1 /* 2 * DA7213 ALSA SoC Codec Driver 3 * 4 * Copyright (c) 2013 Dialog Semiconductor 5 * 6 * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> 7 * Based on DA9055 ALSA SoC codec driver. 8 * 9 * This program is free software; you can redistribute it and/or modify it 10 * under the terms of the GNU General Public License as published by the 11 * Free Software Foundation; either version 2 of the License, or (at your 12 * option) any later version. 13 */ 14 15 #include <linux/clk.h> 16 #include <linux/delay.h> 17 #include <linux/i2c.h> 18 #include <linux/regmap.h> 19 #include <linux/slab.h> 20 #include <linux/module.h> 21 #include <sound/pcm.h> 22 #include <sound/pcm_params.h> 23 #include <sound/soc.h> 24 #include <sound/initval.h> 25 #include <sound/tlv.h> 26 27 #include <sound/da7213.h> 28 #include "da7213.h" 29 30 31 /* Gain and Volume */ 32 static const DECLARE_TLV_DB_RANGE(aux_vol_tlv, 33 /* -54dB */ 34 0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0), 35 /* -52.5dB to 15dB */ 36 0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0) 37 ); 38 39 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv, 40 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 41 /* -78dB to 12dB */ 42 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0) 43 ); 44 45 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv, 46 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 47 /* 0dB to 36dB */ 48 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0) 49 ); 50 51 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0); 52 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0); 53 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0); 54 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0); 55 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0); 56 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0); 57 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0); 58 59 /* ADC and DAC voice mode (8kHz) high pass cutoff value */ 60 static const char * const da7213_voice_hpf_corner_txt[] = { 61 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 62 }; 63 64 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner, 65 DA7213_DAC_FILTERS1, 66 DA7213_VOICE_HPF_CORNER_SHIFT, 67 da7213_voice_hpf_corner_txt); 68 69 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner, 70 DA7213_ADC_FILTERS1, 71 DA7213_VOICE_HPF_CORNER_SHIFT, 72 da7213_voice_hpf_corner_txt); 73 74 /* ADC and DAC high pass filter cutoff value */ 75 static const char * const da7213_audio_hpf_corner_txt[] = { 76 "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000" 77 }; 78 79 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner, 80 DA7213_DAC_FILTERS1 81 , DA7213_AUDIO_HPF_CORNER_SHIFT, 82 da7213_audio_hpf_corner_txt); 83 84 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner, 85 DA7213_ADC_FILTERS1, 86 DA7213_AUDIO_HPF_CORNER_SHIFT, 87 da7213_audio_hpf_corner_txt); 88 89 /* Gain ramping rate value */ 90 static const char * const da7213_gain_ramp_rate_txt[] = { 91 "nominal rate * 8", "nominal rate * 16", "nominal rate / 16", 92 "nominal rate / 32" 93 }; 94 95 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate, 96 DA7213_GAIN_RAMP_CTRL, 97 DA7213_GAIN_RAMP_RATE_SHIFT, 98 da7213_gain_ramp_rate_txt); 99 100 /* DAC noise gate setup time value */ 101 static const char * const da7213_dac_ng_setup_time_txt[] = { 102 "256 samples", "512 samples", "1024 samples", "2048 samples" 103 }; 104 105 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time, 106 DA7213_DAC_NG_SETUP_TIME, 107 DA7213_DAC_NG_SETUP_TIME_SHIFT, 108 da7213_dac_ng_setup_time_txt); 109 110 /* DAC noise gate rampup rate value */ 111 static const char * const da7213_dac_ng_rampup_txt[] = { 112 "0.02 ms/dB", "0.16 ms/dB" 113 }; 114 115 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate, 116 DA7213_DAC_NG_SETUP_TIME, 117 DA7213_DAC_NG_RAMPUP_RATE_SHIFT, 118 da7213_dac_ng_rampup_txt); 119 120 /* DAC noise gate rampdown rate value */ 121 static const char * const da7213_dac_ng_rampdown_txt[] = { 122 "0.64 ms/dB", "20.48 ms/dB" 123 }; 124 125 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate, 126 DA7213_DAC_NG_SETUP_TIME, 127 DA7213_DAC_NG_RAMPDN_RATE_SHIFT, 128 da7213_dac_ng_rampdown_txt); 129 130 /* DAC soft mute rate value */ 131 static const char * const da7213_dac_soft_mute_rate_txt[] = { 132 "1", "2", "4", "8", "16", "32", "64" 133 }; 134 135 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate, 136 DA7213_DAC_FILTERS5, 137 DA7213_DAC_SOFTMUTE_RATE_SHIFT, 138 da7213_dac_soft_mute_rate_txt); 139 140 /* ALC Attack Rate select */ 141 static const char * const da7213_alc_attack_rate_txt[] = { 142 "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", 143 "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 144 }; 145 146 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate, 147 DA7213_ALC_CTRL2, 148 DA7213_ALC_ATTACK_SHIFT, 149 da7213_alc_attack_rate_txt); 150 151 /* ALC Release Rate select */ 152 static const char * const da7213_alc_release_rate_txt[] = { 153 "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs", 154 "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 155 }; 156 157 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate, 158 DA7213_ALC_CTRL2, 159 DA7213_ALC_RELEASE_SHIFT, 160 da7213_alc_release_rate_txt); 161 162 /* ALC Hold Time select */ 163 static const char * const da7213_alc_hold_time_txt[] = { 164 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", 165 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", 166 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs" 167 }; 168 169 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time, 170 DA7213_ALC_CTRL3, 171 DA7213_ALC_HOLD_SHIFT, 172 da7213_alc_hold_time_txt); 173 174 /* ALC Input Signal Tracking rate select */ 175 static const char * const da7213_alc_integ_rate_txt[] = { 176 "1/4", "1/16", "1/256", "1/65536" 177 }; 178 179 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate, 180 DA7213_ALC_CTRL3, 181 DA7213_ALC_INTEG_ATTACK_SHIFT, 182 da7213_alc_integ_rate_txt); 183 184 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate, 185 DA7213_ALC_CTRL3, 186 DA7213_ALC_INTEG_RELEASE_SHIFT, 187 da7213_alc_integ_rate_txt); 188 189 190 /* 191 * Control Functions 192 */ 193 194 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val) 195 { 196 int mid_data, top_data; 197 int sum = 0; 198 u8 iteration; 199 200 for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS; 201 iteration++) { 202 /* Select the left or right channel and capture data */ 203 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val); 204 205 /* Select middle 8 bits for read back from data register */ 206 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 207 reg_val | DA7213_ALC_DATA_MIDDLE); 208 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 209 210 /* Select top 8 bits for read back from data register */ 211 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 212 reg_val | DA7213_ALC_DATA_TOP); 213 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 214 215 sum += ((mid_data << 8) | (top_data << 16)); 216 } 217 218 return sum / DA7213_ALC_AVG_ITERATIONS; 219 } 220 221 static void da7213_alc_calib_man(struct snd_soc_codec *codec) 222 { 223 u8 reg_val; 224 int avg_left_data, avg_right_data, offset_l, offset_r; 225 226 /* Calculate average for Left and Right data */ 227 /* Left Data */ 228 avg_left_data = da7213_get_alc_data(codec, 229 DA7213_ALC_CIC_OP_CHANNEL_LEFT); 230 /* Right Data */ 231 avg_right_data = da7213_get_alc_data(codec, 232 DA7213_ALC_CIC_OP_CHANNEL_RIGHT); 233 234 /* Calculate DC offset */ 235 offset_l = -avg_left_data; 236 offset_r = -avg_right_data; 237 238 reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8; 239 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val); 240 reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16; 241 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val); 242 243 reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8; 244 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val); 245 reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16; 246 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val); 247 248 /* Enable analog/digital gain mode & offset cancellation */ 249 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 250 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 251 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 252 } 253 254 static void da7213_alc_calib_auto(struct snd_soc_codec *codec) 255 { 256 u8 alc_ctrl1; 257 258 /* Begin auto calibration and wait for completion */ 259 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN, 260 DA7213_ALC_AUTO_CALIB_EN); 261 do { 262 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1); 263 } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN); 264 265 /* If auto calibration fails, fall back to digital gain only mode */ 266 if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) { 267 dev_warn(codec->dev, 268 "ALC auto calibration failed with overflow\n"); 269 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 270 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 271 0); 272 } else { 273 /* Enable analog/digital gain mode & offset cancellation */ 274 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 275 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 276 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 277 } 278 279 } 280 281 static void da7213_alc_calib(struct snd_soc_codec *codec) 282 { 283 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 284 u8 adc_l_ctrl, adc_r_ctrl; 285 u8 mixin_l_sel, mixin_r_sel; 286 u8 mic_1_ctrl, mic_2_ctrl; 287 288 /* Save current values from ADC control registers */ 289 adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL); 290 adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL); 291 292 /* Save current values from MIXIN_L/R_SELECT registers */ 293 mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT); 294 mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT); 295 296 /* Save current values from MIC control registers */ 297 mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL); 298 mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL); 299 300 /* Enable ADC Left and Right */ 301 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN, 302 DA7213_ADC_EN); 303 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN, 304 DA7213_ADC_EN); 305 306 /* Enable MIC paths */ 307 snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT, 308 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 309 DA7213_MIXIN_L_MIX_SELECT_MIC_2, 310 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 311 DA7213_MIXIN_L_MIX_SELECT_MIC_2); 312 snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT, 313 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 314 DA7213_MIXIN_R_MIX_SELECT_MIC_1, 315 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 316 DA7213_MIXIN_R_MIX_SELECT_MIC_1); 317 318 /* Mute MIC PGAs */ 319 snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN, 320 DA7213_MUTE_EN); 321 snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN, 322 DA7213_MUTE_EN); 323 324 /* Perform calibration */ 325 if (da7213->alc_calib_auto) 326 da7213_alc_calib_auto(codec); 327 else 328 da7213_alc_calib_man(codec); 329 330 /* Restore MIXIN_L/R_SELECT registers to their original states */ 331 snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel); 332 snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel); 333 334 /* Restore ADC control registers to their original states */ 335 snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl); 336 snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl); 337 338 /* Restore original values of MIC control registers */ 339 snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl); 340 snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl); 341 } 342 343 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol, 344 struct snd_ctl_elem_value *ucontrol) 345 { 346 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 347 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 348 int ret; 349 350 ret = snd_soc_put_volsw_2r(kcontrol, ucontrol); 351 352 /* If ALC in operation, make sure calibrated offsets are updated */ 353 if ((!ret) && (da7213->alc_en)) 354 da7213_alc_calib(codec); 355 356 return ret; 357 } 358 359 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol, 360 struct snd_ctl_elem_value *ucontrol) 361 { 362 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 363 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 364 365 /* Force ALC offset calibration if enabling ALC */ 366 if (ucontrol->value.integer.value[0] || 367 ucontrol->value.integer.value[1]) { 368 if (!da7213->alc_en) { 369 da7213_alc_calib(codec); 370 da7213->alc_en = true; 371 } 372 } else { 373 da7213->alc_en = false; 374 } 375 376 return snd_soc_put_volsw(kcontrol, ucontrol); 377 } 378 379 380 /* 381 * KControls 382 */ 383 384 static const struct snd_kcontrol_new da7213_snd_controls[] = { 385 386 /* Volume controls */ 387 SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN, 388 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 389 DA7213_NO_INVERT, mic_vol_tlv), 390 SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN, 391 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 392 DA7213_NO_INVERT, mic_vol_tlv), 393 SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN, 394 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX, 395 DA7213_NO_INVERT, aux_vol_tlv), 396 SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN, 397 DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT, 398 DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT, 399 snd_soc_get_volsw_2r, da7213_put_mixin_gain, 400 mixin_gain_tlv), 401 SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN, 402 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX, 403 DA7213_NO_INVERT, digital_gain_tlv), 404 SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN, 405 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX, 406 DA7213_NO_INVERT, digital_gain_tlv), 407 SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN, 408 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX, 409 DA7213_NO_INVERT, hp_vol_tlv), 410 SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN, 411 DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX, 412 DA7213_NO_INVERT, lineout_vol_tlv), 413 414 /* DAC Equalizer controls */ 415 SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT, 416 DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT), 417 SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2, 418 DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX, 419 DA7213_NO_INVERT, eq_gain_tlv), 420 SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2, 421 DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX, 422 DA7213_NO_INVERT, eq_gain_tlv), 423 SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3, 424 DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX, 425 DA7213_NO_INVERT, eq_gain_tlv), 426 SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3, 427 DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX, 428 DA7213_NO_INVERT, eq_gain_tlv), 429 SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4, 430 DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX, 431 DA7213_NO_INVERT, eq_gain_tlv), 432 433 /* High Pass Filter and Voice Mode controls */ 434 SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT, 435 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 436 SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner), 437 SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1, 438 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 439 DA7213_NO_INVERT), 440 SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner), 441 442 SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT, 443 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 444 SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner), 445 SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1, 446 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 447 DA7213_NO_INVERT), 448 SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner), 449 450 /* Mute controls */ 451 SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT, 452 DA7213_MUTE_EN_MAX, DA7213_INVERT), 453 SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT, 454 DA7213_MUTE_EN_MAX, DA7213_INVERT), 455 SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 456 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 457 SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL, 458 DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT, 459 DA7213_MUTE_EN_MAX, DA7213_INVERT), 460 SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL, 461 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 462 SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 463 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 464 SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT, 465 DA7213_MUTE_EN_MAX, DA7213_INVERT), 466 SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5, 467 DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX, 468 DA7213_NO_INVERT), 469 SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate), 470 471 /* Zero Cross controls */ 472 SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 473 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 474 SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL, 475 DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, 476 DA7213_NO_INVERT), 477 SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 478 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 479 480 /* Gain Ramping controls */ 481 SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL, 482 DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 483 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 484 SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL, 485 DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 486 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 487 SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL, 488 DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 489 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 490 SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL, 491 DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 492 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 493 SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL, 494 DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 495 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 496 SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL, 497 DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX, 498 DA7213_NO_INVERT), 499 SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate), 500 501 /* DAC Noise Gate controls */ 502 SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT, 503 DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT), 504 SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time), 505 SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate), 506 SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate), 507 SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD, 508 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 509 DA7213_NO_INVERT), 510 SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD, 511 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 512 DA7213_NO_INVERT), 513 514 /* DAC Routing & Inversion */ 515 SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC, 516 DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT, 517 DA7213_DAC_MONO_MAX, DA7213_NO_INVERT), 518 SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT, 519 DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX, 520 DA7213_NO_INVERT), 521 522 /* DMIC controls */ 523 SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT, 524 DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT, 525 DA7213_DMIC_EN_MAX, DA7213_NO_INVERT), 526 527 /* ALC Controls */ 528 SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT, 529 DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX, 530 DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw), 531 SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate), 532 SOC_ENUM("ALC Release Rate", da7213_alc_release_rate), 533 SOC_ENUM("ALC Hold Time", da7213_alc_hold_time), 534 /* 535 * Rate at which input signal envelope is tracked as the signal gets 536 * larger 537 */ 538 SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate), 539 /* 540 * Rate at which input signal envelope is tracked as the signal gets 541 * smaller 542 */ 543 SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate), 544 SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE, 545 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 546 DA7213_INVERT, alc_threshold_tlv), 547 SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN, 548 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 549 DA7213_INVERT, alc_threshold_tlv), 550 SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX, 551 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 552 DA7213_INVERT, alc_threshold_tlv), 553 SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS, 554 DA7213_ALC_ATTEN_MAX_SHIFT, 555 DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT, 556 alc_gain_tlv), 557 SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS, 558 DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX, 559 DA7213_NO_INVERT, alc_gain_tlv), 560 SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 561 DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 562 DA7213_NO_INVERT, alc_analog_gain_tlv), 563 SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 564 DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 565 DA7213_NO_INVERT, alc_analog_gain_tlv), 566 SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL, 567 DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX, 568 DA7213_NO_INVERT), 569 SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL, 570 DA7213_ALC_ANTICLIP_LEVEL_SHIFT, 571 DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT), 572 }; 573 574 575 /* 576 * DAPM 577 */ 578 579 /* 580 * Enums 581 */ 582 583 /* MIC PGA source select */ 584 static const char * const da7213_mic_amp_in_sel_txt[] = { 585 "Differential", "MIC_P", "MIC_N" 586 }; 587 588 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel, 589 DA7213_MIC_1_CTRL, 590 DA7213_MIC_AMP_IN_SEL_SHIFT, 591 da7213_mic_amp_in_sel_txt); 592 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux = 593 SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel); 594 595 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel, 596 DA7213_MIC_2_CTRL, 597 DA7213_MIC_AMP_IN_SEL_SHIFT, 598 da7213_mic_amp_in_sel_txt); 599 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux = 600 SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel); 601 602 /* DAI routing select */ 603 static const char * const da7213_dai_src_txt[] = { 604 "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right" 605 }; 606 607 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src, 608 DA7213_DIG_ROUTING_DAI, 609 DA7213_DAI_L_SRC_SHIFT, 610 da7213_dai_src_txt); 611 static const struct snd_kcontrol_new da7213_dai_l_src_mux = 612 SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src); 613 614 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src, 615 DA7213_DIG_ROUTING_DAI, 616 DA7213_DAI_R_SRC_SHIFT, 617 da7213_dai_src_txt); 618 static const struct snd_kcontrol_new da7213_dai_r_src_mux = 619 SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src); 620 621 /* DAC routing select */ 622 static const char * const da7213_dac_src_txt[] = { 623 "ADC Output Left", "ADC Output Right", "DAI Input Left", 624 "DAI Input Right" 625 }; 626 627 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src, 628 DA7213_DIG_ROUTING_DAC, 629 DA7213_DAC_L_SRC_SHIFT, 630 da7213_dac_src_txt); 631 static const struct snd_kcontrol_new da7213_dac_l_src_mux = 632 SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src); 633 634 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src, 635 DA7213_DIG_ROUTING_DAC, 636 DA7213_DAC_R_SRC_SHIFT, 637 da7213_dac_src_txt); 638 static const struct snd_kcontrol_new da7213_dac_r_src_mux = 639 SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src); 640 641 /* 642 * Mixer Controls 643 */ 644 645 /* Mixin Left */ 646 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = { 647 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT, 648 DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT, 649 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 650 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT, 651 DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT, 652 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 653 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT, 654 DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT, 655 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 656 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT, 657 DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT, 658 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 659 }; 660 661 /* Mixin Right */ 662 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = { 663 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT, 664 DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT, 665 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 666 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT, 667 DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT, 668 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 669 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT, 670 DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT, 671 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 672 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT, 673 DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT, 674 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 675 }; 676 677 /* Mixout Left */ 678 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = { 679 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT, 680 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT, 681 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 682 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT, 683 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT, 684 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 685 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT, 686 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT, 687 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 688 SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT, 689 DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT, 690 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 691 SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT, 692 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT, 693 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 694 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT, 695 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 696 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 697 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT, 698 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 699 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 700 }; 701 702 /* Mixout Right */ 703 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = { 704 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT, 705 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT, 706 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 707 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT, 708 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT, 709 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 710 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT, 711 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT, 712 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 713 SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT, 714 DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT, 715 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 716 SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT, 717 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT, 718 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 719 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT, 720 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 721 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 722 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT, 723 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 724 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 725 }; 726 727 728 /* 729 * DAPM Events 730 */ 731 732 static int da7213_dai_event(struct snd_soc_dapm_widget *w, 733 struct snd_kcontrol *kcontrol, int event) 734 { 735 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 736 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 737 u8 pll_ctrl, pll_status; 738 int i = 0; 739 bool srm_lock = false; 740 741 switch (event) { 742 case SND_SOC_DAPM_PRE_PMU: 743 /* Enable DAI clks for master mode */ 744 if (da7213->master) 745 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 746 DA7213_DAI_CLK_EN_MASK, 747 DA7213_DAI_CLK_EN_MASK); 748 749 /* PC synchronised to DAI */ 750 snd_soc_update_bits(codec, DA7213_PC_COUNT, 751 DA7213_PC_FREERUN_MASK, 0); 752 753 /* Slave mode, if SRM not enabled no need for status checks */ 754 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL); 755 if (!(pll_ctrl & DA7213_PLL_SRM_EN)) 756 return 0; 757 758 /* Check SRM has locked */ 759 do { 760 pll_status = snd_soc_read(codec, DA7213_PLL_STATUS); 761 if (pll_status & DA7219_PLL_SRM_LOCK) { 762 srm_lock = true; 763 } else { 764 ++i; 765 msleep(50); 766 } 767 } while ((i < DA7213_SRM_CHECK_RETRIES) & (!srm_lock)); 768 769 if (!srm_lock) 770 dev_warn(codec->dev, "SRM failed to lock\n"); 771 772 return 0; 773 case SND_SOC_DAPM_POST_PMD: 774 /* PC free-running */ 775 snd_soc_update_bits(codec, DA7213_PC_COUNT, 776 DA7213_PC_FREERUN_MASK, 777 DA7213_PC_FREERUN_MASK); 778 779 /* Disable DAI clks if in master mode */ 780 if (da7213->master) 781 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 782 DA7213_DAI_CLK_EN_MASK, 0); 783 return 0; 784 default: 785 return -EINVAL; 786 } 787 } 788 789 790 /* 791 * DAPM widgets 792 */ 793 794 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = { 795 /* 796 * Input & Output 797 */ 798 799 /* Use a supply here as this controls both input & output DAIs */ 800 SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT, 801 DA7213_NO_INVERT, da7213_dai_event, 802 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 803 804 /* 805 * Input 806 */ 807 808 /* Input Lines */ 809 SND_SOC_DAPM_INPUT("MIC1"), 810 SND_SOC_DAPM_INPUT("MIC2"), 811 SND_SOC_DAPM_INPUT("AUXL"), 812 SND_SOC_DAPM_INPUT("AUXR"), 813 814 /* MUXs for Mic PGA source selection */ 815 SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0, 816 &da7213_mic_1_amp_in_sel_mux), 817 SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0, 818 &da7213_mic_2_amp_in_sel_mux), 819 820 /* Input PGAs */ 821 SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT, 822 DA7213_NO_INVERT, NULL, 0), 823 SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT, 824 DA7213_NO_INVERT, NULL, 0), 825 SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT, 826 DA7213_NO_INVERT, NULL, 0), 827 SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL, 828 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 829 SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL, 830 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 831 SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL, 832 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 833 834 /* Mic Biases */ 835 SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL, 836 DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT, 837 NULL, 0), 838 SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL, 839 DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT, 840 NULL, 0), 841 842 /* Input Mixers */ 843 SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0, 844 &da7213_dapm_mixinl_controls[0], 845 ARRAY_SIZE(da7213_dapm_mixinl_controls)), 846 SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0, 847 &da7213_dapm_mixinr_controls[0], 848 ARRAY_SIZE(da7213_dapm_mixinr_controls)), 849 850 /* ADCs */ 851 SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL, 852 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 853 SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL, 854 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 855 856 /* DAI */ 857 SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0, 858 &da7213_dai_l_src_mux), 859 SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0, 860 &da7213_dai_r_src_mux), 861 SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0), 862 SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0), 863 864 /* 865 * Output 866 */ 867 868 /* DAI */ 869 SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0), 870 SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0), 871 SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0, 872 &da7213_dac_l_src_mux), 873 SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0, 874 &da7213_dac_r_src_mux), 875 876 /* DACs */ 877 SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL, 878 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 879 SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL, 880 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 881 882 /* Output Mixers */ 883 SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0, 884 &da7213_dapm_mixoutl_controls[0], 885 ARRAY_SIZE(da7213_dapm_mixoutl_controls)), 886 SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0, 887 &da7213_dapm_mixoutr_controls[0], 888 ARRAY_SIZE(da7213_dapm_mixoutr_controls)), 889 890 /* Output PGAs */ 891 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL, 892 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 893 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL, 894 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 895 SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT, 896 DA7213_NO_INVERT, NULL, 0), 897 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL, 898 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 899 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL, 900 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 901 902 /* Charge Pump */ 903 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT, 904 DA7213_NO_INVERT, NULL, 0), 905 906 /* Output Lines */ 907 SND_SOC_DAPM_OUTPUT("HPL"), 908 SND_SOC_DAPM_OUTPUT("HPR"), 909 SND_SOC_DAPM_OUTPUT("LINE"), 910 }; 911 912 913 /* 914 * DAPM audio route definition 915 */ 916 917 static const struct snd_soc_dapm_route da7213_audio_map[] = { 918 /* Dest Connecting Widget source */ 919 920 /* Input path */ 921 {"MIC1", NULL, "Mic Bias 1"}, 922 {"MIC2", NULL, "Mic Bias 2"}, 923 924 {"Mic 1 Amp Source MUX", "Differential", "MIC1"}, 925 {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"}, 926 {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"}, 927 928 {"Mic 2 Amp Source MUX", "Differential", "MIC2"}, 929 {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"}, 930 {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"}, 931 932 {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"}, 933 {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"}, 934 935 {"Aux Left PGA", NULL, "AUXL"}, 936 {"Aux Right PGA", NULL, "AUXR"}, 937 938 {"Mixin Left", "Aux Left Switch", "Aux Left PGA"}, 939 {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"}, 940 {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"}, 941 {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"}, 942 943 {"Mixin Right", "Aux Right Switch", "Aux Right PGA"}, 944 {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"}, 945 {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"}, 946 {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"}, 947 948 {"Mixin Left PGA", NULL, "Mixin Left"}, 949 {"ADC Left", NULL, "Mixin Left PGA"}, 950 951 {"Mixin Right PGA", NULL, "Mixin Right"}, 952 {"ADC Right", NULL, "Mixin Right PGA"}, 953 954 {"DAI Left Source MUX", "ADC Left", "ADC Left"}, 955 {"DAI Left Source MUX", "ADC Right", "ADC Right"}, 956 {"DAI Left Source MUX", "DAI Input Left", "DAIINL"}, 957 {"DAI Left Source MUX", "DAI Input Right", "DAIINR"}, 958 959 {"DAI Right Source MUX", "ADC Left", "ADC Left"}, 960 {"DAI Right Source MUX", "ADC Right", "ADC Right"}, 961 {"DAI Right Source MUX", "DAI Input Left", "DAIINL"}, 962 {"DAI Right Source MUX", "DAI Input Right", "DAIINR"}, 963 964 {"DAIOUTL", NULL, "DAI Left Source MUX"}, 965 {"DAIOUTR", NULL, "DAI Right Source MUX"}, 966 967 {"DAIOUTL", NULL, "DAI"}, 968 {"DAIOUTR", NULL, "DAI"}, 969 970 /* Output path */ 971 {"DAIINL", NULL, "DAI"}, 972 {"DAIINR", NULL, "DAI"}, 973 974 {"DAC Left Source MUX", "ADC Output Left", "ADC Left"}, 975 {"DAC Left Source MUX", "ADC Output Right", "ADC Right"}, 976 {"DAC Left Source MUX", "DAI Input Left", "DAIINL"}, 977 {"DAC Left Source MUX", "DAI Input Right", "DAIINR"}, 978 979 {"DAC Right Source MUX", "ADC Output Left", "ADC Left"}, 980 {"DAC Right Source MUX", "ADC Output Right", "ADC Right"}, 981 {"DAC Right Source MUX", "DAI Input Left", "DAIINL"}, 982 {"DAC Right Source MUX", "DAI Input Right", "DAIINR"}, 983 984 {"DAC Left", NULL, "DAC Left Source MUX"}, 985 {"DAC Right", NULL, "DAC Right Source MUX"}, 986 987 {"Mixout Left", "Aux Left Switch", "Aux Left PGA"}, 988 {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"}, 989 {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"}, 990 {"Mixout Left", "DAC Left Switch", "DAC Left"}, 991 {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"}, 992 {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"}, 993 {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"}, 994 995 {"Mixout Right", "Aux Right Switch", "Aux Right PGA"}, 996 {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"}, 997 {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"}, 998 {"Mixout Right", "DAC Right Switch", "DAC Right"}, 999 {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"}, 1000 {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"}, 1001 {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"}, 1002 1003 {"Mixout Left PGA", NULL, "Mixout Left"}, 1004 {"Mixout Right PGA", NULL, "Mixout Right"}, 1005 1006 {"Headphone Left PGA", NULL, "Mixout Left PGA"}, 1007 {"Headphone Left PGA", NULL, "Charge Pump"}, 1008 {"HPL", NULL, "Headphone Left PGA"}, 1009 1010 {"Headphone Right PGA", NULL, "Mixout Right PGA"}, 1011 {"Headphone Right PGA", NULL, "Charge Pump"}, 1012 {"HPR", NULL, "Headphone Right PGA"}, 1013 1014 {"Lineout PGA", NULL, "Mixout Right PGA"}, 1015 {"LINE", NULL, "Lineout PGA"}, 1016 }; 1017 1018 static const struct reg_default da7213_reg_defaults[] = { 1019 { DA7213_DIG_ROUTING_DAI, 0x10 }, 1020 { DA7213_SR, 0x0A }, 1021 { DA7213_REFERENCES, 0x80 }, 1022 { DA7213_PLL_FRAC_TOP, 0x00 }, 1023 { DA7213_PLL_FRAC_BOT, 0x00 }, 1024 { DA7213_PLL_INTEGER, 0x20 }, 1025 { DA7213_PLL_CTRL, 0x0C }, 1026 { DA7213_DAI_CLK_MODE, 0x01 }, 1027 { DA7213_DAI_CTRL, 0x08 }, 1028 { DA7213_DIG_ROUTING_DAC, 0x32 }, 1029 { DA7213_AUX_L_GAIN, 0x35 }, 1030 { DA7213_AUX_R_GAIN, 0x35 }, 1031 { DA7213_MIXIN_L_SELECT, 0x00 }, 1032 { DA7213_MIXIN_R_SELECT, 0x00 }, 1033 { DA7213_MIXIN_L_GAIN, 0x03 }, 1034 { DA7213_MIXIN_R_GAIN, 0x03 }, 1035 { DA7213_ADC_L_GAIN, 0x6F }, 1036 { DA7213_ADC_R_GAIN, 0x6F }, 1037 { DA7213_ADC_FILTERS1, 0x80 }, 1038 { DA7213_MIC_1_GAIN, 0x01 }, 1039 { DA7213_MIC_2_GAIN, 0x01 }, 1040 { DA7213_DAC_FILTERS5, 0x00 }, 1041 { DA7213_DAC_FILTERS2, 0x88 }, 1042 { DA7213_DAC_FILTERS3, 0x88 }, 1043 { DA7213_DAC_FILTERS4, 0x08 }, 1044 { DA7213_DAC_FILTERS1, 0x80 }, 1045 { DA7213_DAC_L_GAIN, 0x6F }, 1046 { DA7213_DAC_R_GAIN, 0x6F }, 1047 { DA7213_CP_CTRL, 0x61 }, 1048 { DA7213_HP_L_GAIN, 0x39 }, 1049 { DA7213_HP_R_GAIN, 0x39 }, 1050 { DA7213_LINE_GAIN, 0x30 }, 1051 { DA7213_MIXOUT_L_SELECT, 0x00 }, 1052 { DA7213_MIXOUT_R_SELECT, 0x00 }, 1053 { DA7213_SYSTEM_MODES_INPUT, 0x00 }, 1054 { DA7213_SYSTEM_MODES_OUTPUT, 0x00 }, 1055 { DA7213_AUX_L_CTRL, 0x44 }, 1056 { DA7213_AUX_R_CTRL, 0x44 }, 1057 { DA7213_MICBIAS_CTRL, 0x11 }, 1058 { DA7213_MIC_1_CTRL, 0x40 }, 1059 { DA7213_MIC_2_CTRL, 0x40 }, 1060 { DA7213_MIXIN_L_CTRL, 0x40 }, 1061 { DA7213_MIXIN_R_CTRL, 0x40 }, 1062 { DA7213_ADC_L_CTRL, 0x40 }, 1063 { DA7213_ADC_R_CTRL, 0x40 }, 1064 { DA7213_DAC_L_CTRL, 0x48 }, 1065 { DA7213_DAC_R_CTRL, 0x40 }, 1066 { DA7213_HP_L_CTRL, 0x41 }, 1067 { DA7213_HP_R_CTRL, 0x40 }, 1068 { DA7213_LINE_CTRL, 0x40 }, 1069 { DA7213_MIXOUT_L_CTRL, 0x10 }, 1070 { DA7213_MIXOUT_R_CTRL, 0x10 }, 1071 { DA7213_LDO_CTRL, 0x00 }, 1072 { DA7213_IO_CTRL, 0x00 }, 1073 { DA7213_GAIN_RAMP_CTRL, 0x00}, 1074 { DA7213_MIC_CONFIG, 0x00 }, 1075 { DA7213_PC_COUNT, 0x00 }, 1076 { DA7213_CP_VOL_THRESHOLD1, 0x32 }, 1077 { DA7213_CP_DELAY, 0x95 }, 1078 { DA7213_CP_DETECTOR, 0x00 }, 1079 { DA7213_DAI_OFFSET, 0x00 }, 1080 { DA7213_DIG_CTRL, 0x00 }, 1081 { DA7213_ALC_CTRL2, 0x00 }, 1082 { DA7213_ALC_CTRL3, 0x00 }, 1083 { DA7213_ALC_NOISE, 0x3F }, 1084 { DA7213_ALC_TARGET_MIN, 0x3F }, 1085 { DA7213_ALC_TARGET_MAX, 0x00 }, 1086 { DA7213_ALC_GAIN_LIMITS, 0xFF }, 1087 { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 }, 1088 { DA7213_ALC_ANTICLIP_CTRL, 0x00 }, 1089 { DA7213_ALC_ANTICLIP_LEVEL, 0x00 }, 1090 { DA7213_ALC_OFFSET_MAN_M_L, 0x00 }, 1091 { DA7213_ALC_OFFSET_MAN_U_L, 0x00 }, 1092 { DA7213_ALC_OFFSET_MAN_M_R, 0x00 }, 1093 { DA7213_ALC_OFFSET_MAN_U_R, 0x00 }, 1094 { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 }, 1095 { DA7213_DAC_NG_SETUP_TIME, 0x00 }, 1096 { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 }, 1097 { DA7213_DAC_NG_ON_THRESHOLD, 0x00 }, 1098 { DA7213_DAC_NG_CTRL, 0x00 }, 1099 }; 1100 1101 static bool da7213_volatile_register(struct device *dev, unsigned int reg) 1102 { 1103 switch (reg) { 1104 case DA7213_STATUS1: 1105 case DA7213_PLL_STATUS: 1106 case DA7213_AUX_L_GAIN_STATUS: 1107 case DA7213_AUX_R_GAIN_STATUS: 1108 case DA7213_MIC_1_GAIN_STATUS: 1109 case DA7213_MIC_2_GAIN_STATUS: 1110 case DA7213_MIXIN_L_GAIN_STATUS: 1111 case DA7213_MIXIN_R_GAIN_STATUS: 1112 case DA7213_ADC_L_GAIN_STATUS: 1113 case DA7213_ADC_R_GAIN_STATUS: 1114 case DA7213_DAC_L_GAIN_STATUS: 1115 case DA7213_DAC_R_GAIN_STATUS: 1116 case DA7213_HP_L_GAIN_STATUS: 1117 case DA7213_HP_R_GAIN_STATUS: 1118 case DA7213_LINE_GAIN_STATUS: 1119 case DA7213_ALC_CTRL1: 1120 case DA7213_ALC_OFFSET_AUTO_M_L: 1121 case DA7213_ALC_OFFSET_AUTO_U_L: 1122 case DA7213_ALC_OFFSET_AUTO_M_R: 1123 case DA7213_ALC_OFFSET_AUTO_U_R: 1124 case DA7213_ALC_CIC_OP_LVL_DATA: 1125 return 1; 1126 default: 1127 return 0; 1128 } 1129 } 1130 1131 static int da7213_hw_params(struct snd_pcm_substream *substream, 1132 struct snd_pcm_hw_params *params, 1133 struct snd_soc_dai *dai) 1134 { 1135 struct snd_soc_codec *codec = dai->codec; 1136 u8 dai_ctrl = 0; 1137 u8 fs; 1138 1139 /* Set DAI format */ 1140 switch (params_width(params)) { 1141 case 16: 1142 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE; 1143 break; 1144 case 20: 1145 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE; 1146 break; 1147 case 24: 1148 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE; 1149 break; 1150 case 32: 1151 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE; 1152 break; 1153 default: 1154 return -EINVAL; 1155 } 1156 1157 /* Set sampling rate */ 1158 switch (params_rate(params)) { 1159 case 8000: 1160 fs = DA7213_SR_8000; 1161 break; 1162 case 11025: 1163 fs = DA7213_SR_11025; 1164 break; 1165 case 12000: 1166 fs = DA7213_SR_12000; 1167 break; 1168 case 16000: 1169 fs = DA7213_SR_16000; 1170 break; 1171 case 22050: 1172 fs = DA7213_SR_22050; 1173 break; 1174 case 32000: 1175 fs = DA7213_SR_32000; 1176 break; 1177 case 44100: 1178 fs = DA7213_SR_44100; 1179 break; 1180 case 48000: 1181 fs = DA7213_SR_48000; 1182 break; 1183 case 88200: 1184 fs = DA7213_SR_88200; 1185 break; 1186 case 96000: 1187 fs = DA7213_SR_96000; 1188 break; 1189 default: 1190 return -EINVAL; 1191 } 1192 1193 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK, 1194 dai_ctrl); 1195 snd_soc_write(codec, DA7213_SR, fs); 1196 1197 return 0; 1198 } 1199 1200 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1201 { 1202 struct snd_soc_codec *codec = codec_dai->codec; 1203 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1204 u8 dai_clk_mode = 0, dai_ctrl = 0; 1205 1206 /* Set master/slave mode */ 1207 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1208 case SND_SOC_DAIFMT_CBM_CFM: 1209 da7213->master = true; 1210 break; 1211 case SND_SOC_DAIFMT_CBS_CFS: 1212 da7213->master = false; 1213 break; 1214 default: 1215 return -EINVAL; 1216 } 1217 1218 /* Set clock normal/inverted */ 1219 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1220 case SND_SOC_DAIFMT_NB_NF: 1221 break; 1222 case SND_SOC_DAIFMT_NB_IF: 1223 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV; 1224 break; 1225 case SND_SOC_DAIFMT_IB_NF: 1226 dai_clk_mode |= DA7213_DAI_CLK_POL_INV; 1227 break; 1228 case SND_SOC_DAIFMT_IB_IF: 1229 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV; 1230 break; 1231 default: 1232 return -EINVAL; 1233 } 1234 1235 /* Only I2S is supported */ 1236 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1237 case SND_SOC_DAIFMT_I2S: 1238 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE; 1239 break; 1240 case SND_SOC_DAIFMT_LEFT_J: 1241 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J; 1242 break; 1243 case SND_SOC_DAIFMT_RIGHT_J: 1244 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J; 1245 break; 1246 default: 1247 return -EINVAL; 1248 } 1249 1250 /* By default only 64 BCLK per WCLK is supported */ 1251 dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64; 1252 1253 snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode); 1254 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK, 1255 dai_ctrl); 1256 1257 return 0; 1258 } 1259 1260 static int da7213_mute(struct snd_soc_dai *dai, int mute) 1261 { 1262 struct snd_soc_codec *codec = dai->codec; 1263 1264 if (mute) { 1265 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1266 DA7213_MUTE_EN, DA7213_MUTE_EN); 1267 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1268 DA7213_MUTE_EN, DA7213_MUTE_EN); 1269 } else { 1270 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1271 DA7213_MUTE_EN, 0); 1272 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1273 DA7213_MUTE_EN, 0); 1274 } 1275 1276 return 0; 1277 } 1278 1279 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1280 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1281 1282 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1283 int clk_id, unsigned int freq, int dir) 1284 { 1285 struct snd_soc_codec *codec = codec_dai->codec; 1286 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1287 int ret = 0; 1288 1289 if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq)) 1290 return 0; 1291 1292 if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) { 1293 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1294 freq); 1295 return -EINVAL; 1296 } 1297 1298 switch (clk_id) { 1299 case DA7213_CLKSRC_MCLK: 1300 da7213->mclk_squarer_en = false; 1301 break; 1302 case DA7213_CLKSRC_MCLK_SQR: 1303 da7213->mclk_squarer_en = true; 1304 break; 1305 default: 1306 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1307 return -EINVAL; 1308 } 1309 1310 da7213->clk_src = clk_id; 1311 1312 if (da7213->mclk) { 1313 freq = clk_round_rate(da7213->mclk, freq); 1314 ret = clk_set_rate(da7213->mclk, freq); 1315 if (ret) { 1316 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1317 freq); 1318 return ret; 1319 } 1320 } 1321 1322 da7213->mclk_rate = freq; 1323 1324 return 0; 1325 } 1326 1327 /* Supported PLL input frequencies are 5MHz - 54MHz. */ 1328 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1329 int source, unsigned int fref, unsigned int fout) 1330 { 1331 struct snd_soc_codec *codec = codec_dai->codec; 1332 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1333 1334 u8 pll_ctrl, indiv_bits, indiv; 1335 u8 pll_frac_top, pll_frac_bot, pll_integer; 1336 u32 freq_ref; 1337 u64 frac_div; 1338 1339 /* Reset PLL configuration */ 1340 snd_soc_write(codec, DA7213_PLL_CTRL, 0); 1341 1342 pll_ctrl = 0; 1343 1344 /* Workout input divider based on MCLK rate */ 1345 if (da7213->mclk_rate == 32768) { 1346 /* 32KHz PLL Mode */ 1347 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1348 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1349 freq_ref = 3750000; 1350 pll_ctrl |= DA7213_PLL_32K_MODE; 1351 } else { 1352 /* 5 - 54MHz MCLK */ 1353 if (da7213->mclk_rate < 5000000) { 1354 goto pll_err; 1355 } else if (da7213->mclk_rate <= 9000000) { 1356 indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ; 1357 indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL; 1358 } else if (da7213->mclk_rate <= 18000000) { 1359 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1360 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1361 } else if (da7213->mclk_rate <= 36000000) { 1362 indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ; 1363 indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL; 1364 } else if (da7213->mclk_rate <= 54000000) { 1365 indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ; 1366 indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL; 1367 } else { 1368 goto pll_err; 1369 } 1370 freq_ref = (da7213->mclk_rate / indiv); 1371 } 1372 1373 pll_ctrl |= indiv_bits; 1374 1375 /* PLL Bypass mode */ 1376 if (source == DA7213_SYSCLK_MCLK) { 1377 snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl); 1378 return 0; 1379 } 1380 1381 /* 1382 * If Codec is slave and SRM enabled, 1383 * freq_out is (98304000 + 90316800)/2 = 94310400 1384 */ 1385 if (!da7213->master && da7213->srm_en) { 1386 fout = DA7213_PLL_FREQ_OUT_94310400; 1387 pll_ctrl |= DA7213_PLL_SRM_EN; 1388 } 1389 1390 /* Enable MCLK squarer if required */ 1391 if (da7213->mclk_squarer_en) 1392 pll_ctrl |= DA7213_PLL_MCLK_SQR_EN; 1393 1394 /* Calculate dividers for PLL */ 1395 pll_integer = fout / freq_ref; 1396 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1397 do_div(frac_div, freq_ref); 1398 pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK; 1399 pll_frac_bot = (frac_div) & DA7213_BYTE_MASK; 1400 1401 /* Write PLL dividers */ 1402 snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top); 1403 snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot); 1404 snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer); 1405 1406 /* Enable PLL */ 1407 pll_ctrl |= DA7213_PLL_EN; 1408 snd_soc_write(codec, DA7213_PLL_CTRL, pll_ctrl); 1409 1410 return 0; 1411 1412 pll_err: 1413 dev_err(codec_dai->dev, "Unsupported PLL input frequency %d\n", 1414 da7213->mclk_rate); 1415 return -EINVAL; 1416 } 1417 1418 /* DAI operations */ 1419 static const struct snd_soc_dai_ops da7213_dai_ops = { 1420 .hw_params = da7213_hw_params, 1421 .set_fmt = da7213_set_dai_fmt, 1422 .set_sysclk = da7213_set_dai_sysclk, 1423 .set_pll = da7213_set_dai_pll, 1424 .digital_mute = da7213_mute, 1425 }; 1426 1427 static struct snd_soc_dai_driver da7213_dai = { 1428 .name = "da7213-hifi", 1429 /* Playback Capabilities */ 1430 .playback = { 1431 .stream_name = "Playback", 1432 .channels_min = 1, 1433 .channels_max = 2, 1434 .rates = SNDRV_PCM_RATE_8000_96000, 1435 .formats = DA7213_FORMATS, 1436 }, 1437 /* Capture Capabilities */ 1438 .capture = { 1439 .stream_name = "Capture", 1440 .channels_min = 1, 1441 .channels_max = 2, 1442 .rates = SNDRV_PCM_RATE_8000_96000, 1443 .formats = DA7213_FORMATS, 1444 }, 1445 .ops = &da7213_dai_ops, 1446 .symmetric_rates = 1, 1447 }; 1448 1449 static int da7213_set_bias_level(struct snd_soc_codec *codec, 1450 enum snd_soc_bias_level level) 1451 { 1452 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1453 int ret; 1454 1455 switch (level) { 1456 case SND_SOC_BIAS_ON: 1457 case SND_SOC_BIAS_PREPARE: 1458 break; 1459 case SND_SOC_BIAS_STANDBY: 1460 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { 1461 /* MCLK */ 1462 if (da7213->mclk) { 1463 ret = clk_prepare_enable(da7213->mclk); 1464 if (ret) { 1465 dev_err(codec->dev, 1466 "Failed to enable mclk\n"); 1467 return ret; 1468 } 1469 } 1470 1471 /* Enable VMID reference & master bias */ 1472 snd_soc_update_bits(codec, DA7213_REFERENCES, 1473 DA7213_VMID_EN | DA7213_BIAS_EN, 1474 DA7213_VMID_EN | DA7213_BIAS_EN); 1475 } 1476 break; 1477 case SND_SOC_BIAS_OFF: 1478 /* Disable VMID reference & master bias */ 1479 snd_soc_update_bits(codec, DA7213_REFERENCES, 1480 DA7213_VMID_EN | DA7213_BIAS_EN, 0); 1481 1482 /* MCLK */ 1483 if (da7213->mclk) 1484 clk_disable_unprepare(da7213->mclk); 1485 break; 1486 } 1487 return 0; 1488 } 1489 1490 /* DT */ 1491 static const struct of_device_id da7213_of_match[] = { 1492 { .compatible = "dlg,da7213", }, 1493 { } 1494 }; 1495 MODULE_DEVICE_TABLE(of, da7213_of_match); 1496 1497 static enum da7213_micbias_voltage 1498 da7213_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) 1499 { 1500 switch (val) { 1501 case 1600: 1502 return DA7213_MICBIAS_1_6V; 1503 case 2200: 1504 return DA7213_MICBIAS_2_2V; 1505 case 2500: 1506 return DA7213_MICBIAS_2_5V; 1507 case 3000: 1508 return DA7213_MICBIAS_3_0V; 1509 default: 1510 dev_warn(codec->dev, "Invalid micbias level\n"); 1511 return DA7213_MICBIAS_2_2V; 1512 } 1513 } 1514 1515 static enum da7213_dmic_data_sel 1516 da7213_of_dmic_data_sel(struct snd_soc_codec *codec, const char *str) 1517 { 1518 if (!strcmp(str, "lrise_rfall")) { 1519 return DA7213_DMIC_DATA_LRISE_RFALL; 1520 } else if (!strcmp(str, "lfall_rrise")) { 1521 return DA7213_DMIC_DATA_LFALL_RRISE; 1522 } else { 1523 dev_warn(codec->dev, "Invalid DMIC data select type\n"); 1524 return DA7213_DMIC_DATA_LRISE_RFALL; 1525 } 1526 } 1527 1528 static enum da7213_dmic_samplephase 1529 da7213_of_dmic_samplephase(struct snd_soc_codec *codec, const char *str) 1530 { 1531 if (!strcmp(str, "on_clkedge")) { 1532 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1533 } else if (!strcmp(str, "between_clkedge")) { 1534 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE; 1535 } else { 1536 dev_warn(codec->dev, "Invalid DMIC sample phase\n"); 1537 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1538 } 1539 } 1540 1541 static enum da7213_dmic_clk_rate 1542 da7213_of_dmic_clkrate(struct snd_soc_codec *codec, u32 val) 1543 { 1544 switch (val) { 1545 case 1500000: 1546 return DA7213_DMIC_CLK_1_5MHZ; 1547 case 3000000: 1548 return DA7213_DMIC_CLK_3_0MHZ; 1549 default: 1550 dev_warn(codec->dev, "Invalid DMIC clock rate\n"); 1551 return DA7213_DMIC_CLK_1_5MHZ; 1552 } 1553 } 1554 1555 static struct da7213_platform_data 1556 *da7213_of_to_pdata(struct snd_soc_codec *codec) 1557 { 1558 struct device_node *np = codec->dev->of_node; 1559 struct da7213_platform_data *pdata; 1560 const char *of_str; 1561 u32 of_val32; 1562 1563 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); 1564 if (!pdata) { 1565 dev_warn(codec->dev, "Failed to allocate memory for pdata\n"); 1566 return NULL; 1567 } 1568 1569 if (of_property_read_u32(np, "dlg,micbias1-lvl", &of_val32) >= 0) 1570 pdata->micbias1_lvl = da7213_of_micbias_lvl(codec, of_val32); 1571 else 1572 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V; 1573 1574 if (of_property_read_u32(np, "dlg,micbias2-lvl", &of_val32) >= 0) 1575 pdata->micbias2_lvl = da7213_of_micbias_lvl(codec, of_val32); 1576 else 1577 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V; 1578 1579 if (!of_property_read_string(np, "dlg,dmic-data-sel", &of_str)) 1580 pdata->dmic_data_sel = da7213_of_dmic_data_sel(codec, of_str); 1581 else 1582 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL; 1583 1584 if (!of_property_read_string(np, "dlg,dmic-samplephase", &of_str)) 1585 pdata->dmic_samplephase = 1586 da7213_of_dmic_samplephase(codec, of_str); 1587 else 1588 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1589 1590 if (of_property_read_u32(np, "dlg,dmic-clkrate", &of_val32) >= 0) 1591 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(codec, of_val32); 1592 else 1593 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ; 1594 1595 return pdata; 1596 } 1597 1598 1599 static int da7213_probe(struct snd_soc_codec *codec) 1600 { 1601 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1602 1603 /* Default to using ALC auto offset calibration mode. */ 1604 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 1605 DA7213_ALC_CALIB_MODE_MAN, 0); 1606 da7213->alc_calib_auto = true; 1607 1608 /* Default to using SRM for slave mode */ 1609 da7213->srm_en = true; 1610 1611 /* Default PC counter to free-running */ 1612 snd_soc_update_bits(codec, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK, 1613 DA7213_PC_FREERUN_MASK); 1614 1615 /* Enable all Gain Ramps */ 1616 snd_soc_update_bits(codec, DA7213_AUX_L_CTRL, 1617 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1618 snd_soc_update_bits(codec, DA7213_AUX_R_CTRL, 1619 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1620 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1621 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1622 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1623 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1624 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, 1625 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1626 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, 1627 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1628 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1629 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1630 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1631 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1632 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1633 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1634 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1635 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1636 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1637 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1638 1639 /* 1640 * There are two separate control bits for input and output mixers as 1641 * well as headphone and line outs. 1642 * One to enable corresponding amplifier and other to enable its 1643 * output. As amplifier bits are related to power control, they are 1644 * being managed by DAPM while other (non power related) bits are 1645 * enabled here 1646 */ 1647 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1648 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1649 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1650 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1651 1652 snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL, 1653 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1654 snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL, 1655 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1656 1657 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1658 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1659 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1660 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1661 1662 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1663 DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE); 1664 1665 /* Handle DT/Platform data */ 1666 if (codec->dev->of_node) 1667 da7213->pdata = da7213_of_to_pdata(codec); 1668 else 1669 da7213->pdata = dev_get_platdata(codec->dev); 1670 1671 /* Set platform data values */ 1672 if (da7213->pdata) { 1673 struct da7213_platform_data *pdata = da7213->pdata; 1674 u8 micbias_lvl = 0, dmic_cfg = 0; 1675 1676 /* Set Mic Bias voltages */ 1677 switch (pdata->micbias1_lvl) { 1678 case DA7213_MICBIAS_1_6V: 1679 case DA7213_MICBIAS_2_2V: 1680 case DA7213_MICBIAS_2_5V: 1681 case DA7213_MICBIAS_3_0V: 1682 micbias_lvl |= (pdata->micbias1_lvl << 1683 DA7213_MICBIAS1_LEVEL_SHIFT); 1684 break; 1685 } 1686 switch (pdata->micbias2_lvl) { 1687 case DA7213_MICBIAS_1_6V: 1688 case DA7213_MICBIAS_2_2V: 1689 case DA7213_MICBIAS_2_5V: 1690 case DA7213_MICBIAS_3_0V: 1691 micbias_lvl |= (pdata->micbias2_lvl << 1692 DA7213_MICBIAS2_LEVEL_SHIFT); 1693 break; 1694 } 1695 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL, 1696 DA7213_MICBIAS1_LEVEL_MASK | 1697 DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl); 1698 1699 /* Set DMIC configuration */ 1700 switch (pdata->dmic_data_sel) { 1701 case DA7213_DMIC_DATA_LFALL_RRISE: 1702 case DA7213_DMIC_DATA_LRISE_RFALL: 1703 dmic_cfg |= (pdata->dmic_data_sel << 1704 DA7213_DMIC_DATA_SEL_SHIFT); 1705 break; 1706 } 1707 switch (pdata->dmic_samplephase) { 1708 case DA7213_DMIC_SAMPLE_ON_CLKEDGE: 1709 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE: 1710 dmic_cfg |= (pdata->dmic_samplephase << 1711 DA7213_DMIC_SAMPLEPHASE_SHIFT); 1712 break; 1713 } 1714 switch (pdata->dmic_clk_rate) { 1715 case DA7213_DMIC_CLK_3_0MHZ: 1716 case DA7213_DMIC_CLK_1_5MHZ: 1717 dmic_cfg |= (pdata->dmic_clk_rate << 1718 DA7213_DMIC_CLK_RATE_SHIFT); 1719 break; 1720 } 1721 snd_soc_update_bits(codec, DA7213_MIC_CONFIG, 1722 DA7213_DMIC_DATA_SEL_MASK | 1723 DA7213_DMIC_SAMPLEPHASE_MASK | 1724 DA7213_DMIC_CLK_RATE_MASK, dmic_cfg); 1725 } 1726 1727 /* Check if MCLK provided */ 1728 da7213->mclk = devm_clk_get(codec->dev, "mclk"); 1729 if (IS_ERR(da7213->mclk)) { 1730 if (PTR_ERR(da7213->mclk) != -ENOENT) 1731 return PTR_ERR(da7213->mclk); 1732 else 1733 da7213->mclk = NULL; 1734 } 1735 1736 return 0; 1737 } 1738 1739 static struct snd_soc_codec_driver soc_codec_dev_da7213 = { 1740 .probe = da7213_probe, 1741 .set_bias_level = da7213_set_bias_level, 1742 1743 .controls = da7213_snd_controls, 1744 .num_controls = ARRAY_SIZE(da7213_snd_controls), 1745 1746 .dapm_widgets = da7213_dapm_widgets, 1747 .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets), 1748 .dapm_routes = da7213_audio_map, 1749 .num_dapm_routes = ARRAY_SIZE(da7213_audio_map), 1750 }; 1751 1752 static const struct regmap_config da7213_regmap_config = { 1753 .reg_bits = 8, 1754 .val_bits = 8, 1755 1756 .reg_defaults = da7213_reg_defaults, 1757 .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults), 1758 .volatile_reg = da7213_volatile_register, 1759 .cache_type = REGCACHE_RBTREE, 1760 }; 1761 1762 static int da7213_i2c_probe(struct i2c_client *i2c, 1763 const struct i2c_device_id *id) 1764 { 1765 struct da7213_priv *da7213; 1766 int ret; 1767 1768 da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv), 1769 GFP_KERNEL); 1770 if (!da7213) 1771 return -ENOMEM; 1772 1773 i2c_set_clientdata(i2c, da7213); 1774 1775 da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config); 1776 if (IS_ERR(da7213->regmap)) { 1777 ret = PTR_ERR(da7213->regmap); 1778 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1779 return ret; 1780 } 1781 1782 ret = snd_soc_register_codec(&i2c->dev, 1783 &soc_codec_dev_da7213, &da7213_dai, 1); 1784 if (ret < 0) { 1785 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n", 1786 ret); 1787 } 1788 return ret; 1789 } 1790 1791 static int da7213_remove(struct i2c_client *client) 1792 { 1793 snd_soc_unregister_codec(&client->dev); 1794 return 0; 1795 } 1796 1797 static const struct i2c_device_id da7213_i2c_id[] = { 1798 { "da7213", 0 }, 1799 { } 1800 }; 1801 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id); 1802 1803 /* I2C codec control layer */ 1804 static struct i2c_driver da7213_i2c_driver = { 1805 .driver = { 1806 .name = "da7213", 1807 .of_match_table = of_match_ptr(da7213_of_match), 1808 }, 1809 .probe = da7213_i2c_probe, 1810 .remove = da7213_remove, 1811 .id_table = da7213_i2c_id, 1812 }; 1813 1814 module_i2c_driver(da7213_i2c_driver); 1815 1816 MODULE_DESCRIPTION("ASoC DA7213 Codec driver"); 1817 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 1818 MODULE_LICENSE("GPL"); 1819