linux/sound/soc/codecs/wm8990.c
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   1/*
   2 * wm8990.c  --  WM8990 ALSA Soc Audio driver
   3 *
   4 * Copyright 2008 Wolfson Microelectronics PLC.
   5 * Author: Liam Girdwood <lrg@slimlogic.co.uk>
   6 *
   7 *  This program is free software; you can redistribute  it and/or modify it
   8 *  under  the terms of  the GNU General  Public License as published by the
   9 *  Free Software Foundation;  either version 2 of the  License, or (at your
  10 *  option) any later version.
  11 */
  12
  13#include <linux/module.h>
  14#include <linux/moduleparam.h>
  15#include <linux/kernel.h>
  16#include <linux/init.h>
  17#include <linux/delay.h>
  18#include <linux/pm.h>
  19#include <linux/i2c.h>
  20#include <linux/regmap.h>
  21#include <linux/slab.h>
  22#include <sound/core.h>
  23#include <sound/pcm.h>
  24#include <sound/pcm_params.h>
  25#include <sound/soc.h>
  26#include <sound/initval.h>
  27#include <sound/tlv.h>
  28#include <asm/div64.h>
  29
  30#include "wm8990.h"
  31
  32/* codec private data */
  33struct wm8990_priv {
  34        struct regmap *regmap;
  35        unsigned int sysclk;
  36        unsigned int pcmclk;
  37};
  38
  39static bool wm8990_volatile_register(struct device *dev, unsigned int reg)
  40{
  41        switch (reg) {
  42        case WM8990_RESET:
  43                return 1;
  44        default:
  45                return 0;
  46        }
  47}
  48
  49static const struct reg_default wm8990_reg_defaults[] = {
  50        {  1, 0x0000 },     /* R1  - Power Management (1) */
  51        {  2, 0x6000 },     /* R2  - Power Management (2) */
  52        {  3, 0x0000 },     /* R3  - Power Management (3) */
  53        {  4, 0x4050 },     /* R4  - Audio Interface (1) */
  54        {  5, 0x4000 },     /* R5  - Audio Interface (2) */
  55        {  6, 0x01C8 },     /* R6  - Clocking (1) */
  56        {  7, 0x0000 },     /* R7  - Clocking (2) */
  57        {  8, 0x0040 },     /* R8  - Audio Interface (3) */
  58        {  9, 0x0040 },     /* R9  - Audio Interface (4) */
  59        { 10, 0x0004 },     /* R10 - DAC CTRL */
  60        { 11, 0x00C0 },     /* R11 - Left DAC Digital Volume */
  61        { 12, 0x00C0 },     /* R12 - Right DAC Digital Volume */
  62        { 13, 0x0000 },     /* R13 - Digital Side Tone */
  63        { 14, 0x0100 },     /* R14 - ADC CTRL */
  64        { 15, 0x00C0 },     /* R15 - Left ADC Digital Volume */
  65        { 16, 0x00C0 },     /* R16 - Right ADC Digital Volume */
  66
  67        { 18, 0x0000 },     /* R18 - GPIO CTRL 1 */
  68        { 19, 0x1000 },     /* R19 - GPIO1 & GPIO2 */
  69        { 20, 0x1010 },     /* R20 - GPIO3 & GPIO4 */
  70        { 21, 0x1010 },     /* R21 - GPIO5 & GPIO6 */
  71        { 22, 0x8000 },     /* R22 - GPIOCTRL 2 */
  72        { 23, 0x0800 },     /* R23 - GPIO_POL */
  73        { 24, 0x008B },     /* R24 - Left Line Input 1&2 Volume */
  74        { 25, 0x008B },     /* R25 - Left Line Input 3&4 Volume */
  75        { 26, 0x008B },     /* R26 - Right Line Input 1&2 Volume */
  76        { 27, 0x008B },     /* R27 - Right Line Input 3&4 Volume */
  77        { 28, 0x0000 },     /* R28 - Left Output Volume */
  78        { 29, 0x0000 },     /* R29 - Right Output Volume */
  79        { 30, 0x0066 },     /* R30 - Line Outputs Volume */
  80        { 31, 0x0022 },     /* R31 - Out3/4 Volume */
  81        { 32, 0x0079 },     /* R32 - Left OPGA Volume */
  82        { 33, 0x0079 },     /* R33 - Right OPGA Volume */
  83        { 34, 0x0003 },     /* R34 - Speaker Volume */
  84        { 35, 0x0003 },     /* R35 - ClassD1 */
  85
  86        { 37, 0x0100 },     /* R37 - ClassD3 */
  87        { 38, 0x0079 },     /* R38 - ClassD4 */
  88        { 39, 0x0000 },     /* R39 - Input Mixer1 */
  89        { 40, 0x0000 },     /* R40 - Input Mixer2 */
  90        { 41, 0x0000 },     /* R41 - Input Mixer3 */
  91        { 42, 0x0000 },     /* R42 - Input Mixer4 */
  92        { 43, 0x0000 },     /* R43 - Input Mixer5 */
  93        { 44, 0x0000 },     /* R44 - Input Mixer6 */
  94        { 45, 0x0000 },     /* R45 - Output Mixer1 */
  95        { 46, 0x0000 },     /* R46 - Output Mixer2 */
  96        { 47, 0x0000 },     /* R47 - Output Mixer3 */
  97        { 48, 0x0000 },     /* R48 - Output Mixer4 */
  98        { 49, 0x0000 },     /* R49 - Output Mixer5 */
  99        { 50, 0x0000 },     /* R50 - Output Mixer6 */
 100        { 51, 0x0180 },     /* R51 - Out3/4 Mixer */
 101        { 52, 0x0000 },     /* R52 - Line Mixer1 */
 102        { 53, 0x0000 },     /* R53 - Line Mixer2 */
 103        { 54, 0x0000 },     /* R54 - Speaker Mixer */
 104        { 55, 0x0000 },     /* R55 - Additional Control */
 105        { 56, 0x0000 },     /* R56 - AntiPOP1 */
 106        { 57, 0x0000 },     /* R57 - AntiPOP2 */
 107        { 58, 0x0000 },     /* R58 - MICBIAS */
 108
 109        { 60, 0x0008 },     /* R60 - PLL1 */
 110        { 61, 0x0031 },     /* R61 - PLL2 */
 111        { 62, 0x0026 },     /* R62 - PLL3 */
 112};
 113
 114#define wm8990_reset(c) snd_soc_write(c, WM8990_RESET, 0)
 115
 116static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 600, 0);
 117
 118static const DECLARE_TLV_DB_SCALE(in_pga_tlv, -1650, 3000, 0);
 119
 120static const DECLARE_TLV_DB_SCALE(out_mix_tlv, 0, -2100, 0);
 121
 122static const DECLARE_TLV_DB_SCALE(out_pga_tlv, -7300, 600, 0);
 123
 124static const DECLARE_TLV_DB_SCALE(out_omix_tlv, -600, 0, 0);
 125
 126static const DECLARE_TLV_DB_SCALE(out_dac_tlv, -7163, 0, 0);
 127
 128static const DECLARE_TLV_DB_SCALE(in_adc_tlv, -7163, 1763, 0);
 129
 130static const DECLARE_TLV_DB_SCALE(out_sidetone_tlv, -3600, 0, 0);
 131
 132static int wm899x_outpga_put_volsw_vu(struct snd_kcontrol *kcontrol,
 133        struct snd_ctl_elem_value *ucontrol)
 134{
 135        struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 136        struct soc_mixer_control *mc =
 137                (struct soc_mixer_control *)kcontrol->private_value;
 138        int reg = mc->reg;
 139        int ret;
 140        u16 val;
 141
 142        ret = snd_soc_put_volsw(kcontrol, ucontrol);
 143        if (ret < 0)
 144                return ret;
 145
 146        /* now hit the volume update bits (always bit 8) */
 147        val = snd_soc_read(codec, reg);
 148        return snd_soc_write(codec, reg, val | 0x0100);
 149}
 150
 151#define SOC_WM899X_OUTPGA_SINGLE_R_TLV(xname, reg, shift, max, invert,\
 152        tlv_array) \
 153        SOC_SINGLE_EXT_TLV(xname, reg, shift, max, invert, \
 154                snd_soc_get_volsw, wm899x_outpga_put_volsw_vu, tlv_array)
 155
 156
 157static const char *wm8990_digital_sidetone[] =
 158        {"None", "Left ADC", "Right ADC", "Reserved"};
 159
 160static SOC_ENUM_SINGLE_DECL(wm8990_left_digital_sidetone_enum,
 161                            WM8990_DIGITAL_SIDE_TONE,
 162                            WM8990_ADC_TO_DACL_SHIFT,
 163                            wm8990_digital_sidetone);
 164
 165static SOC_ENUM_SINGLE_DECL(wm8990_right_digital_sidetone_enum,
 166                            WM8990_DIGITAL_SIDE_TONE,
 167                            WM8990_ADC_TO_DACR_SHIFT,
 168                            wm8990_digital_sidetone);
 169
 170static const char *wm8990_adcmode[] =
 171        {"Hi-fi mode", "Voice mode 1", "Voice mode 2", "Voice mode 3"};
 172
 173static SOC_ENUM_SINGLE_DECL(wm8990_right_adcmode_enum,
 174                            WM8990_ADC_CTRL,
 175                            WM8990_ADC_HPF_CUT_SHIFT,
 176                            wm8990_adcmode);
 177
 178static const struct snd_kcontrol_new wm8990_snd_controls[] = {
 179/* INMIXL */
 180SOC_SINGLE("LIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L12MNBST_BIT, 1, 0),
 181SOC_SINGLE("LIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_L34MNBST_BIT, 1, 0),
 182/* INMIXR */
 183SOC_SINGLE("RIN12 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R12MNBST_BIT, 1, 0),
 184SOC_SINGLE("RIN34 PGA Boost", WM8990_INPUT_MIXER3, WM8990_R34MNBST_BIT, 1, 0),
 185
 186/* LOMIX */
 187SOC_SINGLE_TLV("LOMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER3,
 188        WM8990_LLI3LOVOL_SHIFT, WM8990_LLI3LOVOL_MASK, 1, out_mix_tlv),
 189SOC_SINGLE_TLV("LOMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
 190        WM8990_LR12LOVOL_SHIFT, WM8990_LR12LOVOL_MASK, 1, out_mix_tlv),
 191SOC_SINGLE_TLV("LOMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER3,
 192        WM8990_LL12LOVOL_SHIFT, WM8990_LL12LOVOL_MASK, 1, out_mix_tlv),
 193SOC_SINGLE_TLV("LOMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER5,
 194        WM8990_LRI3LOVOL_SHIFT, WM8990_LRI3LOVOL_MASK, 1, out_mix_tlv),
 195SOC_SINGLE_TLV("LOMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
 196        WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
 197SOC_SINGLE_TLV("LOMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER5,
 198        WM8990_LRBLOVOL_SHIFT, WM8990_LRBLOVOL_MASK, 1, out_mix_tlv),
 199
 200/* ROMIX */
 201SOC_SINGLE_TLV("ROMIX RIN3 Bypass Volume", WM8990_OUTPUT_MIXER4,
 202        WM8990_RRI3ROVOL_SHIFT, WM8990_RRI3ROVOL_MASK, 1, out_mix_tlv),
 203SOC_SINGLE_TLV("ROMIX LIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
 204        WM8990_RL12ROVOL_SHIFT, WM8990_RL12ROVOL_MASK, 1, out_mix_tlv),
 205SOC_SINGLE_TLV("ROMIX RIN12 PGA Bypass Volume", WM8990_OUTPUT_MIXER4,
 206        WM8990_RR12ROVOL_SHIFT, WM8990_RR12ROVOL_MASK, 1, out_mix_tlv),
 207SOC_SINGLE_TLV("ROMIX LIN3 Bypass Volume", WM8990_OUTPUT_MIXER6,
 208        WM8990_RLI3ROVOL_SHIFT, WM8990_RLI3ROVOL_MASK, 1, out_mix_tlv),
 209SOC_SINGLE_TLV("ROMIX AINLMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
 210        WM8990_RLBROVOL_SHIFT, WM8990_RLBROVOL_MASK, 1, out_mix_tlv),
 211SOC_SINGLE_TLV("ROMIX AINRMUX Bypass Volume", WM8990_OUTPUT_MIXER6,
 212        WM8990_RRBROVOL_SHIFT, WM8990_RRBROVOL_MASK, 1, out_mix_tlv),
 213
 214/* LOUT */
 215SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOUT Volume", WM8990_LEFT_OUTPUT_VOLUME,
 216        WM8990_LOUTVOL_SHIFT, WM8990_LOUTVOL_MASK, 0, out_pga_tlv),
 217SOC_SINGLE("LOUT ZC", WM8990_LEFT_OUTPUT_VOLUME, WM8990_LOZC_BIT, 1, 0),
 218
 219/* ROUT */
 220SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROUT Volume", WM8990_RIGHT_OUTPUT_VOLUME,
 221        WM8990_ROUTVOL_SHIFT, WM8990_ROUTVOL_MASK, 0, out_pga_tlv),
 222SOC_SINGLE("ROUT ZC", WM8990_RIGHT_OUTPUT_VOLUME, WM8990_ROZC_BIT, 1, 0),
 223
 224/* LOPGA */
 225SOC_WM899X_OUTPGA_SINGLE_R_TLV("LOPGA Volume", WM8990_LEFT_OPGA_VOLUME,
 226        WM8990_LOPGAVOL_SHIFT, WM8990_LOPGAVOL_MASK, 0, out_pga_tlv),
 227SOC_SINGLE("LOPGA ZC Switch", WM8990_LEFT_OPGA_VOLUME,
 228        WM8990_LOPGAZC_BIT, 1, 0),
 229
 230/* ROPGA */
 231SOC_WM899X_OUTPGA_SINGLE_R_TLV("ROPGA Volume", WM8990_RIGHT_OPGA_VOLUME,
 232        WM8990_ROPGAVOL_SHIFT, WM8990_ROPGAVOL_MASK, 0, out_pga_tlv),
 233SOC_SINGLE("ROPGA ZC Switch", WM8990_RIGHT_OPGA_VOLUME,
 234        WM8990_ROPGAZC_BIT, 1, 0),
 235
 236SOC_SINGLE("LON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
 237        WM8990_LONMUTE_BIT, 1, 0),
 238SOC_SINGLE("LOP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
 239        WM8990_LOPMUTE_BIT, 1, 0),
 240SOC_SINGLE("LOP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
 241        WM8990_LOATTN_BIT, 1, 0),
 242SOC_SINGLE("RON Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
 243        WM8990_RONMUTE_BIT, 1, 0),
 244SOC_SINGLE("ROP Mute Switch", WM8990_LINE_OUTPUTS_VOLUME,
 245        WM8990_ROPMUTE_BIT, 1, 0),
 246SOC_SINGLE("ROP Attenuation Switch", WM8990_LINE_OUTPUTS_VOLUME,
 247        WM8990_ROATTN_BIT, 1, 0),
 248
 249SOC_SINGLE("OUT3 Mute Switch", WM8990_OUT3_4_VOLUME,
 250        WM8990_OUT3MUTE_BIT, 1, 0),
 251SOC_SINGLE("OUT3 Attenuation Switch", WM8990_OUT3_4_VOLUME,
 252        WM8990_OUT3ATTN_BIT, 1, 0),
 253
 254SOC_SINGLE("OUT4 Mute Switch", WM8990_OUT3_4_VOLUME,
 255        WM8990_OUT4MUTE_BIT, 1, 0),
 256SOC_SINGLE("OUT4 Attenuation Switch", WM8990_OUT3_4_VOLUME,
 257        WM8990_OUT4ATTN_BIT, 1, 0),
 258
 259SOC_SINGLE("Speaker Mode Switch", WM8990_CLASSD1,
 260        WM8990_CDMODE_BIT, 1, 0),
 261
 262SOC_SINGLE("Speaker Output Attenuation Volume", WM8990_SPEAKER_VOLUME,
 263        WM8990_SPKATTN_SHIFT, WM8990_SPKATTN_MASK, 0),
 264SOC_SINGLE("Speaker DC Boost Volume", WM8990_CLASSD3,
 265        WM8990_DCGAIN_SHIFT, WM8990_DCGAIN_MASK, 0),
 266SOC_SINGLE("Speaker AC Boost Volume", WM8990_CLASSD3,
 267        WM8990_ACGAIN_SHIFT, WM8990_ACGAIN_MASK, 0),
 268SOC_SINGLE_TLV("Speaker Volume", WM8990_CLASSD4,
 269        WM8990_SPKVOL_SHIFT, WM8990_SPKVOL_MASK, 0, out_pga_tlv),
 270SOC_SINGLE("Speaker ZC Switch", WM8990_CLASSD4,
 271        WM8990_SPKZC_SHIFT, WM8990_SPKZC_MASK, 0),
 272
 273SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left DAC Digital Volume",
 274        WM8990_LEFT_DAC_DIGITAL_VOLUME,
 275        WM8990_DACL_VOL_SHIFT,
 276        WM8990_DACL_VOL_MASK,
 277        0,
 278        out_dac_tlv),
 279
 280SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right DAC Digital Volume",
 281        WM8990_RIGHT_DAC_DIGITAL_VOLUME,
 282        WM8990_DACR_VOL_SHIFT,
 283        WM8990_DACR_VOL_MASK,
 284        0,
 285        out_dac_tlv),
 286
 287SOC_ENUM("Left Digital Sidetone", wm8990_left_digital_sidetone_enum),
 288SOC_ENUM("Right Digital Sidetone", wm8990_right_digital_sidetone_enum),
 289
 290SOC_SINGLE_TLV("Left Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
 291        WM8990_ADCL_DAC_SVOL_SHIFT, WM8990_ADCL_DAC_SVOL_MASK, 0,
 292        out_sidetone_tlv),
 293SOC_SINGLE_TLV("Right Digital Sidetone Volume", WM8990_DIGITAL_SIDE_TONE,
 294        WM8990_ADCR_DAC_SVOL_SHIFT, WM8990_ADCR_DAC_SVOL_MASK, 0,
 295        out_sidetone_tlv),
 296
 297SOC_SINGLE("ADC Digital High Pass Filter Switch", WM8990_ADC_CTRL,
 298        WM8990_ADC_HPF_ENA_BIT, 1, 0),
 299
 300SOC_ENUM("ADC HPF Mode", wm8990_right_adcmode_enum),
 301
 302SOC_WM899X_OUTPGA_SINGLE_R_TLV("Left ADC Digital Volume",
 303        WM8990_LEFT_ADC_DIGITAL_VOLUME,
 304        WM8990_ADCL_VOL_SHIFT,
 305        WM8990_ADCL_VOL_MASK,
 306        0,
 307        in_adc_tlv),
 308
 309SOC_WM899X_OUTPGA_SINGLE_R_TLV("Right ADC Digital Volume",
 310        WM8990_RIGHT_ADC_DIGITAL_VOLUME,
 311        WM8990_ADCR_VOL_SHIFT,
 312        WM8990_ADCR_VOL_MASK,
 313        0,
 314        in_adc_tlv),
 315
 316SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN12 Volume",
 317        WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
 318        WM8990_LIN12VOL_SHIFT,
 319        WM8990_LIN12VOL_MASK,
 320        0,
 321        in_pga_tlv),
 322
 323SOC_SINGLE("LIN12 ZC Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
 324        WM8990_LI12ZC_BIT, 1, 0),
 325
 326SOC_SINGLE("LIN12 Mute Switch", WM8990_LEFT_LINE_INPUT_1_2_VOLUME,
 327        WM8990_LI12MUTE_BIT, 1, 0),
 328
 329SOC_WM899X_OUTPGA_SINGLE_R_TLV("LIN34 Volume",
 330        WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
 331        WM8990_LIN34VOL_SHIFT,
 332        WM8990_LIN34VOL_MASK,
 333        0,
 334        in_pga_tlv),
 335
 336SOC_SINGLE("LIN34 ZC Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
 337        WM8990_LI34ZC_BIT, 1, 0),
 338
 339SOC_SINGLE("LIN34 Mute Switch", WM8990_LEFT_LINE_INPUT_3_4_VOLUME,
 340        WM8990_LI34MUTE_BIT, 1, 0),
 341
 342SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN12 Volume",
 343        WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
 344        WM8990_RIN12VOL_SHIFT,
 345        WM8990_RIN12VOL_MASK,
 346        0,
 347        in_pga_tlv),
 348
 349SOC_SINGLE("RIN12 ZC Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
 350        WM8990_RI12ZC_BIT, 1, 0),
 351
 352SOC_SINGLE("RIN12 Mute Switch", WM8990_RIGHT_LINE_INPUT_1_2_VOLUME,
 353        WM8990_RI12MUTE_BIT, 1, 0),
 354
 355SOC_WM899X_OUTPGA_SINGLE_R_TLV("RIN34 Volume",
 356        WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
 357        WM8990_RIN34VOL_SHIFT,
 358        WM8990_RIN34VOL_MASK,
 359        0,
 360        in_pga_tlv),
 361
 362SOC_SINGLE("RIN34 ZC Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
 363        WM8990_RI34ZC_BIT, 1, 0),
 364
 365SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME,
 366        WM8990_RI34MUTE_BIT, 1, 0),
 367
 368};
 369
 370/*
 371 * _DAPM_ Controls
 372 */
 373
 374static int outmixer_event(struct snd_soc_dapm_widget *w,
 375        struct snd_kcontrol *kcontrol, int event)
 376{
 377        struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm);
 378        u32 reg_shift = kcontrol->private_value & 0xfff;
 379        int ret = 0;
 380        u16 reg;
 381
 382        switch (reg_shift) {
 383        case WM8990_SPEAKER_MIXER | (WM8990_LDSPK_BIT << 8) :
 384                reg = snd_soc_read(codec, WM8990_OUTPUT_MIXER1);
 385                if (reg & WM8990_LDLO) {
 386                        printk(KERN_WARNING
 387                        "Cannot set as Output Mixer 1 LDLO Set\n");
 388                        ret = -1;
 389                }
 390                break;
 391        case WM8990_SPEAKER_MIXER | (WM8990_RDSPK_BIT << 8):
 392                reg = snd_soc_read(codec, WM8990_OUTPUT_MIXER2);
 393                if (reg & WM8990_RDRO) {
 394                        printk(KERN_WARNING
 395                        "Cannot set as Output Mixer 2 RDRO Set\n");
 396                        ret = -1;
 397                }
 398                break;
 399        case WM8990_OUTPUT_MIXER1 | (WM8990_LDLO_BIT << 8):
 400                reg = snd_soc_read(codec, WM8990_SPEAKER_MIXER);
 401                if (reg & WM8990_LDSPK) {
 402                        printk(KERN_WARNING
 403                        "Cannot set as Speaker Mixer LDSPK Set\n");
 404                        ret = -1;
 405                }
 406                break;
 407        case WM8990_OUTPUT_MIXER2 | (WM8990_RDRO_BIT << 8):
 408                reg = snd_soc_read(codec, WM8990_SPEAKER_MIXER);
 409                if (reg & WM8990_RDSPK) {
 410                        printk(KERN_WARNING
 411                        "Cannot set as Speaker Mixer RDSPK Set\n");
 412                        ret = -1;
 413                }
 414                break;
 415        }
 416
 417        return ret;
 418}
 419
 420/* INMIX dB values */
 421static const DECLARE_TLV_DB_SCALE(in_mix_tlv, -1200, 600, 0);
 422
 423/* Left In PGA Connections */
 424static const struct snd_kcontrol_new wm8990_dapm_lin12_pga_controls[] = {
 425SOC_DAPM_SINGLE("LIN1 Switch", WM8990_INPUT_MIXER2, WM8990_LMN1_BIT, 1, 0),
 426SOC_DAPM_SINGLE("LIN2 Switch", WM8990_INPUT_MIXER2, WM8990_LMP2_BIT, 1, 0),
 427};
 428
 429static const struct snd_kcontrol_new wm8990_dapm_lin34_pga_controls[] = {
 430SOC_DAPM_SINGLE("LIN3 Switch", WM8990_INPUT_MIXER2, WM8990_LMN3_BIT, 1, 0),
 431SOC_DAPM_SINGLE("LIN4 Switch", WM8990_INPUT_MIXER2, WM8990_LMP4_BIT, 1, 0),
 432};
 433
 434/* Right In PGA Connections */
 435static const struct snd_kcontrol_new wm8990_dapm_rin12_pga_controls[] = {
 436SOC_DAPM_SINGLE("RIN1 Switch", WM8990_INPUT_MIXER2, WM8990_RMN1_BIT, 1, 0),
 437SOC_DAPM_SINGLE("RIN2 Switch", WM8990_INPUT_MIXER2, WM8990_RMP2_BIT, 1, 0),
 438};
 439
 440static const struct snd_kcontrol_new wm8990_dapm_rin34_pga_controls[] = {
 441SOC_DAPM_SINGLE("RIN3 Switch", WM8990_INPUT_MIXER2, WM8990_RMN3_BIT, 1, 0),
 442SOC_DAPM_SINGLE("RIN4 Switch", WM8990_INPUT_MIXER2, WM8990_RMP4_BIT, 1, 0),
 443};
 444
 445/* INMIXL */
 446static const struct snd_kcontrol_new wm8990_dapm_inmixl_controls[] = {
 447SOC_DAPM_SINGLE_TLV("Record Left Volume", WM8990_INPUT_MIXER3,
 448        WM8990_LDBVOL_SHIFT, WM8990_LDBVOL_MASK, 0, in_mix_tlv),
 449SOC_DAPM_SINGLE_TLV("LIN2 Volume", WM8990_INPUT_MIXER5, WM8990_LI2BVOL_SHIFT,
 450        7, 0, in_mix_tlv),
 451SOC_DAPM_SINGLE("LINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
 452        1, 0),
 453SOC_DAPM_SINGLE("LINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
 454        1, 0),
 455};
 456
 457/* INMIXR */
 458static const struct snd_kcontrol_new wm8990_dapm_inmixr_controls[] = {
 459SOC_DAPM_SINGLE_TLV("Record Right Volume", WM8990_INPUT_MIXER4,
 460        WM8990_RDBVOL_SHIFT, WM8990_RDBVOL_MASK, 0, in_mix_tlv),
 461SOC_DAPM_SINGLE_TLV("RIN2 Volume", WM8990_INPUT_MIXER6, WM8990_RI2BVOL_SHIFT,
 462        7, 0, in_mix_tlv),
 463SOC_DAPM_SINGLE("RINPGA12 Switch", WM8990_INPUT_MIXER3, WM8990_L12MNB_BIT,
 464        1, 0),
 465SOC_DAPM_SINGLE("RINPGA34 Switch", WM8990_INPUT_MIXER3, WM8990_L34MNB_BIT,
 466        1, 0),
 467};
 468
 469/* AINLMUX */
 470static const char *wm8990_ainlmux[] =
 471        {"INMIXL Mix", "RXVOICE Mix", "DIFFINL Mix"};
 472
 473static SOC_ENUM_SINGLE_DECL(wm8990_ainlmux_enum,
 474                            WM8990_INPUT_MIXER1, WM8990_AINLMODE_SHIFT,
 475                            wm8990_ainlmux);
 476
 477static const struct snd_kcontrol_new wm8990_dapm_ainlmux_controls =
 478SOC_DAPM_ENUM("Route", wm8990_ainlmux_enum);
 479
 480/* DIFFINL */
 481
 482/* AINRMUX */
 483static const char *wm8990_ainrmux[] =
 484        {"INMIXR Mix", "RXVOICE Mix", "DIFFINR Mix"};
 485
 486static SOC_ENUM_SINGLE_DECL(wm8990_ainrmux_enum,
 487                            WM8990_INPUT_MIXER1, WM8990_AINRMODE_SHIFT,
 488                            wm8990_ainrmux);
 489
 490static const struct snd_kcontrol_new wm8990_dapm_ainrmux_controls =
 491SOC_DAPM_ENUM("Route", wm8990_ainrmux_enum);
 492
 493/* RXVOICE */
 494static const struct snd_kcontrol_new wm8990_dapm_rxvoice_controls[] = {
 495SOC_DAPM_SINGLE_TLV("LIN4/RXN", WM8990_INPUT_MIXER5, WM8990_LR4BVOL_SHIFT,
 496                        WM8990_LR4BVOL_MASK, 0, in_mix_tlv),
 497SOC_DAPM_SINGLE_TLV("RIN4/RXP", WM8990_INPUT_MIXER6, WM8990_RL4BVOL_SHIFT,
 498                        WM8990_RL4BVOL_MASK, 0, in_mix_tlv),
 499};
 500
 501/* LOMIX */
 502static const struct snd_kcontrol_new wm8990_dapm_lomix_controls[] = {
 503SOC_DAPM_SINGLE("LOMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
 504        WM8990_LRBLO_BIT, 1, 0),
 505SOC_DAPM_SINGLE("LOMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER1,
 506        WM8990_LLBLO_BIT, 1, 0),
 507SOC_DAPM_SINGLE("LOMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
 508        WM8990_LRI3LO_BIT, 1, 0),
 509SOC_DAPM_SINGLE("LOMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER1,
 510        WM8990_LLI3LO_BIT, 1, 0),
 511SOC_DAPM_SINGLE("LOMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
 512        WM8990_LR12LO_BIT, 1, 0),
 513SOC_DAPM_SINGLE("LOMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER1,
 514        WM8990_LL12LO_BIT, 1, 0),
 515SOC_DAPM_SINGLE("LOMIX Left DAC Switch", WM8990_OUTPUT_MIXER1,
 516        WM8990_LDLO_BIT, 1, 0),
 517};
 518
 519/* ROMIX */
 520static const struct snd_kcontrol_new wm8990_dapm_romix_controls[] = {
 521SOC_DAPM_SINGLE("ROMIX Left ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
 522        WM8990_RLBRO_BIT, 1, 0),
 523SOC_DAPM_SINGLE("ROMIX Right ADC Bypass Switch", WM8990_OUTPUT_MIXER2,
 524        WM8990_RRBRO_BIT, 1, 0),
 525SOC_DAPM_SINGLE("ROMIX LIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
 526        WM8990_RLI3RO_BIT, 1, 0),
 527SOC_DAPM_SINGLE("ROMIX RIN3 Bypass Switch", WM8990_OUTPUT_MIXER2,
 528        WM8990_RRI3RO_BIT, 1, 0),
 529SOC_DAPM_SINGLE("ROMIX LIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
 530        WM8990_RL12RO_BIT, 1, 0),
 531SOC_DAPM_SINGLE("ROMIX RIN12 PGA Bypass Switch", WM8990_OUTPUT_MIXER2,
 532        WM8990_RR12RO_BIT, 1, 0),
 533SOC_DAPM_SINGLE("ROMIX Right DAC Switch", WM8990_OUTPUT_MIXER2,
 534        WM8990_RDRO_BIT, 1, 0),
 535};
 536
 537/* LONMIX */
 538static const struct snd_kcontrol_new wm8990_dapm_lonmix_controls[] = {
 539SOC_DAPM_SINGLE("LONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
 540        WM8990_LLOPGALON_BIT, 1, 0),
 541SOC_DAPM_SINGLE("LONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER1,
 542        WM8990_LROPGALON_BIT, 1, 0),
 543SOC_DAPM_SINGLE("LONMIX Inverted LOP Switch", WM8990_LINE_MIXER1,
 544        WM8990_LOPLON_BIT, 1, 0),
 545};
 546
 547/* LOPMIX */
 548static const struct snd_kcontrol_new wm8990_dapm_lopmix_controls[] = {
 549SOC_DAPM_SINGLE("LOPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER1,
 550        WM8990_LR12LOP_BIT, 1, 0),
 551SOC_DAPM_SINGLE("LOPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER1,
 552        WM8990_LL12LOP_BIT, 1, 0),
 553SOC_DAPM_SINGLE("LOPMIX Left Mixer PGA Switch", WM8990_LINE_MIXER1,
 554        WM8990_LLOPGALOP_BIT, 1, 0),
 555};
 556
 557/* RONMIX */
 558static const struct snd_kcontrol_new wm8990_dapm_ronmix_controls[] = {
 559SOC_DAPM_SINGLE("RONMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
 560        WM8990_RROPGARON_BIT, 1, 0),
 561SOC_DAPM_SINGLE("RONMIX Left Mixer PGA Switch", WM8990_LINE_MIXER2,
 562        WM8990_RLOPGARON_BIT, 1, 0),
 563SOC_DAPM_SINGLE("RONMIX Inverted ROP Switch", WM8990_LINE_MIXER2,
 564        WM8990_ROPRON_BIT, 1, 0),
 565};
 566
 567/* ROPMIX */
 568static const struct snd_kcontrol_new wm8990_dapm_ropmix_controls[] = {
 569SOC_DAPM_SINGLE("ROPMIX Left Mic Bypass Switch", WM8990_LINE_MIXER2,
 570        WM8990_RL12ROP_BIT, 1, 0),
 571SOC_DAPM_SINGLE("ROPMIX Right Mic Bypass Switch", WM8990_LINE_MIXER2,
 572        WM8990_RR12ROP_BIT, 1, 0),
 573SOC_DAPM_SINGLE("ROPMIX Right Mixer PGA Switch", WM8990_LINE_MIXER2,
 574        WM8990_RROPGAROP_BIT, 1, 0),
 575};
 576
 577/* OUT3MIX */
 578static const struct snd_kcontrol_new wm8990_dapm_out3mix_controls[] = {
 579SOC_DAPM_SINGLE("OUT3MIX LIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
 580        WM8990_LI4O3_BIT, 1, 0),
 581SOC_DAPM_SINGLE("OUT3MIX Left Out PGA Switch", WM8990_OUT3_4_MIXER,
 582        WM8990_LPGAO3_BIT, 1, 0),
 583};
 584
 585/* OUT4MIX */
 586static const struct snd_kcontrol_new wm8990_dapm_out4mix_controls[] = {
 587SOC_DAPM_SINGLE("OUT4MIX Right Out PGA Switch", WM8990_OUT3_4_MIXER,
 588        WM8990_RPGAO4_BIT, 1, 0),
 589SOC_DAPM_SINGLE("OUT4MIX RIN4/RXP Bypass Switch", WM8990_OUT3_4_MIXER,
 590        WM8990_RI4O4_BIT, 1, 0),
 591};
 592
 593/* SPKMIX */
 594static const struct snd_kcontrol_new wm8990_dapm_spkmix_controls[] = {
 595SOC_DAPM_SINGLE("SPKMIX LIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
 596        WM8990_LI2SPK_BIT, 1, 0),
 597SOC_DAPM_SINGLE("SPKMIX LADC Bypass Switch", WM8990_SPEAKER_MIXER,
 598        WM8990_LB2SPK_BIT, 1, 0),
 599SOC_DAPM_SINGLE("SPKMIX Left Mixer PGA Switch", WM8990_SPEAKER_MIXER,
 600        WM8990_LOPGASPK_BIT, 1, 0),
 601SOC_DAPM_SINGLE("SPKMIX Left DAC Switch", WM8990_SPEAKER_MIXER,
 602        WM8990_LDSPK_BIT, 1, 0),
 603SOC_DAPM_SINGLE("SPKMIX Right DAC Switch", WM8990_SPEAKER_MIXER,
 604        WM8990_RDSPK_BIT, 1, 0),
 605SOC_DAPM_SINGLE("SPKMIX Right Mixer PGA Switch", WM8990_SPEAKER_MIXER,
 606        WM8990_ROPGASPK_BIT, 1, 0),
 607SOC_DAPM_SINGLE("SPKMIX RADC Bypass Switch", WM8990_SPEAKER_MIXER,
 608        WM8990_RL12ROP_BIT, 1, 0),
 609SOC_DAPM_SINGLE("SPKMIX RIN2 Bypass Switch", WM8990_SPEAKER_MIXER,
 610        WM8990_RI2SPK_BIT, 1, 0),
 611};
 612
 613static const struct snd_soc_dapm_widget wm8990_dapm_widgets[] = {
 614/* Input Side */
 615/* Input Lines */
 616SND_SOC_DAPM_INPUT("LIN1"),
 617SND_SOC_DAPM_INPUT("LIN2"),
 618SND_SOC_DAPM_INPUT("LIN3"),
 619SND_SOC_DAPM_INPUT("LIN4/RXN"),
 620SND_SOC_DAPM_INPUT("RIN3"),
 621SND_SOC_DAPM_INPUT("RIN4/RXP"),
 622SND_SOC_DAPM_INPUT("RIN1"),
 623SND_SOC_DAPM_INPUT("RIN2"),
 624SND_SOC_DAPM_INPUT("Internal ADC Source"),
 625
 626SND_SOC_DAPM_SUPPLY("INL", WM8990_POWER_MANAGEMENT_2, WM8990_AINL_ENA_BIT, 0,
 627                    NULL, 0),
 628SND_SOC_DAPM_SUPPLY("INR", WM8990_POWER_MANAGEMENT_2, WM8990_AINR_ENA_BIT, 0,
 629                    NULL, 0),
 630
 631/* DACs */
 632SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2,
 633        WM8990_ADCL_ENA_BIT, 0),
 634SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8990_POWER_MANAGEMENT_2,
 635        WM8990_ADCR_ENA_BIT, 0),
 636
 637/* Input PGAs */
 638SND_SOC_DAPM_MIXER("LIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN12_ENA_BIT,
 639        0, &wm8990_dapm_lin12_pga_controls[0],
 640        ARRAY_SIZE(wm8990_dapm_lin12_pga_controls)),
 641SND_SOC_DAPM_MIXER("LIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_LIN34_ENA_BIT,
 642        0, &wm8990_dapm_lin34_pga_controls[0],
 643        ARRAY_SIZE(wm8990_dapm_lin34_pga_controls)),
 644SND_SOC_DAPM_MIXER("RIN12 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN12_ENA_BIT,
 645        0, &wm8990_dapm_rin12_pga_controls[0],
 646        ARRAY_SIZE(wm8990_dapm_rin12_pga_controls)),
 647SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT,
 648        0, &wm8990_dapm_rin34_pga_controls[0],
 649        ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)),
 650
 651/* INMIXL */
 652SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0,
 653        &wm8990_dapm_inmixl_controls[0],
 654        ARRAY_SIZE(wm8990_dapm_inmixl_controls)),
 655
 656/* AINLMUX */
 657SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainlmux_controls),
 658
 659/* INMIXR */
 660SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0,
 661        &wm8990_dapm_inmixr_controls[0],
 662        ARRAY_SIZE(wm8990_dapm_inmixr_controls)),
 663
 664/* AINRMUX */
 665SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainrmux_controls),
 666
 667/* Output Side */
 668/* DACs */
 669SND_SOC_DAPM_DAC("Left DAC", "Left Playback", WM8990_POWER_MANAGEMENT_3,
 670        WM8990_DACL_ENA_BIT, 0),
 671SND_SOC_DAPM_DAC("Right DAC", "Right Playback", WM8990_POWER_MANAGEMENT_3,
 672        WM8990_DACR_ENA_BIT, 0),
 673
 674/* LOMIX */
 675SND_SOC_DAPM_MIXER_E("LOMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOMIX_ENA_BIT,
 676        0, &wm8990_dapm_lomix_controls[0],
 677        ARRAY_SIZE(wm8990_dapm_lomix_controls),
 678        outmixer_event, SND_SOC_DAPM_PRE_REG),
 679
 680/* LONMIX */
 681SND_SOC_DAPM_MIXER("LONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LON_ENA_BIT, 0,
 682        &wm8990_dapm_lonmix_controls[0],
 683        ARRAY_SIZE(wm8990_dapm_lonmix_controls)),
 684
 685/* LOPMIX */
 686SND_SOC_DAPM_MIXER("LOPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_LOP_ENA_BIT, 0,
 687        &wm8990_dapm_lopmix_controls[0],
 688        ARRAY_SIZE(wm8990_dapm_lopmix_controls)),
 689
 690/* OUT3MIX */
 691SND_SOC_DAPM_MIXER("OUT3MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT3_ENA_BIT, 0,
 692        &wm8990_dapm_out3mix_controls[0],
 693        ARRAY_SIZE(wm8990_dapm_out3mix_controls)),
 694
 695/* SPKMIX */
 696SND_SOC_DAPM_MIXER_E("SPKMIX", WM8990_POWER_MANAGEMENT_1, WM8990_SPK_ENA_BIT, 0,
 697        &wm8990_dapm_spkmix_controls[0],
 698        ARRAY_SIZE(wm8990_dapm_spkmix_controls), outmixer_event,
 699        SND_SOC_DAPM_PRE_REG),
 700
 701/* OUT4MIX */
 702SND_SOC_DAPM_MIXER("OUT4MIX", WM8990_POWER_MANAGEMENT_1, WM8990_OUT4_ENA_BIT, 0,
 703        &wm8990_dapm_out4mix_controls[0],
 704        ARRAY_SIZE(wm8990_dapm_out4mix_controls)),
 705
 706/* ROPMIX */
 707SND_SOC_DAPM_MIXER("ROPMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROP_ENA_BIT, 0,
 708        &wm8990_dapm_ropmix_controls[0],
 709        ARRAY_SIZE(wm8990_dapm_ropmix_controls)),
 710
 711/* RONMIX */
 712SND_SOC_DAPM_MIXER("RONMIX", WM8990_POWER_MANAGEMENT_3, WM8990_RON_ENA_BIT, 0,
 713        &wm8990_dapm_ronmix_controls[0],
 714        ARRAY_SIZE(wm8990_dapm_ronmix_controls)),
 715
 716/* ROMIX */
 717SND_SOC_DAPM_MIXER_E("ROMIX", WM8990_POWER_MANAGEMENT_3, WM8990_ROMIX_ENA_BIT,
 718        0, &wm8990_dapm_romix_controls[0],
 719        ARRAY_SIZE(wm8990_dapm_romix_controls),
 720        outmixer_event, SND_SOC_DAPM_PRE_REG),
 721
 722/* LOUT PGA */
 723SND_SOC_DAPM_PGA("LOUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_LOUT_ENA_BIT, 0,
 724        NULL, 0),
 725
 726/* ROUT PGA */
 727SND_SOC_DAPM_PGA("ROUT PGA", WM8990_POWER_MANAGEMENT_1, WM8990_ROUT_ENA_BIT, 0,
 728        NULL, 0),
 729
 730/* LOPGA */
 731SND_SOC_DAPM_PGA("LOPGA", WM8990_POWER_MANAGEMENT_3, WM8990_LOPGA_ENA_BIT, 0,
 732        NULL, 0),
 733
 734/* ROPGA */
 735SND_SOC_DAPM_PGA("ROPGA", WM8990_POWER_MANAGEMENT_3, WM8990_ROPGA_ENA_BIT, 0,
 736        NULL, 0),
 737
 738/* MICBIAS */
 739SND_SOC_DAPM_SUPPLY("MICBIAS", WM8990_POWER_MANAGEMENT_1,
 740                    WM8990_MICBIAS_ENA_BIT, 0, NULL, 0),
 741
 742SND_SOC_DAPM_OUTPUT("LON"),
 743SND_SOC_DAPM_OUTPUT("LOP"),
 744SND_SOC_DAPM_OUTPUT("OUT3"),
 745SND_SOC_DAPM_OUTPUT("LOUT"),
 746SND_SOC_DAPM_OUTPUT("SPKN"),
 747SND_SOC_DAPM_OUTPUT("SPKP"),
 748SND_SOC_DAPM_OUTPUT("ROUT"),
 749SND_SOC_DAPM_OUTPUT("OUT4"),
 750SND_SOC_DAPM_OUTPUT("ROP"),
 751SND_SOC_DAPM_OUTPUT("RON"),
 752
 753SND_SOC_DAPM_OUTPUT("Internal DAC Sink"),
 754};
 755
 756static const struct snd_soc_dapm_route wm8990_dapm_routes[] = {
 757        /* Make DACs turn on when playing even if not mixed into any outputs */
 758        {"Internal DAC Sink", NULL, "Left DAC"},
 759        {"Internal DAC Sink", NULL, "Right DAC"},
 760
 761        /* Make ADCs turn on when recording even if not mixed from any inputs */
 762        {"Left ADC", NULL, "Internal ADC Source"},
 763        {"Right ADC", NULL, "Internal ADC Source"},
 764
 765        {"AINLMUX", NULL, "INL"},
 766        {"INMIXL", NULL, "INL"},
 767        {"AINRMUX", NULL, "INR"},
 768        {"INMIXR", NULL, "INR"},
 769
 770        /* Input Side */
 771        /* LIN12 PGA */
 772        {"LIN12 PGA", "LIN1 Switch", "LIN1"},
 773        {"LIN12 PGA", "LIN2 Switch", "LIN2"},
 774        /* LIN34 PGA */
 775        {"LIN34 PGA", "LIN3 Switch", "LIN3"},
 776        {"LIN34 PGA", "LIN4 Switch", "LIN4/RXN"},
 777        /* INMIXL */
 778        {"INMIXL", "Record Left Volume", "LOMIX"},
 779        {"INMIXL", "LIN2 Volume", "LIN2"},
 780        {"INMIXL", "LINPGA12 Switch", "LIN12 PGA"},
 781        {"INMIXL", "LINPGA34 Switch", "LIN34 PGA"},
 782        /* AINLMUX */
 783        {"AINLMUX", "INMIXL Mix", "INMIXL"},
 784        {"AINLMUX", "DIFFINL Mix", "LIN12 PGA"},
 785        {"AINLMUX", "DIFFINL Mix", "LIN34 PGA"},
 786        {"AINLMUX", "RXVOICE Mix", "LIN4/RXN"},
 787        {"AINLMUX", "RXVOICE Mix", "RIN4/RXP"},
 788        /* ADC */
 789        {"Left ADC", NULL, "AINLMUX"},
 790
 791        /* RIN12 PGA */
 792        {"RIN12 PGA", "RIN1 Switch", "RIN1"},
 793        {"RIN12 PGA", "RIN2 Switch", "RIN2"},
 794        /* RIN34 PGA */
 795        {"RIN34 PGA", "RIN3 Switch", "RIN3"},
 796        {"RIN34 PGA", "RIN4 Switch", "RIN4/RXP"},
 797        /* INMIXL */
 798        {"INMIXR", "Record Right Volume", "ROMIX"},
 799        {"INMIXR", "RIN2 Volume", "RIN2"},
 800        {"INMIXR", "RINPGA12 Switch", "RIN12 PGA"},
 801        {"INMIXR", "RINPGA34 Switch", "RIN34 PGA"},
 802        /* AINRMUX */
 803        {"AINRMUX", "INMIXR Mix", "INMIXR"},
 804        {"AINRMUX", "DIFFINR Mix", "RIN12 PGA"},
 805        {"AINRMUX", "DIFFINR Mix", "RIN34 PGA"},
 806        {"AINRMUX", "RXVOICE Mix", "LIN4/RXN"},
 807        {"AINRMUX", "RXVOICE Mix", "RIN4/RXP"},
 808        /* ADC */
 809        {"Right ADC", NULL, "AINRMUX"},
 810
 811        /* LOMIX */
 812        {"LOMIX", "LOMIX RIN3 Bypass Switch", "RIN3"},
 813        {"LOMIX", "LOMIX LIN3 Bypass Switch", "LIN3"},
 814        {"LOMIX", "LOMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
 815        {"LOMIX", "LOMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
 816        {"LOMIX", "LOMIX Right ADC Bypass Switch", "AINRMUX"},
 817        {"LOMIX", "LOMIX Left ADC Bypass Switch", "AINLMUX"},
 818        {"LOMIX", "LOMIX Left DAC Switch", "Left DAC"},
 819
 820        /* ROMIX */
 821        {"ROMIX", "ROMIX RIN3 Bypass Switch", "RIN3"},
 822        {"ROMIX", "ROMIX LIN3 Bypass Switch", "LIN3"},
 823        {"ROMIX", "ROMIX LIN12 PGA Bypass Switch", "LIN12 PGA"},
 824        {"ROMIX", "ROMIX RIN12 PGA Bypass Switch", "RIN12 PGA"},
 825        {"ROMIX", "ROMIX Right ADC Bypass Switch", "AINRMUX"},
 826        {"ROMIX", "ROMIX Left ADC Bypass Switch", "AINLMUX"},
 827        {"ROMIX", "ROMIX Right DAC Switch", "Right DAC"},
 828
 829        /* SPKMIX */
 830        {"SPKMIX", "SPKMIX LIN2 Bypass Switch", "LIN2"},
 831        {"SPKMIX", "SPKMIX RIN2 Bypass Switch", "RIN2"},
 832        {"SPKMIX", "SPKMIX LADC Bypass Switch", "AINLMUX"},
 833        {"SPKMIX", "SPKMIX RADC Bypass Switch", "AINRMUX"},
 834        {"SPKMIX", "SPKMIX Left Mixer PGA Switch", "LOPGA"},
 835        {"SPKMIX", "SPKMIX Right Mixer PGA Switch", "ROPGA"},
 836        {"SPKMIX", "SPKMIX Right DAC Switch", "Right DAC"},
 837        {"SPKMIX", "SPKMIX Left DAC Switch", "Left DAC"},
 838
 839        /* LONMIX */
 840        {"LONMIX", "LONMIX Left Mixer PGA Switch", "LOPGA"},
 841        {"LONMIX", "LONMIX Right Mixer PGA Switch", "ROPGA"},
 842        {"LONMIX", "LONMIX Inverted LOP Switch", "LOPMIX"},
 843
 844        /* LOPMIX */
 845        {"LOPMIX", "LOPMIX Right Mic Bypass Switch", "RIN12 PGA"},
 846        {"LOPMIX", "LOPMIX Left Mic Bypass Switch", "LIN12 PGA"},
 847        {"LOPMIX", "LOPMIX Left Mixer PGA Switch", "LOPGA"},
 848
 849        /* OUT3MIX */
 850        {"OUT3MIX", "OUT3MIX LIN4/RXP Bypass Switch", "LIN4/RXN"},
 851        {"OUT3MIX", "OUT3MIX Left Out PGA Switch", "LOPGA"},
 852
 853        /* OUT4MIX */
 854        {"OUT4MIX", "OUT4MIX Right Out PGA Switch", "ROPGA"},
 855        {"OUT4MIX", "OUT4MIX RIN4/RXP Bypass Switch", "RIN4/RXP"},
 856
 857        /* RONMIX */
 858        {"RONMIX", "RONMIX Right Mixer PGA Switch", "ROPGA"},
 859        {"RONMIX", "RONMIX Left Mixer PGA Switch", "LOPGA"},
 860        {"RONMIX", "RONMIX Inverted ROP Switch", "ROPMIX"},
 861
 862        /* ROPMIX */
 863        {"ROPMIX", "ROPMIX Left Mic Bypass Switch", "LIN12 PGA"},
 864        {"ROPMIX", "ROPMIX Right Mic Bypass Switch", "RIN12 PGA"},
 865        {"ROPMIX", "ROPMIX Right Mixer PGA Switch", "ROPGA"},
 866
 867        /* Out Mixer PGAs */
 868        {"LOPGA", NULL, "LOMIX"},
 869        {"ROPGA", NULL, "ROMIX"},
 870
 871        {"LOUT PGA", NULL, "LOMIX"},
 872        {"ROUT PGA", NULL, "ROMIX"},
 873
 874        /* Output Pins */
 875        {"LON", NULL, "LONMIX"},
 876        {"LOP", NULL, "LOPMIX"},
 877        {"OUT3", NULL, "OUT3MIX"},
 878        {"LOUT", NULL, "LOUT PGA"},
 879        {"SPKN", NULL, "SPKMIX"},
 880        {"ROUT", NULL, "ROUT PGA"},
 881        {"OUT4", NULL, "OUT4MIX"},
 882        {"ROP", NULL, "ROPMIX"},
 883        {"RON", NULL, "RONMIX"},
 884};
 885
 886/* PLL divisors */
 887struct _pll_div {
 888        u32 div2;
 889        u32 n;
 890        u32 k;
 891};
 892
 893/* The size in bits of the pll divide multiplied by 10
 894 * to allow rounding later */
 895#define FIXED_PLL_SIZE ((1 << 16) * 10)
 896
 897static void pll_factors(struct _pll_div *pll_div, unsigned int target,
 898        unsigned int source)
 899{
 900        u64 Kpart;
 901        unsigned int K, Ndiv, Nmod;
 902
 903
 904        Ndiv = target / source;
 905        if (Ndiv < 6) {
 906                source >>= 1;
 907                pll_div->div2 = 1;
 908                Ndiv = target / source;
 909        } else
 910                pll_div->div2 = 0;
 911
 912        if ((Ndiv < 6) || (Ndiv > 12))
 913                printk(KERN_WARNING
 914                "WM8990 N value outwith recommended range! N = %u\n", Ndiv);
 915
 916        pll_div->n = Ndiv;
 917        Nmod = target % source;
 918        Kpart = FIXED_PLL_SIZE * (long long)Nmod;
 919
 920        do_div(Kpart, source);
 921
 922        K = Kpart & 0xFFFFFFFF;
 923
 924        /* Check if we need to round */
 925        if ((K % 10) >= 5)
 926                K += 5;
 927
 928        /* Move down to proper range now rounding is done */
 929        K /= 10;
 930
 931        pll_div->k = K;
 932}
 933
 934static int wm8990_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id,
 935                int source, unsigned int freq_in, unsigned int freq_out)
 936{
 937        struct snd_soc_codec *codec = codec_dai->codec;
 938        struct _pll_div pll_div;
 939
 940        if (freq_in && freq_out) {
 941                pll_factors(&pll_div, freq_out * 4, freq_in);
 942
 943                /* Turn on PLL */
 944                snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2,
 945                                    WM8990_PLL_ENA, WM8990_PLL_ENA);
 946
 947                /* sysclk comes from PLL */
 948                snd_soc_update_bits(codec, WM8990_CLOCKING_2,
 949                                    WM8990_SYSCLK_SRC, WM8990_SYSCLK_SRC);
 950
 951                /* set up N , fractional mode and pre-divisor if necessary */
 952                snd_soc_write(codec, WM8990_PLL1, pll_div.n | WM8990_SDM |
 953                        (pll_div.div2?WM8990_PRESCALE:0));
 954                snd_soc_write(codec, WM8990_PLL2, (u8)(pll_div.k>>8));
 955                snd_soc_write(codec, WM8990_PLL3, (u8)(pll_div.k & 0xFF));
 956        } else {
 957                /* Turn off PLL */
 958                snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2,
 959                                    WM8990_PLL_ENA, 0);
 960        }
 961        return 0;
 962}
 963
 964/*
 965 * Clock after PLL and dividers
 966 */
 967static int wm8990_set_dai_sysclk(struct snd_soc_dai *codec_dai,
 968                int clk_id, unsigned int freq, int dir)
 969{
 970        struct snd_soc_codec *codec = codec_dai->codec;
 971        struct wm8990_priv *wm8990 = snd_soc_codec_get_drvdata(codec);
 972
 973        wm8990->sysclk = freq;
 974        return 0;
 975}
 976
 977/*
 978 * Set's ADC and Voice DAC format.
 979 */
 980static int wm8990_set_dai_fmt(struct snd_soc_dai *codec_dai,
 981                unsigned int fmt)
 982{
 983        struct snd_soc_codec *codec = codec_dai->codec;
 984        u16 audio1, audio3;
 985
 986        audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1);
 987        audio3 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_3);
 988
 989        /* set master/slave audio interface */
 990        switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
 991        case SND_SOC_DAIFMT_CBS_CFS:
 992                audio3 &= ~WM8990_AIF_MSTR1;
 993                break;
 994        case SND_SOC_DAIFMT_CBM_CFM:
 995                audio3 |= WM8990_AIF_MSTR1;
 996                break;
 997        default:
 998                return -EINVAL;
 999        }
1000
1001        audio1 &= ~WM8990_AIF_FMT_MASK;
1002
1003        /* interface format */
1004        switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1005        case SND_SOC_DAIFMT_I2S:
1006                audio1 |= WM8990_AIF_TMF_I2S;
1007                audio1 &= ~WM8990_AIF_LRCLK_INV;
1008                break;
1009        case SND_SOC_DAIFMT_RIGHT_J:
1010                audio1 |= WM8990_AIF_TMF_RIGHTJ;
1011                audio1 &= ~WM8990_AIF_LRCLK_INV;
1012                break;
1013        case SND_SOC_DAIFMT_LEFT_J:
1014                audio1 |= WM8990_AIF_TMF_LEFTJ;
1015                audio1 &= ~WM8990_AIF_LRCLK_INV;
1016                break;
1017        case SND_SOC_DAIFMT_DSP_A:
1018                audio1 |= WM8990_AIF_TMF_DSP;
1019                audio1 &= ~WM8990_AIF_LRCLK_INV;
1020                break;
1021        case SND_SOC_DAIFMT_DSP_B:
1022                audio1 |= WM8990_AIF_TMF_DSP | WM8990_AIF_LRCLK_INV;
1023                break;
1024        default:
1025                return -EINVAL;
1026        }
1027
1028        snd_soc_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1029        snd_soc_write(codec, WM8990_AUDIO_INTERFACE_3, audio3);
1030        return 0;
1031}
1032
1033static int wm8990_set_dai_clkdiv(struct snd_soc_dai *codec_dai,
1034                int div_id, int div)
1035{
1036        struct snd_soc_codec *codec = codec_dai->codec;
1037
1038        switch (div_id) {
1039        case WM8990_MCLK_DIV:
1040                snd_soc_update_bits(codec, WM8990_CLOCKING_2,
1041                                    WM8990_MCLK_DIV_MASK, div);
1042                break;
1043        case WM8990_DACCLK_DIV:
1044                snd_soc_update_bits(codec, WM8990_CLOCKING_2,
1045                                    WM8990_DAC_CLKDIV_MASK, div);
1046                break;
1047        case WM8990_ADCCLK_DIV:
1048                snd_soc_update_bits(codec, WM8990_CLOCKING_2,
1049                                    WM8990_ADC_CLKDIV_MASK, div);
1050                break;
1051        case WM8990_BCLK_DIV:
1052                snd_soc_update_bits(codec, WM8990_CLOCKING_1,
1053                                    WM8990_BCLK_DIV_MASK, div);
1054                break;
1055        default:
1056                return -EINVAL;
1057        }
1058
1059        return 0;
1060}
1061
1062/*
1063 * Set PCM DAI bit size and sample rate.
1064 */
1065static int wm8990_hw_params(struct snd_pcm_substream *substream,
1066                            struct snd_pcm_hw_params *params,
1067                            struct snd_soc_dai *dai)
1068{
1069        struct snd_soc_codec *codec = dai->codec;
1070        u16 audio1 = snd_soc_read(codec, WM8990_AUDIO_INTERFACE_1);
1071
1072        audio1 &= ~WM8990_AIF_WL_MASK;
1073        /* bit size */
1074        switch (params_width(params)) {
1075        case 16:
1076                break;
1077        case 20:
1078                audio1 |= WM8990_AIF_WL_20BITS;
1079                break;
1080        case 24:
1081                audio1 |= WM8990_AIF_WL_24BITS;
1082                break;
1083        case 32:
1084                audio1 |= WM8990_AIF_WL_32BITS;
1085                break;
1086        }
1087
1088        snd_soc_write(codec, WM8990_AUDIO_INTERFACE_1, audio1);
1089        return 0;
1090}
1091
1092static int wm8990_mute(struct snd_soc_dai *dai, int mute)
1093{
1094        struct snd_soc_codec *codec = dai->codec;
1095        u16 val;
1096
1097        val  = snd_soc_read(codec, WM8990_DAC_CTRL) & ~WM8990_DAC_MUTE;
1098
1099        if (mute)
1100                snd_soc_write(codec, WM8990_DAC_CTRL, val | WM8990_DAC_MUTE);
1101        else
1102                snd_soc_write(codec, WM8990_DAC_CTRL, val);
1103
1104        return 0;
1105}
1106
1107static int wm8990_set_bias_level(struct snd_soc_codec *codec,
1108        enum snd_soc_bias_level level)
1109{
1110        struct wm8990_priv *wm8990 = snd_soc_codec_get_drvdata(codec);
1111        int ret;
1112
1113        switch (level) {
1114        case SND_SOC_BIAS_ON:
1115                break;
1116
1117        case SND_SOC_BIAS_PREPARE:
1118                /* VMID=2*50k */
1119                snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_1,
1120                                    WM8990_VMID_MODE_MASK, 0x2);
1121                break;
1122
1123        case SND_SOC_BIAS_STANDBY:
1124                if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) {
1125                        ret = regcache_sync(wm8990->regmap);
1126                        if (ret < 0) {
1127                                dev_err(codec->dev, "Failed to sync cache: %d\n", ret);
1128                                return ret;
1129                        }
1130
1131                        /* Enable all output discharge bits */
1132                        snd_soc_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
1133                                WM8990_DIS_RLINE | WM8990_DIS_OUT3 |
1134                                WM8990_DIS_OUT4 | WM8990_DIS_LOUT |
1135                                WM8990_DIS_ROUT);
1136
1137                        /* Enable POBCTRL, SOFT_ST, VMIDTOG and BUFDCOPEN */
1138                        snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1139                                     WM8990_BUFDCOPEN | WM8990_POBCTRL |
1140                                     WM8990_VMIDTOG);
1141
1142                        /* Delay to allow output caps to discharge */
1143                        msleep(300);
1144
1145                        /* Disable VMIDTOG */
1146                        snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1147                                     WM8990_BUFDCOPEN | WM8990_POBCTRL);
1148
1149                        /* disable all output discharge bits */
1150                        snd_soc_write(codec, WM8990_ANTIPOP1, 0);
1151
1152                        /* Enable outputs */
1153                        snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1b00);
1154
1155                        msleep(50);
1156
1157                        /* Enable VMID at 2x50k */
1158                        snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f02);
1159
1160                        msleep(100);
1161
1162                        /* Enable VREF */
1163                        snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
1164
1165                        msleep(600);
1166
1167                        /* Enable BUFIOEN */
1168                        snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1169                                     WM8990_BUFDCOPEN | WM8990_POBCTRL |
1170                                     WM8990_BUFIOEN);
1171
1172                        /* Disable outputs */
1173                        snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x3);
1174
1175                        /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1176                        snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_BUFIOEN);
1177
1178                        /* Enable workaround for ADC clocking issue. */
1179                        snd_soc_write(codec, WM8990_EXT_ACCESS_ENA, 0x2);
1180                        snd_soc_write(codec, WM8990_EXT_CTL1, 0xa003);
1181                        snd_soc_write(codec, WM8990_EXT_ACCESS_ENA, 0);
1182                }
1183
1184                /* VMID=2*250k */
1185                snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_1,
1186                                    WM8990_VMID_MODE_MASK, 0x4);
1187                break;
1188
1189        case SND_SOC_BIAS_OFF:
1190                /* Enable POBCTRL and SOFT_ST */
1191                snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1192                        WM8990_POBCTRL | WM8990_BUFIOEN);
1193
1194                /* Enable POBCTRL, SOFT_ST and BUFDCOPEN */
1195                snd_soc_write(codec, WM8990_ANTIPOP2, WM8990_SOFTST |
1196                        WM8990_BUFDCOPEN | WM8990_POBCTRL |
1197                        WM8990_BUFIOEN);
1198
1199                /* mute DAC */
1200                snd_soc_update_bits(codec, WM8990_DAC_CTRL,
1201                                    WM8990_DAC_MUTE, WM8990_DAC_MUTE);
1202
1203                /* Enable any disabled outputs */
1204                snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f03);
1205
1206                /* Disable VMID */
1207                snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x1f01);
1208
1209                msleep(300);
1210
1211                /* Enable all output discharge bits */
1212                snd_soc_write(codec, WM8990_ANTIPOP1, WM8990_DIS_LLINE |
1213                        WM8990_DIS_RLINE | WM8990_DIS_OUT3 |
1214                        WM8990_DIS_OUT4 | WM8990_DIS_LOUT |
1215                        WM8990_DIS_ROUT);
1216
1217                /* Disable VREF */
1218                snd_soc_write(codec, WM8990_POWER_MANAGEMENT_1, 0x0);
1219
1220                /* disable POBCTRL, SOFT_ST and BUFDCOPEN */
1221                snd_soc_write(codec, WM8990_ANTIPOP2, 0x0);
1222
1223                regcache_mark_dirty(wm8990->regmap);
1224                break;
1225        }
1226
1227        return 0;
1228}
1229
1230#define WM8990_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\
1231        SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | \
1232        SNDRV_PCM_RATE_48000)
1233
1234#define WM8990_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
1235        SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
1236
1237/*
1238 * The WM8990 supports 2 different and mutually exclusive DAI
1239 * configurations.
1240 *
1241 * 1. ADC/DAC on Primary Interface
1242 * 2. ADC on Primary Interface/DAC on secondary
1243 */
1244static const struct snd_soc_dai_ops wm8990_dai_ops = {
1245        .hw_params      = wm8990_hw_params,
1246        .digital_mute   = wm8990_mute,
1247        .set_fmt        = wm8990_set_dai_fmt,
1248        .set_clkdiv     = wm8990_set_dai_clkdiv,
1249        .set_pll        = wm8990_set_dai_pll,
1250        .set_sysclk     = wm8990_set_dai_sysclk,
1251};
1252
1253static struct snd_soc_dai_driver wm8990_dai = {
1254/* ADC/DAC on primary */
1255        .name = "wm8990-hifi",
1256        .playback = {
1257                .stream_name = "Playback",
1258                .channels_min = 1,
1259                .channels_max = 2,
1260                .rates = WM8990_RATES,
1261                .formats = WM8990_FORMATS,},
1262        .capture = {
1263                .stream_name = "Capture",
1264                .channels_min = 1,
1265                .channels_max = 2,
1266                .rates = WM8990_RATES,
1267                .formats = WM8990_FORMATS,},
1268        .ops = &wm8990_dai_ops,
1269};
1270
1271/*
1272 * initialise the WM8990 driver
1273 * register the mixer and dsp interfaces with the kernel
1274 */
1275static int wm8990_probe(struct snd_soc_codec *codec)
1276{
1277        wm8990_reset(codec);
1278
1279        /* charge output caps */
1280        snd_soc_codec_force_bias_level(codec, SND_SOC_BIAS_STANDBY);
1281
1282        snd_soc_update_bits(codec, WM8990_AUDIO_INTERFACE_4,
1283                            WM8990_ALRCGPIO1, WM8990_ALRCGPIO1);
1284
1285        snd_soc_update_bits(codec, WM8990_GPIO1_GPIO2,
1286                            WM8990_GPIO1_SEL_MASK, 1);
1287
1288        snd_soc_update_bits(codec, WM8990_POWER_MANAGEMENT_2,
1289                            WM8990_OPCLK_ENA, WM8990_OPCLK_ENA);
1290
1291        snd_soc_write(codec, WM8990_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8));
1292        snd_soc_write(codec, WM8990_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
1293
1294        return 0;
1295}
1296
1297static struct snd_soc_codec_driver soc_codec_dev_wm8990 = {
1298        .probe =        wm8990_probe,
1299        .set_bias_level = wm8990_set_bias_level,
1300        .suspend_bias_off = true,
1301
1302        .controls =     wm8990_snd_controls,
1303        .num_controls = ARRAY_SIZE(wm8990_snd_controls),
1304        .dapm_widgets = wm8990_dapm_widgets,
1305        .num_dapm_widgets = ARRAY_SIZE(wm8990_dapm_widgets),
1306        .dapm_routes =  wm8990_dapm_routes,
1307        .num_dapm_routes = ARRAY_SIZE(wm8990_dapm_routes),
1308};
1309
1310static const struct regmap_config wm8990_regmap = {
1311        .reg_bits = 8,
1312        .val_bits = 16,
1313
1314        .max_register = WM8990_PLL3,
1315        .volatile_reg = wm8990_volatile_register,
1316        .reg_defaults = wm8990_reg_defaults,
1317        .num_reg_defaults = ARRAY_SIZE(wm8990_reg_defaults),
1318        .cache_type = REGCACHE_RBTREE,
1319};
1320
1321static int wm8990_i2c_probe(struct i2c_client *i2c,
1322                            const struct i2c_device_id *id)
1323{
1324        struct wm8990_priv *wm8990;
1325        int ret;
1326
1327        wm8990 = devm_kzalloc(&i2c->dev, sizeof(struct wm8990_priv),
1328                              GFP_KERNEL);
1329        if (wm8990 == NULL)
1330                return -ENOMEM;
1331
1332        i2c_set_clientdata(i2c, wm8990);
1333
1334        ret = snd_soc_register_codec(&i2c->dev,
1335                        &soc_codec_dev_wm8990, &wm8990_dai, 1);
1336
1337        return ret;
1338}
1339
1340static int wm8990_i2c_remove(struct i2c_client *client)
1341{
1342        snd_soc_unregister_codec(&client->dev);
1343
1344        return 0;
1345}
1346
1347static const struct i2c_device_id wm8990_i2c_id[] = {
1348        { "wm8990", 0 },
1349        { }
1350};
1351MODULE_DEVICE_TABLE(i2c, wm8990_i2c_id);
1352
1353static struct i2c_driver wm8990_i2c_driver = {
1354        .driver = {
1355                .name = "wm8990",
1356        },
1357        .probe =    wm8990_i2c_probe,
1358        .remove =   wm8990_i2c_remove,
1359        .id_table = wm8990_i2c_id,
1360};
1361
1362module_i2c_driver(wm8990_i2c_driver);
1363
1364MODULE_DESCRIPTION("ASoC WM8990 driver");
1365MODULE_AUTHOR("Liam Girdwood");
1366MODULE_LICENSE("GPL");
1367