1 // SPDX-License-Identifier: GPL-2.0 2 // 3 // mt6358.c -- mt6358 ALSA SoC audio codec driver 4 // 5 // Copyright (c) 2018 MediaTek Inc. 6 // Author: KaiChieh Chuang <kaichieh.chuang@mediatek.com> 7 8 #include <linux/platform_device.h> 9 #include <linux/module.h> 10 #include <linux/of_device.h> 11 #include <linux/delay.h> 12 #include <linux/kthread.h> 13 #include <linux/sched.h> 14 #include <linux/mfd/mt6397/core.h> 15 #include <linux/regulator/consumer.h> 16 17 #include <sound/soc.h> 18 #include <sound/tlv.h> 19 20 #include "mt6358.h" 21 22 enum { 23 AUDIO_ANALOG_VOLUME_HSOUTL, 24 AUDIO_ANALOG_VOLUME_HSOUTR, 25 AUDIO_ANALOG_VOLUME_HPOUTL, 26 AUDIO_ANALOG_VOLUME_HPOUTR, 27 AUDIO_ANALOG_VOLUME_LINEOUTL, 28 AUDIO_ANALOG_VOLUME_LINEOUTR, 29 AUDIO_ANALOG_VOLUME_MICAMP1, 30 AUDIO_ANALOG_VOLUME_MICAMP2, 31 AUDIO_ANALOG_VOLUME_TYPE_MAX 32 }; 33 34 enum { 35 MUX_ADC_L, 36 MUX_ADC_R, 37 MUX_PGA_L, 38 MUX_PGA_R, 39 MUX_MIC_TYPE, 40 MUX_HP_L, 41 MUX_HP_R, 42 MUX_NUM, 43 }; 44 45 enum { 46 DEVICE_HP, 47 DEVICE_LO, 48 DEVICE_RCV, 49 DEVICE_MIC1, 50 DEVICE_MIC2, 51 DEVICE_NUM 52 }; 53 54 /* Supply widget subseq */ 55 enum { 56 /* common */ 57 SUPPLY_SEQ_CLK_BUF, 58 SUPPLY_SEQ_AUD_GLB, 59 SUPPLY_SEQ_CLKSQ, 60 SUPPLY_SEQ_VOW_AUD_LPW, 61 SUPPLY_SEQ_AUD_VOW, 62 SUPPLY_SEQ_VOW_CLK, 63 SUPPLY_SEQ_VOW_LDO, 64 SUPPLY_SEQ_TOP_CK, 65 SUPPLY_SEQ_TOP_CK_LAST, 66 SUPPLY_SEQ_AUD_TOP, 67 SUPPLY_SEQ_AUD_TOP_LAST, 68 SUPPLY_SEQ_AFE, 69 /* capture */ 70 SUPPLY_SEQ_ADC_SUPPLY, 71 }; 72 73 enum { 74 CH_L = 0, 75 CH_R, 76 NUM_CH, 77 }; 78 79 #define REG_STRIDE 2 80 81 struct mt6358_priv { 82 struct device *dev; 83 struct regmap *regmap; 84 85 unsigned int dl_rate; 86 unsigned int ul_rate; 87 88 int ana_gain[AUDIO_ANALOG_VOLUME_TYPE_MAX]; 89 unsigned int mux_select[MUX_NUM]; 90 91 int dev_counter[DEVICE_NUM]; 92 93 int mtkaif_protocol; 94 95 struct regulator *avdd_reg; 96 97 int wov_enabled; 98 99 unsigned int dmic_one_wire_mode; 100 }; 101 102 int mt6358_set_mtkaif_protocol(struct snd_soc_component *cmpnt, 103 int mtkaif_protocol) 104 { 105 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 106 107 priv->mtkaif_protocol = mtkaif_protocol; 108 return 0; 109 } 110 111 static void playback_gpio_set(struct mt6358_priv *priv) 112 { 113 /* set gpio mosi mode */ 114 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, 115 0x01f8, 0x01f8); 116 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_SET, 117 0xffff, 0x0249); 118 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, 119 0xffff, 0x0249); 120 } 121 122 static void playback_gpio_reset(struct mt6358_priv *priv) 123 { 124 /* set pad_aud_*_mosi to GPIO mode and dir input 125 * reason: 126 * pad_aud_dat_mosi*, because the pin is used as boot strap 127 * don't clean clk/sync, for mtkaif protocol 2 128 */ 129 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2_CLR, 130 0x01f8, 0x01f8); 131 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE2, 132 0x01f8, 0x0000); 133 regmap_update_bits(priv->regmap, MT6358_GPIO_DIR0, 134 0xf << 8, 0x0); 135 } 136 137 static void capture_gpio_set(struct mt6358_priv *priv) 138 { 139 /* set gpio miso mode */ 140 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_CLR, 141 0xffff, 0xffff); 142 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_SET, 143 0xffff, 0x0249); 144 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, 145 0xffff, 0x0249); 146 } 147 148 static void capture_gpio_reset(struct mt6358_priv *priv) 149 { 150 /* set pad_aud_*_miso to GPIO mode and dir input 151 * reason: 152 * pad_aud_clk_miso, because when playback only the miso_clk 153 * will also have 26m, so will have power leak 154 * pad_aud_dat_miso*, because the pin is used as boot strap 155 */ 156 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3_CLR, 157 0xffff, 0xffff); 158 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, 159 0xffff, 0x0000); 160 regmap_update_bits(priv->regmap, MT6358_GPIO_DIR0, 161 0xf << 12, 0x0); 162 } 163 164 /* use only when not govern by DAPM */ 165 static int mt6358_set_dcxo(struct mt6358_priv *priv, bool enable) 166 { 167 regmap_update_bits(priv->regmap, MT6358_DCXO_CW14, 168 0x1 << RG_XO_AUDIO_EN_M_SFT, 169 (enable ? 1 : 0) << RG_XO_AUDIO_EN_M_SFT); 170 return 0; 171 } 172 173 /* use only when not govern by DAPM */ 174 static int mt6358_set_clksq(struct mt6358_priv *priv, bool enable) 175 { 176 /* audio clk source from internal dcxo */ 177 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, 178 RG_CLKSQ_IN_SEL_TEST_MASK_SFT, 179 0x0); 180 181 /* Enable/disable CLKSQ 26MHz */ 182 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, 183 RG_CLKSQ_EN_MASK_SFT, 184 (enable ? 1 : 0) << RG_CLKSQ_EN_SFT); 185 return 0; 186 } 187 188 /* use only when not govern by DAPM */ 189 static int mt6358_set_aud_global_bias(struct mt6358_priv *priv, bool enable) 190 { 191 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 192 RG_AUDGLB_PWRDN_VA28_MASK_SFT, 193 (enable ? 0 : 1) << RG_AUDGLB_PWRDN_VA28_SFT); 194 return 0; 195 } 196 197 /* use only when not govern by DAPM */ 198 static int mt6358_set_topck(struct mt6358_priv *priv, bool enable) 199 { 200 regmap_update_bits(priv->regmap, MT6358_AUD_TOP_CKPDN_CON0, 201 0x0066, enable ? 0x0 : 0x66); 202 return 0; 203 } 204 205 static int mt6358_mtkaif_tx_enable(struct mt6358_priv *priv) 206 { 207 switch (priv->mtkaif_protocol) { 208 case MT6358_MTKAIF_PROTOCOL_2_CLK_P2: 209 /* MTKAIF TX format setting */ 210 regmap_update_bits(priv->regmap, 211 MT6358_AFE_ADDA_MTKAIF_CFG0, 212 0xffff, 0x0010); 213 /* enable aud_pad TX fifos */ 214 regmap_update_bits(priv->regmap, 215 MT6358_AFE_AUD_PAD_TOP, 216 0xff00, 0x3800); 217 regmap_update_bits(priv->regmap, 218 MT6358_AFE_AUD_PAD_TOP, 219 0xff00, 0x3900); 220 break; 221 case MT6358_MTKAIF_PROTOCOL_2: 222 /* MTKAIF TX format setting */ 223 regmap_update_bits(priv->regmap, 224 MT6358_AFE_ADDA_MTKAIF_CFG0, 225 0xffff, 0x0010); 226 /* enable aud_pad TX fifos */ 227 regmap_update_bits(priv->regmap, 228 MT6358_AFE_AUD_PAD_TOP, 229 0xff00, 0x3100); 230 break; 231 case MT6358_MTKAIF_PROTOCOL_1: 232 default: 233 /* MTKAIF TX format setting */ 234 regmap_update_bits(priv->regmap, 235 MT6358_AFE_ADDA_MTKAIF_CFG0, 236 0xffff, 0x0000); 237 /* enable aud_pad TX fifos */ 238 regmap_update_bits(priv->regmap, 239 MT6358_AFE_AUD_PAD_TOP, 240 0xff00, 0x3100); 241 break; 242 } 243 return 0; 244 } 245 246 static int mt6358_mtkaif_tx_disable(struct mt6358_priv *priv) 247 { 248 /* disable aud_pad TX fifos */ 249 regmap_update_bits(priv->regmap, MT6358_AFE_AUD_PAD_TOP, 250 0xff00, 0x3000); 251 return 0; 252 } 253 254 int mt6358_mtkaif_calibration_enable(struct snd_soc_component *cmpnt) 255 { 256 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 257 258 playback_gpio_set(priv); 259 capture_gpio_set(priv); 260 mt6358_mtkaif_tx_enable(priv); 261 262 mt6358_set_dcxo(priv, true); 263 mt6358_set_aud_global_bias(priv, true); 264 mt6358_set_clksq(priv, true); 265 mt6358_set_topck(priv, true); 266 267 /* set dat_miso_loopback on */ 268 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 269 RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_MASK_SFT, 270 1 << RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_SFT); 271 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 272 RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_MASK_SFT, 273 1 << RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_SFT); 274 return 0; 275 } 276 277 int mt6358_mtkaif_calibration_disable(struct snd_soc_component *cmpnt) 278 { 279 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 280 281 /* set dat_miso_loopback off */ 282 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 283 RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_MASK_SFT, 284 0 << RG_AUD_PAD_TOP_DAT_MISO2_LOOPBACK_SFT); 285 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 286 RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_MASK_SFT, 287 0 << RG_AUD_PAD_TOP_DAT_MISO_LOOPBACK_SFT); 288 289 mt6358_set_topck(priv, false); 290 mt6358_set_clksq(priv, false); 291 mt6358_set_aud_global_bias(priv, false); 292 mt6358_set_dcxo(priv, false); 293 294 mt6358_mtkaif_tx_disable(priv); 295 playback_gpio_reset(priv); 296 capture_gpio_reset(priv); 297 return 0; 298 } 299 300 int mt6358_set_mtkaif_calibration_phase(struct snd_soc_component *cmpnt, 301 int phase_1, int phase_2) 302 { 303 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 304 305 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 306 RG_AUD_PAD_TOP_PHASE_MODE_MASK_SFT, 307 phase_1 << RG_AUD_PAD_TOP_PHASE_MODE_SFT); 308 regmap_update_bits(priv->regmap, MT6358_AUDIO_DIG_CFG, 309 RG_AUD_PAD_TOP_PHASE_MODE2_MASK_SFT, 310 phase_2 << RG_AUD_PAD_TOP_PHASE_MODE2_SFT); 311 return 0; 312 } 313 314 /* dl pga gain */ 315 enum { 316 DL_GAIN_8DB = 0, 317 DL_GAIN_0DB = 8, 318 DL_GAIN_N_1DB = 9, 319 DL_GAIN_N_10DB = 18, 320 DL_GAIN_N_40DB = 0x1f, 321 }; 322 323 #define DL_GAIN_N_10DB_REG (DL_GAIN_N_10DB << 7 | DL_GAIN_N_10DB) 324 #define DL_GAIN_N_40DB_REG (DL_GAIN_N_40DB << 7 | DL_GAIN_N_40DB) 325 #define DL_GAIN_REG_MASK 0x0f9f 326 327 static void hp_zcd_disable(struct mt6358_priv *priv) 328 { 329 regmap_write(priv->regmap, MT6358_ZCD_CON0, 0x0000); 330 } 331 332 static void hp_main_output_ramp(struct mt6358_priv *priv, bool up) 333 { 334 int i, stage; 335 int target = 7; 336 337 /* Enable/Reduce HPL/R main output stage step by step */ 338 for (i = 0; i <= target; i++) { 339 stage = up ? i : target - i; 340 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 341 0x7 << 8, stage << 8); 342 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 343 0x7 << 11, stage << 11); 344 usleep_range(100, 150); 345 } 346 } 347 348 static void hp_aux_feedback_loop_gain_ramp(struct mt6358_priv *priv, bool up) 349 { 350 int i, stage; 351 352 /* Reduce HP aux feedback loop gain step by step */ 353 for (i = 0; i <= 0xf; i++) { 354 stage = up ? i : 0xf - i; 355 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, 356 0xf << 12, stage << 12); 357 usleep_range(100, 150); 358 } 359 } 360 361 static void hp_pull_down(struct mt6358_priv *priv, bool enable) 362 { 363 int i; 364 365 if (enable) { 366 for (i = 0x0; i <= 0x6; i++) { 367 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 368 0x7, i); 369 usleep_range(600, 700); 370 } 371 } else { 372 for (i = 0x6; i >= 0x1; i--) { 373 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 374 0x7, i); 375 usleep_range(600, 700); 376 } 377 } 378 } 379 380 static bool is_valid_hp_pga_idx(int reg_idx) 381 { 382 return (reg_idx >= DL_GAIN_8DB && reg_idx <= DL_GAIN_N_10DB) || 383 reg_idx == DL_GAIN_N_40DB; 384 } 385 386 static void headset_volume_ramp(struct mt6358_priv *priv, int from, int to) 387 { 388 int offset = 0, count = 0, reg_idx; 389 390 if (!is_valid_hp_pga_idx(from) || !is_valid_hp_pga_idx(to)) 391 dev_warn(priv->dev, "%s(), volume index is not valid, from %d, to %d\n", 392 __func__, from, to); 393 394 dev_info(priv->dev, "%s(), from %d, to %d\n", 395 __func__, from, to); 396 397 if (to > from) 398 offset = to - from; 399 else 400 offset = from - to; 401 402 while (offset >= 0) { 403 if (to > from) 404 reg_idx = from + count; 405 else 406 reg_idx = from - count; 407 408 if (is_valid_hp_pga_idx(reg_idx)) { 409 regmap_update_bits(priv->regmap, 410 MT6358_ZCD_CON2, 411 DL_GAIN_REG_MASK, 412 (reg_idx << 7) | reg_idx); 413 usleep_range(200, 300); 414 } 415 offset--; 416 count++; 417 } 418 } 419 420 static int mt6358_put_volsw(struct snd_kcontrol *kcontrol, 421 struct snd_ctl_elem_value *ucontrol) 422 { 423 struct snd_soc_component *component = 424 snd_soc_kcontrol_component(kcontrol); 425 struct mt6358_priv *priv = snd_soc_component_get_drvdata(component); 426 struct soc_mixer_control *mc = 427 (struct soc_mixer_control *)kcontrol->private_value; 428 unsigned int reg; 429 int ret; 430 431 ret = snd_soc_put_volsw(kcontrol, ucontrol); 432 if (ret < 0) 433 return ret; 434 435 switch (mc->reg) { 436 case MT6358_ZCD_CON2: 437 regmap_read(priv->regmap, MT6358_ZCD_CON2, ®); 438 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL] = 439 (reg >> RG_AUDHPLGAIN_SFT) & RG_AUDHPLGAIN_MASK; 440 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTR] = 441 (reg >> RG_AUDHPRGAIN_SFT) & RG_AUDHPRGAIN_MASK; 442 break; 443 case MT6358_ZCD_CON1: 444 regmap_read(priv->regmap, MT6358_ZCD_CON1, ®); 445 priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTL] = 446 (reg >> RG_AUDLOLGAIN_SFT) & RG_AUDLOLGAIN_MASK; 447 priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTR] = 448 (reg >> RG_AUDLORGAIN_SFT) & RG_AUDLORGAIN_MASK; 449 break; 450 case MT6358_ZCD_CON3: 451 regmap_read(priv->regmap, MT6358_ZCD_CON3, ®); 452 priv->ana_gain[AUDIO_ANALOG_VOLUME_HSOUTL] = 453 (reg >> RG_AUDHSGAIN_SFT) & RG_AUDHSGAIN_MASK; 454 priv->ana_gain[AUDIO_ANALOG_VOLUME_HSOUTR] = 455 (reg >> RG_AUDHSGAIN_SFT) & RG_AUDHSGAIN_MASK; 456 break; 457 case MT6358_AUDENC_ANA_CON0: 458 case MT6358_AUDENC_ANA_CON1: 459 regmap_read(priv->regmap, MT6358_AUDENC_ANA_CON0, ®); 460 priv->ana_gain[AUDIO_ANALOG_VOLUME_MICAMP1] = 461 (reg >> RG_AUDPREAMPLGAIN_SFT) & RG_AUDPREAMPLGAIN_MASK; 462 regmap_read(priv->regmap, MT6358_AUDENC_ANA_CON1, ®); 463 priv->ana_gain[AUDIO_ANALOG_VOLUME_MICAMP2] = 464 (reg >> RG_AUDPREAMPRGAIN_SFT) & RG_AUDPREAMPRGAIN_MASK; 465 break; 466 } 467 468 return ret; 469 } 470 471 static void mt6358_restore_pga(struct mt6358_priv *priv); 472 473 static int mt6358_enable_wov_phase2(struct mt6358_priv *priv) 474 { 475 /* analog */ 476 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 477 0xffff, 0x0000); 478 regmap_update_bits(priv->regmap, MT6358_DCXO_CW14, 0xffff, 0xa2b5); 479 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 480 0xffff, 0x0800); 481 mt6358_restore_pga(priv); 482 483 regmap_update_bits(priv->regmap, MT6358_DCXO_CW13, 0xffff, 0x9929); 484 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 485 0xffff, 0x0025); 486 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON8, 487 0xffff, 0x0005); 488 489 /* digital */ 490 regmap_update_bits(priv->regmap, MT6358_AUD_TOP_CKPDN_CON0, 491 0xffff, 0x0000); 492 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, 0xffff, 0x0120); 493 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG0, 0xffff, 0xffff); 494 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG1, 0xffff, 0x0200); 495 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG2, 0xffff, 0x2424); 496 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG3, 0xffff, 0xdbac); 497 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG4, 0xffff, 0x029e); 498 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG5, 0xffff, 0x0000); 499 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_POSDIV_CFG0, 500 0xffff, 0x0000); 501 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_HPF_CFG0, 502 0xffff, 0x0451); 503 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_TOP, 0xffff, 0x68d1); 504 505 return 0; 506 } 507 508 static int mt6358_disable_wov_phase2(struct mt6358_priv *priv) 509 { 510 /* digital */ 511 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_TOP, 0xffff, 0xc000); 512 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_HPF_CFG0, 513 0xffff, 0x0450); 514 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_POSDIV_CFG0, 515 0xffff, 0x0c00); 516 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG5, 0xffff, 0x0100); 517 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG4, 0xffff, 0x006c); 518 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG3, 0xffff, 0xa879); 519 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG2, 0xffff, 0x2323); 520 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG1, 0xffff, 0x0400); 521 regmap_update_bits(priv->regmap, MT6358_AFE_VOW_CFG0, 0xffff, 0x0000); 522 regmap_update_bits(priv->regmap, MT6358_GPIO_MODE3, 0xffff, 0x02d8); 523 regmap_update_bits(priv->regmap, MT6358_AUD_TOP_CKPDN_CON0, 524 0xffff, 0x0000); 525 526 /* analog */ 527 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON8, 528 0xffff, 0x0004); 529 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 530 0xffff, 0x0000); 531 regmap_update_bits(priv->regmap, MT6358_DCXO_CW13, 0xffff, 0x9829); 532 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 533 0xffff, 0x0000); 534 mt6358_restore_pga(priv); 535 regmap_update_bits(priv->regmap, MT6358_DCXO_CW14, 0xffff, 0xa2b5); 536 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 537 0xffff, 0x0010); 538 539 return 0; 540 } 541 542 static int mt6358_get_wov(struct snd_kcontrol *kcontrol, 543 struct snd_ctl_elem_value *ucontrol) 544 { 545 struct snd_soc_component *c = snd_soc_kcontrol_component(kcontrol); 546 struct mt6358_priv *priv = snd_soc_component_get_drvdata(c); 547 548 ucontrol->value.integer.value[0] = priv->wov_enabled; 549 return 0; 550 } 551 552 static int mt6358_put_wov(struct snd_kcontrol *kcontrol, 553 struct snd_ctl_elem_value *ucontrol) 554 { 555 struct snd_soc_component *c = snd_soc_kcontrol_component(kcontrol); 556 struct mt6358_priv *priv = snd_soc_component_get_drvdata(c); 557 int enabled = ucontrol->value.integer.value[0]; 558 559 if (priv->wov_enabled != enabled) { 560 if (enabled) 561 mt6358_enable_wov_phase2(priv); 562 else 563 mt6358_disable_wov_phase2(priv); 564 565 priv->wov_enabled = enabled; 566 } 567 568 return 0; 569 } 570 571 static const DECLARE_TLV_DB_SCALE(playback_tlv, -1000, 100, 0); 572 static const DECLARE_TLV_DB_SCALE(pga_tlv, 0, 600, 0); 573 574 static const struct snd_kcontrol_new mt6358_snd_controls[] = { 575 /* dl pga gain */ 576 SOC_DOUBLE_EXT_TLV("Headphone Volume", 577 MT6358_ZCD_CON2, 0, 7, 0x12, 1, 578 snd_soc_get_volsw, mt6358_put_volsw, playback_tlv), 579 SOC_DOUBLE_EXT_TLV("Lineout Volume", 580 MT6358_ZCD_CON1, 0, 7, 0x12, 1, 581 snd_soc_get_volsw, mt6358_put_volsw, playback_tlv), 582 SOC_SINGLE_EXT_TLV("Handset Volume", 583 MT6358_ZCD_CON3, 0, 0x12, 1, 584 snd_soc_get_volsw, mt6358_put_volsw, playback_tlv), 585 /* ul pga gain */ 586 SOC_DOUBLE_R_EXT_TLV("PGA Volume", 587 MT6358_AUDENC_ANA_CON0, MT6358_AUDENC_ANA_CON1, 588 8, 4, 0, 589 snd_soc_get_volsw, mt6358_put_volsw, pga_tlv), 590 591 SOC_SINGLE_BOOL_EXT("Wake-on-Voice Phase2 Switch", 0, 592 mt6358_get_wov, mt6358_put_wov), 593 }; 594 595 /* MUX */ 596 /* LOL MUX */ 597 static const char * const lo_in_mux_map[] = { 598 "Open", "Mute", "Playback", "Test Mode" 599 }; 600 601 static int lo_in_mux_map_value[] = { 602 0x0, 0x1, 0x2, 0x3, 603 }; 604 605 static SOC_VALUE_ENUM_SINGLE_DECL(lo_in_mux_map_enum, 606 MT6358_AUDDEC_ANA_CON7, 607 RG_AUDLOLMUXINPUTSEL_VAUDP15_SFT, 608 RG_AUDLOLMUXINPUTSEL_VAUDP15_MASK, 609 lo_in_mux_map, 610 lo_in_mux_map_value); 611 612 static const struct snd_kcontrol_new lo_in_mux_control = 613 SOC_DAPM_ENUM("In Select", lo_in_mux_map_enum); 614 615 /*HP MUX */ 616 enum { 617 HP_MUX_OPEN = 0, 618 HP_MUX_HPSPK, 619 HP_MUX_HP, 620 HP_MUX_TEST_MODE, 621 HP_MUX_HP_IMPEDANCE, 622 HP_MUX_MASK = 0x7, 623 }; 624 625 static const char * const hp_in_mux_map[] = { 626 "Open", 627 "LoudSPK Playback", 628 "Audio Playback", 629 "Test Mode", 630 "HP Impedance", 631 "undefined1", 632 "undefined2", 633 "undefined3", 634 }; 635 636 static int hp_in_mux_map_value[] = { 637 HP_MUX_OPEN, 638 HP_MUX_HPSPK, 639 HP_MUX_HP, 640 HP_MUX_TEST_MODE, 641 HP_MUX_HP_IMPEDANCE, 642 HP_MUX_OPEN, 643 HP_MUX_OPEN, 644 HP_MUX_OPEN, 645 }; 646 647 static SOC_VALUE_ENUM_SINGLE_DECL(hpl_in_mux_map_enum, 648 SND_SOC_NOPM, 649 0, 650 HP_MUX_MASK, 651 hp_in_mux_map, 652 hp_in_mux_map_value); 653 654 static const struct snd_kcontrol_new hpl_in_mux_control = 655 SOC_DAPM_ENUM("HPL Select", hpl_in_mux_map_enum); 656 657 static SOC_VALUE_ENUM_SINGLE_DECL(hpr_in_mux_map_enum, 658 SND_SOC_NOPM, 659 0, 660 HP_MUX_MASK, 661 hp_in_mux_map, 662 hp_in_mux_map_value); 663 664 static const struct snd_kcontrol_new hpr_in_mux_control = 665 SOC_DAPM_ENUM("HPR Select", hpr_in_mux_map_enum); 666 667 /* RCV MUX */ 668 enum { 669 RCV_MUX_OPEN = 0, 670 RCV_MUX_MUTE, 671 RCV_MUX_VOICE_PLAYBACK, 672 RCV_MUX_TEST_MODE, 673 RCV_MUX_MASK = 0x3, 674 }; 675 676 static const char * const rcv_in_mux_map[] = { 677 "Open", "Mute", "Voice Playback", "Test Mode" 678 }; 679 680 static int rcv_in_mux_map_value[] = { 681 RCV_MUX_OPEN, 682 RCV_MUX_MUTE, 683 RCV_MUX_VOICE_PLAYBACK, 684 RCV_MUX_TEST_MODE, 685 }; 686 687 static SOC_VALUE_ENUM_SINGLE_DECL(rcv_in_mux_map_enum, 688 SND_SOC_NOPM, 689 0, 690 RCV_MUX_MASK, 691 rcv_in_mux_map, 692 rcv_in_mux_map_value); 693 694 static const struct snd_kcontrol_new rcv_in_mux_control = 695 SOC_DAPM_ENUM("RCV Select", rcv_in_mux_map_enum); 696 697 /* DAC In MUX */ 698 static const char * const dac_in_mux_map[] = { 699 "Normal Path", "Sgen" 700 }; 701 702 static int dac_in_mux_map_value[] = { 703 0x0, 0x1, 704 }; 705 706 static SOC_VALUE_ENUM_SINGLE_DECL(dac_in_mux_map_enum, 707 MT6358_AFE_TOP_CON0, 708 DL_SINE_ON_SFT, 709 DL_SINE_ON_MASK, 710 dac_in_mux_map, 711 dac_in_mux_map_value); 712 713 static const struct snd_kcontrol_new dac_in_mux_control = 714 SOC_DAPM_ENUM("DAC Select", dac_in_mux_map_enum); 715 716 /* AIF Out MUX */ 717 static SOC_VALUE_ENUM_SINGLE_DECL(aif_out_mux_map_enum, 718 MT6358_AFE_TOP_CON0, 719 UL_SINE_ON_SFT, 720 UL_SINE_ON_MASK, 721 dac_in_mux_map, 722 dac_in_mux_map_value); 723 724 static const struct snd_kcontrol_new aif_out_mux_control = 725 SOC_DAPM_ENUM("AIF Out Select", aif_out_mux_map_enum); 726 727 /* Mic Type MUX */ 728 enum { 729 MIC_TYPE_MUX_IDLE = 0, 730 MIC_TYPE_MUX_ACC, 731 MIC_TYPE_MUX_DMIC, 732 MIC_TYPE_MUX_DCC, 733 MIC_TYPE_MUX_DCC_ECM_DIFF, 734 MIC_TYPE_MUX_DCC_ECM_SINGLE, 735 MIC_TYPE_MUX_MASK = 0x7, 736 }; 737 738 #define IS_DCC_BASE(type) ((type) == MIC_TYPE_MUX_DCC || \ 739 (type) == MIC_TYPE_MUX_DCC_ECM_DIFF || \ 740 (type) == MIC_TYPE_MUX_DCC_ECM_SINGLE) 741 742 static const char * const mic_type_mux_map[] = { 743 "Idle", 744 "ACC", 745 "DMIC", 746 "DCC", 747 "DCC_ECM_DIFF", 748 "DCC_ECM_SINGLE", 749 }; 750 751 static int mic_type_mux_map_value[] = { 752 MIC_TYPE_MUX_IDLE, 753 MIC_TYPE_MUX_ACC, 754 MIC_TYPE_MUX_DMIC, 755 MIC_TYPE_MUX_DCC, 756 MIC_TYPE_MUX_DCC_ECM_DIFF, 757 MIC_TYPE_MUX_DCC_ECM_SINGLE, 758 }; 759 760 static SOC_VALUE_ENUM_SINGLE_DECL(mic_type_mux_map_enum, 761 SND_SOC_NOPM, 762 0, 763 MIC_TYPE_MUX_MASK, 764 mic_type_mux_map, 765 mic_type_mux_map_value); 766 767 static const struct snd_kcontrol_new mic_type_mux_control = 768 SOC_DAPM_ENUM("Mic Type Select", mic_type_mux_map_enum); 769 770 /* ADC L MUX */ 771 enum { 772 ADC_MUX_IDLE = 0, 773 ADC_MUX_AIN0, 774 ADC_MUX_PREAMPLIFIER, 775 ADC_MUX_IDLE1, 776 ADC_MUX_MASK = 0x3, 777 }; 778 779 static const char * const adc_left_mux_map[] = { 780 "Idle", "AIN0", "Left Preamplifier", "Idle_1" 781 }; 782 783 static int adc_mux_map_value[] = { 784 ADC_MUX_IDLE, 785 ADC_MUX_AIN0, 786 ADC_MUX_PREAMPLIFIER, 787 ADC_MUX_IDLE1, 788 }; 789 790 static SOC_VALUE_ENUM_SINGLE_DECL(adc_left_mux_map_enum, 791 SND_SOC_NOPM, 792 0, 793 ADC_MUX_MASK, 794 adc_left_mux_map, 795 adc_mux_map_value); 796 797 static const struct snd_kcontrol_new adc_left_mux_control = 798 SOC_DAPM_ENUM("ADC L Select", adc_left_mux_map_enum); 799 800 /* ADC R MUX */ 801 static const char * const adc_right_mux_map[] = { 802 "Idle", "AIN0", "Right Preamplifier", "Idle_1" 803 }; 804 805 static SOC_VALUE_ENUM_SINGLE_DECL(adc_right_mux_map_enum, 806 SND_SOC_NOPM, 807 0, 808 ADC_MUX_MASK, 809 adc_right_mux_map, 810 adc_mux_map_value); 811 812 static const struct snd_kcontrol_new adc_right_mux_control = 813 SOC_DAPM_ENUM("ADC R Select", adc_right_mux_map_enum); 814 815 /* PGA L MUX */ 816 enum { 817 PGA_MUX_NONE = 0, 818 PGA_MUX_AIN0, 819 PGA_MUX_AIN1, 820 PGA_MUX_AIN2, 821 PGA_MUX_MASK = 0x3, 822 }; 823 824 static const char * const pga_mux_map[] = { 825 "None", "AIN0", "AIN1", "AIN2" 826 }; 827 828 static int pga_mux_map_value[] = { 829 PGA_MUX_NONE, 830 PGA_MUX_AIN0, 831 PGA_MUX_AIN1, 832 PGA_MUX_AIN2, 833 }; 834 835 static SOC_VALUE_ENUM_SINGLE_DECL(pga_left_mux_map_enum, 836 SND_SOC_NOPM, 837 0, 838 PGA_MUX_MASK, 839 pga_mux_map, 840 pga_mux_map_value); 841 842 static const struct snd_kcontrol_new pga_left_mux_control = 843 SOC_DAPM_ENUM("PGA L Select", pga_left_mux_map_enum); 844 845 /* PGA R MUX */ 846 static SOC_VALUE_ENUM_SINGLE_DECL(pga_right_mux_map_enum, 847 SND_SOC_NOPM, 848 0, 849 PGA_MUX_MASK, 850 pga_mux_map, 851 pga_mux_map_value); 852 853 static const struct snd_kcontrol_new pga_right_mux_control = 854 SOC_DAPM_ENUM("PGA R Select", pga_right_mux_map_enum); 855 856 static int mt_clksq_event(struct snd_soc_dapm_widget *w, 857 struct snd_kcontrol *kcontrol, 858 int event) 859 { 860 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 861 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 862 863 dev_dbg(priv->dev, "%s(), event = 0x%x\n", __func__, event); 864 865 switch (event) { 866 case SND_SOC_DAPM_PRE_PMU: 867 /* audio clk source from internal dcxo */ 868 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON6, 869 RG_CLKSQ_IN_SEL_TEST_MASK_SFT, 870 0x0); 871 break; 872 default: 873 break; 874 } 875 876 return 0; 877 } 878 879 static int mt_sgen_event(struct snd_soc_dapm_widget *w, 880 struct snd_kcontrol *kcontrol, 881 int event) 882 { 883 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 884 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 885 886 dev_dbg(priv->dev, "%s(), event = 0x%x\n", __func__, event); 887 888 switch (event) { 889 case SND_SOC_DAPM_PRE_PMU: 890 /* sdm audio fifo clock power on */ 891 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0006); 892 /* scrambler clock on enable */ 893 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xCBA1); 894 /* sdm power on */ 895 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0003); 896 /* sdm fifo enable */ 897 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x000B); 898 899 regmap_update_bits(priv->regmap, MT6358_AFE_SGEN_CFG0, 900 0xff3f, 901 0x0000); 902 regmap_update_bits(priv->regmap, MT6358_AFE_SGEN_CFG1, 903 0xffff, 904 0x0001); 905 break; 906 case SND_SOC_DAPM_POST_PMD: 907 /* DL scrambler disabling sequence */ 908 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0000); 909 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xcba0); 910 break; 911 default: 912 break; 913 } 914 915 return 0; 916 } 917 918 static int mt_aif_in_event(struct snd_soc_dapm_widget *w, 919 struct snd_kcontrol *kcontrol, 920 int event) 921 { 922 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 923 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 924 925 dev_info(priv->dev, "%s(), event 0x%x, rate %d\n", 926 __func__, event, priv->dl_rate); 927 928 switch (event) { 929 case SND_SOC_DAPM_PRE_PMU: 930 playback_gpio_set(priv); 931 932 /* sdm audio fifo clock power on */ 933 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0006); 934 /* scrambler clock on enable */ 935 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xCBA1); 936 /* sdm power on */ 937 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0003); 938 /* sdm fifo enable */ 939 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x000B); 940 break; 941 case SND_SOC_DAPM_POST_PMD: 942 /* DL scrambler disabling sequence */ 943 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON2, 0x0000); 944 regmap_write(priv->regmap, MT6358_AFUNC_AUD_CON0, 0xcba0); 945 946 playback_gpio_reset(priv); 947 break; 948 default: 949 break; 950 } 951 952 return 0; 953 } 954 955 static int mtk_hp_enable(struct mt6358_priv *priv) 956 { 957 /* Pull-down HPL/R to AVSS28_AUD */ 958 hp_pull_down(priv, true); 959 /* release HP CMFB gate rstb */ 960 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 961 0x1 << 6, 0x1 << 6); 962 963 /* Reduce ESD resistance of AU_REFN */ 964 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); 965 966 /* Set HPR/HPL gain as minimum (~ -40dB) */ 967 regmap_write(priv->regmap, MT6358_ZCD_CON2, DL_GAIN_N_40DB_REG); 968 969 /* Turn on DA_600K_NCP_VA18 */ 970 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); 971 /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ 972 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); 973 /* Toggle RG_DIVCKS_CHG */ 974 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); 975 /* Set NCP soft start mode as default mode: 100us */ 976 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); 977 /* Enable NCP */ 978 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); 979 usleep_range(250, 270); 980 981 /* Enable cap-less LDOs (1.5V) */ 982 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 983 0x1055, 0x1055); 984 /* Enable NV regulator (-1.2V) */ 985 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); 986 usleep_range(100, 120); 987 988 /* Disable AUD_ZCD */ 989 hp_zcd_disable(priv); 990 991 /* Disable headphone short-circuit protection */ 992 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3000); 993 994 /* Enable IBIST */ 995 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 996 997 /* Set HP DR bias current optimization, 010: 6uA */ 998 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); 999 /* Set HP & ZCD bias current optimization */ 1000 /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ 1001 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 1002 /* Set HPP/N STB enhance circuits */ 1003 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4033); 1004 1005 /* Enable HP aux output stage */ 1006 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x000c); 1007 /* Enable HP aux feedback loop */ 1008 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x003c); 1009 /* Enable HP aux CMFB loop */ 1010 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0c00); 1011 /* Enable HP driver bias circuits */ 1012 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30c0); 1013 /* Enable HP driver core circuits */ 1014 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f0); 1015 /* Short HP main output to HP aux output stage */ 1016 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x00fc); 1017 1018 /* Enable HP main CMFB loop */ 1019 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0e00); 1020 /* Disable HP aux CMFB loop */ 1021 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0200); 1022 1023 /* Select CMFB resistor bulk to AC mode */ 1024 /* Selec HS/LO cap size (6.5pF default) */ 1025 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); 1026 1027 /* Enable HP main output stage */ 1028 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x00ff); 1029 /* Enable HPR/L main output stage step by step */ 1030 hp_main_output_ramp(priv, true); 1031 1032 /* Reduce HP aux feedback loop gain */ 1033 hp_aux_feedback_loop_gain_ramp(priv, true); 1034 /* Disable HP aux feedback loop */ 1035 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); 1036 1037 /* apply volume setting */ 1038 headset_volume_ramp(priv, 1039 DL_GAIN_N_10DB, 1040 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]); 1041 1042 /* Disable HP aux output stage */ 1043 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); 1044 /* Unshort HP main output to HP aux output stage */ 1045 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3f03); 1046 usleep_range(100, 120); 1047 1048 /* Enable AUD_CLK */ 1049 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x1); 1050 /* Enable Audio DAC */ 1051 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30ff); 1052 /* Enable low-noise mode of DAC */ 1053 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0xf201); 1054 usleep_range(100, 120); 1055 1056 /* Switch HPL MUX to audio DAC */ 1057 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x32ff); 1058 /* Switch HPR MUX to audio DAC */ 1059 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3aff); 1060 1061 /* Disable Pull-down HPL/R to AVSS28_AUD */ 1062 hp_pull_down(priv, false); 1063 1064 return 0; 1065 } 1066 1067 static int mtk_hp_disable(struct mt6358_priv *priv) 1068 { 1069 /* Pull-down HPL/R to AVSS28_AUD */ 1070 hp_pull_down(priv, true); 1071 1072 /* HPR/HPL mux to open */ 1073 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1074 0x0f00, 0x0000); 1075 1076 /* Disable low-noise mode of DAC */ 1077 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, 1078 0x0001, 0x0000); 1079 1080 /* Disable Audio DAC */ 1081 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1082 0x000f, 0x0000); 1083 1084 /* Disable AUD_CLK */ 1085 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x0); 1086 1087 /* Short HP main output to HP aux output stage */ 1088 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); 1089 /* Enable HP aux output stage */ 1090 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); 1091 1092 /* decrease HPL/R gain to normal gain step by step */ 1093 headset_volume_ramp(priv, 1094 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL], 1095 DL_GAIN_N_40DB); 1096 1097 /* Enable HP aux feedback loop */ 1098 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fff); 1099 1100 /* Reduce HP aux feedback loop gain */ 1101 hp_aux_feedback_loop_gain_ramp(priv, false); 1102 1103 /* decrease HPR/L main output stage step by step */ 1104 hp_main_output_ramp(priv, false); 1105 1106 /* Disable HP main output stage */ 1107 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3, 0x0); 1108 1109 /* Enable HP aux CMFB loop */ 1110 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0e00); 1111 1112 /* Disable HP main CMFB loop */ 1113 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0c00); 1114 1115 /* Unshort HP main output to HP aux output stage */ 1116 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 1117 0x3 << 6, 0x0); 1118 1119 /* Disable HP driver core circuits */ 1120 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1121 0x3 << 4, 0x0); 1122 1123 /* Disable HP driver bias circuits */ 1124 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1125 0x3 << 6, 0x0); 1126 1127 /* Disable HP aux CMFB loop */ 1128 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0000); 1129 1130 /* Disable HP aux feedback loop */ 1131 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 1132 0x3 << 4, 0x0); 1133 1134 /* Disable HP aux output stage */ 1135 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 1136 0x3 << 2, 0x0); 1137 1138 /* Disable IBIST */ 1139 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, 1140 0x1 << 8, 0x1 << 8); 1141 1142 /* Disable NV regulator (-1.2V) */ 1143 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x1, 0x0); 1144 /* Disable cap-less LDOs (1.5V) */ 1145 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1146 0x1055, 0x0); 1147 /* Disable NCP */ 1148 regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 1149 0x1, 0x1); 1150 1151 /* Increase ESD resistance of AU_REFN */ 1152 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON2, 1153 0x1 << 14, 0x0); 1154 1155 /* Set HP CMFB gate rstb */ 1156 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 1157 0x1 << 6, 0x0); 1158 /* disable Pull-down HPL/R to AVSS28_AUD */ 1159 hp_pull_down(priv, false); 1160 1161 return 0; 1162 } 1163 1164 static int mtk_hp_spk_enable(struct mt6358_priv *priv) 1165 { 1166 /* Pull-down HPL/R to AVSS28_AUD */ 1167 hp_pull_down(priv, true); 1168 /* release HP CMFB gate rstb */ 1169 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 1170 0x1 << 6, 0x1 << 6); 1171 1172 /* Reduce ESD resistance of AU_REFN */ 1173 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); 1174 1175 /* Set HPR/HPL gain to -10dB */ 1176 regmap_write(priv->regmap, MT6358_ZCD_CON2, DL_GAIN_N_10DB_REG); 1177 1178 /* Turn on DA_600K_NCP_VA18 */ 1179 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); 1180 /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ 1181 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); 1182 /* Toggle RG_DIVCKS_CHG */ 1183 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); 1184 /* Set NCP soft start mode as default mode: 100us */ 1185 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); 1186 /* Enable NCP */ 1187 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); 1188 usleep_range(250, 270); 1189 1190 /* Enable cap-less LDOs (1.5V) */ 1191 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1192 0x1055, 0x1055); 1193 /* Enable NV regulator (-1.2V) */ 1194 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); 1195 usleep_range(100, 120); 1196 1197 /* Disable AUD_ZCD */ 1198 hp_zcd_disable(priv); 1199 1200 /* Disable headphone short-circuit protection */ 1201 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x3000); 1202 1203 /* Enable IBIST */ 1204 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 1205 1206 /* Set HP DR bias current optimization, 010: 6uA */ 1207 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); 1208 /* Set HP & ZCD bias current optimization */ 1209 /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ 1210 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 1211 /* Set HPP/N STB enhance circuits */ 1212 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4033); 1213 1214 /* Disable Pull-down HPL/R to AVSS28_AUD */ 1215 hp_pull_down(priv, false); 1216 1217 /* Enable HP driver bias circuits */ 1218 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30c0); 1219 /* Enable HP driver core circuits */ 1220 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f0); 1221 /* Enable HP main CMFB loop */ 1222 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0200); 1223 1224 /* Select CMFB resistor bulk to AC mode */ 1225 /* Selec HS/LO cap size (6.5pF default) */ 1226 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); 1227 1228 /* Enable HP main output stage */ 1229 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x0003); 1230 /* Enable HPR/L main output stage step by step */ 1231 hp_main_output_ramp(priv, true); 1232 1233 /* Set LO gain as minimum (~ -40dB) */ 1234 regmap_write(priv->regmap, MT6358_ZCD_CON1, DL_GAIN_N_40DB_REG); 1235 /* apply volume setting */ 1236 headset_volume_ramp(priv, 1237 DL_GAIN_N_10DB, 1238 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL]); 1239 1240 /* Set LO STB enhance circuits */ 1241 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0110); 1242 /* Enable LO driver bias circuits */ 1243 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0112); 1244 /* Enable LO driver core circuits */ 1245 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x0113); 1246 1247 /* Set LOL gain to normal gain step by step */ 1248 regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, 1249 RG_AUDLOLGAIN_MASK_SFT, 1250 priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTL] << 1251 RG_AUDLOLGAIN_SFT); 1252 regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, 1253 RG_AUDLORGAIN_MASK_SFT, 1254 priv->ana_gain[AUDIO_ANALOG_VOLUME_LINEOUTR] << 1255 RG_AUDLORGAIN_SFT); 1256 1257 /* Enable AUD_CLK */ 1258 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x1); 1259 /* Enable Audio DAC */ 1260 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x30f9); 1261 /* Enable low-noise mode of DAC */ 1262 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0201); 1263 /* Switch LOL MUX to audio DAC */ 1264 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON7, 0x011b); 1265 /* Switch HPL/R MUX to Line-out */ 1266 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x35f9); 1267 1268 return 0; 1269 } 1270 1271 static int mtk_hp_spk_disable(struct mt6358_priv *priv) 1272 { 1273 /* HPR/HPL mux to open */ 1274 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1275 0x0f00, 0x0000); 1276 /* LOL mux to open */ 1277 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, 1278 0x3 << 2, 0x0000); 1279 1280 /* Disable Audio DAC */ 1281 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1282 0x000f, 0x0000); 1283 1284 /* Disable AUD_CLK */ 1285 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 0x1, 0x0); 1286 1287 /* decrease HPL/R gain to normal gain step by step */ 1288 headset_volume_ramp(priv, 1289 priv->ana_gain[AUDIO_ANALOG_VOLUME_HPOUTL], 1290 DL_GAIN_N_40DB); 1291 1292 /* decrease LOL gain to minimum gain step by step */ 1293 regmap_update_bits(priv->regmap, MT6358_ZCD_CON1, 1294 DL_GAIN_REG_MASK, DL_GAIN_N_40DB_REG); 1295 1296 /* decrease HPR/L main output stage step by step */ 1297 hp_main_output_ramp(priv, false); 1298 1299 /* Disable HP main output stage */ 1300 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3, 0x0); 1301 1302 /* Short HP main output to HP aux output stage */ 1303 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fc3); 1304 /* Enable HP aux output stage */ 1305 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fcf); 1306 1307 /* Enable HP aux feedback loop */ 1308 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON1, 0x3fff); 1309 1310 /* Reduce HP aux feedback loop gain */ 1311 hp_aux_feedback_loop_gain_ramp(priv, false); 1312 1313 /* Disable HP driver core circuits */ 1314 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1315 0x3 << 4, 0x0); 1316 /* Disable LO driver core circuits */ 1317 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, 1318 0x1, 0x0); 1319 1320 /* Disable HP driver bias circuits */ 1321 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1322 0x3 << 6, 0x0); 1323 /* Disable LO driver bias circuits */ 1324 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, 1325 0x1 << 1, 0x0); 1326 1327 /* Disable HP aux CMFB loop */ 1328 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, 1329 0xff << 8, 0x0000); 1330 1331 /* Disable IBIST */ 1332 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, 1333 0x1 << 8, 0x1 << 8); 1334 /* Disable NV regulator (-1.2V) */ 1335 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x1, 0x0); 1336 /* Disable cap-less LDOs (1.5V) */ 1337 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 0x1055, 0x0); 1338 /* Disable NCP */ 1339 regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x1, 0x1); 1340 1341 /* Set HP CMFB gate rstb */ 1342 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON4, 1343 0x1 << 6, 0x0); 1344 /* disable Pull-down HPL/R to AVSS28_AUD */ 1345 hp_pull_down(priv, false); 1346 1347 return 0; 1348 } 1349 1350 static int mt_hp_event(struct snd_soc_dapm_widget *w, 1351 struct snd_kcontrol *kcontrol, 1352 int event) 1353 { 1354 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1355 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1356 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1357 int device = DEVICE_HP; 1358 1359 dev_info(priv->dev, "%s(), event 0x%x, dev_counter[DEV_HP] %d, mux %u\n", 1360 __func__, 1361 event, 1362 priv->dev_counter[device], 1363 mux); 1364 1365 switch (event) { 1366 case SND_SOC_DAPM_PRE_PMU: 1367 priv->dev_counter[device]++; 1368 if (priv->dev_counter[device] > 1) 1369 break; /* already enabled, do nothing */ 1370 else if (priv->dev_counter[device] <= 0) 1371 dev_warn(priv->dev, "%s(), dev_counter[DEV_HP] %d <= 0\n", 1372 __func__, 1373 priv->dev_counter[device]); 1374 1375 priv->mux_select[MUX_HP_L] = mux; 1376 1377 if (mux == HP_MUX_HP) 1378 mtk_hp_enable(priv); 1379 else if (mux == HP_MUX_HPSPK) 1380 mtk_hp_spk_enable(priv); 1381 break; 1382 case SND_SOC_DAPM_PRE_PMD: 1383 priv->dev_counter[device]--; 1384 if (priv->dev_counter[device] > 0) { 1385 break; /* still being used, don't close */ 1386 } else if (priv->dev_counter[device] < 0) { 1387 dev_warn(priv->dev, "%s(), dev_counter[DEV_HP] %d < 0\n", 1388 __func__, 1389 priv->dev_counter[device]); 1390 priv->dev_counter[device] = 0; 1391 break; 1392 } 1393 1394 if (priv->mux_select[MUX_HP_L] == HP_MUX_HP) 1395 mtk_hp_disable(priv); 1396 else if (priv->mux_select[MUX_HP_L] == HP_MUX_HPSPK) 1397 mtk_hp_spk_disable(priv); 1398 1399 priv->mux_select[MUX_HP_L] = mux; 1400 break; 1401 default: 1402 break; 1403 } 1404 1405 return 0; 1406 } 1407 1408 static int mt_rcv_event(struct snd_soc_dapm_widget *w, 1409 struct snd_kcontrol *kcontrol, 1410 int event) 1411 { 1412 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1413 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1414 1415 dev_info(priv->dev, "%s(), event 0x%x, mux %u\n", 1416 __func__, 1417 event, 1418 dapm_kcontrol_get_value(w->kcontrols[0])); 1419 1420 switch (event) { 1421 case SND_SOC_DAPM_PRE_PMU: 1422 /* Reduce ESD resistance of AU_REFN */ 1423 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON2, 0x4000); 1424 1425 /* Turn on DA_600K_NCP_VA18 */ 1426 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON1, 0x0001); 1427 /* Set NCP clock as 604kHz // 26MHz/43 = 604KHz */ 1428 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON2, 0x002c); 1429 /* Toggle RG_DIVCKS_CHG */ 1430 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON0, 0x0001); 1431 /* Set NCP soft start mode as default mode: 100us */ 1432 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON4, 0x0003); 1433 /* Enable NCP */ 1434 regmap_write(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 0x0000); 1435 usleep_range(250, 270); 1436 1437 /* Enable cap-less LDOs (1.5V) */ 1438 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1439 0x1055, 0x1055); 1440 /* Enable NV regulator (-1.2V) */ 1441 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON15, 0x0001); 1442 usleep_range(100, 120); 1443 1444 /* Disable AUD_ZCD */ 1445 hp_zcd_disable(priv); 1446 1447 /* Disable handset short-circuit protection */ 1448 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0010); 1449 1450 /* Enable IBIST */ 1451 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 1452 /* Set HP DR bias current optimization, 010: 6uA */ 1453 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON11, 0x4900); 1454 /* Set HP & ZCD bias current optimization */ 1455 /* 01: ZCD: 4uA, HP/HS/LO: 5uA */ 1456 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON12, 0x0055); 1457 /* Set HS STB enhance circuits */ 1458 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0090); 1459 1460 /* Disable HP main CMFB loop */ 1461 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0000); 1462 /* Select CMFB resistor bulk to AC mode */ 1463 /* Selec HS/LO cap size (6.5pF default) */ 1464 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON10, 0x0000); 1465 1466 /* Enable HS driver bias circuits */ 1467 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0092); 1468 /* Enable HS driver core circuits */ 1469 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x0093); 1470 1471 /* Enable AUD_CLK */ 1472 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 1473 0x1, 0x1); 1474 1475 /* Enable Audio DAC */ 1476 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON0, 0x0009); 1477 /* Enable low-noise mode of DAC */ 1478 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON9, 0x0001); 1479 /* Switch HS MUX to audio DAC */ 1480 regmap_write(priv->regmap, MT6358_AUDDEC_ANA_CON6, 0x009b); 1481 break; 1482 case SND_SOC_DAPM_PRE_PMD: 1483 /* HS mux to open */ 1484 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, 1485 RG_AUDHSMUXINPUTSEL_VAUDP15_MASK_SFT, 1486 RCV_MUX_OPEN); 1487 1488 /* Disable Audio DAC */ 1489 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 1490 0x000f, 0x0000); 1491 1492 /* Disable AUD_CLK */ 1493 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 1494 0x1, 0x0); 1495 1496 /* decrease HS gain to minimum gain step by step */ 1497 regmap_write(priv->regmap, MT6358_ZCD_CON3, DL_GAIN_N_40DB); 1498 1499 /* Disable HS driver core circuits */ 1500 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, 1501 0x1, 0x0); 1502 1503 /* Disable HS driver bias circuits */ 1504 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, 1505 0x1 << 1, 0x0000); 1506 1507 /* Disable HP aux CMFB loop */ 1508 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, 1509 0xff << 8, 0x0); 1510 1511 /* Enable HP main CMFB Switch */ 1512 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON9, 1513 0xff << 8, 0x2 << 8); 1514 1515 /* Disable IBIST */ 1516 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON12, 1517 0x1 << 8, 0x1 << 8); 1518 1519 /* Disable NV regulator (-1.2V) */ 1520 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON15, 1521 0x1, 0x0); 1522 /* Disable cap-less LDOs (1.5V) */ 1523 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1524 0x1055, 0x0); 1525 /* Disable NCP */ 1526 regmap_update_bits(priv->regmap, MT6358_AUDNCP_CLKDIV_CON3, 1527 0x1, 0x1); 1528 break; 1529 default: 1530 break; 1531 } 1532 1533 return 0; 1534 } 1535 1536 static int mt_aif_out_event(struct snd_soc_dapm_widget *w, 1537 struct snd_kcontrol *kcontrol, 1538 int event) 1539 { 1540 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1541 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1542 1543 dev_dbg(priv->dev, "%s(), event 0x%x, rate %d\n", 1544 __func__, event, priv->ul_rate); 1545 1546 switch (event) { 1547 case SND_SOC_DAPM_PRE_PMU: 1548 capture_gpio_set(priv); 1549 break; 1550 case SND_SOC_DAPM_POST_PMD: 1551 capture_gpio_reset(priv); 1552 break; 1553 default: 1554 break; 1555 } 1556 1557 return 0; 1558 } 1559 1560 static int mt_adc_supply_event(struct snd_soc_dapm_widget *w, 1561 struct snd_kcontrol *kcontrol, 1562 int event) 1563 { 1564 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1565 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1566 1567 dev_dbg(priv->dev, "%s(), event 0x%x\n", 1568 __func__, event); 1569 1570 switch (event) { 1571 case SND_SOC_DAPM_PRE_PMU: 1572 /* Enable audio ADC CLKGEN */ 1573 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 1574 0x1 << 5, 0x1 << 5); 1575 /* ADC CLK from CLKGEN (13MHz) */ 1576 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON3, 1577 0x0000); 1578 /* Enable LCLDO_ENC 1P8V */ 1579 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1580 0x2500, 0x0100); 1581 /* LCLDO_ENC remote sense */ 1582 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1583 0x2500, 0x2500); 1584 break; 1585 case SND_SOC_DAPM_POST_PMD: 1586 /* LCLDO_ENC remote sense off */ 1587 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1588 0x2500, 0x0100); 1589 /* disable LCLDO_ENC 1P8V */ 1590 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON14, 1591 0x2500, 0x0000); 1592 1593 /* ADC CLK from CLKGEN (13MHz) */ 1594 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON3, 0x0000); 1595 /* disable audio ADC CLKGEN */ 1596 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON13, 1597 0x1 << 5, 0x0 << 5); 1598 break; 1599 default: 1600 break; 1601 } 1602 1603 return 0; 1604 } 1605 1606 static int mt6358_amic_enable(struct mt6358_priv *priv) 1607 { 1608 unsigned int mic_type = priv->mux_select[MUX_MIC_TYPE]; 1609 unsigned int mux_pga_l = priv->mux_select[MUX_PGA_L]; 1610 unsigned int mux_pga_r = priv->mux_select[MUX_PGA_R]; 1611 1612 dev_info(priv->dev, "%s(), mux, mic %u, pga l %u, pga r %u\n", 1613 __func__, mic_type, mux_pga_l, mux_pga_r); 1614 1615 if (IS_DCC_BASE(mic_type)) { 1616 /* DCC 50k CLK (from 26M) */ 1617 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); 1618 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); 1619 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2060); 1620 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2061); 1621 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG1, 0x0100); 1622 } 1623 1624 /* mic bias 0 */ 1625 if (mux_pga_l == PGA_MUX_AIN0 || mux_pga_l == PGA_MUX_AIN2 || 1626 mux_pga_r == PGA_MUX_AIN0 || mux_pga_r == PGA_MUX_AIN2) { 1627 switch (mic_type) { 1628 case MIC_TYPE_MUX_DCC_ECM_DIFF: 1629 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 1630 0xff00, 0x7700); 1631 break; 1632 case MIC_TYPE_MUX_DCC_ECM_SINGLE: 1633 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 1634 0xff00, 0x1100); 1635 break; 1636 default: 1637 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 1638 0xff00, 0x0000); 1639 break; 1640 } 1641 /* Enable MICBIAS0, MISBIAS0 = 1P9V */ 1642 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON9, 1643 0xff, 0x21); 1644 } 1645 1646 /* mic bias 1 */ 1647 if (mux_pga_l == PGA_MUX_AIN1 || mux_pga_r == PGA_MUX_AIN1) { 1648 /* Enable MICBIAS1, MISBIAS1 = 2P6V */ 1649 if (mic_type == MIC_TYPE_MUX_DCC_ECM_SINGLE) 1650 regmap_write(priv->regmap, 1651 MT6358_AUDENC_ANA_CON10, 0x0161); 1652 else 1653 regmap_write(priv->regmap, 1654 MT6358_AUDENC_ANA_CON10, 0x0061); 1655 } 1656 1657 if (IS_DCC_BASE(mic_type)) { 1658 /* Audio L/R preamplifier DCC precharge */ 1659 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1660 0xf8ff, 0x0004); 1661 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1662 0xf8ff, 0x0004); 1663 } else { 1664 /* reset reg */ 1665 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1666 0xf8ff, 0x0000); 1667 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1668 0xf8ff, 0x0000); 1669 } 1670 1671 if (mux_pga_l != PGA_MUX_NONE) { 1672 /* L preamplifier input sel */ 1673 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1674 RG_AUDPREAMPLINPUTSEL_MASK_SFT, 1675 mux_pga_l << RG_AUDPREAMPLINPUTSEL_SFT); 1676 1677 /* L preamplifier enable */ 1678 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1679 RG_AUDPREAMPLON_MASK_SFT, 1680 0x1 << RG_AUDPREAMPLON_SFT); 1681 1682 if (IS_DCC_BASE(mic_type)) { 1683 /* L preamplifier DCCEN */ 1684 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1685 RG_AUDPREAMPLDCCEN_MASK_SFT, 1686 0x1 << RG_AUDPREAMPLDCCEN_SFT); 1687 } 1688 1689 /* L ADC input sel : L PGA. Enable audio L ADC */ 1690 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1691 RG_AUDADCLINPUTSEL_MASK_SFT, 1692 ADC_MUX_PREAMPLIFIER << 1693 RG_AUDADCLINPUTSEL_SFT); 1694 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1695 RG_AUDADCLPWRUP_MASK_SFT, 1696 0x1 << RG_AUDADCLPWRUP_SFT); 1697 } 1698 1699 if (mux_pga_r != PGA_MUX_NONE) { 1700 /* R preamplifier input sel */ 1701 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1702 RG_AUDPREAMPRINPUTSEL_MASK_SFT, 1703 mux_pga_r << RG_AUDPREAMPRINPUTSEL_SFT); 1704 1705 /* R preamplifier enable */ 1706 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1707 RG_AUDPREAMPRON_MASK_SFT, 1708 0x1 << RG_AUDPREAMPRON_SFT); 1709 1710 if (IS_DCC_BASE(mic_type)) { 1711 /* R preamplifier DCCEN */ 1712 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1713 RG_AUDPREAMPRDCCEN_MASK_SFT, 1714 0x1 << RG_AUDPREAMPRDCCEN_SFT); 1715 } 1716 1717 /* R ADC input sel : R PGA. Enable audio R ADC */ 1718 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1719 RG_AUDADCRINPUTSEL_MASK_SFT, 1720 ADC_MUX_PREAMPLIFIER << 1721 RG_AUDADCRINPUTSEL_SFT); 1722 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1723 RG_AUDADCRPWRUP_MASK_SFT, 1724 0x1 << RG_AUDADCRPWRUP_SFT); 1725 } 1726 1727 if (IS_DCC_BASE(mic_type)) { 1728 usleep_range(100, 150); 1729 /* Audio L preamplifier DCC precharge off */ 1730 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1731 RG_AUDPREAMPLDCPRECHARGE_MASK_SFT, 0x0); 1732 /* Audio R preamplifier DCC precharge off */ 1733 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1734 RG_AUDPREAMPRDCPRECHARGE_MASK_SFT, 0x0); 1735 1736 /* Short body to ground in PGA */ 1737 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON3, 1738 0x1 << 12, 0x0); 1739 } 1740 1741 /* here to set digital part */ 1742 mt6358_mtkaif_tx_enable(priv); 1743 1744 /* UL dmic setting off */ 1745 regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0000); 1746 1747 /* UL turn on */ 1748 regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 0x0001); 1749 1750 return 0; 1751 } 1752 1753 static void mt6358_amic_disable(struct mt6358_priv *priv) 1754 { 1755 unsigned int mic_type = priv->mux_select[MUX_MIC_TYPE]; 1756 unsigned int mux_pga_l = priv->mux_select[MUX_PGA_L]; 1757 unsigned int mux_pga_r = priv->mux_select[MUX_PGA_R]; 1758 1759 dev_info(priv->dev, "%s(), mux, mic %u, pga l %u, pga r %u\n", 1760 __func__, mic_type, mux_pga_l, mux_pga_r); 1761 1762 /* UL turn off */ 1763 regmap_update_bits(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 1764 0x0001, 0x0000); 1765 1766 /* disable aud_pad TX fifos */ 1767 mt6358_mtkaif_tx_disable(priv); 1768 1769 /* L ADC input sel : off, disable L ADC */ 1770 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1771 0xf000, 0x0000); 1772 /* L preamplifier DCCEN */ 1773 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1774 0x1 << 1, 0x0); 1775 /* L preamplifier input sel : off, L PGA 0 dB gain */ 1776 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1777 0xfffb, 0x0000); 1778 1779 /* disable L preamplifier DCC precharge */ 1780 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1781 0x1 << 2, 0x0); 1782 1783 /* R ADC input sel : off, disable R ADC */ 1784 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1785 0xf000, 0x0000); 1786 /* R preamplifier DCCEN */ 1787 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1788 0x1 << 1, 0x0); 1789 /* R preamplifier input sel : off, R PGA 0 dB gain */ 1790 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1791 0x0ffb, 0x0000); 1792 1793 /* disable R preamplifier DCC precharge */ 1794 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1795 0x1 << 2, 0x0); 1796 1797 /* mic bias */ 1798 /* Disable MICBIAS0, MISBIAS0 = 1P7V */ 1799 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0000); 1800 1801 /* Disable MICBIAS1 */ 1802 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, 1803 0x0001, 0x0000); 1804 1805 if (IS_DCC_BASE(mic_type)) { 1806 /* dcclk_gen_on=1'b0 */ 1807 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2060); 1808 /* dcclk_pdn=1'b1 */ 1809 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); 1810 /* dcclk_ref_ck_sel=2'b00 */ 1811 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); 1812 /* dcclk_div=11'b00100000011 */ 1813 regmap_write(priv->regmap, MT6358_AFE_DCCLK_CFG0, 0x2062); 1814 } 1815 } 1816 1817 static int mt6358_dmic_enable(struct mt6358_priv *priv) 1818 { 1819 dev_info(priv->dev, "%s()\n", __func__); 1820 1821 /* mic bias */ 1822 /* Enable MICBIAS0, MISBIAS0 = 1P9V */ 1823 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0021); 1824 1825 /* RG_BANDGAPGEN=1'b0 */ 1826 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, 1827 0x1 << 12, 0x0); 1828 1829 /* DMIC enable */ 1830 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON8, 0x0005); 1831 1832 /* here to set digital part */ 1833 mt6358_mtkaif_tx_enable(priv); 1834 1835 /* UL dmic setting */ 1836 if (priv->dmic_one_wire_mode) 1837 regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0400); 1838 else 1839 regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_H, 0x0080); 1840 1841 /* UL turn on */ 1842 regmap_write(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 0x0003); 1843 1844 /* Prevent pop noise form dmic hw */ 1845 msleep(100); 1846 1847 return 0; 1848 } 1849 1850 static void mt6358_dmic_disable(struct mt6358_priv *priv) 1851 { 1852 dev_info(priv->dev, "%s()\n", __func__); 1853 1854 /* UL turn off */ 1855 regmap_update_bits(priv->regmap, MT6358_AFE_UL_SRC_CON0_L, 1856 0x0003, 0x0000); 1857 1858 /* disable aud_pad TX fifos */ 1859 mt6358_mtkaif_tx_disable(priv); 1860 1861 /* DMIC disable */ 1862 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON8, 0x0000); 1863 1864 /* mic bias */ 1865 /* MISBIAS0 = 1P7V */ 1866 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0001); 1867 1868 /* RG_BANDGAPGEN=1'b0 */ 1869 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON10, 1870 0x1 << 12, 0x0); 1871 1872 /* MICBIA0 disable */ 1873 regmap_write(priv->regmap, MT6358_AUDENC_ANA_CON9, 0x0000); 1874 } 1875 1876 static void mt6358_restore_pga(struct mt6358_priv *priv) 1877 { 1878 unsigned int gain_l, gain_r; 1879 1880 gain_l = priv->ana_gain[AUDIO_ANALOG_VOLUME_MICAMP1]; 1881 gain_r = priv->ana_gain[AUDIO_ANALOG_VOLUME_MICAMP2]; 1882 1883 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON0, 1884 RG_AUDPREAMPLGAIN_MASK_SFT, 1885 gain_l << RG_AUDPREAMPLGAIN_SFT); 1886 regmap_update_bits(priv->regmap, MT6358_AUDENC_ANA_CON1, 1887 RG_AUDPREAMPRGAIN_MASK_SFT, 1888 gain_r << RG_AUDPREAMPRGAIN_SFT); 1889 } 1890 1891 static int mt_mic_type_event(struct snd_soc_dapm_widget *w, 1892 struct snd_kcontrol *kcontrol, 1893 int event) 1894 { 1895 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1896 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1897 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1898 1899 dev_dbg(priv->dev, "%s(), event 0x%x, mux %u\n", 1900 __func__, event, mux); 1901 1902 switch (event) { 1903 case SND_SOC_DAPM_WILL_PMU: 1904 priv->mux_select[MUX_MIC_TYPE] = mux; 1905 break; 1906 case SND_SOC_DAPM_PRE_PMU: 1907 switch (mux) { 1908 case MIC_TYPE_MUX_DMIC: 1909 mt6358_dmic_enable(priv); 1910 break; 1911 default: 1912 mt6358_amic_enable(priv); 1913 break; 1914 } 1915 mt6358_restore_pga(priv); 1916 1917 break; 1918 case SND_SOC_DAPM_POST_PMD: 1919 switch (priv->mux_select[MUX_MIC_TYPE]) { 1920 case MIC_TYPE_MUX_DMIC: 1921 mt6358_dmic_disable(priv); 1922 break; 1923 default: 1924 mt6358_amic_disable(priv); 1925 break; 1926 } 1927 1928 priv->mux_select[MUX_MIC_TYPE] = mux; 1929 break; 1930 default: 1931 break; 1932 } 1933 1934 return 0; 1935 } 1936 1937 static int mt_adc_l_event(struct snd_soc_dapm_widget *w, 1938 struct snd_kcontrol *kcontrol, 1939 int event) 1940 { 1941 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1942 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1943 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1944 1945 dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", 1946 __func__, event, mux); 1947 1948 priv->mux_select[MUX_ADC_L] = mux; 1949 1950 return 0; 1951 } 1952 1953 static int mt_adc_r_event(struct snd_soc_dapm_widget *w, 1954 struct snd_kcontrol *kcontrol, 1955 int event) 1956 { 1957 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1958 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1959 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1960 1961 dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", 1962 __func__, event, mux); 1963 1964 priv->mux_select[MUX_ADC_R] = mux; 1965 1966 return 0; 1967 } 1968 1969 static int mt_pga_left_event(struct snd_soc_dapm_widget *w, 1970 struct snd_kcontrol *kcontrol, 1971 int event) 1972 { 1973 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1974 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1975 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1976 1977 dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", 1978 __func__, event, mux); 1979 1980 priv->mux_select[MUX_PGA_L] = mux; 1981 1982 return 0; 1983 } 1984 1985 static int mt_pga_right_event(struct snd_soc_dapm_widget *w, 1986 struct snd_kcontrol *kcontrol, 1987 int event) 1988 { 1989 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); 1990 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 1991 unsigned int mux = dapm_kcontrol_get_value(w->kcontrols[0]); 1992 1993 dev_dbg(priv->dev, "%s(), event = 0x%x, mux %u\n", 1994 __func__, event, mux); 1995 1996 priv->mux_select[MUX_PGA_R] = mux; 1997 1998 return 0; 1999 } 2000 2001 static int mt_delay_250_event(struct snd_soc_dapm_widget *w, 2002 struct snd_kcontrol *kcontrol, 2003 int event) 2004 { 2005 switch (event) { 2006 case SND_SOC_DAPM_POST_PMU: 2007 usleep_range(250, 270); 2008 break; 2009 case SND_SOC_DAPM_PRE_PMD: 2010 usleep_range(250, 270); 2011 break; 2012 default: 2013 break; 2014 } 2015 2016 return 0; 2017 } 2018 2019 /* DAPM Widgets */ 2020 static const struct snd_soc_dapm_widget mt6358_dapm_widgets[] = { 2021 /* Global Supply*/ 2022 SND_SOC_DAPM_SUPPLY_S("CLK_BUF", SUPPLY_SEQ_CLK_BUF, 2023 MT6358_DCXO_CW14, 2024 RG_XO_AUDIO_EN_M_SFT, 0, NULL, 0), 2025 SND_SOC_DAPM_SUPPLY_S("AUDGLB", SUPPLY_SEQ_AUD_GLB, 2026 MT6358_AUDDEC_ANA_CON13, 2027 RG_AUDGLB_PWRDN_VA28_SFT, 1, NULL, 0), 2028 SND_SOC_DAPM_SUPPLY_S("CLKSQ Audio", SUPPLY_SEQ_CLKSQ, 2029 MT6358_AUDENC_ANA_CON6, 2030 RG_CLKSQ_EN_SFT, 0, 2031 mt_clksq_event, 2032 SND_SOC_DAPM_PRE_PMU), 2033 SND_SOC_DAPM_SUPPLY_S("AUDNCP_CK", SUPPLY_SEQ_TOP_CK, 2034 MT6358_AUD_TOP_CKPDN_CON0, 2035 RG_AUDNCP_CK_PDN_SFT, 1, NULL, 0), 2036 SND_SOC_DAPM_SUPPLY_S("ZCD13M_CK", SUPPLY_SEQ_TOP_CK, 2037 MT6358_AUD_TOP_CKPDN_CON0, 2038 RG_ZCD13M_CK_PDN_SFT, 1, NULL, 0), 2039 SND_SOC_DAPM_SUPPLY_S("AUD_CK", SUPPLY_SEQ_TOP_CK_LAST, 2040 MT6358_AUD_TOP_CKPDN_CON0, 2041 RG_AUD_CK_PDN_SFT, 1, 2042 mt_delay_250_event, 2043 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 2044 SND_SOC_DAPM_SUPPLY_S("AUDIF_CK", SUPPLY_SEQ_TOP_CK, 2045 MT6358_AUD_TOP_CKPDN_CON0, 2046 RG_AUDIF_CK_PDN_SFT, 1, NULL, 0), 2047 2048 /* Digital Clock */ 2049 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_AFE_CTL", SUPPLY_SEQ_AUD_TOP_LAST, 2050 MT6358_AUDIO_TOP_CON0, 2051 PDN_AFE_CTL_SFT, 1, 2052 mt_delay_250_event, 2053 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 2054 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_DAC_CTL", SUPPLY_SEQ_AUD_TOP, 2055 MT6358_AUDIO_TOP_CON0, 2056 PDN_DAC_CTL_SFT, 1, NULL, 0), 2057 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_ADC_CTL", SUPPLY_SEQ_AUD_TOP, 2058 MT6358_AUDIO_TOP_CON0, 2059 PDN_ADC_CTL_SFT, 1, NULL, 0), 2060 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_I2S_DL", SUPPLY_SEQ_AUD_TOP, 2061 MT6358_AUDIO_TOP_CON0, 2062 PDN_I2S_DL_CTL_SFT, 1, NULL, 0), 2063 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PWR_CLK", SUPPLY_SEQ_AUD_TOP, 2064 MT6358_AUDIO_TOP_CON0, 2065 PWR_CLK_DIS_CTL_SFT, 1, NULL, 0), 2066 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_AFE_TESTMODEL", SUPPLY_SEQ_AUD_TOP, 2067 MT6358_AUDIO_TOP_CON0, 2068 PDN_AFE_TESTMODEL_CTL_SFT, 1, NULL, 0), 2069 SND_SOC_DAPM_SUPPLY_S("AUDIO_TOP_PDN_RESERVED", SUPPLY_SEQ_AUD_TOP, 2070 MT6358_AUDIO_TOP_CON0, 2071 PDN_RESERVED_SFT, 1, NULL, 0), 2072 2073 SND_SOC_DAPM_SUPPLY("DL Digital Clock", SND_SOC_NOPM, 2074 0, 0, NULL, 0), 2075 2076 /* AFE ON */ 2077 SND_SOC_DAPM_SUPPLY_S("AFE_ON", SUPPLY_SEQ_AFE, 2078 MT6358_AFE_UL_DL_CON0, AFE_ON_SFT, 0, 2079 NULL, 0), 2080 2081 /* AIF Rx*/ 2082 SND_SOC_DAPM_AIF_IN_E("AIF_RX", "AIF1 Playback", 0, 2083 MT6358_AFE_DL_SRC2_CON0_L, 2084 DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0, 2085 mt_aif_in_event, 2086 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 2087 2088 /* DL Supply */ 2089 SND_SOC_DAPM_SUPPLY("DL Power Supply", SND_SOC_NOPM, 2090 0, 0, NULL, 0), 2091 2092 /* DAC */ 2093 SND_SOC_DAPM_MUX("DAC In Mux", SND_SOC_NOPM, 0, 0, &dac_in_mux_control), 2094 2095 SND_SOC_DAPM_DAC("DACL", NULL, SND_SOC_NOPM, 0, 0), 2096 2097 SND_SOC_DAPM_DAC("DACR", NULL, SND_SOC_NOPM, 0, 0), 2098 2099 /* LOL */ 2100 SND_SOC_DAPM_MUX("LOL Mux", SND_SOC_NOPM, 0, 0, &lo_in_mux_control), 2101 2102 SND_SOC_DAPM_SUPPLY("LO Stability Enh", MT6358_AUDDEC_ANA_CON7, 2103 RG_LOOUTPUTSTBENH_VAUDP15_SFT, 0, NULL, 0), 2104 2105 SND_SOC_DAPM_OUT_DRV("LOL Buffer", MT6358_AUDDEC_ANA_CON7, 2106 RG_AUDLOLPWRUP_VAUDP15_SFT, 0, NULL, 0), 2107 2108 /* Headphone */ 2109 SND_SOC_DAPM_MUX_E("HPL Mux", SND_SOC_NOPM, 0, 0, 2110 &hpl_in_mux_control, 2111 mt_hp_event, 2112 SND_SOC_DAPM_PRE_PMU | 2113 SND_SOC_DAPM_PRE_PMD), 2114 2115 SND_SOC_DAPM_MUX_E("HPR Mux", SND_SOC_NOPM, 0, 0, 2116 &hpr_in_mux_control, 2117 mt_hp_event, 2118 SND_SOC_DAPM_PRE_PMU | 2119 SND_SOC_DAPM_PRE_PMD), 2120 2121 /* Receiver */ 2122 SND_SOC_DAPM_MUX_E("RCV Mux", SND_SOC_NOPM, 0, 0, 2123 &rcv_in_mux_control, 2124 mt_rcv_event, 2125 SND_SOC_DAPM_PRE_PMU | 2126 SND_SOC_DAPM_PRE_PMD), 2127 2128 /* Outputs */ 2129 SND_SOC_DAPM_OUTPUT("Receiver"), 2130 SND_SOC_DAPM_OUTPUT("Headphone L"), 2131 SND_SOC_DAPM_OUTPUT("Headphone R"), 2132 SND_SOC_DAPM_OUTPUT("Headphone L Ext Spk Amp"), 2133 SND_SOC_DAPM_OUTPUT("Headphone R Ext Spk Amp"), 2134 SND_SOC_DAPM_OUTPUT("LINEOUT L"), 2135 SND_SOC_DAPM_OUTPUT("LINEOUT L HSSPK"), 2136 2137 /* SGEN */ 2138 SND_SOC_DAPM_SUPPLY("SGEN DL Enable", MT6358_AFE_SGEN_CFG0, 2139 SGEN_DAC_EN_CTL_SFT, 0, NULL, 0), 2140 SND_SOC_DAPM_SUPPLY("SGEN MUTE", MT6358_AFE_SGEN_CFG0, 2141 SGEN_MUTE_SW_CTL_SFT, 1, 2142 mt_sgen_event, 2143 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 2144 SND_SOC_DAPM_SUPPLY("SGEN DL SRC", MT6358_AFE_DL_SRC2_CON0_L, 2145 DL_2_SRC_ON_TMP_CTL_PRE_SFT, 0, NULL, 0), 2146 2147 SND_SOC_DAPM_INPUT("SGEN DL"), 2148 2149 /* Uplinks */ 2150 SND_SOC_DAPM_AIF_OUT_E("AIF1TX", "AIF1 Capture", 0, 2151 SND_SOC_NOPM, 0, 0, 2152 mt_aif_out_event, 2153 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 2154 2155 SND_SOC_DAPM_SUPPLY_S("ADC Supply", SUPPLY_SEQ_ADC_SUPPLY, 2156 SND_SOC_NOPM, 0, 0, 2157 mt_adc_supply_event, 2158 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), 2159 2160 /* Uplinks MUX */ 2161 SND_SOC_DAPM_MUX("AIF Out Mux", SND_SOC_NOPM, 0, 0, 2162 &aif_out_mux_control), 2163 2164 SND_SOC_DAPM_MUX_E("Mic Type Mux", SND_SOC_NOPM, 0, 0, 2165 &mic_type_mux_control, 2166 mt_mic_type_event, 2167 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD | 2168 SND_SOC_DAPM_WILL_PMU), 2169 2170 SND_SOC_DAPM_MUX_E("ADC L Mux", SND_SOC_NOPM, 0, 0, 2171 &adc_left_mux_control, 2172 mt_adc_l_event, 2173 SND_SOC_DAPM_WILL_PMU), 2174 SND_SOC_DAPM_MUX_E("ADC R Mux", SND_SOC_NOPM, 0, 0, 2175 &adc_right_mux_control, 2176 mt_adc_r_event, 2177 SND_SOC_DAPM_WILL_PMU), 2178 2179 SND_SOC_DAPM_ADC("ADC L", NULL, SND_SOC_NOPM, 0, 0), 2180 SND_SOC_DAPM_ADC("ADC R", NULL, SND_SOC_NOPM, 0, 0), 2181 2182 SND_SOC_DAPM_MUX_E("PGA L Mux", SND_SOC_NOPM, 0, 0, 2183 &pga_left_mux_control, 2184 mt_pga_left_event, 2185 SND_SOC_DAPM_WILL_PMU), 2186 SND_SOC_DAPM_MUX_E("PGA R Mux", SND_SOC_NOPM, 0, 0, 2187 &pga_right_mux_control, 2188 mt_pga_right_event, 2189 SND_SOC_DAPM_WILL_PMU), 2190 2191 SND_SOC_DAPM_PGA("PGA L", SND_SOC_NOPM, 0, 0, NULL, 0), 2192 SND_SOC_DAPM_PGA("PGA R", SND_SOC_NOPM, 0, 0, NULL, 0), 2193 2194 /* UL input */ 2195 SND_SOC_DAPM_INPUT("AIN0"), 2196 SND_SOC_DAPM_INPUT("AIN1"), 2197 SND_SOC_DAPM_INPUT("AIN2"), 2198 }; 2199 2200 static const struct snd_soc_dapm_route mt6358_dapm_routes[] = { 2201 /* Capture */ 2202 {"AIF1TX", NULL, "AIF Out Mux"}, 2203 {"AIF1TX", NULL, "CLK_BUF"}, 2204 {"AIF1TX", NULL, "AUDGLB"}, 2205 {"AIF1TX", NULL, "CLKSQ Audio"}, 2206 2207 {"AIF1TX", NULL, "AUD_CK"}, 2208 {"AIF1TX", NULL, "AUDIF_CK"}, 2209 2210 {"AIF1TX", NULL, "AUDIO_TOP_AFE_CTL"}, 2211 {"AIF1TX", NULL, "AUDIO_TOP_ADC_CTL"}, 2212 {"AIF1TX", NULL, "AUDIO_TOP_PWR_CLK"}, 2213 {"AIF1TX", NULL, "AUDIO_TOP_PDN_RESERVED"}, 2214 {"AIF1TX", NULL, "AUDIO_TOP_I2S_DL"}, 2215 2216 {"AIF1TX", NULL, "AFE_ON"}, 2217 2218 {"AIF Out Mux", NULL, "Mic Type Mux"}, 2219 2220 {"Mic Type Mux", "ACC", "ADC L"}, 2221 {"Mic Type Mux", "ACC", "ADC R"}, 2222 {"Mic Type Mux", "DCC", "ADC L"}, 2223 {"Mic Type Mux", "DCC", "ADC R"}, 2224 {"Mic Type Mux", "DCC_ECM_DIFF", "ADC L"}, 2225 {"Mic Type Mux", "DCC_ECM_DIFF", "ADC R"}, 2226 {"Mic Type Mux", "DCC_ECM_SINGLE", "ADC L"}, 2227 {"Mic Type Mux", "DCC_ECM_SINGLE", "ADC R"}, 2228 {"Mic Type Mux", "DMIC", "AIN0"}, 2229 {"Mic Type Mux", "DMIC", "AIN2"}, 2230 2231 {"ADC L", NULL, "ADC L Mux"}, 2232 {"ADC L", NULL, "ADC Supply"}, 2233 {"ADC R", NULL, "ADC R Mux"}, 2234 {"ADC R", NULL, "ADC Supply"}, 2235 2236 {"ADC L Mux", "Left Preamplifier", "PGA L"}, 2237 2238 {"ADC R Mux", "Right Preamplifier", "PGA R"}, 2239 2240 {"PGA L", NULL, "PGA L Mux"}, 2241 {"PGA R", NULL, "PGA R Mux"}, 2242 2243 {"PGA L Mux", "AIN0", "AIN0"}, 2244 {"PGA L Mux", "AIN1", "AIN1"}, 2245 {"PGA L Mux", "AIN2", "AIN2"}, 2246 2247 {"PGA R Mux", "AIN0", "AIN0"}, 2248 {"PGA R Mux", "AIN1", "AIN1"}, 2249 {"PGA R Mux", "AIN2", "AIN2"}, 2250 2251 /* DL Supply */ 2252 {"DL Power Supply", NULL, "CLK_BUF"}, 2253 {"DL Power Supply", NULL, "AUDGLB"}, 2254 {"DL Power Supply", NULL, "CLKSQ Audio"}, 2255 2256 {"DL Power Supply", NULL, "AUDNCP_CK"}, 2257 {"DL Power Supply", NULL, "ZCD13M_CK"}, 2258 {"DL Power Supply", NULL, "AUD_CK"}, 2259 {"DL Power Supply", NULL, "AUDIF_CK"}, 2260 2261 /* DL Digital Supply */ 2262 {"DL Digital Clock", NULL, "AUDIO_TOP_AFE_CTL"}, 2263 {"DL Digital Clock", NULL, "AUDIO_TOP_DAC_CTL"}, 2264 {"DL Digital Clock", NULL, "AUDIO_TOP_PWR_CLK"}, 2265 2266 {"DL Digital Clock", NULL, "AFE_ON"}, 2267 2268 {"AIF_RX", NULL, "DL Digital Clock"}, 2269 2270 /* DL Path */ 2271 {"DAC In Mux", "Normal Path", "AIF_RX"}, 2272 2273 {"DAC In Mux", "Sgen", "SGEN DL"}, 2274 {"SGEN DL", NULL, "SGEN DL SRC"}, 2275 {"SGEN DL", NULL, "SGEN MUTE"}, 2276 {"SGEN DL", NULL, "SGEN DL Enable"}, 2277 {"SGEN DL", NULL, "DL Digital Clock"}, 2278 {"SGEN DL", NULL, "AUDIO_TOP_PDN_AFE_TESTMODEL"}, 2279 2280 {"DACL", NULL, "DAC In Mux"}, 2281 {"DACL", NULL, "DL Power Supply"}, 2282 2283 {"DACR", NULL, "DAC In Mux"}, 2284 {"DACR", NULL, "DL Power Supply"}, 2285 2286 /* Lineout Path */ 2287 {"LOL Mux", "Playback", "DACL"}, 2288 2289 {"LOL Buffer", NULL, "LOL Mux"}, 2290 {"LOL Buffer", NULL, "LO Stability Enh"}, 2291 2292 {"LINEOUT L", NULL, "LOL Buffer"}, 2293 2294 /* Headphone Path */ 2295 {"HPL Mux", "Audio Playback", "DACL"}, 2296 {"HPR Mux", "Audio Playback", "DACR"}, 2297 {"HPL Mux", "HP Impedance", "DACL"}, 2298 {"HPR Mux", "HP Impedance", "DACR"}, 2299 {"HPL Mux", "LoudSPK Playback", "DACL"}, 2300 {"HPR Mux", "LoudSPK Playback", "DACR"}, 2301 2302 {"Headphone L", NULL, "HPL Mux"}, 2303 {"Headphone R", NULL, "HPR Mux"}, 2304 {"Headphone L Ext Spk Amp", NULL, "HPL Mux"}, 2305 {"Headphone R Ext Spk Amp", NULL, "HPR Mux"}, 2306 {"LINEOUT L HSSPK", NULL, "HPL Mux"}, 2307 2308 /* Receiver Path */ 2309 {"RCV Mux", "Voice Playback", "DACL"}, 2310 {"Receiver", NULL, "RCV Mux"}, 2311 }; 2312 2313 static int mt6358_codec_dai_hw_params(struct snd_pcm_substream *substream, 2314 struct snd_pcm_hw_params *params, 2315 struct snd_soc_dai *dai) 2316 { 2317 struct snd_soc_component *cmpnt = dai->component; 2318 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 2319 unsigned int rate = params_rate(params); 2320 2321 dev_info(priv->dev, "%s(), substream->stream %d, rate %d, number %d\n", 2322 __func__, 2323 substream->stream, 2324 rate, 2325 substream->number); 2326 2327 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 2328 priv->dl_rate = rate; 2329 else if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) 2330 priv->ul_rate = rate; 2331 2332 return 0; 2333 } 2334 2335 static const struct snd_soc_dai_ops mt6358_codec_dai_ops = { 2336 .hw_params = mt6358_codec_dai_hw_params, 2337 }; 2338 2339 #define MT6358_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S16_BE |\ 2340 SNDRV_PCM_FMTBIT_U16_LE | SNDRV_PCM_FMTBIT_U16_BE |\ 2341 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S24_BE |\ 2342 SNDRV_PCM_FMTBIT_U24_LE | SNDRV_PCM_FMTBIT_U24_BE |\ 2343 SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S32_BE |\ 2344 SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_U32_BE) 2345 2346 static struct snd_soc_dai_driver mt6358_dai_driver[] = { 2347 { 2348 .name = "mt6358-snd-codec-aif1", 2349 .playback = { 2350 .stream_name = "AIF1 Playback", 2351 .channels_min = 1, 2352 .channels_max = 2, 2353 .rates = SNDRV_PCM_RATE_8000_48000 | 2354 SNDRV_PCM_RATE_96000 | 2355 SNDRV_PCM_RATE_192000, 2356 .formats = MT6358_FORMATS, 2357 }, 2358 .capture = { 2359 .stream_name = "AIF1 Capture", 2360 .channels_min = 1, 2361 .channels_max = 2, 2362 .rates = SNDRV_PCM_RATE_8000 | 2363 SNDRV_PCM_RATE_16000 | 2364 SNDRV_PCM_RATE_32000 | 2365 SNDRV_PCM_RATE_48000, 2366 .formats = MT6358_FORMATS, 2367 }, 2368 .ops = &mt6358_codec_dai_ops, 2369 }, 2370 }; 2371 2372 static void mt6358_codec_init_reg(struct mt6358_priv *priv) 2373 { 2374 /* Disable HeadphoneL/HeadphoneR short circuit protection */ 2375 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 2376 RG_AUDHPLSCDISABLE_VAUDP15_MASK_SFT, 2377 0x1 << RG_AUDHPLSCDISABLE_VAUDP15_SFT); 2378 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON0, 2379 RG_AUDHPRSCDISABLE_VAUDP15_MASK_SFT, 2380 0x1 << RG_AUDHPRSCDISABLE_VAUDP15_SFT); 2381 /* Disable voice short circuit protection */ 2382 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON6, 2383 RG_AUDHSSCDISABLE_VAUDP15_MASK_SFT, 2384 0x1 << RG_AUDHSSCDISABLE_VAUDP15_SFT); 2385 /* disable LO buffer left short circuit protection */ 2386 regmap_update_bits(priv->regmap, MT6358_AUDDEC_ANA_CON7, 2387 RG_AUDLOLSCDISABLE_VAUDP15_MASK_SFT, 2388 0x1 << RG_AUDLOLSCDISABLE_VAUDP15_SFT); 2389 2390 /* accdet s/w enable */ 2391 regmap_update_bits(priv->regmap, MT6358_ACCDET_CON13, 2392 0xFFFF, 0x700E); 2393 2394 /* gpio miso driving set to 4mA */ 2395 regmap_write(priv->regmap, MT6358_DRV_CON3, 0x8888); 2396 2397 /* set gpio */ 2398 playback_gpio_reset(priv); 2399 capture_gpio_reset(priv); 2400 } 2401 2402 static int mt6358_codec_probe(struct snd_soc_component *cmpnt) 2403 { 2404 struct mt6358_priv *priv = snd_soc_component_get_drvdata(cmpnt); 2405 int ret; 2406 2407 snd_soc_component_init_regmap(cmpnt, priv->regmap); 2408 2409 mt6358_codec_init_reg(priv); 2410 2411 priv->avdd_reg = devm_regulator_get(priv->dev, "Avdd"); 2412 if (IS_ERR(priv->avdd_reg)) { 2413 dev_err(priv->dev, "%s() have no Avdd supply", __func__); 2414 return PTR_ERR(priv->avdd_reg); 2415 } 2416 2417 ret = regulator_enable(priv->avdd_reg); 2418 if (ret) 2419 return ret; 2420 2421 return 0; 2422 } 2423 2424 static const struct snd_soc_component_driver mt6358_soc_component_driver = { 2425 .probe = mt6358_codec_probe, 2426 .controls = mt6358_snd_controls, 2427 .num_controls = ARRAY_SIZE(mt6358_snd_controls), 2428 .dapm_widgets = mt6358_dapm_widgets, 2429 .num_dapm_widgets = ARRAY_SIZE(mt6358_dapm_widgets), 2430 .dapm_routes = mt6358_dapm_routes, 2431 .num_dapm_routes = ARRAY_SIZE(mt6358_dapm_routes), 2432 }; 2433 2434 static void mt6358_parse_dt(struct mt6358_priv *priv) 2435 { 2436 int ret; 2437 struct device *dev = priv->dev; 2438 2439 ret = of_property_read_u32(dev->of_node, "mediatek,dmic-mode", 2440 &priv->dmic_one_wire_mode); 2441 if (ret) { 2442 dev_warn(priv->dev, "%s() failed to read dmic-mode\n", 2443 __func__); 2444 priv->dmic_one_wire_mode = 0; 2445 } 2446 } 2447 2448 static int mt6358_platform_driver_probe(struct platform_device *pdev) 2449 { 2450 struct mt6358_priv *priv; 2451 struct mt6397_chip *mt6397 = dev_get_drvdata(pdev->dev.parent); 2452 2453 priv = devm_kzalloc(&pdev->dev, 2454 sizeof(struct mt6358_priv), 2455 GFP_KERNEL); 2456 if (!priv) 2457 return -ENOMEM; 2458 2459 dev_set_drvdata(&pdev->dev, priv); 2460 2461 priv->dev = &pdev->dev; 2462 2463 priv->regmap = mt6397->regmap; 2464 if (IS_ERR(priv->regmap)) 2465 return PTR_ERR(priv->regmap); 2466 2467 mt6358_parse_dt(priv); 2468 2469 dev_info(priv->dev, "%s(), dev name %s\n", 2470 __func__, dev_name(&pdev->dev)); 2471 2472 return devm_snd_soc_register_component(&pdev->dev, 2473 &mt6358_soc_component_driver, 2474 mt6358_dai_driver, 2475 ARRAY_SIZE(mt6358_dai_driver)); 2476 } 2477 2478 static const struct of_device_id mt6358_of_match[] = { 2479 {.compatible = "mediatek,mt6358-sound",}, 2480 {} 2481 }; 2482 MODULE_DEVICE_TABLE(of, mt6358_of_match); 2483 2484 static struct platform_driver mt6358_platform_driver = { 2485 .driver = { 2486 .name = "mt6358-sound", 2487 .of_match_table = mt6358_of_match, 2488 }, 2489 .probe = mt6358_platform_driver_probe, 2490 }; 2491 2492 module_platform_driver(mt6358_platform_driver) 2493 2494 /* Module information */ 2495 MODULE_DESCRIPTION("MT6358 ALSA SoC codec driver"); 2496 MODULE_AUTHOR("KaiChieh Chuang <kaichieh.chuang@mediatek.com>"); 2497 MODULE_LICENSE("GPL v2"); 2498