1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * max98088.c -- MAX98088 ALSA SoC Audio driver 4 * 5 * Copyright 2010 Maxim Integrated Products 6 */ 7 8 #include <linux/module.h> 9 #include <linux/moduleparam.h> 10 #include <linux/kernel.h> 11 #include <linux/init.h> 12 #include <linux/delay.h> 13 #include <linux/pm.h> 14 #include <linux/i2c.h> 15 #include <linux/regmap.h> 16 #include <linux/clk.h> 17 #include <sound/core.h> 18 #include <sound/pcm.h> 19 #include <sound/pcm_params.h> 20 #include <sound/soc.h> 21 #include <sound/initval.h> 22 #include <sound/tlv.h> 23 #include <linux/slab.h> 24 #include <asm/div64.h> 25 #include <sound/max98088.h> 26 #include "max98088.h" 27 28 enum max98088_type { 29 MAX98088, 30 MAX98089, 31 }; 32 33 struct max98088_cdata { 34 unsigned int rate; 35 unsigned int fmt; 36 int eq_sel; 37 }; 38 39 struct max98088_priv { 40 struct regmap *regmap; 41 enum max98088_type devtype; 42 struct max98088_pdata *pdata; 43 struct clk *mclk; 44 unsigned int sysclk; 45 struct max98088_cdata dai[2]; 46 int eq_textcnt; 47 const char **eq_texts; 48 struct soc_enum eq_enum; 49 u8 ina_state; 50 u8 inb_state; 51 unsigned int ex_mode; 52 unsigned int digmic; 53 unsigned int mic1pre; 54 unsigned int mic2pre; 55 unsigned int extmic_mode; 56 }; 57 58 static const struct reg_default max98088_reg[] = { 59 { 0xf, 0x00 }, /* 0F interrupt enable */ 60 61 { 0x10, 0x00 }, /* 10 master clock */ 62 { 0x11, 0x00 }, /* 11 DAI1 clock mode */ 63 { 0x12, 0x00 }, /* 12 DAI1 clock control */ 64 { 0x13, 0x00 }, /* 13 DAI1 clock control */ 65 { 0x14, 0x00 }, /* 14 DAI1 format */ 66 { 0x15, 0x00 }, /* 15 DAI1 clock */ 67 { 0x16, 0x00 }, /* 16 DAI1 config */ 68 { 0x17, 0x00 }, /* 17 DAI1 TDM */ 69 { 0x18, 0x00 }, /* 18 DAI1 filters */ 70 { 0x19, 0x00 }, /* 19 DAI2 clock mode */ 71 { 0x1a, 0x00 }, /* 1A DAI2 clock control */ 72 { 0x1b, 0x00 }, /* 1B DAI2 clock control */ 73 { 0x1c, 0x00 }, /* 1C DAI2 format */ 74 { 0x1d, 0x00 }, /* 1D DAI2 clock */ 75 { 0x1e, 0x00 }, /* 1E DAI2 config */ 76 { 0x1f, 0x00 }, /* 1F DAI2 TDM */ 77 78 { 0x20, 0x00 }, /* 20 DAI2 filters */ 79 { 0x21, 0x00 }, /* 21 data config */ 80 { 0x22, 0x00 }, /* 22 DAC mixer */ 81 { 0x23, 0x00 }, /* 23 left ADC mixer */ 82 { 0x24, 0x00 }, /* 24 right ADC mixer */ 83 { 0x25, 0x00 }, /* 25 left HP mixer */ 84 { 0x26, 0x00 }, /* 26 right HP mixer */ 85 { 0x27, 0x00 }, /* 27 HP control */ 86 { 0x28, 0x00 }, /* 28 left REC mixer */ 87 { 0x29, 0x00 }, /* 29 right REC mixer */ 88 { 0x2a, 0x00 }, /* 2A REC control */ 89 { 0x2b, 0x00 }, /* 2B left SPK mixer */ 90 { 0x2c, 0x00 }, /* 2C right SPK mixer */ 91 { 0x2d, 0x00 }, /* 2D SPK control */ 92 { 0x2e, 0x00 }, /* 2E sidetone */ 93 { 0x2f, 0x00 }, /* 2F DAI1 playback level */ 94 95 { 0x30, 0x00 }, /* 30 DAI1 playback level */ 96 { 0x31, 0x00 }, /* 31 DAI2 playback level */ 97 { 0x32, 0x00 }, /* 32 DAI2 playbakc level */ 98 { 0x33, 0x00 }, /* 33 left ADC level */ 99 { 0x34, 0x00 }, /* 34 right ADC level */ 100 { 0x35, 0x00 }, /* 35 MIC1 level */ 101 { 0x36, 0x00 }, /* 36 MIC2 level */ 102 { 0x37, 0x00 }, /* 37 INA level */ 103 { 0x38, 0x00 }, /* 38 INB level */ 104 { 0x39, 0x00 }, /* 39 left HP volume */ 105 { 0x3a, 0x00 }, /* 3A right HP volume */ 106 { 0x3b, 0x00 }, /* 3B left REC volume */ 107 { 0x3c, 0x00 }, /* 3C right REC volume */ 108 { 0x3d, 0x00 }, /* 3D left SPK volume */ 109 { 0x3e, 0x00 }, /* 3E right SPK volume */ 110 { 0x3f, 0x00 }, /* 3F MIC config */ 111 112 { 0x40, 0x00 }, /* 40 MIC threshold */ 113 { 0x41, 0x00 }, /* 41 excursion limiter filter */ 114 { 0x42, 0x00 }, /* 42 excursion limiter threshold */ 115 { 0x43, 0x00 }, /* 43 ALC */ 116 { 0x44, 0x00 }, /* 44 power limiter threshold */ 117 { 0x45, 0x00 }, /* 45 power limiter config */ 118 { 0x46, 0x00 }, /* 46 distortion limiter config */ 119 { 0x47, 0x00 }, /* 47 audio input */ 120 { 0x48, 0x00 }, /* 48 microphone */ 121 { 0x49, 0x00 }, /* 49 level control */ 122 { 0x4a, 0x00 }, /* 4A bypass switches */ 123 { 0x4b, 0x00 }, /* 4B jack detect */ 124 { 0x4c, 0x00 }, /* 4C input enable */ 125 { 0x4d, 0x00 }, /* 4D output enable */ 126 { 0x4e, 0xF0 }, /* 4E bias control */ 127 { 0x4f, 0x00 }, /* 4F DAC power */ 128 129 { 0x50, 0x0F }, /* 50 DAC power */ 130 { 0x51, 0x00 }, /* 51 system */ 131 { 0x52, 0x00 }, /* 52 DAI1 EQ1 */ 132 { 0x53, 0x00 }, /* 53 DAI1 EQ1 */ 133 { 0x54, 0x00 }, /* 54 DAI1 EQ1 */ 134 { 0x55, 0x00 }, /* 55 DAI1 EQ1 */ 135 { 0x56, 0x00 }, /* 56 DAI1 EQ1 */ 136 { 0x57, 0x00 }, /* 57 DAI1 EQ1 */ 137 { 0x58, 0x00 }, /* 58 DAI1 EQ1 */ 138 { 0x59, 0x00 }, /* 59 DAI1 EQ1 */ 139 { 0x5a, 0x00 }, /* 5A DAI1 EQ1 */ 140 { 0x5b, 0x00 }, /* 5B DAI1 EQ1 */ 141 { 0x5c, 0x00 }, /* 5C DAI1 EQ2 */ 142 { 0x5d, 0x00 }, /* 5D DAI1 EQ2 */ 143 { 0x5e, 0x00 }, /* 5E DAI1 EQ2 */ 144 { 0x5f, 0x00 }, /* 5F DAI1 EQ2 */ 145 146 { 0x60, 0x00 }, /* 60 DAI1 EQ2 */ 147 { 0x61, 0x00 }, /* 61 DAI1 EQ2 */ 148 { 0x62, 0x00 }, /* 62 DAI1 EQ2 */ 149 { 0x63, 0x00 }, /* 63 DAI1 EQ2 */ 150 { 0x64, 0x00 }, /* 64 DAI1 EQ2 */ 151 { 0x65, 0x00 }, /* 65 DAI1 EQ2 */ 152 { 0x66, 0x00 }, /* 66 DAI1 EQ3 */ 153 { 0x67, 0x00 }, /* 67 DAI1 EQ3 */ 154 { 0x68, 0x00 }, /* 68 DAI1 EQ3 */ 155 { 0x69, 0x00 }, /* 69 DAI1 EQ3 */ 156 { 0x6a, 0x00 }, /* 6A DAI1 EQ3 */ 157 { 0x6b, 0x00 }, /* 6B DAI1 EQ3 */ 158 { 0x6c, 0x00 }, /* 6C DAI1 EQ3 */ 159 { 0x6d, 0x00 }, /* 6D DAI1 EQ3 */ 160 { 0x6e, 0x00 }, /* 6E DAI1 EQ3 */ 161 { 0x6f, 0x00 }, /* 6F DAI1 EQ3 */ 162 163 { 0x70, 0x00 }, /* 70 DAI1 EQ4 */ 164 { 0x71, 0x00 }, /* 71 DAI1 EQ4 */ 165 { 0x72, 0x00 }, /* 72 DAI1 EQ4 */ 166 { 0x73, 0x00 }, /* 73 DAI1 EQ4 */ 167 { 0x74, 0x00 }, /* 74 DAI1 EQ4 */ 168 { 0x75, 0x00 }, /* 75 DAI1 EQ4 */ 169 { 0x76, 0x00 }, /* 76 DAI1 EQ4 */ 170 { 0x77, 0x00 }, /* 77 DAI1 EQ4 */ 171 { 0x78, 0x00 }, /* 78 DAI1 EQ4 */ 172 { 0x79, 0x00 }, /* 79 DAI1 EQ4 */ 173 { 0x7a, 0x00 }, /* 7A DAI1 EQ5 */ 174 { 0x7b, 0x00 }, /* 7B DAI1 EQ5 */ 175 { 0x7c, 0x00 }, /* 7C DAI1 EQ5 */ 176 { 0x7d, 0x00 }, /* 7D DAI1 EQ5 */ 177 { 0x7e, 0x00 }, /* 7E DAI1 EQ5 */ 178 { 0x7f, 0x00 }, /* 7F DAI1 EQ5 */ 179 180 { 0x80, 0x00 }, /* 80 DAI1 EQ5 */ 181 { 0x81, 0x00 }, /* 81 DAI1 EQ5 */ 182 { 0x82, 0x00 }, /* 82 DAI1 EQ5 */ 183 { 0x83, 0x00 }, /* 83 DAI1 EQ5 */ 184 { 0x84, 0x00 }, /* 84 DAI2 EQ1 */ 185 { 0x85, 0x00 }, /* 85 DAI2 EQ1 */ 186 { 0x86, 0x00 }, /* 86 DAI2 EQ1 */ 187 { 0x87, 0x00 }, /* 87 DAI2 EQ1 */ 188 { 0x88, 0x00 }, /* 88 DAI2 EQ1 */ 189 { 0x89, 0x00 }, /* 89 DAI2 EQ1 */ 190 { 0x8a, 0x00 }, /* 8A DAI2 EQ1 */ 191 { 0x8b, 0x00 }, /* 8B DAI2 EQ1 */ 192 { 0x8c, 0x00 }, /* 8C DAI2 EQ1 */ 193 { 0x8d, 0x00 }, /* 8D DAI2 EQ1 */ 194 { 0x8e, 0x00 }, /* 8E DAI2 EQ2 */ 195 { 0x8f, 0x00 }, /* 8F DAI2 EQ2 */ 196 197 { 0x90, 0x00 }, /* 90 DAI2 EQ2 */ 198 { 0x91, 0x00 }, /* 91 DAI2 EQ2 */ 199 { 0x92, 0x00 }, /* 92 DAI2 EQ2 */ 200 { 0x93, 0x00 }, /* 93 DAI2 EQ2 */ 201 { 0x94, 0x00 }, /* 94 DAI2 EQ2 */ 202 { 0x95, 0x00 }, /* 95 DAI2 EQ2 */ 203 { 0x96, 0x00 }, /* 96 DAI2 EQ2 */ 204 { 0x97, 0x00 }, /* 97 DAI2 EQ2 */ 205 { 0x98, 0x00 }, /* 98 DAI2 EQ3 */ 206 { 0x99, 0x00 }, /* 99 DAI2 EQ3 */ 207 { 0x9a, 0x00 }, /* 9A DAI2 EQ3 */ 208 { 0x9b, 0x00 }, /* 9B DAI2 EQ3 */ 209 { 0x9c, 0x00 }, /* 9C DAI2 EQ3 */ 210 { 0x9d, 0x00 }, /* 9D DAI2 EQ3 */ 211 { 0x9e, 0x00 }, /* 9E DAI2 EQ3 */ 212 { 0x9f, 0x00 }, /* 9F DAI2 EQ3 */ 213 214 { 0xa0, 0x00 }, /* A0 DAI2 EQ3 */ 215 { 0xa1, 0x00 }, /* A1 DAI2 EQ3 */ 216 { 0xa2, 0x00 }, /* A2 DAI2 EQ4 */ 217 { 0xa3, 0x00 }, /* A3 DAI2 EQ4 */ 218 { 0xa4, 0x00 }, /* A4 DAI2 EQ4 */ 219 { 0xa5, 0x00 }, /* A5 DAI2 EQ4 */ 220 { 0xa6, 0x00 }, /* A6 DAI2 EQ4 */ 221 { 0xa7, 0x00 }, /* A7 DAI2 EQ4 */ 222 { 0xa8, 0x00 }, /* A8 DAI2 EQ4 */ 223 { 0xa9, 0x00 }, /* A9 DAI2 EQ4 */ 224 { 0xaa, 0x00 }, /* AA DAI2 EQ4 */ 225 { 0xab, 0x00 }, /* AB DAI2 EQ4 */ 226 { 0xac, 0x00 }, /* AC DAI2 EQ5 */ 227 { 0xad, 0x00 }, /* AD DAI2 EQ5 */ 228 { 0xae, 0x00 }, /* AE DAI2 EQ5 */ 229 { 0xaf, 0x00 }, /* AF DAI2 EQ5 */ 230 231 { 0xb0, 0x00 }, /* B0 DAI2 EQ5 */ 232 { 0xb1, 0x00 }, /* B1 DAI2 EQ5 */ 233 { 0xb2, 0x00 }, /* B2 DAI2 EQ5 */ 234 { 0xb3, 0x00 }, /* B3 DAI2 EQ5 */ 235 { 0xb4, 0x00 }, /* B4 DAI2 EQ5 */ 236 { 0xb5, 0x00 }, /* B5 DAI2 EQ5 */ 237 { 0xb6, 0x00 }, /* B6 DAI1 biquad */ 238 { 0xb7, 0x00 }, /* B7 DAI1 biquad */ 239 { 0xb8 ,0x00 }, /* B8 DAI1 biquad */ 240 { 0xb9, 0x00 }, /* B9 DAI1 biquad */ 241 { 0xba, 0x00 }, /* BA DAI1 biquad */ 242 { 0xbb, 0x00 }, /* BB DAI1 biquad */ 243 { 0xbc, 0x00 }, /* BC DAI1 biquad */ 244 { 0xbd, 0x00 }, /* BD DAI1 biquad */ 245 { 0xbe, 0x00 }, /* BE DAI1 biquad */ 246 { 0xbf, 0x00 }, /* BF DAI1 biquad */ 247 248 { 0xc0, 0x00 }, /* C0 DAI2 biquad */ 249 { 0xc1, 0x00 }, /* C1 DAI2 biquad */ 250 { 0xc2, 0x00 }, /* C2 DAI2 biquad */ 251 { 0xc3, 0x00 }, /* C3 DAI2 biquad */ 252 { 0xc4, 0x00 }, /* C4 DAI2 biquad */ 253 { 0xc5, 0x00 }, /* C5 DAI2 biquad */ 254 { 0xc6, 0x00 }, /* C6 DAI2 biquad */ 255 { 0xc7, 0x00 }, /* C7 DAI2 biquad */ 256 { 0xc8, 0x00 }, /* C8 DAI2 biquad */ 257 { 0xc9, 0x00 }, /* C9 DAI2 biquad */ 258 }; 259 260 static bool max98088_readable_register(struct device *dev, unsigned int reg) 261 { 262 switch (reg) { 263 case M98088_REG_00_IRQ_STATUS ... 0xC9: 264 case M98088_REG_FF_REV_ID: 265 return true; 266 default: 267 return false; 268 } 269 } 270 271 static bool max98088_writeable_register(struct device *dev, unsigned int reg) 272 { 273 switch (reg) { 274 case M98088_REG_03_BATTERY_VOLTAGE ... 0xC9: 275 return true; 276 default: 277 return false; 278 } 279 } 280 281 static bool max98088_volatile_register(struct device *dev, unsigned int reg) 282 { 283 switch (reg) { 284 case M98088_REG_00_IRQ_STATUS ... M98088_REG_03_BATTERY_VOLTAGE: 285 case M98088_REG_FF_REV_ID: 286 return true; 287 default: 288 return false; 289 } 290 } 291 292 static const struct regmap_config max98088_regmap = { 293 .reg_bits = 8, 294 .val_bits = 8, 295 296 .readable_reg = max98088_readable_register, 297 .writeable_reg = max98088_writeable_register, 298 .volatile_reg = max98088_volatile_register, 299 .max_register = 0xff, 300 301 .reg_defaults = max98088_reg, 302 .num_reg_defaults = ARRAY_SIZE(max98088_reg), 303 .cache_type = REGCACHE_RBTREE, 304 }; 305 306 /* 307 * Load equalizer DSP coefficient configurations registers 308 */ 309 static void m98088_eq_band(struct snd_soc_component *component, unsigned int dai, 310 unsigned int band, u16 *coefs) 311 { 312 unsigned int eq_reg; 313 unsigned int i; 314 315 if (WARN_ON(band > 4) || 316 WARN_ON(dai > 1)) 317 return; 318 319 /* Load the base register address */ 320 eq_reg = dai ? M98088_REG_84_DAI2_EQ_BASE : M98088_REG_52_DAI1_EQ_BASE; 321 322 /* Add the band address offset, note adjustment for word address */ 323 eq_reg += band * (M98088_COEFS_PER_BAND << 1); 324 325 /* Step through the registers and coefs */ 326 for (i = 0; i < M98088_COEFS_PER_BAND; i++) { 327 snd_soc_component_write(component, eq_reg++, M98088_BYTE1(coefs[i])); 328 snd_soc_component_write(component, eq_reg++, M98088_BYTE0(coefs[i])); 329 } 330 } 331 332 /* 333 * Excursion limiter modes 334 */ 335 static const char *max98088_exmode_texts[] = { 336 "Off", "100Hz", "400Hz", "600Hz", "800Hz", "1000Hz", "200-400Hz", 337 "400-600Hz", "400-800Hz", 338 }; 339 340 static const unsigned int max98088_exmode_values[] = { 341 0x00, 0x43, 0x10, 0x20, 0x30, 0x40, 0x11, 0x22, 0x32 342 }; 343 344 static SOC_VALUE_ENUM_SINGLE_DECL(max98088_exmode_enum, 345 M98088_REG_41_SPKDHP, 0, 127, 346 max98088_exmode_texts, 347 max98088_exmode_values); 348 349 static const char *max98088_ex_thresh[] = { /* volts PP */ 350 "0.6", "1.2", "1.8", "2.4", "3.0", "3.6", "4.2", "4.8"}; 351 static SOC_ENUM_SINGLE_DECL(max98088_ex_thresh_enum, 352 M98088_REG_42_SPKDHP_THRESH, 0, 353 max98088_ex_thresh); 354 355 static const char *max98088_fltr_mode[] = {"Voice", "Music" }; 356 static SOC_ENUM_SINGLE_DECL(max98088_filter_mode_enum, 357 M98088_REG_18_DAI1_FILTERS, 7, 358 max98088_fltr_mode); 359 360 static const char *max98088_extmic_text[] = { "None", "MIC1", "MIC2" }; 361 362 static SOC_ENUM_SINGLE_DECL(max98088_extmic_enum, 363 M98088_REG_48_CFG_MIC, 0, 364 max98088_extmic_text); 365 366 static const struct snd_kcontrol_new max98088_extmic_mux = 367 SOC_DAPM_ENUM("External MIC Mux", max98088_extmic_enum); 368 369 static const char *max98088_dai1_fltr[] = { 370 "Off", "fc=258/fs=16k", "fc=500/fs=16k", 371 "fc=258/fs=8k", "fc=500/fs=8k", "fc=200"}; 372 static SOC_ENUM_SINGLE_DECL(max98088_dai1_dac_filter_enum, 373 M98088_REG_18_DAI1_FILTERS, 0, 374 max98088_dai1_fltr); 375 static SOC_ENUM_SINGLE_DECL(max98088_dai1_adc_filter_enum, 376 M98088_REG_18_DAI1_FILTERS, 4, 377 max98088_dai1_fltr); 378 379 static int max98088_mic1pre_set(struct snd_kcontrol *kcontrol, 380 struct snd_ctl_elem_value *ucontrol) 381 { 382 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 383 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 384 unsigned int sel = ucontrol->value.integer.value[0]; 385 386 max98088->mic1pre = sel; 387 snd_soc_component_update_bits(component, M98088_REG_35_LVL_MIC1, M98088_MICPRE_MASK, 388 (1+sel)<<M98088_MICPRE_SHIFT); 389 390 return 0; 391 } 392 393 static int max98088_mic1pre_get(struct snd_kcontrol *kcontrol, 394 struct snd_ctl_elem_value *ucontrol) 395 { 396 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 397 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 398 399 ucontrol->value.integer.value[0] = max98088->mic1pre; 400 return 0; 401 } 402 403 static int max98088_mic2pre_set(struct snd_kcontrol *kcontrol, 404 struct snd_ctl_elem_value *ucontrol) 405 { 406 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 407 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 408 unsigned int sel = ucontrol->value.integer.value[0]; 409 410 max98088->mic2pre = sel; 411 snd_soc_component_update_bits(component, M98088_REG_36_LVL_MIC2, M98088_MICPRE_MASK, 412 (1+sel)<<M98088_MICPRE_SHIFT); 413 414 return 0; 415 } 416 417 static int max98088_mic2pre_get(struct snd_kcontrol *kcontrol, 418 struct snd_ctl_elem_value *ucontrol) 419 { 420 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 421 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 422 423 ucontrol->value.integer.value[0] = max98088->mic2pre; 424 return 0; 425 } 426 427 static const DECLARE_TLV_DB_RANGE(max98088_micboost_tlv, 428 0, 1, TLV_DB_SCALE_ITEM(0, 2000, 0), 429 2, 2, TLV_DB_SCALE_ITEM(3000, 0, 0) 430 ); 431 432 static const DECLARE_TLV_DB_RANGE(max98088_hp_tlv, 433 0, 6, TLV_DB_SCALE_ITEM(-6700, 400, 0), 434 7, 14, TLV_DB_SCALE_ITEM(-4000, 300, 0), 435 15, 21, TLV_DB_SCALE_ITEM(-1700, 200, 0), 436 22, 27, TLV_DB_SCALE_ITEM(-400, 100, 0), 437 28, 31, TLV_DB_SCALE_ITEM(150, 50, 0) 438 ); 439 440 static const DECLARE_TLV_DB_RANGE(max98088_spk_tlv, 441 0, 6, TLV_DB_SCALE_ITEM(-6200, 400, 0), 442 7, 14, TLV_DB_SCALE_ITEM(-3500, 300, 0), 443 15, 21, TLV_DB_SCALE_ITEM(-1200, 200, 0), 444 22, 27, TLV_DB_SCALE_ITEM(100, 100, 0), 445 28, 31, TLV_DB_SCALE_ITEM(650, 50, 0) 446 ); 447 448 static const struct snd_kcontrol_new max98088_snd_controls[] = { 449 450 SOC_DOUBLE_R_TLV("Headphone Volume", M98088_REG_39_LVL_HP_L, 451 M98088_REG_3A_LVL_HP_R, 0, 31, 0, max98088_hp_tlv), 452 SOC_DOUBLE_R_TLV("Speaker Volume", M98088_REG_3D_LVL_SPK_L, 453 M98088_REG_3E_LVL_SPK_R, 0, 31, 0, max98088_spk_tlv), 454 SOC_DOUBLE_R_TLV("Receiver Volume", M98088_REG_3B_LVL_REC_L, 455 M98088_REG_3C_LVL_REC_R, 0, 31, 0, max98088_spk_tlv), 456 457 SOC_DOUBLE_R("Headphone Switch", M98088_REG_39_LVL_HP_L, 458 M98088_REG_3A_LVL_HP_R, 7, 1, 1), 459 SOC_DOUBLE_R("Speaker Switch", M98088_REG_3D_LVL_SPK_L, 460 M98088_REG_3E_LVL_SPK_R, 7, 1, 1), 461 SOC_DOUBLE_R("Receiver Switch", M98088_REG_3B_LVL_REC_L, 462 M98088_REG_3C_LVL_REC_R, 7, 1, 1), 463 464 SOC_SINGLE("MIC1 Volume", M98088_REG_35_LVL_MIC1, 0, 31, 1), 465 SOC_SINGLE("MIC2 Volume", M98088_REG_36_LVL_MIC2, 0, 31, 1), 466 467 SOC_SINGLE_EXT_TLV("MIC1 Boost Volume", 468 M98088_REG_35_LVL_MIC1, 5, 2, 0, 469 max98088_mic1pre_get, max98088_mic1pre_set, 470 max98088_micboost_tlv), 471 SOC_SINGLE_EXT_TLV("MIC2 Boost Volume", 472 M98088_REG_36_LVL_MIC2, 5, 2, 0, 473 max98088_mic2pre_get, max98088_mic2pre_set, 474 max98088_micboost_tlv), 475 476 SOC_SINGLE("INA Volume", M98088_REG_37_LVL_INA, 0, 7, 1), 477 SOC_SINGLE("INB Volume", M98088_REG_38_LVL_INB, 0, 7, 1), 478 479 SOC_SINGLE("ADCL Volume", M98088_REG_33_LVL_ADC_L, 0, 15, 0), 480 SOC_SINGLE("ADCR Volume", M98088_REG_34_LVL_ADC_R, 0, 15, 0), 481 482 SOC_SINGLE("ADCL Boost Volume", M98088_REG_33_LVL_ADC_L, 4, 3, 0), 483 SOC_SINGLE("ADCR Boost Volume", M98088_REG_34_LVL_ADC_R, 4, 3, 0), 484 485 SOC_SINGLE("EQ1 Switch", M98088_REG_49_CFG_LEVEL, 0, 1, 0), 486 SOC_SINGLE("EQ2 Switch", M98088_REG_49_CFG_LEVEL, 1, 1, 0), 487 488 SOC_ENUM("EX Limiter Mode", max98088_exmode_enum), 489 SOC_ENUM("EX Limiter Threshold", max98088_ex_thresh_enum), 490 491 SOC_ENUM("DAI1 Filter Mode", max98088_filter_mode_enum), 492 SOC_ENUM("DAI1 DAC Filter", max98088_dai1_dac_filter_enum), 493 SOC_ENUM("DAI1 ADC Filter", max98088_dai1_adc_filter_enum), 494 SOC_SINGLE("DAI2 DC Block Switch", M98088_REG_20_DAI2_FILTERS, 495 0, 1, 0), 496 497 SOC_SINGLE("ALC Switch", M98088_REG_43_SPKALC_COMP, 7, 1, 0), 498 SOC_SINGLE("ALC Threshold", M98088_REG_43_SPKALC_COMP, 0, 7, 0), 499 SOC_SINGLE("ALC Multiband", M98088_REG_43_SPKALC_COMP, 3, 1, 0), 500 SOC_SINGLE("ALC Release Time", M98088_REG_43_SPKALC_COMP, 4, 7, 0), 501 502 SOC_SINGLE("PWR Limiter Threshold", M98088_REG_44_PWRLMT_CFG, 503 4, 15, 0), 504 SOC_SINGLE("PWR Limiter Weight", M98088_REG_44_PWRLMT_CFG, 0, 7, 0), 505 SOC_SINGLE("PWR Limiter Time1", M98088_REG_45_PWRLMT_TIME, 0, 15, 0), 506 SOC_SINGLE("PWR Limiter Time2", M98088_REG_45_PWRLMT_TIME, 4, 15, 0), 507 508 SOC_SINGLE("THD Limiter Threshold", M98088_REG_46_THDLMT_CFG, 4, 15, 0), 509 SOC_SINGLE("THD Limiter Time", M98088_REG_46_THDLMT_CFG, 0, 7, 0), 510 }; 511 512 /* Left speaker mixer switch */ 513 static const struct snd_kcontrol_new max98088_left_speaker_mixer_controls[] = { 514 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), 515 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), 516 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 0, 1, 0), 517 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 7, 1, 0), 518 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 5, 1, 0), 519 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 6, 1, 0), 520 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 1, 1, 0), 521 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 2, 1, 0), 522 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2B_MIX_SPK_LEFT, 3, 1, 0), 523 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2B_MIX_SPK_LEFT, 4, 1, 0), 524 }; 525 526 /* Right speaker mixer switch */ 527 static const struct snd_kcontrol_new max98088_right_speaker_mixer_controls[] = { 528 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), 529 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), 530 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 7, 1, 0), 531 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 0, 1, 0), 532 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 5, 1, 0), 533 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 6, 1, 0), 534 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 1, 1, 0), 535 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 2, 1, 0), 536 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 3, 1, 0), 537 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_2C_MIX_SPK_RIGHT, 4, 1, 0), 538 }; 539 540 /* Left headphone mixer switch */ 541 static const struct snd_kcontrol_new max98088_left_hp_mixer_controls[] = { 542 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), 543 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), 544 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 0, 1, 0), 545 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_25_MIX_HP_LEFT, 7, 1, 0), 546 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_25_MIX_HP_LEFT, 5, 1, 0), 547 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_25_MIX_HP_LEFT, 6, 1, 0), 548 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_25_MIX_HP_LEFT, 1, 1, 0), 549 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_25_MIX_HP_LEFT, 2, 1, 0), 550 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_25_MIX_HP_LEFT, 3, 1, 0), 551 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_25_MIX_HP_LEFT, 4, 1, 0), 552 }; 553 554 /* Right headphone mixer switch */ 555 static const struct snd_kcontrol_new max98088_right_hp_mixer_controls[] = { 556 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), 557 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), 558 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 7, 1, 0), 559 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 0, 1, 0), 560 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_26_MIX_HP_RIGHT, 5, 1, 0), 561 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_26_MIX_HP_RIGHT, 6, 1, 0), 562 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_26_MIX_HP_RIGHT, 1, 1, 0), 563 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_26_MIX_HP_RIGHT, 2, 1, 0), 564 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_26_MIX_HP_RIGHT, 3, 1, 0), 565 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_26_MIX_HP_RIGHT, 4, 1, 0), 566 }; 567 568 /* Left earpiece/receiver mixer switch */ 569 static const struct snd_kcontrol_new max98088_left_rec_mixer_controls[] = { 570 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), 571 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), 572 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 0, 1, 0), 573 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_28_MIX_REC_LEFT, 7, 1, 0), 574 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_28_MIX_REC_LEFT, 5, 1, 0), 575 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_28_MIX_REC_LEFT, 6, 1, 0), 576 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_28_MIX_REC_LEFT, 1, 1, 0), 577 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_28_MIX_REC_LEFT, 2, 1, 0), 578 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_28_MIX_REC_LEFT, 3, 1, 0), 579 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_28_MIX_REC_LEFT, 4, 1, 0), 580 }; 581 582 /* Right earpiece/receiver mixer switch */ 583 static const struct snd_kcontrol_new max98088_right_rec_mixer_controls[] = { 584 SOC_DAPM_SINGLE("Left DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), 585 SOC_DAPM_SINGLE("Right DAC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), 586 SOC_DAPM_SINGLE("Left DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 7, 1, 0), 587 SOC_DAPM_SINGLE("Right DAC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 0, 1, 0), 588 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_29_MIX_REC_RIGHT, 5, 1, 0), 589 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_29_MIX_REC_RIGHT, 6, 1, 0), 590 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_29_MIX_REC_RIGHT, 1, 1, 0), 591 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_29_MIX_REC_RIGHT, 2, 1, 0), 592 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_29_MIX_REC_RIGHT, 3, 1, 0), 593 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_29_MIX_REC_RIGHT, 4, 1, 0), 594 }; 595 596 /* Left ADC mixer switch */ 597 static const struct snd_kcontrol_new max98088_left_ADC_mixer_controls[] = { 598 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_23_MIX_ADC_LEFT, 7, 1, 0), 599 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_23_MIX_ADC_LEFT, 6, 1, 0), 600 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_23_MIX_ADC_LEFT, 3, 1, 0), 601 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_23_MIX_ADC_LEFT, 2, 1, 0), 602 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_23_MIX_ADC_LEFT, 1, 1, 0), 603 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_23_MIX_ADC_LEFT, 0, 1, 0), 604 }; 605 606 /* Right ADC mixer switch */ 607 static const struct snd_kcontrol_new max98088_right_ADC_mixer_controls[] = { 608 SOC_DAPM_SINGLE("MIC1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 7, 1, 0), 609 SOC_DAPM_SINGLE("MIC2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 6, 1, 0), 610 SOC_DAPM_SINGLE("INA1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 3, 1, 0), 611 SOC_DAPM_SINGLE("INA2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 2, 1, 0), 612 SOC_DAPM_SINGLE("INB1 Switch", M98088_REG_24_MIX_ADC_RIGHT, 1, 1, 0), 613 SOC_DAPM_SINGLE("INB2 Switch", M98088_REG_24_MIX_ADC_RIGHT, 0, 1, 0), 614 }; 615 616 static int max98088_mic_event(struct snd_soc_dapm_widget *w, 617 struct snd_kcontrol *kcontrol, int event) 618 { 619 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 620 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 621 622 switch (event) { 623 case SND_SOC_DAPM_POST_PMU: 624 if (w->reg == M98088_REG_35_LVL_MIC1) { 625 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK, 626 (1+max98088->mic1pre)<<M98088_MICPRE_SHIFT); 627 } else { 628 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK, 629 (1+max98088->mic2pre)<<M98088_MICPRE_SHIFT); 630 } 631 break; 632 case SND_SOC_DAPM_POST_PMD: 633 snd_soc_component_update_bits(component, w->reg, M98088_MICPRE_MASK, 0); 634 break; 635 default: 636 return -EINVAL; 637 } 638 639 return 0; 640 } 641 642 /* 643 * The line inputs are 2-channel stereo inputs with the left 644 * and right channels sharing a common PGA power control signal. 645 */ 646 static int max98088_line_pga(struct snd_soc_dapm_widget *w, 647 int event, int line, u8 channel) 648 { 649 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 650 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 651 u8 *state; 652 653 if (WARN_ON(!(channel == 1 || channel == 2))) 654 return -EINVAL; 655 656 switch (line) { 657 case LINE_INA: 658 state = &max98088->ina_state; 659 break; 660 case LINE_INB: 661 state = &max98088->inb_state; 662 break; 663 default: 664 return -EINVAL; 665 } 666 667 switch (event) { 668 case SND_SOC_DAPM_POST_PMU: 669 *state |= channel; 670 snd_soc_component_update_bits(component, w->reg, 671 (1 << w->shift), (1 << w->shift)); 672 break; 673 case SND_SOC_DAPM_POST_PMD: 674 *state &= ~channel; 675 if (*state == 0) { 676 snd_soc_component_update_bits(component, w->reg, 677 (1 << w->shift), 0); 678 } 679 break; 680 default: 681 return -EINVAL; 682 } 683 684 return 0; 685 } 686 687 static int max98088_pga_ina1_event(struct snd_soc_dapm_widget *w, 688 struct snd_kcontrol *k, int event) 689 { 690 return max98088_line_pga(w, event, LINE_INA, 1); 691 } 692 693 static int max98088_pga_ina2_event(struct snd_soc_dapm_widget *w, 694 struct snd_kcontrol *k, int event) 695 { 696 return max98088_line_pga(w, event, LINE_INA, 2); 697 } 698 699 static int max98088_pga_inb1_event(struct snd_soc_dapm_widget *w, 700 struct snd_kcontrol *k, int event) 701 { 702 return max98088_line_pga(w, event, LINE_INB, 1); 703 } 704 705 static int max98088_pga_inb2_event(struct snd_soc_dapm_widget *w, 706 struct snd_kcontrol *k, int event) 707 { 708 return max98088_line_pga(w, event, LINE_INB, 2); 709 } 710 711 static const struct snd_soc_dapm_widget max98088_dapm_widgets[] = { 712 713 SND_SOC_DAPM_ADC("ADCL", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 1, 0), 714 SND_SOC_DAPM_ADC("ADCR", "HiFi Capture", M98088_REG_4C_PWR_EN_IN, 0, 0), 715 716 SND_SOC_DAPM_DAC("DACL1", "HiFi Playback", 717 M98088_REG_4D_PWR_EN_OUT, 1, 0), 718 SND_SOC_DAPM_DAC("DACR1", "HiFi Playback", 719 M98088_REG_4D_PWR_EN_OUT, 0, 0), 720 SND_SOC_DAPM_DAC("DACL2", "Aux Playback", 721 M98088_REG_4D_PWR_EN_OUT, 1, 0), 722 SND_SOC_DAPM_DAC("DACR2", "Aux Playback", 723 M98088_REG_4D_PWR_EN_OUT, 0, 0), 724 725 SND_SOC_DAPM_PGA("HP Left Out", M98088_REG_4D_PWR_EN_OUT, 726 7, 0, NULL, 0), 727 SND_SOC_DAPM_PGA("HP Right Out", M98088_REG_4D_PWR_EN_OUT, 728 6, 0, NULL, 0), 729 730 SND_SOC_DAPM_PGA("SPK Left Out", M98088_REG_4D_PWR_EN_OUT, 731 5, 0, NULL, 0), 732 SND_SOC_DAPM_PGA("SPK Right Out", M98088_REG_4D_PWR_EN_OUT, 733 4, 0, NULL, 0), 734 735 SND_SOC_DAPM_PGA("REC Left Out", M98088_REG_4D_PWR_EN_OUT, 736 3, 0, NULL, 0), 737 SND_SOC_DAPM_PGA("REC Right Out", M98088_REG_4D_PWR_EN_OUT, 738 2, 0, NULL, 0), 739 740 SND_SOC_DAPM_MUX("External MIC", SND_SOC_NOPM, 0, 0, 741 &max98088_extmic_mux), 742 743 SND_SOC_DAPM_MIXER("Left HP Mixer", SND_SOC_NOPM, 0, 0, 744 &max98088_left_hp_mixer_controls[0], 745 ARRAY_SIZE(max98088_left_hp_mixer_controls)), 746 747 SND_SOC_DAPM_MIXER("Right HP Mixer", SND_SOC_NOPM, 0, 0, 748 &max98088_right_hp_mixer_controls[0], 749 ARRAY_SIZE(max98088_right_hp_mixer_controls)), 750 751 SND_SOC_DAPM_MIXER("Left SPK Mixer", SND_SOC_NOPM, 0, 0, 752 &max98088_left_speaker_mixer_controls[0], 753 ARRAY_SIZE(max98088_left_speaker_mixer_controls)), 754 755 SND_SOC_DAPM_MIXER("Right SPK Mixer", SND_SOC_NOPM, 0, 0, 756 &max98088_right_speaker_mixer_controls[0], 757 ARRAY_SIZE(max98088_right_speaker_mixer_controls)), 758 759 SND_SOC_DAPM_MIXER("Left REC Mixer", SND_SOC_NOPM, 0, 0, 760 &max98088_left_rec_mixer_controls[0], 761 ARRAY_SIZE(max98088_left_rec_mixer_controls)), 762 763 SND_SOC_DAPM_MIXER("Right REC Mixer", SND_SOC_NOPM, 0, 0, 764 &max98088_right_rec_mixer_controls[0], 765 ARRAY_SIZE(max98088_right_rec_mixer_controls)), 766 767 SND_SOC_DAPM_MIXER("Left ADC Mixer", SND_SOC_NOPM, 0, 0, 768 &max98088_left_ADC_mixer_controls[0], 769 ARRAY_SIZE(max98088_left_ADC_mixer_controls)), 770 771 SND_SOC_DAPM_MIXER("Right ADC Mixer", SND_SOC_NOPM, 0, 0, 772 &max98088_right_ADC_mixer_controls[0], 773 ARRAY_SIZE(max98088_right_ADC_mixer_controls)), 774 775 SND_SOC_DAPM_PGA_E("MIC1 Input", M98088_REG_35_LVL_MIC1, 776 5, 0, NULL, 0, max98088_mic_event, 777 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 778 779 SND_SOC_DAPM_PGA_E("MIC2 Input", M98088_REG_36_LVL_MIC2, 780 5, 0, NULL, 0, max98088_mic_event, 781 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 782 783 SND_SOC_DAPM_PGA_E("INA1 Input", M98088_REG_4C_PWR_EN_IN, 784 7, 0, NULL, 0, max98088_pga_ina1_event, 785 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 786 787 SND_SOC_DAPM_PGA_E("INA2 Input", M98088_REG_4C_PWR_EN_IN, 788 7, 0, NULL, 0, max98088_pga_ina2_event, 789 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 790 791 SND_SOC_DAPM_PGA_E("INB1 Input", M98088_REG_4C_PWR_EN_IN, 792 6, 0, NULL, 0, max98088_pga_inb1_event, 793 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 794 795 SND_SOC_DAPM_PGA_E("INB2 Input", M98088_REG_4C_PWR_EN_IN, 796 6, 0, NULL, 0, max98088_pga_inb2_event, 797 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), 798 799 SND_SOC_DAPM_MICBIAS("MICBIAS", M98088_REG_4C_PWR_EN_IN, 3, 0), 800 801 SND_SOC_DAPM_OUTPUT("HPL"), 802 SND_SOC_DAPM_OUTPUT("HPR"), 803 SND_SOC_DAPM_OUTPUT("SPKL"), 804 SND_SOC_DAPM_OUTPUT("SPKR"), 805 SND_SOC_DAPM_OUTPUT("RECL"), 806 SND_SOC_DAPM_OUTPUT("RECR"), 807 808 SND_SOC_DAPM_INPUT("MIC1"), 809 SND_SOC_DAPM_INPUT("MIC2"), 810 SND_SOC_DAPM_INPUT("INA1"), 811 SND_SOC_DAPM_INPUT("INA2"), 812 SND_SOC_DAPM_INPUT("INB1"), 813 SND_SOC_DAPM_INPUT("INB2"), 814 }; 815 816 static const struct snd_soc_dapm_route max98088_audio_map[] = { 817 /* Left headphone output mixer */ 818 {"Left HP Mixer", "Left DAC1 Switch", "DACL1"}, 819 {"Left HP Mixer", "Left DAC2 Switch", "DACL2"}, 820 {"Left HP Mixer", "Right DAC1 Switch", "DACR1"}, 821 {"Left HP Mixer", "Right DAC2 Switch", "DACR2"}, 822 {"Left HP Mixer", "MIC1 Switch", "MIC1 Input"}, 823 {"Left HP Mixer", "MIC2 Switch", "MIC2 Input"}, 824 {"Left HP Mixer", "INA1 Switch", "INA1 Input"}, 825 {"Left HP Mixer", "INA2 Switch", "INA2 Input"}, 826 {"Left HP Mixer", "INB1 Switch", "INB1 Input"}, 827 {"Left HP Mixer", "INB2 Switch", "INB2 Input"}, 828 829 /* Right headphone output mixer */ 830 {"Right HP Mixer", "Left DAC1 Switch", "DACL1"}, 831 {"Right HP Mixer", "Left DAC2 Switch", "DACL2" }, 832 {"Right HP Mixer", "Right DAC1 Switch", "DACR1"}, 833 {"Right HP Mixer", "Right DAC2 Switch", "DACR2"}, 834 {"Right HP Mixer", "MIC1 Switch", "MIC1 Input"}, 835 {"Right HP Mixer", "MIC2 Switch", "MIC2 Input"}, 836 {"Right HP Mixer", "INA1 Switch", "INA1 Input"}, 837 {"Right HP Mixer", "INA2 Switch", "INA2 Input"}, 838 {"Right HP Mixer", "INB1 Switch", "INB1 Input"}, 839 {"Right HP Mixer", "INB2 Switch", "INB2 Input"}, 840 841 /* Left speaker output mixer */ 842 {"Left SPK Mixer", "Left DAC1 Switch", "DACL1"}, 843 {"Left SPK Mixer", "Left DAC2 Switch", "DACL2"}, 844 {"Left SPK Mixer", "Right DAC1 Switch", "DACR1"}, 845 {"Left SPK Mixer", "Right DAC2 Switch", "DACR2"}, 846 {"Left SPK Mixer", "MIC1 Switch", "MIC1 Input"}, 847 {"Left SPK Mixer", "MIC2 Switch", "MIC2 Input"}, 848 {"Left SPK Mixer", "INA1 Switch", "INA1 Input"}, 849 {"Left SPK Mixer", "INA2 Switch", "INA2 Input"}, 850 {"Left SPK Mixer", "INB1 Switch", "INB1 Input"}, 851 {"Left SPK Mixer", "INB2 Switch", "INB2 Input"}, 852 853 /* Right speaker output mixer */ 854 {"Right SPK Mixer", "Left DAC1 Switch", "DACL1"}, 855 {"Right SPK Mixer", "Left DAC2 Switch", "DACL2"}, 856 {"Right SPK Mixer", "Right DAC1 Switch", "DACR1"}, 857 {"Right SPK Mixer", "Right DAC2 Switch", "DACR2"}, 858 {"Right SPK Mixer", "MIC1 Switch", "MIC1 Input"}, 859 {"Right SPK Mixer", "MIC2 Switch", "MIC2 Input"}, 860 {"Right SPK Mixer", "INA1 Switch", "INA1 Input"}, 861 {"Right SPK Mixer", "INA2 Switch", "INA2 Input"}, 862 {"Right SPK Mixer", "INB1 Switch", "INB1 Input"}, 863 {"Right SPK Mixer", "INB2 Switch", "INB2 Input"}, 864 865 /* Earpiece/Receiver output mixer */ 866 {"Left REC Mixer", "Left DAC1 Switch", "DACL1"}, 867 {"Left REC Mixer", "Left DAC2 Switch", "DACL2"}, 868 {"Left REC Mixer", "Right DAC1 Switch", "DACR1"}, 869 {"Left REC Mixer", "Right DAC2 Switch", "DACR2"}, 870 {"Left REC Mixer", "MIC1 Switch", "MIC1 Input"}, 871 {"Left REC Mixer", "MIC2 Switch", "MIC2 Input"}, 872 {"Left REC Mixer", "INA1 Switch", "INA1 Input"}, 873 {"Left REC Mixer", "INA2 Switch", "INA2 Input"}, 874 {"Left REC Mixer", "INB1 Switch", "INB1 Input"}, 875 {"Left REC Mixer", "INB2 Switch", "INB2 Input"}, 876 877 /* Earpiece/Receiver output mixer */ 878 {"Right REC Mixer", "Left DAC1 Switch", "DACL1"}, 879 {"Right REC Mixer", "Left DAC2 Switch", "DACL2"}, 880 {"Right REC Mixer", "Right DAC1 Switch", "DACR1"}, 881 {"Right REC Mixer", "Right DAC2 Switch", "DACR2"}, 882 {"Right REC Mixer", "MIC1 Switch", "MIC1 Input"}, 883 {"Right REC Mixer", "MIC2 Switch", "MIC2 Input"}, 884 {"Right REC Mixer", "INA1 Switch", "INA1 Input"}, 885 {"Right REC Mixer", "INA2 Switch", "INA2 Input"}, 886 {"Right REC Mixer", "INB1 Switch", "INB1 Input"}, 887 {"Right REC Mixer", "INB2 Switch", "INB2 Input"}, 888 889 {"HP Left Out", NULL, "Left HP Mixer"}, 890 {"HP Right Out", NULL, "Right HP Mixer"}, 891 {"SPK Left Out", NULL, "Left SPK Mixer"}, 892 {"SPK Right Out", NULL, "Right SPK Mixer"}, 893 {"REC Left Out", NULL, "Left REC Mixer"}, 894 {"REC Right Out", NULL, "Right REC Mixer"}, 895 896 {"HPL", NULL, "HP Left Out"}, 897 {"HPR", NULL, "HP Right Out"}, 898 {"SPKL", NULL, "SPK Left Out"}, 899 {"SPKR", NULL, "SPK Right Out"}, 900 {"RECL", NULL, "REC Left Out"}, 901 {"RECR", NULL, "REC Right Out"}, 902 903 /* Left ADC input mixer */ 904 {"Left ADC Mixer", "MIC1 Switch", "MIC1 Input"}, 905 {"Left ADC Mixer", "MIC2 Switch", "MIC2 Input"}, 906 {"Left ADC Mixer", "INA1 Switch", "INA1 Input"}, 907 {"Left ADC Mixer", "INA2 Switch", "INA2 Input"}, 908 {"Left ADC Mixer", "INB1 Switch", "INB1 Input"}, 909 {"Left ADC Mixer", "INB2 Switch", "INB2 Input"}, 910 911 /* Right ADC input mixer */ 912 {"Right ADC Mixer", "MIC1 Switch", "MIC1 Input"}, 913 {"Right ADC Mixer", "MIC2 Switch", "MIC2 Input"}, 914 {"Right ADC Mixer", "INA1 Switch", "INA1 Input"}, 915 {"Right ADC Mixer", "INA2 Switch", "INA2 Input"}, 916 {"Right ADC Mixer", "INB1 Switch", "INB1 Input"}, 917 {"Right ADC Mixer", "INB2 Switch", "INB2 Input"}, 918 919 /* Inputs */ 920 {"ADCL", NULL, "Left ADC Mixer"}, 921 {"ADCR", NULL, "Right ADC Mixer"}, 922 {"INA1 Input", NULL, "INA1"}, 923 {"INA2 Input", NULL, "INA2"}, 924 {"INB1 Input", NULL, "INB1"}, 925 {"INB2 Input", NULL, "INB2"}, 926 {"MIC1 Input", NULL, "MIC1"}, 927 {"MIC2 Input", NULL, "MIC2"}, 928 }; 929 930 /* codec mclk clock divider coefficients */ 931 static const struct { 932 u32 rate; 933 u8 sr; 934 } rate_table[] = { 935 {8000, 0x10}, 936 {11025, 0x20}, 937 {16000, 0x30}, 938 {22050, 0x40}, 939 {24000, 0x50}, 940 {32000, 0x60}, 941 {44100, 0x70}, 942 {48000, 0x80}, 943 {88200, 0x90}, 944 {96000, 0xA0}, 945 }; 946 947 static inline int rate_value(int rate, u8 *value) 948 { 949 int i; 950 951 for (i = 0; i < ARRAY_SIZE(rate_table); i++) { 952 if (rate_table[i].rate >= rate) { 953 *value = rate_table[i].sr; 954 return 0; 955 } 956 } 957 *value = rate_table[0].sr; 958 return -EINVAL; 959 } 960 961 static int max98088_dai1_hw_params(struct snd_pcm_substream *substream, 962 struct snd_pcm_hw_params *params, 963 struct snd_soc_dai *dai) 964 { 965 struct snd_soc_component *component = dai->component; 966 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 967 struct max98088_cdata *cdata; 968 unsigned long long ni; 969 unsigned int rate; 970 u8 regval; 971 972 cdata = &max98088->dai[0]; 973 974 rate = params_rate(params); 975 976 switch (params_width(params)) { 977 case 16: 978 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, 979 M98088_DAI_WS, 0); 980 break; 981 case 24: 982 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, 983 M98088_DAI_WS, M98088_DAI_WS); 984 break; 985 default: 986 return -EINVAL; 987 } 988 989 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); 990 991 if (rate_value(rate, ®val)) 992 return -EINVAL; 993 994 snd_soc_component_update_bits(component, M98088_REG_11_DAI1_CLKMODE, 995 M98088_CLKMODE_MASK, regval); 996 cdata->rate = rate; 997 998 /* Configure NI when operating as master */ 999 if (snd_soc_component_read32(component, M98088_REG_14_DAI1_FORMAT) 1000 & M98088_DAI_MAS) { 1001 if (max98088->sysclk == 0) { 1002 dev_err(component->dev, "Invalid system clock frequency\n"); 1003 return -EINVAL; 1004 } 1005 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) 1006 * (unsigned long long int)rate; 1007 do_div(ni, (unsigned long long int)max98088->sysclk); 1008 snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI, 1009 (ni >> 8) & 0x7F); 1010 snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO, 1011 ni & 0xFF); 1012 } 1013 1014 /* Update sample rate mode */ 1015 if (rate < 50000) 1016 snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS, 1017 M98088_DAI_DHF, 0); 1018 else 1019 snd_soc_component_update_bits(component, M98088_REG_18_DAI1_FILTERS, 1020 M98088_DAI_DHF, M98088_DAI_DHF); 1021 1022 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 1023 M98088_SHDNRUN); 1024 1025 return 0; 1026 } 1027 1028 static int max98088_dai2_hw_params(struct snd_pcm_substream *substream, 1029 struct snd_pcm_hw_params *params, 1030 struct snd_soc_dai *dai) 1031 { 1032 struct snd_soc_component *component = dai->component; 1033 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1034 struct max98088_cdata *cdata; 1035 unsigned long long ni; 1036 unsigned int rate; 1037 u8 regval; 1038 1039 cdata = &max98088->dai[1]; 1040 1041 rate = params_rate(params); 1042 1043 switch (params_width(params)) { 1044 case 16: 1045 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, 1046 M98088_DAI_WS, 0); 1047 break; 1048 case 24: 1049 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, 1050 M98088_DAI_WS, M98088_DAI_WS); 1051 break; 1052 default: 1053 return -EINVAL; 1054 } 1055 1056 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 0); 1057 1058 if (rate_value(rate, ®val)) 1059 return -EINVAL; 1060 1061 snd_soc_component_update_bits(component, M98088_REG_19_DAI2_CLKMODE, 1062 M98088_CLKMODE_MASK, regval); 1063 cdata->rate = rate; 1064 1065 /* Configure NI when operating as master */ 1066 if (snd_soc_component_read32(component, M98088_REG_1C_DAI2_FORMAT) 1067 & M98088_DAI_MAS) { 1068 if (max98088->sysclk == 0) { 1069 dev_err(component->dev, "Invalid system clock frequency\n"); 1070 return -EINVAL; 1071 } 1072 ni = 65536ULL * (rate < 50000 ? 96ULL : 48ULL) 1073 * (unsigned long long int)rate; 1074 do_div(ni, (unsigned long long int)max98088->sysclk); 1075 snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI, 1076 (ni >> 8) & 0x7F); 1077 snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO, 1078 ni & 0xFF); 1079 } 1080 1081 /* Update sample rate mode */ 1082 if (rate < 50000) 1083 snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS, 1084 M98088_DAI_DHF, 0); 1085 else 1086 snd_soc_component_update_bits(component, M98088_REG_20_DAI2_FILTERS, 1087 M98088_DAI_DHF, M98088_DAI_DHF); 1088 1089 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, M98088_SHDNRUN, 1090 M98088_SHDNRUN); 1091 1092 return 0; 1093 } 1094 1095 static int max98088_dai_set_sysclk(struct snd_soc_dai *dai, 1096 int clk_id, unsigned int freq, int dir) 1097 { 1098 struct snd_soc_component *component = dai->component; 1099 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1100 1101 /* Requested clock frequency is already setup */ 1102 if (freq == max98088->sysclk) 1103 return 0; 1104 1105 if (!IS_ERR(max98088->mclk)) { 1106 freq = clk_round_rate(max98088->mclk, freq); 1107 clk_set_rate(max98088->mclk, freq); 1108 } 1109 1110 /* Setup clocks for slave mode, and using the PLL 1111 * PSCLK = 0x01 (when master clk is 10MHz to 20MHz) 1112 * 0x02 (when master clk is 20MHz to 30MHz).. 1113 */ 1114 if ((freq >= 10000000) && (freq < 20000000)) { 1115 snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x10); 1116 } else if ((freq >= 20000000) && (freq < 30000000)) { 1117 snd_soc_component_write(component, M98088_REG_10_SYS_CLK, 0x20); 1118 } else { 1119 dev_err(component->dev, "Invalid master clock frequency\n"); 1120 return -EINVAL; 1121 } 1122 1123 if (snd_soc_component_read32(component, M98088_REG_51_PWR_SYS) & M98088_SHDNRUN) { 1124 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, 1125 M98088_SHDNRUN, 0); 1126 snd_soc_component_update_bits(component, M98088_REG_51_PWR_SYS, 1127 M98088_SHDNRUN, M98088_SHDNRUN); 1128 } 1129 1130 dev_dbg(dai->dev, "Clock source is %d at %uHz\n", clk_id, freq); 1131 1132 max98088->sysclk = freq; 1133 return 0; 1134 } 1135 1136 static int max98088_dai1_set_fmt(struct snd_soc_dai *codec_dai, 1137 unsigned int fmt) 1138 { 1139 struct snd_soc_component *component = codec_dai->component; 1140 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1141 struct max98088_cdata *cdata; 1142 u8 reg15val; 1143 u8 reg14val = 0; 1144 1145 cdata = &max98088->dai[0]; 1146 1147 if (fmt != cdata->fmt) { 1148 cdata->fmt = fmt; 1149 1150 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1151 case SND_SOC_DAIFMT_CBS_CFS: 1152 /* Slave mode PLL */ 1153 snd_soc_component_write(component, M98088_REG_12_DAI1_CLKCFG_HI, 1154 0x80); 1155 snd_soc_component_write(component, M98088_REG_13_DAI1_CLKCFG_LO, 1156 0x00); 1157 break; 1158 case SND_SOC_DAIFMT_CBM_CFM: 1159 /* Set to master mode */ 1160 reg14val |= M98088_DAI_MAS; 1161 break; 1162 case SND_SOC_DAIFMT_CBS_CFM: 1163 case SND_SOC_DAIFMT_CBM_CFS: 1164 default: 1165 dev_err(component->dev, "Clock mode unsupported"); 1166 return -EINVAL; 1167 } 1168 1169 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1170 case SND_SOC_DAIFMT_I2S: 1171 reg14val |= M98088_DAI_DLY; 1172 break; 1173 case SND_SOC_DAIFMT_LEFT_J: 1174 break; 1175 default: 1176 return -EINVAL; 1177 } 1178 1179 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1180 case SND_SOC_DAIFMT_NB_NF: 1181 break; 1182 case SND_SOC_DAIFMT_NB_IF: 1183 reg14val |= M98088_DAI_WCI; 1184 break; 1185 case SND_SOC_DAIFMT_IB_NF: 1186 reg14val |= M98088_DAI_BCI; 1187 break; 1188 case SND_SOC_DAIFMT_IB_IF: 1189 reg14val |= M98088_DAI_BCI|M98088_DAI_WCI; 1190 break; 1191 default: 1192 return -EINVAL; 1193 } 1194 1195 snd_soc_component_update_bits(component, M98088_REG_14_DAI1_FORMAT, 1196 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | 1197 M98088_DAI_WCI, reg14val); 1198 1199 reg15val = M98088_DAI_BSEL64; 1200 if (max98088->digmic) 1201 reg15val |= M98088_DAI_OSR64; 1202 snd_soc_component_write(component, M98088_REG_15_DAI1_CLOCK, reg15val); 1203 } 1204 1205 return 0; 1206 } 1207 1208 static int max98088_dai2_set_fmt(struct snd_soc_dai *codec_dai, 1209 unsigned int fmt) 1210 { 1211 struct snd_soc_component *component = codec_dai->component; 1212 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1213 struct max98088_cdata *cdata; 1214 u8 reg1Cval = 0; 1215 1216 cdata = &max98088->dai[1]; 1217 1218 if (fmt != cdata->fmt) { 1219 cdata->fmt = fmt; 1220 1221 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1222 case SND_SOC_DAIFMT_CBS_CFS: 1223 /* Slave mode PLL */ 1224 snd_soc_component_write(component, M98088_REG_1A_DAI2_CLKCFG_HI, 1225 0x80); 1226 snd_soc_component_write(component, M98088_REG_1B_DAI2_CLKCFG_LO, 1227 0x00); 1228 break; 1229 case SND_SOC_DAIFMT_CBM_CFM: 1230 /* Set to master mode */ 1231 reg1Cval |= M98088_DAI_MAS; 1232 break; 1233 case SND_SOC_DAIFMT_CBS_CFM: 1234 case SND_SOC_DAIFMT_CBM_CFS: 1235 default: 1236 dev_err(component->dev, "Clock mode unsupported"); 1237 return -EINVAL; 1238 } 1239 1240 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1241 case SND_SOC_DAIFMT_I2S: 1242 reg1Cval |= M98088_DAI_DLY; 1243 break; 1244 case SND_SOC_DAIFMT_LEFT_J: 1245 break; 1246 default: 1247 return -EINVAL; 1248 } 1249 1250 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1251 case SND_SOC_DAIFMT_NB_NF: 1252 break; 1253 case SND_SOC_DAIFMT_NB_IF: 1254 reg1Cval |= M98088_DAI_WCI; 1255 break; 1256 case SND_SOC_DAIFMT_IB_NF: 1257 reg1Cval |= M98088_DAI_BCI; 1258 break; 1259 case SND_SOC_DAIFMT_IB_IF: 1260 reg1Cval |= M98088_DAI_BCI|M98088_DAI_WCI; 1261 break; 1262 default: 1263 return -EINVAL; 1264 } 1265 1266 snd_soc_component_update_bits(component, M98088_REG_1C_DAI2_FORMAT, 1267 M98088_DAI_MAS | M98088_DAI_DLY | M98088_DAI_BCI | 1268 M98088_DAI_WCI, reg1Cval); 1269 1270 snd_soc_component_write(component, M98088_REG_1D_DAI2_CLOCK, 1271 M98088_DAI_BSEL64); 1272 } 1273 1274 return 0; 1275 } 1276 1277 static int max98088_dai1_digital_mute(struct snd_soc_dai *codec_dai, int mute) 1278 { 1279 struct snd_soc_component *component = codec_dai->component; 1280 int reg; 1281 1282 if (mute) 1283 reg = M98088_DAI_MUTE; 1284 else 1285 reg = 0; 1286 1287 snd_soc_component_update_bits(component, M98088_REG_2F_LVL_DAI1_PLAY, 1288 M98088_DAI_MUTE_MASK, reg); 1289 return 0; 1290 } 1291 1292 static int max98088_dai2_digital_mute(struct snd_soc_dai *codec_dai, int mute) 1293 { 1294 struct snd_soc_component *component = codec_dai->component; 1295 int reg; 1296 1297 if (mute) 1298 reg = M98088_DAI_MUTE; 1299 else 1300 reg = 0; 1301 1302 snd_soc_component_update_bits(component, M98088_REG_31_LVL_DAI2_PLAY, 1303 M98088_DAI_MUTE_MASK, reg); 1304 return 0; 1305 } 1306 1307 static int max98088_set_bias_level(struct snd_soc_component *component, 1308 enum snd_soc_bias_level level) 1309 { 1310 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1311 1312 switch (level) { 1313 case SND_SOC_BIAS_ON: 1314 break; 1315 1316 case SND_SOC_BIAS_PREPARE: 1317 /* 1318 * SND_SOC_BIAS_PREPARE is called while preparing for a 1319 * transition to ON or away from ON. If current bias_level 1320 * is SND_SOC_BIAS_ON, then it is preparing for a transition 1321 * away from ON. Disable the clock in that case, otherwise 1322 * enable it. 1323 */ 1324 if (!IS_ERR(max98088->mclk)) { 1325 if (snd_soc_component_get_bias_level(component) == 1326 SND_SOC_BIAS_ON) 1327 clk_disable_unprepare(max98088->mclk); 1328 else 1329 clk_prepare_enable(max98088->mclk); 1330 } 1331 break; 1332 1333 case SND_SOC_BIAS_STANDBY: 1334 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) 1335 regcache_sync(max98088->regmap); 1336 1337 snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN, 1338 M98088_MBEN, M98088_MBEN); 1339 break; 1340 1341 case SND_SOC_BIAS_OFF: 1342 snd_soc_component_update_bits(component, M98088_REG_4C_PWR_EN_IN, 1343 M98088_MBEN, 0); 1344 regcache_mark_dirty(max98088->regmap); 1345 break; 1346 } 1347 return 0; 1348 } 1349 1350 #define MAX98088_RATES SNDRV_PCM_RATE_8000_96000 1351 #define MAX98088_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) 1352 1353 static const struct snd_soc_dai_ops max98088_dai1_ops = { 1354 .set_sysclk = max98088_dai_set_sysclk, 1355 .set_fmt = max98088_dai1_set_fmt, 1356 .hw_params = max98088_dai1_hw_params, 1357 .digital_mute = max98088_dai1_digital_mute, 1358 }; 1359 1360 static const struct snd_soc_dai_ops max98088_dai2_ops = { 1361 .set_sysclk = max98088_dai_set_sysclk, 1362 .set_fmt = max98088_dai2_set_fmt, 1363 .hw_params = max98088_dai2_hw_params, 1364 .digital_mute = max98088_dai2_digital_mute, 1365 }; 1366 1367 static struct snd_soc_dai_driver max98088_dai[] = { 1368 { 1369 .name = "HiFi", 1370 .playback = { 1371 .stream_name = "HiFi Playback", 1372 .channels_min = 1, 1373 .channels_max = 2, 1374 .rates = MAX98088_RATES, 1375 .formats = MAX98088_FORMATS, 1376 }, 1377 .capture = { 1378 .stream_name = "HiFi Capture", 1379 .channels_min = 1, 1380 .channels_max = 2, 1381 .rates = MAX98088_RATES, 1382 .formats = MAX98088_FORMATS, 1383 }, 1384 .ops = &max98088_dai1_ops, 1385 }, 1386 { 1387 .name = "Aux", 1388 .playback = { 1389 .stream_name = "Aux Playback", 1390 .channels_min = 1, 1391 .channels_max = 2, 1392 .rates = MAX98088_RATES, 1393 .formats = MAX98088_FORMATS, 1394 }, 1395 .ops = &max98088_dai2_ops, 1396 } 1397 }; 1398 1399 static const char *eq_mode_name[] = {"EQ1 Mode", "EQ2 Mode"}; 1400 1401 static int max98088_get_channel(struct snd_soc_component *component, const char *name) 1402 { 1403 int ret; 1404 1405 ret = match_string(eq_mode_name, ARRAY_SIZE(eq_mode_name), name); 1406 if (ret < 0) 1407 dev_err(component->dev, "Bad EQ channel name '%s'\n", name); 1408 return ret; 1409 } 1410 1411 static void max98088_setup_eq1(struct snd_soc_component *component) 1412 { 1413 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1414 struct max98088_pdata *pdata = max98088->pdata; 1415 struct max98088_eq_cfg *coef_set; 1416 int best, best_val, save, i, sel, fs; 1417 struct max98088_cdata *cdata; 1418 1419 cdata = &max98088->dai[0]; 1420 1421 if (!pdata || !max98088->eq_textcnt) 1422 return; 1423 1424 /* Find the selected configuration with nearest sample rate */ 1425 fs = cdata->rate; 1426 sel = cdata->eq_sel; 1427 1428 best = 0; 1429 best_val = INT_MAX; 1430 for (i = 0; i < pdata->eq_cfgcnt; i++) { 1431 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && 1432 abs(pdata->eq_cfg[i].rate - fs) < best_val) { 1433 best = i; 1434 best_val = abs(pdata->eq_cfg[i].rate - fs); 1435 } 1436 } 1437 1438 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n", 1439 pdata->eq_cfg[best].name, 1440 pdata->eq_cfg[best].rate, fs); 1441 1442 /* Disable EQ while configuring, and save current on/off state */ 1443 save = snd_soc_component_read32(component, M98088_REG_49_CFG_LEVEL); 1444 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, 0); 1445 1446 coef_set = &pdata->eq_cfg[sel]; 1447 1448 m98088_eq_band(component, 0, 0, coef_set->band1); 1449 m98088_eq_band(component, 0, 1, coef_set->band2); 1450 m98088_eq_band(component, 0, 2, coef_set->band3); 1451 m98088_eq_band(component, 0, 3, coef_set->band4); 1452 m98088_eq_band(component, 0, 4, coef_set->band5); 1453 1454 /* Restore the original on/off state */ 1455 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ1EN, save); 1456 } 1457 1458 static void max98088_setup_eq2(struct snd_soc_component *component) 1459 { 1460 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1461 struct max98088_pdata *pdata = max98088->pdata; 1462 struct max98088_eq_cfg *coef_set; 1463 int best, best_val, save, i, sel, fs; 1464 struct max98088_cdata *cdata; 1465 1466 cdata = &max98088->dai[1]; 1467 1468 if (!pdata || !max98088->eq_textcnt) 1469 return; 1470 1471 /* Find the selected configuration with nearest sample rate */ 1472 fs = cdata->rate; 1473 1474 sel = cdata->eq_sel; 1475 best = 0; 1476 best_val = INT_MAX; 1477 for (i = 0; i < pdata->eq_cfgcnt; i++) { 1478 if (strcmp(pdata->eq_cfg[i].name, max98088->eq_texts[sel]) == 0 && 1479 abs(pdata->eq_cfg[i].rate - fs) < best_val) { 1480 best = i; 1481 best_val = abs(pdata->eq_cfg[i].rate - fs); 1482 } 1483 } 1484 1485 dev_dbg(component->dev, "Selected %s/%dHz for %dHz sample rate\n", 1486 pdata->eq_cfg[best].name, 1487 pdata->eq_cfg[best].rate, fs); 1488 1489 /* Disable EQ while configuring, and save current on/off state */ 1490 save = snd_soc_component_read32(component, M98088_REG_49_CFG_LEVEL); 1491 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 0); 1492 1493 coef_set = &pdata->eq_cfg[sel]; 1494 1495 m98088_eq_band(component, 1, 0, coef_set->band1); 1496 m98088_eq_band(component, 1, 1, coef_set->band2); 1497 m98088_eq_band(component, 1, 2, coef_set->band3); 1498 m98088_eq_band(component, 1, 3, coef_set->band4); 1499 m98088_eq_band(component, 1, 4, coef_set->band5); 1500 1501 /* Restore the original on/off state */ 1502 snd_soc_component_update_bits(component, M98088_REG_49_CFG_LEVEL, M98088_EQ2EN, 1503 save); 1504 } 1505 1506 static int max98088_put_eq_enum(struct snd_kcontrol *kcontrol, 1507 struct snd_ctl_elem_value *ucontrol) 1508 { 1509 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 1510 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1511 struct max98088_pdata *pdata = max98088->pdata; 1512 int channel = max98088_get_channel(component, kcontrol->id.name); 1513 struct max98088_cdata *cdata; 1514 int sel = ucontrol->value.enumerated.item[0]; 1515 1516 if (channel < 0) 1517 return channel; 1518 1519 cdata = &max98088->dai[channel]; 1520 1521 if (sel >= pdata->eq_cfgcnt) 1522 return -EINVAL; 1523 1524 cdata->eq_sel = sel; 1525 1526 switch (channel) { 1527 case 0: 1528 max98088_setup_eq1(component); 1529 break; 1530 case 1: 1531 max98088_setup_eq2(component); 1532 break; 1533 } 1534 1535 return 0; 1536 } 1537 1538 static int max98088_get_eq_enum(struct snd_kcontrol *kcontrol, 1539 struct snd_ctl_elem_value *ucontrol) 1540 { 1541 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 1542 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1543 int channel = max98088_get_channel(component, kcontrol->id.name); 1544 struct max98088_cdata *cdata; 1545 1546 if (channel < 0) 1547 return channel; 1548 1549 cdata = &max98088->dai[channel]; 1550 ucontrol->value.enumerated.item[0] = cdata->eq_sel; 1551 return 0; 1552 } 1553 1554 static void max98088_handle_eq_pdata(struct snd_soc_component *component) 1555 { 1556 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1557 struct max98088_pdata *pdata = max98088->pdata; 1558 struct max98088_eq_cfg *cfg; 1559 unsigned int cfgcnt; 1560 int i, j; 1561 const char **t; 1562 int ret; 1563 struct snd_kcontrol_new controls[] = { 1564 SOC_ENUM_EXT((char *)eq_mode_name[0], 1565 max98088->eq_enum, 1566 max98088_get_eq_enum, 1567 max98088_put_eq_enum), 1568 SOC_ENUM_EXT((char *)eq_mode_name[1], 1569 max98088->eq_enum, 1570 max98088_get_eq_enum, 1571 max98088_put_eq_enum), 1572 }; 1573 BUILD_BUG_ON(ARRAY_SIZE(controls) != ARRAY_SIZE(eq_mode_name)); 1574 1575 cfg = pdata->eq_cfg; 1576 cfgcnt = pdata->eq_cfgcnt; 1577 1578 /* Setup an array of texts for the equalizer enum. 1579 * This is based on Mark Brown's equalizer driver code. 1580 */ 1581 max98088->eq_textcnt = 0; 1582 max98088->eq_texts = NULL; 1583 for (i = 0; i < cfgcnt; i++) { 1584 for (j = 0; j < max98088->eq_textcnt; j++) { 1585 if (strcmp(cfg[i].name, max98088->eq_texts[j]) == 0) 1586 break; 1587 } 1588 1589 if (j != max98088->eq_textcnt) 1590 continue; 1591 1592 /* Expand the array */ 1593 t = krealloc(max98088->eq_texts, 1594 sizeof(char *) * (max98088->eq_textcnt + 1), 1595 GFP_KERNEL); 1596 if (t == NULL) 1597 continue; 1598 1599 /* Store the new entry */ 1600 t[max98088->eq_textcnt] = cfg[i].name; 1601 max98088->eq_textcnt++; 1602 max98088->eq_texts = t; 1603 } 1604 1605 /* Now point the soc_enum to .texts array items */ 1606 max98088->eq_enum.texts = max98088->eq_texts; 1607 max98088->eq_enum.items = max98088->eq_textcnt; 1608 1609 ret = snd_soc_add_component_controls(component, controls, ARRAY_SIZE(controls)); 1610 if (ret != 0) 1611 dev_err(component->dev, "Failed to add EQ control: %d\n", ret); 1612 } 1613 1614 static void max98088_handle_pdata(struct snd_soc_component *component) 1615 { 1616 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1617 struct max98088_pdata *pdata = max98088->pdata; 1618 u8 regval = 0; 1619 1620 if (!pdata) { 1621 dev_dbg(component->dev, "No platform data\n"); 1622 return; 1623 } 1624 1625 /* Configure mic for analog/digital mic mode */ 1626 if (pdata->digmic_left_mode) 1627 regval |= M98088_DIGMIC_L; 1628 1629 if (pdata->digmic_right_mode) 1630 regval |= M98088_DIGMIC_R; 1631 1632 max98088->digmic = (regval ? 1 : 0); 1633 1634 snd_soc_component_write(component, M98088_REG_48_CFG_MIC, regval); 1635 1636 /* Configure receiver output */ 1637 regval = ((pdata->receiver_mode) ? M98088_REC_LINEMODE : 0); 1638 snd_soc_component_update_bits(component, M98088_REG_2A_MIC_REC_CNTL, 1639 M98088_REC_LINEMODE_MASK, regval); 1640 1641 /* Configure equalizers */ 1642 if (pdata->eq_cfgcnt) 1643 max98088_handle_eq_pdata(component); 1644 } 1645 1646 static int max98088_probe(struct snd_soc_component *component) 1647 { 1648 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1649 struct max98088_cdata *cdata; 1650 int ret = 0; 1651 1652 regcache_mark_dirty(max98088->regmap); 1653 1654 /* initialize private data */ 1655 1656 max98088->sysclk = (unsigned)-1; 1657 max98088->eq_textcnt = 0; 1658 1659 cdata = &max98088->dai[0]; 1660 cdata->rate = (unsigned)-1; 1661 cdata->fmt = (unsigned)-1; 1662 cdata->eq_sel = 0; 1663 1664 cdata = &max98088->dai[1]; 1665 cdata->rate = (unsigned)-1; 1666 cdata->fmt = (unsigned)-1; 1667 cdata->eq_sel = 0; 1668 1669 max98088->ina_state = 0; 1670 max98088->inb_state = 0; 1671 max98088->ex_mode = 0; 1672 max98088->digmic = 0; 1673 max98088->mic1pre = 0; 1674 max98088->mic2pre = 0; 1675 1676 ret = snd_soc_component_read32(component, M98088_REG_FF_REV_ID); 1677 if (ret < 0) { 1678 dev_err(component->dev, "Failed to read device revision: %d\n", 1679 ret); 1680 goto err_access; 1681 } 1682 dev_info(component->dev, "revision %c\n", ret - 0x40 + 'A'); 1683 1684 snd_soc_component_write(component, M98088_REG_51_PWR_SYS, M98088_PWRSV); 1685 1686 snd_soc_component_write(component, M98088_REG_0F_IRQ_ENABLE, 0x00); 1687 1688 snd_soc_component_write(component, M98088_REG_22_MIX_DAC, 1689 M98088_DAI1L_TO_DACL|M98088_DAI2L_TO_DACL| 1690 M98088_DAI1R_TO_DACR|M98088_DAI2R_TO_DACR); 1691 1692 snd_soc_component_write(component, M98088_REG_4E_BIAS_CNTL, 0xF0); 1693 snd_soc_component_write(component, M98088_REG_50_DAC_BIAS2, 0x0F); 1694 1695 snd_soc_component_write(component, M98088_REG_16_DAI1_IOCFG, 1696 M98088_S1NORMAL|M98088_SDATA); 1697 1698 snd_soc_component_write(component, M98088_REG_1E_DAI2_IOCFG, 1699 M98088_S2NORMAL|M98088_SDATA); 1700 1701 max98088_handle_pdata(component); 1702 1703 err_access: 1704 return ret; 1705 } 1706 1707 static void max98088_remove(struct snd_soc_component *component) 1708 { 1709 struct max98088_priv *max98088 = snd_soc_component_get_drvdata(component); 1710 1711 kfree(max98088->eq_texts); 1712 } 1713 1714 static const struct snd_soc_component_driver soc_component_dev_max98088 = { 1715 .probe = max98088_probe, 1716 .remove = max98088_remove, 1717 .set_bias_level = max98088_set_bias_level, 1718 .controls = max98088_snd_controls, 1719 .num_controls = ARRAY_SIZE(max98088_snd_controls), 1720 .dapm_widgets = max98088_dapm_widgets, 1721 .num_dapm_widgets = ARRAY_SIZE(max98088_dapm_widgets), 1722 .dapm_routes = max98088_audio_map, 1723 .num_dapm_routes = ARRAY_SIZE(max98088_audio_map), 1724 .suspend_bias_off = 1, 1725 .idle_bias_on = 1, 1726 .use_pmdown_time = 1, 1727 .endianness = 1, 1728 .non_legacy_dai_naming = 1, 1729 }; 1730 1731 static int max98088_i2c_probe(struct i2c_client *i2c, 1732 const struct i2c_device_id *id) 1733 { 1734 struct max98088_priv *max98088; 1735 int ret; 1736 1737 max98088 = devm_kzalloc(&i2c->dev, sizeof(struct max98088_priv), 1738 GFP_KERNEL); 1739 if (max98088 == NULL) 1740 return -ENOMEM; 1741 1742 max98088->regmap = devm_regmap_init_i2c(i2c, &max98088_regmap); 1743 if (IS_ERR(max98088->regmap)) 1744 return PTR_ERR(max98088->regmap); 1745 1746 max98088->mclk = devm_clk_get(&i2c->dev, "mclk"); 1747 if (IS_ERR(max98088->mclk)) 1748 if (PTR_ERR(max98088->mclk) == -EPROBE_DEFER) 1749 return PTR_ERR(max98088->mclk); 1750 1751 max98088->devtype = id->driver_data; 1752 1753 i2c_set_clientdata(i2c, max98088); 1754 max98088->pdata = i2c->dev.platform_data; 1755 1756 ret = devm_snd_soc_register_component(&i2c->dev, 1757 &soc_component_dev_max98088, &max98088_dai[0], 2); 1758 return ret; 1759 } 1760 1761 static const struct i2c_device_id max98088_i2c_id[] = { 1762 { "max98088", MAX98088 }, 1763 { "max98089", MAX98089 }, 1764 { } 1765 }; 1766 MODULE_DEVICE_TABLE(i2c, max98088_i2c_id); 1767 1768 #if defined(CONFIG_OF) 1769 static const struct of_device_id max98088_of_match[] = { 1770 { .compatible = "maxim,max98088" }, 1771 { .compatible = "maxim,max98089" }, 1772 { } 1773 }; 1774 MODULE_DEVICE_TABLE(of, max98088_of_match); 1775 #endif 1776 1777 static struct i2c_driver max98088_i2c_driver = { 1778 .driver = { 1779 .name = "max98088", 1780 .of_match_table = of_match_ptr(max98088_of_match), 1781 }, 1782 .probe = max98088_i2c_probe, 1783 .id_table = max98088_i2c_id, 1784 }; 1785 1786 module_i2c_driver(max98088_i2c_driver); 1787 1788 MODULE_DESCRIPTION("ALSA SoC MAX98088 driver"); 1789 MODULE_AUTHOR("Peter Hsiang, Jesse Marroquin"); 1790 MODULE_LICENSE("GPL"); 1791