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/clk.h> 17 #include <linux/delay.h> 18 #include <linux/i2c.h> 19 #include <linux/regmap.h> 20 #include <linux/slab.h> 21 #include <linux/module.h> 22 #include <sound/pcm.h> 23 #include <sound/pcm_params.h> 24 #include <sound/soc.h> 25 #include <sound/initval.h> 26 #include <sound/tlv.h> 27 28 #include <sound/da7213.h> 29 #include "da7213.h" 30 31 32 /* Gain and Volume */ 33 static const DECLARE_TLV_DB_RANGE(aux_vol_tlv, 34 /* -54dB */ 35 0x0, 0x11, TLV_DB_SCALE_ITEM(-5400, 0, 0), 36 /* -52.5dB to 15dB */ 37 0x12, 0x3f, TLV_DB_SCALE_ITEM(-5250, 150, 0) 38 ); 39 40 static const DECLARE_TLV_DB_RANGE(digital_gain_tlv, 41 0x0, 0x07, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 42 /* -78dB to 12dB */ 43 0x08, 0x7f, TLV_DB_SCALE_ITEM(-7800, 75, 0) 44 ); 45 46 static const DECLARE_TLV_DB_RANGE(alc_analog_gain_tlv, 47 0x0, 0x0, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1), 48 /* 0dB to 36dB */ 49 0x01, 0x07, TLV_DB_SCALE_ITEM(0, 600, 0) 50 ); 51 52 static const DECLARE_TLV_DB_SCALE(mic_vol_tlv, -600, 600, 0); 53 static const DECLARE_TLV_DB_SCALE(mixin_gain_tlv, -450, 150, 0); 54 static const DECLARE_TLV_DB_SCALE(eq_gain_tlv, -1050, 150, 0); 55 static const DECLARE_TLV_DB_SCALE(hp_vol_tlv, -5700, 100, 0); 56 static const DECLARE_TLV_DB_SCALE(lineout_vol_tlv, -4800, 100, 0); 57 static const DECLARE_TLV_DB_SCALE(alc_threshold_tlv, -9450, 150, 0); 58 static const DECLARE_TLV_DB_SCALE(alc_gain_tlv, 0, 600, 0); 59 60 /* ADC and DAC voice mode (8kHz) high pass cutoff value */ 61 static const char * const da7213_voice_hpf_corner_txt[] = { 62 "2.5Hz", "25Hz", "50Hz", "100Hz", "150Hz", "200Hz", "300Hz", "400Hz" 63 }; 64 65 static SOC_ENUM_SINGLE_DECL(da7213_dac_voice_hpf_corner, 66 DA7213_DAC_FILTERS1, 67 DA7213_VOICE_HPF_CORNER_SHIFT, 68 da7213_voice_hpf_corner_txt); 69 70 static SOC_ENUM_SINGLE_DECL(da7213_adc_voice_hpf_corner, 71 DA7213_ADC_FILTERS1, 72 DA7213_VOICE_HPF_CORNER_SHIFT, 73 da7213_voice_hpf_corner_txt); 74 75 /* ADC and DAC high pass filter cutoff value */ 76 static const char * const da7213_audio_hpf_corner_txt[] = { 77 "Fs/24000", "Fs/12000", "Fs/6000", "Fs/3000" 78 }; 79 80 static SOC_ENUM_SINGLE_DECL(da7213_dac_audio_hpf_corner, 81 DA7213_DAC_FILTERS1 82 , DA7213_AUDIO_HPF_CORNER_SHIFT, 83 da7213_audio_hpf_corner_txt); 84 85 static SOC_ENUM_SINGLE_DECL(da7213_adc_audio_hpf_corner, 86 DA7213_ADC_FILTERS1, 87 DA7213_AUDIO_HPF_CORNER_SHIFT, 88 da7213_audio_hpf_corner_txt); 89 90 /* Gain ramping rate value */ 91 static const char * const da7213_gain_ramp_rate_txt[] = { 92 "nominal rate * 8", "nominal rate * 16", "nominal rate / 16", 93 "nominal rate / 32" 94 }; 95 96 static SOC_ENUM_SINGLE_DECL(da7213_gain_ramp_rate, 97 DA7213_GAIN_RAMP_CTRL, 98 DA7213_GAIN_RAMP_RATE_SHIFT, 99 da7213_gain_ramp_rate_txt); 100 101 /* DAC noise gate setup time value */ 102 static const char * const da7213_dac_ng_setup_time_txt[] = { 103 "256 samples", "512 samples", "1024 samples", "2048 samples" 104 }; 105 106 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_setup_time, 107 DA7213_DAC_NG_SETUP_TIME, 108 DA7213_DAC_NG_SETUP_TIME_SHIFT, 109 da7213_dac_ng_setup_time_txt); 110 111 /* DAC noise gate rampup rate value */ 112 static const char * const da7213_dac_ng_rampup_txt[] = { 113 "0.02 ms/dB", "0.16 ms/dB" 114 }; 115 116 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampup_rate, 117 DA7213_DAC_NG_SETUP_TIME, 118 DA7213_DAC_NG_RAMPUP_RATE_SHIFT, 119 da7213_dac_ng_rampup_txt); 120 121 /* DAC noise gate rampdown rate value */ 122 static const char * const da7213_dac_ng_rampdown_txt[] = { 123 "0.64 ms/dB", "20.48 ms/dB" 124 }; 125 126 static SOC_ENUM_SINGLE_DECL(da7213_dac_ng_rampdown_rate, 127 DA7213_DAC_NG_SETUP_TIME, 128 DA7213_DAC_NG_RAMPDN_RATE_SHIFT, 129 da7213_dac_ng_rampdown_txt); 130 131 /* DAC soft mute rate value */ 132 static const char * const da7213_dac_soft_mute_rate_txt[] = { 133 "1", "2", "4", "8", "16", "32", "64" 134 }; 135 136 static SOC_ENUM_SINGLE_DECL(da7213_dac_soft_mute_rate, 137 DA7213_DAC_FILTERS5, 138 DA7213_DAC_SOFTMUTE_RATE_SHIFT, 139 da7213_dac_soft_mute_rate_txt); 140 141 /* ALC Attack Rate select */ 142 static const char * const da7213_alc_attack_rate_txt[] = { 143 "44/fs", "88/fs", "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", 144 "5632/fs", "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 145 }; 146 147 static SOC_ENUM_SINGLE_DECL(da7213_alc_attack_rate, 148 DA7213_ALC_CTRL2, 149 DA7213_ALC_ATTACK_SHIFT, 150 da7213_alc_attack_rate_txt); 151 152 /* ALC Release Rate select */ 153 static const char * const da7213_alc_release_rate_txt[] = { 154 "176/fs", "352/fs", "704/fs", "1408/fs", "2816/fs", "5632/fs", 155 "11264/fs", "22528/fs", "45056/fs", "90112/fs", "180224/fs" 156 }; 157 158 static SOC_ENUM_SINGLE_DECL(da7213_alc_release_rate, 159 DA7213_ALC_CTRL2, 160 DA7213_ALC_RELEASE_SHIFT, 161 da7213_alc_release_rate_txt); 162 163 /* ALC Hold Time select */ 164 static const char * const da7213_alc_hold_time_txt[] = { 165 "62/fs", "124/fs", "248/fs", "496/fs", "992/fs", "1984/fs", "3968/fs", 166 "7936/fs", "15872/fs", "31744/fs", "63488/fs", "126976/fs", 167 "253952/fs", "507904/fs", "1015808/fs", "2031616/fs" 168 }; 169 170 static SOC_ENUM_SINGLE_DECL(da7213_alc_hold_time, 171 DA7213_ALC_CTRL3, 172 DA7213_ALC_HOLD_SHIFT, 173 da7213_alc_hold_time_txt); 174 175 /* ALC Input Signal Tracking rate select */ 176 static const char * const da7213_alc_integ_rate_txt[] = { 177 "1/4", "1/16", "1/256", "1/65536" 178 }; 179 180 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_attack_rate, 181 DA7213_ALC_CTRL3, 182 DA7213_ALC_INTEG_ATTACK_SHIFT, 183 da7213_alc_integ_rate_txt); 184 185 static SOC_ENUM_SINGLE_DECL(da7213_alc_integ_release_rate, 186 DA7213_ALC_CTRL3, 187 DA7213_ALC_INTEG_RELEASE_SHIFT, 188 da7213_alc_integ_rate_txt); 189 190 191 /* 192 * Control Functions 193 */ 194 195 static int da7213_get_alc_data(struct snd_soc_codec *codec, u8 reg_val) 196 { 197 int mid_data, top_data; 198 int sum = 0; 199 u8 iteration; 200 201 for (iteration = 0; iteration < DA7213_ALC_AVG_ITERATIONS; 202 iteration++) { 203 /* Select the left or right channel and capture data */ 204 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, reg_val); 205 206 /* Select middle 8 bits for read back from data register */ 207 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 208 reg_val | DA7213_ALC_DATA_MIDDLE); 209 mid_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 210 211 /* Select top 8 bits for read back from data register */ 212 snd_soc_write(codec, DA7213_ALC_CIC_OP_LVL_CTRL, 213 reg_val | DA7213_ALC_DATA_TOP); 214 top_data = snd_soc_read(codec, DA7213_ALC_CIC_OP_LVL_DATA); 215 216 sum += ((mid_data << 8) | (top_data << 16)); 217 } 218 219 return sum / DA7213_ALC_AVG_ITERATIONS; 220 } 221 222 static void da7213_alc_calib_man(struct snd_soc_codec *codec) 223 { 224 u8 reg_val; 225 int avg_left_data, avg_right_data, offset_l, offset_r; 226 227 /* Calculate average for Left and Right data */ 228 /* Left Data */ 229 avg_left_data = da7213_get_alc_data(codec, 230 DA7213_ALC_CIC_OP_CHANNEL_LEFT); 231 /* Right Data */ 232 avg_right_data = da7213_get_alc_data(codec, 233 DA7213_ALC_CIC_OP_CHANNEL_RIGHT); 234 235 /* Calculate DC offset */ 236 offset_l = -avg_left_data; 237 offset_r = -avg_right_data; 238 239 reg_val = (offset_l & DA7213_ALC_OFFSET_15_8) >> 8; 240 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_L, reg_val); 241 reg_val = (offset_l & DA7213_ALC_OFFSET_19_16) >> 16; 242 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_L, reg_val); 243 244 reg_val = (offset_r & DA7213_ALC_OFFSET_15_8) >> 8; 245 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_M_R, reg_val); 246 reg_val = (offset_r & DA7213_ALC_OFFSET_19_16) >> 16; 247 snd_soc_write(codec, DA7213_ALC_OFFSET_MAN_U_R, reg_val); 248 249 /* Enable analog/digital gain mode & offset cancellation */ 250 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 251 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 252 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 253 } 254 255 static void da7213_alc_calib_auto(struct snd_soc_codec *codec) 256 { 257 u8 alc_ctrl1; 258 259 /* Begin auto calibration and wait for completion */ 260 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, DA7213_ALC_AUTO_CALIB_EN, 261 DA7213_ALC_AUTO_CALIB_EN); 262 do { 263 alc_ctrl1 = snd_soc_read(codec, DA7213_ALC_CTRL1); 264 } while (alc_ctrl1 & DA7213_ALC_AUTO_CALIB_EN); 265 266 /* If auto calibration fails, fall back to digital gain only mode */ 267 if (alc_ctrl1 & DA7213_ALC_CALIB_OVERFLOW) { 268 dev_warn(codec->dev, 269 "ALC auto calibration failed with overflow\n"); 270 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 271 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 272 0); 273 } else { 274 /* Enable analog/digital gain mode & offset cancellation */ 275 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 276 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE, 277 DA7213_ALC_OFFSET_EN | DA7213_ALC_SYNC_MODE); 278 } 279 280 } 281 282 static void da7213_alc_calib(struct snd_soc_codec *codec) 283 { 284 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 285 u8 adc_l_ctrl, adc_r_ctrl; 286 u8 mixin_l_sel, mixin_r_sel; 287 u8 mic_1_ctrl, mic_2_ctrl; 288 289 /* Save current values from ADC control registers */ 290 adc_l_ctrl = snd_soc_read(codec, DA7213_ADC_L_CTRL); 291 adc_r_ctrl = snd_soc_read(codec, DA7213_ADC_R_CTRL); 292 293 /* Save current values from MIXIN_L/R_SELECT registers */ 294 mixin_l_sel = snd_soc_read(codec, DA7213_MIXIN_L_SELECT); 295 mixin_r_sel = snd_soc_read(codec, DA7213_MIXIN_R_SELECT); 296 297 /* Save current values from MIC control registers */ 298 mic_1_ctrl = snd_soc_read(codec, DA7213_MIC_1_CTRL); 299 mic_2_ctrl = snd_soc_read(codec, DA7213_MIC_2_CTRL); 300 301 /* Enable ADC Left and Right */ 302 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, DA7213_ADC_EN, 303 DA7213_ADC_EN); 304 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, DA7213_ADC_EN, 305 DA7213_ADC_EN); 306 307 /* Enable MIC paths */ 308 snd_soc_update_bits(codec, DA7213_MIXIN_L_SELECT, 309 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 310 DA7213_MIXIN_L_MIX_SELECT_MIC_2, 311 DA7213_MIXIN_L_MIX_SELECT_MIC_1 | 312 DA7213_MIXIN_L_MIX_SELECT_MIC_2); 313 snd_soc_update_bits(codec, DA7213_MIXIN_R_SELECT, 314 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 315 DA7213_MIXIN_R_MIX_SELECT_MIC_1, 316 DA7213_MIXIN_R_MIX_SELECT_MIC_2 | 317 DA7213_MIXIN_R_MIX_SELECT_MIC_1); 318 319 /* Mute MIC PGAs */ 320 snd_soc_update_bits(codec, DA7213_MIC_1_CTRL, DA7213_MUTE_EN, 321 DA7213_MUTE_EN); 322 snd_soc_update_bits(codec, DA7213_MIC_2_CTRL, DA7213_MUTE_EN, 323 DA7213_MUTE_EN); 324 325 /* Perform calibration */ 326 if (da7213->alc_calib_auto) 327 da7213_alc_calib_auto(codec); 328 else 329 da7213_alc_calib_man(codec); 330 331 /* Restore MIXIN_L/R_SELECT registers to their original states */ 332 snd_soc_write(codec, DA7213_MIXIN_L_SELECT, mixin_l_sel); 333 snd_soc_write(codec, DA7213_MIXIN_R_SELECT, mixin_r_sel); 334 335 /* Restore ADC control registers to their original states */ 336 snd_soc_write(codec, DA7213_ADC_L_CTRL, adc_l_ctrl); 337 snd_soc_write(codec, DA7213_ADC_R_CTRL, adc_r_ctrl); 338 339 /* Restore original values of MIC control registers */ 340 snd_soc_write(codec, DA7213_MIC_1_CTRL, mic_1_ctrl); 341 snd_soc_write(codec, DA7213_MIC_2_CTRL, mic_2_ctrl); 342 } 343 344 static int da7213_put_mixin_gain(struct snd_kcontrol *kcontrol, 345 struct snd_ctl_elem_value *ucontrol) 346 { 347 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 348 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 349 int ret; 350 351 ret = snd_soc_put_volsw_2r(kcontrol, ucontrol); 352 353 /* If ALC in operation, make sure calibrated offsets are updated */ 354 if ((!ret) && (da7213->alc_en)) 355 da7213_alc_calib(codec); 356 357 return ret; 358 } 359 360 static int da7213_put_alc_sw(struct snd_kcontrol *kcontrol, 361 struct snd_ctl_elem_value *ucontrol) 362 { 363 struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol); 364 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 365 366 /* Force ALC offset calibration if enabling ALC */ 367 if (ucontrol->value.integer.value[0] || 368 ucontrol->value.integer.value[1]) { 369 if (!da7213->alc_en) { 370 da7213_alc_calib(codec); 371 da7213->alc_en = true; 372 } 373 } else { 374 da7213->alc_en = false; 375 } 376 377 return snd_soc_put_volsw(kcontrol, ucontrol); 378 } 379 380 381 /* 382 * KControls 383 */ 384 385 static const struct snd_kcontrol_new da7213_snd_controls[] = { 386 387 /* Volume controls */ 388 SOC_SINGLE_TLV("Mic 1 Volume", DA7213_MIC_1_GAIN, 389 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 390 DA7213_NO_INVERT, mic_vol_tlv), 391 SOC_SINGLE_TLV("Mic 2 Volume", DA7213_MIC_2_GAIN, 392 DA7213_MIC_AMP_GAIN_SHIFT, DA7213_MIC_AMP_GAIN_MAX, 393 DA7213_NO_INVERT, mic_vol_tlv), 394 SOC_DOUBLE_R_TLV("Aux Volume", DA7213_AUX_L_GAIN, DA7213_AUX_R_GAIN, 395 DA7213_AUX_AMP_GAIN_SHIFT, DA7213_AUX_AMP_GAIN_MAX, 396 DA7213_NO_INVERT, aux_vol_tlv), 397 SOC_DOUBLE_R_EXT_TLV("Mixin PGA Volume", DA7213_MIXIN_L_GAIN, 398 DA7213_MIXIN_R_GAIN, DA7213_MIXIN_AMP_GAIN_SHIFT, 399 DA7213_MIXIN_AMP_GAIN_MAX, DA7213_NO_INVERT, 400 snd_soc_get_volsw_2r, da7213_put_mixin_gain, 401 mixin_gain_tlv), 402 SOC_DOUBLE_R_TLV("ADC Volume", DA7213_ADC_L_GAIN, DA7213_ADC_R_GAIN, 403 DA7213_ADC_AMP_GAIN_SHIFT, DA7213_ADC_AMP_GAIN_MAX, 404 DA7213_NO_INVERT, digital_gain_tlv), 405 SOC_DOUBLE_R_TLV("DAC Volume", DA7213_DAC_L_GAIN, DA7213_DAC_R_GAIN, 406 DA7213_DAC_AMP_GAIN_SHIFT, DA7213_DAC_AMP_GAIN_MAX, 407 DA7213_NO_INVERT, digital_gain_tlv), 408 SOC_DOUBLE_R_TLV("Headphone Volume", DA7213_HP_L_GAIN, DA7213_HP_R_GAIN, 409 DA7213_HP_AMP_GAIN_SHIFT, DA7213_HP_AMP_GAIN_MAX, 410 DA7213_NO_INVERT, hp_vol_tlv), 411 SOC_SINGLE_TLV("Lineout Volume", DA7213_LINE_GAIN, 412 DA7213_LINE_AMP_GAIN_SHIFT, DA7213_LINE_AMP_GAIN_MAX, 413 DA7213_NO_INVERT, lineout_vol_tlv), 414 415 /* DAC Equalizer controls */ 416 SOC_SINGLE("DAC EQ Switch", DA7213_DAC_FILTERS4, DA7213_DAC_EQ_EN_SHIFT, 417 DA7213_DAC_EQ_EN_MAX, DA7213_NO_INVERT), 418 SOC_SINGLE_TLV("DAC EQ1 Volume", DA7213_DAC_FILTERS2, 419 DA7213_DAC_EQ_BAND1_SHIFT, DA7213_DAC_EQ_BAND_MAX, 420 DA7213_NO_INVERT, eq_gain_tlv), 421 SOC_SINGLE_TLV("DAC EQ2 Volume", DA7213_DAC_FILTERS2, 422 DA7213_DAC_EQ_BAND2_SHIFT, DA7213_DAC_EQ_BAND_MAX, 423 DA7213_NO_INVERT, eq_gain_tlv), 424 SOC_SINGLE_TLV("DAC EQ3 Volume", DA7213_DAC_FILTERS3, 425 DA7213_DAC_EQ_BAND3_SHIFT, DA7213_DAC_EQ_BAND_MAX, 426 DA7213_NO_INVERT, eq_gain_tlv), 427 SOC_SINGLE_TLV("DAC EQ4 Volume", DA7213_DAC_FILTERS3, 428 DA7213_DAC_EQ_BAND4_SHIFT, DA7213_DAC_EQ_BAND_MAX, 429 DA7213_NO_INVERT, eq_gain_tlv), 430 SOC_SINGLE_TLV("DAC EQ5 Volume", DA7213_DAC_FILTERS4, 431 DA7213_DAC_EQ_BAND5_SHIFT, DA7213_DAC_EQ_BAND_MAX, 432 DA7213_NO_INVERT, eq_gain_tlv), 433 434 /* High Pass Filter and Voice Mode controls */ 435 SOC_SINGLE("ADC HPF Switch", DA7213_ADC_FILTERS1, DA7213_HPF_EN_SHIFT, 436 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 437 SOC_ENUM("ADC HPF Cutoff", da7213_adc_audio_hpf_corner), 438 SOC_SINGLE("ADC Voice Mode Switch", DA7213_ADC_FILTERS1, 439 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 440 DA7213_NO_INVERT), 441 SOC_ENUM("ADC Voice Cutoff", da7213_adc_voice_hpf_corner), 442 443 SOC_SINGLE("DAC HPF Switch", DA7213_DAC_FILTERS1, DA7213_HPF_EN_SHIFT, 444 DA7213_HPF_EN_MAX, DA7213_NO_INVERT), 445 SOC_ENUM("DAC HPF Cutoff", da7213_dac_audio_hpf_corner), 446 SOC_SINGLE("DAC Voice Mode Switch", DA7213_DAC_FILTERS1, 447 DA7213_VOICE_EN_SHIFT, DA7213_VOICE_EN_MAX, 448 DA7213_NO_INVERT), 449 SOC_ENUM("DAC Voice Cutoff", da7213_dac_voice_hpf_corner), 450 451 /* Mute controls */ 452 SOC_SINGLE("Mic 1 Switch", DA7213_MIC_1_CTRL, DA7213_MUTE_EN_SHIFT, 453 DA7213_MUTE_EN_MAX, DA7213_INVERT), 454 SOC_SINGLE("Mic 2 Switch", DA7213_MIC_2_CTRL, DA7213_MUTE_EN_SHIFT, 455 DA7213_MUTE_EN_MAX, DA7213_INVERT), 456 SOC_DOUBLE_R("Aux Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 457 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 458 SOC_DOUBLE_R("Mixin PGA Switch", DA7213_MIXIN_L_CTRL, 459 DA7213_MIXIN_R_CTRL, DA7213_MUTE_EN_SHIFT, 460 DA7213_MUTE_EN_MAX, DA7213_INVERT), 461 SOC_DOUBLE_R("ADC Switch", DA7213_ADC_L_CTRL, DA7213_ADC_R_CTRL, 462 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 463 SOC_DOUBLE_R("Headphone Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 464 DA7213_MUTE_EN_SHIFT, DA7213_MUTE_EN_MAX, DA7213_INVERT), 465 SOC_SINGLE("Lineout Switch", DA7213_LINE_CTRL, DA7213_MUTE_EN_SHIFT, 466 DA7213_MUTE_EN_MAX, DA7213_INVERT), 467 SOC_SINGLE("DAC Soft Mute Switch", DA7213_DAC_FILTERS5, 468 DA7213_DAC_SOFTMUTE_EN_SHIFT, DA7213_DAC_SOFTMUTE_EN_MAX, 469 DA7213_NO_INVERT), 470 SOC_ENUM("DAC Soft Mute Rate", da7213_dac_soft_mute_rate), 471 472 /* Zero Cross controls */ 473 SOC_DOUBLE_R("Aux ZC Switch", DA7213_AUX_L_CTRL, DA7213_AUX_R_CTRL, 474 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 475 SOC_DOUBLE_R("Mixin PGA ZC Switch", DA7213_MIXIN_L_CTRL, 476 DA7213_MIXIN_R_CTRL, DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, 477 DA7213_NO_INVERT), 478 SOC_DOUBLE_R("Headphone ZC Switch", DA7213_HP_L_CTRL, DA7213_HP_R_CTRL, 479 DA7213_ZC_EN_SHIFT, DA7213_ZC_EN_MAX, DA7213_NO_INVERT), 480 481 /* Gain Ramping controls */ 482 SOC_DOUBLE_R("Aux Gain Ramping Switch", DA7213_AUX_L_CTRL, 483 DA7213_AUX_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 484 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 485 SOC_DOUBLE_R("Mixin Gain Ramping Switch", DA7213_MIXIN_L_CTRL, 486 DA7213_MIXIN_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 487 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 488 SOC_DOUBLE_R("ADC Gain Ramping Switch", DA7213_ADC_L_CTRL, 489 DA7213_ADC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 490 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 491 SOC_DOUBLE_R("DAC Gain Ramping Switch", DA7213_DAC_L_CTRL, 492 DA7213_DAC_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 493 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 494 SOC_DOUBLE_R("Headphone Gain Ramping Switch", DA7213_HP_L_CTRL, 495 DA7213_HP_R_CTRL, DA7213_GAIN_RAMP_EN_SHIFT, 496 DA7213_GAIN_RAMP_EN_MAX, DA7213_NO_INVERT), 497 SOC_SINGLE("Lineout Gain Ramping Switch", DA7213_LINE_CTRL, 498 DA7213_GAIN_RAMP_EN_SHIFT, DA7213_GAIN_RAMP_EN_MAX, 499 DA7213_NO_INVERT), 500 SOC_ENUM("Gain Ramping Rate", da7213_gain_ramp_rate), 501 502 /* DAC Noise Gate controls */ 503 SOC_SINGLE("DAC NG Switch", DA7213_DAC_NG_CTRL, DA7213_DAC_NG_EN_SHIFT, 504 DA7213_DAC_NG_EN_MAX, DA7213_NO_INVERT), 505 SOC_ENUM("DAC NG Setup Time", da7213_dac_ng_setup_time), 506 SOC_ENUM("DAC NG Rampup Rate", da7213_dac_ng_rampup_rate), 507 SOC_ENUM("DAC NG Rampdown Rate", da7213_dac_ng_rampdown_rate), 508 SOC_SINGLE("DAC NG OFF Threshold", DA7213_DAC_NG_OFF_THRESHOLD, 509 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 510 DA7213_NO_INVERT), 511 SOC_SINGLE("DAC NG ON Threshold", DA7213_DAC_NG_ON_THRESHOLD, 512 DA7213_DAC_NG_THRESHOLD_SHIFT, DA7213_DAC_NG_THRESHOLD_MAX, 513 DA7213_NO_INVERT), 514 515 /* DAC Routing & Inversion */ 516 SOC_DOUBLE("DAC Mono Switch", DA7213_DIG_ROUTING_DAC, 517 DA7213_DAC_L_MONO_SHIFT, DA7213_DAC_R_MONO_SHIFT, 518 DA7213_DAC_MONO_MAX, DA7213_NO_INVERT), 519 SOC_DOUBLE("DAC Invert Switch", DA7213_DIG_CTRL, DA7213_DAC_L_INV_SHIFT, 520 DA7213_DAC_R_INV_SHIFT, DA7213_DAC_INV_MAX, 521 DA7213_NO_INVERT), 522 523 /* DMIC controls */ 524 SOC_DOUBLE_R("DMIC Switch", DA7213_MIXIN_L_SELECT, 525 DA7213_MIXIN_R_SELECT, DA7213_DMIC_EN_SHIFT, 526 DA7213_DMIC_EN_MAX, DA7213_NO_INVERT), 527 528 /* ALC Controls */ 529 SOC_DOUBLE_EXT("ALC Switch", DA7213_ALC_CTRL1, DA7213_ALC_L_EN_SHIFT, 530 DA7213_ALC_R_EN_SHIFT, DA7213_ALC_EN_MAX, 531 DA7213_NO_INVERT, snd_soc_get_volsw, da7213_put_alc_sw), 532 SOC_ENUM("ALC Attack Rate", da7213_alc_attack_rate), 533 SOC_ENUM("ALC Release Rate", da7213_alc_release_rate), 534 SOC_ENUM("ALC Hold Time", da7213_alc_hold_time), 535 /* 536 * Rate at which input signal envelope is tracked as the signal gets 537 * larger 538 */ 539 SOC_ENUM("ALC Integ Attack Rate", da7213_alc_integ_attack_rate), 540 /* 541 * Rate at which input signal envelope is tracked as the signal gets 542 * smaller 543 */ 544 SOC_ENUM("ALC Integ Release Rate", da7213_alc_integ_release_rate), 545 SOC_SINGLE_TLV("ALC Noise Threshold Volume", DA7213_ALC_NOISE, 546 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 547 DA7213_INVERT, alc_threshold_tlv), 548 SOC_SINGLE_TLV("ALC Min Threshold Volume", DA7213_ALC_TARGET_MIN, 549 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 550 DA7213_INVERT, alc_threshold_tlv), 551 SOC_SINGLE_TLV("ALC Max Threshold Volume", DA7213_ALC_TARGET_MAX, 552 DA7213_ALC_THRESHOLD_SHIFT, DA7213_ALC_THRESHOLD_MAX, 553 DA7213_INVERT, alc_threshold_tlv), 554 SOC_SINGLE_TLV("ALC Max Attenuation Volume", DA7213_ALC_GAIN_LIMITS, 555 DA7213_ALC_ATTEN_MAX_SHIFT, 556 DA7213_ALC_ATTEN_GAIN_MAX_MAX, DA7213_NO_INVERT, 557 alc_gain_tlv), 558 SOC_SINGLE_TLV("ALC Max Gain Volume", DA7213_ALC_GAIN_LIMITS, 559 DA7213_ALC_GAIN_MAX_SHIFT, DA7213_ALC_ATTEN_GAIN_MAX_MAX, 560 DA7213_NO_INVERT, alc_gain_tlv), 561 SOC_SINGLE_TLV("ALC Min Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 562 DA7213_ALC_ANA_GAIN_MIN_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 563 DA7213_NO_INVERT, alc_analog_gain_tlv), 564 SOC_SINGLE_TLV("ALC Max Analog Gain Volume", DA7213_ALC_ANA_GAIN_LIMITS, 565 DA7213_ALC_ANA_GAIN_MAX_SHIFT, DA7213_ALC_ANA_GAIN_MAX, 566 DA7213_NO_INVERT, alc_analog_gain_tlv), 567 SOC_SINGLE("ALC Anticlip Mode Switch", DA7213_ALC_ANTICLIP_CTRL, 568 DA7213_ALC_ANTICLIP_EN_SHIFT, DA7213_ALC_ANTICLIP_EN_MAX, 569 DA7213_NO_INVERT), 570 SOC_SINGLE("ALC Anticlip Level", DA7213_ALC_ANTICLIP_LEVEL, 571 DA7213_ALC_ANTICLIP_LEVEL_SHIFT, 572 DA7213_ALC_ANTICLIP_LEVEL_MAX, DA7213_NO_INVERT), 573 }; 574 575 576 /* 577 * DAPM 578 */ 579 580 /* 581 * Enums 582 */ 583 584 /* MIC PGA source select */ 585 static const char * const da7213_mic_amp_in_sel_txt[] = { 586 "Differential", "MIC_P", "MIC_N" 587 }; 588 589 static SOC_ENUM_SINGLE_DECL(da7213_mic_1_amp_in_sel, 590 DA7213_MIC_1_CTRL, 591 DA7213_MIC_AMP_IN_SEL_SHIFT, 592 da7213_mic_amp_in_sel_txt); 593 static const struct snd_kcontrol_new da7213_mic_1_amp_in_sel_mux = 594 SOC_DAPM_ENUM("Mic 1 Amp Source MUX", da7213_mic_1_amp_in_sel); 595 596 static SOC_ENUM_SINGLE_DECL(da7213_mic_2_amp_in_sel, 597 DA7213_MIC_2_CTRL, 598 DA7213_MIC_AMP_IN_SEL_SHIFT, 599 da7213_mic_amp_in_sel_txt); 600 static const struct snd_kcontrol_new da7213_mic_2_amp_in_sel_mux = 601 SOC_DAPM_ENUM("Mic 2 Amp Source MUX", da7213_mic_2_amp_in_sel); 602 603 /* DAI routing select */ 604 static const char * const da7213_dai_src_txt[] = { 605 "ADC Left", "ADC Right", "DAI Input Left", "DAI Input Right" 606 }; 607 608 static SOC_ENUM_SINGLE_DECL(da7213_dai_l_src, 609 DA7213_DIG_ROUTING_DAI, 610 DA7213_DAI_L_SRC_SHIFT, 611 da7213_dai_src_txt); 612 static const struct snd_kcontrol_new da7213_dai_l_src_mux = 613 SOC_DAPM_ENUM("DAI Left Source MUX", da7213_dai_l_src); 614 615 static SOC_ENUM_SINGLE_DECL(da7213_dai_r_src, 616 DA7213_DIG_ROUTING_DAI, 617 DA7213_DAI_R_SRC_SHIFT, 618 da7213_dai_src_txt); 619 static const struct snd_kcontrol_new da7213_dai_r_src_mux = 620 SOC_DAPM_ENUM("DAI Right Source MUX", da7213_dai_r_src); 621 622 /* DAC routing select */ 623 static const char * const da7213_dac_src_txt[] = { 624 "ADC Output Left", "ADC Output Right", "DAI Input Left", 625 "DAI Input Right" 626 }; 627 628 static SOC_ENUM_SINGLE_DECL(da7213_dac_l_src, 629 DA7213_DIG_ROUTING_DAC, 630 DA7213_DAC_L_SRC_SHIFT, 631 da7213_dac_src_txt); 632 static const struct snd_kcontrol_new da7213_dac_l_src_mux = 633 SOC_DAPM_ENUM("DAC Left Source MUX", da7213_dac_l_src); 634 635 static SOC_ENUM_SINGLE_DECL(da7213_dac_r_src, 636 DA7213_DIG_ROUTING_DAC, 637 DA7213_DAC_R_SRC_SHIFT, 638 da7213_dac_src_txt); 639 static const struct snd_kcontrol_new da7213_dac_r_src_mux = 640 SOC_DAPM_ENUM("DAC Right Source MUX", da7213_dac_r_src); 641 642 /* 643 * Mixer Controls 644 */ 645 646 /* Mixin Left */ 647 static const struct snd_kcontrol_new da7213_dapm_mixinl_controls[] = { 648 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXIN_L_SELECT, 649 DA7213_MIXIN_L_MIX_SELECT_AUX_L_SHIFT, 650 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 651 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_L_SELECT, 652 DA7213_MIXIN_L_MIX_SELECT_MIC_1_SHIFT, 653 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 654 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_L_SELECT, 655 DA7213_MIXIN_L_MIX_SELECT_MIC_2_SHIFT, 656 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 657 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXIN_L_SELECT, 658 DA7213_MIXIN_L_MIX_SELECT_MIXIN_R_SHIFT, 659 DA7213_MIXIN_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 660 }; 661 662 /* Mixin Right */ 663 static const struct snd_kcontrol_new da7213_dapm_mixinr_controls[] = { 664 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXIN_R_SELECT, 665 DA7213_MIXIN_R_MIX_SELECT_AUX_R_SHIFT, 666 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 667 SOC_DAPM_SINGLE("Mic 2 Switch", DA7213_MIXIN_R_SELECT, 668 DA7213_MIXIN_R_MIX_SELECT_MIC_2_SHIFT, 669 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 670 SOC_DAPM_SINGLE("Mic 1 Switch", DA7213_MIXIN_R_SELECT, 671 DA7213_MIXIN_R_MIX_SELECT_MIC_1_SHIFT, 672 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 673 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXIN_R_SELECT, 674 DA7213_MIXIN_R_MIX_SELECT_MIXIN_L_SHIFT, 675 DA7213_MIXIN_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 676 }; 677 678 /* Mixout Left */ 679 static const struct snd_kcontrol_new da7213_dapm_mixoutl_controls[] = { 680 SOC_DAPM_SINGLE("Aux Left Switch", DA7213_MIXOUT_L_SELECT, 681 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_SHIFT, 682 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 683 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_L_SELECT, 684 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_SHIFT, 685 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 686 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_L_SELECT, 687 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_SHIFT, 688 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 689 SOC_DAPM_SINGLE("DAC Left Switch", DA7213_MIXOUT_L_SELECT, 690 DA7213_MIXOUT_L_MIX_SELECT_DAC_L_SHIFT, 691 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 692 SOC_DAPM_SINGLE("Aux Left Invert Switch", DA7213_MIXOUT_L_SELECT, 693 DA7213_MIXOUT_L_MIX_SELECT_AUX_L_INVERTED_SHIFT, 694 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 695 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_L_SELECT, 696 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 697 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 698 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_L_SELECT, 699 DA7213_MIXOUT_L_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 700 DA7213_MIXOUT_L_MIX_SELECT_MAX, DA7213_NO_INVERT), 701 }; 702 703 /* Mixout Right */ 704 static const struct snd_kcontrol_new da7213_dapm_mixoutr_controls[] = { 705 SOC_DAPM_SINGLE("Aux Right Switch", DA7213_MIXOUT_R_SELECT, 706 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_SHIFT, 707 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 708 SOC_DAPM_SINGLE("Mixin Right Switch", DA7213_MIXOUT_R_SELECT, 709 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_SHIFT, 710 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 711 SOC_DAPM_SINGLE("Mixin Left Switch", DA7213_MIXOUT_R_SELECT, 712 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_SHIFT, 713 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 714 SOC_DAPM_SINGLE("DAC Right Switch", DA7213_MIXOUT_R_SELECT, 715 DA7213_MIXOUT_R_MIX_SELECT_DAC_R_SHIFT, 716 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 717 SOC_DAPM_SINGLE("Aux Right Invert Switch", DA7213_MIXOUT_R_SELECT, 718 DA7213_MIXOUT_R_MIX_SELECT_AUX_R_INVERTED_SHIFT, 719 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 720 SOC_DAPM_SINGLE("Mixin Right Invert Switch", DA7213_MIXOUT_R_SELECT, 721 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_R_INVERTED_SHIFT, 722 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 723 SOC_DAPM_SINGLE("Mixin Left Invert Switch", DA7213_MIXOUT_R_SELECT, 724 DA7213_MIXOUT_R_MIX_SELECT_MIXIN_L_INVERTED_SHIFT, 725 DA7213_MIXOUT_R_MIX_SELECT_MAX, DA7213_NO_INVERT), 726 }; 727 728 729 /* 730 * DAPM Events 731 */ 732 733 static int da7213_dai_event(struct snd_soc_dapm_widget *w, 734 struct snd_kcontrol *kcontrol, int event) 735 { 736 struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); 737 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 738 u8 pll_ctrl, pll_status; 739 int i = 0; 740 bool srm_lock = false; 741 742 switch (event) { 743 case SND_SOC_DAPM_PRE_PMU: 744 /* Enable DAI clks for master mode */ 745 if (da7213->master) 746 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 747 DA7213_DAI_CLK_EN_MASK, 748 DA7213_DAI_CLK_EN_MASK); 749 750 /* PC synchronised to DAI */ 751 snd_soc_update_bits(codec, DA7213_PC_COUNT, 752 DA7213_PC_FREERUN_MASK, 0); 753 754 /* If SRM not enabled then nothing more to do */ 755 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL); 756 if (!(pll_ctrl & DA7213_PLL_SRM_EN)) 757 return 0; 758 759 /* Assist 32KHz mode PLL lock */ 760 if (pll_ctrl & DA7213_PLL_32K_MODE) { 761 snd_soc_write(codec, 0xF0, 0x8B); 762 snd_soc_write(codec, 0xF2, 0x03); 763 snd_soc_write(codec, 0xF0, 0x00); 764 } 765 766 /* Check SRM has locked */ 767 do { 768 pll_status = snd_soc_read(codec, DA7213_PLL_STATUS); 769 if (pll_status & DA7219_PLL_SRM_LOCK) { 770 srm_lock = true; 771 } else { 772 ++i; 773 msleep(50); 774 } 775 } while ((i < DA7213_SRM_CHECK_RETRIES) & (!srm_lock)); 776 777 if (!srm_lock) 778 dev_warn(codec->dev, "SRM failed to lock\n"); 779 780 return 0; 781 case SND_SOC_DAPM_POST_PMD: 782 /* Revert 32KHz PLL lock udpates if applied previously */ 783 pll_ctrl = snd_soc_read(codec, DA7213_PLL_CTRL); 784 if (pll_ctrl & DA7213_PLL_32K_MODE) { 785 snd_soc_write(codec, 0xF0, 0x8B); 786 snd_soc_write(codec, 0xF2, 0x01); 787 snd_soc_write(codec, 0xF0, 0x00); 788 } 789 790 /* PC free-running */ 791 snd_soc_update_bits(codec, DA7213_PC_COUNT, 792 DA7213_PC_FREERUN_MASK, 793 DA7213_PC_FREERUN_MASK); 794 795 /* Disable DAI clks if in master mode */ 796 if (da7213->master) 797 snd_soc_update_bits(codec, DA7213_DAI_CLK_MODE, 798 DA7213_DAI_CLK_EN_MASK, 0); 799 return 0; 800 default: 801 return -EINVAL; 802 } 803 } 804 805 806 /* 807 * DAPM widgets 808 */ 809 810 static const struct snd_soc_dapm_widget da7213_dapm_widgets[] = { 811 /* 812 * Input & Output 813 */ 814 815 /* Use a supply here as this controls both input & output DAIs */ 816 SND_SOC_DAPM_SUPPLY("DAI", DA7213_DAI_CTRL, DA7213_DAI_EN_SHIFT, 817 DA7213_NO_INVERT, da7213_dai_event, 818 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 819 820 /* 821 * Input 822 */ 823 824 /* Input Lines */ 825 SND_SOC_DAPM_INPUT("MIC1"), 826 SND_SOC_DAPM_INPUT("MIC2"), 827 SND_SOC_DAPM_INPUT("AUXL"), 828 SND_SOC_DAPM_INPUT("AUXR"), 829 830 /* MUXs for Mic PGA source selection */ 831 SND_SOC_DAPM_MUX("Mic 1 Amp Source MUX", SND_SOC_NOPM, 0, 0, 832 &da7213_mic_1_amp_in_sel_mux), 833 SND_SOC_DAPM_MUX("Mic 2 Amp Source MUX", SND_SOC_NOPM, 0, 0, 834 &da7213_mic_2_amp_in_sel_mux), 835 836 /* Input PGAs */ 837 SND_SOC_DAPM_PGA("Mic 1 PGA", DA7213_MIC_1_CTRL, DA7213_AMP_EN_SHIFT, 838 DA7213_NO_INVERT, NULL, 0), 839 SND_SOC_DAPM_PGA("Mic 2 PGA", DA7213_MIC_2_CTRL, DA7213_AMP_EN_SHIFT, 840 DA7213_NO_INVERT, NULL, 0), 841 SND_SOC_DAPM_PGA("Aux Left PGA", DA7213_AUX_L_CTRL, DA7213_AMP_EN_SHIFT, 842 DA7213_NO_INVERT, NULL, 0), 843 SND_SOC_DAPM_PGA("Aux Right PGA", DA7213_AUX_R_CTRL, 844 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 845 SND_SOC_DAPM_PGA("Mixin Left PGA", DA7213_MIXIN_L_CTRL, 846 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 847 SND_SOC_DAPM_PGA("Mixin Right PGA", DA7213_MIXIN_R_CTRL, 848 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 849 850 /* Mic Biases */ 851 SND_SOC_DAPM_SUPPLY("Mic Bias 1", DA7213_MICBIAS_CTRL, 852 DA7213_MICBIAS1_EN_SHIFT, DA7213_NO_INVERT, 853 NULL, 0), 854 SND_SOC_DAPM_SUPPLY("Mic Bias 2", DA7213_MICBIAS_CTRL, 855 DA7213_MICBIAS2_EN_SHIFT, DA7213_NO_INVERT, 856 NULL, 0), 857 858 /* Input Mixers */ 859 SND_SOC_DAPM_MIXER("Mixin Left", SND_SOC_NOPM, 0, 0, 860 &da7213_dapm_mixinl_controls[0], 861 ARRAY_SIZE(da7213_dapm_mixinl_controls)), 862 SND_SOC_DAPM_MIXER("Mixin Right", SND_SOC_NOPM, 0, 0, 863 &da7213_dapm_mixinr_controls[0], 864 ARRAY_SIZE(da7213_dapm_mixinr_controls)), 865 866 /* ADCs */ 867 SND_SOC_DAPM_ADC("ADC Left", NULL, DA7213_ADC_L_CTRL, 868 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 869 SND_SOC_DAPM_ADC("ADC Right", NULL, DA7213_ADC_R_CTRL, 870 DA7213_ADC_EN_SHIFT, DA7213_NO_INVERT), 871 872 /* DAI */ 873 SND_SOC_DAPM_MUX("DAI Left Source MUX", SND_SOC_NOPM, 0, 0, 874 &da7213_dai_l_src_mux), 875 SND_SOC_DAPM_MUX("DAI Right Source MUX", SND_SOC_NOPM, 0, 0, 876 &da7213_dai_r_src_mux), 877 SND_SOC_DAPM_AIF_OUT("DAIOUTL", "Capture", 0, SND_SOC_NOPM, 0, 0), 878 SND_SOC_DAPM_AIF_OUT("DAIOUTR", "Capture", 1, SND_SOC_NOPM, 0, 0), 879 880 /* 881 * Output 882 */ 883 884 /* DAI */ 885 SND_SOC_DAPM_AIF_IN("DAIINL", "Playback", 0, SND_SOC_NOPM, 0, 0), 886 SND_SOC_DAPM_AIF_IN("DAIINR", "Playback", 1, SND_SOC_NOPM, 0, 0), 887 SND_SOC_DAPM_MUX("DAC Left Source MUX", SND_SOC_NOPM, 0, 0, 888 &da7213_dac_l_src_mux), 889 SND_SOC_DAPM_MUX("DAC Right Source MUX", SND_SOC_NOPM, 0, 0, 890 &da7213_dac_r_src_mux), 891 892 /* DACs */ 893 SND_SOC_DAPM_DAC("DAC Left", NULL, DA7213_DAC_L_CTRL, 894 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 895 SND_SOC_DAPM_DAC("DAC Right", NULL, DA7213_DAC_R_CTRL, 896 DA7213_DAC_EN_SHIFT, DA7213_NO_INVERT), 897 898 /* Output Mixers */ 899 SND_SOC_DAPM_MIXER("Mixout Left", SND_SOC_NOPM, 0, 0, 900 &da7213_dapm_mixoutl_controls[0], 901 ARRAY_SIZE(da7213_dapm_mixoutl_controls)), 902 SND_SOC_DAPM_MIXER("Mixout Right", SND_SOC_NOPM, 0, 0, 903 &da7213_dapm_mixoutr_controls[0], 904 ARRAY_SIZE(da7213_dapm_mixoutr_controls)), 905 906 /* Output PGAs */ 907 SND_SOC_DAPM_PGA("Mixout Left PGA", DA7213_MIXOUT_L_CTRL, 908 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 909 SND_SOC_DAPM_PGA("Mixout Right PGA", DA7213_MIXOUT_R_CTRL, 910 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 911 SND_SOC_DAPM_PGA("Lineout PGA", DA7213_LINE_CTRL, DA7213_AMP_EN_SHIFT, 912 DA7213_NO_INVERT, NULL, 0), 913 SND_SOC_DAPM_PGA("Headphone Left PGA", DA7213_HP_L_CTRL, 914 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 915 SND_SOC_DAPM_PGA("Headphone Right PGA", DA7213_HP_R_CTRL, 916 DA7213_AMP_EN_SHIFT, DA7213_NO_INVERT, NULL, 0), 917 918 /* Charge Pump */ 919 SND_SOC_DAPM_SUPPLY("Charge Pump", DA7213_CP_CTRL, DA7213_CP_EN_SHIFT, 920 DA7213_NO_INVERT, NULL, 0), 921 922 /* Output Lines */ 923 SND_SOC_DAPM_OUTPUT("HPL"), 924 SND_SOC_DAPM_OUTPUT("HPR"), 925 SND_SOC_DAPM_OUTPUT("LINE"), 926 }; 927 928 929 /* 930 * DAPM audio route definition 931 */ 932 933 static const struct snd_soc_dapm_route da7213_audio_map[] = { 934 /* Dest Connecting Widget source */ 935 936 /* Input path */ 937 {"MIC1", NULL, "Mic Bias 1"}, 938 {"MIC2", NULL, "Mic Bias 2"}, 939 940 {"Mic 1 Amp Source MUX", "Differential", "MIC1"}, 941 {"Mic 1 Amp Source MUX", "MIC_P", "MIC1"}, 942 {"Mic 1 Amp Source MUX", "MIC_N", "MIC1"}, 943 944 {"Mic 2 Amp Source MUX", "Differential", "MIC2"}, 945 {"Mic 2 Amp Source MUX", "MIC_P", "MIC2"}, 946 {"Mic 2 Amp Source MUX", "MIC_N", "MIC2"}, 947 948 {"Mic 1 PGA", NULL, "Mic 1 Amp Source MUX"}, 949 {"Mic 2 PGA", NULL, "Mic 2 Amp Source MUX"}, 950 951 {"Aux Left PGA", NULL, "AUXL"}, 952 {"Aux Right PGA", NULL, "AUXR"}, 953 954 {"Mixin Left", "Aux Left Switch", "Aux Left PGA"}, 955 {"Mixin Left", "Mic 1 Switch", "Mic 1 PGA"}, 956 {"Mixin Left", "Mic 2 Switch", "Mic 2 PGA"}, 957 {"Mixin Left", "Mixin Right Switch", "Mixin Right PGA"}, 958 959 {"Mixin Right", "Aux Right Switch", "Aux Right PGA"}, 960 {"Mixin Right", "Mic 2 Switch", "Mic 2 PGA"}, 961 {"Mixin Right", "Mic 1 Switch", "Mic 1 PGA"}, 962 {"Mixin Right", "Mixin Left Switch", "Mixin Left PGA"}, 963 964 {"Mixin Left PGA", NULL, "Mixin Left"}, 965 {"ADC Left", NULL, "Mixin Left PGA"}, 966 967 {"Mixin Right PGA", NULL, "Mixin Right"}, 968 {"ADC Right", NULL, "Mixin Right PGA"}, 969 970 {"DAI Left Source MUX", "ADC Left", "ADC Left"}, 971 {"DAI Left Source MUX", "ADC Right", "ADC Right"}, 972 {"DAI Left Source MUX", "DAI Input Left", "DAIINL"}, 973 {"DAI Left Source MUX", "DAI Input Right", "DAIINR"}, 974 975 {"DAI Right Source MUX", "ADC Left", "ADC Left"}, 976 {"DAI Right Source MUX", "ADC Right", "ADC Right"}, 977 {"DAI Right Source MUX", "DAI Input Left", "DAIINL"}, 978 {"DAI Right Source MUX", "DAI Input Right", "DAIINR"}, 979 980 {"DAIOUTL", NULL, "DAI Left Source MUX"}, 981 {"DAIOUTR", NULL, "DAI Right Source MUX"}, 982 983 {"DAIOUTL", NULL, "DAI"}, 984 {"DAIOUTR", NULL, "DAI"}, 985 986 /* Output path */ 987 {"DAIINL", NULL, "DAI"}, 988 {"DAIINR", NULL, "DAI"}, 989 990 {"DAC Left Source MUX", "ADC Output Left", "ADC Left"}, 991 {"DAC Left Source MUX", "ADC Output Right", "ADC Right"}, 992 {"DAC Left Source MUX", "DAI Input Left", "DAIINL"}, 993 {"DAC Left Source MUX", "DAI Input Right", "DAIINR"}, 994 995 {"DAC Right Source MUX", "ADC Output Left", "ADC Left"}, 996 {"DAC Right Source MUX", "ADC Output Right", "ADC Right"}, 997 {"DAC Right Source MUX", "DAI Input Left", "DAIINL"}, 998 {"DAC Right Source MUX", "DAI Input Right", "DAIINR"}, 999 1000 {"DAC Left", NULL, "DAC Left Source MUX"}, 1001 {"DAC Right", NULL, "DAC Right Source MUX"}, 1002 1003 {"Mixout Left", "Aux Left Switch", "Aux Left PGA"}, 1004 {"Mixout Left", "Mixin Left Switch", "Mixin Left PGA"}, 1005 {"Mixout Left", "Mixin Right Switch", "Mixin Right PGA"}, 1006 {"Mixout Left", "DAC Left Switch", "DAC Left"}, 1007 {"Mixout Left", "Aux Left Invert Switch", "Aux Left PGA"}, 1008 {"Mixout Left", "Mixin Left Invert Switch", "Mixin Left PGA"}, 1009 {"Mixout Left", "Mixin Right Invert Switch", "Mixin Right PGA"}, 1010 1011 {"Mixout Right", "Aux Right Switch", "Aux Right PGA"}, 1012 {"Mixout Right", "Mixin Right Switch", "Mixin Right PGA"}, 1013 {"Mixout Right", "Mixin Left Switch", "Mixin Left PGA"}, 1014 {"Mixout Right", "DAC Right Switch", "DAC Right"}, 1015 {"Mixout Right", "Aux Right Invert Switch", "Aux Right PGA"}, 1016 {"Mixout Right", "Mixin Right Invert Switch", "Mixin Right PGA"}, 1017 {"Mixout Right", "Mixin Left Invert Switch", "Mixin Left PGA"}, 1018 1019 {"Mixout Left PGA", NULL, "Mixout Left"}, 1020 {"Mixout Right PGA", NULL, "Mixout Right"}, 1021 1022 {"Headphone Left PGA", NULL, "Mixout Left PGA"}, 1023 {"Headphone Left PGA", NULL, "Charge Pump"}, 1024 {"HPL", NULL, "Headphone Left PGA"}, 1025 1026 {"Headphone Right PGA", NULL, "Mixout Right PGA"}, 1027 {"Headphone Right PGA", NULL, "Charge Pump"}, 1028 {"HPR", NULL, "Headphone Right PGA"}, 1029 1030 {"Lineout PGA", NULL, "Mixout Right PGA"}, 1031 {"LINE", NULL, "Lineout PGA"}, 1032 }; 1033 1034 static const struct reg_default da7213_reg_defaults[] = { 1035 { DA7213_DIG_ROUTING_DAI, 0x10 }, 1036 { DA7213_SR, 0x0A }, 1037 { DA7213_REFERENCES, 0x80 }, 1038 { DA7213_PLL_FRAC_TOP, 0x00 }, 1039 { DA7213_PLL_FRAC_BOT, 0x00 }, 1040 { DA7213_PLL_INTEGER, 0x20 }, 1041 { DA7213_PLL_CTRL, 0x0C }, 1042 { DA7213_DAI_CLK_MODE, 0x01 }, 1043 { DA7213_DAI_CTRL, 0x08 }, 1044 { DA7213_DIG_ROUTING_DAC, 0x32 }, 1045 { DA7213_AUX_L_GAIN, 0x35 }, 1046 { DA7213_AUX_R_GAIN, 0x35 }, 1047 { DA7213_MIXIN_L_SELECT, 0x00 }, 1048 { DA7213_MIXIN_R_SELECT, 0x00 }, 1049 { DA7213_MIXIN_L_GAIN, 0x03 }, 1050 { DA7213_MIXIN_R_GAIN, 0x03 }, 1051 { DA7213_ADC_L_GAIN, 0x6F }, 1052 { DA7213_ADC_R_GAIN, 0x6F }, 1053 { DA7213_ADC_FILTERS1, 0x80 }, 1054 { DA7213_MIC_1_GAIN, 0x01 }, 1055 { DA7213_MIC_2_GAIN, 0x01 }, 1056 { DA7213_DAC_FILTERS5, 0x00 }, 1057 { DA7213_DAC_FILTERS2, 0x88 }, 1058 { DA7213_DAC_FILTERS3, 0x88 }, 1059 { DA7213_DAC_FILTERS4, 0x08 }, 1060 { DA7213_DAC_FILTERS1, 0x80 }, 1061 { DA7213_DAC_L_GAIN, 0x6F }, 1062 { DA7213_DAC_R_GAIN, 0x6F }, 1063 { DA7213_CP_CTRL, 0x61 }, 1064 { DA7213_HP_L_GAIN, 0x39 }, 1065 { DA7213_HP_R_GAIN, 0x39 }, 1066 { DA7213_LINE_GAIN, 0x30 }, 1067 { DA7213_MIXOUT_L_SELECT, 0x00 }, 1068 { DA7213_MIXOUT_R_SELECT, 0x00 }, 1069 { DA7213_SYSTEM_MODES_INPUT, 0x00 }, 1070 { DA7213_SYSTEM_MODES_OUTPUT, 0x00 }, 1071 { DA7213_AUX_L_CTRL, 0x44 }, 1072 { DA7213_AUX_R_CTRL, 0x44 }, 1073 { DA7213_MICBIAS_CTRL, 0x11 }, 1074 { DA7213_MIC_1_CTRL, 0x40 }, 1075 { DA7213_MIC_2_CTRL, 0x40 }, 1076 { DA7213_MIXIN_L_CTRL, 0x40 }, 1077 { DA7213_MIXIN_R_CTRL, 0x40 }, 1078 { DA7213_ADC_L_CTRL, 0x40 }, 1079 { DA7213_ADC_R_CTRL, 0x40 }, 1080 { DA7213_DAC_L_CTRL, 0x48 }, 1081 { DA7213_DAC_R_CTRL, 0x40 }, 1082 { DA7213_HP_L_CTRL, 0x41 }, 1083 { DA7213_HP_R_CTRL, 0x40 }, 1084 { DA7213_LINE_CTRL, 0x40 }, 1085 { DA7213_MIXOUT_L_CTRL, 0x10 }, 1086 { DA7213_MIXOUT_R_CTRL, 0x10 }, 1087 { DA7213_LDO_CTRL, 0x00 }, 1088 { DA7213_IO_CTRL, 0x00 }, 1089 { DA7213_GAIN_RAMP_CTRL, 0x00}, 1090 { DA7213_MIC_CONFIG, 0x00 }, 1091 { DA7213_PC_COUNT, 0x00 }, 1092 { DA7213_CP_VOL_THRESHOLD1, 0x32 }, 1093 { DA7213_CP_DELAY, 0x95 }, 1094 { DA7213_CP_DETECTOR, 0x00 }, 1095 { DA7213_DAI_OFFSET, 0x00 }, 1096 { DA7213_DIG_CTRL, 0x00 }, 1097 { DA7213_ALC_CTRL2, 0x00 }, 1098 { DA7213_ALC_CTRL3, 0x00 }, 1099 { DA7213_ALC_NOISE, 0x3F }, 1100 { DA7213_ALC_TARGET_MIN, 0x3F }, 1101 { DA7213_ALC_TARGET_MAX, 0x00 }, 1102 { DA7213_ALC_GAIN_LIMITS, 0xFF }, 1103 { DA7213_ALC_ANA_GAIN_LIMITS, 0x71 }, 1104 { DA7213_ALC_ANTICLIP_CTRL, 0x00 }, 1105 { DA7213_ALC_ANTICLIP_LEVEL, 0x00 }, 1106 { DA7213_ALC_OFFSET_MAN_M_L, 0x00 }, 1107 { DA7213_ALC_OFFSET_MAN_U_L, 0x00 }, 1108 { DA7213_ALC_OFFSET_MAN_M_R, 0x00 }, 1109 { DA7213_ALC_OFFSET_MAN_U_R, 0x00 }, 1110 { DA7213_ALC_CIC_OP_LVL_CTRL, 0x00 }, 1111 { DA7213_DAC_NG_SETUP_TIME, 0x00 }, 1112 { DA7213_DAC_NG_OFF_THRESHOLD, 0x00 }, 1113 { DA7213_DAC_NG_ON_THRESHOLD, 0x00 }, 1114 { DA7213_DAC_NG_CTRL, 0x00 }, 1115 }; 1116 1117 static bool da7213_volatile_register(struct device *dev, unsigned int reg) 1118 { 1119 switch (reg) { 1120 case DA7213_STATUS1: 1121 case DA7213_PLL_STATUS: 1122 case DA7213_AUX_L_GAIN_STATUS: 1123 case DA7213_AUX_R_GAIN_STATUS: 1124 case DA7213_MIC_1_GAIN_STATUS: 1125 case DA7213_MIC_2_GAIN_STATUS: 1126 case DA7213_MIXIN_L_GAIN_STATUS: 1127 case DA7213_MIXIN_R_GAIN_STATUS: 1128 case DA7213_ADC_L_GAIN_STATUS: 1129 case DA7213_ADC_R_GAIN_STATUS: 1130 case DA7213_DAC_L_GAIN_STATUS: 1131 case DA7213_DAC_R_GAIN_STATUS: 1132 case DA7213_HP_L_GAIN_STATUS: 1133 case DA7213_HP_R_GAIN_STATUS: 1134 case DA7213_LINE_GAIN_STATUS: 1135 case DA7213_ALC_CTRL1: 1136 case DA7213_ALC_OFFSET_AUTO_M_L: 1137 case DA7213_ALC_OFFSET_AUTO_U_L: 1138 case DA7213_ALC_OFFSET_AUTO_M_R: 1139 case DA7213_ALC_OFFSET_AUTO_U_R: 1140 case DA7213_ALC_CIC_OP_LVL_DATA: 1141 return 1; 1142 default: 1143 return 0; 1144 } 1145 } 1146 1147 static int da7213_hw_params(struct snd_pcm_substream *substream, 1148 struct snd_pcm_hw_params *params, 1149 struct snd_soc_dai *dai) 1150 { 1151 struct snd_soc_codec *codec = dai->codec; 1152 u8 dai_ctrl = 0; 1153 u8 fs; 1154 1155 /* Set DAI format */ 1156 switch (params_width(params)) { 1157 case 16: 1158 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S16_LE; 1159 break; 1160 case 20: 1161 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S20_LE; 1162 break; 1163 case 24: 1164 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S24_LE; 1165 break; 1166 case 32: 1167 dai_ctrl |= DA7213_DAI_WORD_LENGTH_S32_LE; 1168 break; 1169 default: 1170 return -EINVAL; 1171 } 1172 1173 /* Set sampling rate */ 1174 switch (params_rate(params)) { 1175 case 8000: 1176 fs = DA7213_SR_8000; 1177 break; 1178 case 11025: 1179 fs = DA7213_SR_11025; 1180 break; 1181 case 12000: 1182 fs = DA7213_SR_12000; 1183 break; 1184 case 16000: 1185 fs = DA7213_SR_16000; 1186 break; 1187 case 22050: 1188 fs = DA7213_SR_22050; 1189 break; 1190 case 32000: 1191 fs = DA7213_SR_32000; 1192 break; 1193 case 44100: 1194 fs = DA7213_SR_44100; 1195 break; 1196 case 48000: 1197 fs = DA7213_SR_48000; 1198 break; 1199 case 88200: 1200 fs = DA7213_SR_88200; 1201 break; 1202 case 96000: 1203 fs = DA7213_SR_96000; 1204 break; 1205 default: 1206 return -EINVAL; 1207 } 1208 1209 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_WORD_LENGTH_MASK, 1210 dai_ctrl); 1211 snd_soc_write(codec, DA7213_SR, fs); 1212 1213 return 0; 1214 } 1215 1216 static int da7213_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1217 { 1218 struct snd_soc_codec *codec = codec_dai->codec; 1219 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1220 u8 dai_clk_mode = 0, dai_ctrl = 0; 1221 1222 /* Set master/slave mode */ 1223 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1224 case SND_SOC_DAIFMT_CBM_CFM: 1225 da7213->master = true; 1226 break; 1227 case SND_SOC_DAIFMT_CBS_CFS: 1228 da7213->master = false; 1229 break; 1230 default: 1231 return -EINVAL; 1232 } 1233 1234 /* Set clock normal/inverted */ 1235 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1236 case SND_SOC_DAIFMT_NB_NF: 1237 break; 1238 case SND_SOC_DAIFMT_NB_IF: 1239 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV; 1240 break; 1241 case SND_SOC_DAIFMT_IB_NF: 1242 dai_clk_mode |= DA7213_DAI_CLK_POL_INV; 1243 break; 1244 case SND_SOC_DAIFMT_IB_IF: 1245 dai_clk_mode |= DA7213_DAI_WCLK_POL_INV | DA7213_DAI_CLK_POL_INV; 1246 break; 1247 default: 1248 return -EINVAL; 1249 } 1250 1251 /* Only I2S is supported */ 1252 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1253 case SND_SOC_DAIFMT_I2S: 1254 dai_ctrl |= DA7213_DAI_FORMAT_I2S_MODE; 1255 break; 1256 case SND_SOC_DAIFMT_LEFT_J: 1257 dai_ctrl |= DA7213_DAI_FORMAT_LEFT_J; 1258 break; 1259 case SND_SOC_DAIFMT_RIGHT_J: 1260 dai_ctrl |= DA7213_DAI_FORMAT_RIGHT_J; 1261 break; 1262 default: 1263 return -EINVAL; 1264 } 1265 1266 /* By default only 64 BCLK per WCLK is supported */ 1267 dai_clk_mode |= DA7213_DAI_BCLKS_PER_WCLK_64; 1268 1269 snd_soc_write(codec, DA7213_DAI_CLK_MODE, dai_clk_mode); 1270 snd_soc_update_bits(codec, DA7213_DAI_CTRL, DA7213_DAI_FORMAT_MASK, 1271 dai_ctrl); 1272 1273 return 0; 1274 } 1275 1276 static int da7213_mute(struct snd_soc_dai *dai, int mute) 1277 { 1278 struct snd_soc_codec *codec = dai->codec; 1279 1280 if (mute) { 1281 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1282 DA7213_MUTE_EN, DA7213_MUTE_EN); 1283 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1284 DA7213_MUTE_EN, DA7213_MUTE_EN); 1285 } else { 1286 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1287 DA7213_MUTE_EN, 0); 1288 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1289 DA7213_MUTE_EN, 0); 1290 } 1291 1292 return 0; 1293 } 1294 1295 #define DA7213_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ 1296 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) 1297 1298 static int da7213_set_dai_sysclk(struct snd_soc_dai *codec_dai, 1299 int clk_id, unsigned int freq, int dir) 1300 { 1301 struct snd_soc_codec *codec = codec_dai->codec; 1302 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1303 int ret = 0; 1304 1305 if ((da7213->clk_src == clk_id) && (da7213->mclk_rate == freq)) 1306 return 0; 1307 1308 if (((freq < 5000000) && (freq != 32768)) || (freq > 54000000)) { 1309 dev_err(codec_dai->dev, "Unsupported MCLK value %d\n", 1310 freq); 1311 return -EINVAL; 1312 } 1313 1314 switch (clk_id) { 1315 case DA7213_CLKSRC_MCLK: 1316 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1317 DA7213_PLL_MCLK_SQR_EN, 0); 1318 break; 1319 case DA7213_CLKSRC_MCLK_SQR: 1320 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1321 DA7213_PLL_MCLK_SQR_EN, 1322 DA7213_PLL_MCLK_SQR_EN); 1323 break; 1324 default: 1325 dev_err(codec_dai->dev, "Unknown clock source %d\n", clk_id); 1326 return -EINVAL; 1327 } 1328 1329 da7213->clk_src = clk_id; 1330 1331 if (da7213->mclk) { 1332 freq = clk_round_rate(da7213->mclk, freq); 1333 ret = clk_set_rate(da7213->mclk, freq); 1334 if (ret) { 1335 dev_err(codec_dai->dev, "Failed to set clock rate %d\n", 1336 freq); 1337 return ret; 1338 } 1339 } 1340 1341 da7213->mclk_rate = freq; 1342 1343 return 0; 1344 } 1345 1346 /* Supported PLL input frequencies are 32KHz, 5MHz - 54MHz. */ 1347 static int da7213_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, 1348 int source, unsigned int fref, unsigned int fout) 1349 { 1350 struct snd_soc_codec *codec = codec_dai->codec; 1351 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1352 1353 u8 pll_ctrl, indiv_bits, indiv; 1354 u8 pll_frac_top, pll_frac_bot, pll_integer; 1355 u32 freq_ref; 1356 u64 frac_div; 1357 1358 /* Workout input divider based on MCLK rate */ 1359 if (da7213->mclk_rate == 32768) { 1360 if (!da7213->master) { 1361 dev_err(codec->dev, 1362 "32KHz only valid if codec is clock master\n"); 1363 return -EINVAL; 1364 } 1365 1366 /* 32KHz PLL Mode */ 1367 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1368 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1369 source = DA7213_SYSCLK_PLL_32KHZ; 1370 freq_ref = 3750000; 1371 1372 } else { 1373 if (da7213->mclk_rate < 5000000) { 1374 dev_err(codec->dev, 1375 "PLL input clock %d below valid range\n", 1376 da7213->mclk_rate); 1377 return -EINVAL; 1378 } else if (da7213->mclk_rate <= 9000000) { 1379 indiv_bits = DA7213_PLL_INDIV_5_TO_9_MHZ; 1380 indiv = DA7213_PLL_INDIV_5_TO_9_MHZ_VAL; 1381 } else if (da7213->mclk_rate <= 18000000) { 1382 indiv_bits = DA7213_PLL_INDIV_9_TO_18_MHZ; 1383 indiv = DA7213_PLL_INDIV_9_TO_18_MHZ_VAL; 1384 } else if (da7213->mclk_rate <= 36000000) { 1385 indiv_bits = DA7213_PLL_INDIV_18_TO_36_MHZ; 1386 indiv = DA7213_PLL_INDIV_18_TO_36_MHZ_VAL; 1387 } else if (da7213->mclk_rate <= 54000000) { 1388 indiv_bits = DA7213_PLL_INDIV_36_TO_54_MHZ; 1389 indiv = DA7213_PLL_INDIV_36_TO_54_MHZ_VAL; 1390 } else { 1391 dev_err(codec->dev, 1392 "PLL input clock %d above valid range\n", 1393 da7213->mclk_rate); 1394 return -EINVAL; 1395 } 1396 freq_ref = (da7213->mclk_rate / indiv); 1397 } 1398 1399 pll_ctrl = indiv_bits; 1400 1401 /* Configure PLL */ 1402 switch (source) { 1403 case DA7213_SYSCLK_MCLK: 1404 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1405 DA7213_PLL_INDIV_MASK | 1406 DA7213_PLL_MODE_MASK, pll_ctrl); 1407 return 0; 1408 case DA7213_SYSCLK_PLL: 1409 break; 1410 case DA7213_SYSCLK_PLL_SRM: 1411 pll_ctrl |= DA7213_PLL_SRM_EN; 1412 fout = DA7213_PLL_FREQ_OUT_94310400; 1413 break; 1414 case DA7213_SYSCLK_PLL_32KHZ: 1415 if (da7213->mclk_rate != 32768) { 1416 dev_err(codec->dev, 1417 "32KHz mode only valid with 32KHz MCLK\n"); 1418 return -EINVAL; 1419 } 1420 1421 pll_ctrl |= DA7213_PLL_32K_MODE | DA7213_PLL_SRM_EN; 1422 fout = DA7213_PLL_FREQ_OUT_94310400; 1423 break; 1424 default: 1425 dev_err(codec->dev, "Invalid PLL config\n"); 1426 return -EINVAL; 1427 } 1428 1429 /* Calculate dividers for PLL */ 1430 pll_integer = fout / freq_ref; 1431 frac_div = (u64)(fout % freq_ref) * 8192ULL; 1432 do_div(frac_div, freq_ref); 1433 pll_frac_top = (frac_div >> DA7213_BYTE_SHIFT) & DA7213_BYTE_MASK; 1434 pll_frac_bot = (frac_div) & DA7213_BYTE_MASK; 1435 1436 /* Write PLL dividers */ 1437 snd_soc_write(codec, DA7213_PLL_FRAC_TOP, pll_frac_top); 1438 snd_soc_write(codec, DA7213_PLL_FRAC_BOT, pll_frac_bot); 1439 snd_soc_write(codec, DA7213_PLL_INTEGER, pll_integer); 1440 1441 /* Enable PLL */ 1442 pll_ctrl |= DA7213_PLL_EN; 1443 snd_soc_update_bits(codec, DA7213_PLL_CTRL, 1444 DA7213_PLL_INDIV_MASK | DA7213_PLL_MODE_MASK, 1445 pll_ctrl); 1446 1447 /* Assist 32KHz mode PLL lock */ 1448 if (source == DA7213_SYSCLK_PLL_32KHZ) { 1449 snd_soc_write(codec, 0xF0, 0x8B); 1450 snd_soc_write(codec, 0xF1, 0x03); 1451 snd_soc_write(codec, 0xF1, 0x01); 1452 snd_soc_write(codec, 0xF0, 0x00); 1453 } 1454 1455 return 0; 1456 } 1457 1458 /* DAI operations */ 1459 static const struct snd_soc_dai_ops da7213_dai_ops = { 1460 .hw_params = da7213_hw_params, 1461 .set_fmt = da7213_set_dai_fmt, 1462 .set_sysclk = da7213_set_dai_sysclk, 1463 .set_pll = da7213_set_dai_pll, 1464 .digital_mute = da7213_mute, 1465 }; 1466 1467 static struct snd_soc_dai_driver da7213_dai = { 1468 .name = "da7213-hifi", 1469 /* Playback Capabilities */ 1470 .playback = { 1471 .stream_name = "Playback", 1472 .channels_min = 1, 1473 .channels_max = 2, 1474 .rates = SNDRV_PCM_RATE_8000_96000, 1475 .formats = DA7213_FORMATS, 1476 }, 1477 /* Capture Capabilities */ 1478 .capture = { 1479 .stream_name = "Capture", 1480 .channels_min = 1, 1481 .channels_max = 2, 1482 .rates = SNDRV_PCM_RATE_8000_96000, 1483 .formats = DA7213_FORMATS, 1484 }, 1485 .ops = &da7213_dai_ops, 1486 .symmetric_rates = 1, 1487 }; 1488 1489 static int da7213_set_bias_level(struct snd_soc_codec *codec, 1490 enum snd_soc_bias_level level) 1491 { 1492 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1493 int ret; 1494 1495 switch (level) { 1496 case SND_SOC_BIAS_ON: 1497 break; 1498 case SND_SOC_BIAS_PREPARE: 1499 /* Enable MCLK for transition to ON state */ 1500 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_STANDBY) { 1501 if (da7213->mclk) { 1502 ret = clk_prepare_enable(da7213->mclk); 1503 if (ret) { 1504 dev_err(codec->dev, 1505 "Failed to enable mclk\n"); 1506 return ret; 1507 } 1508 } 1509 } 1510 break; 1511 case SND_SOC_BIAS_STANDBY: 1512 if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { 1513 /* Enable VMID reference & master bias */ 1514 snd_soc_update_bits(codec, DA7213_REFERENCES, 1515 DA7213_VMID_EN | DA7213_BIAS_EN, 1516 DA7213_VMID_EN | DA7213_BIAS_EN); 1517 } else { 1518 /* Remove MCLK */ 1519 if (da7213->mclk) 1520 clk_disable_unprepare(da7213->mclk); 1521 } 1522 break; 1523 case SND_SOC_BIAS_OFF: 1524 /* Disable VMID reference & master bias */ 1525 snd_soc_update_bits(codec, DA7213_REFERENCES, 1526 DA7213_VMID_EN | DA7213_BIAS_EN, 0); 1527 break; 1528 } 1529 return 0; 1530 } 1531 1532 #if defined(CONFIG_OF) 1533 /* DT */ 1534 static const struct of_device_id da7213_of_match[] = { 1535 { .compatible = "dlg,da7213", }, 1536 { } 1537 }; 1538 MODULE_DEVICE_TABLE(of, da7213_of_match); 1539 #endif 1540 1541 #ifdef CONFIG_ACPI 1542 static const struct acpi_device_id da7213_acpi_match[] = { 1543 { "DLGS7212", 0}, 1544 { "DLGS7213", 0}, 1545 { }, 1546 }; 1547 MODULE_DEVICE_TABLE(acpi, da7213_acpi_match); 1548 #endif 1549 1550 static enum da7213_micbias_voltage 1551 da7213_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) 1552 { 1553 switch (val) { 1554 case 1600: 1555 return DA7213_MICBIAS_1_6V; 1556 case 2200: 1557 return DA7213_MICBIAS_2_2V; 1558 case 2500: 1559 return DA7213_MICBIAS_2_5V; 1560 case 3000: 1561 return DA7213_MICBIAS_3_0V; 1562 default: 1563 dev_warn(codec->dev, "Invalid micbias level\n"); 1564 return DA7213_MICBIAS_2_2V; 1565 } 1566 } 1567 1568 static enum da7213_dmic_data_sel 1569 da7213_of_dmic_data_sel(struct snd_soc_codec *codec, const char *str) 1570 { 1571 if (!strcmp(str, "lrise_rfall")) { 1572 return DA7213_DMIC_DATA_LRISE_RFALL; 1573 } else if (!strcmp(str, "lfall_rrise")) { 1574 return DA7213_DMIC_DATA_LFALL_RRISE; 1575 } else { 1576 dev_warn(codec->dev, "Invalid DMIC data select type\n"); 1577 return DA7213_DMIC_DATA_LRISE_RFALL; 1578 } 1579 } 1580 1581 static enum da7213_dmic_samplephase 1582 da7213_of_dmic_samplephase(struct snd_soc_codec *codec, const char *str) 1583 { 1584 if (!strcmp(str, "on_clkedge")) { 1585 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1586 } else if (!strcmp(str, "between_clkedge")) { 1587 return DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE; 1588 } else { 1589 dev_warn(codec->dev, "Invalid DMIC sample phase\n"); 1590 return DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1591 } 1592 } 1593 1594 static enum da7213_dmic_clk_rate 1595 da7213_of_dmic_clkrate(struct snd_soc_codec *codec, u32 val) 1596 { 1597 switch (val) { 1598 case 1500000: 1599 return DA7213_DMIC_CLK_1_5MHZ; 1600 case 3000000: 1601 return DA7213_DMIC_CLK_3_0MHZ; 1602 default: 1603 dev_warn(codec->dev, "Invalid DMIC clock rate\n"); 1604 return DA7213_DMIC_CLK_1_5MHZ; 1605 } 1606 } 1607 1608 static struct da7213_platform_data 1609 *da7213_of_to_pdata(struct snd_soc_codec *codec) 1610 { 1611 struct device_node *np = codec->dev->of_node; 1612 struct da7213_platform_data *pdata; 1613 const char *of_str; 1614 u32 of_val32; 1615 1616 pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); 1617 if (!pdata) { 1618 dev_warn(codec->dev, "Failed to allocate memory for pdata\n"); 1619 return NULL; 1620 } 1621 1622 if (of_property_read_u32(np, "dlg,micbias1-lvl", &of_val32) >= 0) 1623 pdata->micbias1_lvl = da7213_of_micbias_lvl(codec, of_val32); 1624 else 1625 pdata->micbias1_lvl = DA7213_MICBIAS_2_2V; 1626 1627 if (of_property_read_u32(np, "dlg,micbias2-lvl", &of_val32) >= 0) 1628 pdata->micbias2_lvl = da7213_of_micbias_lvl(codec, of_val32); 1629 else 1630 pdata->micbias2_lvl = DA7213_MICBIAS_2_2V; 1631 1632 if (!of_property_read_string(np, "dlg,dmic-data-sel", &of_str)) 1633 pdata->dmic_data_sel = da7213_of_dmic_data_sel(codec, of_str); 1634 else 1635 pdata->dmic_data_sel = DA7213_DMIC_DATA_LRISE_RFALL; 1636 1637 if (!of_property_read_string(np, "dlg,dmic-samplephase", &of_str)) 1638 pdata->dmic_samplephase = 1639 da7213_of_dmic_samplephase(codec, of_str); 1640 else 1641 pdata->dmic_samplephase = DA7213_DMIC_SAMPLE_ON_CLKEDGE; 1642 1643 if (of_property_read_u32(np, "dlg,dmic-clkrate", &of_val32) >= 0) 1644 pdata->dmic_clk_rate = da7213_of_dmic_clkrate(codec, of_val32); 1645 else 1646 pdata->dmic_clk_rate = DA7213_DMIC_CLK_3_0MHZ; 1647 1648 return pdata; 1649 } 1650 1651 1652 static int da7213_probe(struct snd_soc_codec *codec) 1653 { 1654 struct da7213_priv *da7213 = snd_soc_codec_get_drvdata(codec); 1655 1656 /* Default to using ALC auto offset calibration mode. */ 1657 snd_soc_update_bits(codec, DA7213_ALC_CTRL1, 1658 DA7213_ALC_CALIB_MODE_MAN, 0); 1659 da7213->alc_calib_auto = true; 1660 1661 /* Default PC counter to free-running */ 1662 snd_soc_update_bits(codec, DA7213_PC_COUNT, DA7213_PC_FREERUN_MASK, 1663 DA7213_PC_FREERUN_MASK); 1664 1665 /* Enable all Gain Ramps */ 1666 snd_soc_update_bits(codec, DA7213_AUX_L_CTRL, 1667 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1668 snd_soc_update_bits(codec, DA7213_AUX_R_CTRL, 1669 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1670 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1671 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1672 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1673 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1674 snd_soc_update_bits(codec, DA7213_ADC_L_CTRL, 1675 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1676 snd_soc_update_bits(codec, DA7213_ADC_R_CTRL, 1677 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1678 snd_soc_update_bits(codec, DA7213_DAC_L_CTRL, 1679 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1680 snd_soc_update_bits(codec, DA7213_DAC_R_CTRL, 1681 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1682 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1683 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1684 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1685 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1686 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1687 DA7213_GAIN_RAMP_EN, DA7213_GAIN_RAMP_EN); 1688 1689 /* 1690 * There are two separate control bits for input and output mixers as 1691 * well as headphone and line outs. 1692 * One to enable corresponding amplifier and other to enable its 1693 * output. As amplifier bits are related to power control, they are 1694 * being managed by DAPM while other (non power related) bits are 1695 * enabled here 1696 */ 1697 snd_soc_update_bits(codec, DA7213_MIXIN_L_CTRL, 1698 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1699 snd_soc_update_bits(codec, DA7213_MIXIN_R_CTRL, 1700 DA7213_MIXIN_MIX_EN, DA7213_MIXIN_MIX_EN); 1701 1702 snd_soc_update_bits(codec, DA7213_MIXOUT_L_CTRL, 1703 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1704 snd_soc_update_bits(codec, DA7213_MIXOUT_R_CTRL, 1705 DA7213_MIXOUT_MIX_EN, DA7213_MIXOUT_MIX_EN); 1706 1707 snd_soc_update_bits(codec, DA7213_HP_L_CTRL, 1708 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1709 snd_soc_update_bits(codec, DA7213_HP_R_CTRL, 1710 DA7213_HP_AMP_OE, DA7213_HP_AMP_OE); 1711 1712 snd_soc_update_bits(codec, DA7213_LINE_CTRL, 1713 DA7213_LINE_AMP_OE, DA7213_LINE_AMP_OE); 1714 1715 /* Handle DT/Platform data */ 1716 if (codec->dev->of_node) 1717 da7213->pdata = da7213_of_to_pdata(codec); 1718 else 1719 da7213->pdata = dev_get_platdata(codec->dev); 1720 1721 /* Set platform data values */ 1722 if (da7213->pdata) { 1723 struct da7213_platform_data *pdata = da7213->pdata; 1724 u8 micbias_lvl = 0, dmic_cfg = 0; 1725 1726 /* Set Mic Bias voltages */ 1727 switch (pdata->micbias1_lvl) { 1728 case DA7213_MICBIAS_1_6V: 1729 case DA7213_MICBIAS_2_2V: 1730 case DA7213_MICBIAS_2_5V: 1731 case DA7213_MICBIAS_3_0V: 1732 micbias_lvl |= (pdata->micbias1_lvl << 1733 DA7213_MICBIAS1_LEVEL_SHIFT); 1734 break; 1735 } 1736 switch (pdata->micbias2_lvl) { 1737 case DA7213_MICBIAS_1_6V: 1738 case DA7213_MICBIAS_2_2V: 1739 case DA7213_MICBIAS_2_5V: 1740 case DA7213_MICBIAS_3_0V: 1741 micbias_lvl |= (pdata->micbias2_lvl << 1742 DA7213_MICBIAS2_LEVEL_SHIFT); 1743 break; 1744 } 1745 snd_soc_update_bits(codec, DA7213_MICBIAS_CTRL, 1746 DA7213_MICBIAS1_LEVEL_MASK | 1747 DA7213_MICBIAS2_LEVEL_MASK, micbias_lvl); 1748 1749 /* Set DMIC configuration */ 1750 switch (pdata->dmic_data_sel) { 1751 case DA7213_DMIC_DATA_LFALL_RRISE: 1752 case DA7213_DMIC_DATA_LRISE_RFALL: 1753 dmic_cfg |= (pdata->dmic_data_sel << 1754 DA7213_DMIC_DATA_SEL_SHIFT); 1755 break; 1756 } 1757 switch (pdata->dmic_samplephase) { 1758 case DA7213_DMIC_SAMPLE_ON_CLKEDGE: 1759 case DA7213_DMIC_SAMPLE_BETWEEN_CLKEDGE: 1760 dmic_cfg |= (pdata->dmic_samplephase << 1761 DA7213_DMIC_SAMPLEPHASE_SHIFT); 1762 break; 1763 } 1764 switch (pdata->dmic_clk_rate) { 1765 case DA7213_DMIC_CLK_3_0MHZ: 1766 case DA7213_DMIC_CLK_1_5MHZ: 1767 dmic_cfg |= (pdata->dmic_clk_rate << 1768 DA7213_DMIC_CLK_RATE_SHIFT); 1769 break; 1770 } 1771 snd_soc_update_bits(codec, DA7213_MIC_CONFIG, 1772 DA7213_DMIC_DATA_SEL_MASK | 1773 DA7213_DMIC_SAMPLEPHASE_MASK | 1774 DA7213_DMIC_CLK_RATE_MASK, dmic_cfg); 1775 } 1776 1777 /* Check if MCLK provided */ 1778 da7213->mclk = devm_clk_get(codec->dev, "mclk"); 1779 if (IS_ERR(da7213->mclk)) { 1780 if (PTR_ERR(da7213->mclk) != -ENOENT) 1781 return PTR_ERR(da7213->mclk); 1782 else 1783 da7213->mclk = NULL; 1784 } 1785 1786 return 0; 1787 } 1788 1789 static struct snd_soc_codec_driver soc_codec_dev_da7213 = { 1790 .probe = da7213_probe, 1791 .set_bias_level = da7213_set_bias_level, 1792 1793 .component_driver = { 1794 .controls = da7213_snd_controls, 1795 .num_controls = ARRAY_SIZE(da7213_snd_controls), 1796 .dapm_widgets = da7213_dapm_widgets, 1797 .num_dapm_widgets = ARRAY_SIZE(da7213_dapm_widgets), 1798 .dapm_routes = da7213_audio_map, 1799 .num_dapm_routes = ARRAY_SIZE(da7213_audio_map), 1800 }, 1801 }; 1802 1803 static const struct regmap_config da7213_regmap_config = { 1804 .reg_bits = 8, 1805 .val_bits = 8, 1806 1807 .reg_defaults = da7213_reg_defaults, 1808 .num_reg_defaults = ARRAY_SIZE(da7213_reg_defaults), 1809 .volatile_reg = da7213_volatile_register, 1810 .cache_type = REGCACHE_RBTREE, 1811 }; 1812 1813 static int da7213_i2c_probe(struct i2c_client *i2c, 1814 const struct i2c_device_id *id) 1815 { 1816 struct da7213_priv *da7213; 1817 int ret; 1818 1819 da7213 = devm_kzalloc(&i2c->dev, sizeof(struct da7213_priv), 1820 GFP_KERNEL); 1821 if (!da7213) 1822 return -ENOMEM; 1823 1824 i2c_set_clientdata(i2c, da7213); 1825 1826 da7213->regmap = devm_regmap_init_i2c(i2c, &da7213_regmap_config); 1827 if (IS_ERR(da7213->regmap)) { 1828 ret = PTR_ERR(da7213->regmap); 1829 dev_err(&i2c->dev, "regmap_init() failed: %d\n", ret); 1830 return ret; 1831 } 1832 1833 ret = snd_soc_register_codec(&i2c->dev, 1834 &soc_codec_dev_da7213, &da7213_dai, 1); 1835 if (ret < 0) { 1836 dev_err(&i2c->dev, "Failed to register da7213 codec: %d\n", 1837 ret); 1838 } 1839 return ret; 1840 } 1841 1842 static int da7213_remove(struct i2c_client *client) 1843 { 1844 snd_soc_unregister_codec(&client->dev); 1845 return 0; 1846 } 1847 1848 static const struct i2c_device_id da7213_i2c_id[] = { 1849 { "da7213", 0 }, 1850 { } 1851 }; 1852 MODULE_DEVICE_TABLE(i2c, da7213_i2c_id); 1853 1854 /* I2C codec control layer */ 1855 static struct i2c_driver da7213_i2c_driver = { 1856 .driver = { 1857 .name = "da7213", 1858 .of_match_table = of_match_ptr(da7213_of_match), 1859 .acpi_match_table = ACPI_PTR(da7213_acpi_match), 1860 }, 1861 .probe = da7213_i2c_probe, 1862 .remove = da7213_remove, 1863 .id_table = da7213_i2c_id, 1864 }; 1865 1866 module_i2c_driver(da7213_i2c_driver); 1867 1868 MODULE_DESCRIPTION("ASoC DA7213 Codec driver"); 1869 MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); 1870 MODULE_LICENSE("GPL"); 1871