1 /* 2 * max98088.c -- MAX98088 ALSA SoC Audio driver 3 * 4 * Copyright 2010 Maxim Integrated Products 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 2 as 8 * published by the Free Software Foundation. 9 */ 10 11 #include <linux/module.h> 12 #include <linux/moduleparam.h> 13 #include <linux/kernel.h> 14 #include <linux/init.h> 15 #include <linux/delay.h> 16 #include <linux/pm.h> 17 #include <linux/i2c.h> 18 #include <linux/regmap.h> 19 #include <sound/core.h> 20 #include <sound/pcm.h> 21 #include <sound/pcm_params.h> 22 #include <sound/soc.h> 23 #include <sound/initval.h> 24 #include <sound/tlv.h> 25 #include <linux/slab.h> 26 #include <asm/div64.h> 27 #include <sound/max98088.h> 28 #include "max98088.h" 29 30 enum max98088_type { 31 MAX98088, 32 MAX98089, 33 }; 34 35 struct max98088_cdata { 36 unsigned int rate; 37 unsigned int fmt; 38 int eq_sel; 39 }; 40 41 struct max98088_priv { 42 struct regmap *regmap; 43 enum max98088_type devtype; 44 struct max98088_pdata *pdata; 45 unsigned int sysclk; 46 struct max98088_cdata dai[2]; 47 int eq_textcnt; 48 const char **eq_texts; 49 struct soc_enum eq_enum; 50 u8 ina_state; 51 u8 inb_state; 52 unsigned int ex_mode; 53 unsigned int digmic; 54 unsigned int mic1pre; 55 unsigned int mic2pre; 56 unsigned int extmic_mode; 57 }; 58 59 static const struct reg_default max98088_reg[] = { 60 { 0xf, 0x00 }, /* 0F interrupt enable */ 61 62 { 0x10, 0x00 }, /* 10 master clock */ 63 { 0x11, 0x00 }, /* 11 DAI1 clock mode */ 64 { 0x12, 0x00 }, /* 12 DAI1 clock control */ 65 { 0x13, 0x00 }, /* 13 DAI1 clock control */ 66 { 0x14, 0x00 }, /* 14 DAI1 format */ 67 { 0x15, 0x00 }, /* 15 DAI1 clock */ 68 { 0x16, 0x00 }, /* 16 DAI1 config */ 69 { 0x17, 0x00 }, /* 17 DAI1 TDM */ 70 { 0x18, 0x00 }, /* 18 DAI1 filters */ 71 { 0x19, 0x00 }, /* 19 DAI2 clock mode */ 72 { 0x1a, 0x00 }, /* 1A DAI2 clock control */ 73 { 0x1b, 0x00 }, /* 1B DAI2 clock control */ 74 { 0x1c, 0x00 }, /* 1C DAI2 format */ 75 { 0x1d, 0x00 }, /* 1D DAI2 clock */ 76 { 0x1e, 0x00 }, /* 1E DAI2 config */ 77 { 0x1f, 0x00 }, /* 1F DAI2 TDM */ 78 79 { 0x20, 0x00 }, /* 20 DAI2 filters */ 80 { 0x21, 0x00 }, /* 21 data config */ 81 { 0x22, 0x00 }, /* 22 DAC mixer */ 82 { 0x23, 0x00 }, /* 23 left ADC mixer */ 83 { 0x24, 0x00 }, /* 24 right ADC mixer */ 84 { 0x25, 0x00 }, /* 25 left HP mixer */ 85 { 0x26, 0x00 }, /* 26 right HP mixer */ 86 { 0x27, 0x00 }, /* 27 HP control */ 87 { 0x28, 0x00 }, /* 28 left REC mixer */ 88 { 0x29, 0x00 }, /* 29 right REC mixer */ 89 { 0x2a, 0x00 }, /* 2A REC control */ 90 { 0x2b, 0x00 }, /* 2B left SPK mixer */ 91 { 0x2c, 0x00 }, /* 2C right SPK mixer */ 92 { 0x2d, 0x00 }, /* 2D SPK control */ 93 { 0x2e, 0x00 }, /* 2E sidetone */ 94 { 0x2f, 0x00 }, /* 2F DAI1 playback level */ 95 96 { 0x30, 0x00 }, /* 30 DAI1 playback level */ 97 { 0x31, 0x00 }, /* 31 DAI2 playback level */ 98 { 0x32, 0x00 }, /* 32 DAI2 playbakc level */ 99 { 0x33, 0x00 }, /* 33 left ADC level */ 100 { 0x34, 0x00 }, /* 34 right ADC level */ 101 { 0x35, 0x00 }, /* 35 MIC1 level */ 102 { 0x36, 0x00 }, /* 36 MIC2 level */ 103 { 0x37, 0x00 }, /* 37 INA level */ 104 { 0x38, 0x00 }, /* 38 INB level */ 105 { 0x39, 0x00 }, /* 39 left HP volume */ 106 { 0x3a, 0x00 }, /* 3A right HP volume */ 107 { 0x3b, 0x00 }, /* 3B left REC volume */ 108 { 0x3c, 0x00 }, /* 3C right REC volume */ 109 { 0x3d, 0x00 }, /* 3D left SPK volume */ 110 { 0x3e, 0x00 }, /* 3E right SPK volume */ 111 { 0x3f, 0x00 }, /* 3F MIC config */ 112 113 { 0x40, 0x00 }, /* 40 MIC threshold */ 114 { 0x41, 0x00 }, /* 41 excursion limiter filter */ 115 { 0x42, 0x00 }, /* 42 excursion limiter threshold */ 116 { 0x43, 0x00 }, /* 43 ALC */ 117 { 0x44, 0x00 }, /* 44 power limiter threshold */ 118 { 0x45, 0x00 }, /* 45 power limiter config */ 119 { 0x46, 0x00 }, /* 46 distortion limiter config */ 120 { 0x47, 0x00 }, /* 47 audio input */ 121 { 0x48, 0x00 }, /* 48 microphone */ 122 { 0x49, 0x00 }, /* 49 level control */ 123 { 0x4a, 0x00 }, /* 4A bypass switches */ 124 { 0x4b, 0x00 }, /* 4B jack detect */ 125 { 0x4c, 0x00 }, /* 4C input enable */ 126 { 0x4d, 0x00 }, /* 4D output enable */ 127 { 0x4e, 0xF0 }, /* 4E bias control */ 128 { 0x4f, 0x00 }, /* 4F DAC power */ 129 130 { 0x50, 0x0F }, /* 50 DAC power */ 131 { 0x51, 0x00 }, /* 51 system */ 132 { 0x52, 0x00 }, /* 52 DAI1 EQ1 */ 133 { 0x53, 0x00 }, /* 53 DAI1 EQ1 */ 134 { 0x54, 0x00 }, /* 54 DAI1 EQ1 */ 135 { 0x55, 0x00 }, /* 55 DAI1 EQ1 */ 136 { 0x56, 0x00 }, /* 56 DAI1 EQ1 */ 137 { 0x57, 0x00 }, /* 57 DAI1 EQ1 */ 138 { 0x58, 0x00 }, /* 58 DAI1 EQ1 */ 139 { 0x59, 0x00 }, /* 59 DAI1 EQ1 */ 140 { 0x5a, 0x00 }, /* 5A DAI1 EQ1 */ 141 { 0x5b, 0x00 }, /* 5B DAI1 EQ1 */ 142 { 0x5c, 0x00 }, /* 5C DAI1 EQ2 */ 143 { 0x5d, 0x00 }, /* 5D DAI1 EQ2 */ 144 { 0x5e, 0x00 }, /* 5E DAI1 EQ2 */ 145 { 0x5f, 0x00 }, /* 5F DAI1 EQ2 */ 146 147 { 0x60, 0x00 }, /* 60 DAI1 EQ2 */ 148 { 0x61, 0x00 }, /* 61 DAI1 EQ2 */ 149 { 0x62, 0x00 }, /* 62 DAI1 EQ2 */ 150 { 0x63, 0x00 }, /* 63 DAI1 EQ2 */ 151 { 0x64, 0x00 }, /* 64 DAI1 EQ2 */ 152 { 0x65, 0x00 }, /* 65 DAI1 EQ2 */ 153 { 0x66, 0x00 }, /* 66 DAI1 EQ3 */ 154 { 0x67, 0x00 }, /* 67 DAI1 EQ3 */ 155 { 0x68, 0x00 }, /* 68 DAI1 EQ3 */ 156 { 0x69, 0x00 }, /* 69 DAI1 EQ3 */ 157 { 0x6a, 0x00 }, /* 6A DAI1 EQ3 */ 158 { 0x6b, 0x00 }, /* 6B DAI1 EQ3 */ 159 { 0x6c, 0x00 }, /* 6C DAI1 EQ3 */ 160 { 0x6d, 0x00 }, /* 6D DAI1 EQ3 */ 161 { 0x6e, 0x00 }, /* 6E DAI1 EQ3 */ 162 { 0x6f, 0x00 }, /* 6F DAI1 EQ3 */ 163 164 { 0x70, 0x00 }, /* 70 DAI1 EQ4 */ 165 { 0x71, 0x00 }, /* 71 DAI1 EQ4 */ 166 { 0x72, 0x00 }, /* 72 DAI1 EQ4 */ 167 { 0x73, 0x00 }, /* 73 DAI1 EQ4 */ 168 { 0x74, 0x00 }, /* 74 DAI1 EQ4 */ 169 { 0x75, 0x00 }, /* 75 DAI1 EQ4 */ 170 { 0x76, 0x00 }, /* 76 DAI1 EQ4 */ 171 { 0x77, 0x00 }, /* 77 DAI1 EQ4 */ 172 { 0x78, 0x00 }, /* 78 DAI1 EQ4 */ 173 { 0x79, 0x00 }, /* 79 DAI1 EQ4 */ 174 { 0x7a, 0x00 }, /* 7A DAI1 EQ5 */ 175 { 0x7b, 0x00 }, /* 7B DAI1 EQ5 */ 176 { 0x7c, 0x00 }, /* 7C DAI1 EQ5 */ 177 { 0x7d, 0x00 }, /* 7D DAI1 EQ5 */ 178 { 0x7e, 0x00 }, /* 7E DAI1 EQ5 */ 179 { 0x7f, 0x00 }, /* 7F DAI1 EQ5 */ 180 181 { 0x80, 0x00 }, /* 80 DAI1 EQ5 */ 182 { 0x81, 0x00 }, /* 81 DAI1 EQ5 */ 183 { 0x82, 0x00 }, /* 82 DAI1 EQ5 */ 184 { 0x83, 0x00 }, /* 83 DAI1 EQ5 */ 185 { 0x84, 0x00 }, /* 84 DAI2 EQ1 */ 186 { 0x85, 0x00 }, /* 85 DAI2 EQ1 */ 187 { 0x86, 0x00 }, /* 86 DAI2 EQ1 */ 188 { 0x87, 0x00 }, /* 87 DAI2 EQ1 */ 189 { 0x88, 0x00 }, /* 88 DAI2 EQ1 */ 190 { 0x89, 0x00 }, /* 89 DAI2 EQ1 */ 191 { 0x8a, 0x00 }, /* 8A DAI2 EQ1 */ 192 { 0x8b, 0x00 }, /* 8B DAI2 EQ1 */ 193 { 0x8c, 0x00 }, /* 8C DAI2 EQ1 */ 194 { 0x8d, 0x00 }, /* 8D DAI2 EQ1 */ 195 { 0x8e, 0x00 }, /* 8E DAI2 EQ2 */ 196 { 0x8f, 0x00 }, /* 8F DAI2 EQ2 */ 197 198 { 0x90, 0x00 }, /* 90 DAI2 EQ2 */ 199 { 0x91, 0x00 }, /* 91 DAI2 EQ2 */ 200 { 0x92, 0x00 }, /* 92 DAI2 EQ2 */ 201 { 0x93, 0x00 }, /* 93 DAI2 EQ2 */ 202 { 0x94, 0x00 }, /* 94 DAI2 EQ2 */ 203 { 0x95, 0x00 }, /* 95 DAI2 EQ2 */ 204 { 0x96, 0x00 }, /* 96 DAI2 EQ2 */ 205 { 0x97, 0x00 }, /* 97 DAI2 EQ2 */ 206 { 0x98, 0x00 }, /* 98 DAI2 EQ3 */ 207 { 0x99, 0x00 }, /* 99 DAI2 EQ3 */ 208 { 0x9a, 0x00 }, /* 9A DAI2 EQ3 */ 209 { 0x9b, 0x00 }, /* 9B DAI2 EQ3 */ 210 { 0x9c, 0x00 }, /* 9C DAI2 EQ3 */ 211 { 0x9d, 0x00 }, /* 9D DAI2 EQ3 */ 212 { 0x9e, 0x00 }, /* 9E DAI2 EQ3 */ 213 { 0x9f, 0x00 }, /* 9F DAI2 EQ3 */ 214 215 { 0xa0, 0x00 }, /* A0 DAI2 EQ3 */ 216 { 0xa1, 0x00 }, /* A1 DAI2 EQ3 */ 217 { 0xa2, 0x00 }, /* A2 DAI2 EQ4 */ 218 { 0xa3, 0x00 }, /* A3 DAI2 EQ4 */ 219 { 0xa4, 0x00 }, /* A4 DAI2 EQ4 */ 220 { 0xa5, 0x00 }, /* A5 DAI2 EQ4 */ 221 { 0xa6, 0x00 }, /* A6 DAI2 EQ4 */ 222 { 0xa7, 0x00 }, /* A7 DAI2 EQ4 */ 223 { 0xa8, 0x00 }, /* A8 DAI2 EQ4 */ 224 { 0xa9, 0x00 }, /* A9 DAI2 EQ4 */ 225 { 0xaa, 0x00 }, /* AA DAI2 EQ4 */ 226 { 0xab, 0x00 }, /* AB DAI2 EQ4 */ 227 { 0xac, 0x00 }, /* AC DAI2 EQ5 */ 228 { 0xad, 0x00 }, /* AD DAI2 EQ5 */ 229 { 0xae, 0x00 }, /* AE DAI2 EQ5 */ 230 { 0xaf, 0x00 }, /* AF DAI2 EQ5 */ 231 232 { 0xb0, 0x00 }, /* B0 DAI2 EQ5 */ 233 { 0xb1, 0x00 }, /* B1 DAI2 EQ5 */ 234 { 0xb2, 0x00 }, /* B2 DAI2 EQ5 */ 235 { 0xb3, 0x00 }, /* B3 DAI2 EQ5 */ 236 { 0xb4, 0x00 }, /* B4 DAI2 EQ5 */ 237 { 0xb5, 0x00 }, /* B5 DAI2 EQ5 */ 238 { 0xb6, 0x00 }, /* B6 DAI1 biquad */ 239 { 0xb7, 0x00 }, /* B7 DAI1 biquad */ 240 { 0xb8 ,0x00 }, /* B8 DAI1 biquad */ 241 { 0xb9, 0x00 }, /* B9 DAI1 biquad */ 242 { 0xba, 0x00 }, /* BA DAI1 biquad */ 243 { 0xbb, 0x00 }, /* BB DAI1 biquad */ 244 { 0xbc, 0x00 }, /* BC DAI1 biquad */ 245 { 0xbd, 0x00 }, /* BD DAI1 biquad */ 246 { 0xbe, 0x00 }, /* BE DAI1 biquad */ 247 { 0xbf, 0x00 }, /* BF DAI1 biquad */ 248 249 { 0xc0, 0x00 }, /* C0 DAI2 biquad */ 250 { 0xc1, 0x00 }, /* C1 DAI2 biquad */ 251 { 0xc2, 0x00 }, /* C2 DAI2 biquad */ 252 { 0xc3, 0x00 }, /* C3 DAI2 biquad */ 253 { 0xc4, 0x00 }, /* C4 DAI2 biquad */ 254 { 0xc5, 0x00 }, /* C5 DAI2 biquad */ 255 { 0xc6, 0x00 }, /* C6 DAI2 biquad */ 256 { 0xc7, 0x00 }, /* C7 DAI2 biquad */ 257 { 0xc8, 0x00 }, /* C8 DAI2 biquad */ 258 { 0xc9, 0x00 }, /* C9 DAI2 biquad */ 259 }; 260 261 static bool max98088_readable_register(struct device *dev, unsigned int reg) 262 { 263 switch (reg) { 264 case M98088_REG_00_IRQ_STATUS ... 0xC9: 265 case M98088_REG_FF_REV_ID: 266 return true; 267 default: 268 return false; 269 } 270 } 271 272 static bool max98088_writeable_register(struct device *dev, unsigned int reg) 273 { 274 switch (reg) { 275 case M98088_REG_03_BATTERY_VOLTAGE ... 0xC9: 276 return true; 277 default: 278 return false; 279 } 280 } 281 282 static bool max98088_volatile_register(struct device *dev, unsigned int reg) 283 { 284 switch (reg) { 285 case M98088_REG_00_IRQ_STATUS ... M98088_REG_03_BATTERY_VOLTAGE: 286 case M98088_REG_FF_REV_ID: 287 return true; 288 default: 289 return false; 290 } 291 } 292 293 static const struct regmap_config max98088_regmap = { 294 .reg_bits = 8, 295 .val_bits = 8, 296 297 .readable_reg = max98088_readable_register, 298 .writeable_reg = max98088_writeable_register, 299 .volatile_reg = max98088_volatile_register, 300 .max_register = 0xff, 301 302 .reg_defaults = max98088_reg, 303 .num_reg_defaults = ARRAY_SIZE(max98088_reg), 304 .cache_type = REGCACHE_RBTREE, 305 }; 306 307 /* 308 * Load equalizer DSP coefficient configurations registers 309 */ 310 static void m98088_eq_band(struct snd_soc_codec *codec, unsigned int dai, 311 unsigned int band, u16 *coefs) 312 { 313 unsigned int eq_reg; 314 unsigned int i; 315 316 if (WARN_ON(band > 4) || 317 WARN_ON(dai > 1)) 318 return; 319 320 /* Load the base register address */ 321 eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE; 322 323 /* Add the band address offset, note adjustment for word address */ 324 eq_reg += band * (M98088_COEFS_PER_BAND << 1); 325 326 /* Step through the registers and coefs */ 327 for (i = 0; i < M98088_COEFS_PER_BAND; i++) { 328 snd_soc_write(codec, eq_reg++, M98088_BYTE1(coefs[i])); 329 snd_soc_write(codec, eq_reg++, M98088_BYTE0(coefs[i])); 330 } 331 } 332 333 /* 334 * Excursion limiter modes 335 */ 336 static const char *max98088_exmode_texts[] = { 337 "Off", "100Hz", "400Hz", "600Hz", "800Hz", "1000Hz", "200-400Hz", 338 "400-600Hz", "400-800Hz", 339 }; 340 341 static const unsigned int max98088_exmode_values[] = { 342 0x00, 0x43, 0x10, 0x20, 0x30, 0x40, 0x11, 0x22, 0x32 343 }; 344 345 static SOC_VALUE_ENUM_SINGLE_DECL(max98088_exmode_enum, 346 M98088_REG_41_SPKDHP, 0, 127, 347 max98088_exmode_texts, 348 max98088_exmode_values); 349 350 static const char *max98088_ex_thresh[] = { /* volts PP */ 351 "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"}; 352 static SOC_ENUM_SINGLE_DECL(max98088_ex_thresh_enum, 353 M98088_REG_42_SPKDHP_THRESH, 0, 354 max98088_ex_thresh); 355 356 static const char *max98088_fltr_mode[] = {"Voice", "Music" }; 357 static SOC_ENUM_SINGLE_DECL(max98088_filter_mode_enum, 358 M98088_REG_18_DAI1_FILTERS, 7, 359 max98088_fltr_mode); 360 361 static const char *max98088_extmic_text[] = { "None", "MIC1", "MIC2" }; 362 363 static SOC_ENUM_SINGLE_DECL(max98088_extmic_enum, 364 M98088_REG_48_CFG_MIC, 0, 365 max98088_extmic_text); 366 367 static const struct snd_kcontrol_new max98088_extmic_mux = 368 SOC_DAPM_ENUM("External MIC Mux", max98088_extmic_enum); 369 370 static const char *max98088_dai1_fltr[] = { 371 "Off", "fc=258/fs=16k", "fc=500/fs=16k", 372 "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"}; 373 static SOC_ENUM_SINGLE_DECL(max98088_dai1_dac_filter_enum, 374 M98088_REG_18_DAI1_FILTERS, 0, 375 max98088_dai1_fltr); 376 static SOC_ENUM_SINGLE_DECL(max98088_dai1_adc_filter_enum, 377 M98088_REG_18_DAI1_FILTERS, 4, 378 max98088_dai1_fltr); 379 380 static int max98088_mic1pre_set(struct snd_kcontrol *kcontrol, 381 struct snd_ctl_elem_value *ucontrol) 382 { 383 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 384 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 385 unsigned int sel = ucontrol->value.integer.value[0]; 386 387 max98088->mic1pre = sel; 388 snd_soc_update_bits(codec, M98088_REG_35_LVL_MIC1, M98088_MICPRE_MASK, 389 (1+sel)<<M98088_MICPRE_SHIFT); 390 391 return 0; 392 } 393 394 static int max98088_mic1pre_get(struct snd_kcontrol *kcontrol, 395 struct snd_ctl_elem_value *ucontrol) 396 { 397 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 398 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 399 400 ucontrol->value.integer.value[0] = max98088->mic1pre; 401 return 0; 402 } 403 404 static int max98088_mic2pre_set(struct snd_kcontrol *kcontrol, 405 struct snd_ctl_elem_value *ucontrol) 406 { 407 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 408 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 409 unsigned int sel = ucontrol->value.integer.value[0]; 410 411 max98088->mic2pre = sel; 412 snd_soc_update_bits(codec, M98088_REG_36_LVL_MIC2, M98088_MICPRE_MASK, 413 (1+sel)<<M98088_MICPRE_SHIFT); 414 415 return 0; 416 } 417 418 static int max98088_mic2pre_get(struct snd_kcontrol *kcontrol, 419 struct snd_ctl_elem_value *ucontrol) 420 { 421 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 422 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 423 424 ucontrol->value.integer.value[0] = max98088->mic2pre; 425 return 0; 426 } 427 428 static const DECLARE_TLV_DB_RANGE(max98088_micboost_tlv, 429 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0), 430 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0) 431 ); 432 433 static const DECLARE_TLV_DB_RANGE(max98088_hp_tlv, 434 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0), 435 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0), 436 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0), 437 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0), 438 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0) 439 ); 440 441 static const DECLARE_TLV_DB_RANGE(max98088_spk_tlv, 442 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0), 443 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0), 444 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0), 445 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0), 446 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0) 447 ); 448 449 static const struct snd_kcontrol_new max98088_snd_controls[] = { 450 451 SOC_DOUBLE_R_TLV("Headphone Volume", M98088_REG_39_LVL_HP_L, 452 M98088_REG_3A_LVL_HP_R, 0, 31, 0, max98088_hp_tlv), 453 SOC_DOUBLE_R_TLV("Speaker Volume", M98088_REG_3D_LVL_SPK_L, 454 M98088_REG_3E_LVL_SPK_R, 0, 31, 0, max98088_spk_tlv), 455 SOC_DOUBLE_R_TLV("Receiver Volume", M98088_REG_3B_LVL_REC_L, 456 M98088_REG_3C_LVL_REC_R, 0, 31, 0, max98088_spk_tlv), 457 458 SOC_DOUBLE_R("Headphone Switch", M98088_REG_39_LVL_HP_L, 459 M98088_REG_3A_LVL_HP_R, 7, 1, 1), 460 SOC_DOUBLE_R("Speaker Switch", M98088_REG_3D_LVL_SPK_L, 461 M98088_REG_3E_LVL_SPK_R, 7, 1, 1), 462 SOC_DOUBLE_R("Receiver Switch", M98088_REG_3B_LVL_REC_L, 463 M98088_REG_3C_LVL_REC_R, 7, 1, 1), 464 465 SOC_SINGLE("MIC1 Volume", M98088_REG_35_LVL_MIC1, 0, 31, 1), 466 SOC_SINGLE("MIC2 Volume", M98088_REG_36_LVL_MIC2, 0, 31, 1), 467 468 SOC_SINGLE_EXT_TLV("MIC1 Boost Volume", 469 M98088_REG_35_LVL_MIC1, 5, 2, 0, 470 max98088_mic1pre_get, max98088_mic1pre_set, 471 max98088_micboost_tlv), 472 SOC_SINGLE_EXT_TLV("MIC2 Boost Volume", 473 M98088_REG_36_LVL_MIC2, 5, 2, 0, 474 max98088_mic2pre_get, max98088_mic2pre_set, 475 max98088_micboost_tlv), 476 477 SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1), 478 SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1), 479 480 SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0), 481 SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0), 482 483 SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0), 484 SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0), 485 486 SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0), 487 SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0), 488 489 SOC_ENUM("EX Limiter Mode", max98088_exmode_enum), 490 SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum), 491 492 SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum), 493 SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum), 494 SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum), 495 SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS, 496 0, 1, 0), 497 498 SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0), 499 SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0), 500 SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0), 501 SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0), 502 503 SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG, 504 4, 15, 0), 505 SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0), 506 SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0), 507 SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0), 508 509 SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0), 510 SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0), 511 }; 512 513 /* Left speaker mixer switch */ 514 static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = { 515 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), 516 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), 517 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), 518 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), 519 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0), 520 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0), 521 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0), 522 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0), 523 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0), 524 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0), 525 }; 526 527 /* Right speaker mixer switch */ 528 static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = { 529 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), 530 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), 531 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), 532 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), 533 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0), 534 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0), 535 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0), 536 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0), 537 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0), 538 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0), 539 }; 540 541 /* Left headphone mixer switch */ 542 static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = { 543 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), 544 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), 545 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), 546 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), 547 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0), 548 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0), 549 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0), 550 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0), 551 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0), 552 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0), 553 }; 554 555 /* Right headphone mixer switch */ 556 static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = { 557 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), 558 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), 559 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), 560 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), 561 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0), 562 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0), 563 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0), 564 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0), 565 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0), 566 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0), 567 }; 568 569 /* Left earpiece/receiver mixer switch */ 570 static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = { 571 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), 572 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), 573 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), 574 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), 575 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0), 576 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0), 577 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0), 578 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0), 579 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0), 580 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0), 581 }; 582 583 /* Right earpiece/receiver mixer switch */ 584 static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = { 585 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), 586 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), 587 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), 588 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), 589 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0), 590 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0), 591 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0), 592 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0), 593 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0), 594 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0), 595 }; 596 597 /* Left ADC mixer switch */ 598 static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = { 599 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0), 600 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0), 601 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0), 602 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0), 603 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0), 604 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0), 605 }; 606 607 /* Right ADC mixer switch */ 608 static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = { 609 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0), 610 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0), 611 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0), 612 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0), 613 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0), 614 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0), 615 }; 616 617 static int max98088_mic_event(struct snd_soc_dapm_widget *w, 618 struct snd_kcontrol *kcontrol, int event) 619 { 620 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 621 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 622 623 switch (event) { 624 case SND_SOC_DAPM_POST_PMU: 625 if (w->reg == M98088_REG_35_LVL_MIC1) { 626 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK, 627 (1+max98088->mic1pre)<<M98088_MICPRE_SHIFT); 628 } else { 629 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK, 630 (1+max98088->mic2pre)<<M98088_MICPRE_SHIFT); 631 } 632 break; 633 case SND_SOC_DAPM_POST_PMD: 634 snd_soc_update_bits(codec, w->reg, M98088_MICPRE_MASK, 0); 635 break; 636 default: 637 return -EINVAL; 638 } 639 640 return 0; 641 } 642 643 /* 644 * The line inputs are 2-channel stereo inputs with the left 645 * and right channels sharing a common PGA power control signal. 646 */ 647 static int max98088_line_pga(struct snd_soc_dapm_widget *w, 648 int event, int line, u8 channel) 649 { 650 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 651 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 652 u8 *state; 653 654 if (WARN_ON(!(channel == 1 || channel == 2))) 655 return -EINVAL; 656 657 switch (line) { 658 case LINE_INA: 659 state = &max98088->ina_state; 660 break; 661 case LINE_INB: 662 state = &max98088->inb_state; 663 break; 664 default: 665 return -EINVAL; 666 } 667 668 switch (event) { 669 case SND_SOC_DAPM_POST_PMU: 670 *state |= channel; 671 snd_soc_update_bits(codec, w->reg, 672 (1 << w->shift), (1 << w->shift)); 673 break; 674 case SND_SOC_DAPM_POST_PMD: 675 *state &= ~channel; 676 if (*state == 0) { 677 snd_soc_update_bits(codec, w->reg, 678 (1 << w->shift), 0); 679 } 680 break; 681 default: 682 return -EINVAL; 683 } 684 685 return 0; 686 } 687 688 static int max98088_pga_ina1_event(struct snd_soc_dapm_widget *w, 689 struct snd_kcontrol *k, int event) 690 { 691 return max98088_line_pga(w, event, LINE_INA, 1); 692 } 693 694 static int max98088_pga_ina2_event(struct snd_soc_dapm_widget *w, 695 struct snd_kcontrol *k, int event) 696 { 697 return max98088_line_pga(w, event, LINE_INA, 2); 698 } 699 700 static int max98088_pga_inb1_event(struct snd_soc_dapm_widget *w, 701 struct snd_kcontrol *k, int event) 702 { 703 return max98088_line_pga(w, event, LINE_INB, 1); 704 } 705 706 static int max98088_pga_inb2_event(struct snd_soc_dapm_widget *w, 707 struct snd_kcontrol *k, int event) 708 { 709 return max98088_line_pga(w, event, LINE_INB, 2); 710 } 711 712 static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = { 713 714 SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0), 715 SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0), 716 717 SND_SOC_DAPM_DAC("DACL1", "HiFi Playback", 718 M98088_REG_4D_PWR_EN_OUT, 1, 0), 719 SND_SOC_DAPM_DAC("DACR1", "HiFi Playback", 720 M98088_REG_4D_PWR_EN_OUT, 0, 0), 721 SND_SOC_DAPM_DAC("DACL2", "Aux Playback", 722 M98088_REG_4D_PWR_EN_OUT, 1, 0), 723 SND_SOC_DAPM_DAC("DACR2", "Aux Playback", 724 M98088_REG_4D_PWR_EN_OUT, 0, 0), 725 726 SND_SOC_DAPM_PGA("HP Left Out", M98088_REG_4D_PWR_EN_OUT, 727 7, 0, NULL, 0), 728 SND_SOC_DAPM_PGA("HP Right Out", M98088_REG_4D_PWR_EN_OUT, 729 6, 0, NULL, 0), 730 731 SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT, 732 5, 0, NULL, 0), 733 SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT, 734 4, 0, NULL, 0), 735 736 SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT, 737 3, 0, NULL, 0), 738 SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT, 739 2, 0, NULL, 0), 740 741 SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0, 742 &max98088_extmic_mux), 743 744 SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0, 745 &max98088_left_hp_mixer_controls[0], 746 ARRAY_SIZE(max98088_left_hp_mixer_controls)), 747 748 SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0, 749 &max98088_right_hp_mixer_controls[0], 750 ARRAY_SIZE(max98088_right_hp_mixer_controls)), 751 752 SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0, 753 &max98088_left_speaker_mixer_controls[0], 754 ARRAY_SIZE(max98088_left_speaker_mixer_controls)), 755 756 SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0, 757 &max98088_right_speaker_mixer_controls[0], 758 ARRAY_SIZE(max98088_right_speaker_mixer_controls)), 759 760 SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0, 761 &max98088_left_rec_mixer_controls[0], 762 ARRAY_SIZE(max98088_left_rec_mixer_controls)), 763 764 SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0, 765 &max98088_right_rec_mixer_controls[0], 766 ARRAY_SIZE(max98088_right_rec_mixer_controls)), 767 768 SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0, 769 &max98088_left_ADC_mixer_controls[0], 770 ARRAY_SIZE(max98088_left_ADC_mixer_controls)), 771 772 SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0, 773 &max98088_right_ADC_mixer_controls[0], 774 ARRAY_SIZE(max98088_right_ADC_mixer_controls)), 775 776 SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1, 777 5, 0, NULL, 0, max98088_mic_event, 778 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 779 780 SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2, 781 5, 0, NULL, 0, max98088_mic_event, 782 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 783 784 SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN, 785 7, 0, NULL, 0, max98088_pga_ina1_event, 786 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 787 788 SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN, 789 7, 0, NULL, 0, max98088_pga_ina2_event, 790 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 791 792 SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN, 793 6, 0, NULL, 0, max98088_pga_inb1_event, 794 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 795 796 SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN, 797 6, 0, NULL, 0, max98088_pga_inb2_event, 798 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 799 800 SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0), 801 802 SND_SOC_DAPM_OUTPUT("HPL"), 803 SND_SOC_DAPM_OUTPUT("HPR"), 804 SND_SOC_DAPM_OUTPUT("SPKL"), 805 SND_SOC_DAPM_OUTPUT("SPKR"), 806 SND_SOC_DAPM_OUTPUT("RECL"), 807 SND_SOC_DAPM_OUTPUT("RECR"), 808 809 SND_SOC_DAPM_INPUT("MIC1"), 810 SND_SOC_DAPM_INPUT("MIC2"), 811 SND_SOC_DAPM_INPUT("INA1"), 812 SND_SOC_DAPM_INPUT("INA2"), 813 SND_SOC_DAPM_INPUT("INB1"), 814 SND_SOC_DAPM_INPUT("INB2"), 815 }; 816 817 static const struct snd_soc_dapm_route max98088_audio_map[] = { 818 /* Left headphone output mixer */ 819 {"Left HP Mixer", "Left DAC1 Switch", "DACL1"}, 820 {"Left HP Mixer", "Left DAC2 Switch", "DACL2"}, 821 {"Left HP Mixer", "Right DAC1 Switch", "DACR1"}, 822 {"Left HP Mixer", "Right DAC2 Switch", "DACR2"}, 823 {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"}, 824 {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"}, 825 {"Left HP Mixer", "INA1 Switch", "INA1 Input"}, 826 {"Left HP Mixer", "INA2 Switch", "INA2 Input"}, 827 {"Left HP Mixer", "INB1 Switch", "INB1 Input"}, 828 {"Left HP Mixer", "INB2 Switch", "INB2 Input"}, 829 830 /* Right headphone output mixer */ 831 {"Right HP Mixer", "Left DAC1 Switch", "DACL1"}, 832 {"Right HP Mixer", "Left DAC2 Switch", "DACL2" }, 833 {"Right HP Mixer", "Right DAC1 Switch", "DACR1"}, 834 {"Right HP Mixer", "Right DAC2 Switch", "DACR2"}, 835 {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"}, 836 {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"}, 837 {"Right HP Mixer", "INA1 Switch", "INA1 Input"}, 838 {"Right HP Mixer", "INA2 Switch", "INA2 Input"}, 839 {"Right HP Mixer", "INB1 Switch", "INB1 Input"}, 840 {"Right HP Mixer", "INB2 Switch", "INB2 Input"}, 841 842 /* Left speaker output mixer */ 843 {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"}, 844 {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"}, 845 {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"}, 846 {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"}, 847 {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"}, 848 {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"}, 849 {"Left SPK Mixer", "INA1 Switch", "INA1 Input"}, 850 {"Left SPK Mixer", "INA2 Switch", "INA2 Input"}, 851 {"Left SPK Mixer", "INB1 Switch", "INB1 Input"}, 852 {"Left SPK Mixer", "INB2 Switch", "INB2 Input"}, 853 854 /* Right speaker output mixer */ 855 {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"}, 856 {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"}, 857 {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"}, 858 {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"}, 859 {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"}, 860 {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"}, 861 {"Right SPK Mixer", "INA1 Switch", "INA1 Input"}, 862 {"Right SPK Mixer", "INA2 Switch", "INA2 Input"}, 863 {"Right SPK Mixer", "INB1 Switch", "INB1 Input"}, 864 {"Right SPK Mixer", "INB2 Switch", "INB2 Input"}, 865 866 /* Earpiece/Receiver output mixer */ 867 {"Left REC Mixer", "Left DAC1 Switch", "DACL1"}, 868 {"Left REC Mixer", "Left DAC2 Switch", "DACL2"}, 869 {"Left REC Mixer", "Right DAC1 Switch", "DACR1"}, 870 {"Left REC Mixer", "Right DAC2 Switch", "DACR2"}, 871 {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"}, 872 {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"}, 873 {"Left REC Mixer", "INA1 Switch", "INA1 Input"}, 874 {"Left REC Mixer", "INA2 Switch", "INA2 Input"}, 875 {"Left REC Mixer", "INB1 Switch", "INB1 Input"}, 876 {"Left REC Mixer", "INB2 Switch", "INB2 Input"}, 877 878 /* Earpiece/Receiver output mixer */ 879 {"Right REC Mixer", "Left DAC1 Switch", "DACL1"}, 880 {"Right REC Mixer", "Left DAC2 Switch", "DACL2"}, 881 {"Right REC Mixer", "Right DAC1 Switch", "DACR1"}, 882 {"Right REC Mixer", "Right DAC2 Switch", "DACR2"}, 883 {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"}, 884 {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"}, 885 {"Right REC Mixer", "INA1 Switch", "INA1 Input"}, 886 {"Right REC Mixer", "INA2 Switch", "INA2 Input"}, 887 {"Right REC Mixer", "INB1 Switch", "INB1 Input"}, 888 {"Right REC Mixer", "INB2 Switch", "INB2 Input"}, 889 890 {"HP Left Out", NULL, "Left HP Mixer"}, 891 {"HP Right Out", NULL, "Right HP Mixer"}, 892 {"SPK Left Out", NULL, "Left SPK Mixer"}, 893 {"SPK Right Out", NULL, "Right SPK Mixer"}, 894 {"REC Left Out", NULL, "Left REC Mixer"}, 895 {"REC Right Out", NULL, "Right REC Mixer"}, 896 897 {"HPL", NULL, "HP Left Out"}, 898 {"HPR", NULL, "HP Right Out"}, 899 {"SPKL", NULL, "SPK Left Out"}, 900 {"SPKR", NULL, "SPK Right Out"}, 901 {"RECL", NULL, "REC Left Out"}, 902 {"RECR", NULL, "REC Right Out"}, 903 904 /* Left ADC input mixer */ 905 {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"}, 906 {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"}, 907 {"Left ADC Mixer", "INA1 Switch", "INA1 Input"}, 908 {"Left ADC Mixer", "INA2 Switch", "INA2 Input"}, 909 {"Left ADC Mixer", "INB1 Switch", "INB1 Input"}, 910 {"Left ADC Mixer", "INB2 Switch", "INB2 Input"}, 911 912 /* Right ADC input mixer */ 913 {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"}, 914 {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"}, 915 {"Right ADC Mixer", "INA1 Switch", "INA1 Input"}, 916 {"Right ADC Mixer", "INA2 Switch", "INA2 Input"}, 917 {"Right ADC Mixer", "INB1 Switch", "INB1 Input"}, 918 {"Right ADC Mixer", "INB2 Switch", "INB2 Input"}, 919 920 /* Inputs */ 921 {"ADCL", NULL, "Left ADC Mixer"}, 922 {"ADCR", NULL, "Right ADC Mixer"}, 923 {"INA1 Input", NULL, "INA1"}, 924 {"INA2 Input", NULL, "INA2"}, 925 {"INB1 Input", NULL, "INB1"}, 926 {"INB2 Input", NULL, "INB2"}, 927 {"MIC1 Input", NULL, "MIC1"}, 928 {"MIC2 Input", NULL, "MIC2"}, 929 }; 930 931 /* codec mclk clock divider coefficients */ 932 static const struct { 933 u32 rate; 934 u8 sr; 935 } rate_table[] = { 936 {8000, 0x10}, 937 {11025, 0x20}, 938 {16000, 0x30}, 939 {22050, 0x40}, 940 {24000, 0x50}, 941 {32000, 0x60}, 942 {44100, 0x70}, 943 {48000, 0x80}, 944 {88200, 0x90}, 945 {96000, 0xA0}, 946 }; 947 948 static inline int rate_value(int rate, u8 *value) 949 { 950 int i; 951 952 for (i = 0; i < ARRAY_SIZE(rate_table); i++) { 953 if (rate_table[i].rate >= rate) { 954 *value = rate_table[i].sr; 955 return 0; 956 } 957 } 958 *value = rate_table[0].sr; 959 return -EINVAL; 960 } 961 962 static int max98088_dai1_hw_params(struct snd_pcm_substream *substream, 963 struct snd_pcm_hw_params *params, 964 struct snd_soc_dai *dai) 965 { 966 struct snd_soc_codec *codec = dai->codec; 967 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 968 struct max98088_cdata *cdata; 969 unsigned long long ni; 970 unsigned int rate; 971 u8 regval; 972 973 cdata = &max98088->dai[0]; 974 975 rate = params_rate(params); 976 977 switch (params_width(params)) { 978 case 16: 979 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT, 980 M98088_DAI_WS, 0); 981 break; 982 case 24: 983 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT, 984 M98088_DAI_WS, M98088_DAI_WS); 985 break; 986 default: 987 return -EINVAL; 988 } 989 990 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); 991 992 if (rate_value(rate, ®val)) 993 return -EINVAL; 994 995 snd_soc_update_bits(codec, M98088_REG_11_DAI1_CLKMODE, 996 M98088_CLKMODE_MASK, regval); 997 cdata->rate = rate; 998 999 /* Configure NI when operating as master */ 1000 if (snd_soc_read(codec, M98088_REG_14_DAI1_FORMAT) 1001 & M98088_DAI_MAS) { 1002 if (max98088->sysclk == 0) { 1003 dev_err(codec->dev, "Invalid system clock frequency\n"); 1004 return -EINVAL; 1005 } 1006 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) 1007 * (unsigned long long int)rate; 1008 do_div(ni, (unsigned long long int)max98088->sysclk); 1009 snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI, 1010 (ni >> 8) & 0x7F); 1011 snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO, 1012 ni & 0xFF); 1013 } 1014 1015 /* Update sample rate mode */ 1016 if (rate < 50000) 1017 snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS, 1018 M98088_DAI_DHF, 0); 1019 else 1020 snd_soc_update_bits(codec, M98088_REG_18_DAI1_FILTERS, 1021 M98088_DAI_DHF, M98088_DAI_DHF); 1022 1023 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 1024 M98088_SHDNRUN); 1025 1026 return 0; 1027 } 1028 1029 static int max98088_dai2_hw_params(struct snd_pcm_substream *substream, 1030 struct snd_pcm_hw_params *params, 1031 struct snd_soc_dai *dai) 1032 { 1033 struct snd_soc_codec *codec = dai->codec; 1034 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1035 struct max98088_cdata *cdata; 1036 unsigned long long ni; 1037 unsigned int rate; 1038 u8 regval; 1039 1040 cdata = &max98088->dai[1]; 1041 1042 rate = params_rate(params); 1043 1044 switch (params_width(params)) { 1045 case 16: 1046 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT, 1047 M98088_DAI_WS, 0); 1048 break; 1049 case 24: 1050 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT, 1051 M98088_DAI_WS, M98088_DAI_WS); 1052 break; 1053 default: 1054 return -EINVAL; 1055 } 1056 1057 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); 1058 1059 if (rate_value(rate, ®val)) 1060 return -EINVAL; 1061 1062 snd_soc_update_bits(codec, M98088_REG_19_DAI2_CLKMODE, 1063 M98088_CLKMODE_MASK, regval); 1064 cdata->rate = rate; 1065 1066 /* Configure NI when operating as master */ 1067 if (snd_soc_read(codec, M98088_REG_1C_DAI2_FORMAT) 1068 & M98088_DAI_MAS) { 1069 if (max98088->sysclk == 0) { 1070 dev_err(codec->dev, "Invalid system clock frequency\n"); 1071 return -EINVAL; 1072 } 1073 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) 1074 * (unsigned long long int)rate; 1075 do_div(ni, (unsigned long long int)max98088->sysclk); 1076 snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI, 1077 (ni >> 8) & 0x7F); 1078 snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO, 1079 ni & 0xFF); 1080 } 1081 1082 /* Update sample rate mode */ 1083 if (rate < 50000) 1084 snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS, 1085 M98088_DAI_DHF, 0); 1086 else 1087 snd_soc_update_bits(codec, M98088_REG_20_DAI2_FILTERS, 1088 M98088_DAI_DHF, M98088_DAI_DHF); 1089 1090 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 1091 M98088_SHDNRUN); 1092 1093 return 0; 1094 } 1095 1096 static int max98088_dai_set_sysclk(struct snd_soc_dai *dai, 1097 int clk_id, unsigned int freq, int dir) 1098 { 1099 struct snd_soc_codec *codec = dai->codec; 1100 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1101 1102 /* Requested clock frequency is already setup */ 1103 if (freq == max98088->sysclk) 1104 return 0; 1105 1106 /* Setup clocks for slave mode, and using the PLL 1107 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz) 1108 * 0x02 (when master clk is 20MHz to 30MHz).. 1109 */ 1110 if ((freq >= 10000000) && (freq < 20000000)) { 1111 snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x10); 1112 } else if ((freq >= 20000000) && (freq < 30000000)) { 1113 snd_soc_write(codec, M98088_REG_10_SYS_CLK, 0x20); 1114 } else { 1115 dev_err(codec->dev, "Invalid master clock frequency\n"); 1116 return -EINVAL; 1117 } 1118 1119 if (snd_soc_read(codec, M98088_REG_51_PWR_SYS) & M98088_SHDNRUN) { 1120 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 1121 M98088_SHDNRUN, 0); 1122 snd_soc_update_bits(codec, M98088_REG_51_PWR_SYS, 1123 M98088_SHDNRUN, M98088_SHDNRUN); 1124 } 1125 1126 dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq); 1127 1128 max98088->sysclk = freq; 1129 return 0; 1130 } 1131 1132 static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai, 1133 unsigned int fmt) 1134 { 1135 struct snd_soc_codec *codec = codec_dai->codec; 1136 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1137 struct max98088_cdata *cdata; 1138 u8 reg15val; 1139 u8 reg14val = 0; 1140 1141 cdata = &max98088->dai[0]; 1142 1143 if (fmt != cdata->fmt) { 1144 cdata->fmt = fmt; 1145 1146 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1147 case SND_SOC_DAIFMT_CBS_CFS: 1148 /* Slave mode PLL */ 1149 snd_soc_write(codec, M98088_REG_12_DAI1_CLKCFG_HI, 1150 0x80); 1151 snd_soc_write(codec, M98088_REG_13_DAI1_CLKCFG_LO, 1152 0x00); 1153 break; 1154 case SND_SOC_DAIFMT_CBM_CFM: 1155 /* Set to master mode */ 1156 reg14val |= M98088_DAI_MAS; 1157 break; 1158 case SND_SOC_DAIFMT_CBS_CFM: 1159 case SND_SOC_DAIFMT_CBM_CFS: 1160 default: 1161 dev_err(codec->dev, "Clock mode unsupported"); 1162 return -EINVAL; 1163 } 1164 1165 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1166 case SND_SOC_DAIFMT_I2S: 1167 reg14val |= M98088_DAI_DLY; 1168 break; 1169 case SND_SOC_DAIFMT_LEFT_J: 1170 break; 1171 default: 1172 return -EINVAL; 1173 } 1174 1175 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1176 case SND_SOC_DAIFMT_NB_NF: 1177 break; 1178 case SND_SOC_DAIFMT_NB_IF: 1179 reg14val |= M98088_DAI_WCI; 1180 break; 1181 case SND_SOC_DAIFMT_IB_NF: 1182 reg14val |= M98088_DAI_BCI; 1183 break; 1184 case SND_SOC_DAIFMT_IB_IF: 1185 reg14val |= M98088_DAI_BCI|M98088_DAI_WCI; 1186 break; 1187 default: 1188 return -EINVAL; 1189 } 1190 1191 snd_soc_update_bits(codec, M98088_REG_14_DAI1_FORMAT, 1192 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | 1193 M98088_DAI_WCI, reg14val); 1194 1195 reg15val = M98088_DAI_BSEL64; 1196 if (max98088->digmic) 1197 reg15val |= M98088_DAI_OSR64; 1198 snd_soc_write(codec, M98088_REG_15_DAI1_CLOCK, reg15val); 1199 } 1200 1201 return 0; 1202 } 1203 1204 static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai, 1205 unsigned int fmt) 1206 { 1207 struct snd_soc_codec *codec = codec_dai->codec; 1208 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1209 struct max98088_cdata *cdata; 1210 u8 reg1Cval = 0; 1211 1212 cdata = &max98088->dai[1]; 1213 1214 if (fmt != cdata->fmt) { 1215 cdata->fmt = fmt; 1216 1217 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1218 case SND_SOC_DAIFMT_CBS_CFS: 1219 /* Slave mode PLL */ 1220 snd_soc_write(codec, M98088_REG_1A_DAI2_CLKCFG_HI, 1221 0x80); 1222 snd_soc_write(codec, M98088_REG_1B_DAI2_CLKCFG_LO, 1223 0x00); 1224 break; 1225 case SND_SOC_DAIFMT_CBM_CFM: 1226 /* Set to master mode */ 1227 reg1Cval |= M98088_DAI_MAS; 1228 break; 1229 case SND_SOC_DAIFMT_CBS_CFM: 1230 case SND_SOC_DAIFMT_CBM_CFS: 1231 default: 1232 dev_err(codec->dev, "Clock mode unsupported"); 1233 return -EINVAL; 1234 } 1235 1236 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1237 case SND_SOC_DAIFMT_I2S: 1238 reg1Cval |= M98088_DAI_DLY; 1239 break; 1240 case SND_SOC_DAIFMT_LEFT_J: 1241 break; 1242 default: 1243 return -EINVAL; 1244 } 1245 1246 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1247 case SND_SOC_DAIFMT_NB_NF: 1248 break; 1249 case SND_SOC_DAIFMT_NB_IF: 1250 reg1Cval |= M98088_DAI_WCI; 1251 break; 1252 case SND_SOC_DAIFMT_IB_NF: 1253 reg1Cval |= M98088_DAI_BCI; 1254 break; 1255 case SND_SOC_DAIFMT_IB_IF: 1256 reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI; 1257 break; 1258 default: 1259 return -EINVAL; 1260 } 1261 1262 snd_soc_update_bits(codec, M98088_REG_1C_DAI2_FORMAT, 1263 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | 1264 M98088_DAI_WCI, reg1Cval); 1265 1266 snd_soc_write(codec, M98088_REG_1D_DAI2_CLOCK, 1267 M98088_DAI_BSEL64); 1268 } 1269 1270 return 0; 1271 } 1272 1273 static int max98088_dai1_digital_mute(struct snd_soc_dai *codec_dai, int mute) 1274 { 1275 struct snd_soc_codec *codec = codec_dai->codec; 1276 int reg; 1277 1278 if (mute) 1279 reg = M98088_DAI_MUTE; 1280 else 1281 reg = 0; 1282 1283 snd_soc_update_bits(codec, M98088_REG_2F_LVL_DAI1_PLAY, 1284 M98088_DAI_MUTE_MASK, reg); 1285 return 0; 1286 } 1287 1288 static int max98088_dai2_digital_mute(struct snd_soc_dai *codec_dai, int mute) 1289 { 1290 struct snd_soc_codec *codec = codec_dai->codec; 1291 int reg; 1292 1293 if (mute) 1294 reg = M98088_DAI_MUTE; 1295 else 1296 reg = 0; 1297 1298 snd_soc_update_bits(codec, M98088_REG_31_LVL_DAI2_PLAY, 1299 M98088_DAI_MUTE_MASK, reg); 1300 return 0; 1301 } 1302 1303 static int max98088_set_bias_level(struct snd_soc_codec *codec, 1304 enum snd_soc_bias_level level) 1305 { 1306 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1307 1308 switch (level) { 1309 case SND_SOC_BIAS_ON: 1310 break; 1311 1312 case SND_SOC_BIAS_PREPARE: 1313 break; 1314 1315 case SND_SOC_BIAS_STANDBY: 1316 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) 1317 regcache_sync(max98088->regmap); 1318 1319 snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN, 1320 M98088_MBEN, M98088_MBEN); 1321 break; 1322 1323 case SND_SOC_BIAS_OFF: 1324 snd_soc_update_bits(codec, M98088_REG_4C_PWR_EN_IN, 1325 M98088_MBEN, 0); 1326 regcache_mark_dirty(max98088->regmap); 1327 break; 1328 } 1329 return 0; 1330 } 1331 1332 #define MAX98088_RATES SNDRV_PCM_RATE_8000_96000 1333 #define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) 1334 1335 static const struct snd_soc_dai_ops max98088_dai1_ops = { 1336 .set_sysclk = max98088_dai_set_sysclk, 1337 .set_fmt = max98088_dai1_set_fmt, 1338 .hw_params = max98088_dai1_hw_params, 1339 .digital_mute = max98088_dai1_digital_mute, 1340 }; 1341 1342 static const struct snd_soc_dai_ops max98088_dai2_ops = { 1343 .set_sysclk = max98088_dai_set_sysclk, 1344 .set_fmt = max98088_dai2_set_fmt, 1345 .hw_params = max98088_dai2_hw_params, 1346 .digital_mute = max98088_dai2_digital_mute, 1347 }; 1348 1349 static struct snd_soc_dai_driver max98088_dai[] = { 1350 { 1351 .name = "HiFi", 1352 .playback = { 1353 .stream_name = "HiFi Playback", 1354 .channels_min = 1, 1355 .channels_max = 2, 1356 .rates = MAX98088_RATES, 1357 .formats = MAX98088_FORMATS, 1358 }, 1359 .capture = { 1360 .stream_name = "HiFi Capture", 1361 .channels_min = 1, 1362 .channels_max = 2, 1363 .rates = MAX98088_RATES, 1364 .formats = MAX98088_FORMATS, 1365 }, 1366 .ops = &max98088_dai1_ops, 1367 }, 1368 { 1369 .name = "Aux", 1370 .playback = { 1371 .stream_name = "Aux Playback", 1372 .channels_min = 1, 1373 .channels_max = 2, 1374 .rates = MAX98088_RATES, 1375 .formats = MAX98088_FORMATS, 1376 }, 1377 .ops = &max98088_dai2_ops, 1378 } 1379 }; 1380 1381 static const char *eq_mode_name[] = {"EQ1 Mode", "EQ2 Mode"}; 1382 1383 static int max98088_get_channel(struct snd_soc_codec *codec, const char *name) 1384 { 1385 int i; 1386 1387 for (i = 0; i < ARRAY_SIZE(eq_mode_name); i++) 1388 if (strcmp(name, eq_mode_name[i]) == 0) 1389 return i; 1390 1391 /* Shouldn't happen */ 1392 dev_err(codec->dev, "Bad EQ channel name '%s'\n", name); 1393 return -EINVAL; 1394 } 1395 1396 static void max98088_setup_eq1(struct snd_soc_codec *codec) 1397 { 1398 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1399 struct max98088_pdata *pdata = max98088->pdata; 1400 struct max98088_eq_cfg *coef_set; 1401 int best, best_val, save, i, sel, fs; 1402 struct max98088_cdata *cdata; 1403 1404 cdata = &max98088->dai[0]; 1405 1406 if (!pdata || !max98088->eq_textcnt) 1407 return; 1408 1409 /* Find the selected configuration with nearest sample rate */ 1410 fs = cdata->rate; 1411 sel = cdata->eq_sel; 1412 1413 best = 0; 1414 best_val = INT_MAX; 1415 for (i = 0; i < pdata->eq_cfgcnt; i++) { 1416 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && 1417 abs(pdata->eq_cfg[i].rate - fs) < best_val) { 1418 best = i; 1419 best_val = abs(pdata->eq_cfg[i].rate - fs); 1420 } 1421 } 1422 1423 dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n", 1424 pdata->eq_cfg[best].name, 1425 pdata->eq_cfg[best].rate, fs); 1426 1427 /* Disable EQ while configuring, and save current on/off state */ 1428 save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL); 1429 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0); 1430 1431 coef_set = &pdata->eq_cfg[sel]; 1432 1433 m98088_eq_band(codec, 0, 0, coef_set->band1); 1434 m98088_eq_band(codec, 0, 1, coef_set->band2); 1435 m98088_eq_band(codec, 0, 2, coef_set->band3); 1436 m98088_eq_band(codec, 0, 3, coef_set->band4); 1437 m98088_eq_band(codec, 0, 4, coef_set->band5); 1438 1439 /* Restore the original on/off state */ 1440 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save); 1441 } 1442 1443 static void max98088_setup_eq2(struct snd_soc_codec *codec) 1444 { 1445 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1446 struct max98088_pdata *pdata = max98088->pdata; 1447 struct max98088_eq_cfg *coef_set; 1448 int best, best_val, save, i, sel, fs; 1449 struct max98088_cdata *cdata; 1450 1451 cdata = &max98088->dai[1]; 1452 1453 if (!pdata || !max98088->eq_textcnt) 1454 return; 1455 1456 /* Find the selected configuration with nearest sample rate */ 1457 fs = cdata->rate; 1458 1459 sel = cdata->eq_sel; 1460 best = 0; 1461 best_val = INT_MAX; 1462 for (i = 0; i < pdata->eq_cfgcnt; i++) { 1463 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && 1464 abs(pdata->eq_cfg[i].rate - fs) < best_val) { 1465 best = i; 1466 best_val = abs(pdata->eq_cfg[i].rate - fs); 1467 } 1468 } 1469 1470 dev_dbg(codec->dev, "Selected %s/%dHz for %dHz sample rate\n", 1471 pdata->eq_cfg[best].name, 1472 pdata->eq_cfg[best].rate, fs); 1473 1474 /* Disable EQ while configuring, and save current on/off state */ 1475 save = snd_soc_read(codec, M98088_REG_49_CFG_LEVEL); 1476 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0); 1477 1478 coef_set = &pdata->eq_cfg[sel]; 1479 1480 m98088_eq_band(codec, 1, 0, coef_set->band1); 1481 m98088_eq_band(codec, 1, 1, coef_set->band2); 1482 m98088_eq_band(codec, 1, 2, coef_set->band3); 1483 m98088_eq_band(codec, 1, 3, coef_set->band4); 1484 m98088_eq_band(codec, 1, 4, coef_set->band5); 1485 1486 /* Restore the original on/off state */ 1487 snd_soc_update_bits(codec, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 1488 save); 1489 } 1490 1491 static int max98088_put_eq_enum(struct snd_kcontrol *kcontrol, 1492 struct snd_ctl_elem_value *ucontrol) 1493 { 1494 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 1495 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1496 struct max98088_pdata *pdata = max98088->pdata; 1497 int channel = max98088_get_channel(codec, kcontrol->id.name); 1498 struct max98088_cdata *cdata; 1499 int sel = ucontrol->value.enumerated.item[0]; 1500 1501 if (channel < 0) 1502 return channel; 1503 1504 cdata = &max98088->dai[channel]; 1505 1506 if (sel >= pdata->eq_cfgcnt) 1507 return -EINVAL; 1508 1509 cdata->eq_sel = sel; 1510 1511 switch (channel) { 1512 case 0: 1513 max98088_setup_eq1(codec); 1514 break; 1515 case 1: 1516 max98088_setup_eq2(codec); 1517 break; 1518 } 1519 1520 return 0; 1521 } 1522 1523 static int max98088_get_eq_enum(struct snd_kcontrol *kcontrol, 1524 struct snd_ctl_elem_value *ucontrol) 1525 { 1526 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 1527 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1528 int channel = max98088_get_channel(codec, kcontrol->id.name); 1529 struct max98088_cdata *cdata; 1530 1531 if (channel < 0) 1532 return channel; 1533 1534 cdata = &max98088->dai[channel]; 1535 ucontrol->value.enumerated.item[0] = cdata->eq_sel; 1536 return 0; 1537 } 1538 1539 static void max98088_handle_eq_pdata(struct snd_soc_codec *codec) 1540 { 1541 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1542 struct max98088_pdata *pdata = max98088->pdata; 1543 struct max98088_eq_cfg *cfg; 1544 unsigned int cfgcnt; 1545 int i, j; 1546 const char **t; 1547 int ret; 1548 struct snd_kcontrol_new controls[] = { 1549 SOC_ENUM_EXT((char *)eq_mode_name[0], 1550 max98088->eq_enum, 1551 max98088_get_eq_enum, 1552 max98088_put_eq_enum), 1553 SOC_ENUM_EXT((char *)eq_mode_name[1], 1554 max98088->eq_enum, 1555 max98088_get_eq_enum, 1556 max98088_put_eq_enum), 1557 }; 1558 BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(eq_mode_name)); 1559 1560 cfg = pdata->eq_cfg; 1561 cfgcnt = pdata->eq_cfgcnt; 1562 1563 /* Setup an array of texts for the equalizer enum. 1564 * This is based on Mark Brown's equalizer driver code. 1565 */ 1566 max98088->eq_textcnt = 0; 1567 max98088->eq_texts = NULL; 1568 for (i = 0; i < cfgcnt; i++) { 1569 for (j = 0; j < max98088->eq_textcnt; j++) { 1570 if (strcmp(cfg[i].name, max98088->eq_texts[j]) == 0) 1571 break; 1572 } 1573 1574 if (j != max98088->eq_textcnt) 1575 continue; 1576 1577 /* Expand the array */ 1578 t = krealloc(max98088->eq_texts, 1579 sizeof(char *) * (max98088->eq_textcnt + 1), 1580 GFP_KERNEL); 1581 if (t == NULL) 1582 continue; 1583 1584 /* Store the new entry */ 1585 t[max98088->eq_textcnt] = cfg[i].name; 1586 max98088->eq_textcnt++; 1587 max98088->eq_texts = t; 1588 } 1589 1590 /* Now point the soc_enum to .texts array items */ 1591 max98088->eq_enum.texts = max98088->eq_texts; 1592 max98088->eq_enum.items = max98088->eq_textcnt; 1593 1594 ret = snd_soc_add_codec_controls(codec, controls, ARRAY_SIZE(controls)); 1595 if (ret != 0) 1596 dev_err(codec->dev, "Failed to add EQ control: %d\n", ret); 1597 } 1598 1599 static void max98088_handle_pdata(struct snd_soc_codec *codec) 1600 { 1601 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1602 struct max98088_pdata *pdata = max98088->pdata; 1603 u8 regval = 0; 1604 1605 if (!pdata) { 1606 dev_dbg(codec->dev, "No platform data\n"); 1607 return; 1608 } 1609 1610 /* Configure mic for analog/digital mic mode */ 1611 if (pdata->digmic_left_mode) 1612 regval |= M98088_DIGMIC_L; 1613 1614 if (pdata->digmic_right_mode) 1615 regval |= M98088_DIGMIC_R; 1616 1617 max98088->digmic = (regval ? 1 : 0); 1618 1619 snd_soc_write(codec, M98088_REG_48_CFG_MIC, regval); 1620 1621 /* Configure receiver output */ 1622 regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0); 1623 snd_soc_update_bits(codec, M98088_REG_2A_MIC_REC_CNTL, 1624 M98088_REC_LINEMODE_MASK, regval); 1625 1626 /* Configure equalizers */ 1627 if (pdata->eq_cfgcnt) 1628 max98088_handle_eq_pdata(codec); 1629 } 1630 1631 static int max98088_probe(struct snd_soc_codec *codec) 1632 { 1633 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1634 struct max98088_cdata *cdata; 1635 int ret = 0; 1636 1637 regcache_mark_dirty(max98088->regmap); 1638 1639 /* initialize private data */ 1640 1641 max98088->sysclk = (unsigned)-1; 1642 max98088->eq_textcnt = 0; 1643 1644 cdata = &max98088->dai[0]; 1645 cdata->rate = (unsigned)-1; 1646 cdata->fmt = (unsigned)-1; 1647 cdata->eq_sel = 0; 1648 1649 cdata = &max98088->dai[1]; 1650 cdata->rate = (unsigned)-1; 1651 cdata->fmt = (unsigned)-1; 1652 cdata->eq_sel = 0; 1653 1654 max98088->ina_state = 0; 1655 max98088->inb_state = 0; 1656 max98088->ex_mode = 0; 1657 max98088->digmic = 0; 1658 max98088->mic1pre = 0; 1659 max98088->mic2pre = 0; 1660 1661 ret = snd_soc_read(codec, M98088_REG_FF_REV_ID); 1662 if (ret < 0) { 1663 dev_err(codec->dev, "Failed to read device revision: %d\n", 1664 ret); 1665 goto err_access; 1666 } 1667 dev_info(codec->dev, "revision %c\n", ret - 0x40 + 'A'); 1668 1669 snd_soc_write(codec, M98088_REG_51_PWR_SYS, M98088_PWRSV); 1670 1671 snd_soc_write(codec, M98088_REG_0F_IRQ_ENABLE, 0x00); 1672 1673 snd_soc_write(codec, M98088_REG_22_MIX_DAC, 1674 M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL| 1675 M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR); 1676 1677 snd_soc_write(codec, M98088_REG_4E_BIAS_CNTL, 0xF0); 1678 snd_soc_write(codec, M98088_REG_50_DAC_BIAS2, 0x0F); 1679 1680 snd_soc_write(codec, M98088_REG_16_DAI1_IOCFG, 1681 M98088_S1NORMAL|M98088_SDATA); 1682 1683 snd_soc_write(codec, M98088_REG_1E_DAI2_IOCFG, 1684 M98088_S2NORMAL|M98088_SDATA); 1685 1686 max98088_handle_pdata(codec); 1687 1688 err_access: 1689 return ret; 1690 } 1691 1692 static int max98088_remove(struct snd_soc_codec *codec) 1693 { 1694 struct max98088_priv *max98088 = snd_soc_codec_get_drvdata(codec); 1695 1696 kfree(max98088->eq_texts); 1697 1698 return 0; 1699 } 1700 1701 static struct snd_soc_codec_driver soc_codec_dev_max98088 = { 1702 .probe = max98088_probe, 1703 .remove = max98088_remove, 1704 .set_bias_level = max98088_set_bias_level, 1705 .suspend_bias_off = true, 1706 1707 .component_driver = { 1708 .controls = max98088_snd_controls, 1709 .num_controls = ARRAY_SIZE(max98088_snd_controls), 1710 .dapm_widgets = max98088_dapm_widgets, 1711 .num_dapm_widgets = ARRAY_SIZE(max98088_dapm_widgets), 1712 .dapm_routes = max98088_audio_map, 1713 .num_dapm_routes = ARRAY_SIZE(max98088_audio_map), 1714 }, 1715 }; 1716 1717 static int max98088_i2c_probe(struct i2c_client *i2c, 1718 const struct i2c_device_id *id) 1719 { 1720 struct max98088_priv *max98088; 1721 int ret; 1722 1723 max98088 = devm_kzalloc(&i2c->dev, sizeof(struct max98088_priv), 1724 GFP_KERNEL); 1725 if (max98088 == NULL) 1726 return -ENOMEM; 1727 1728 max98088->regmap = devm_regmap_init_i2c(i2c, &max98088_regmap); 1729 if (IS_ERR(max98088->regmap)) 1730 return PTR_ERR(max98088->regmap); 1731 1732 max98088->devtype = id->driver_data; 1733 1734 i2c_set_clientdata(i2c, max98088); 1735 max98088->pdata = i2c->dev.platform_data; 1736 1737 ret = snd_soc_register_codec(&i2c->dev, 1738 &soc_codec_dev_max98088, &max98088_dai[0], 2); 1739 return ret; 1740 } 1741 1742 static int max98088_i2c_remove(struct i2c_client *client) 1743 { 1744 snd_soc_unregister_codec(&client->dev); 1745 return 0; 1746 } 1747 1748 static const struct i2c_device_id max98088_i2c_id[] = { 1749 { "max98088", MAX98088 }, 1750 { "max98089", MAX98089 }, 1751 { } 1752 }; 1753 MODULE_DEVICE_TABLE(i2c, max98088_i2c_id); 1754 1755 static struct i2c_driver max98088_i2c_driver = { 1756 .driver = { 1757 .name = "max98088", 1758 }, 1759 .probe = max98088_i2c_probe, 1760 .remove = max98088_i2c_remove, 1761 .id_table = max98088_i2c_id, 1762 }; 1763 1764 module_i2c_driver(max98088_i2c_driver); 1765 1766 MODULE_DESCRIPTION("ALSA SoC MAX98088 driver"); 1767 MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin"); 1768 MODULE_LICENSE("GPL"); 1769