root/sound/soc/codecs/max98090.c

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DEFINITIONS

This source file includes following definitions.
  1. max98090_volatile_register
  2. max98090_readable_register
  3. max98090_reset
  4. max98090_get_enab_tlv
  5. max98090_put_enab_tlv
  6. max98090_micinput_event
  7. max98090_shdn_event
  8. max98090_add_widgets
  9. max98090_configure_bclk
  10. max98090_dai_set_fmt
  11. max98090_set_tdm_slot
  12. max98090_set_bias_level
  13. max98090_find_divisor
  14. max98090_find_closest_pclk
  15. max98090_configure_dmic
  16. max98090_dai_startup
  17. max98090_dai_hw_params
  18. max98090_dai_set_sysclk
  19. max98090_dai_digital_mute
  20. max98090_dai_trigger
  21. max98090_pll_det_enable_work
  22. max98090_pll_det_disable_work
  23. max98090_pll_work
  24. max98090_jack_work
  25. max98090_interrupt
  26. max98090_mic_detect
  27. max98090_probe
  28. max98090_remove
  29. max98090_seq_notifier
  30. max98090_i2c_probe
  31. max98090_i2c_shutdown
  32. max98090_i2c_remove
  33. max98090_runtime_resume
  34. max98090_runtime_suspend
  35. max98090_resume
  36. max98090_suspend

   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 */
  27 static 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 
 251 static 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 
 264 static 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 
 276 static 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 
 293 static 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 
 298 static const DECLARE_TLV_DB_SCALE(max98090_mic_tlv, 0, 100, 0);
 299 
 300 static const DECLARE_TLV_DB_SCALE(max98090_line_single_ended_tlv,
 301         -600, 600, 0);
 302 
 303 static 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 
 308 static const DECLARE_TLV_DB_SCALE(max98090_avg_tlv, 0, 600, 0);
 309 static const DECLARE_TLV_DB_SCALE(max98090_av_tlv, -1200, 100, 0);
 310 
 311 static const DECLARE_TLV_DB_SCALE(max98090_dvg_tlv, 0, 600, 0);
 312 static const DECLARE_TLV_DB_SCALE(max98090_dv_tlv, -1500, 100, 0);
 313 
 314 static const DECLARE_TLV_DB_SCALE(max98090_alcmakeup_tlv, 0, 100, 0);
 315 static const DECLARE_TLV_DB_SCALE(max98090_alccomp_tlv, -3100, 100, 0);
 316 static const DECLARE_TLV_DB_SCALE(max98090_drcexp_tlv, -6600, 100, 0);
 317 static const DECLARE_TLV_DB_SCALE(max98090_sdg_tlv, 50, 200, 0);
 318 
 319 static 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 
 324 static 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 
 332 static 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 
 340 static 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 
 348 static 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 
 388 static 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 
 433 static const char *max98090_perf_pwr_text[] =
 434         { "High Performance", "Low Power" };
 435 static const char *max98090_pwr_perf_text[] =
 436         { "Low Power", "High Performance" };
 437 
 438 static SOC_ENUM_SINGLE_DECL(max98090_vcmbandgap_enum,
 439                             M98090_REG_BIAS_CONTROL,
 440                             M98090_VCM_MODE_SHIFT,
 441                             max98090_pwr_perf_text);
 442 
 443 static const char *max98090_osr128_text[] = { "64*fs", "128*fs" };
 444 
 445 static SOC_ENUM_SINGLE_DECL(max98090_osr128_enum,
 446                             M98090_REG_ADC_CONTROL,
 447                             M98090_OSR128_SHIFT,
 448                             max98090_osr128_text);
 449 
 450 static const char *max98090_mode_text[] = { "Voice", "Music" };
 451 
 452 static SOC_ENUM_SINGLE_DECL(max98090_mode_enum,
 453                             M98090_REG_FILTER_CONFIG,
 454                             M98090_MODE_SHIFT,
 455                             max98090_mode_text);
 456 
 457 static SOC_ENUM_SINGLE_DECL(max98090_filter_dmic34mode_enum,
 458                             M98090_REG_FILTER_CONFIG,
 459                             M98090_FLT_DMIC34MODE_SHIFT,
 460                             max98090_mode_text);
 461 
 462 static const char *max98090_drcatk_text[] =
 463         { "0.5ms", "1ms", "5ms", "10ms", "25ms", "50ms", "100ms", "200ms" };
 464 
 465 static SOC_ENUM_SINGLE_DECL(max98090_drcatk_enum,
 466                             M98090_REG_DRC_TIMING,
 467                             M98090_DRCATK_SHIFT,
 468                             max98090_drcatk_text);
 469 
 470 static const char *max98090_drcrls_text[] =
 471         { "8s", "4s", "2s", "1s", "0.5s", "0.25s", "0.125s", "0.0625s" };
 472 
 473 static SOC_ENUM_SINGLE_DECL(max98090_drcrls_enum,
 474                             M98090_REG_DRC_TIMING,
 475                             M98090_DRCRLS_SHIFT,
 476                             max98090_drcrls_text);
 477 
 478 static const char *max98090_alccmp_text[] =
 479         { "1:1", "1:1.5", "1:2", "1:4", "1:INF" };
 480 
 481 static SOC_ENUM_SINGLE_DECL(max98090_alccmp_enum,
 482                             M98090_REG_DRC_COMPRESSOR,
 483                             M98090_DRCCMP_SHIFT,
 484                             max98090_alccmp_text);
 485 
 486 static const char *max98090_drcexp_text[] = { "1:1", "2:1", "3:1" };
 487 
 488 static SOC_ENUM_SINGLE_DECL(max98090_drcexp_enum,
 489                             M98090_REG_DRC_EXPANDER,
 490                             M98090_DRCEXP_SHIFT,
 491                             max98090_drcexp_text);
 492 
 493 static SOC_ENUM_SINGLE_DECL(max98090_dac_perfmode_enum,
 494                             M98090_REG_DAC_CONTROL,
 495                             M98090_PERFMODE_SHIFT,
 496                             max98090_perf_pwr_text);
 497 
 498 static SOC_ENUM_SINGLE_DECL(max98090_dachp_enum,
 499                             M98090_REG_DAC_CONTROL,
 500                             M98090_DACHP_SHIFT,
 501                             max98090_pwr_perf_text);
 502 
 503 static SOC_ENUM_SINGLE_DECL(max98090_adchp_enum,
 504                             M98090_REG_ADC_CONTROL,
 505                             M98090_ADCHP_SHIFT,
 506                             max98090_pwr_perf_text);
 507 
 508 static 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 
 692 static 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 
 727 static 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 
 774 static 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 
 787 static const char *mic1_mux_text[] = { "IN12", "IN56" };
 788 
 789 static SOC_ENUM_SINGLE_DECL(mic1_mux_enum,
 790                             M98090_REG_INPUT_MODE,
 791                             M98090_EXTMIC1_SHIFT,
 792                             mic1_mux_text);
 793 
 794 static const struct snd_kcontrol_new max98090_mic1_mux =
 795         SOC_DAPM_ENUM("MIC1 Mux", mic1_mux_enum);
 796 
 797 static const char *mic2_mux_text[] = { "IN34", "IN56" };
 798 
 799 static SOC_ENUM_SINGLE_DECL(mic2_mux_enum,
 800                             M98090_REG_INPUT_MODE,
 801                             M98090_EXTMIC2_SHIFT,
 802                             mic2_mux_text);
 803 
 804 static const struct snd_kcontrol_new max98090_mic2_mux =
 805         SOC_DAPM_ENUM("MIC2 Mux", mic2_mux_enum);
 806 
 807 static const char *dmic_mux_text[] = { "ADC", "DMIC" };
 808 
 809 static SOC_ENUM_SINGLE_VIRT_DECL(dmic_mux_enum, dmic_mux_text);
 810 
 811 static const struct snd_kcontrol_new max98090_dmic_mux =
 812         SOC_DAPM_ENUM("DMIC Mux", dmic_mux_enum);
 813 
 814 /* LINEA mixer switch */
 815 static 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 */
 827 static 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 */
 839 static 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 */
 857 static 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 
 874 static const char *lten_mux_text[] = { "Normal", "Loopthrough" };
 875 
 876 static SOC_ENUM_SINGLE_DECL(ltenl_mux_enum,
 877                             M98090_REG_IO_CONFIGURATION,
 878                             M98090_LTEN_SHIFT,
 879                             lten_mux_text);
 880 
 881 static SOC_ENUM_SINGLE_DECL(ltenr_mux_enum,
 882                             M98090_REG_IO_CONFIGURATION,
 883                             M98090_LTEN_SHIFT,
 884                             lten_mux_text);
 885 
 886 static const struct snd_kcontrol_new max98090_ltenl_mux =
 887         SOC_DAPM_ENUM("LTENL Mux", ltenl_mux_enum);
 888 
 889 static const struct snd_kcontrol_new max98090_ltenr_mux =
 890         SOC_DAPM_ENUM("LTENR Mux", ltenr_mux_enum);
 891 
 892 static const char *lben_mux_text[] = { "Normal", "Loopback" };
 893 
 894 static SOC_ENUM_SINGLE_DECL(lbenl_mux_enum,
 895                             M98090_REG_IO_CONFIGURATION,
 896                             M98090_LBEN_SHIFT,
 897                             lben_mux_text);
 898 
 899 static SOC_ENUM_SINGLE_DECL(lbenr_mux_enum,
 900                             M98090_REG_IO_CONFIGURATION,
 901                             M98090_LBEN_SHIFT,
 902                             lben_mux_text);
 903 
 904 static const struct snd_kcontrol_new max98090_lbenl_mux =
 905         SOC_DAPM_ENUM("LBENL Mux", lbenl_mux_enum);
 906 
 907 static const struct snd_kcontrol_new max98090_lbenr_mux =
 908         SOC_DAPM_ENUM("LBENR Mux", lbenr_mux_enum);
 909 
 910 static const char *stenl_mux_text[] = { "Normal", "Sidetone Left" };
 911 
 912 static const char *stenr_mux_text[] = { "Normal", "Sidetone Right" };
 913 
 914 static SOC_ENUM_SINGLE_DECL(stenl_mux_enum,
 915                             M98090_REG_ADC_SIDETONE,
 916                             M98090_DSTSL_SHIFT,
 917                             stenl_mux_text);
 918 
 919 static SOC_ENUM_SINGLE_DECL(stenr_mux_enum,
 920                             M98090_REG_ADC_SIDETONE,
 921                             M98090_DSTSR_SHIFT,
 922                             stenr_mux_text);
 923 
 924 static const struct snd_kcontrol_new max98090_stenl_mux =
 925         SOC_DAPM_ENUM("STENL Mux", stenl_mux_enum);
 926 
 927 static const struct snd_kcontrol_new max98090_stenr_mux =
 928         SOC_DAPM_ENUM("STENR Mux", stenr_mux_enum);
 929 
 930 /* Left speaker mixer switch */
 931 static 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 */
 948 static 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 */
 965 static 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 */
 981 static 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 */
 997 static 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 */
1013 static 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 
1028 static const char *linmod_mux_text[] = { "Left Only", "Left and Right" };
1029 
1030 static SOC_ENUM_SINGLE_DECL(linmod_mux_enum,
1031                             M98090_REG_LOUTR_MIXER,
1032                             M98090_LINMOD_SHIFT,
1033                             linmod_mux_text);
1034 
1035 static const struct snd_kcontrol_new max98090_linmod_mux =
1036         SOC_DAPM_ENUM("LINMOD Mux", linmod_mux_enum);
1037 
1038 static 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  */
1043 static SOC_ENUM_SINGLE_DECL(mixhplsel_mux_enum,
1044                             M98090_REG_HP_CONTROL,
1045                             M98090_MIXHPLSEL_SHIFT,
1046                             mixhpsel_mux_text);
1047 
1048 static const struct snd_kcontrol_new max98090_mixhplsel_mux =
1049         SOC_DAPM_ENUM("MIXHPLSEL Mux", mixhplsel_mux_enum);
1050 
1051 static SOC_ENUM_SINGLE_DECL(mixhprsel_mux_enum,
1052                             M98090_REG_HP_CONTROL,
1053                             M98090_MIXHPRSEL_SHIFT,
1054                             mixhpsel_mux_text);
1055 
1056 static const struct snd_kcontrol_new max98090_mixhprsel_mux =
1057         SOC_DAPM_ENUM("MIXHPRSEL Mux", mixhprsel_mux_enum);
1058 
1059 static 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 
1226 static 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 
1236 static 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 
1418 static 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 
1426 static 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 
1456 static const int pclk_rates[] = {
1457         12000000, 12000000, 13000000, 13000000,
1458         16000000, 16000000, 19200000, 19200000
1459 };
1460 
1461 static const int lrclk_rates[] = {
1462         8000, 16000, 8000, 16000,
1463         8000, 16000, 8000, 16000
1464 };
1465 
1466 static const int user_pclk_rates[] = {
1467         13000000, 13000000, 19200000, 19200000,
1468 };
1469 
1470 static const int user_lrclk_rates[] = {
1471         44100, 48000, 44100, 48000,
1472 };
1473 
1474 static const unsigned long long ni_value[] = {
1475         3528, 768, 441, 8
1476 };
1477 
1478 static const unsigned long long mi_value[] = {
1479         8125, 1625, 1500, 25
1480 };
1481 
1482 static 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 
1572 static 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 
1673 static 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 
1709 static 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 
1760 static const int dmic_divisors[] = { 2, 3, 4, 5, 6, 8 };
1761 
1762 static const int comp_lrclk_rates[] = {
1763         8000, 16000, 32000, 44100, 48000, 96000
1764 };
1765 
1766 struct 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 
1774 static 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 
1832 static 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 
1850 static 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 
1874 static 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 
1909 static 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 
1924 static 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  */
1978 static 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 
2020 static 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 
2032 static 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 
2060 static 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 
2093 static 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 
2106 static void max98090_pll_work(struct max98090_priv *max98090)
2107 {
2108         struct snd_soc_component *component = max98090->component;
2109 
2110         if (!snd_soc_component_is_active(component))
2111                 return;
2112 
2113         dev_info_ratelimited(component->dev, "PLL unlocked\n");
2114 
2115         /* Toggle shutdown OFF then ON */
2116         snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2117                             M98090_SHDNN_MASK, 0);
2118         msleep(10);
2119         snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2120                             M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2121 
2122         /* Give PLL time to lock */
2123         msleep(10);
2124 }
2125 
2126 static void max98090_jack_work(struct work_struct *work)
2127 {
2128         struct max98090_priv *max98090 = container_of(work,
2129                 struct max98090_priv,
2130                 jack_work.work);
2131         struct snd_soc_component *component = max98090->component;
2132         int status = 0;
2133         int reg;
2134 
2135         /* Read a second time */
2136         if (max98090->jack_state == M98090_JACK_STATE_NO_HEADSET) {
2137 
2138                 /* Strong pull up allows mic detection */
2139                 snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2140                         M98090_JDWK_MASK, 0);
2141 
2142                 msleep(50);
2143 
2144                 reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2145 
2146                 /* Weak pull up allows only insertion detection */
2147                 snd_soc_component_update_bits(component, M98090_REG_JACK_DETECT,
2148                         M98090_JDWK_MASK, M98090_JDWK_MASK);
2149         } else {
2150                 reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2151         }
2152 
2153         reg = snd_soc_component_read32(component, M98090_REG_JACK_STATUS);
2154 
2155         switch (reg & (M98090_LSNS_MASK | M98090_JKSNS_MASK)) {
2156                 case M98090_LSNS_MASK | M98090_JKSNS_MASK:
2157                         dev_dbg(component->dev, "No Headset Detected\n");
2158 
2159                         max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2160 
2161                         status |= 0;
2162 
2163                         break;
2164 
2165                 case 0:
2166                         if (max98090->jack_state ==
2167                                 M98090_JACK_STATE_HEADSET) {
2168 
2169                                 dev_dbg(component->dev,
2170                                         "Headset Button Down Detected\n");
2171 
2172                                 /*
2173                                  * max98090_headset_button_event(codec)
2174                                  * could be defined, then called here.
2175                                  */
2176 
2177                                 status |= SND_JACK_HEADSET;
2178                                 status |= SND_JACK_BTN_0;
2179 
2180                                 break;
2181                         }
2182 
2183                         /* Line is reported as Headphone */
2184                         /* Nokia Headset is reported as Headphone */
2185                         /* Mono Headphone is reported as Headphone */
2186                         dev_dbg(component->dev, "Headphone Detected\n");
2187 
2188                         max98090->jack_state = M98090_JACK_STATE_HEADPHONE;
2189 
2190                         status |= SND_JACK_HEADPHONE;
2191 
2192                         break;
2193 
2194                 case M98090_JKSNS_MASK:
2195                         dev_dbg(component->dev, "Headset Detected\n");
2196 
2197                         max98090->jack_state = M98090_JACK_STATE_HEADSET;
2198 
2199                         status |= SND_JACK_HEADSET;
2200 
2201                         break;
2202 
2203                 default:
2204                         dev_dbg(component->dev, "Unrecognized Jack Status\n");
2205                         break;
2206         }
2207 
2208         snd_soc_jack_report(max98090->jack, status,
2209                             SND_JACK_HEADSET | SND_JACK_BTN_0);
2210 }
2211 
2212 static irqreturn_t max98090_interrupt(int irq, void *data)
2213 {
2214         struct max98090_priv *max98090 = data;
2215         struct snd_soc_component *component = max98090->component;
2216         int ret;
2217         unsigned int mask;
2218         unsigned int active;
2219 
2220         /* Treat interrupt before codec is initialized as spurious */
2221         if (component == NULL)
2222                 return IRQ_NONE;
2223 
2224         dev_dbg(component->dev, "***** max98090_interrupt *****\n");
2225 
2226         ret = regmap_read(max98090->regmap, M98090_REG_INTERRUPT_S, &mask);
2227 
2228         if (ret != 0) {
2229                 dev_err(component->dev,
2230                         "failed to read M98090_REG_INTERRUPT_S: %d\n",
2231                         ret);
2232                 return IRQ_NONE;
2233         }
2234 
2235         ret = regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &active);
2236 
2237         if (ret != 0) {
2238                 dev_err(component->dev,
2239                         "failed to read M98090_REG_DEVICE_STATUS: %d\n",
2240                         ret);
2241                 return IRQ_NONE;
2242         }
2243 
2244         dev_dbg(component->dev, "active=0x%02x mask=0x%02x -> active=0x%02x\n",
2245                 active, mask, active & mask);
2246 
2247         active &= mask;
2248 
2249         if (!active)
2250                 return IRQ_NONE;
2251 
2252         if (active & M98090_CLD_MASK)
2253                 dev_err(component->dev, "M98090_CLD_MASK\n");
2254 
2255         if (active & M98090_SLD_MASK)
2256                 dev_dbg(component->dev, "M98090_SLD_MASK\n");
2257 
2258         if (active & M98090_ULK_MASK) {
2259                 dev_dbg(component->dev, "M98090_ULK_MASK\n");
2260                 max98090_pll_work(max98090);
2261         }
2262 
2263         if (active & M98090_JDET_MASK) {
2264                 dev_dbg(component->dev, "M98090_JDET_MASK\n");
2265 
2266                 pm_wakeup_event(component->dev, 100);
2267 
2268                 queue_delayed_work(system_power_efficient_wq,
2269                                    &max98090->jack_work,
2270                                    msecs_to_jiffies(100));
2271         }
2272 
2273         if (active & M98090_DRCACT_MASK)
2274                 dev_dbg(component->dev, "M98090_DRCACT_MASK\n");
2275 
2276         if (active & M98090_DRCCLP_MASK)
2277                 dev_err(component->dev, "M98090_DRCCLP_MASK\n");
2278 
2279         return IRQ_HANDLED;
2280 }
2281 
2282 /**
2283  * max98090_mic_detect - Enable microphone detection via the MAX98090 IRQ
2284  *
2285  * @component:  MAX98090 component
2286  * @jack:   jack to report detection events on
2287  *
2288  * Enable microphone detection via IRQ on the MAX98090.  If GPIOs are
2289  * being used to bring out signals to the processor then only platform
2290  * data configuration is needed for MAX98090 and processor GPIOs should
2291  * be configured using snd_soc_jack_add_gpios() instead.
2292  *
2293  * If no jack is supplied detection will be disabled.
2294  */
2295 int max98090_mic_detect(struct snd_soc_component *component,
2296         struct snd_soc_jack *jack)
2297 {
2298         struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2299 
2300         dev_dbg(component->dev, "max98090_mic_detect\n");
2301 
2302         max98090->jack = jack;
2303         if (jack) {
2304                 snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2305                         M98090_IJDET_MASK,
2306                         1 << M98090_IJDET_SHIFT);
2307         } else {
2308                 snd_soc_component_update_bits(component, M98090_REG_INTERRUPT_S,
2309                         M98090_IJDET_MASK,
2310                         0);
2311         }
2312 
2313         /* Send an initial empty report */
2314         snd_soc_jack_report(max98090->jack, 0,
2315                             SND_JACK_HEADSET | SND_JACK_BTN_0);
2316 
2317         queue_delayed_work(system_power_efficient_wq,
2318                            &max98090->jack_work,
2319                            msecs_to_jiffies(100));
2320 
2321         return 0;
2322 }
2323 EXPORT_SYMBOL_GPL(max98090_mic_detect);
2324 
2325 #define MAX98090_RATES SNDRV_PCM_RATE_8000_96000
2326 #define MAX98090_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE)
2327 
2328 static const struct snd_soc_dai_ops max98090_dai_ops = {
2329         .startup = max98090_dai_startup,
2330         .set_sysclk = max98090_dai_set_sysclk,
2331         .set_fmt = max98090_dai_set_fmt,
2332         .set_tdm_slot = max98090_set_tdm_slot,
2333         .hw_params = max98090_dai_hw_params,
2334         .digital_mute = max98090_dai_digital_mute,
2335         .trigger = max98090_dai_trigger,
2336 };
2337 
2338 static struct snd_soc_dai_driver max98090_dai[] = {
2339 {
2340         .name = "HiFi",
2341         .playback = {
2342                 .stream_name = "HiFi Playback",
2343                 .channels_min = 2,
2344                 .channels_max = 2,
2345                 .rates = MAX98090_RATES,
2346                 .formats = MAX98090_FORMATS,
2347         },
2348         .capture = {
2349                 .stream_name = "HiFi Capture",
2350                 .channels_min = 1,
2351                 .channels_max = 2,
2352                 .rates = MAX98090_RATES,
2353                 .formats = MAX98090_FORMATS,
2354         },
2355          .ops = &max98090_dai_ops,
2356 }
2357 };
2358 
2359 static int max98090_probe(struct snd_soc_component *component)
2360 {
2361         struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2362         struct max98090_cdata *cdata;
2363         enum max98090_type devtype;
2364         int ret = 0;
2365         int err;
2366         unsigned int micbias;
2367 
2368         dev_dbg(component->dev, "max98090_probe\n");
2369 
2370         max98090->mclk = devm_clk_get(component->dev, "mclk");
2371         if (PTR_ERR(max98090->mclk) == -EPROBE_DEFER)
2372                 return -EPROBE_DEFER;
2373 
2374         max98090->component = component;
2375 
2376         /* Reset the codec, the DSP core, and disable all interrupts */
2377         max98090_reset(max98090);
2378 
2379         /* Initialize private data */
2380 
2381         max98090->sysclk = (unsigned)-1;
2382         max98090->pclk = (unsigned)-1;
2383         max98090->master = false;
2384 
2385         cdata = &max98090->dai[0];
2386         cdata->rate = (unsigned)-1;
2387         cdata->fmt  = (unsigned)-1;
2388 
2389         max98090->lin_state = 0;
2390         max98090->pa1en = 0;
2391         max98090->pa2en = 0;
2392 
2393         ret = snd_soc_component_read32(component, M98090_REG_REVISION_ID);
2394         if (ret < 0) {
2395                 dev_err(component->dev, "Failed to read device revision: %d\n",
2396                         ret);
2397                 goto err_access;
2398         }
2399 
2400         if ((ret >= M98090_REVA) && (ret <= M98090_REVA + 0x0f)) {
2401                 devtype = MAX98090;
2402                 dev_info(component->dev, "MAX98090 REVID=0x%02x\n", ret);
2403         } else if ((ret >= M98091_REVA) && (ret <= M98091_REVA + 0x0f)) {
2404                 devtype = MAX98091;
2405                 dev_info(component->dev, "MAX98091 REVID=0x%02x\n", ret);
2406         } else {
2407                 devtype = MAX98090;
2408                 dev_err(component->dev, "Unrecognized revision 0x%02x\n", ret);
2409         }
2410 
2411         if (max98090->devtype != devtype) {
2412                 dev_warn(component->dev, "Mismatch in DT specified CODEC type.\n");
2413                 max98090->devtype = devtype;
2414         }
2415 
2416         max98090->jack_state = M98090_JACK_STATE_NO_HEADSET;
2417 
2418         INIT_DELAYED_WORK(&max98090->jack_work, max98090_jack_work);
2419         INIT_DELAYED_WORK(&max98090->pll_det_enable_work,
2420                           max98090_pll_det_enable_work);
2421         INIT_WORK(&max98090->pll_det_disable_work,
2422                   max98090_pll_det_disable_work);
2423 
2424         /* Enable jack detection */
2425         snd_soc_component_write(component, M98090_REG_JACK_DETECT,
2426                 M98090_JDETEN_MASK | M98090_JDEB_25MS);
2427 
2428         /*
2429          * Clear any old interrupts.
2430          * An old interrupt ocurring prior to installing the ISR
2431          * can keep a new interrupt from generating a trigger.
2432          */
2433         snd_soc_component_read32(component, M98090_REG_DEVICE_STATUS);
2434 
2435         /* High Performance is default */
2436         snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2437                 M98090_DACHP_MASK,
2438                 1 << M98090_DACHP_SHIFT);
2439         snd_soc_component_update_bits(component, M98090_REG_DAC_CONTROL,
2440                 M98090_PERFMODE_MASK,
2441                 0 << M98090_PERFMODE_SHIFT);
2442         snd_soc_component_update_bits(component, M98090_REG_ADC_CONTROL,
2443                 M98090_ADCHP_MASK,
2444                 1 << M98090_ADCHP_SHIFT);
2445 
2446         /* Turn on VCM bandgap reference */
2447         snd_soc_component_write(component, M98090_REG_BIAS_CONTROL,
2448                 M98090_VCM_MODE_MASK);
2449 
2450         err = device_property_read_u32(component->dev, "maxim,micbias", &micbias);
2451         if (err) {
2452                 micbias = M98090_MBVSEL_2V8;
2453                 dev_info(component->dev, "use default 2.8v micbias\n");
2454         } else if (micbias > M98090_MBVSEL_2V8) {
2455                 dev_err(component->dev, "micbias out of range 0x%x\n", micbias);
2456                 micbias = M98090_MBVSEL_2V8;
2457         }
2458 
2459         snd_soc_component_update_bits(component, M98090_REG_MIC_BIAS_VOLTAGE,
2460                 M98090_MBVSEL_MASK, micbias);
2461 
2462         max98090_add_widgets(component);
2463 
2464 err_access:
2465         return ret;
2466 }
2467 
2468 static void max98090_remove(struct snd_soc_component *component)
2469 {
2470         struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2471 
2472         cancel_delayed_work_sync(&max98090->jack_work);
2473         cancel_delayed_work_sync(&max98090->pll_det_enable_work);
2474         cancel_work_sync(&max98090->pll_det_disable_work);
2475         max98090->component = NULL;
2476 }
2477 
2478 static void max98090_seq_notifier(struct snd_soc_component *component,
2479         enum snd_soc_dapm_type event, int subseq)
2480 {
2481         struct max98090_priv *max98090 = snd_soc_component_get_drvdata(component);
2482 
2483         if (max98090->shdn_pending) {
2484                 snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2485                                 M98090_SHDNN_MASK, 0);
2486                 msleep(40);
2487                 snd_soc_component_update_bits(component, M98090_REG_DEVICE_SHUTDOWN,
2488                                 M98090_SHDNN_MASK, M98090_SHDNN_MASK);
2489                 max98090->shdn_pending = false;
2490         }
2491 }
2492 
2493 static const struct snd_soc_component_driver soc_component_dev_max98090 = {
2494         .probe                  = max98090_probe,
2495         .remove                 = max98090_remove,
2496         .seq_notifier           = max98090_seq_notifier,
2497         .set_bias_level         = max98090_set_bias_level,
2498         .idle_bias_on           = 1,
2499         .use_pmdown_time        = 1,
2500         .endianness             = 1,
2501         .non_legacy_dai_naming  = 1,
2502 };
2503 
2504 static const struct regmap_config max98090_regmap = {
2505         .reg_bits = 8,
2506         .val_bits = 8,
2507 
2508         .max_register = MAX98090_MAX_REGISTER,
2509         .reg_defaults = max98090_reg,
2510         .num_reg_defaults = ARRAY_SIZE(max98090_reg),
2511         .volatile_reg = max98090_volatile_register,
2512         .readable_reg = max98090_readable_register,
2513         .cache_type = REGCACHE_RBTREE,
2514 };
2515 
2516 static int max98090_i2c_probe(struct i2c_client *i2c,
2517                                  const struct i2c_device_id *i2c_id)
2518 {
2519         struct max98090_priv *max98090;
2520         const struct acpi_device_id *acpi_id;
2521         kernel_ulong_t driver_data = 0;
2522         int ret;
2523 
2524         pr_debug("max98090_i2c_probe\n");
2525 
2526         max98090 = devm_kzalloc(&i2c->dev, sizeof(struct max98090_priv),
2527                 GFP_KERNEL);
2528         if (max98090 == NULL)
2529                 return -ENOMEM;
2530 
2531         if (ACPI_HANDLE(&i2c->dev)) {
2532                 acpi_id = acpi_match_device(i2c->dev.driver->acpi_match_table,
2533                                             &i2c->dev);
2534                 if (!acpi_id) {
2535                         dev_err(&i2c->dev, "No driver data\n");
2536                         return -EINVAL;
2537                 }
2538                 driver_data = acpi_id->driver_data;
2539         } else if (i2c_id) {
2540                 driver_data = i2c_id->driver_data;
2541         }
2542 
2543         max98090->devtype = driver_data;
2544         i2c_set_clientdata(i2c, max98090);
2545         max98090->pdata = i2c->dev.platform_data;
2546 
2547         ret = of_property_read_u32(i2c->dev.of_node, "maxim,dmic-freq",
2548                                    &max98090->dmic_freq);
2549         if (ret < 0)
2550                 max98090->dmic_freq = MAX98090_DEFAULT_DMIC_FREQ;
2551 
2552         max98090->regmap = devm_regmap_init_i2c(i2c, &max98090_regmap);
2553         if (IS_ERR(max98090->regmap)) {
2554                 ret = PTR_ERR(max98090->regmap);
2555                 dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret);
2556                 goto err_enable;
2557         }
2558 
2559         ret = devm_request_threaded_irq(&i2c->dev, i2c->irq, NULL,
2560                 max98090_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
2561                 "max98090_interrupt", max98090);
2562         if (ret < 0) {
2563                 dev_err(&i2c->dev, "request_irq failed: %d\n",
2564                         ret);
2565                 return ret;
2566         }
2567 
2568         ret = devm_snd_soc_register_component(&i2c->dev,
2569                         &soc_component_dev_max98090, max98090_dai,
2570                         ARRAY_SIZE(max98090_dai));
2571 err_enable:
2572         return ret;
2573 }
2574 
2575 static void max98090_i2c_shutdown(struct i2c_client *i2c)
2576 {
2577         struct max98090_priv *max98090 = dev_get_drvdata(&i2c->dev);
2578 
2579         /*
2580          * Enable volume smoothing, disable zero cross.  This will cause
2581          * a quick 40ms ramp to mute on shutdown.
2582          */
2583         regmap_write(max98090->regmap,
2584                 M98090_REG_LEVEL_CONTROL, M98090_VSENN_MASK);
2585         regmap_write(max98090->regmap,
2586                 M98090_REG_DEVICE_SHUTDOWN, 0x00);
2587         msleep(40);
2588 }
2589 
2590 static int max98090_i2c_remove(struct i2c_client *client)
2591 {
2592         max98090_i2c_shutdown(client);
2593 
2594         return 0;
2595 }
2596 
2597 #ifdef CONFIG_PM
2598 static int max98090_runtime_resume(struct device *dev)
2599 {
2600         struct max98090_priv *max98090 = dev_get_drvdata(dev);
2601 
2602         regcache_cache_only(max98090->regmap, false);
2603 
2604         max98090_reset(max98090);
2605 
2606         regcache_sync(max98090->regmap);
2607 
2608         return 0;
2609 }
2610 
2611 static int max98090_runtime_suspend(struct device *dev)
2612 {
2613         struct max98090_priv *max98090 = dev_get_drvdata(dev);
2614 
2615         regcache_cache_only(max98090->regmap, true);
2616 
2617         return 0;
2618 }
2619 #endif
2620 
2621 #ifdef CONFIG_PM_SLEEP
2622 static int max98090_resume(struct device *dev)
2623 {
2624         struct max98090_priv *max98090 = dev_get_drvdata(dev);
2625         unsigned int status;
2626 
2627         regcache_mark_dirty(max98090->regmap);
2628 
2629         max98090_reset(max98090);
2630 
2631         /* clear IRQ status */
2632         regmap_read(max98090->regmap, M98090_REG_DEVICE_STATUS, &status);
2633 
2634         regcache_sync(max98090->regmap);
2635 
2636         return 0;
2637 }
2638 
2639 static int max98090_suspend(struct device *dev)
2640 {
2641         return 0;
2642 }
2643 #endif
2644 
2645 static const struct dev_pm_ops max98090_pm = {
2646         SET_RUNTIME_PM_OPS(max98090_runtime_suspend,
2647                 max98090_runtime_resume, NULL)
2648         SET_SYSTEM_SLEEP_PM_OPS(max98090_suspend, max98090_resume)
2649 };
2650 
2651 static const struct i2c_device_id max98090_i2c_id[] = {
2652         { "max98090", MAX98090 },
2653         { "max98091", MAX98091 },
2654         { }
2655 };
2656 MODULE_DEVICE_TABLE(i2c, max98090_i2c_id);
2657 
2658 static const struct of_device_id max98090_of_match[] = {
2659         { .compatible = "maxim,max98090", },
2660         { .compatible = "maxim,max98091", },
2661         { }
2662 };
2663 MODULE_DEVICE_TABLE(of, max98090_of_match);
2664 
2665 #ifdef CONFIG_ACPI
2666 static const struct acpi_device_id max98090_acpi_match[] = {
2667         { "193C9890", MAX98090 },
2668         { }
2669 };
2670 MODULE_DEVICE_TABLE(acpi, max98090_acpi_match);
2671 #endif
2672 
2673 static struct i2c_driver max98090_i2c_driver = {
2674         .driver = {
2675                 .name = "max98090",
2676                 .pm = &max98090_pm,
2677                 .of_match_table = of_match_ptr(max98090_of_match),
2678                 .acpi_match_table = ACPI_PTR(max98090_acpi_match),
2679         },
2680         .probe  = max98090_i2c_probe,
2681         .shutdown = max98090_i2c_shutdown,
2682         .remove = max98090_i2c_remove,
2683         .id_table = max98090_i2c_id,
2684 };
2685 
2686 module_i2c_driver(max98090_i2c_driver);
2687 
2688 MODULE_DESCRIPTION("ALSA SoC MAX98090 driver");
2689 MODULE_AUTHOR("Peter Hsiang, Jesse Marroqin, Jerry Wong");
2690 MODULE_LICENSE("GPL");

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