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/acpi.h> 16 #include <linux/of_device.h> 17 #include <linux/property.h> 18 #include <linux/clk.h> 19 #include <linux/delay.h> 20 #include <linux/i2c.h> 21 #include <linux/regmap.h> 22 #include <linux/slab.h> 23 #include <linux/module.h> 24 #include <sound/pcm.h> 25 #include <sound/pcm_params.h> 26 #include <sound/soc.h> 27 #include <sound/initval.h> 28 #include <sound/tlv.h> 29 30 #include <sound/da7213.h> 31 #include "da7213.h" 32 33 34 /* Gain and Volume */ 35 static const DECLARE_TLV_DB_RANGE(aux_vol_tlv, 36 /* -54dB */ 37 0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0), 38 /* -52.5dB to 15dB */ 39 0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0) 40 ); 41 42 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv, 43 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 44 /* -78dB to 12dB */ 45 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0) 46 ); 47 48 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv, 49 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 50 /* 0dB to 36dB */ 51 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0) 52 ); 53 54 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0); 55 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0); 56 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0); 57 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0); 58 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0); 59 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0); 60 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0); 61 62 /* ADC and DAC voice mode (8kHz) high pass cutoff value */ 63 static const char * const da7213_voice_hpf_corner_txt[] = { 64 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 65 }; 66 67 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner, 68 DA7213_DAC_FILTERS1, 69 DA7213_VOICE_HPF_CORNER_SHIFT, 70 da7213_voice_hpf_corner_txt); 71 72 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner, 73 DA7213_ADC_FILTERS1, 74 DA7213_VOICE_HPF_CORNER_SHIFT, 75 da7213_voice_hpf_corner_txt); 76 77 /* ADC and DAC high pass filter cutoff value */ 78 static const char * const da7213_audio_hpf_corner_txt[] = { 79 "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000" 80 }; 81 82 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner, 83 DA7213_DAC_FILTERS1 84 , DA7213_AUDIO_HPF_CORNER_SHIFT, 85 da7213_audio_hpf_corner_txt); 86 87 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner, 88 DA7213_ADC_FILTERS1, 89 DA7213_AUDIO_HPF_CORNER_SHIFT, 90 da7213_audio_hpf_corner_txt); 91 92 /* Gain ramping rate value */ 93 static const char * const da7213_gain_ramp_rate_txt[] = { 94 "nominal rate * 8", "nominal rate * 16", "nominal rate / 16", 95 "nominal rate / 32" 96 }; 97 98 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate, 99 DA7213_GAIN_RAMP_CTRL, 100 DA7213_GAIN_RAMP_RATE_SHIFT, 101 da7213_gain_ramp_rate_txt); 102 103 /* DAC noise gate setup time value */ 104 static const char * const da7213_dac_ng_setup_time_txt[] = { 105 "256 samples", "512 samples", "1024 samples", "2048 samples" 106 }; 107 108 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time, 109 DA7213_DAC_NG_SETUP_TIME, 110 DA7213_DAC_NG_SETUP_TIME_SHIFT, 111 da7213_dac_ng_setup_time_txt); 112 113 /* DAC noise gate rampup rate value */ 114 static const char * const da7213_dac_ng_rampup_txt[] = { 115 "0.02 ms/dB", "0.16 ms/dB" 116 }; 117 118 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate, 119 DA7213_DAC_NG_SETUP_TIME, 120 DA7213_DAC_NG_RAMPUP_RATE_SHIFT, 121 da7213_dac_ng_rampup_txt); 122 123 /* DAC noise gate rampdown rate value */ 124 static const char * const da7213_dac_ng_rampdown_txt[] = { 125 "0.64 ms/dB", "20.48 ms/dB" 126 }; 127 128 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate, 129 DA7213_DAC_NG_SETUP_TIME, 130 DA7213_DAC_NG_RAMPDN_RATE_SHIFT, 131 da7213_dac_ng_rampdown_txt); 132 133 /* DAC soft mute rate value */ 134 static const char * const da7213_dac_soft_mute_rate_txt[] = { 135 "1", "2", "4", "8", "16", "32", "64" 136 }; 137 138 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate, 139 DA7213_DAC_FILTERS5, 140 DA7213_DAC_SOFTMUTE_RATE_SHIFT, 141 da7213_dac_soft_mute_rate_txt); 142 143 /* ALC Attack Rate select */ 144 static const char * const da7213_alc_attack_rate_txt[] = { 145 "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", 146 "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 147 }; 148 149 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate, 150 DA7213_ALC_CTRL2, 151 DA7213_ALC_ATTACK_SHIFT, 152 da7213_alc_attack_rate_txt); 153 154 /* ALC Release Rate select */ 155 static const char * const da7213_alc_release_rate_txt[] = { 156 "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs", 157 "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 158 }; 159 160 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate, 161 DA7213_ALC_CTRL2, 162 DA7213_ALC_RELEASE_SHIFT, 163 da7213_alc_release_rate_txt); 164 165 /* ALC Hold Time select */ 166 static const char * const da7213_alc_hold_time_txt[] = { 167 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", 168 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", 169 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs" 170 }; 171 172 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time, 173 DA7213_ALC_CTRL3, 174 DA7213_ALC_HOLD_SHIFT, 175 da7213_alc_hold_time_txt); 176 177 /* ALC Input Signal Tracking rate select */ 178 static const char * const da7213_alc_integ_rate_txt[] = { 179 "1/4", "1/16", "1/256", "1/65536" 180 }; 181 182 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate, 183 DA7213_ALC_CTRL3, 184 DA7213_ALC_INTEG_ATTACK_SHIFT, 185 da7213_alc_integ_rate_txt); 186 187 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate, 188 DA7213_ALC_CTRL3, 189 DA7213_ALC_INTEG_RELEASE_SHIFT, 190 da7213_alc_integ_rate_txt); 191 192 193 /* 194 * Control Functions 195 */ 196 197 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val) 198 { 199 int mid_data, top_data; 200 int sum = 0; 201 u8 iteration; 202 203 for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS; 204 iteration++) { 205 /* Select the left or right channel and capture data */ 206 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val); 207 208 /* Select middle 8 bits for read back from data register */ 209 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 210 reg_val | DA7213_ALC_DATA_MIDDLE); 211 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 212 213 /* Select top 8 bits for read back from data register */ 214 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 215 reg_val | DA7213_ALC_DATA_TOP); 216 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 217 218 sum += ((mid_data << 8) | (top_data << 16)); 219 } 220 221 return sum / DA7213_ALC_AVG_ITERATIONS; 222 } 223 224 static void da7213_alc_calib_man(struct snd_soc_codec *codec) 225 { 226 u8 reg_val; 227 int avg_left_data, avg_right_data, offset_l, offset_r; 228 229 /* Calculate average for Left and Right data */ 230 /* Left Data */ 231 avg_left_data = da7213_get_alc_data(codec, 232 DA7213_ALC_CIC_OP_CHANNEL_LEFT); 233 /* Right Data */ 234 avg_right_data = da7213_get_alc_data(codec, 235 DA7213_ALC_CIC_OP_CHANNEL_RIGHT); 236 237 /* Calculate DC offset */ 238 offset_l = -avg_left_data; 239 offset_r = -avg_right_data; 240 241 reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8; 242 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val); 243 reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16; 244 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val); 245 246 reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8; 247 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val); 248 reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16; 249 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val); 250 251 /* Enable analog/digital gain mode & offset cancellation */ 252 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 253 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 254 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 255 } 256 257 static void da7213_alc_calib_auto(struct snd_soc_codec *codec) 258 { 259 u8 alc_ctrl1; 260 261 /* Begin auto calibration and wait for completion */ 262 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN, 263 DA7213_ALC_AUTO_CALIB_EN); 264 do { 265 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1); 266 } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN); 267 268 /* If auto calibration fails, fall back to digital gain only mode */ 269 if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) { 270 dev_warn(codec->dev, 271 "ALC auto calibration failed with overflow\n"); 272 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 273 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 274 0); 275 } else { 276 /* Enable analog/digital gain mode & offset cancellation */ 277 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 278 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 279 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 280 } 281 282 } 283 284 static void da7213_alc_calib(struct snd_soc_codec *codec) 285 { 286 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 287 u8 adc_l_ctrl, adc_r_ctrl; 288 u8 mixin_l_sel, mixin_r_sel; 289 u8 mic_1_ctrl, mic_2_ctrl; 290 291 /* Save current values from ADC control registers */ 292 adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL); 293 adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL); 294 295 /* Save current values from MIXIN_L/R_SELECT registers */ 296 mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT); 297 mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT); 298 299 /* Save current values from MIC control registers */ 300 mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL); 301 mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL); 302 303 /* Enable ADC Left and Right */ 304 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN, 305 DA7213_ADC_EN); 306 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN, 307 DA7213_ADC_EN); 308 309 /* Enable MIC paths */ 310 snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT, 311 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 312 DA7213_MIXIN_L_MIX_SELECT_MIC_2, 313 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 314 DA7213_MIXIN_L_MIX_SELECT_MIC_2); 315 snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT, 316 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 317 DA7213_MIXIN_R_MIX_SELECT_MIC_1, 318 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 319 DA7213_MIXIN_R_MIX_SELECT_MIC_1); 320 321 /* Mute MIC PGAs */ 322 snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN, 323 DA7213_MUTE_EN); 324 snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN, 325 DA7213_MUTE_EN); 326 327 /* Perform calibration */ 328 if (da7213->alc_calib_auto) 329 da7213_alc_calib_auto(codec); 330 else 331 da7213_alc_calib_man(codec); 332 333 /* Restore MIXIN_L/R_SELECT registers to their original states */ 334 snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel); 335 snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel); 336 337 /* Restore ADC control registers to their original states */ 338 snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl); 339 snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl); 340 341 /* Restore original values of MIC control registers */ 342 snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl); 343 snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl); 344 } 345 346 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol, 347 struct snd_ctl_elem_value *ucontrol) 348 { 349 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 350 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 351 int ret; 352 353 ret = snd_soc_put_volsw_2r(kcontrol, ucontrol); 354 355 /* If ALC in operation, make sure calibrated offsets are updated */ 356 if ((!ret) && (da7213->alc_en)) 357 da7213_alc_calib(codec); 358 359 return ret; 360 } 361 362 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol, 363 struct snd_ctl_elem_value *ucontrol) 364 { 365 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 366 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 367 368 /* Force ALC offset calibration if enabling ALC */ 369 if (ucontrol->value.integer.value[0] || 370 ucontrol->value.integer.value[1]) { 371 if (!da7213->alc_en) { 372 da7213_alc_calib(codec); 373 da7213->alc_en = true; 374 } 375 } else { 376 da7213->alc_en = false; 377 } 378 379 return snd_soc_put_volsw(kcontrol, ucontrol); 380 } 381 382 383 /* 384 * KControls 385 */ 386 387 static const struct snd_kcontrol_new da7213_snd_controls[] = { 388 389 /* Volume controls */ 390 SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN, 391 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 392 DA7213_NO_INVERT, mic_vol_tlv), 393 SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN, 394 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 395 DA7213_NO_INVERT, mic_vol_tlv), 396 SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN, 397 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX, 398 DA7213_NO_INVERT, aux_vol_tlv), 399 SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN, 400 DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT, 401 DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT, 402 snd_soc_get_volsw_2r, da7213_put_mixin_gain, 403 mixin_gain_tlv), 404 SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN, 405 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX, 406 DA7213_NO_INVERT, digital_gain_tlv), 407 SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN, 408 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX, 409 DA7213_NO_INVERT, digital_gain_tlv), 410 SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN, 411 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX, 412 DA7213_NO_INVERT, hp_vol_tlv), 413 SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN, 414 DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX, 415 DA7213_NO_INVERT, lineout_vol_tlv), 416 417 /* DAC Equalizer controls */ 418 SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT, 419 DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT), 420 SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2, 421 DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX, 422 DA7213_NO_INVERT, eq_gain_tlv), 423 SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2, 424 DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX, 425 DA7213_NO_INVERT, eq_gain_tlv), 426 SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3, 427 DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX, 428 DA7213_NO_INVERT, eq_gain_tlv), 429 SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3, 430 DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX, 431 DA7213_NO_INVERT, eq_gain_tlv), 432 SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4, 433 DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX, 434 DA7213_NO_INVERT, eq_gain_tlv), 435 436 /* High Pass Filter and Voice Mode controls */ 437 SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT, 438 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 439 SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner), 440 SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1, 441 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 442 DA7213_NO_INVERT), 443 SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner), 444 445 SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT, 446 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 447 SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner), 448 SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1, 449 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 450 DA7213_NO_INVERT), 451 SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner), 452 453 /* Mute controls */ 454 SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT, 455 DA7213_MUTE_EN_MAX, DA7213_INVERT), 456 SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT, 457 DA7213_MUTE_EN_MAX, DA7213_INVERT), 458 SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 459 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 460 SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL, 461 DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT, 462 DA7213_MUTE_EN_MAX, DA7213_INVERT), 463 SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL, 464 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 465 SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 466 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 467 SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT, 468 DA7213_MUTE_EN_MAX, DA7213_INVERT), 469 SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5, 470 DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX, 471 DA7213_NO_INVERT), 472 SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate), 473 474 /* Zero Cross controls */ 475 SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 476 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 477 SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL, 478 DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, 479 DA7213_NO_INVERT), 480 SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 481 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 482 483 /* Gain Ramping controls */ 484 SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL, 485 DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 486 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 487 SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL, 488 DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 489 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 490 SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL, 491 DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 492 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 493 SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL, 494 DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 495 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 496 SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL, 497 DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 498 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 499 SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL, 500 DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX, 501 DA7213_NO_INVERT), 502 SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate), 503 504 /* DAC Noise Gate controls */ 505 SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT, 506 DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT), 507 SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time), 508 SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate), 509 SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate), 510 SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD, 511 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 512 DA7213_NO_INVERT), 513 SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD, 514 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 515 DA7213_NO_INVERT), 516 517 /* DAC Routing & Inversion */ 518 SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC, 519 DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT, 520 DA7213_DAC_MONO_MAX, DA7213_NO_INVERT), 521 SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT, 522 DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX, 523 DA7213_NO_INVERT), 524 525 /* DMIC controls */ 526 SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT, 527 DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT, 528 DA7213_DMIC_EN_MAX, DA7213_NO_INVERT), 529 530 /* ALC Controls */ 531 SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT, 532 DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX, 533 DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw), 534 SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate), 535 SOC_ENUM("ALC Release Rate", da7213_alc_release_rate), 536 SOC_ENUM("ALC Hold Time", da7213_alc_hold_time), 537 /* 538 * Rate at which input signal envelope is tracked as the signal gets 539 * larger 540 */ 541 SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate), 542 /* 543 * Rate at which input signal envelope is tracked as the signal gets 544 * smaller 545 */ 546 SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate), 547 SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE, 548 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 549 DA7213_INVERT, alc_threshold_tlv), 550 SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN, 551 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 552 DA7213_INVERT, alc_threshold_tlv), 553 SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX, 554 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 555 DA7213_INVERT, alc_threshold_tlv), 556 SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS, 557 DA7213_ALC_ATTEN_MAX_SHIFT, 558 DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT, 559 alc_gain_tlv), 560 SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS, 561 DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX, 562 DA7213_NO_INVERT, alc_gain_tlv), 563 SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 564 DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 565 DA7213_NO_INVERT, alc_analog_gain_tlv), 566 SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 567 DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 568 DA7213_NO_INVERT, alc_analog_gain_tlv), 569 SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL, 570 DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX, 571 DA7213_NO_INVERT), 572 SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL, 573 DA7213_ALC_ANTICLIP_LEVEL_SHIFT, 574 DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT), 575 }; 576 577 578 /* 579 * DAPM 580 */ 581 582 /* 583 * Enums 584 */ 585 586 /* MIC PGA source select */ 587 static const char * const da7213_mic_amp_in_sel_txt[] = { 588 "Differential", "MIC_P", "MIC_N" 589 }; 590 591 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel, 592 DA7213_MIC_1_CTRL, 593 DA7213_MIC_AMP_IN_SEL_SHIFT, 594 da7213_mic_amp_in_sel_txt); 595 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux = 596 SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel); 597 598 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel, 599 DA7213_MIC_2_CTRL, 600 DA7213_MIC_AMP_IN_SEL_SHIFT, 601 da7213_mic_amp_in_sel_txt); 602 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux = 603 SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel); 604 605 /* DAI routing select */ 606 static const char * const da7213_dai_src_txt[] = { 607 "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right" 608 }; 609 610 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src, 611 DA7213_DIG_ROUTING_DAI, 612 DA7213_DAI_L_SRC_SHIFT, 613 da7213_dai_src_txt); 614 static const struct snd_kcontrol_new da7213_dai_l_src_mux = 615 SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src); 616 617 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src, 618 DA7213_DIG_ROUTING_DAI, 619 DA7213_DAI_R_SRC_SHIFT, 620 da7213_dai_src_txt); 621 static const struct snd_kcontrol_new da7213_dai_r_src_mux = 622 SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src); 623 624 /* DAC routing select */ 625 static const char * const da7213_dac_src_txt[] = { 626 "ADC Output Left", "ADC Output Right", "DAI Input Left", 627 "DAI Input Right" 628 }; 629 630 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src, 631 DA7213_DIG_ROUTING_DAC, 632 DA7213_DAC_L_SRC_SHIFT, 633 da7213_dac_src_txt); 634 static const struct snd_kcontrol_new da7213_dac_l_src_mux = 635 SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src); 636 637 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src, 638 DA7213_DIG_ROUTING_DAC, 639 DA7213_DAC_R_SRC_SHIFT, 640 da7213_dac_src_txt); 641 static const struct snd_kcontrol_new da7213_dac_r_src_mux = 642 SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src); 643 644 /* 645 * Mixer Controls 646 */ 647 648 /* Mixin Left */ 649 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = { 650 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT, 651 DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT, 652 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 653 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT, 654 DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT, 655 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 656 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT, 657 DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT, 658 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 659 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT, 660 DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT, 661 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 662 }; 663 664 /* Mixin Right */ 665 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = { 666 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT, 667 DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT, 668 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 669 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT, 670 DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT, 671 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 672 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT, 673 DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT, 674 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 675 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT, 676 DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT, 677 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 678 }; 679 680 /* Mixout Left */ 681 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = { 682 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT, 683 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT, 684 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 685 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT, 686 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT, 687 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 688 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT, 689 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT, 690 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 691 SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT, 692 DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT, 693 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 694 SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT, 695 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT, 696 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 697 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT, 698 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 699 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 700 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT, 701 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 702 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 703 }; 704 705 /* Mixout Right */ 706 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = { 707 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT, 708 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT, 709 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 710 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT, 711 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT, 712 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 713 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT, 714 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT, 715 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 716 SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT, 717 DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT, 718 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 719 SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT, 720 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT, 721 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 722 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT, 723 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 724 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 725 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT, 726 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 727 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 728 }; 729 730 731 /* 732 * DAPM Events 733 */ 734 735 static int da7213_dai_event(struct snd_soc_dapm_widget *w, 736 struct snd_kcontrol *kcontrol, int event) 737 { 738 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 739 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 740 u8 pll_ctrl, pll_status; 741 int i = 0; 742 bool srm_lock = false; 743 744 switch (event) { 745 case SND_SOC_DAPM_PRE_PMU: 746 /* Enable DAI clks for master mode */ 747 if (da7213->master) 748 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 749 DA7213_DAI_CLK_EN_MASK, 750 DA7213_DAI_CLK_EN_MASK); 751 752 /* PC synchronised to DAI */ 753 snd_soc_update_bits(codec, DA7213_PC_COUNT, 754 DA7213_PC_FREERUN_MASK, 0); 755 756 /* If SRM not enabled then nothing more to do */ 757 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL); 758 if (!(pll_ctrl & DA7213_PLL_SRM_EN)) 759 return 0; 760 761 /* Assist 32KHz mode PLL lock */ 762 if (pll_ctrl & DA7213_PLL_32K_MODE) { 763 snd_soc_write(codec, 0xF0, 0x8B); 764 snd_soc_write(codec, 0xF2, 0x03); 765 snd_soc_write(codec, 0xF0, 0x00); 766 } 767 768 /* Check SRM has locked */ 769 do { 770 pll_status = snd_soc_read(codec, DA7213_PLL_STATUS); 771 if (pll_status & DA7219_PLL_SRM_LOCK) { 772 srm_lock = true; 773 } else { 774 ++i; 775 msleep(50); 776 } 777 } while ((i < DA7213_SRM_CHECK_RETRIES) && (!srm_lock)); 778 779 if (!srm_lock) 780 dev_warn(codec->dev, "SRM failed to lock\n"); 781 782 return 0; 783 case SND_SOC_DAPM_POST_PMD: 784 /* Revert 32KHz PLL lock udpates if applied previously */ 785 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL); 786 if (pll_ctrl & DA7213_PLL_32K_MODE) { 787 snd_soc_write(codec, 0xF0, 0x8B); 788 snd_soc_write(codec, 0xF2, 0x01); 789 snd_soc_write(codec, 0xF0, 0x00); 790 } 791 792 /* PC free-running */ 793 snd_soc_update_bits(codec, DA7213_PC_COUNT, 794 DA7213_PC_FREERUN_MASK, 795 DA7213_PC_FREERUN_MASK); 796 797 /* Disable DAI clks if in master mode */ 798 if (da7213->master) 799 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 800 DA7213_DAI_CLK_EN_MASK, 0); 801 return 0; 802 default: 803 return -EINVAL; 804 } 805 } 806 807 808 /* 809 * DAPM widgets 810 */ 811 812 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = { 813 /* 814 * Input & Output 815 */ 816 817 /* Use a supply here as this controls both input & output DAIs */ 818 SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT, 819 DA7213_NO_INVERT, da7213_dai_event, 820 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 821 822 /* 823 * Input 824 */ 825 826 /* Input Lines */ 827 SND_SOC_DAPM_INPUT("MIC1"), 828 SND_SOC_DAPM_INPUT("MIC2"), 829 SND_SOC_DAPM_INPUT("AUXL"), 830 SND_SOC_DAPM_INPUT("AUXR"), 831 832 /* MUXs for Mic PGA source selection */ 833 SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0, 834 &da7213_mic_1_amp_in_sel_mux), 835 SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0, 836 &da7213_mic_2_amp_in_sel_mux), 837 838 /* Input PGAs */ 839 SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT, 840 DA7213_NO_INVERT, NULL, 0), 841 SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT, 842 DA7213_NO_INVERT, NULL, 0), 843 SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT, 844 DA7213_NO_INVERT, NULL, 0), 845 SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL, 846 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 847 SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL, 848 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 849 SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL, 850 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 851 852 /* Mic Biases */ 853 SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL, 854 DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT, 855 NULL, 0), 856 SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL, 857 DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT, 858 NULL, 0), 859 860 /* Input Mixers */ 861 SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0, 862 &da7213_dapm_mixinl_controls[0], 863 ARRAY_SIZE(da7213_dapm_mixinl_controls)), 864 SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0, 865 &da7213_dapm_mixinr_controls[0], 866 ARRAY_SIZE(da7213_dapm_mixinr_controls)), 867 868 /* ADCs */ 869 SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL, 870 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 871 SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL, 872 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 873 874 /* DAI */ 875 SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0, 876 &da7213_dai_l_src_mux), 877 SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0, 878 &da7213_dai_r_src_mux), 879 SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0), 880 SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0), 881 882 /* 883 * Output 884 */ 885 886 /* DAI */ 887 SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0), 888 SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0), 889 SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0, 890 &da7213_dac_l_src_mux), 891 SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0, 892 &da7213_dac_r_src_mux), 893 894 /* DACs */ 895 SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL, 896 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 897 SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL, 898 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 899 900 /* Output Mixers */ 901 SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0, 902 &da7213_dapm_mixoutl_controls[0], 903 ARRAY_SIZE(da7213_dapm_mixoutl_controls)), 904 SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0, 905 &da7213_dapm_mixoutr_controls[0], 906 ARRAY_SIZE(da7213_dapm_mixoutr_controls)), 907 908 /* Output PGAs */ 909 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL, 910 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 911 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL, 912 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 913 SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT, 914 DA7213_NO_INVERT, NULL, 0), 915 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL, 916 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 917 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL, 918 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 919 920 /* Charge Pump */ 921 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT, 922 DA7213_NO_INVERT, NULL, 0), 923 924 /* Output Lines */ 925 SND_SOC_DAPM_OUTPUT("HPL"), 926 SND_SOC_DAPM_OUTPUT("HPR"), 927 SND_SOC_DAPM_OUTPUT("LINE"), 928 }; 929 930 931 /* 932 * DAPM audio route definition 933 */ 934 935 static const struct snd_soc_dapm_route da7213_audio_map[] = { 936 /* Dest Connecting Widget source */ 937 938 /* Input path */ 939 {"MIC1", NULL, "Mic Bias 1"}, 940 {"MIC2", NULL, "Mic Bias 2"}, 941 942 {"Mic 1 Amp Source MUX", "Differential", "MIC1"}, 943 {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"}, 944 {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"}, 945 946 {"Mic 2 Amp Source MUX", "Differential", "MIC2"}, 947 {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"}, 948 {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"}, 949 950 {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"}, 951 {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"}, 952 953 {"Aux Left PGA", NULL, "AUXL"}, 954 {"Aux Right PGA", NULL, "AUXR"}, 955 956 {"Mixin Left", "Aux Left Switch", "Aux Left PGA"}, 957 {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"}, 958 {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"}, 959 {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"}, 960 961 {"Mixin Right", "Aux Right Switch", "Aux Right PGA"}, 962 {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"}, 963 {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"}, 964 {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"}, 965 966 {"Mixin Left PGA", NULL, "Mixin Left"}, 967 {"ADC Left", NULL, "Mixin Left PGA"}, 968 969 {"Mixin Right PGA", NULL, "Mixin Right"}, 970 {"ADC Right", NULL, "Mixin Right PGA"}, 971 972 {"DAI Left Source MUX", "ADC Left", "ADC Left"}, 973 {"DAI Left Source MUX", "ADC Right", "ADC Right"}, 974 {"DAI Left Source MUX", "DAI Input Left", "DAIINL"}, 975 {"DAI Left Source MUX", "DAI Input Right", "DAIINR"}, 976 977 {"DAI Right Source MUX", "ADC Left", "ADC Left"}, 978 {"DAI Right Source MUX", "ADC Right", "ADC Right"}, 979 {"DAI Right Source MUX", "DAI Input Left", "DAIINL"}, 980 {"DAI Right Source MUX", "DAI Input Right", "DAIINR"}, 981 982 {"DAIOUTL", NULL, "DAI Left Source MUX"}, 983 {"DAIOUTR", NULL, "DAI Right Source MUX"}, 984 985 {"DAIOUTL", NULL, "DAI"}, 986 {"DAIOUTR", NULL, "DAI"}, 987 988 /* Output path */ 989 {"DAIINL", NULL, "DAI"}, 990 {"DAIINR", NULL, "DAI"}, 991 992 {"DAC Left Source MUX", "ADC Output Left", "ADC Left"}, 993 {"DAC Left Source MUX", "ADC Output Right", "ADC Right"}, 994 {"DAC Left Source MUX", "DAI Input Left", "DAIINL"}, 995 {"DAC Left Source MUX", "DAI Input Right", "DAIINR"}, 996 997 {"DAC Right Source MUX", "ADC Output Left", "ADC Left"}, 998 {"DAC Right Source MUX", "ADC Output Right", "ADC Right"}, 999 {"DAC Right Source MUX", "DAI Input Left", "DAIINL"}, 1000 {"DAC Right Source MUX", "DAI Input Right", "DAIINR"}, 1001 1002 {"DAC Left", NULL, "DAC Left Source MUX"}, 1003 {"DAC Right", NULL, "DAC Right Source MUX"}, 1004 1005 {"Mixout Left", "Aux Left Switch", "Aux Left PGA"}, 1006 {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"}, 1007 {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"}, 1008 {"Mixout Left", "DAC Left Switch", "DAC Left"}, 1009 {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"}, 1010 {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"}, 1011 {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"}, 1012 1013 {"Mixout Right", "Aux Right Switch", "Aux Right PGA"}, 1014 {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"}, 1015 {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"}, 1016 {"Mixout Right", "DAC Right Switch", "DAC Right"}, 1017 {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"}, 1018 {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"}, 1019 {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"}, 1020 1021 {"Mixout Left PGA", NULL, "Mixout Left"}, 1022 {"Mixout Right PGA", NULL, "Mixout Right"}, 1023 1024 {"Headphone Left PGA", NULL, "Mixout Left PGA"}, 1025 {"Headphone Left PGA", NULL, "Charge Pump"}, 1026 {"HPL", NULL, "Headphone Left PGA"}, 1027 1028 {"Headphone Right PGA", NULL, "Mixout Right PGA"}, 1029 {"Headphone Right PGA", NULL, "Charge Pump"}, 1030 {"HPR", NULL, "Headphone Right PGA"}, 1031 1032 {"Lineout PGA", NULL, "Mixout Right PGA"}, 1033 {"LINE", NULL, "Lineout PGA"}, 1034 }; 1035 1036 static const struct reg_default da7213_reg_defaults[] = { 1037 { DA7213_DIG_ROUTING_DAI, 0x10 }, 1038 { DA7213_SR, 0x0A }, 1039 { DA7213_REFERENCES, 0x80 }, 1040 { DA7213_PLL_FRAC_TOP, 0x00 }, 1041 { DA7213_PLL_FRAC_BOT, 0x00 }, 1042 { DA7213_PLL_INTEGER, 0x20 }, 1043 { DA7213_PLL_CTRL, 0x0C }, 1044 { DA7213_DAI_CLK_MODE, 0x01 }, 1045 { DA7213_DAI_CTRL, 0x08 }, 1046 { DA7213_DIG_ROUTING_DAC, 0x32 }, 1047 { DA7213_AUX_L_GAIN, 0x35 }, 1048 { DA7213_AUX_R_GAIN, 0x35 }, 1049 { DA7213_MIXIN_L_SELECT, 0x00 }, 1050 { DA7213_MIXIN_R_SELECT, 0x00 }, 1051 { DA7213_MIXIN_L_GAIN, 0x03 }, 1052 { DA7213_MIXIN_R_GAIN, 0x03 }, 1053 { DA7213_ADC_L_GAIN, 0x6F }, 1054 { DA7213_ADC_R_GAIN, 0x6F }, 1055 { DA7213_ADC_FILTERS1, 0x80 }, 1056 { DA7213_MIC_1_GAIN, 0x01 }, 1057 { DA7213_MIC_2_GAIN, 0x01 }, 1058 { DA7213_DAC_FILTERS5, 0x00 }, 1059 { DA7213_DAC_FILTERS2, 0x88 }, 1060 { DA7213_DAC_FILTERS3, 0x88 }, 1061 { DA7213_DAC_FILTERS4, 0x08 }, 1062 { DA7213_DAC_FILTERS1, 0x80 }, 1063 { DA7213_DAC_L_GAIN, 0x6F }, 1064 { DA7213_DAC_R_GAIN, 0x6F }, 1065 { DA7213_CP_CTRL, 0x61 }, 1066 { DA7213_HP_L_GAIN, 0x39 }, 1067 { DA7213_HP_R_GAIN, 0x39 }, 1068 { DA7213_LINE_GAIN, 0x30 }, 1069 { DA7213_MIXOUT_L_SELECT, 0x00 }, 1070 { DA7213_MIXOUT_R_SELECT, 0x00 }, 1071 { DA7213_SYSTEM_MODES_INPUT, 0x00 }, 1072 { DA7213_SYSTEM_MODES_OUTPUT, 0x00 }, 1073 { DA7213_AUX_L_CTRL, 0x44 }, 1074 { DA7213_AUX_R_CTRL, 0x44 }, 1075 { DA7213_MICBIAS_CTRL, 0x11 }, 1076 { DA7213_MIC_1_CTRL, 0x40 }, 1077 { DA7213_MIC_2_CTRL, 0x40 }, 1078 { DA7213_MIXIN_L_CTRL, 0x40 }, 1079 { DA7213_MIXIN_R_CTRL, 0x40 }, 1080 { DA7213_ADC_L_CTRL, 0x40 }, 1081 { DA7213_ADC_R_CTRL, 0x40 }, 1082 { DA7213_DAC_L_CTRL, 0x48 }, 1083 { DA7213_DAC_R_CTRL, 0x40 }, 1084 { DA7213_HP_L_CTRL, 0x41 }, 1085 { DA7213_HP_R_CTRL, 0x40 }, 1086 { DA7213_LINE_CTRL, 0x40 }, 1087 { DA7213_MIXOUT_L_CTRL, 0x10 }, 1088 { DA7213_MIXOUT_R_CTRL, 0x10 }, 1089 { DA7213_LDO_CTRL, 0x00 }, 1090 { DA7213_IO_CTRL, 0x00 }, 1091 { DA7213_GAIN_RAMP_CTRL, 0x00}, 1092 { DA7213_MIC_CONFIG, 0x00 }, 1093 { DA7213_PC_COUNT, 0x00 }, 1094 { DA7213_CP_VOL_THRESHOLD1, 0x32 }, 1095 { DA7213_CP_DELAY, 0x95 }, 1096 { DA7213_CP_DETECTOR, 0x00 }, 1097 { DA7213_DAI_OFFSET, 0x00 }, 1098 { DA7213_DIG_CTRL, 0x00 }, 1099 { DA7213_ALC_CTRL2, 0x00 }, 1100 { DA7213_ALC_CTRL3, 0x00 }, 1101 { DA7213_ALC_NOISE, 0x3F }, 1102 { DA7213_ALC_TARGET_MIN, 0x3F }, 1103 { DA7213_ALC_TARGET_MAX, 0x00 }, 1104 { DA7213_ALC_GAIN_LIMITS, 0xFF }, 1105 { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 }, 1106 { DA7213_ALC_ANTICLIP_CTRL, 0x00 }, 1107 { DA7213_ALC_ANTICLIP_LEVEL, 0x00 }, 1108 { DA7213_ALC_OFFSET_MAN_M_L, 0x00 }, 1109 { DA7213_ALC_OFFSET_MAN_U_L, 0x00 }, 1110 { DA7213_ALC_OFFSET_MAN_M_R, 0x00 }, 1111 { DA7213_ALC_OFFSET_MAN_U_R, 0x00 }, 1112 { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 }, 1113 { DA7213_DAC_NG_SETUP_TIME, 0x00 }, 1114 { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 }, 1115 { DA7213_DAC_NG_ON_THRESHOLD, 0x00 }, 1116 { DA7213_DAC_NG_CTRL, 0x00 }, 1117 }; 1118 1119 static bool da7213_volatile_register(struct device *dev, unsigned int reg) 1120 { 1121 switch (reg) { 1122 case DA7213_STATUS1: 1123 case DA7213_PLL_STATUS: 1124 case DA7213_AUX_L_GAIN_STATUS: 1125 case DA7213_AUX_R_GAIN_STATUS: 1126 case DA7213_MIC_1_GAIN_STATUS: 1127 case DA7213_MIC_2_GAIN_STATUS: 1128 case DA7213_MIXIN_L_GAIN_STATUS: 1129 case DA7213_MIXIN_R_GAIN_STATUS: 1130 case DA7213_ADC_L_GAIN_STATUS: 1131 case DA7213_ADC_R_GAIN_STATUS: 1132 case DA7213_DAC_L_GAIN_STATUS: 1133 case DA7213_DAC_R_GAIN_STATUS: 1134 case DA7213_HP_L_GAIN_STATUS: 1135 case DA7213_HP_R_GAIN_STATUS: 1136 case DA7213_LINE_GAIN_STATUS: 1137 case DA7213_ALC_CTRL1: 1138 case DA7213_ALC_OFFSET_AUTO_M_L: 1139 case DA7213_ALC_OFFSET_AUTO_U_L: 1140 case DA7213_ALC_OFFSET_AUTO_M_R: 1141 case DA7213_ALC_OFFSET_AUTO_U_R: 1142 case DA7213_ALC_CIC_OP_LVL_DATA: 1143 return 1; 1144 default: 1145 return 0; 1146 } 1147 } 1148 1149 static int da7213_hw_params(struct snd_pcm_substream *substream, 1150 struct snd_pcm_hw_params *params, 1151 struct snd_soc_dai *dai) 1152 { 1153 struct snd_soc_codec *codec = dai->codec; 1154 u8 dai_ctrl = 0; 1155 u8 fs; 1156 1157 /* Set DAI format */ 1158 switch (params_width(params)) { 1159 case 16: 1160 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE; 1161 break; 1162 case 20: 1163 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE; 1164 break; 1165 case 24: 1166 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE; 1167 break; 1168 case 32: 1169 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE; 1170 break; 1171 default: 1172 return -EINVAL; 1173 } 1174 1175 /* Set sampling rate */ 1176 switch (params_rate(params)) { 1177 case 8000: 1178 fs = DA7213_SR_8000; 1179 break; 1180 case 11025: 1181 fs = DA7213_SR_11025; 1182 break; 1183 case 12000: 1184 fs = DA7213_SR_12000; 1185 break; 1186 case 16000: 1187 fs = DA7213_SR_16000; 1188 break; 1189 case 22050: 1190 fs = DA7213_SR_22050; 1191 break; 1192 case 32000: 1193 fs = DA7213_SR_32000; 1194 break; 1195 case 44100: 1196 fs = DA7213_SR_44100; 1197 break; 1198 case 48000: 1199 fs = DA7213_SR_48000; 1200 break; 1201 case 88200: 1202 fs = DA7213_SR_88200; 1203 break; 1204 case 96000: 1205 fs = DA7213_SR_96000; 1206 break; 1207 default: 1208 return -EINVAL; 1209 } 1210 1211 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK, 1212 dai_ctrl); 1213 snd_soc_write(codec, DA7213_SR, fs); 1214 1215 return 0; 1216 } 1217 1218 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1219 { 1220 struct snd_soc_codec *codec = codec_dai->codec; 1221 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1222 u8 dai_clk_mode = 0, dai_ctrl = 0; 1223 1224 /* Set master/slave mode */ 1225 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1226 case SND_SOC_DAIFMT_CBM_CFM: 1227 da7213->master = true; 1228 break; 1229 case SND_SOC_DAIFMT_CBS_CFS: 1230 da7213->master = false; 1231 break; 1232 default: 1233 return -EINVAL; 1234 } 1235 1236 /* Set clock normal/inverted */ 1237 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1238 case SND_SOC_DAIFMT_NB_NF: 1239 break; 1240 case SND_SOC_DAIFMT_NB_IF: 1241 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV; 1242 break; 1243 case SND_SOC_DAIFMT_IB_NF: 1244 dai_clk_mode |= DA7213_DAI_CLK_POL_INV; 1245 break; 1246 case SND_SOC_DAIFMT_IB_IF: 1247 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV; 1248 break; 1249 default: 1250 return -EINVAL; 1251 } 1252 1253 /* Only I2S is supported */ 1254 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1255 case SND_SOC_DAIFMT_I2S: 1256 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE; 1257 break; 1258 case SND_SOC_DAIFMT_LEFT_J: 1259 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J; 1260 break; 1261 case SND_SOC_DAIFMT_RIGHT_J: 1262 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J; 1263 break; 1264 default: 1265 return -EINVAL; 1266 } 1267 1268 /* By default only 64 BCLK per WCLK is supported */ 1269 dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64; 1270 1271 snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode); 1272 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK, 1273 dai_ctrl); 1274 1275 return 0; 1276 } 1277 1278 static int da7213_mute(struct snd_soc_dai *dai, int mute) 1279 { 1280 struct snd_soc_codec *codec = dai->codec; 1281 1282 if (mute) { 1283 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1284 DA7213_MUTE_EN, DA7213_MUTE_EN); 1285 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1286 DA7213_MUTE_EN, DA7213_MUTE_EN); 1287 } else { 1288 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1289 DA7213_MUTE_EN, 0); 1290 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1291 DA7213_MUTE_EN, 0); 1292 } 1293 1294 return 0; 1295 } 1296 1297 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1298 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1299 1300 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1301 int clk_id, unsigned int freq, int dir) 1302 { 1303 struct snd_soc_codec *codec = codec_dai->codec; 1304 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1305 int ret = 0; 1306 1307 if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq)) 1308 return 0; 1309 1310 if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) { 1311 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1312 freq); 1313 return -EINVAL; 1314 } 1315 1316 switch (clk_id) { 1317 case DA7213_CLKSRC_MCLK: 1318 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1319 DA7213_PLL_MCLK_SQR_EN, 0); 1320 break; 1321 case DA7213_CLKSRC_MCLK_SQR: 1322 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1323 DA7213_PLL_MCLK_SQR_EN, 1324 DA7213_PLL_MCLK_SQR_EN); 1325 break; 1326 default: 1327 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1328 return -EINVAL; 1329 } 1330 1331 da7213->clk_src = clk_id; 1332 1333 if (da7213->mclk) { 1334 freq = clk_round_rate(da7213->mclk, freq); 1335 ret = clk_set_rate(da7213->mclk, freq); 1336 if (ret) { 1337 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1338 freq); 1339 return ret; 1340 } 1341 } 1342 1343 da7213->mclk_rate = freq; 1344 1345 return 0; 1346 } 1347 1348 /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */ 1349 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1350 int source, unsigned int fref, unsigned int fout) 1351 { 1352 struct snd_soc_codec *codec = codec_dai->codec; 1353 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1354 1355 u8 pll_ctrl, indiv_bits, indiv; 1356 u8 pll_frac_top, pll_frac_bot, pll_integer; 1357 u32 freq_ref; 1358 u64 frac_div; 1359 1360 /* Workout input divider based on MCLK rate */ 1361 if (da7213->mclk_rate == 32768) { 1362 if (!da7213->master) { 1363 dev_err(codec->dev, 1364 "32KHz only valid if codec is clock master\n"); 1365 return -EINVAL; 1366 } 1367 1368 /* 32KHz PLL Mode */ 1369 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1370 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1371 source = DA7213_SYSCLK_PLL_32KHZ; 1372 freq_ref = 3750000; 1373 1374 } else { 1375 if (da7213->mclk_rate < 5000000) { 1376 dev_err(codec->dev, 1377 "PLL input clock %d below valid range\n", 1378 da7213->mclk_rate); 1379 return -EINVAL; 1380 } else if (da7213->mclk_rate <= 9000000) { 1381 indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ; 1382 indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL; 1383 } else if (da7213->mclk_rate <= 18000000) { 1384 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1385 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1386 } else if (da7213->mclk_rate <= 36000000) { 1387 indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ; 1388 indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL; 1389 } else if (da7213->mclk_rate <= 54000000) { 1390 indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ; 1391 indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL; 1392 } else { 1393 dev_err(codec->dev, 1394 "PLL input clock %d above valid range\n", 1395 da7213->mclk_rate); 1396 return -EINVAL; 1397 } 1398 freq_ref = (da7213->mclk_rate / indiv); 1399 } 1400 1401 pll_ctrl = indiv_bits; 1402 1403 /* Configure PLL */ 1404 switch (source) { 1405 case DA7213_SYSCLK_MCLK: 1406 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1407 DA7213_PLL_INDIV_MASK | 1408 DA7213_PLL_MODE_MASK, pll_ctrl); 1409 return 0; 1410 case DA7213_SYSCLK_PLL: 1411 break; 1412 case DA7213_SYSCLK_PLL_SRM: 1413 pll_ctrl |= DA7213_PLL_SRM_EN; 1414 fout = DA7213_PLL_FREQ_OUT_94310400; 1415 break; 1416 case DA7213_SYSCLK_PLL_32KHZ: 1417 if (da7213->mclk_rate != 32768) { 1418 dev_err(codec->dev, 1419 "32KHz mode only valid with 32KHz MCLK\n"); 1420 return -EINVAL; 1421 } 1422 1423 pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN; 1424 fout = DA7213_PLL_FREQ_OUT_94310400; 1425 break; 1426 default: 1427 dev_err(codec->dev, "Invalid PLL config\n"); 1428 return -EINVAL; 1429 } 1430 1431 /* Calculate dividers for PLL */ 1432 pll_integer = fout / freq_ref; 1433 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1434 do_div(frac_div, freq_ref); 1435 pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK; 1436 pll_frac_bot = (frac_div) & DA7213_BYTE_MASK; 1437 1438 /* Write PLL dividers */ 1439 snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top); 1440 snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot); 1441 snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer); 1442 1443 /* Enable PLL */ 1444 pll_ctrl |= DA7213_PLL_EN; 1445 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1446 DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK, 1447 pll_ctrl); 1448 1449 /* Assist 32KHz mode PLL lock */ 1450 if (source == DA7213_SYSCLK_PLL_32KHZ) { 1451 snd_soc_write(codec, 0xF0, 0x8B); 1452 snd_soc_write(codec, 0xF1, 0x03); 1453 snd_soc_write(codec, 0xF1, 0x01); 1454 snd_soc_write(codec, 0xF0, 0x00); 1455 } 1456 1457 return 0; 1458 } 1459 1460 /* DAI operations */ 1461 static const struct snd_soc_dai_ops da7213_dai_ops = { 1462 .hw_params = da7213_hw_params, 1463 .set_fmt = da7213_set_dai_fmt, 1464 .set_sysclk = da7213_set_dai_sysclk, 1465 .set_pll = da7213_set_dai_pll, 1466 .digital_mute = da7213_mute, 1467 }; 1468 1469 static struct snd_soc_dai_driver da7213_dai = { 1470 .name = "da7213-hifi", 1471 /* Playback Capabilities */ 1472 .playback = { 1473 .stream_name = "Playback", 1474 .channels_min = 1, 1475 .channels_max = 2, 1476 .rates = SNDRV_PCM_RATE_8000_96000, 1477 .formats = DA7213_FORMATS, 1478 }, 1479 /* Capture Capabilities */ 1480 .capture = { 1481 .stream_name = "Capture", 1482 .channels_min = 1, 1483 .channels_max = 2, 1484 .rates = SNDRV_PCM_RATE_8000_96000, 1485 .formats = DA7213_FORMATS, 1486 }, 1487 .ops = &da7213_dai_ops, 1488 .symmetric_rates = 1, 1489 }; 1490 1491 static int da7213_set_bias_level(struct snd_soc_codec *codec, 1492 enum snd_soc_bias_level level) 1493 { 1494 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1495 int ret; 1496 1497 switch (level) { 1498 case SND_SOC_BIAS_ON: 1499 break; 1500 case SND_SOC_BIAS_PREPARE: 1501 /* Enable MCLK for transition to ON state */ 1502 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_STANDBY) { 1503 if (da7213->mclk) { 1504 ret = clk_prepare_enable(da7213->mclk); 1505 if (ret) { 1506 dev_err(codec->dev, 1507 "Failed to enable mclk\n"); 1508 return ret; 1509 } 1510 } 1511 } 1512 break; 1513 case SND_SOC_BIAS_STANDBY: 1514 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { 1515 /* Enable VMID reference & master bias */ 1516 snd_soc_update_bits(codec, DA7213_REFERENCES, 1517 DA7213_VMID_EN | DA7213_BIAS_EN, 1518 DA7213_VMID_EN | DA7213_BIAS_EN); 1519 } else { 1520 /* Remove MCLK */ 1521 if (da7213->mclk) 1522 clk_disable_unprepare(da7213->mclk); 1523 } 1524 break; 1525 case SND_SOC_BIAS_OFF: 1526 /* Disable VMID reference & master bias */ 1527 snd_soc_update_bits(codec, DA7213_REFERENCES, 1528 DA7213_VMID_EN | DA7213_BIAS_EN, 0); 1529 break; 1530 } 1531 return 0; 1532 } 1533 1534 #if defined(CONFIG_OF) 1535 /* DT */ 1536 static const struct of_device_id da7213_of_match[] = { 1537 { .compatible = "dlg,da7213", }, 1538 { } 1539 }; 1540 MODULE_DEVICE_TABLE(of, da7213_of_match); 1541 #endif 1542 1543 #ifdef CONFIG_ACPI 1544 static const struct acpi_device_id da7213_acpi_match[] = { 1545 { "DLGS7212", 0}, 1546 { "DLGS7213", 0}, 1547 { }, 1548 }; 1549 MODULE_DEVICE_TABLE(acpi, da7213_acpi_match); 1550 #endif 1551 1552 static enum da7213_micbias_voltage 1553 da7213_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) 1554 { 1555 switch (val) { 1556 case 1600: 1557 return DA7213_MICBIAS_1_6V; 1558 case 2200: 1559 return DA7213_MICBIAS_2_2V; 1560 case 2500: 1561 return DA7213_MICBIAS_2_5V; 1562 case 3000: 1563 return DA7213_MICBIAS_3_0V; 1564 default: 1565 dev_warn(codec->dev, "Invalid micbias level\n"); 1566 return DA7213_MICBIAS_2_2V; 1567 } 1568 } 1569 1570 static enum da7213_dmic_data_sel 1571 da7213_of_dmic_data_sel(struct snd_soc_codec *codec, const char *str) 1572 { 1573 if (!strcmp(str, "lrise_rfall")) { 1574 return DA7213_DMIC_DATA_LRISE_RFALL; 1575 } else if (!strcmp(str, "lfall_rrise")) { 1576 return DA7213_DMIC_DATA_LFALL_RRISE; 1577 } else { 1578 dev_warn(codec->dev, "Invalid DMIC data select type\n"); 1579 return DA7213_DMIC_DATA_LRISE_RFALL; 1580 } 1581 } 1582 1583 static enum da7213_dmic_samplephase 1584 da7213_of_dmic_samplephase(struct snd_soc_codec *codec, const char *str) 1585 { 1586 if (!strcmp(str, "on_clkedge")) { 1587 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1588 } else if (!strcmp(str, "between_clkedge")) { 1589 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE; 1590 } else { 1591 dev_warn(codec->dev, "Invalid DMIC sample phase\n"); 1592 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1593 } 1594 } 1595 1596 static enum da7213_dmic_clk_rate 1597 da7213_of_dmic_clkrate(struct snd_soc_codec *codec, u32 val) 1598 { 1599 switch (val) { 1600 case 1500000: 1601 return DA7213_DMIC_CLK_1_5MHZ; 1602 case 3000000: 1603 return DA7213_DMIC_CLK_3_0MHZ; 1604 default: 1605 dev_warn(codec->dev, "Invalid DMIC clock rate\n"); 1606 return DA7213_DMIC_CLK_1_5MHZ; 1607 } 1608 } 1609 1610 static struct da7213_platform_data 1611 *da7213_fw_to_pdata(struct snd_soc_codec *codec) 1612 { 1613 struct device *dev = codec->dev; 1614 struct da7213_platform_data *pdata; 1615 const char *fw_str; 1616 u32 fw_val32; 1617 1618 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); 1619 if (!pdata) { 1620 dev_warn(codec->dev, "Failed to allocate memory for pdata\n"); 1621 return NULL; 1622 } 1623 1624 if (device_property_read_u32(dev, "dlg,micbias1-lvl", &fw_val32) >= 0) 1625 pdata->micbias1_lvl = da7213_of_micbias_lvl(codec, fw_val32); 1626 else 1627 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V; 1628 1629 if (device_property_read_u32(dev, "dlg,micbias2-lvl", &fw_val32) >= 0) 1630 pdata->micbias2_lvl = da7213_of_micbias_lvl(codec, fw_val32); 1631 else 1632 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V; 1633 1634 if (!device_property_read_string(dev, "dlg,dmic-data-sel", &fw_str)) 1635 pdata->dmic_data_sel = da7213_of_dmic_data_sel(codec, fw_str); 1636 else 1637 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL; 1638 1639 if (!device_property_read_string(dev, "dlg,dmic-samplephase", &fw_str)) 1640 pdata->dmic_samplephase = 1641 da7213_of_dmic_samplephase(codec, fw_str); 1642 else 1643 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1644 1645 if (device_property_read_u32(dev, "dlg,dmic-clkrate", &fw_val32) >= 0) 1646 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(codec, fw_val32); 1647 else 1648 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ; 1649 1650 return pdata; 1651 } 1652 1653 1654 static int da7213_probe(struct snd_soc_codec *codec) 1655 { 1656 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1657 1658 /* Default to using ALC auto offset calibration mode. */ 1659 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 1660 DA7213_ALC_CALIB_MODE_MAN, 0); 1661 da7213->alc_calib_auto = true; 1662 1663 /* Default PC counter to free-running */ 1664 snd_soc_update_bits(codec, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK, 1665 DA7213_PC_FREERUN_MASK); 1666 1667 /* Enable all Gain Ramps */ 1668 snd_soc_update_bits(codec, DA7213_AUX_L_CTRL, 1669 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1670 snd_soc_update_bits(codec, DA7213_AUX_R_CTRL, 1671 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1672 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1673 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1674 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1675 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1676 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, 1677 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1678 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, 1679 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1680 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1681 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1682 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1683 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1684 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1685 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1686 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1687 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1688 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1689 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1690 1691 /* 1692 * There are two separate control bits for input and output mixers as 1693 * well as headphone and line outs. 1694 * One to enable corresponding amplifier and other to enable its 1695 * output. As amplifier bits are related to power control, they are 1696 * being managed by DAPM while other (non power related) bits are 1697 * enabled here 1698 */ 1699 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1700 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1701 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1702 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1703 1704 snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL, 1705 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1706 snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL, 1707 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1708 1709 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1710 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1711 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1712 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1713 1714 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1715 DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE); 1716 1717 /* Handle DT/Platform data */ 1718 da7213->pdata = dev_get_platdata(codec->dev); 1719 if (!da7213->pdata) 1720 da7213->pdata = da7213_fw_to_pdata(codec); 1721 1722 /* Set platform data values */ 1723 if (da7213->pdata) { 1724 struct da7213_platform_data *pdata = da7213->pdata; 1725 u8 micbias_lvl = 0, dmic_cfg = 0; 1726 1727 /* Set Mic Bias voltages */ 1728 switch (pdata->micbias1_lvl) { 1729 case DA7213_MICBIAS_1_6V: 1730 case DA7213_MICBIAS_2_2V: 1731 case DA7213_MICBIAS_2_5V: 1732 case DA7213_MICBIAS_3_0V: 1733 micbias_lvl |= (pdata->micbias1_lvl << 1734 DA7213_MICBIAS1_LEVEL_SHIFT); 1735 break; 1736 } 1737 switch (pdata->micbias2_lvl) { 1738 case DA7213_MICBIAS_1_6V: 1739 case DA7213_MICBIAS_2_2V: 1740 case DA7213_MICBIAS_2_5V: 1741 case DA7213_MICBIAS_3_0V: 1742 micbias_lvl |= (pdata->micbias2_lvl << 1743 DA7213_MICBIAS2_LEVEL_SHIFT); 1744 break; 1745 } 1746 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL, 1747 DA7213_MICBIAS1_LEVEL_MASK | 1748 DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl); 1749 1750 /* Set DMIC configuration */ 1751 switch (pdata->dmic_data_sel) { 1752 case DA7213_DMIC_DATA_LFALL_RRISE: 1753 case DA7213_DMIC_DATA_LRISE_RFALL: 1754 dmic_cfg |= (pdata->dmic_data_sel << 1755 DA7213_DMIC_DATA_SEL_SHIFT); 1756 break; 1757 } 1758 switch (pdata->dmic_samplephase) { 1759 case DA7213_DMIC_SAMPLE_ON_CLKEDGE: 1760 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE: 1761 dmic_cfg |= (pdata->dmic_samplephase << 1762 DA7213_DMIC_SAMPLEPHASE_SHIFT); 1763 break; 1764 } 1765 switch (pdata->dmic_clk_rate) { 1766 case DA7213_DMIC_CLK_3_0MHZ: 1767 case DA7213_DMIC_CLK_1_5MHZ: 1768 dmic_cfg |= (pdata->dmic_clk_rate << 1769 DA7213_DMIC_CLK_RATE_SHIFT); 1770 break; 1771 } 1772 snd_soc_update_bits(codec, DA7213_MIC_CONFIG, 1773 DA7213_DMIC_DATA_SEL_MASK | 1774 DA7213_DMIC_SAMPLEPHASE_MASK | 1775 DA7213_DMIC_CLK_RATE_MASK, dmic_cfg); 1776 } 1777 1778 /* Check if MCLK provided */ 1779 da7213->mclk = devm_clk_get(codec->dev, "mclk"); 1780 if (IS_ERR(da7213->mclk)) { 1781 if (PTR_ERR(da7213->mclk) != -ENOENT) 1782 return PTR_ERR(da7213->mclk); 1783 else 1784 da7213->mclk = NULL; 1785 } 1786 1787 return 0; 1788 } 1789 1790 static const struct snd_soc_codec_driver soc_codec_dev_da7213 = { 1791 .probe = da7213_probe, 1792 .set_bias_level = da7213_set_bias_level, 1793 1794 .component_driver = { 1795 .controls = da7213_snd_controls, 1796 .num_controls = ARRAY_SIZE(da7213_snd_controls), 1797 .dapm_widgets = da7213_dapm_widgets, 1798 .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets), 1799 .dapm_routes = da7213_audio_map, 1800 .num_dapm_routes = ARRAY_SIZE(da7213_audio_map), 1801 }, 1802 }; 1803 1804 static const struct regmap_config da7213_regmap_config = { 1805 .reg_bits = 8, 1806 .val_bits = 8, 1807 1808 .reg_defaults = da7213_reg_defaults, 1809 .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults), 1810 .volatile_reg = da7213_volatile_register, 1811 .cache_type = REGCACHE_RBTREE, 1812 }; 1813 1814 static int da7213_i2c_probe(struct i2c_client *i2c, 1815 const struct i2c_device_id *id) 1816 { 1817 struct da7213_priv *da7213; 1818 int ret; 1819 1820 da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv), 1821 GFP_KERNEL); 1822 if (!da7213) 1823 return -ENOMEM; 1824 1825 i2c_set_clientdata(i2c, da7213); 1826 1827 da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config); 1828 if (IS_ERR(da7213->regmap)) { 1829 ret = PTR_ERR(da7213->regmap); 1830 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1831 return ret; 1832 } 1833 1834 ret = snd_soc_register_codec(&i2c->dev, 1835 &soc_codec_dev_da7213, &da7213_dai, 1); 1836 if (ret < 0) { 1837 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n", 1838 ret); 1839 } 1840 return ret; 1841 } 1842 1843 static int da7213_remove(struct i2c_client *client) 1844 { 1845 snd_soc_unregister_codec(&client->dev); 1846 return 0; 1847 } 1848 1849 static const struct i2c_device_id da7213_i2c_id[] = { 1850 { "da7213", 0 }, 1851 { } 1852 }; 1853 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id); 1854 1855 /* I2C codec control layer */ 1856 static struct i2c_driver da7213_i2c_driver = { 1857 .driver = { 1858 .name = "da7213", 1859 .of_match_table = of_match_ptr(da7213_of_match), 1860 .acpi_match_table = ACPI_PTR(da7213_acpi_match), 1861 }, 1862 .probe = da7213_i2c_probe, 1863 .remove = da7213_remove, 1864 .id_table = da7213_i2c_id, 1865 }; 1866 1867 module_i2c_driver(da7213_i2c_driver); 1868 1869 MODULE_DESCRIPTION("ASoC DA7213 Codec driver"); 1870 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 1871 MODULE_LICENSE("GPL"); 1872