                if (!res) {
1394                        dev_err(&pdev->dev, "Failed to get IRQ resources\n");
1395                        return -EINVAL;
1396                }
1397                pm860x->irq[i] = res->start + chip->irq_base;
1398                strncpy(pm860x->name[i], res->name, MAX_NAME_LEN);
1399        }
1400
1401        ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_pm860x,
1402                                     pm860x_dai, ARRAY_SIZE(pm860x_dai));
1403        if (ret) {
1404                dev_err(&pdev->dev, "Failed to register codec\n");
1405                return -EINVAL;
1406        }
1407        return ret;
1408}
1409
1410static int pm860x_codec_remove(struct platform_device *pdev)
1411{
1412        snd_soc_unregister_codec(&pdev->dev);
1413        return 0;
1414}
1415
1416static struct platform_driver pm860x_codec_driver = {
1417        .driver = {
1418                .name   = "88pm860x-codec",
1419        },
1420        .probe  = pm860x_codec_probe,
1421        .remove = pm860x_codec_remove,
1422};
1423
1424module_platform_driver(pm860x_codec_driver);
1425
1426MODULE_DESCRIPTION("ASoC 88PM860x driver");
1427MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
1428MODULE_LICENSE("GPL");
1429MODULE_ALIAS("platform:88pm860x-codec");
1430
1431