linux/sound/soc/codecs/max98090.c
<<
>>
Prefs
   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * max98090.c -- MAX98090 ALSA SoC Audio driver
   4 *
   5 * Copyright 2011-2012 Maxim Integrated Products
   6 */
   7
   8#include <linux/delay.h>
   9#include <linux/i2c.h>
  10#include <linux/module.h>
  11#include <linux/of.h>
  12#include <linux/pm.h>
  13#include <linux/pm_runtime.h>
  14#include <linux/regmap.h>
  15#include <linux/slab.h>
  16#include <linux/acpi.h>
  17#include <linux/clk.h>
  18#include <sound/jack.h>
  19#include <sound/pcm.h>
  20#include <sound/pcm_params.h>
  21#include <sound/soc.h>
  22#include <sound/tlv.h>
  23#include <sound/max98090.h>
  24#include "max98090.h"
  25
  26/* Allows for sparsely populated register maps */
  27static const struct reg_default max98090_reg[] = {
  28        { 0x00, 0x00 }, /* 00 Software Reset */
  29        { 0x03, 0x04 }, /* 03 Interrupt Masks */
  30        { 0x04, 0x00 }, /* 04 System Clock Quick */
  31        { 0x05, 0x00 }, /* 05 Sample Rate Quick */
  32        { 0x06, 0x00 }, /* 06 DAI Interface Quick */
  33        { 0x07, 0x00 }, /* 07 DAC Path Quick */
  34        { 0x08, 0x00 }, /* 08 Mic/Direct to ADC Quick */
  35        { 0x09, 0x00 }, /* 09 Line to ADC Quick */
  36        { 0x0A, 0x00 }, /* 0A Analog Mic Loop Quick */
  37        { 0x0B, 0x00 }, /* 0B Analog Line Loop Quick */
  38        { 0x0C, 0x00 }, /* 0C Reserved */
  39        { 0x0D, 0x00 }, /* 0D Input Config */
  40        { 0x0E, 0x1B }, /* 0E Line Input Level */
  41        { 0x0F, 0x00 }, /* 0F Line Config */
  42
  43        { 0x10, 0x14 }, /* 10 Mic1 Input Level */
  44        { 0x11, 0x14 }, /* 11 Mic2 Input Level */
  45        { 0x12, 0x00 }, /* 12 Mic Bias Voltage */
  46        { 0x13, 0x00 }, /* 13 Digital Mic Config */
  47        { 0x14, 0x00 }, /* 14 Digital Mic Mode */
  48        { 0x15, 0x00 }, /* 15 Left ADC Mixer */
  49        { 0x16, 0x00 }, /* 16 Right ADC Mixer */
  50        { 0x17, 0x03 }, /* 17 Left ADC Level */
  51        { 0x18, 0x03 }, /* 18 Right ADC Level */
  52        { 0x19, 0x00 }, /* 19 ADC Biquad Level */
  53        { 0x1A, 0x00 }, /* 1A ADC Sidetone */
  54        { 0x1B, 0x00 }, /* 1B System Clock */
  55        { 0x1C, 0x00 }, /* 1C Clock Mode */
  56        { 0x1D, 0x00 }, /* 1D Any Clock 1 */
  57        { 0x1E, 0x00 }, /* 1E Any Clock 2 */
  58        { 0x1F, 0x00 }, /* 1F Any Clock 3 */
  59
  60        { 0x20, 0x00 }, /* 20 Any Clock 4 */
  61        { 0x21, 0x00 }, /* 21 Master Mode */
  62        { 0x22, 0x00 }, /* 22 Interface Format */
  63        { 0x23, 0x00 }, /* 23 TDM Format 1*/
  64        { 0x24, 0x00 }, /* 24 TDM Format 2*/
  65        { 0x25, 0x00 }, /* 25 I/O Configuration */
  66        { 0x26, 0x80 }, /* 26 Filter Config */
  67        { 0x27, 0x00 }, /* 27 DAI Playback Level */
  68        { 0x28, 0x00 }, /* 28 EQ Playback Level */
  69        { 0x29, 0x00 }, /* 29 Left HP Mixer */
  70        { 0x2A, 0x00 }, /* 2A Right HP Mixer */
  71        { 0x2B, 0x00 }, /* 2B HP Control */
  72        { 0x2C, 0x1A }, /* 2C Left HP Volume */
  73        { 0x2D, 0x1A }, /* 2D Right HP Volume */
  74        { 0x2E, 0x00 }, /* 2E Left Spk Mixer */
  75        { 0x2F, 0x00 }, /* 2F Right Spk Mixer */
  76
  77        { 0x30, 0x00 }, /* 30 Spk Control */
  78        { 0x31, 0x2C }, /* 31 Left Spk Volume */
  79        { 0x32, 0x2C }, /* 32 Right Spk Volume */
  80        { 0x33, 0x00 }, /* 33 ALC Timing */
  81        { 0x34, 0x00 }, /* 34 ALC Compressor */
  82        { 0x35, 0x00 }, /* 35 ALC Expander */
  83        { 0x36, 0x00 }, /* 36 ALC Gain */
  84        { 0x37, 0x00 }, /* 37 Rcv/Line OutL Mixer */
  85        { 0x38, 0x00 }, /* 38 Rcv/Line OutL Control */
  86        { 0x39, 0x15 }, /* 39 Rcv/Line OutL Volume */
  87        { 0x3A, 0x00 }, /* 3A Line OutR Mixer */
  88        { 0x3B, 0x00 }, /* 3B Line OutR Control */
  89        { 0x3C, 0x15 }, /* 3C Line OutR Volume */
  90        { 0x3D, 0x00 }, /* 3D Jack Detect */
  91        { 0x3E, 0x00 }, /* 3E Input Enable */
  92        { 0x3F, 0x00 }, /* 3F Output Enable */
  93
  94        { 0x40, 0x00 }, /* 40 Level Control */
  95        { 0x41, 0x00 }, /* 41 DSP Filter Enable */
  96        { 0x42, 0x00 }, /* 42 Bias Control */
  97        { 0x43, 0x00 }, /* 43 DAC Control */
  98        { 0x44, 0x06 }, /* 44 ADC Control */
  99        { 0x45, 0x00 }, /* 45 Device Shutdown */
 100        { 0x46, 0x00 }, /* 46 Equalizer Band 1 Coefficient B0 */
 101        { 0x47, 0x00 }, /* 47 Equalizer Band 1 Coefficient B0 */
 102        { 0x48, 0x00 }, /* 48 Equalizer Band 1 Coefficient B0 */
 103        { 0x49, 0x00 }, /* 49 Equalizer Band 1 Coefficient B1 */
 104        { 0x4A, 0x00 }, /* 4A Equalizer Band 1 Coefficient B1 */
 105        { 0x4B, 0x00 }, /* 4B Equalizer Band 1 Coefficient B1 */
 106        { 0x4C, 0x00 }, /* 4C Equalizer Band 1 Coefficient B2 */
 107        { 0x4D, 0x00 }, /* 4D Equalizer Band 1 Coefficient B2 */
 108        { 0x4E, 0x00 }, /* 4E Equalizer Band 1 Coefficient B2 */
 109        { 0x4F, 0x00 }, /* 4F Equalizer Band 1 Coefficient A1 */
 110
 111        { 0x50, 0x00 }, /* 50 Equalizer Band 1 Coefficient A1 */
 112        { 0x51, 0x00 }, /* 51 Equalizer Band 1 Coefficient A1 */
 113        { 0x52, 0x00 }, /* 52 Equalizer Band 1 Coefficient A2 */
 114        { 0x53, 0x00 }, /* 53 Equalizer Band 1 Coefficient A2 */
 115        { 0x54, 0x00 }, /* 54 Equalizer Band 1 Coefficient A2 */
 116        { 0x55, 0x00 }, /* 55 Equalizer Band 2 Coefficient B0 */
 117        { 0x56, 0x00 }, /* 56 Equalizer Band 2 Coefficient B0 */
 118        { 0x57, 0x00 }, /* 57 Equalizer Band 2 Coefficient B0 */
 119        { 0x58, 0x00 }, /* 58 Equalizer Band 2 Coefficient B1 */
 120        { 0x59, 0x00 }, /* 59 Equalizer Band 2 Coefficient B1 */
 121        { 0x5A, 0x00 }, /* 5A Equalizer Band 2 Coefficient B1 */
 122        { 0x5B, 0x00 }, /* 5B Equalizer Band 2 Coefficient B2 */
 123        { 0x5C, 0x00 }, /* 5C Equalizer Band 2 Coefficient B2 */
 124        { 0x5D, 0x00 }, /* 5D Equalizer Band 2 Coefficient B2 */
 125        { 0x5E, 0x00 }, /* 5E Equalizer Band 2 Coefficient A1 */
 126        { 0x5F, 0x00 }, /* 5F Equalizer Band 2 Coefficient A1 */
 127
 128        { 0x60, 0x00 }, /* 60 Equalizer Band 2 Coefficient A1 */
 129        { 0x61, 0x00 }, /* 61 Equalizer Band 2 Coefficient A2 */
 130        { 0x62, 0x00 }, /* 62 Equalizer Band 2 Coefficient A2 */
 131        { 0x63, 0x00 }, /* 63 Equalizer Band 2 Coefficient A2 */
 132        { 0x64, 0x00 }, /* 64 Equalizer Band 3 Coefficient B0 */
 133        { 0x65, 0x00 }, /* 65 Equalizer Band 3 Coefficient B0 */
 134        { 0x66, 0x00 }, /* 66 Equalizer Band 3 Coefficient B0 */
 135        { 0x67, 0x00 }, /* 67 Equalizer Band 3 Coefficient B1 */
 136        { 0x68, 0x00 }, /* 68 Equalizer Band 3 Coefficient B1 */
 137        { 0x69, 0x00 }, /* 69 Equalizer Band 3 Coefficient B1 */
 138        { 0x6A, 0x00 }, /* 6A Equalizer Band 3 Coefficient B2 */
 139        { 0x6B, 0x00 }, /* 6B Equalizer Band 3 Coefficient B2 */
 140        { 0x6C, 0x00 }, /* 6C Equalizer Band 3 Coefficient B2 */
 141        { 0x6D, 0x00 }, /* 6D Equalizer Band 3 Coefficient A1 */
 142        { 0x6E, 0x00 }, /* 6E Equalizer Band 3 Coefficient A1 */
 143        { 0x6F, 0x00 }, /* 6F Equalizer Band 3 Coefficient A1 */
 144
 145        { 0x70, 0x00 }, /* 70 Equalizer Band 3 Coefficient A2 */
 146        { 0x71, 0x00 }, /* 71 Equalizer Band 3 Coefficient A2 */
 147        { 0x72, 0x00 }, /* 72 Equalizer Band 3 Coefficient A2 */
 148        { 0x73, 0x00 }, /* 73 Equalizer Band 4 Coefficient B0 */
 149        { 0x74, 0x00 }, /* 74 Equalizer Band 4 Coefficient B0 */
 150        { 0x75, 0x00 }, /* 75 Equalizer Band 4 Coefficient B0 */
 151        { 0x76, 0x00 }, /* 76 Equalizer Band 4 Coefficient B1 */
 152        { 0x77, 0x00 }, /* 77 Equalizer Band 4 Coefficient B1 */
 153        { 0x78, 0x00 }, /* 78 Equalizer Band 4 Coefficient B1 */
 154        { 0x79, 0x00 }, /* 79 Equalizer Band 4 Coefficient B2 */
 155        { 0x7A, 0x00 }, /* 7A Equalizer Band 4 Coefficient B2 */
 156        { 0x7B, 0x00 }, /* 7B Equalizer Band 4 Coefficient B2 */
 157        { 0x7C, 0x00 }, /* 7C Equalizer Band 4 Coefficient A1 */
 158        { 0x7D, 0x00 }, /* 7D Equalizer Band 4 Coefficient A1 */
 159        { 0x7E, 0x00 }, /* 7E Equalizer Band 4 Coefficient A1 */
 160        { 0x7F, 0x00 }, /* 7F Equalizer Band 4 Coefficient A2 */
 161
 162        { 0x80, 0x00 }, /* 80 Equalizer Band 4 Coefficient A2 */
 163        { 0x81, 0x00 }, /* 81 Equalizer Band 4 Coefficient A2 */
 164        { 0x82, 0x00 }, /* 82 Equalizer Band 5 Coefficient B0 */
 165        { 0x83, 0x00 }, /* 83 Equalizer Band 5 Coefficient B0 */
 166        { 0x84, 0x00 }, /* 84 Equalizer Band 5 Coefficient B0 */
 167        { 0x85, 0x00 }, /* 85 Equalizer Band 5 Coefficient B1 */
 168        { 0x86, 0x00 }, /* 86 Equalizer Band 5 Coefficient B1 */
 169        { 0x87, 0x00 }, /* 87 Equalizer Band 5 Coefficient B1 */
 170        { 0x88, 0x00 }, /* 88 Equalizer Band 5 Coefficient B2 */
 171        { 0x89, 0x00 }, /* 89 Equalizer Band 5 Coefficient B2 */
 172        { 0x8A, 0x00 }, /* 8A Equalizer Band 5 Coefficient B2 */
 173        { 0x8B, 0x00 }, /* 8B Equalizer Band 5 Coefficient A1 */
 174        { 0x8C, 0x00 }, /* 8C Equalizer Band 5 Coefficient A1 */
 175        { 0x8D, 0x00 }, /* 8D Equalizer Band 5 Coefficient A1 */
 176        { 0x8E, 0x00 }, /* 8E Equalizer Band 5 Coefficient A2 */
 177        { 0x8F, 0x00 }, /* 8F Equalizer Band 5 Coefficient A2 */
 178
 179        { 0x90, 0x00 }, /* 90 Equalizer Band 5 Coefficient A2 */
 180        { 0x91, 0x00 }, /* 91 Equalizer Band 6 Coefficient B0 */
 181        { 0x92, 0x00 }, /* 92 Equalizer Band 6 Coefficient B0 */
 182        { 0x93, 0x00 }, /* 93 Equalizer Band 6 Coefficient B0 */
 183        { 0x94, 0x00 }, /* 94 Equalizer Band 6 Coefficient B1 */
 184        { 0x95, 0x00 }, /* 95 Equalizer Band 6 Coefficient B1 */
 185        { 0x96, 0x00 }, /* 96 Equalizer Band 6 Coefficient B1 */
 186        { 0x97, 0x00 }, /* 97 Equalizer Band 6 Coefficient B2 */
 187        { 0x98, 0x00 }, /* 98 Equalizer Band 6 Coefficient B2 */
 188        { 0x99, 0x00 }, /* 99 Equalizer Band 6 Coefficient B2 */
 189        { 0x9A, 0x00 }, /* 9A Equalizer Band 6 Coefficient A1 */
 190        { 0x9B, 0x00 }, /* 9B Equalizer Band 6 Coefficient A1 */
 191        { 0x9C, 0x00 }, /* 9C Equalizer Band 6 Coefficient A1 */
 192        { 0x9D, 0x00 }, /* 9D Equalizer Band 6 Coefficient A2 */
 193        { 0x9E, 0x00 }, /* 9E Equalizer Band 6 Coefficient A2 */
 194        { 0x9F, 0x00 }, /* 9F Equalizer Band 6 Coefficient A2 */
 195
 196        { 0xA0, 0x00 }, /* A0 Equalizer Band 7 Coefficient B0 */
 197        { 0xA1, 0x00 }, /* A1 Equalizer Band 7 Coefficient B0 */
 198        { 0xA2, 0x00 }, /* A2 Equalizer Band 7 Coefficient B0 */
 199        { 0xA3, 0x00 }, /* A3 Equalizer Band 7 Coefficient B1 */
 200        { 0xA4, 0x00 }, /* A4 Equalizer Band 7 Coefficient B1 */
 201        { 0xA5, 0x00 }, /* A5 Equalizer Band 7 Coefficient B1 */
 202        { 0xA6, 0x00 }, /* A6 Equalizer Band 7 Coefficient B2 */
 203        { 0xA7, 0x00 }, /* A7 Equalizer Band 7 Coefficient B2 */
 204        { 0xA8, 0x00 }, /* A8 Equalizer Band 7 Coefficient B2 */
 205        { 0xA9, 0x00 }, /* A9 Equalizer Band 7 Coefficient A1 */
 206        { 0xAA, 0x00 }, /* AA Equalizer Band 7 Coefficient A1 */
 207        { 0xAB, 0x00 }, /* AB Equalizer Band 7 Coefficient A1 */
 208        { 0xAC, 0x00 }, /* AC Equalizer Band 7 Coefficient A2 */
 209        { 0xAD, 0x00 }, /* AD Equalizer Band 7 Coefficient A2 */
 210        { 0xAE, 0x00 }, /* AE Equalizer Band 7 Coefficient A2 */
 211        { 0xAF, 0x00 }, /* AF ADC Biquad Coefficient B0 */
 212
 213        { 0xB0, 0x00 }, /* B0 ADC Biquad Coefficient B0 */
 214        { 0xB1, 0x00 }, /* B1 ADC Biquad Coefficient B0 */
 215        { 0xB2, 0x00 }, /* B2 ADC Biquad Coefficient B1 */
 216        { 0xB3, 0x00 }, /* B3 ADC Biquad Coefficient B1 */
 217        { 0xB4, 0x00 }, /* B4 ADC Biquad Coefficient B1 */
 218        { 0xB5, 0x00 }, /* B5 ADC Biquad Coefficient B2 */
 219        { 0xB6, 0x00 }, /* B6 ADC Biquad Coefficient B2 */
 220        { 0xB7, 0x00 }, /* B7 ADC Biquad Coefficient B2 */
 221        { 0xB8, 0x00 }, /* B8 ADC Biquad Coefficient A1 */
 222        { 0xB9, 0x00 }, /* B9 ADC Biquad Coefficient A1 */
 223        { 0xBA, 0x00 }, /* BA ADC Biquad Coefficient A1 */
 224        { 0xBB, 0x00 }, /* BB ADC Biquad Coefficient A2 */
 225        { 0xBC, 0x00 }, /* BC ADC Biquad Coefficient A2 */
 226        { 0xBD, 0x00 }, /* BD ADC Biquad Coefficient A2 */
 227        { 0xBE, 0x00 }, /* BE Digital Mic 3 Volume */
 228        { 0xBF, 0x00 }, /* BF Digital Mic 4 Volume */
 229
 230        { 0xC0, 0x00 }, /* C0 Digital Mic 34 Biquad Pre Atten */
 231        { 0xC1, 0x00 }, /* C1 Record TDM Slot */
 232        { 0xC2, 0x00 }, /* C2 Sample Rate */
 233        { 0xC3, 0x00 }, /* C3 Digital Mic 34 Biquad Coefficient C3 */
 234        { 0xC4, 0x00 }, /* C4 Digital Mic 34 Biquad Coefficient C4 */
 235        { 0xC5, 0x00 }, /* C5 Digital Mic 34 Biquad Coefficient C5 */
 236        { 0xC6, 0x00 }, /* C6 Digital Mic 34 Biquad Coefficient C6 */
 237        { 0xC7, 0x00 }, /* C7 Digital Mic 34 Biquad Coefficient C7 */
 238        { 0xC8, 0x00 }, /* C8 Digital Mic 34 Biquad Coefficient C8 */
 239        { 0xC9, 0x00 }, /* C9 Digital Mic 34 Biquad Coefficient C9 */
 240        { 0xCA, 0x00 }, /* CA Digital Mic 34 Biquad Coefficient CA */
 241        { 0xCB, 0x00 }, /* CB Digital Mic 34 Biquad Coefficient CB */
 242        { 0xCC, 0x00 }, /* CC Digital Mic 34 Biquad Coefficient CC */
 243        { 0xCD, 0x00 }, /* CD Digital Mic 34 Biquad Coefficient CD */
 244        { 0xCE, 0x00 }, /* CE Digital Mic 34 Biquad Coefficient CE */
 245        { 0xCF, 0x00 }, /* CF Digital Mic 34 Biquad Coefficient CF */
 246
 247        { 0xD0, 0x00 }, /* D0 Digital Mic 34 Biquad Coefficient D0 */
 248        { 0xD1, 0x00 }, /* D1 Digital Mic 34 Biquad Coefficient D1 */
 249};
 250
 251static bool max98090_volatile_register(struct device *dev, unsigned int reg)
 252{
 253        switch (reg) {
 254        case M98090_REG_SOFTWARE_RESET:
 255        case M98090_REG_DEVICE_STATUS:
 256        case M98090_REG_JACK_STATUS:
 257        case M98090_REG_REVISION_ID:
 258                return true;
 259        default:
 260                return false;
 261        }
 262}
 263
 264static bool max98090_readable_register(struct device *dev, unsigned int reg)
 265{
 266        switch (reg) {
 267        case M98090_REG_DEVICE_STATUS ... M98090_REG_INTERRUPT_S:
 268        case M98090_REG_LINE_INPUT_CONFIG ... 0xD1:
 269        case M98090_REG_REVISION_ID:
 270                return true;
 271        default:
 272                return false;
 273        }
 274}
 275
 276static int max98090_reset(struct max98090_priv *max98090)
 277{
 278        int ret;
 279
 280        /* Reset the codec by writing to this write-only reset register */
 281        ret = regmap_write(max98090->regmap, M98090_REG_SOFTWARE_RESET,
 282                M98090_SWRESET_MASK);
 283        if (ret < 0) {
 284                dev_err(max98090->component->dev,
 285                        "Failed to reset codec: %d\n", ret);
 286                return ret;
 287        }
 288
 289        msleep(20);
 290        return ret;
 291}
 292
 293static const DECLARE_TLV_DB_RANGE(max98090_micboost_tlv,
 294        0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0),
 295        2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0)
 296);
 297
 298static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0);
 299
 300static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv,
 301        -600, 600, 0);
 302
 303static const DECLARE_TLV_DB_RANGE(max98090_line_tlv,
 304        0, 3, TLV_DB_SCALE_ITEM(-600, 300, 0),
 305        4, 5, TLV_DB_SCALE_ITEM(1400, 600, 0)
 306);
 307
 308static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0);
 309static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0);
 310
 311static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0);
 312static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0);
 313
 314static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0);
 315static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0);
 316static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0);
 317static const DECLARE_TLV_DB_SCALE(max98090_sdg_tlv, 50, 200, 0);
 318
 319static const DECLARE_TLV_DB_RANGE(max98090_mixout_tlv,
 320        0, 1, TLV_DB_SCALE_ITEM(-1200, 250, 0),
 321        2, 3, TLV_DB_SCALE_ITEM(-600, 600, 0)
 322);
 323
 324static const DECLARE_TLV_DB_RANGE(max98090_hp_tlv,
 325        0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0),
 326        7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0),
 327        15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0),
 328        22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0),
 329        28, 31, TLV_DB_SCALE_ITEM(150, 50, 0)
 330);
 331
 332static const DECLARE_TLV_DB_RANGE(max98090_spk_tlv,
 333        0, 4, TLV_DB_SCALE_ITEM(-4800, 400, 0),
 334        5, 10, TLV_DB_SCALE_ITEM(-2900, 300, 0),
 335        11, 14, TLV_DB_SCALE_ITEM(-1200, 200, 0),
 336        15, 29, TLV_DB_SCALE_ITEM(-500, 100, 0),
 337        30, 39, TLV_DB_SCALE_ITEM(950, 50, 0)
 338);
 339
 340static const DECLARE_TLV_DB_RANGE(max98090_rcv_lout_tlv,
 341        0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0),
 342        7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0),
 343        15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0),
 344        22, 27, TLV_DB_SCALE_ITEM(100, 100, 0),
 345        28, 31, TLV_DB_SCALE_ITEM(650, 50, 0)
 346);
 347
 348static int max98090_get_enab_tlv(struct snd_kcontrol *kcontrol,
 349                                struct snd_ctl_elem_value *ucontrol)
 350{
 351        struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 352        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
 353        struct soc_mixer_control *mc =
 354                (struct soc_mixer_control *)kcontrol->private_value;
 355        unsigned int mask = (1 << fls(mc->max)) - 1;
 356        unsigned int val = snd_soc_component_read32(component, mc->reg);
 357        unsigned int *select;
 358
 359        switch (mc->reg) {
 360        case M98090_REG_MIC1_INPUT_LEVEL:
 361                select = &(max98090->pa1en);
 362                break;
 363        case M98090_REG_MIC2_INPUT_LEVEL:
 364                select = &(max98090->pa2en);
 365                break;
 366        case M98090_REG_ADC_SIDETONE:
 367                select = &(max98090->sidetone);
 368                break;
 369        default:
 370                return -EINVAL;
 371        }
 372
 373        val = (val >> mc->shift) & mask;
 374
 375        if (val >= 1) {
 376                /* If on, return the volume */
 377                val = val - 1;
 378                *select = val;
 379        } else {
 380                /* If off, return last stored value */
 381                val = *select;
 382        }
 383
 384        ucontrol->value.integer.value[0] = val;
 385        return 0;
 386}
 387
 388static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
 389                                struct snd_ctl_elem_value *ucontrol)
 390{
 391        struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 392        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
 393        struct soc_mixer_control *mc =
 394                (struct soc_mixer_control *)kcontrol->private_value;
 395        unsigned int mask = (1 << fls(mc->max)) - 1;
 396        unsigned int sel = ucontrol->value.integer.value[0];
 397        unsigned int val = snd_soc_component_read32(component, mc->reg);
 398        unsigned int *select;
 399
 400        switch (mc->reg) {
 401        case M98090_REG_MIC1_INPUT_LEVEL:
 402                select = &(max98090->pa1en);
 403                break;
 404        case M98090_REG_MIC2_INPUT_LEVEL:
 405                select = &(max98090->pa2en);
 406                break;
 407        case M98090_REG_ADC_SIDETONE:
 408                select = &(max98090->sidetone);
 409                break;
 410        default:
 411                return -EINVAL;
 412        }
 413
 414        val = (val >> mc->shift) & mask;
 415
 416        *select = sel;
 417
 418        /* Setting a volume is only valid if it is already On */
 419        if (val >= 1) {
 420                sel = sel + 1;
 421        } else {
 422                /* Write what was already there */
 423                sel = val;
 424        }
 425
 426        snd_soc_component_update_bits(component, mc->reg,
 427                mask << mc->shift,
 428                sel << mc->shift);
 429
 430        return 0;
 431}
 432
 433static const char *max98090_perf_pwr_text[] =
 434        { "High Performance", "Low Power" };
 435static const char *max98090_pwr_perf_text[] =
 436        { "Low Power", "High Performance" };
 437
 438static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum,
 439                            M98090_REG_BIAS_CONTROL,
 440                            M98090_VCM_MODE_SHIFT,
 441                            max98090_pwr_perf_text);
 442
 443static const char *max98090_osr128_text[] = { "64*fs", "128*fs" };
 444
 445static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum,
 446                            M98090_REG_ADC_CONTROL,
 447                            M98090_OSR128_SHIFT,
 448                            max98090_osr128_text);
 449
 450static const char *max98090_mode_text[] = { "Voice", "Music" };
 451
 452static SOC_ENUM_SINGLE_DECL(max98090_mode_enum,
 453                            M98090_REG_FILTER_CONFIG,
 454                            M98090_MODE_SHIFT,
 455                            max98090_mode_text);
 456
 457static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum,
 458                            M98090_REG_FILTER_CONFIG,
 459                            M98090_FLT_DMIC34MODE_SHIFT,
 460                            max98090_mode_text);
 461
 462static const char *max98090_drcatk_text[] =
 463        { "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
 464
 465static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum,
 466                            M98090_REG_DRC_TIMING,
 467                            M98090_DRCATK_SHIFT,
 468                            max98090_drcatk_text);
 469
 470static const char *max98090_drcrls_text[] =
 471        { "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
 472
 473static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum,
 474                            M98090_REG_DRC_TIMING,
 475                            M98090_DRCRLS_SHIFT,
 476                            max98090_drcrls_text);
 477
 478static const char *max98090_alccmp_text[] =
 479        { "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
 480
 481static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum,
 482                            M98090_REG_DRC_COMPRESSOR,
 483                            M98090_DRCCMP_SHIFT,
 484                            max98090_alccmp_text);
 485
 486static const char *max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
 487
 488static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum,
 489                            M98090_REG_DRC_EXPANDER,
 490                            M98090_DRCEXP_SHIFT,
 491                            max98090_drcexp_text);
 492
 493static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum,
 494                            M98090_REG_DAC_CONTROL,
 495                            M98090_PERFMODE_SHIFT,
 496                            max98090_perf_pwr_text);
 497
 498static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum,
 499                            M98090_REG_DAC_CONTROL,
 500                            M98090_DACHP_SHIFT,
 501                            max98090_pwr_perf_text);
 502
 503static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum,
 504                            M98090_REG_ADC_CONTROL,
 505                            M98090_ADCHP_SHIFT,
 506                            max98090_pwr_perf_text);
 507
 508static const struct snd_kcontrol_new max98090_snd_controls[] = {
 509        SOC_ENUM("MIC Bias VCM Bandgap", max98090_vcmbandgap_enum),
 510
 511        SOC_SINGLE("DMIC MIC Comp Filter Config", M98090_REG_DIGITAL_MIC_CONFIG,
 512                M98090_DMIC_COMP_SHIFT, M98090_DMIC_COMP_NUM - 1, 0),
 513
 514        SOC_SINGLE_EXT_TLV("MIC1 Boost Volume",
 515                M98090_REG_MIC1_INPUT_LEVEL, M98090_MIC_PA1EN_SHIFT,
 516                M98090_MIC_PA1EN_NUM - 1, 0, max98090_get_enab_tlv,
 517                max98090_put_enab_tlv, max98090_micboost_tlv),
 518
 519        SOC_SINGLE_EXT_TLV("MIC2 Boost Volume",
 520                M98090_REG_MIC2_INPUT_LEVEL, M98090_MIC_PA2EN_SHIFT,
 521                M98090_MIC_PA2EN_NUM - 1, 0, max98090_get_enab_tlv,
 522                max98090_put_enab_tlv, max98090_micboost_tlv),
 523
 524        SOC_SINGLE_TLV("MIC1 Volume", M98090_REG_MIC1_INPUT_LEVEL,
 525                M98090_MIC_PGAM1_SHIFT, M98090_MIC_PGAM1_NUM - 1, 1,
 526                max98090_mic_tlv),
 527
 528        SOC_SINGLE_TLV("MIC2 Volume", M98090_REG_MIC2_INPUT_LEVEL,
 529                M98090_MIC_PGAM2_SHIFT, M98090_MIC_PGAM2_NUM - 1, 1,
 530                max98090_mic_tlv),
 531
 532        SOC_SINGLE_RANGE_TLV("LINEA Single Ended Volume",
 533                M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG135_SHIFT, 0,
 534                M98090_MIXG135_NUM - 1, 1, max98090_line_single_ended_tlv),
 535
 536        SOC_SINGLE_RANGE_TLV("LINEB Single Ended Volume",
 537                M98090_REG_LINE_INPUT_LEVEL, M98090_MIXG246_SHIFT, 0,
 538                M98090_MIXG246_NUM - 1, 1, max98090_line_single_ended_tlv),
 539
 540        SOC_SINGLE_RANGE_TLV("LINEA Volume", M98090_REG_LINE_INPUT_LEVEL,
 541                M98090_LINAPGA_SHIFT, 0, M98090_LINAPGA_NUM - 1, 1,
 542                max98090_line_tlv),
 543
 544        SOC_SINGLE_RANGE_TLV("LINEB Volume", M98090_REG_LINE_INPUT_LEVEL,
 545                M98090_LINBPGA_SHIFT, 0, M98090_LINBPGA_NUM - 1, 1,
 546                max98090_line_tlv),
 547
 548        SOC_SINGLE("LINEA Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
 549                M98090_EXTBUFA_SHIFT, M98090_EXTBUFA_NUM - 1, 0),
 550        SOC_SINGLE("LINEB Ext Resistor Gain Mode", M98090_REG_INPUT_MODE,
 551                M98090_EXTBUFB_SHIFT, M98090_EXTBUFB_NUM - 1, 0),
 552
 553        SOC_SINGLE_TLV("ADCL Boost Volume", M98090_REG_LEFT_ADC_LEVEL,
 554                M98090_AVLG_SHIFT, M98090_AVLG_NUM - 1, 0,
 555                max98090_avg_tlv),
 556        SOC_SINGLE_TLV("ADCR Boost Volume", M98090_REG_RIGHT_ADC_LEVEL,
 557                M98090_AVRG_SHIFT, M98090_AVLG_NUM - 1, 0,
 558                max98090_avg_tlv),
 559
 560        SOC_SINGLE_TLV("ADCL Volume", M98090_REG_LEFT_ADC_LEVEL,
 561                M98090_AVL_SHIFT, M98090_AVL_NUM - 1, 1,
 562                max98090_av_tlv),
 563        SOC_SINGLE_TLV("ADCR Volume", M98090_REG_RIGHT_ADC_LEVEL,
 564                M98090_AVR_SHIFT, M98090_AVR_NUM - 1, 1,
 565                max98090_av_tlv),
 566
 567        SOC_ENUM("ADC Oversampling Rate", max98090_osr128_enum),
 568        SOC_SINGLE("ADC Quantizer Dither", M98090_REG_ADC_CONTROL,
 569                M98090_ADCDITHER_SHIFT, M98090_ADCDITHER_NUM - 1, 0),
 570        SOC_ENUM("ADC High Performance Mode", max98090_adchp_enum),
 571
 572        SOC_SINGLE("DAC Mono Mode", M98090_REG_IO_CONFIGURATION,
 573                M98090_DMONO_SHIFT, M98090_DMONO_NUM - 1, 0),
 574        SOC_SINGLE("SDIN Mode", M98090_REG_IO_CONFIGURATION,
 575                M98090_SDIEN_SHIFT, M98090_SDIEN_NUM - 1, 0),
 576        SOC_SINGLE("SDOUT Mode", M98090_REG_IO_CONFIGURATION,
 577                M98090_SDOEN_SHIFT, M98090_SDOEN_NUM - 1, 0),
 578        SOC_SINGLE("SDOUT Hi-Z Mode", M98090_REG_IO_CONFIGURATION,
 579                M98090_HIZOFF_SHIFT, M98090_HIZOFF_NUM - 1, 1),
 580        SOC_ENUM("Filter Mode", max98090_mode_enum),
 581        SOC_SINGLE("Record Path DC Blocking", M98090_REG_FILTER_CONFIG,
 582                M98090_AHPF_SHIFT, M98090_AHPF_NUM - 1, 0),
 583        SOC_SINGLE("Playback Path DC Blocking", M98090_REG_FILTER_CONFIG,
 584                M98090_DHPF_SHIFT, M98090_DHPF_NUM - 1, 0),
 585        SOC_SINGLE_TLV("Digital BQ Volume", M98090_REG_ADC_BIQUAD_LEVEL,
 586                M98090_AVBQ_SHIFT, M98090_AVBQ_NUM - 1, 1, max98090_dv_tlv),
 587        SOC_SINGLE_EXT_TLV("Digital Sidetone Volume",
 588                M98090_REG_ADC_SIDETONE, M98090_DVST_SHIFT,
 589                M98090_DVST_NUM - 1, 1, max98090_get_enab_tlv,
 590                max98090_put_enab_tlv, max98090_sdg_tlv),
 591        SOC_SINGLE_TLV("Digital Coarse Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
 592                M98090_DVG_SHIFT, M98090_DVG_NUM - 1, 0,
 593                max98090_dvg_tlv),
 594        SOC_SINGLE_TLV("Digital Volume", M98090_REG_DAI_PLAYBACK_LEVEL,
 595                M98090_DV_SHIFT, M98090_DV_NUM - 1, 1,
 596                max98090_dv_tlv),
 597        SND_SOC_BYTES("EQ Coefficients", M98090_REG_EQUALIZER_BASE, 105),
 598        SOC_SINGLE("Digital EQ 3 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
 599                M98090_EQ3BANDEN_SHIFT, M98090_EQ3BANDEN_NUM - 1, 0),
 600        SOC_SINGLE("Digital EQ 5 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
 601                M98090_EQ5BANDEN_SHIFT, M98090_EQ5BANDEN_NUM - 1, 0),
 602        SOC_SINGLE("Digital EQ 7 Band Switch", M98090_REG_DSP_FILTER_ENABLE,
 603                M98090_EQ7BANDEN_SHIFT, M98090_EQ7BANDEN_NUM - 1, 0),
 604        SOC_SINGLE("Digital EQ Clipping Detection", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
 605                M98090_EQCLPN_SHIFT, M98090_EQCLPN_NUM - 1,
 606                1),
 607        SOC_SINGLE_TLV("Digital EQ Volume", M98090_REG_DAI_PLAYBACK_LEVEL_EQ,
 608                M98090_DVEQ_SHIFT, M98090_DVEQ_NUM - 1, 1,
 609                max98090_dv_tlv),
 610
 611        SOC_SINGLE("ALC Enable", M98090_REG_DRC_TIMING,
 612                M98090_DRCEN_SHIFT, M98090_DRCEN_NUM - 1, 0),
 613        SOC_ENUM("ALC Attack Time", max98090_drcatk_enum),
 614        SOC_ENUM("ALC Release Time", max98090_drcrls_enum),
 615        SOC_SINGLE_TLV("ALC Make Up Volume", M98090_REG_DRC_GAIN,
 616                M98090_DRCG_SHIFT, M98090_DRCG_NUM - 1, 0,
 617                max98090_alcmakeup_tlv),
 618        SOC_ENUM("ALC Compression Ratio", max98090_alccmp_enum),
 619        SOC_ENUM("ALC Expansion Ratio", max98090_drcexp_enum),
 620        SOC_SINGLE_TLV("ALC Compression Threshold Volume",
 621                M98090_REG_DRC_COMPRESSOR, M98090_DRCTHC_SHIFT,
 622                M98090_DRCTHC_NUM - 1, 1, max98090_alccomp_tlv),
 623        SOC_SINGLE_TLV("ALC Expansion Threshold Volume",
 624                M98090_REG_DRC_EXPANDER, M98090_DRCTHE_SHIFT,
 625                M98090_DRCTHE_NUM - 1, 1, max98090_drcexp_tlv),
 626
 627        SOC_ENUM("DAC HP Playback Performance Mode",
 628                max98090_dac_perfmode_enum),
 629        SOC_ENUM("DAC High Performance Mode", max98090_dachp_enum),
 630
 631        SOC_SINGLE_TLV("Headphone Left Mixer Volume",
 632                M98090_REG_HP_CONTROL, M98090_MIXHPLG_SHIFT,
 633                M98090_MIXHPLG_NUM - 1, 1, max98090_mixout_tlv),
 634        SOC_SINGLE_TLV("Headphone Right Mixer Volume",
 635                M98090_REG_HP_CONTROL, M98090_MIXHPRG_SHIFT,
 636                M98090_MIXHPRG_NUM - 1, 1, max98090_mixout_tlv),
 637
 638        SOC_SINGLE_TLV("Speaker Left Mixer Volume",
 639                M98090_REG_SPK_CONTROL, M98090_MIXSPLG_SHIFT,
 640                M98090_MIXSPLG_NUM - 1, 1, max98090_mixout_tlv),
 641        SOC_SINGLE_TLV("Speaker Right Mixer Volume",
 642                M98090_REG_SPK_CONTROL, M98090_MIXSPRG_SHIFT,
 643                M98090_MIXSPRG_NUM - 1, 1, max98090_mixout_tlv),
 644
 645        SOC_SINGLE_TLV("Receiver Left Mixer Volume",
 646                M98090_REG_RCV_LOUTL_CONTROL, M98090_MIXRCVLG_SHIFT,
 647                M98090_MIXRCVLG_NUM - 1, 1, max98090_mixout_tlv),
 648        SOC_SINGLE_TLV("Receiver Right Mixer Volume",
 649                M98090_REG_LOUTR_CONTROL, M98090_MIXRCVRG_SHIFT,
 650                M98090_MIXRCVRG_NUM - 1, 1, max98090_mixout_tlv),
 651
 652        SOC_DOUBLE_R_TLV("Headphone Volume", M98090_REG_LEFT_HP_VOLUME,
 653                M98090_REG_RIGHT_HP_VOLUME, M98090_HPVOLL_SHIFT,
 654                M98090_HPVOLL_NUM - 1, 0, max98090_hp_tlv),
 655
 656        SOC_DOUBLE_R_RANGE_TLV("Speaker Volume",
 657                M98090_REG_LEFT_SPK_VOLUME, M98090_REG_RIGHT_SPK_VOLUME,
 658                M98090_SPVOLL_SHIFT, 24, M98090_SPVOLL_NUM - 1 + 24,
 659                0, max98090_spk_tlv),
 660
 661        SOC_DOUBLE_R_TLV("Receiver Volume", M98090_REG_RCV_LOUTL_VOLUME,
 662                M98090_REG_LOUTR_VOLUME, M98090_RCVLVOL_SHIFT,
 663                M98090_RCVLVOL_NUM - 1, 0, max98090_rcv_lout_tlv),
 664
 665        SOC_SINGLE("Headphone Left Switch", M98090_REG_LEFT_HP_VOLUME,
 666                M98090_HPLM_SHIFT, 1, 1),
 667        SOC_SINGLE("Headphone Right Switch", M98090_REG_RIGHT_HP_VOLUME,
 668                M98090_HPRM_SHIFT, 1, 1),
 669
 670        SOC_SINGLE("Speaker Left Switch", M98090_REG_LEFT_SPK_VOLUME,
 671                M98090_SPLM_SHIFT, 1, 1),
 672        SOC_SINGLE("Speaker Right Switch", M98090_REG_RIGHT_SPK_VOLUME,
 673                M98090_SPRM_SHIFT, 1, 1),
 674
 675        SOC_SINGLE("Receiver Left Switch", M98090_REG_RCV_LOUTL_VOLUME,
 676                M98090_RCVLM_SHIFT, 1, 1),
 677        SOC_SINGLE("Receiver Right Switch", M98090_REG_LOUTR_VOLUME,
 678                M98090_RCVRM_SHIFT, 1, 1),
 679
 680        SOC_SINGLE("Zero-Crossing Detection", M98090_REG_LEVEL_CONTROL,
 681                M98090_ZDENN_SHIFT, M98090_ZDENN_NUM - 1, 1),
 682        SOC_SINGLE("Enhanced Vol Smoothing", M98090_REG_LEVEL_CONTROL,
 683                M98090_VS2ENN_SHIFT, M98090_VS2ENN_NUM - 1, 1),
 684        SOC_SINGLE("Volume Adjustment Smoothing", M98090_REG_LEVEL_CONTROL,
 685                M98090_VSENN_SHIFT, M98090_VSENN_NUM - 1, 1),
 686
 687        SND_SOC_BYTES("Biquad Coefficients", M98090_REG_RECORD_BIQUAD_BASE, 15),
 688        SOC_SINGLE("Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
 689                M98090_ADCBQEN_SHIFT, M98090_ADCBQEN_NUM - 1, 0),
 690};
 691
 692static const struct snd_kcontrol_new max98091_snd_controls[] = {
 693
 694        SOC_SINGLE("DMIC34 Zeropad", M98090_REG_SAMPLE_RATE,
 695                M98090_DMIC34_ZEROPAD_SHIFT,
 696                M98090_DMIC34_ZEROPAD_NUM - 1, 0),
 697
 698        SOC_ENUM("Filter DMIC34 Mode", max98090_filter_dmic34mode_enum),
 699        SOC_SINGLE("DMIC34 DC Blocking", M98090_REG_FILTER_CONFIG,
 700                M98090_FLT_DMIC34HPF_SHIFT,
 701                M98090_FLT_DMIC34HPF_NUM - 1, 0),
 702
 703        SOC_SINGLE_TLV("DMIC3 Boost Volume", M98090_REG_DMIC3_VOLUME,
 704                M98090_DMIC_AV3G_SHIFT, M98090_DMIC_AV3G_NUM - 1, 0,
 705                max98090_avg_tlv),
 706        SOC_SINGLE_TLV("DMIC4 Boost Volume", M98090_REG_DMIC4_VOLUME,
 707                M98090_DMIC_AV4G_SHIFT, M98090_DMIC_AV4G_NUM - 1, 0,
 708                max98090_avg_tlv),
 709
 710        SOC_SINGLE_TLV("DMIC3 Volume", M98090_REG_DMIC3_VOLUME,
 711                M98090_DMIC_AV3_SHIFT, M98090_DMIC_AV3_NUM - 1, 1,
 712                max98090_av_tlv),
 713        SOC_SINGLE_TLV("DMIC4 Volume", M98090_REG_DMIC4_VOLUME,
 714                M98090_DMIC_AV4_SHIFT, M98090_DMIC_AV4_NUM - 1, 1,
 715                max98090_av_tlv),
 716
 717        SND_SOC_BYTES("DMIC34 Biquad Coefficients",
 718                M98090_REG_DMIC34_BIQUAD_BASE, 15),
 719        SOC_SINGLE("DMIC34 Biquad Switch", M98090_REG_DSP_FILTER_ENABLE,
 720                M98090_DMIC34BQEN_SHIFT, M98090_DMIC34BQEN_NUM - 1, 0),
 721
 722        SOC_SINGLE_TLV("DMIC34 BQ PreAttenuation Volume",
 723                M98090_REG_DMIC34_BQ_PREATTEN, M98090_AV34BQ_SHIFT,
 724                M98090_AV34BQ_NUM - 1, 1, max98090_dv_tlv),
 725};
 726
 727static int max98090_micinput_event(struct snd_soc_dapm_widget *w,
 728                                 struct snd_kcontrol *kcontrol, int event)
 729{
 730        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 731        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
 732
 733        unsigned int val = snd_soc_component_read32(component, w->reg);
 734
 735        if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
 736                val = (val & M98090_MIC_PA1EN_MASK) >> M98090_MIC_PA1EN_SHIFT;
 737        else
 738                val = (val & M98090_MIC_PA2EN_MASK) >> M98090_MIC_PA2EN_SHIFT;
 739
 740        if (val >= 1) {
 741                if (w->reg == M98090_REG_MIC1_INPUT_LEVEL) {
 742                        max98090->pa1en = val - 1; /* Update for volatile */
 743                } else {
 744                        max98090->pa2en = val - 1; /* Update for volatile */
 745                }
 746        }
 747
 748        switch (event) {
 749        case SND_SOC_DAPM_POST_PMU:
 750                /* If turning on, set to most recently selected volume */
 751                if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
 752                        val = max98090->pa1en + 1;
 753                else
 754                        val = max98090->pa2en + 1;
 755                break;
 756        case SND_SOC_DAPM_POST_PMD:
 757                /* If turning off, turn off */
 758                val = 0;
 759                break;
 760        default:
 761                return -EINVAL;
 762        }
 763
 764        if (w->reg == M98090_REG_MIC1_INPUT_LEVEL)
 765                snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA1EN_MASK,
 766                        val << M98090_MIC_PA1EN_SHIFT);
 767        else
 768                snd_soc_component_update_bits(component, w->reg, M98090_MIC_PA2EN_MASK,
 769                        val << M98090_MIC_PA2EN_SHIFT);
 770
 771        return 0;
 772}
 773
 774static int max98090_shdn_event(struct snd_soc_dapm_widget *w,
 775                                 struct snd_kcontrol *kcontrol, int event)
 776{
 777        struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
 778        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
 779
 780        if (event & SND_SOC_DAPM_POST_PMU)
 781                max98090->shdn_pending = true;
 782
 783        return 0;
 784
 785}
 786
 787static const char *mic1_mux_text[] = { "IN12", "IN56" };
 788
 789static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
 790                            M98090_REG_INPUT_MODE,
 791                            M98090_EXTMIC1_SHIFT,
 792                            mic1_mux_text);
 793
 794static const struct snd_kcontrol_new max98090_mic1_mux =
 795        SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
 796
 797static const char *mic2_mux_text[] = { "IN34", "IN56" };
 798
 799static SOC_ENUM_SINGLE_DECL(mic2_mux_enum,
 800                            M98090_REG_INPUT_MODE,
 801                            M98090_EXTMIC2_SHIFT,
 802                            mic2_mux_text);
 803
 804static const struct snd_kcontrol_new max98090_mic2_mux =
 805        SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
 806
 807static const char *dmic_mux_text[] = { "ADC", "DMIC" };
 808
 809static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text);
 810
 811static const struct snd_kcontrol_new max98090_dmic_mux =
 812        SOC_DAPM_ENUM("DMIC Mux", dmic_mux_enum);
 813
 814/* LINEA mixer switch */
 815static const struct snd_kcontrol_new max98090_linea_mixer_controls[] = {
 816        SOC_DAPM_SINGLE("IN1 Switch", M98090_REG_LINE_INPUT_CONFIG,
 817                M98090_IN1SEEN_SHIFT, 1, 0),
 818        SOC_DAPM_SINGLE("IN3 Switch", M98090_REG_LINE_INPUT_CONFIG,
 819                M98090_IN3SEEN_SHIFT, 1, 0),
 820        SOC_DAPM_SINGLE("IN5 Switch", M98090_REG_LINE_INPUT_CONFIG,
 821                M98090_IN5SEEN_SHIFT, 1, 0),
 822        SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LINE_INPUT_CONFIG,
 823                M98090_IN34DIFF_SHIFT, 1, 0),
 824};
 825
 826/* LINEB mixer switch */
 827static const struct snd_kcontrol_new max98090_lineb_mixer_controls[] = {
 828        SOC_DAPM_SINGLE("IN2 Switch", M98090_REG_LINE_INPUT_CONFIG,
 829                M98090_IN2SEEN_SHIFT, 1, 0),
 830        SOC_DAPM_SINGLE("IN4 Switch", M98090_REG_LINE_INPUT_CONFIG,
 831                M98090_IN4SEEN_SHIFT, 1, 0),
 832        SOC_DAPM_SINGLE("IN6 Switch", M98090_REG_LINE_INPUT_CONFIG,
 833                M98090_IN6SEEN_SHIFT, 1, 0),
 834        SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LINE_INPUT_CONFIG,
 835                M98090_IN56DIFF_SHIFT, 1, 0),
 836};
 837
 838/* Left ADC mixer switch */
 839static const struct snd_kcontrol_new max98090_left_adc_mixer_controls[] = {
 840        SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_LEFT_ADC_MIXER,
 841                M98090_MIXADL_IN12DIFF_SHIFT, 1, 0),
 842        SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_LEFT_ADC_MIXER,
 843                M98090_MIXADL_IN34DIFF_SHIFT, 1, 0),
 844        SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_LEFT_ADC_MIXER,
 845                M98090_MIXADL_IN65DIFF_SHIFT, 1, 0),
 846        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_ADC_MIXER,
 847                M98090_MIXADL_LINEA_SHIFT, 1, 0),
 848        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_ADC_MIXER,
 849                M98090_MIXADL_LINEB_SHIFT, 1, 0),
 850        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_ADC_MIXER,
 851                M98090_MIXADL_MIC1_SHIFT, 1, 0),
 852        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_ADC_MIXER,
 853                M98090_MIXADL_MIC2_SHIFT, 1, 0),
 854};
 855
 856/* Right ADC mixer switch */
 857static const struct snd_kcontrol_new max98090_right_adc_mixer_controls[] = {
 858        SOC_DAPM_SINGLE("IN12 Switch", M98090_REG_RIGHT_ADC_MIXER,
 859                M98090_MIXADR_IN12DIFF_SHIFT, 1, 0),
 860        SOC_DAPM_SINGLE("IN34 Switch", M98090_REG_RIGHT_ADC_MIXER,
 861                M98090_MIXADR_IN34DIFF_SHIFT, 1, 0),
 862        SOC_DAPM_SINGLE("IN56 Switch", M98090_REG_RIGHT_ADC_MIXER,
 863                M98090_MIXADR_IN65DIFF_SHIFT, 1, 0),
 864        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_ADC_MIXER,
 865                M98090_MIXADR_LINEA_SHIFT, 1, 0),
 866        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_ADC_MIXER,
 867                M98090_MIXADR_LINEB_SHIFT, 1, 0),
 868        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_ADC_MIXER,
 869                M98090_MIXADR_MIC1_SHIFT, 1, 0),
 870        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_ADC_MIXER,
 871                M98090_MIXADR_MIC2_SHIFT, 1, 0),
 872};
 873
 874static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
 875
 876static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum,
 877                            M98090_REG_IO_CONFIGURATION,
 878                            M98090_LTEN_SHIFT,
 879                            lten_mux_text);
 880
 881static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum,
 882                            M98090_REG_IO_CONFIGURATION,
 883                            M98090_LTEN_SHIFT,
 884                            lten_mux_text);
 885
 886static const struct snd_kcontrol_new max98090_ltenl_mux =
 887        SOC_DAPM_ENUM("LTENL Mux", ltenl_mux_enum);
 888
 889static const struct snd_kcontrol_new max98090_ltenr_mux =
 890        SOC_DAPM_ENUM("LTENR Mux", ltenr_mux_enum);
 891
 892static const char *lben_mux_text[] = { "Normal", "Loopback" };
 893
 894static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum,
 895                            M98090_REG_IO_CONFIGURATION,
 896                            M98090_LBEN_SHIFT,
 897                            lben_mux_text);
 898
 899static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum,
 900                            M98090_REG_IO_CONFIGURATION,
 901                            M98090_LBEN_SHIFT,
 902                            lben_mux_text);
 903
 904static const struct snd_kcontrol_new max98090_lbenl_mux =
 905        SOC_DAPM_ENUM("LBENL Mux", lbenl_mux_enum);
 906
 907static const struct snd_kcontrol_new max98090_lbenr_mux =
 908        SOC_DAPM_ENUM("LBENR Mux", lbenr_mux_enum);
 909
 910static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
 911
 912static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
 913
 914static SOC_ENUM_SINGLE_DECL(stenl_mux_enum,
 915                            M98090_REG_ADC_SIDETONE,
 916                            M98090_DSTSL_SHIFT,
 917                            stenl_mux_text);
 918
 919static SOC_ENUM_SINGLE_DECL(stenr_mux_enum,
 920                            M98090_REG_ADC_SIDETONE,
 921                            M98090_DSTSR_SHIFT,
 922                            stenr_mux_text);
 923
 924static const struct snd_kcontrol_new max98090_stenl_mux =
 925        SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
 926
 927static const struct snd_kcontrol_new max98090_stenr_mux =
 928        SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
 929
 930/* Left speaker mixer switch */
 931static const struct
 932        snd_kcontrol_new max98090_left_speaker_mixer_controls[] = {
 933        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_SPK_MIXER,
 934                M98090_MIXSPL_DACL_SHIFT, 1, 0),
 935        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_SPK_MIXER,
 936                M98090_MIXSPL_DACR_SHIFT, 1, 0),
 937        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_SPK_MIXER,
 938                M98090_MIXSPL_LINEA_SHIFT, 1, 0),
 939        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_SPK_MIXER,
 940                M98090_MIXSPL_LINEB_SHIFT, 1, 0),
 941        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_SPK_MIXER,
 942                M98090_MIXSPL_MIC1_SHIFT, 1, 0),
 943        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_SPK_MIXER,
 944                M98090_MIXSPL_MIC2_SHIFT, 1, 0),
 945};
 946
 947/* Right speaker mixer switch */
 948static const struct
 949        snd_kcontrol_new max98090_right_speaker_mixer_controls[] = {
 950        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
 951                M98090_MIXSPR_DACL_SHIFT, 1, 0),
 952        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_SPK_MIXER,
 953                M98090_MIXSPR_DACR_SHIFT, 1, 0),
 954        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_SPK_MIXER,
 955                M98090_MIXSPR_LINEA_SHIFT, 1, 0),
 956        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_SPK_MIXER,
 957                M98090_MIXSPR_LINEB_SHIFT, 1, 0),
 958        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_SPK_MIXER,
 959                M98090_MIXSPR_MIC1_SHIFT, 1, 0),
 960        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_SPK_MIXER,
 961                M98090_MIXSPR_MIC2_SHIFT, 1, 0),
 962};
 963
 964/* Left headphone mixer switch */
 965static const struct snd_kcontrol_new max98090_left_hp_mixer_controls[] = {
 966        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LEFT_HP_MIXER,
 967                M98090_MIXHPL_DACL_SHIFT, 1, 0),
 968        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LEFT_HP_MIXER,
 969                M98090_MIXHPL_DACR_SHIFT, 1, 0),
 970        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LEFT_HP_MIXER,
 971                M98090_MIXHPL_LINEA_SHIFT, 1, 0),
 972        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LEFT_HP_MIXER,
 973                M98090_MIXHPL_LINEB_SHIFT, 1, 0),
 974        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LEFT_HP_MIXER,
 975                M98090_MIXHPL_MIC1_SHIFT, 1, 0),
 976        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LEFT_HP_MIXER,
 977                M98090_MIXHPL_MIC2_SHIFT, 1, 0),
 978};
 979
 980/* Right headphone mixer switch */
 981static const struct snd_kcontrol_new max98090_right_hp_mixer_controls[] = {
 982        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RIGHT_HP_MIXER,
 983                M98090_MIXHPR_DACL_SHIFT, 1, 0),
 984        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RIGHT_HP_MIXER,
 985                M98090_MIXHPR_DACR_SHIFT, 1, 0),
 986        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RIGHT_HP_MIXER,
 987                M98090_MIXHPR_LINEA_SHIFT, 1, 0),
 988        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RIGHT_HP_MIXER,
 989                M98090_MIXHPR_LINEB_SHIFT, 1, 0),
 990        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RIGHT_HP_MIXER,
 991                M98090_MIXHPR_MIC1_SHIFT, 1, 0),
 992        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RIGHT_HP_MIXER,
 993                M98090_MIXHPR_MIC2_SHIFT, 1, 0),
 994};
 995
 996/* Left receiver mixer switch */
 997static const struct snd_kcontrol_new max98090_left_rcv_mixer_controls[] = {
 998        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
 999                M98090_MIXRCVL_DACL_SHIFT, 1, 0),
1000        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_RCV_LOUTL_MIXER,
1001                M98090_MIXRCVL_DACR_SHIFT, 1, 0),
1002        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_RCV_LOUTL_MIXER,
1003                M98090_MIXRCVL_LINEA_SHIFT, 1, 0),
1004        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_RCV_LOUTL_MIXER,
1005                M98090_MIXRCVL_LINEB_SHIFT, 1, 0),
1006        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_RCV_LOUTL_MIXER,
1007                M98090_MIXRCVL_MIC1_SHIFT, 1, 0),
1008        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_RCV_LOUTL_MIXER,
1009                M98090_MIXRCVL_MIC2_SHIFT, 1, 0),
1010};
1011
1012/* Right receiver mixer switch */
1013static const struct snd_kcontrol_new max98090_right_rcv_mixer_controls[] = {
1014        SOC_DAPM_SINGLE("Left DAC Switch", M98090_REG_LOUTR_MIXER,
1015                M98090_MIXRCVR_DACL_SHIFT, 1, 0),
1016        SOC_DAPM_SINGLE("Right DAC Switch", M98090_REG_LOUTR_MIXER,
1017                M98090_MIXRCVR_DACR_SHIFT, 1, 0),
1018        SOC_DAPM_SINGLE("LINEA Switch", M98090_REG_LOUTR_MIXER,
1019                M98090_MIXRCVR_LINEA_SHIFT, 1, 0),
1020        SOC_DAPM_SINGLE("LINEB Switch", M98090_REG_LOUTR_MIXER,
1021                M98090_MIXRCVR_LINEB_SHIFT, 1, 0),
1022        SOC_DAPM_SINGLE("MIC1 Switch", M98090_REG_LOUTR_MIXER,
1023                M98090_MIXRCVR_MIC1_SHIFT, 1, 0),
1024        SOC_DAPM_SINGLE("MIC2 Switch", M98090_REG_LOUTR_MIXER,
1025                M98090_MIXRCVR_MIC2_SHIFT, 1, 0),
1026};
1027
1028static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1029
1030static SOC_ENUM_SINGLE_DECL(linmod_mux_enum,
1031                            M98090_REG_LOUTR_MIXER,
1032                            M98090_LINMOD_SHIFT,
1033                            linmod_mux_text);
1034
1035static const struct snd_kcontrol_new max98090_linmod_mux =
1036        SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1037
1038static const char *mixhpsel_mux_text[] = { "DAC Only", "HP Mixer" };
1039
1040/*
1041 * This is a mux as it selects the HP output, but to DAPM it is a Mixer enable
1042 */
1043static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum,
1044                            M98090_REG_HP_CONTROL,
1045                            M98090_MIXHPLSEL_SHIFT,
1046                            mixhpsel_mux_text);
1047
1048static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1049        SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1050
1051static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum,
1052                            M98090_REG_HP_CONTROL,
1053                            M98090_MIXHPRSEL_SHIFT,
1054                            mixhpsel_mux_text);
1055
1056static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1057        SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1058
1059static const struct snd_soc_dapm_widget max98090_dapm_widgets[] = {
1060        SND_SOC_DAPM_INPUT("MIC1"),
1061        SND_SOC_DAPM_INPUT("MIC2"),
1062        SND_SOC_DAPM_INPUT("DMICL"),
1063        SND_SOC_DAPM_INPUT("DMICR"),
1064        SND_SOC_DAPM_INPUT("IN1"),
1065        SND_SOC_DAPM_INPUT("IN2"),
1066        SND_SOC_DAPM_INPUT("IN3"),
1067        SND_SOC_DAPM_INPUT("IN4"),
1068        SND_SOC_DAPM_INPUT("IN5"),
1069        SND_SOC_DAPM_INPUT("IN6"),
1070        SND_SOC_DAPM_INPUT("IN12"),
1071        SND_SOC_DAPM_INPUT("IN34"),
1072        SND_SOC_DAPM_INPUT("IN56"),
1073
1074        SND_SOC_DAPM_SUPPLY("MICBIAS", M98090_REG_INPUT_ENABLE,
1075                M98090_MBEN_SHIFT, 0, NULL, 0),
1076        SND_SOC_DAPM_SUPPLY("SHDN", M98090_REG_DEVICE_SHUTDOWN,
1077                M98090_SHDNN_SHIFT, 0, NULL, 0),
1078        SND_SOC_DAPM_SUPPLY("SDIEN", M98090_REG_IO_CONFIGURATION,
1079                M98090_SDIEN_SHIFT, 0, NULL, 0),
1080        SND_SOC_DAPM_SUPPLY("SDOEN", M98090_REG_IO_CONFIGURATION,
1081                M98090_SDOEN_SHIFT, 0, NULL, 0),
1082        SND_SOC_DAPM_SUPPLY("DMICL_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1083                 M98090_DIGMICL_SHIFT, 0, max98090_shdn_event,
1084                        SND_SOC_DAPM_POST_PMU),
1085        SND_SOC_DAPM_SUPPLY("DMICR_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1086                 M98090_DIGMICR_SHIFT, 0, max98090_shdn_event,
1087                         SND_SOC_DAPM_POST_PMU),
1088        SND_SOC_DAPM_SUPPLY("AHPF", M98090_REG_FILTER_CONFIG,
1089                M98090_AHPF_SHIFT, 0, NULL, 0),
1090
1091/*
1092 * Note: Sysclk and misc power supplies are taken care of by SHDN
1093 */
1094
1095        SND_SOC_DAPM_MUX("MIC1 Mux", SND_SOC_NOPM,
1096                0, 0, &max98090_mic1_mux),
1097
1098        SND_SOC_DAPM_MUX("MIC2 Mux", SND_SOC_NOPM,
1099                0, 0, &max98090_mic2_mux),
1100
1101        SND_SOC_DAPM_MUX("DMIC Mux", SND_SOC_NOPM, 0, 0, &max98090_dmic_mux),
1102
1103        SND_SOC_DAPM_PGA_E("MIC1 Input", M98090_REG_MIC1_INPUT_LEVEL,
1104                M98090_MIC_PA1EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1105                SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1106
1107        SND_SOC_DAPM_PGA_E("MIC2 Input", M98090_REG_MIC2_INPUT_LEVEL,
1108                M98090_MIC_PA2EN_SHIFT, 0, NULL, 0, max98090_micinput_event,
1109                SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD),
1110
1111        SND_SOC_DAPM_MIXER("LINEA Mixer", SND_SOC_NOPM, 0, 0,
1112                &max98090_linea_mixer_controls[0],
1113                ARRAY_SIZE(max98090_linea_mixer_controls)),
1114
1115        SND_SOC_DAPM_MIXER("LINEB Mixer", SND_SOC_NOPM, 0, 0,
1116                &max98090_lineb_mixer_controls[0],
1117                ARRAY_SIZE(max98090_lineb_mixer_controls)),
1118
1119        SND_SOC_DAPM_PGA("LINEA Input", M98090_REG_INPUT_ENABLE,
1120                M98090_LINEAEN_SHIFT, 0, NULL, 0),
1121        SND_SOC_DAPM_PGA("LINEB Input", M98090_REG_INPUT_ENABLE,
1122                M98090_LINEBEN_SHIFT, 0, NULL, 0),
1123
1124        SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0,
1125                &max98090_left_adc_mixer_controls[0],
1126                ARRAY_SIZE(max98090_left_adc_mixer_controls)),
1127
1128        SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0,
1129                &max98090_right_adc_mixer_controls[0],
1130                ARRAY_SIZE(max98090_right_adc_mixer_controls)),
1131
1132        SND_SOC_DAPM_ADC_E("ADCL", NULL, M98090_REG_INPUT_ENABLE,
1133                M98090_ADLEN_SHIFT, 0, max98090_shdn_event,
1134                SND_SOC_DAPM_POST_PMU),
1135        SND_SOC_DAPM_ADC_E("ADCR", NULL, M98090_REG_INPUT_ENABLE,
1136                M98090_ADREN_SHIFT, 0, max98090_shdn_event,
1137                SND_SOC_DAPM_POST_PMU),
1138
1139        SND_SOC_DAPM_AIF_OUT("AIFOUTL", "HiFi Capture", 0,
1140                SND_SOC_NOPM, 0, 0),
1141        SND_SOC_DAPM_AIF_OUT("AIFOUTR", "HiFi Capture", 1,
1142                SND_SOC_NOPM, 0, 0),
1143
1144        SND_SOC_DAPM_MUX("LBENL Mux", SND_SOC_NOPM,
1145                0, 0, &max98090_lbenl_mux),
1146
1147        SND_SOC_DAPM_MUX("LBENR Mux", SND_SOC_NOPM,
1148                0, 0, &max98090_lbenr_mux),
1149
1150        SND_SOC_DAPM_MUX("LTENL Mux", SND_SOC_NOPM,
1151                0, 0, &max98090_ltenl_mux),
1152
1153        SND_SOC_DAPM_MUX("LTENR Mux", SND_SOC_NOPM,
1154                0, 0, &max98090_ltenr_mux),
1155
1156        SND_SOC_DAPM_MUX("STENL Mux", SND_SOC_NOPM,
1157                0, 0, &max98090_stenl_mux),
1158
1159        SND_SOC_DAPM_MUX("STENR Mux", SND_SOC_NOPM,
1160                0, 0, &max98090_stenr_mux),
1161
1162        SND_SOC_DAPM_AIF_IN("AIFINL", "HiFi Playback", 0, SND_SOC_NOPM, 0, 0),
1163        SND_SOC_DAPM_AIF_IN("AIFINR", "HiFi Playback", 1, SND_SOC_NOPM, 0, 0),
1164
1165        SND_SOC_DAPM_DAC("DACL", NULL, M98090_REG_OUTPUT_ENABLE,
1166                M98090_DALEN_SHIFT, 0),
1167        SND_SOC_DAPM_DAC("DACR", NULL, M98090_REG_OUTPUT_ENABLE,
1168                M98090_DAREN_SHIFT, 0),
1169
1170        SND_SOC_DAPM_MIXER("Left Headphone Mixer", SND_SOC_NOPM, 0, 0,
1171                &max98090_left_hp_mixer_controls[0],
1172                ARRAY_SIZE(max98090_left_hp_mixer_controls)),
1173
1174        SND_SOC_DAPM_MIXER("Right Headphone Mixer", SND_SOC_NOPM, 0, 0,
1175                &max98090_right_hp_mixer_controls[0],
1176                ARRAY_SIZE(max98090_right_hp_mixer_controls)),
1177
1178        SND_SOC_DAPM_MIXER("Left Speaker Mixer", SND_SOC_NOPM, 0, 0,
1179                &max98090_left_speaker_mixer_controls[0],
1180                ARRAY_SIZE(max98090_left_speaker_mixer_controls)),
1181
1182        SND_SOC_DAPM_MIXER("Right Speaker Mixer", SND_SOC_NOPM, 0, 0,
1183                &max98090_right_speaker_mixer_controls[0],
1184                ARRAY_SIZE(max98090_right_speaker_mixer_controls)),
1185
1186        SND_SOC_DAPM_MIXER("Left Receiver Mixer", SND_SOC_NOPM, 0, 0,
1187                &max98090_left_rcv_mixer_controls[0],
1188                ARRAY_SIZE(max98090_left_rcv_mixer_controls)),
1189
1190        SND_SOC_DAPM_MIXER("Right Receiver Mixer", SND_SOC_NOPM, 0, 0,
1191                &max98090_right_rcv_mixer_controls[0],
1192                ARRAY_SIZE(max98090_right_rcv_mixer_controls)),
1193
1194        SND_SOC_DAPM_MUX("LINMOD Mux", SND_SOC_NOPM, 0, 0,
1195                &max98090_linmod_mux),
1196
1197        SND_SOC_DAPM_MUX("MIXHPLSEL Mux", SND_SOC_NOPM, 0, 0,
1198                &max98090_mixhplsel_mux),
1199
1200        SND_SOC_DAPM_MUX("MIXHPRSEL Mux", SND_SOC_NOPM, 0, 0,
1201                &max98090_mixhprsel_mux),
1202
1203        SND_SOC_DAPM_PGA("HP Left Out", M98090_REG_OUTPUT_ENABLE,
1204                M98090_HPLEN_SHIFT, 0, NULL, 0),
1205        SND_SOC_DAPM_PGA("HP Right Out", M98090_REG_OUTPUT_ENABLE,
1206                M98090_HPREN_SHIFT, 0, NULL, 0),
1207
1208        SND_SOC_DAPM_PGA("SPK Left Out", M98090_REG_OUTPUT_ENABLE,
1209                M98090_SPLEN_SHIFT, 0, NULL, 0),
1210        SND_SOC_DAPM_PGA("SPK Right Out", M98090_REG_OUTPUT_ENABLE,
1211                M98090_SPREN_SHIFT, 0, NULL, 0),
1212
1213        SND_SOC_DAPM_PGA("RCV Left Out", M98090_REG_OUTPUT_ENABLE,
1214                M98090_RCVLEN_SHIFT, 0, NULL, 0),
1215        SND_SOC_DAPM_PGA("RCV Right Out", M98090_REG_OUTPUT_ENABLE,
1216                M98090_RCVREN_SHIFT, 0, NULL, 0),
1217
1218        SND_SOC_DAPM_OUTPUT("HPL"),
1219        SND_SOC_DAPM_OUTPUT("HPR"),
1220        SND_SOC_DAPM_OUTPUT("SPKL"),
1221        SND_SOC_DAPM_OUTPUT("SPKR"),
1222        SND_SOC_DAPM_OUTPUT("RCVL"),
1223        SND_SOC_DAPM_OUTPUT("RCVR"),
1224};
1225
1226static const struct snd_soc_dapm_widget max98091_dapm_widgets[] = {
1227        SND_SOC_DAPM_INPUT("DMIC3"),
1228        SND_SOC_DAPM_INPUT("DMIC4"),
1229
1230        SND_SOC_DAPM_SUPPLY("DMIC3_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1231                 M98090_DIGMIC3_SHIFT, 0, NULL, 0),
1232        SND_SOC_DAPM_SUPPLY("DMIC4_ENA", M98090_REG_DIGITAL_MIC_ENABLE,
1233                 M98090_DIGMIC4_SHIFT, 0, NULL, 0),
1234};
1235
1236static const struct snd_soc_dapm_route max98090_dapm_routes[] = {
1237        {"MIC1 Input", NULL, "MIC1"},
1238        {"MIC2 Input", NULL, "MIC2"},
1239
1240        {"DMICL", NULL, "DMICL_ENA"},
1241        {"DMICL", NULL, "DMICR_ENA"},
1242        {"DMICR", NULL, "DMICL_ENA"},
1243        {"DMICR", NULL, "DMICR_ENA"},
1244        {"DMICL", NULL, "AHPF"},
1245        {"DMICR", NULL, "AHPF"},
1246
1247        /* MIC1 input mux */
1248        {"MIC1 Mux", "IN12", "IN12"},
1249        {"MIC1 Mux", "IN56", "IN56"},
1250
1251        /* MIC2 input mux */
1252        {"MIC2 Mux", "IN34", "IN34"},
1253        {"MIC2 Mux", "IN56", "IN56"},
1254
1255        {"MIC1 Input", NULL, "MIC1 Mux"},
1256        {"MIC2 Input", NULL, "MIC2 Mux"},
1257
1258        /* Left ADC input mixer */
1259        {"Left ADC Mixer", "IN12 Switch", "IN12"},
1260        {"Left ADC Mixer", "IN34 Switch", "IN34"},
1261        {"Left ADC Mixer", "IN56 Switch", "IN56"},
1262        {"Left ADC Mixer", "LINEA Switch", "LINEA Input"},
1263        {"Left ADC Mixer", "LINEB Switch", "LINEB Input"},
1264        {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1265        {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1266
1267        /* Right ADC input mixer */
1268        {"Right ADC Mixer", "IN12 Switch", "IN12"},
1269        {"Right ADC Mixer", "IN34 Switch", "IN34"},
1270        {"Right ADC Mixer", "IN56 Switch", "IN56"},
1271        {"Right ADC Mixer", "LINEA Switch", "LINEA Input"},
1272        {"Right ADC Mixer", "LINEB Switch", "LINEB Input"},
1273        {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"},
1274        {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"},
1275
1276        /* Line A input mixer */
1277        {"LINEA Mixer", "IN1 Switch", "IN1"},
1278        {"LINEA Mixer", "IN3 Switch", "IN3"},
1279        {"LINEA Mixer", "IN5 Switch", "IN5"},
1280        {"LINEA Mixer", "IN34 Switch", "IN34"},
1281
1282        /* Line B input mixer */
1283        {"LINEB Mixer", "IN2 Switch", "IN2"},
1284        {"LINEB Mixer", "IN4 Switch", "IN4"},
1285        {"LINEB Mixer", "IN6 Switch", "IN6"},
1286        {"LINEB Mixer", "IN56 Switch", "IN56"},
1287
1288        {"LINEA Input", NULL, "LINEA Mixer"},
1289        {"LINEB Input", NULL, "LINEB Mixer"},
1290
1291        /* Inputs */
1292        {"ADCL", NULL, "Left ADC Mixer"},
1293        {"ADCR", NULL, "Right ADC Mixer"},
1294        {"ADCL", NULL, "SHDN"},
1295        {"ADCR", NULL, "SHDN"},
1296
1297        {"DMIC Mux", "ADC", "ADCL"},
1298        {"DMIC Mux", "ADC", "ADCR"},
1299        {"DMIC Mux", "DMIC", "DMICL"},
1300        {"DMIC Mux", "DMIC", "DMICR"},
1301
1302        {"LBENL Mux", "Normal", "DMIC Mux"},
1303        {"LBENL Mux", "Loopback", "LTENL Mux"},
1304        {"LBENR Mux", "Normal", "DMIC Mux"},
1305        {"LBENR Mux", "Loopback", "LTENR Mux"},
1306
1307        {"AIFOUTL", NULL, "LBENL Mux"},
1308        {"AIFOUTR", NULL, "LBENR Mux"},
1309        {"AIFOUTL", NULL, "SHDN"},
1310        {"AIFOUTR", NULL, "SHDN"},
1311        {"AIFOUTL", NULL, "SDOEN"},
1312        {"AIFOUTR", NULL, "SDOEN"},
1313
1314        {"LTENL Mux", "Normal", "AIFINL"},
1315        {"LTENL Mux", "Loopthrough", "LBENL Mux"},
1316        {"LTENR Mux", "Normal", "AIFINR"},
1317        {"LTENR Mux", "Loopthrough", "LBENR Mux"},
1318
1319        {"DACL", NULL, "LTENL Mux"},
1320        {"DACR", NULL, "LTENR Mux"},
1321
1322        {"STENL Mux", "Sidetone Left", "ADCL"},
1323        {"STENL Mux", "Sidetone Left", "DMICL"},
1324        {"STENR Mux", "Sidetone Right", "ADCR"},
1325        {"STENR Mux", "Sidetone Right", "DMICR"},
1326        {"DACL", NULL, "STENL Mux"},
1327        {"DACR", NULL, "STENR Mux"},
1328
1329        {"AIFINL", NULL, "SHDN"},
1330        {"AIFINR", NULL, "SHDN"},
1331        {"AIFINL", NULL, "SDIEN"},
1332        {"AIFINR", NULL, "SDIEN"},
1333        {"DACL", NULL, "SHDN"},
1334        {"DACR", NULL, "SHDN"},
1335
1336        /* Left headphone output mixer */
1337        {"Left Headphone Mixer", "Left DAC Switch", "DACL"},
1338        {"Left Headphone Mixer", "Right DAC Switch", "DACR"},
1339        {"Left Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1340        {"Left Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1341        {"Left Headphone Mixer", "LINEA Switch", "LINEA Input"},
1342        {"Left Headphone Mixer", "LINEB Switch", "LINEB Input"},
1343
1344        /* Right headphone output mixer */
1345        {"Right Headphone Mixer", "Left DAC Switch", "DACL"},
1346        {"Right Headphone Mixer", "Right DAC Switch", "DACR"},
1347        {"Right Headphone Mixer", "MIC1 Switch", "MIC1 Input"},
1348        {"Right Headphone Mixer", "MIC2 Switch", "MIC2 Input"},
1349        {"Right Headphone Mixer", "LINEA Switch", "LINEA Input"},
1350        {"Right Headphone Mixer", "LINEB Switch", "LINEB Input"},
1351
1352        /* Left speaker output mixer */
1353        {"Left Speaker Mixer", "Left DAC Switch", "DACL"},
1354        {"Left Speaker Mixer", "Right DAC Switch", "DACR"},
1355        {"Left Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1356        {"Left Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1357        {"Left Speaker Mixer", "LINEA Switch", "LINEA Input"},
1358        {"Left Speaker Mixer", "LINEB Switch", "LINEB Input"},
1359
1360        /* Right speaker output mixer */
1361        {"Right Speaker Mixer", "Left DAC Switch", "DACL"},
1362        {"Right Speaker Mixer", "Right DAC Switch", "DACR"},
1363        {"Right Speaker Mixer", "MIC1 Switch", "MIC1 Input"},
1364        {"Right Speaker Mixer", "MIC2 Switch", "MIC2 Input"},
1365        {"Right Speaker Mixer", "LINEA Switch", "LINEA Input"},
1366        {"Right Speaker Mixer", "LINEB Switch", "LINEB Input"},
1367
1368        /* Left Receiver output mixer */
1369        {"Left Receiver Mixer", "Left DAC Switch", "DACL"},
1370        {"Left Receiver Mixer", "Right DAC Switch", "DACR"},
1371        {"Left Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1372        {"Left Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1373        {"Left Receiver Mixer", "LINEA Switch", "LINEA Input"},
1374        {"Left Receiver Mixer", "LINEB Switch", "LINEB Input"},
1375
1376        /* Right Receiver output mixer */
1377        {"Right Receiver Mixer", "Left DAC Switch", "DACL"},
1378        {"Right Receiver Mixer", "Right DAC Switch", "DACR"},
1379        {"Right Receiver Mixer", "MIC1 Switch", "MIC1 Input"},
1380        {"Right Receiver Mixer", "MIC2 Switch", "MIC2 Input"},
1381        {"Right Receiver Mixer", "LINEA Switch", "LINEA Input"},
1382        {"Right Receiver Mixer", "LINEB Switch", "LINEB Input"},
1383
1384        {"MIXHPLSEL Mux", "HP Mixer", "Left Headphone Mixer"},
1385
1386        /*
1387         * Disable this for lowest power if bypassing
1388         * the DAC with an analog signal
1389         */
1390        {"HP Left Out", NULL, "DACL"},
1391        {"HP Left Out", NULL, "MIXHPLSEL Mux"},
1392
1393        {"MIXHPRSEL Mux", "HP Mixer", "Right Headphone Mixer"},
1394
1395        /*
1396         * Disable this for lowest power if bypassing
1397         * the DAC with an analog signal
1398         */
1399        {"HP Right Out", NULL, "DACR"},
1400        {"HP Right Out", NULL, "MIXHPRSEL Mux"},
1401
1402        {"SPK Left Out", NULL, "Left Speaker Mixer"},
1403        {"SPK Right Out", NULL, "Right Speaker Mixer"},
1404        {"RCV Left Out", NULL, "Left Receiver Mixer"},
1405
1406        {"LINMOD Mux", "Left and Right", "Right Receiver Mixer"},
1407        {"LINMOD Mux", "Left Only",  "Left Receiver Mixer"},
1408        {"RCV Right Out", NULL, "LINMOD Mux"},
1409
1410        {"HPL", NULL, "HP Left Out"},
1411        {"HPR", NULL, "HP Right Out"},
1412        {"SPKL", NULL, "SPK Left Out"},
1413        {"SPKR", NULL, "SPK Right Out"},
1414        {"RCVL", NULL, "RCV Left Out"},
1415        {"RCVR", NULL, "RCV Right Out"},
1416};
1417
1418static const struct snd_soc_dapm_route max98091_dapm_routes[] = {
1419        /* DMIC inputs */
1420        {"DMIC3", NULL, "DMIC3_ENA"},
1421        {"DMIC4", NULL, "DMIC4_ENA"},
1422        {"DMIC3", NULL, "AHPF"},
1423        {"DMIC4", NULL, "AHPF"},
1424};
1425
1426static int max98090_add_widgets(struct snd_soc_component *component)
1427{
1428        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1429        struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
1430
1431        snd_soc_add_component_controls(component, max98090_snd_controls,
1432                ARRAY_SIZE(max98090_snd_controls));
1433
1434        if (max98090->devtype == MAX98091) {
1435                snd_soc_add_component_controls(component, max98091_snd_controls,
1436                        ARRAY_SIZE(max98091_snd_controls));
1437        }
1438
1439        snd_soc_dapm_new_controls(dapm, max98090_dapm_widgets,
1440                ARRAY_SIZE(max98090_dapm_widgets));
1441
1442        snd_soc_dapm_add_routes(dapm, max98090_dapm_routes,
1443                ARRAY_SIZE(max98090_dapm_routes));
1444
1445        if (max98090->devtype == MAX98091) {
1446                snd_soc_dapm_new_controls(dapm, max98091_dapm_widgets,
1447                        ARRAY_SIZE(max98091_dapm_widgets));
1448
1449                snd_soc_dapm_add_routes(dapm, max98091_dapm_routes,
1450                        ARRAY_SIZE(max98091_dapm_routes));
1451        }
1452
1453        return 0;
1454}
1455
1456static const int pclk_rates[] = {
1457        12000000, 12000000, 13000000, 13000000,
1458        16000000, 16000000, 19200000, 19200000
1459};
1460
1461static const int lrclk_rates[] = {
1462        8000, 16000, 8000, 16000,
1463        8000, 16000, 8000, 16000
1464};
1465
1466static const int user_pclk_rates[] = {
1467        13000000, 13000000, 19200000, 19200000,
1468};
1469
1470static const int user_lrclk_rates[] = {
1471        44100, 48000, 44100, 48000,
1472};
1473
1474static const unsigned long long ni_value[] = {
1475        3528, 768, 441, 8
1476};
1477
1478static const unsigned long long mi_value[] = {
1479        8125, 1625, 1500, 25
1480};
1481
1482static void max98090_configure_bclk(struct snd_soc_component *component)
1483{
1484        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1485        unsigned long long ni;
1486        int i;
1487
1488        if (!max98090->sysclk) {
1489                dev_err(component->dev, "No SYSCLK configured\n");
1490                return;
1491        }
1492
1493        if (!max98090->bclk || !max98090->lrclk) {
1494                dev_err(component->dev, "No audio clocks configured\n");
1495                return;
1496        }
1497
1498        /* Skip configuration when operating as slave */
1499        if (!(snd_soc_component_read32(component, M98090_REG_MASTER_MODE) &
1500                M98090_MAS_MASK)) {
1501                return;
1502        }
1503
1504        /* Check for supported PCLK to LRCLK ratios */
1505        for (i = 0; i < ARRAY_SIZE(pclk_rates); i++) {
1506                if ((pclk_rates[i] == max98090->sysclk) &&
1507                        (lrclk_rates[i] == max98090->lrclk)) {
1508                        dev_dbg(component->dev,
1509                                "Found supported PCLK to LRCLK rates 0x%x\n",
1510                                i + 0x8);
1511
1512                        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1513                                M98090_FREQ_MASK,
1514                                (i + 0x8) << M98090_FREQ_SHIFT);
1515                        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1516                                M98090_USE_M1_MASK, 0);
1517                        return;
1518                }
1519        }
1520
1521        /* Check for user calculated MI and NI ratios */
1522        for (i = 0; i < ARRAY_SIZE(user_pclk_rates); i++) {
1523                if ((user_pclk_rates[i] == max98090->sysclk) &&
1524                        (user_lrclk_rates[i] == max98090->lrclk)) {
1525                        dev_dbg(component->dev,
1526                                "Found user supported PCLK to LRCLK rates\n");
1527                        dev_dbg(component->dev, "i %d ni %lld mi %lld\n",
1528                                i, ni_value[i], mi_value[i]);
1529
1530                        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1531                                M98090_FREQ_MASK, 0);
1532                        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1533                                M98090_USE_M1_MASK,
1534                                        1 << M98090_USE_M1_SHIFT);
1535
1536                        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1537                                (ni_value[i] >> 8) & 0x7F);
1538                        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB,
1539                                ni_value[i] & 0xFF);
1540                        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_MSB,
1541                                (mi_value[i] >> 8) & 0x7F);
1542                        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_MI_LSB,
1543                                mi_value[i] & 0xFF);
1544
1545                        return;
1546                }
1547        }
1548
1549        /*
1550         * Calculate based on MI = 65536 (not as good as either method above)
1551         */
1552        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1553                M98090_FREQ_MASK, 0);
1554        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1555                M98090_USE_M1_MASK, 0);
1556
1557        /*
1558         * Configure NI when operating as master
1559         * Note: There is a small, but significant audio quality improvement
1560         * by calculating ni and mi.
1561         */
1562        ni = 65536ULL * (max98090->lrclk < 50000 ? 96ULL : 48ULL)
1563                        * (unsigned long long int)max98090->lrclk;
1564        do_div(ni, (unsigned long long int)max98090->sysclk);
1565        dev_info(component->dev, "No better method found\n");
1566        dev_info(component->dev, "Calculating ni %lld with mi 65536\n", ni);
1567        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_MSB,
1568                (ni >> 8) & 0x7F);
1569        snd_soc_component_write(component, M98090_REG_CLOCK_RATIO_NI_LSB, ni & 0xFF);
1570}
1571
1572static int max98090_dai_set_fmt(struct snd_soc_dai *codec_dai,
1573                                 unsigned int fmt)
1574{
1575        struct snd_soc_component *component = codec_dai->component;
1576        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1577        struct max98090_cdata *cdata;
1578        u8 regval;
1579
1580        max98090->dai_fmt = fmt;
1581        cdata = &max98090->dai[0];
1582
1583        if (fmt != cdata->fmt) {
1584                cdata->fmt = fmt;
1585
1586                regval = 0;
1587                switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
1588                case SND_SOC_DAIFMT_CBS_CFS:
1589                        /* Set to slave mode PLL - MAS mode off */
1590                        snd_soc_component_write(component,
1591                                M98090_REG_CLOCK_RATIO_NI_MSB, 0x00);
1592                        snd_soc_component_write(component,
1593                                M98090_REG_CLOCK_RATIO_NI_LSB, 0x00);
1594                        snd_soc_component_update_bits(component, M98090_REG_CLOCK_MODE,
1595                                M98090_USE_M1_MASK, 0);
1596                        max98090->master = false;
1597                        break;
1598                case SND_SOC_DAIFMT_CBM_CFM:
1599                        /* Set to master mode */
1600                        if (max98090->tdm_slots == 4) {
1601                                /* TDM */
1602                                regval |= M98090_MAS_MASK |
1603                                        M98090_BSEL_64;
1604                        } else if (max98090->tdm_slots == 3) {
1605                                /* TDM */
1606                                regval |= M98090_MAS_MASK |
1607                                        M98090_BSEL_48;
1608                        } else {
1609                                /* Few TDM slots, or No TDM */
1610                                regval |= M98090_MAS_MASK |
1611                                        M98090_BSEL_32;
1612                        }
1613                        max98090->master = true;
1614                        break;
1615                case SND_SOC_DAIFMT_CBS_CFM:
1616                case SND_SOC_DAIFMT_CBM_CFS:
1617                default:
1618                        dev_err(component->dev, "DAI clock mode unsupported");
1619                        return -EINVAL;
1620                }
1621                snd_soc_component_write(component, M98090_REG_MASTER_MODE, regval);
1622
1623                regval = 0;
1624                switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
1625                case SND_SOC_DAIFMT_I2S:
1626                        regval |= M98090_DLY_MASK;
1627                        break;
1628                case SND_SOC_DAIFMT_LEFT_J:
1629                        break;
1630                case SND_SOC_DAIFMT_RIGHT_J:
1631                        regval |= M98090_RJ_MASK;
1632                        break;
1633                case SND_SOC_DAIFMT_DSP_A:
1634                        /* Not supported mode */
1635                default:
1636                        dev_err(component->dev, "DAI format unsupported");
1637                        return -EINVAL;
1638                }
1639
1640                switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
1641                case SND_SOC_DAIFMT_NB_NF:
1642                        break;
1643                case SND_SOC_DAIFMT_NB_IF:
1644                        regval |= M98090_WCI_MASK;
1645                        break;
1646                case SND_SOC_DAIFMT_IB_NF:
1647                        regval |= M98090_BCI_MASK;
1648                        break;
1649                case SND_SOC_DAIFMT_IB_IF:
1650                        regval |= M98090_BCI_MASK|M98090_WCI_MASK;
1651                        break;
1652                default:
1653                        dev_err(component->dev, "DAI invert mode unsupported");
1654                        return -EINVAL;
1655                }
1656
1657                /*
1658                 * This accommodates an inverted logic in the MAX98090 chip
1659                 * for Bit Clock Invert (BCI). The inverted logic is only
1660                 * seen for the case of TDM mode. The remaining cases have
1661                 * normal logic.
1662                 */
1663                if (max98090->tdm_slots > 1)
1664                        regval ^= M98090_BCI_MASK;
1665
1666                snd_soc_component_write(component,
1667                        M98090_REG_INTERFACE_FORMAT, regval);
1668        }
1669
1670        return 0;
1671}
1672
1673static int max98090_set_tdm_slot(struct snd_soc_dai *codec_dai,
1674        unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
1675{
1676        struct snd_soc_component *component = codec_dai->component;
1677        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1678        struct max98090_cdata *cdata;
1679        cdata = &max98090->dai[0];
1680
1681        if (slots < 0 || slots > 4)
1682                return -EINVAL;
1683
1684        max98090->tdm_slots = slots;
1685        max98090->tdm_width = slot_width;
1686
1687        if (max98090->tdm_slots > 1) {
1688                /* SLOTL SLOTR SLOTDLY */
1689                snd_soc_component_write(component, M98090_REG_TDM_FORMAT,
1690                        0 << M98090_TDM_SLOTL_SHIFT |
1691                        1 << M98090_TDM_SLOTR_SHIFT |
1692                        0 << M98090_TDM_SLOTDLY_SHIFT);
1693
1694                /* FSW TDM */
1695                snd_soc_component_update_bits(component, M98090_REG_TDM_CONTROL,
1696                        M98090_TDM_MASK,
1697                        M98090_TDM_MASK);
1698        }
1699
1700        /*
1701         * Normally advisable to set TDM first, but this permits either order
1702         */
1703        cdata->fmt = 0;
1704        max98090_dai_set_fmt(codec_dai, max98090->dai_fmt);
1705
1706        return 0;
1707}
1708
1709static int max98090_set_bias_level(struct snd_soc_component *component,
1710                                   enum snd_soc_bias_level level)
1711{
1712        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1713        int ret;
1714
1715        switch (level) {
1716        case SND_SOC_BIAS_ON:
1717                break;
1718
1719        case SND_SOC_BIAS_PREPARE:
1720                /*
1721                 * SND_SOC_BIAS_PREPARE is called while preparing for a
1722                 * transition to ON or away from ON. If current bias_level
1723                 * is SND_SOC_BIAS_ON, then it is preparing for a transition
1724                 * away from ON. Disable the clock in that case, otherwise
1725                 * enable it.
1726                 */
1727                if (IS_ERR(max98090->mclk))
1728                        break;
1729
1730                if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1731                        clk_disable_unprepare(max98090->mclk);
1732                } else {
1733                        ret = clk_prepare_enable(max98090->mclk);
1734                        if (ret)
1735                                return ret;
1736                }
1737                break;
1738
1739        case SND_SOC_BIAS_STANDBY:
1740                if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1741                        ret = regcache_sync(max98090->regmap);
1742                        if (ret != 0) {
1743                                dev_err(component->dev,
1744                                        "Failed to sync cache: %d\n", ret);
1745                                return ret;
1746                        }
1747                }
1748                break;
1749
1750        case SND_SOC_BIAS_OFF:
1751                /* Set internal pull-up to lowest power mode */
1752                snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
1753                        M98090_JDWK_MASK, M98090_JDWK_MASK);
1754                regcache_mark_dirty(max98090->regmap);
1755                break;
1756        }
1757        return 0;
1758}
1759
1760static const int dmic_divisors[] = { 2, 3, 4, 5, 6, 8 };
1761
1762static const int comp_lrclk_rates[] = {
1763        8000, 16000, 32000, 44100, 48000, 96000
1764};
1765
1766struct dmic_table {
1767        int pclk;
1768        struct {
1769                int freq;
1770                int comp[6]; /* One each for 8, 16, 32, 44.1, 48, and 96 kHz */
1771        } settings[6]; /* One for each dmic divisor. */
1772};
1773
1774static const struct dmic_table dmic_table[] = { /* One for each pclk freq. */
1775        {
1776                .pclk = 11289600,
1777                .settings = {
1778                        { .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1779                        { .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1780                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1781                        { .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1782                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1783                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1784                },
1785        },
1786        {
1787                .pclk = 12000000,
1788                .settings = {
1789                        { .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1790                        { .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1791                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1792                        { .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1793                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1794                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1795                }
1796        },
1797        {
1798                .pclk = 12288000,
1799                .settings = {
1800                        { .freq = 2, .comp = { 7, 8, 3, 3, 3, 3 } },
1801                        { .freq = 1, .comp = { 7, 8, 2, 2, 2, 2 } },
1802                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1803                        { .freq = 0, .comp = { 7, 8, 6, 6, 6, 6 } },
1804                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1805                        { .freq = 0, .comp = { 7, 8, 3, 3, 3, 3 } },
1806                }
1807        },
1808        {
1809                .pclk = 13000000,
1810                .settings = {
1811                        { .freq = 2, .comp = { 7, 8, 1, 1, 1, 1 } },
1812                        { .freq = 1, .comp = { 7, 8, 0, 0, 0, 0 } },
1813                        { .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1814                        { .freq = 0, .comp = { 7, 8, 4, 4, 5, 5 } },
1815                        { .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1816                        { .freq = 0, .comp = { 7, 8, 1, 1, 1, 1 } },
1817                }
1818        },
1819        {
1820                .pclk = 19200000,
1821                .settings = {
1822                        { .freq = 2, .comp = { 0, 0, 0, 0, 0, 0 } },
1823                        { .freq = 1, .comp = { 7, 8, 1, 1, 1, 1 } },
1824                        { .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1825                        { .freq = 0, .comp = { 7, 8, 2, 2, 3, 3 } },
1826                        { .freq = 0, .comp = { 7, 8, 1, 1, 2, 2 } },
1827                        { .freq = 0, .comp = { 7, 8, 5, 5, 6, 6 } },
1828                }
1829        },
1830};
1831
1832static int max98090_find_divisor(int target_freq, int pclk)
1833{
1834        int current_diff = INT_MAX;
1835        int test_diff = INT_MAX;
1836        int divisor_index = 0;
1837        int i;
1838
1839        for (i = 0; i < ARRAY_SIZE(dmic_divisors); i++) {
1840                test_diff = abs(target_freq - (pclk / dmic_divisors[i]));
1841                if (test_diff < current_diff) {
1842                        current_diff = test_diff;
1843                        divisor_index = i;
1844                }
1845        }
1846
1847        return divisor_index;
1848}
1849
1850static int max98090_find_closest_pclk(int pclk)
1851{
1852        int m1;
1853        int m2;
1854        int i;
1855
1856        for (i = 0; i < ARRAY_SIZE(dmic_table); i++) {
1857                if (pclk == dmic_table[i].pclk)
1858                        return i;
1859                if (pclk < dmic_table[i].pclk) {
1860                        if (i == 0)
1861                                return i;
1862                        m1 = pclk - dmic_table[i-1].pclk;
1863                        m2 = dmic_table[i].pclk - pclk;
1864                        if (m1 < m2)
1865                                return i - 1;
1866                        else
1867                                return i;
1868                }
1869        }
1870
1871        return -EINVAL;
1872}
1873
1874static int max98090_configure_dmic(struct max98090_priv *max98090,
1875                                   int target_dmic_clk, int pclk, int fs)
1876{
1877        int micclk_index;
1878        int pclk_index;
1879        int dmic_freq;
1880        int dmic_comp;
1881        int i;
1882
1883        pclk_index = max98090_find_closest_pclk(pclk);
1884        if (pclk_index < 0)
1885                return pclk_index;
1886
1887        micclk_index = max98090_find_divisor(target_dmic_clk, pclk);
1888
1889        for (i = 0; i < ARRAY_SIZE(comp_lrclk_rates) - 1; i++) {
1890                if (fs <= (comp_lrclk_rates[i] + comp_lrclk_rates[i+1]) / 2)
1891                        break;
1892        }
1893
1894        dmic_freq = dmic_table[pclk_index].settings[micclk_index].freq;
1895        dmic_comp = dmic_table[pclk_index].settings[micclk_index].comp[i];
1896
1897        regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_ENABLE,
1898                           M98090_MICCLK_MASK,
1899                           micclk_index << M98090_MICCLK_SHIFT);
1900
1901        regmap_update_bits(max98090->regmap, M98090_REG_DIGITAL_MIC_CONFIG,
1902                           M98090_DMIC_COMP_MASK | M98090_DMIC_FREQ_MASK,
1903                           dmic_comp << M98090_DMIC_COMP_SHIFT |
1904                           dmic_freq << M98090_DMIC_FREQ_SHIFT);
1905
1906        return 0;
1907}
1908
1909static int max98090_dai_startup(struct snd_pcm_substream *substream,
1910                                struct snd_soc_dai *dai)
1911{
1912        struct snd_soc_component *component = dai->component;
1913        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1914        unsigned int fmt = max98090->dai_fmt;
1915
1916        /* Remove 24-bit format support if it is not in right justified mode. */
1917        if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) != SND_SOC_DAIFMT_RIGHT_J) {
1918                substream->runtime->hw.formats = SNDRV_PCM_FMTBIT_S16_LE;
1919                snd_pcm_hw_constraint_msbits(substream->runtime, 0, 16, 16);
1920        }
1921        return 0;
1922}
1923
1924static int max98090_dai_hw_params(struct snd_pcm_substream *substream,
1925                                   struct snd_pcm_hw_params *params,
1926                                   struct snd_soc_dai *dai)
1927{
1928        struct snd_soc_component *component = dai->component;
1929        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1930        struct max98090_cdata *cdata;
1931
1932        cdata = &max98090->dai[0];
1933        max98090->bclk = snd_soc_params_to_bclk(params);
1934        if (params_channels(params) == 1)
1935                max98090->bclk *= 2;
1936
1937        max98090->lrclk = params_rate(params);
1938
1939        switch (params_width(params)) {
1940        case 16:
1941                snd_soc_component_update_bits(component, M98090_REG_INTERFACE_FORMAT,
1942                        M98090_WS_MASK, 0);
1943                break;
1944        default:
1945                return -EINVAL;
1946        }
1947
1948        if (max98090->master)
1949                max98090_configure_bclk(component);
1950
1951        cdata->rate = max98090->lrclk;
1952
1953        /* Update filter mode */
1954        if (max98090->lrclk < 24000)
1955                snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1956                        M98090_MODE_MASK, 0);
1957        else
1958                snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1959                        M98090_MODE_MASK, M98090_MODE_MASK);
1960
1961        /* Update sample rate mode */
1962        if (max98090->lrclk < 50000)
1963                snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1964                        M98090_DHF_MASK, 0);
1965        else
1966                snd_soc_component_update_bits(component, M98090_REG_FILTER_CONFIG,
1967                        M98090_DHF_MASK, M98090_DHF_MASK);
1968
1969        max98090_configure_dmic(max98090, max98090->dmic_freq, max98090->pclk,
1970                                max98090->lrclk);
1971
1972        return 0;
1973}
1974
1975/*
1976 * PLL / Sysclk
1977 */
1978static int max98090_dai_set_sysclk(struct snd_soc_dai *dai,
1979                                   int clk_id, unsigned int freq, int dir)
1980{
1981        struct snd_soc_component *component = dai->component;
1982        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
1983
1984        /* Requested clock frequency is already setup */
1985        if (freq == max98090->sysclk)
1986                return 0;
1987
1988        if (!IS_ERR(max98090->mclk)) {
1989                freq = clk_round_rate(max98090->mclk, freq);
1990                clk_set_rate(max98090->mclk, freq);
1991        }
1992
1993        /* Setup clocks for slave mode, and using the PLL
1994         * PSCLK = 0x01 (when master clk is 10MHz to 20MHz)
1995         *               0x02 (when master clk is 20MHz to 40MHz)..
1996         *               0x03 (when master clk is 40MHz to 60MHz)..
1997         */
1998        if ((freq >= 10000000) && (freq <= 20000000)) {
1999                snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2000                        M98090_PSCLK_DIV1);
2001                max98090->pclk = freq;
2002        } else if ((freq > 20000000) && (freq <= 40000000)) {
2003                snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2004                        M98090_PSCLK_DIV2);
2005                max98090->pclk = freq >> 1;
2006        } else if ((freq > 40000000) && (freq <= 60000000)) {
2007                snd_soc_component_write(component, M98090_REG_SYSTEM_CLOCK,
2008                        M98090_PSCLK_DIV4);
2009                max98090->pclk = freq >> 2;
2010        } else {
2011                dev_err(component->dev, "Invalid master clock frequency\n");
2012                return -EINVAL;
2013        }
2014
2015        max98090->sysclk = freq;
2016
2017        return 0;
2018}
2019
2020static int max98090_dai_digital_mute(struct snd_soc_dai *codec_dai, int mute)
2021{
2022        struct snd_soc_component *component = codec_dai->component;
2023        int regval;
2024
2025        regval = mute ? M98090_DVM_MASK : 0;
2026        snd_soc_component_update_bits(component, M98090_REG_DAI_PLAYBACK_LEVEL,
2027                M98090_DVM_MASK, regval);
2028
2029        return 0;
2030}
2031
2032static int max98090_dai_trigger(struct snd_pcm_substream *substream, int cmd,
2033                                struct snd_soc_dai *dai)
2034{
2035        struct snd_soc_component *component = dai->component;
2036        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2037
2038        switch (cmd) {
2039        case SNDRV_PCM_TRIGGER_START:
2040        case SNDRV_PCM_TRIGGER_RESUME:
2041        case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
2042                if (!max98090->master && dai->active == 1)
2043                        queue_delayed_work(system_power_efficient_wq,
2044                                           &max98090->pll_det_enable_work,
2045                                           msecs_to_jiffies(10));
2046                break;
2047        case SNDRV_PCM_TRIGGER_STOP:
2048        case SNDRV_PCM_TRIGGER_SUSPEND:
2049        case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
2050                if (!max98090->master && dai->active == 1)
2051                        schedule_work(&max98090->pll_det_disable_work);
2052                break;
2053        default:
2054                break;
2055        }
2056
2057        return 0;
2058}
2059
2060static void max98090_pll_det_enable_work(struct work_struct *work)
2061{
2062        struct max98090_priv *max98090 =
2063                container_of(work, struct max98090_priv,
2064                             pll_det_enable_work.work);
2065        struct snd_soc_component *component = max98090->component;
2066        unsigned int status, mask;
2067
2068        /*
2069         * Clear status register in order to clear possibly already occurred
2070         * PLL unlock. If PLL hasn't still locked, the status will be set
2071         * again and PLL unlock interrupt will occur.
2072         * Note this will clear all status bits
2073         */
2074        regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2075
2076        /*
2077         * Queue jack work in case jack state has just changed but handler
2078         * hasn't run yet
2079         */
2080        regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2081        status &= mask;
2082        if (status & M98090_JDET_MASK)
2083                queue_delayed_work(system_power_efficient_wq,
2084                                   &max98090->jack_work,
2085                                   msecs_to_jiffies(100));
2086
2087        /* Enable PLL unlock interrupt */
2088        snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2089                            M98090_IULK_MASK,
2090                            1 << M98090_IULK_SHIFT);
2091}
2092
2093static void max98090_pll_det_disable_work(struct work_struct *work)
2094{
2095        struct max98090_priv *max98090 =
2096                container_of(work, struct max98090_priv, pll_det_disable_work);
2097        struct snd_soc_component *component = max98090->component;
2098
2099        cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2100
2101        /* Disable PLL unlock interrupt */
2102        snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2103                            M98090_IULK_MASK, 0);
2104}
2105
2106static void max98090_pll_work(struct work_struct *work)
2107{
2108        struct max98090_priv *max98090 =
2109                container_of(work, struct max98090_priv, pll_work);
2110        struct snd_soc_component *component = max98090->component;
2111
2112        if (!snd_soc_component_is_active(component))
2113                return;
2114
2115        dev_info_ratelimited(component->dev, "PLL unlocked\n");
2116
2117        /* Toggle shutdown OFF then ON */
2118        snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2119                            M98090_SHDNN_MASK, 0);
2120        msleep(10);
2121        snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2122                            M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2123
2124        /* Give PLL time to lock */
2125        msleep(10);
2126}
2127
2128static void max98090_jack_work(struct work_struct *work)
2129{
2130        struct max98090_priv *max98090 = container_of(work,
2131                struct max98090_priv,
2132                jack_work.work);
2133        struct snd_soc_component *component = max98090->component;
2134        int status = 0;
2135        int reg;
2136
2137        /* Read a second time */
2138        if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
2139
2140                /* Strong pull up allows mic detection */
2141                snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2142                        M98090_JDWK_MASK, 0);
2143
2144                msleep(50);
2145
2146                reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2147
2148                /* Weak pull up allows only insertion detection */
2149                snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2150                        M98090_JDWK_MASK, M98090_JDWK_MASK);
2151        } else {
2152                reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2153        }
2154
2155        reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2156
2157        switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
2158                case M98090_LSNS_MASK | M98090_JKSNS_MASK:
2159                        dev_dbg(component->dev, "No Headset Detected\n");
2160
2161                        max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2162
2163                        status |= 0;
2164
2165                        break;
2166
2167                case 0:
2168                        if (max98090->jack_state ==
2169                                M98090_JACK_STATE_HEADSET) {
2170
2171                                dev_dbg(component->dev,
2172                                        "Headset Button Down Detected\n");
2173
2174                                /*
2175                                 * max98090_headset_button_event(codec)
2176                                 * could be defined, then called here.
2177                                 */
2178
2179                                status |= SND_JACK_HEADSET;
2180                                status |= SND_JACK_BTN_0;
2181
2182                                break;
2183                        }
2184
2185                        /* Line is reported as Headphone */
2186                        /* Nokia Headset is reported as Headphone */
2187                        /* Mono Headphone is reported as Headphone */
2188                        dev_dbg(component->dev, "Headphone Detected\n");
2189
2190                        max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2191
2192                        status |= SND_JACK_HEADPHONE;
2193
2194                        break;
2195
2196                case M98090_JKSNS_MASK:
2197                        dev_dbg(component->dev, "Headset Detected\n");
2198
2199                        max98090->jack_state = M98090_JACK_STATE_HEADSET;
2200
2201                        status |= SND_JACK_HEADSET;
2202
2203                        break;
2204
2205                default:
2206                        dev_dbg(component->dev, "Unrecognized Jack Status\n");
2207                        break;
2208        }
2209
2210        snd_soc_jack_report(max98090->jack, status,
2211                            SND_JACK_HEADSET | SND_JACK_BTN_0);
2212}
2213
2214static irqreturn_t max98090_interrupt(int irq, void *data)
2215{
2216        struct max98090_priv *max98090 = data;
2217        struct snd_soc_component *component = max98090->component;
2218        int ret;
2219        unsigned int mask;
2220        unsigned int active;
2221
2222        /* Treat interrupt before codec is initialized as spurious */
2223        if (component == NULL)
2224                return IRQ_NONE;
2225
2226        dev_dbg(component->dev, "***** max98090_interrupt *****\n");
2227
2228        ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2229
2230        if (ret != 0) {
2231                dev_err(component->dev,
2232                        "failed to read M98090_REG_INTERRUPT_S: %d\n",
2233                        ret);
2234                return IRQ_NONE;
2235        }
2236
2237        ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2238
2239        if (ret != 0) {
2240                dev_err(component->dev,
2241                        "failed to read M98090_REG_DEVICE_STATUS: %d\n",
2242                        ret);
2243                return IRQ_NONE;
2244        }
2245
2246        dev_dbg(component->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2247                active, mask, active & mask);
2248
2249        active &= mask;
2250
2251        if (!active)
2252                return IRQ_NONE;
2253
2254        if (active & M98090_CLD_MASK)
2255                dev_err(component->dev, "M98090_CLD_MASK\n");
2256
2257        if (active & M98090_SLD_MASK)
2258                dev_dbg(component->dev, "M98090_SLD_MASK\n");
2259
2260        if (active & M98090_ULK_MASK) {
2261                dev_dbg(component->dev, "M98090_ULK_MASK\n");
2262                schedule_work(&max98090->pll_work);
2263        }
2264
2265        if (active & M98090_JDET_MASK) {
2266                dev_dbg(component->dev, "M98090_JDET_MASK\n");
2267
2268                pm_wakeup_event(component->dev, 100);
2269
2270                queue_delayed_work(system_power_efficient_wq,
2271                                   &max98090->jack_work,
2272                                   msecs_to_jiffies(100));
2273        }
2274
2275        if (active & M98090_DRCACT_MASK)
2276                dev_dbg(component->dev, "M98090_DRCACT_MASK\n");
2277
2278        if (active & M98090_DRCCLP_MASK)
2279                dev_err(component->dev, "M98090_DRCCLP_MASK\n");
2280
2281        return IRQ_HANDLED;
2282}
2283
2284/**
2285 * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2286 *
2287 * @component:  MAX98090 component
2288 * @jack:   jack to report detection events on
2289 *
2290 * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2291 * being used to bring out signals to the processor then only platform
2292 * data configuration is needed for MAX98090 and processor GPIOs should
2293 * be configured using snd_soc_jack_add_gpios() instead.
2294 *
2295 * If no jack is supplied detection will be disabled.
2296 */
2297int max98090_mic_detect(struct snd_soc_component *component,
2298        struct snd_soc_jack *jack)
2299{
2300        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2301
2302        dev_dbg(component->dev, "max98090_mic_detect\n");
2303
2304        max98090->jack = jack;
2305        if (jack) {
2306                snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2307                        M98090_IJDET_MASK,
2308                        1 << M98090_IJDET_SHIFT);
2309        } else {
2310                snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2311                        M98090_IJDET_MASK,
2312                        0);
2313        }
2314
2315        /* Send an initial empty report */
2316        snd_soc_jack_report(max98090->jack, 0,
2317                            SND_JACK_HEADSET | SND_JACK_BTN_0);
2318
2319        queue_delayed_work(system_power_efficient_wq,
2320                           &max98090->jack_work,
2321                           msecs_to_jiffies(100));
2322
2323        return 0;
2324}
2325EXPORT_SYMBOL_GPL(max98090_mic_detect);
2326
2327#define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2328#define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2329
2330static const struct snd_soc_dai_ops max98090_dai_ops = {
2331        .startup = max98090_dai_startup,
2332        .set_sysclk = max98090_dai_set_sysclk,
2333        .set_fmt = max98090_dai_set_fmt,
2334        .set_tdm_slot = max98090_set_tdm_slot,
2335        .hw_params = max98090_dai_hw_params,
2336        .digital_mute = max98090_dai_digital_mute,
2337        .trigger = max98090_dai_trigger,
2338};
2339
2340static struct snd_soc_dai_driver max98090_dai[] = {
2341{
2342        .name = "HiFi",
2343        .playback = {
2344                .stream_name = "HiFi Playback",
2345                .channels_min = 2,
2346                .channels_max = 2,
2347                .rates = MAX98090_RATES,
2348                .formats = MAX98090_FORMATS,
2349        },
2350        .capture = {
2351                .stream_name = "HiFi Capture",
2352                .channels_min = 1,
2353                .channels_max = 2,
2354                .rates = MAX98090_RATES,
2355                .formats = MAX98090_FORMATS,
2356        },
2357         .ops = &max98090_dai_ops,
2358}
2359};
2360
2361static int max98090_probe(struct snd_soc_component *component)
2362{
2363        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2364        struct max98090_cdata *cdata;
2365        enum max98090_type devtype;
2366        int ret = 0;
2367        int err;
2368        unsigned int micbias;
2369
2370        dev_dbg(component->dev, "max98090_probe\n");
2371
2372        max98090->mclk = devm_clk_get(component->dev, "mclk");
2373        if (PTR_ERR(max98090->mclk) == -EPROBE_DEFER)
2374                return -EPROBE_DEFER;
2375
2376        max98090->component = component;
2377
2378        /* Reset the codec, the DSP core, and disable all interrupts */
2379        max98090_reset(max98090);
2380
2381        /* Initialize private data */
2382
2383        max98090->sysclk = (unsigned)-1;
2384        max98090->pclk = (unsigned)-1;
2385        max98090->master = false;
2386
2387        cdata = &max98090->dai[0];
2388        cdata->rate = (unsigned)-1;
2389        cdata->fmt  = (unsigned)-1;
2390
2391        max98090->lin_state = 0;
2392        max98090->pa1en = 0;
2393        max98090->pa2en = 0;
2394
2395        ret = snd_soc_component_read32(component, M98090_REG_REVISION_ID);
2396        if (ret < 0) {
2397                dev_err(component->dev, "Failed to read device revision: %d\n",
2398                        ret);
2399                goto err_access;
2400        }
2401
2402        if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2403                devtype = MAX98090;
2404                dev_info(component->dev, "MAX98090 REVID=0x%02x\n", ret);
2405        } else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2406                devtype = MAX98091;
2407                dev_info(component->dev, "MAX98091 REVID=0x%02x\n", ret);
2408        } else {
2409                devtype = MAX98090;
2410                dev_err(component->dev, "Unrecognized revision 0x%02x\n", ret);
2411        }
2412
2413        if (max98090->devtype != devtype) {
2414                dev_warn(component->dev, "Mismatch in DT specified CODEC type.\n");
2415                max98090->devtype = devtype;
2416        }
2417
2418        max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2419
2420        INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2421        INIT_DELAYED_WORK(&max98090->pll_det_enable_work,
2422                          max98090_pll_det_enable_work);
2423        INIT_WORK(&max98090->pll_det_disable_work,
2424                  max98090_pll_det_disable_work);
2425        INIT_WORK(&max98090->pll_work, max98090_pll_work);
2426
2427        /* Enable jack detection */
2428        snd_soc_component_write(component, M98090_REG_JACK_DETECT,
2429                M98090_JDETEN_MASK | M98090_JDEB_25MS);
2430
2431        /*
2432         * Clear any old interrupts.
2433         * An old interrupt ocurring prior to installing the ISR
2434         * can keep a new interrupt from generating a trigger.
2435         */
2436        snd_soc_component_read32(component, M98090_REG_DEVICE_STATUS);
2437
2438        /* High Performance is default */
2439        snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2440                M98090_DACHP_MASK,
2441                1 << M98090_DACHP_SHIFT);
2442        snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2443                M98090_PERFMODE_MASK,
2444                0 << M98090_PERFMODE_SHIFT);
2445        snd_soc_component_update_bits(component, M98090_REG_ADC_CONTROL,
2446                M98090_ADCHP_MASK,
2447                1 << M98090_ADCHP_SHIFT);
2448
2449        /* Turn on VCM bandgap reference */
2450        snd_soc_component_write(component, M98090_REG_BIAS_CONTROL,
2451                M98090_VCM_MODE_MASK);
2452
2453        err = device_property_read_u32(component->dev, "maxim,micbias", &micbias);
2454        if (err) {
2455                micbias = M98090_MBVSEL_2V8;
2456                dev_info(component->dev, "use default 2.8v micbias\n");
2457        } else if (micbias > M98090_MBVSEL_2V8) {
2458                dev_err(component->dev, "micbias out of range 0x%x\n", micbias);
2459                micbias = M98090_MBVSEL_2V8;
2460        }
2461
2462        snd_soc_component_update_bits(component, M98090_REG_MIC_BIAS_VOLTAGE,
2463                M98090_MBVSEL_MASK, micbias);
2464
2465        max98090_add_widgets(component);
2466
2467err_access:
2468        return ret;
2469}
2470
2471static void max98090_remove(struct snd_soc_component *component)
2472{
2473        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2474
2475        cancel_delayed_work_sync(&max98090->jack_work);
2476        cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2477        cancel_work_sync(&max98090->pll_det_disable_work);
2478        cancel_work_sync(&max98090->pll_work);
2479        max98090->component = NULL;
2480}
2481
2482static void max98090_seq_notifier(struct snd_soc_component *component,
2483        enum snd_soc_dapm_type event, int subseq)
2484{
2485        struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2486
2487        if (max98090->shdn_pending) {
2488                snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2489                                M98090_SHDNN_MASK, 0);
2490                msleep(40);
2491                snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2492                                M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2493                max98090->shdn_pending = false;
2494        }
2495}
2496
2497static const struct snd_soc_component_driver soc_component_dev_max98090 = {
2498        .probe                  = max98090_probe,
2499        .remove                 = max98090_remove,
2500        .seq_notifier           = max98090_seq_notifier,
2501        .set_bias_level         = max98090_set_bias_level,
2502        .idle_bias_on           = 1,
2503        .use_pmdown_time        = 1,
2504        .endianness             = 1,
2505        .non_legacy_dai_naming  = 1,
2506};
2507
2508static const struct regmap_config max98090_regmap = {
2509        .reg_bits = 8,
2510        .val_bits = 8,
2511
2512        .max_register = MAX98090_MAX_REGISTER,
2513        .reg_defaults = max98090_reg,
2514        .num_reg_defaults = ARRAY_SIZE(max98090_reg),
2515        .volatile_reg = max98090_volatile_register,
2516        .readable_reg = max98090_readable_register,
2517        .cache_type = REGCACHE_RBTREE,
2518};
2519
2520static int max98090_i2c_probe(struct i2c_client *i2c,
2521                                 const struct i2c_device_id *i2c_id)
2522{
2523        struct max98090_priv *max98090;
2524        const struct acpi_device_id *acpi_id;
2525        kernel_ulong_t driver_data = 0;
2526        int ret;
2527
2528        pr_debug("max98090_i2c_probe\n");
2529
2530        max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2531                GFP_KERNEL);
2532        if (max98090 == NULL)
2533                return -ENOMEM;
2534
2535        if (ACPI_HANDLE(&i2c->dev)) {
2536                acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,
2537                                            &i2c->dev);
2538                if (!acpi_id) {
2539                        dev_err(&i2c->dev, "No driver data\n");
2540                        return -EINVAL;
2541                }
2542                driver_data = acpi_id->driver_data;
2543        } else if (i2c_id) {
2544                driver_data = i2c_id->driver_data;
2545        }
2546
2547        max98090->devtype = driver_data;
2548        i2c_set_clientdata(i2c, max98090);
2549        max98090->pdata = i2c->dev.platform_data;
2550
2551        ret = of_property_read_u32(i2c->dev.of_node, "maxim,dmic-freq",
2552                                   &max98090->dmic_freq);
2553        if (ret < 0)
2554                max98090->dmic_freq = MAX98090_DEFAULT_DMIC_FREQ;
2555
2556        max98090->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
2557        if (IS_ERR(max98090->regmap)) {
2558                ret = PTR_ERR(max98090->regmap);
2559                dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2560                goto err_enable;
2561        }
2562
2563        ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
2564                max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
2565                "max98090_interrupt", max98090);
2566        if (ret < 0) {
2567                dev_err(&i2c->dev, "request_irq failed: %d\n",
2568                        ret);
2569                return ret;
2570        }
2571
2572        ret = devm_snd_soc_register_component(&i2c->dev,
2573                        &soc_component_dev_max98090, max98090_dai,
2574                        ARRAY_SIZE(max98090_dai));
2575err_enable:
2576        return ret;
2577}
2578
2579static void max98090_i2c_shutdown(struct i2c_client *i2c)
2580{
2581        struct max98090_priv *max98090 = dev_get_drvdata(&i2c->dev);
2582
2583        /*
2584         * Enable volume smoothing, disable zero cross.  This will cause
2585         * a quick 40ms ramp to mute on shutdown.
2586         */
2587        regmap_write(max98090->regmap,
2588                M98090_REG_LEVEL_CONTROL, M98090_VSENN_MASK);
2589        regmap_write(max98090->regmap,
2590                M98090_REG_DEVICE_SHUTDOWN, 0x00);
2591        msleep(40);
2592}
2593
2594static int max98090_i2c_remove(struct i2c_client *client)
2595{
2596        max98090_i2c_shutdown(client);
2597
2598        return 0;
2599}
2600
2601#ifdef CONFIG_PM
2602static int max98090_runtime_resume(struct device *dev)
2603{
2604        struct max98090_priv *max98090 = dev_get_drvdata(dev);
2605
2606        regcache_cache_only(max98090->regmap, false);
2607
2608        max98090_reset(max98090);
2609
2610        regcache_sync(max98090->regmap);
2611
2612        return 0;
2613}
2614
2615static int max98090_runtime_suspend(struct device *dev)
2616{
2617        struct max98090_priv *max98090 = dev_get_drvdata(dev);
2618
2619        regcache_cache_only(max98090->regmap, true);
2620
2621        return 0;
2622}
2623#endif
2624
2625#ifdef CONFIG_PM_SLEEP
2626static int max98090_resume(struct device *dev)
2627{
2628        struct max98090_priv *max98090 = dev_get_drvdata(dev);
2629        unsigned int status;
2630
2631        regcache_mark_dirty(max98090->regmap);
2632
2633        max98090_reset(max98090);
2634
2635        /* clear IRQ status */
2636        regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2637
2638        regcache_sync(max98090->regmap);
2639
2640        return 0;
2641}
2642
2643static int max98090_suspend(struct device *dev)
2644{
2645        return 0;
2646}
2647#endif
2648
2649static const struct dev_pm_ops max98090_pm = {
2650        SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2651                max98090_runtime_resume, NULL)
2652        SET_SYSTEM_SLEEP_PM_OPS(max98090_suspend, max98090_resume)
2653};
2654
2655static const struct i2c_device_id max98090_i2c_id[] = {
2656        { "max98090", MAX98090 },
2657        { "max98091", MAX98091 },
2658        { }
2659};
2660MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2661
2662static const struct of_device_id max98090_of_match[] = {
2663        { .compatible = "maxim,max98090", },
2664        { .compatible = "maxim,max98091", },
2665        { }
2666};
2667MODULE_DEVICE_TABLE(of, max98090_of_match);
2668
2669#ifdef CONFIG_ACPI
2670static const struct acpi_device_id max98090_acpi_match[] = {
2671        { "193C9890", MAX98090 },
2672        { }
2673};
2674MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);
2675#endif
2676
2677static struct i2c_driver max98090_i2c_driver = {
2678        .driver = {
2679                .name = "max98090",
2680                .pm = &max98090_pm,
2681                .of_match_table = of_match_ptr(max98090_of_match),
2682                .acpi_match_table = ACPI_PTR(max98090_acpi_match),
2683        },
2684        .probe  = max98090_i2c_probe,
2685        .shutdown = max98090_i2c_shutdown,
2686        .remove = max98090_i2c_remove,
2687        .id_table = max98090_i2c_id,
2688};
2689
2690module_i2c_driver(max98090_i2c_driver);
2691
2692MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2693MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2694MODULE_LICENSE("GPL");
2695