1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * cs43130.c -- CS43130 ALSA Soc Audio driver 4 * 5 * Copyright 2017 Cirrus Logic, Inc. 6 * 7 * Authors: Li Xu <li.xu@cirrus.com> 8 */ 9#include <linux/module.h> 10#include <linux/moduleparam.h> 11#include <linux/kernel.h> 12#include <linux/init.h> 13#include <linux/delay.h> 14#include <linux/gpio.h> 15#include <linux/gpio/consumer.h> 16#include <linux/platform_device.h> 17#include <linux/pm.h> 18#include <linux/i2c.h> 19#include <linux/of_device.h> 20#include <linux/regmap.h> 21#include <linux/slab.h> 22#include <sound/core.h> 23#include <sound/pcm.h> 24#include <sound/pcm_params.h> 25#include <sound/soc.h> 26#include <sound/soc-dapm.h> 27#include <sound/initval.h> 28#include <sound/tlv.h> 29#include <linux/of_gpio.h> 30#include <linux/regulator/consumer.h> 31#include <linux/pm_runtime.h> 32#include <linux/of_irq.h> 33#include <linux/completion.h> 34#include <linux/mutex.h> 35#include <linux/workqueue.h> 36#include <sound/jack.h> 37 38#include "cs43130.h" 39#include "cirrus_legacy.h" 40 41static const struct reg_default cs43130_reg_defaults[] = { 42 {CS43130_SYS_CLK_CTL_1, 0x06}, 43 {CS43130_SP_SRATE, 0x01}, 44 {CS43130_SP_BITSIZE, 0x05}, 45 {CS43130_PAD_INT_CFG, 0x03}, 46 {CS43130_PWDN_CTL, 0xFE}, 47 {CS43130_CRYSTAL_SET, 0x04}, 48 {CS43130_PLL_SET_1, 0x00}, 49 {CS43130_PLL_SET_2, 0x00}, 50 {CS43130_PLL_SET_3, 0x00}, 51 {CS43130_PLL_SET_4, 0x00}, 52 {CS43130_PLL_SET_5, 0x40}, 53 {CS43130_PLL_SET_6, 0x10}, 54 {CS43130_PLL_SET_7, 0x80}, 55 {CS43130_PLL_SET_8, 0x03}, 56 {CS43130_PLL_SET_9, 0x02}, 57 {CS43130_PLL_SET_10, 0x02}, 58 {CS43130_CLKOUT_CTL, 0x00}, 59 {CS43130_ASP_NUM_1, 0x01}, 60 {CS43130_ASP_NUM_2, 0x00}, 61 {CS43130_ASP_DEN_1, 0x08}, 62 {CS43130_ASP_DEN_2, 0x00}, 63 {CS43130_ASP_LRCK_HI_TIME_1, 0x1F}, 64 {CS43130_ASP_LRCK_HI_TIME_2, 0x00}, 65 {CS43130_ASP_LRCK_PERIOD_1, 0x3F}, 66 {CS43130_ASP_LRCK_PERIOD_2, 0x00}, 67 {CS43130_ASP_CLOCK_CONF, 0x0C}, 68 {CS43130_ASP_FRAME_CONF, 0x0A}, 69 {CS43130_XSP_NUM_1, 0x01}, 70 {CS43130_XSP_NUM_2, 0x00}, 71 {CS43130_XSP_DEN_1, 0x02}, 72 {CS43130_XSP_DEN_2, 0x00}, 73 {CS43130_XSP_LRCK_HI_TIME_1, 0x1F}, 74 {CS43130_XSP_LRCK_HI_TIME_2, 0x00}, 75 {CS43130_XSP_LRCK_PERIOD_1, 0x3F}, 76 {CS43130_XSP_LRCK_PERIOD_2, 0x00}, 77 {CS43130_XSP_CLOCK_CONF, 0x0C}, 78 {CS43130_XSP_FRAME_CONF, 0x0A}, 79 {CS43130_ASP_CH_1_LOC, 0x00}, 80 {CS43130_ASP_CH_2_LOC, 0x00}, 81 {CS43130_ASP_CH_1_SZ_EN, 0x06}, 82 {CS43130_ASP_CH_2_SZ_EN, 0x0E}, 83 {CS43130_XSP_CH_1_LOC, 0x00}, 84 {CS43130_XSP_CH_2_LOC, 0x00}, 85 {CS43130_XSP_CH_1_SZ_EN, 0x06}, 86 {CS43130_XSP_CH_2_SZ_EN, 0x0E}, 87 {CS43130_DSD_VOL_B, 0x78}, 88 {CS43130_DSD_VOL_A, 0x78}, 89 {CS43130_DSD_PATH_CTL_1, 0xA8}, 90 {CS43130_DSD_INT_CFG, 0x00}, 91 {CS43130_DSD_PATH_CTL_2, 0x02}, 92 {CS43130_DSD_PCM_MIX_CTL, 0x00}, 93 {CS43130_DSD_PATH_CTL_3, 0x40}, 94 {CS43130_HP_OUT_CTL_1, 0x30}, 95 {CS43130_PCM_FILT_OPT, 0x02}, 96 {CS43130_PCM_VOL_B, 0x78}, 97 {CS43130_PCM_VOL_A, 0x78}, 98 {CS43130_PCM_PATH_CTL_1, 0xA8}, 99 {CS43130_PCM_PATH_CTL_2, 0x00}, 100 {CS43130_CLASS_H_CTL, 0x1E}, 101 {CS43130_HP_DETECT, 0x04}, 102 {CS43130_HP_LOAD_1, 0x00}, 103 {CS43130_HP_MEAS_LOAD_1, 0x00}, 104 {CS43130_HP_MEAS_LOAD_2, 0x00}, 105 {CS43130_INT_MASK_1, 0xFF}, 106 {CS43130_INT_MASK_2, 0xFF}, 107 {CS43130_INT_MASK_3, 0xFF}, 108 {CS43130_INT_MASK_4, 0xFF}, 109 {CS43130_INT_MASK_5, 0xFF}, 110}; 111 112static bool cs43130_volatile_register(struct device *dev, unsigned int reg) 113{ 114 switch (reg) { 115 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 116 case CS43130_HP_DC_STAT_1 ... CS43130_HP_DC_STAT_2: 117 case CS43130_HP_AC_STAT_1 ... CS43130_HP_AC_STAT_2: 118 return true; 119 default: 120 return false; 121 } 122} 123 124static bool cs43130_readable_register(struct device *dev, unsigned int reg) 125{ 126 switch (reg) { 127 case CS43130_DEVID_AB ... CS43130_SYS_CLK_CTL_1: 128 case CS43130_SP_SRATE ... CS43130_PAD_INT_CFG: 129 case CS43130_PWDN_CTL: 130 case CS43130_CRYSTAL_SET: 131 case CS43130_PLL_SET_1 ... CS43130_PLL_SET_5: 132 case CS43130_PLL_SET_6: 133 case CS43130_PLL_SET_7: 134 case CS43130_PLL_SET_8: 135 case CS43130_PLL_SET_9: 136 case CS43130_PLL_SET_10: 137 case CS43130_CLKOUT_CTL: 138 case CS43130_ASP_NUM_1 ... CS43130_ASP_FRAME_CONF: 139 case CS43130_XSP_NUM_1 ... CS43130_XSP_FRAME_CONF: 140 case CS43130_ASP_CH_1_LOC: 141 case CS43130_ASP_CH_2_LOC: 142 case CS43130_ASP_CH_1_SZ_EN: 143 case CS43130_ASP_CH_2_SZ_EN: 144 case CS43130_XSP_CH_1_LOC: 145 case CS43130_XSP_CH_2_LOC: 146 case CS43130_XSP_CH_1_SZ_EN: 147 case CS43130_XSP_CH_2_SZ_EN: 148 case CS43130_DSD_VOL_B ... CS43130_DSD_PATH_CTL_3: 149 case CS43130_HP_OUT_CTL_1: 150 case CS43130_PCM_FILT_OPT ... CS43130_PCM_PATH_CTL_2: 151 case CS43130_CLASS_H_CTL: 152 case CS43130_HP_DETECT: 153 case CS43130_HP_STATUS: 154 case CS43130_HP_LOAD_1: 155 case CS43130_HP_MEAS_LOAD_1: 156 case CS43130_HP_MEAS_LOAD_2: 157 case CS43130_HP_DC_STAT_1: 158 case CS43130_HP_DC_STAT_2: 159 case CS43130_HP_AC_STAT_1: 160 case CS43130_HP_AC_STAT_2: 161 case CS43130_HP_LOAD_STAT: 162 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 163 case CS43130_INT_MASK_1 ... CS43130_INT_MASK_5: 164 return true; 165 default: 166 return false; 167 } 168} 169 170static bool cs43130_precious_register(struct device *dev, unsigned int reg) 171{ 172 switch (reg) { 173 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 174 return true; 175 default: 176 return false; 177 } 178} 179 180struct cs43130_pll_params { 181 unsigned int pll_in; 182 u8 sclk_prediv; 183 u8 pll_div_int; 184 u32 pll_div_frac; 185 u8 pll_mode; 186 u8 pll_divout; 187 unsigned int pll_out; 188 u8 pll_cal_ratio; 189}; 190 191static const struct cs43130_pll_params pll_ratio_table[] = { 192 {9600000, 0x02, 0x49, 0x800000, 0x00, 0x08, 22579200, 151}, 193 {9600000, 0x02, 0x50, 0x000000, 0x00, 0x08, 24576000, 164}, 194 195 {11289600, 0x02, 0X40, 0, 0x01, 0x08, 22579200, 128}, 196 {11289600, 0x02, 0x44, 0x06F700, 0x0, 0x08, 24576000, 139}, 197 198 {12000000, 0x02, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120}, 199 {12000000, 0x02, 0x40, 0x000000, 0x00, 0x08, 24576000, 131}, 200 201 {12288000, 0x02, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118}, 202 {12288000, 0x02, 0x40, 0x000000, 0x01, 0x08, 24576000, 128}, 203 204 {13000000, 0x02, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111}, 205 {13000000, 0x02, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121}, 206 207 {19200000, 0x03, 0x49, 0x800000, 0x00, 0x08, 22579200, 151}, 208 {19200000, 0x03, 0x50, 0x000000, 0x00, 0x08, 24576000, 164}, 209 210 {22579200, 0, 0, 0, 0, 0, 22579200, 0}, 211 {22579200, 0x03, 0x44, 0x06F700, 0x00, 0x08, 24576000, 139}, 212 213 {24000000, 0x03, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120}, 214 {24000000, 0x03, 0x40, 0x000000, 0x00, 0x08, 24576000, 131}, 215 216 {24576000, 0x03, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118}, 217 {24576000, 0, 0, 0, 0, 0, 24576000, 0}, 218 219 {26000000, 0x03, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111}, 220 {26000000, 0x03, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121}, 221}; 222 223static const struct cs43130_pll_params *cs43130_get_pll_table( 224 unsigned int freq_in, unsigned int freq_out) 225{ 226 int i; 227 228 for (i = 0; i < ARRAY_SIZE(pll_ratio_table); i++) { 229 if (pll_ratio_table[i].pll_in == freq_in && 230 pll_ratio_table[i].pll_out == freq_out) 231 return &pll_ratio_table[i]; 232 } 233 234 return NULL; 235} 236 237static int cs43130_pll_config(struct snd_soc_component *component) 238{ 239 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 240 const struct cs43130_pll_params *pll_entry; 241 242 dev_dbg(component->dev, "cs43130->mclk = %u, cs43130->mclk_int = %u\n", 243 cs43130->mclk, cs43130->mclk_int); 244 245 pll_entry = cs43130_get_pll_table(cs43130->mclk, cs43130->mclk_int); 246 if (!pll_entry) 247 return -EINVAL; 248 249 if (pll_entry->pll_cal_ratio == 0) { 250 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1, 251 CS43130_PLL_START_MASK, 0); 252 253 cs43130->pll_bypass = true; 254 return 0; 255 } 256 257 cs43130->pll_bypass = false; 258 259 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_2, 260 CS43130_PLL_DIV_DATA_MASK, 261 pll_entry->pll_div_frac >> 262 CS43130_PLL_DIV_FRAC_0_DATA_SHIFT); 263 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_3, 264 CS43130_PLL_DIV_DATA_MASK, 265 pll_entry->pll_div_frac >> 266 CS43130_PLL_DIV_FRAC_1_DATA_SHIFT); 267 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_4, 268 CS43130_PLL_DIV_DATA_MASK, 269 pll_entry->pll_div_frac >> 270 CS43130_PLL_DIV_FRAC_2_DATA_SHIFT); 271 regmap_write(cs43130->regmap, CS43130_PLL_SET_5, 272 pll_entry->pll_div_int); 273 regmap_write(cs43130->regmap, CS43130_PLL_SET_6, pll_entry->pll_divout); 274 regmap_write(cs43130->regmap, CS43130_PLL_SET_7, 275 pll_entry->pll_cal_ratio); 276 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_8, 277 CS43130_PLL_MODE_MASK, 278 pll_entry->pll_mode << CS43130_PLL_MODE_SHIFT); 279 regmap_write(cs43130->regmap, CS43130_PLL_SET_9, 280 pll_entry->sclk_prediv); 281 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1, 282 CS43130_PLL_START_MASK, 1); 283 284 return 0; 285} 286 287static int cs43130_set_pll(struct snd_soc_component *component, int pll_id, int source, 288 unsigned int freq_in, unsigned int freq_out) 289{ 290 int ret = 0; 291 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 292 293 switch (freq_in) { 294 case 9600000: 295 case 11289600: 296 case 12000000: 297 case 12288000: 298 case 13000000: 299 case 19200000: 300 case 22579200: 301 case 24000000: 302 case 24576000: 303 case 26000000: 304 cs43130->mclk = freq_in; 305 break; 306 default: 307 dev_err(component->dev, 308 "unsupported pll input reference clock:%d\n", freq_in); 309 return -EINVAL; 310 } 311 312 switch (freq_out) { 313 case 22579200: 314 cs43130->mclk_int = freq_out; 315 break; 316 case 24576000: 317 cs43130->mclk_int = freq_out; 318 break; 319 default: 320 dev_err(component->dev, 321 "unsupported pll output ref clock: %u\n", freq_out); 322 return -EINVAL; 323 } 324 325 ret = cs43130_pll_config(component); 326 dev_dbg(component->dev, "cs43130->pll_bypass = %d", cs43130->pll_bypass); 327 return ret; 328} 329 330static int cs43130_change_clksrc(struct snd_soc_component *component, 331 enum cs43130_mclk_src_sel src) 332{ 333 int ret; 334 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 335 int mclk_int_decoded; 336 337 if (src == cs43130->mclk_int_src) { 338 /* clk source has not changed */ 339 return 0; 340 } 341 342 switch (cs43130->mclk_int) { 343 case CS43130_MCLK_22M: 344 mclk_int_decoded = CS43130_MCLK_22P5; 345 break; 346 case CS43130_MCLK_24M: 347 mclk_int_decoded = CS43130_MCLK_24P5; 348 break; 349 default: 350 dev_err(component->dev, "Invalid MCLK INT freq: %u\n", cs43130->mclk_int); 351 return -EINVAL; 352 } 353 354 switch (src) { 355 case CS43130_MCLK_SRC_EXT: 356 cs43130->pll_bypass = true; 357 cs43130->mclk_int_src = CS43130_MCLK_SRC_EXT; 358 if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) { 359 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 360 CS43130_PDN_XTAL_MASK, 361 1 << CS43130_PDN_XTAL_SHIFT); 362 } else { 363 reinit_completion(&cs43130->xtal_rdy); 364 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 365 CS43130_XTAL_RDY_INT_MASK, 0); 366 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 367 CS43130_PDN_XTAL_MASK, 0); 368 ret = wait_for_completion_timeout(&cs43130->xtal_rdy, 369 msecs_to_jiffies(100)); 370 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 371 CS43130_XTAL_RDY_INT_MASK, 372 1 << CS43130_XTAL_RDY_INT_SHIFT); 373 if (ret == 0) { 374 dev_err(component->dev, "Timeout waiting for XTAL_READY interrupt\n"); 375 return -ETIMEDOUT; 376 } 377 } 378 379 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 380 CS43130_MCLK_SRC_SEL_MASK, 381 src << CS43130_MCLK_SRC_SEL_SHIFT); 382 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 383 CS43130_MCLK_INT_MASK, 384 mclk_int_decoded << CS43130_MCLK_INT_SHIFT); 385 usleep_range(150, 200); 386 387 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 388 CS43130_PDN_PLL_MASK, 389 1 << CS43130_PDN_PLL_SHIFT); 390 break; 391 case CS43130_MCLK_SRC_PLL: 392 cs43130->pll_bypass = false; 393 cs43130->mclk_int_src = CS43130_MCLK_SRC_PLL; 394 if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) { 395 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 396 CS43130_PDN_XTAL_MASK, 397 1 << CS43130_PDN_XTAL_SHIFT); 398 } else { 399 reinit_completion(&cs43130->xtal_rdy); 400 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 401 CS43130_XTAL_RDY_INT_MASK, 0); 402 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 403 CS43130_PDN_XTAL_MASK, 0); 404 ret = wait_for_completion_timeout(&cs43130->xtal_rdy, 405 msecs_to_jiffies(100)); 406 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 407 CS43130_XTAL_RDY_INT_MASK, 408 1 << CS43130_XTAL_RDY_INT_SHIFT); 409 if (ret == 0) { 410 dev_err(component->dev, "Timeout waiting for XTAL_READY interrupt\n"); 411 return -ETIMEDOUT; 412 } 413 } 414 415 reinit_completion(&cs43130->pll_rdy); 416 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 417 CS43130_PLL_RDY_INT_MASK, 0); 418 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 419 CS43130_PDN_PLL_MASK, 0); 420 ret = wait_for_completion_timeout(&cs43130->pll_rdy, 421 msecs_to_jiffies(100)); 422 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 423 CS43130_PLL_RDY_INT_MASK, 424 1 << CS43130_PLL_RDY_INT_SHIFT); 425 if (ret == 0) { 426 dev_err(component->dev, "Timeout waiting for PLL_READY interrupt\n"); 427 return -ETIMEDOUT; 428 } 429 430 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 431 CS43130_MCLK_SRC_SEL_MASK, 432 src << CS43130_MCLK_SRC_SEL_SHIFT); 433 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 434 CS43130_MCLK_INT_MASK, 435 mclk_int_decoded << CS43130_MCLK_INT_SHIFT); 436 usleep_range(150, 200); 437 break; 438 case CS43130_MCLK_SRC_RCO: 439 cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO; 440 441 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 442 CS43130_MCLK_SRC_SEL_MASK, 443 src << CS43130_MCLK_SRC_SEL_SHIFT); 444 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 445 CS43130_MCLK_INT_MASK, 446 CS43130_MCLK_22P5 << CS43130_MCLK_INT_SHIFT); 447 usleep_range(150, 200); 448 449 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 450 CS43130_PDN_XTAL_MASK, 451 1 << CS43130_PDN_XTAL_SHIFT); 452 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 453 CS43130_PDN_PLL_MASK, 454 1 << CS43130_PDN_PLL_SHIFT); 455 break; 456 default: 457 dev_err(component->dev, "Invalid MCLK source value\n"); 458 return -EINVAL; 459 } 460 461 return 0; 462} 463 464static const struct cs43130_bitwidth_map cs43130_bitwidth_table[] = { 465 {8, CS43130_SP_BIT_SIZE_8, CS43130_CH_BIT_SIZE_8}, 466 {16, CS43130_SP_BIT_SIZE_16, CS43130_CH_BIT_SIZE_16}, 467 {24, CS43130_SP_BIT_SIZE_24, CS43130_CH_BIT_SIZE_24}, 468 {32, CS43130_SP_BIT_SIZE_32, CS43130_CH_BIT_SIZE_32}, 469}; 470 471static const struct cs43130_bitwidth_map *cs43130_get_bitwidth_table( 472 unsigned int bitwidth) 473{ 474 int i; 475 476 for (i = 0; i < ARRAY_SIZE(cs43130_bitwidth_table); i++) { 477 if (cs43130_bitwidth_table[i].bitwidth == bitwidth) 478 return &cs43130_bitwidth_table[i]; 479 } 480 481 return NULL; 482} 483 484static int cs43130_set_bitwidth(int dai_id, unsigned int bitwidth_dai, 485 struct regmap *regmap) 486{ 487 const struct cs43130_bitwidth_map *bw_map; 488 489 bw_map = cs43130_get_bitwidth_table(bitwidth_dai); 490 if (!bw_map) 491 return -EINVAL; 492 493 switch (dai_id) { 494 case CS43130_ASP_PCM_DAI: 495 case CS43130_ASP_DOP_DAI: 496 regmap_update_bits(regmap, CS43130_ASP_CH_1_SZ_EN, 497 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 498 regmap_update_bits(regmap, CS43130_ASP_CH_2_SZ_EN, 499 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 500 regmap_update_bits(regmap, CS43130_SP_BITSIZE, 501 CS43130_ASP_BITSIZE_MASK, bw_map->sp_bit); 502 break; 503 case CS43130_XSP_DOP_DAI: 504 regmap_update_bits(regmap, CS43130_XSP_CH_1_SZ_EN, 505 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 506 regmap_update_bits(regmap, CS43130_XSP_CH_2_SZ_EN, 507 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 508 regmap_update_bits(regmap, CS43130_SP_BITSIZE, 509 CS43130_XSP_BITSIZE_MASK, bw_map->sp_bit << 510 CS43130_XSP_BITSIZE_SHIFT); 511 break; 512 default: 513 return -EINVAL; 514 } 515 516 return 0; 517} 518 519static const struct cs43130_rate_map cs43130_rate_table[] = { 520 {32000, CS43130_ASP_SPRATE_32K}, 521 {44100, CS43130_ASP_SPRATE_44_1K}, 522 {48000, CS43130_ASP_SPRATE_48K}, 523 {88200, CS43130_ASP_SPRATE_88_2K}, 524 {96000, CS43130_ASP_SPRATE_96K}, 525 {176400, CS43130_ASP_SPRATE_176_4K}, 526 {192000, CS43130_ASP_SPRATE_192K}, 527 {352800, CS43130_ASP_SPRATE_352_8K}, 528 {384000, CS43130_ASP_SPRATE_384K}, 529}; 530 531static const struct cs43130_rate_map *cs43130_get_rate_table(int fs) 532{ 533 int i; 534 535 for (i = 0; i < ARRAY_SIZE(cs43130_rate_table); i++) { 536 if (cs43130_rate_table[i].fs == fs) 537 return &cs43130_rate_table[i]; 538 } 539 540 return NULL; 541} 542 543static const struct cs43130_clk_gen *cs43130_get_clk_gen(int mclk_int, int fs, 544 const struct cs43130_clk_gen *clk_gen_table, int len_clk_gen_table) 545{ 546 int i; 547 548 for (i = 0; i < len_clk_gen_table; i++) { 549 if (clk_gen_table[i].mclk_int == mclk_int && 550 clk_gen_table[i].fs == fs) 551 return &clk_gen_table[i]; 552 } 553 554 return NULL; 555} 556 557static int cs43130_set_sp_fmt(int dai_id, unsigned int bitwidth_sclk, 558 struct snd_pcm_hw_params *params, 559 struct cs43130_private *cs43130) 560{ 561 u16 frm_size; 562 u16 hi_size; 563 u8 frm_delay; 564 u8 frm_phase; 565 u8 frm_data; 566 u8 sclk_edge; 567 u8 lrck_edge; 568 u8 clk_data; 569 u8 loc_ch1; 570 u8 loc_ch2; 571 u8 dai_mode_val; 572 const struct cs43130_clk_gen *clk_gen; 573 574 switch (cs43130->dais[dai_id].dai_format) { 575 case SND_SOC_DAIFMT_I2S: 576 hi_size = bitwidth_sclk; 577 frm_delay = 2; 578 frm_phase = 0; 579 break; 580 case SND_SOC_DAIFMT_LEFT_J: 581 hi_size = bitwidth_sclk; 582 frm_delay = 0; 583 frm_phase = 1; 584 break; 585 case SND_SOC_DAIFMT_DSP_A: 586 hi_size = 1; 587 frm_delay = 2; 588 frm_phase = 1; 589 break; 590 case SND_SOC_DAIFMT_DSP_B: 591 hi_size = 1; 592 frm_delay = 0; 593 frm_phase = 1; 594 break; 595 default: 596 return -EINVAL; 597 } 598 599 switch (cs43130->dais[dai_id].dai_mode) { 600 case SND_SOC_DAIFMT_CBS_CFS: 601 dai_mode_val = 0; 602 break; 603 case SND_SOC_DAIFMT_CBM_CFM: 604 dai_mode_val = 1; 605 break; 606 default: 607 return -EINVAL; 608 } 609 610 frm_size = bitwidth_sclk * params_channels(params); 611 sclk_edge = 1; 612 lrck_edge = 0; 613 loc_ch1 = 0; 614 loc_ch2 = bitwidth_sclk * (params_channels(params) - 1); 615 616 frm_data = frm_delay & CS43130_SP_FSD_MASK; 617 frm_data |= (frm_phase << CS43130_SP_STP_SHIFT) & CS43130_SP_STP_MASK; 618 619 clk_data = lrck_edge & CS43130_SP_LCPOL_IN_MASK; 620 clk_data |= (lrck_edge << CS43130_SP_LCPOL_OUT_SHIFT) & 621 CS43130_SP_LCPOL_OUT_MASK; 622 clk_data |= (sclk_edge << CS43130_SP_SCPOL_IN_SHIFT) & 623 CS43130_SP_SCPOL_IN_MASK; 624 clk_data |= (sclk_edge << CS43130_SP_SCPOL_OUT_SHIFT) & 625 CS43130_SP_SCPOL_OUT_MASK; 626 clk_data |= (dai_mode_val << CS43130_SP_MODE_SHIFT) & 627 CS43130_SP_MODE_MASK; 628 629 switch (dai_id) { 630 case CS43130_ASP_PCM_DAI: 631 case CS43130_ASP_DOP_DAI: 632 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_1, 633 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 634 CS43130_SP_LCPR_LSB_DATA_SHIFT); 635 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_2, 636 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 637 CS43130_SP_LCPR_MSB_DATA_SHIFT); 638 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_1, 639 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 640 CS43130_SP_LCHI_LSB_DATA_SHIFT); 641 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_2, 642 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 643 CS43130_SP_LCHI_MSB_DATA_SHIFT); 644 regmap_write(cs43130->regmap, CS43130_ASP_FRAME_CONF, frm_data); 645 regmap_write(cs43130->regmap, CS43130_ASP_CH_1_LOC, loc_ch1); 646 regmap_write(cs43130->regmap, CS43130_ASP_CH_2_LOC, loc_ch2); 647 regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_1_SZ_EN, 648 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 649 regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_2_SZ_EN, 650 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 651 regmap_write(cs43130->regmap, CS43130_ASP_CLOCK_CONF, clk_data); 652 break; 653 case CS43130_XSP_DOP_DAI: 654 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_1, 655 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 656 CS43130_SP_LCPR_LSB_DATA_SHIFT); 657 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_2, 658 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 659 CS43130_SP_LCPR_MSB_DATA_SHIFT); 660 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_1, 661 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 662 CS43130_SP_LCHI_LSB_DATA_SHIFT); 663 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_2, 664 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 665 CS43130_SP_LCHI_MSB_DATA_SHIFT); 666 regmap_write(cs43130->regmap, CS43130_XSP_FRAME_CONF, frm_data); 667 regmap_write(cs43130->regmap, CS43130_XSP_CH_1_LOC, loc_ch1); 668 regmap_write(cs43130->regmap, CS43130_XSP_CH_2_LOC, loc_ch2); 669 regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_1_SZ_EN, 670 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 671 regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_2_SZ_EN, 672 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 673 regmap_write(cs43130->regmap, CS43130_XSP_CLOCK_CONF, clk_data); 674 break; 675 default: 676 return -EINVAL; 677 } 678 679 switch (frm_size) { 680 case 16: 681 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 682 params_rate(params), 683 cs43130_16_clk_gen, 684 ARRAY_SIZE(cs43130_16_clk_gen)); 685 break; 686 case 32: 687 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 688 params_rate(params), 689 cs43130_32_clk_gen, 690 ARRAY_SIZE(cs43130_32_clk_gen)); 691 break; 692 case 48: 693 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 694 params_rate(params), 695 cs43130_48_clk_gen, 696 ARRAY_SIZE(cs43130_48_clk_gen)); 697 break; 698 case 64: 699 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 700 params_rate(params), 701 cs43130_64_clk_gen, 702 ARRAY_SIZE(cs43130_64_clk_gen)); 703 break; 704 default: 705 return -EINVAL; 706 } 707 708 if (!clk_gen) 709 return -EINVAL; 710 711 switch (dai_id) { 712 case CS43130_ASP_PCM_DAI: 713 case CS43130_ASP_DOP_DAI: 714 regmap_write(cs43130->regmap, CS43130_ASP_DEN_1, 715 (clk_gen->v.denominator & CS43130_SP_M_LSB_DATA_MASK) >> 716 CS43130_SP_M_LSB_DATA_SHIFT); 717 regmap_write(cs43130->regmap, CS43130_ASP_DEN_2, 718 (clk_gen->v.denominator & CS43130_SP_M_MSB_DATA_MASK) >> 719 CS43130_SP_M_MSB_DATA_SHIFT); 720 regmap_write(cs43130->regmap, CS43130_ASP_NUM_1, 721 (clk_gen->v.numerator & CS43130_SP_N_LSB_DATA_MASK) >> 722 CS43130_SP_N_LSB_DATA_SHIFT); 723 regmap_write(cs43130->regmap, CS43130_ASP_NUM_2, 724 (clk_gen->v.numerator & CS43130_SP_N_MSB_DATA_MASK) >> 725 CS43130_SP_N_MSB_DATA_SHIFT); 726 break; 727 case CS43130_XSP_DOP_DAI: 728 regmap_write(cs43130->regmap, CS43130_XSP_DEN_1, 729 (clk_gen->v.denominator & CS43130_SP_M_LSB_DATA_MASK) >> 730 CS43130_SP_M_LSB_DATA_SHIFT); 731 regmap_write(cs43130->regmap, CS43130_XSP_DEN_2, 732 (clk_gen->v.denominator & CS43130_SP_M_MSB_DATA_MASK) >> 733 CS43130_SP_M_MSB_DATA_SHIFT); 734 regmap_write(cs43130->regmap, CS43130_XSP_NUM_1, 735 (clk_gen->v.numerator & CS43130_SP_N_LSB_DATA_MASK) >> 736 CS43130_SP_N_LSB_DATA_SHIFT); 737 regmap_write(cs43130->regmap, CS43130_XSP_NUM_2, 738 (clk_gen->v.numerator & CS43130_SP_N_MSB_DATA_MASK) >> 739 CS43130_SP_N_MSB_DATA_SHIFT); 740 break; 741 default: 742 return -EINVAL; 743 } 744 745 return 0; 746} 747 748static int cs43130_pcm_dsd_mix(bool en, struct regmap *regmap) 749{ 750 if (en) { 751 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 752 CS43130_MIX_PCM_PREP_MASK, 753 1 << CS43130_MIX_PCM_PREP_SHIFT); 754 usleep_range(6000, 6050); 755 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 756 CS43130_MIX_PCM_DSD_MASK, 757 1 << CS43130_MIX_PCM_DSD_SHIFT); 758 } else { 759 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 760 CS43130_MIX_PCM_DSD_MASK, 761 0 << CS43130_MIX_PCM_DSD_SHIFT); 762 usleep_range(1600, 1650); 763 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 764 CS43130_MIX_PCM_PREP_MASK, 765 0 << CS43130_MIX_PCM_PREP_SHIFT); 766 } 767 768 return 0; 769} 770 771static int cs43130_dsd_hw_params(struct snd_pcm_substream *substream, 772 struct snd_pcm_hw_params *params, 773 struct snd_soc_dai *dai) 774{ 775 struct snd_soc_component *component = dai->component; 776 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 777 unsigned int required_clk; 778 u8 dsd_speed; 779 780 mutex_lock(&cs43130->clk_mutex); 781 if (!cs43130->clk_req) { 782 /* no DAI is currently using clk */ 783 if (!(CS43130_MCLK_22M % params_rate(params))) 784 required_clk = CS43130_MCLK_22M; 785 else 786 required_clk = CS43130_MCLK_24M; 787 788 cs43130_set_pll(component, 0, 0, cs43130->mclk, required_clk); 789 if (cs43130->pll_bypass) 790 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 791 else 792 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 793 } 794 795 cs43130->clk_req++; 796 if (cs43130->clk_req == 2) 797 cs43130_pcm_dsd_mix(true, cs43130->regmap); 798 mutex_unlock(&cs43130->clk_mutex); 799 800 switch (params_rate(params)) { 801 case 176400: 802 dsd_speed = 0; 803 break; 804 case 352800: 805 dsd_speed = 1; 806 break; 807 default: 808 dev_err(component->dev, "Rate(%u) not supported\n", 809 params_rate(params)); 810 return -EINVAL; 811 } 812 813 if (cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) 814 regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG, 815 CS43130_DSD_MASTER, CS43130_DSD_MASTER); 816 else 817 regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG, 818 CS43130_DSD_MASTER, 0); 819 820 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 821 CS43130_DSD_SPEED_MASK, 822 dsd_speed << CS43130_DSD_SPEED_SHIFT); 823 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 824 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_DSD << 825 CS43130_DSD_SRC_SHIFT); 826 827 return 0; 828} 829 830static int cs43130_hw_params(struct snd_pcm_substream *substream, 831 struct snd_pcm_hw_params *params, 832 struct snd_soc_dai *dai) 833{ 834 struct snd_soc_component *component = dai->component; 835 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 836 const struct cs43130_rate_map *rate_map; 837 unsigned int sclk = cs43130->dais[dai->id].sclk; 838 unsigned int bitwidth_sclk; 839 unsigned int bitwidth_dai = (unsigned int)(params_width(params)); 840 unsigned int required_clk; 841 u8 dsd_speed; 842 843 mutex_lock(&cs43130->clk_mutex); 844 if (!cs43130->clk_req) { 845 /* no DAI is currently using clk */ 846 if (!(CS43130_MCLK_22M % params_rate(params))) 847 required_clk = CS43130_MCLK_22M; 848 else 849 required_clk = CS43130_MCLK_24M; 850 851 cs43130_set_pll(component, 0, 0, cs43130->mclk, required_clk); 852 if (cs43130->pll_bypass) 853 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 854 else 855 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 856 } 857 858 cs43130->clk_req++; 859 if (cs43130->clk_req == 2) 860 cs43130_pcm_dsd_mix(true, cs43130->regmap); 861 mutex_unlock(&cs43130->clk_mutex); 862 863 switch (dai->id) { 864 case CS43130_ASP_DOP_DAI: 865 case CS43130_XSP_DOP_DAI: 866 /* DoP bitwidth is always 24-bit */ 867 bitwidth_dai = 24; 868 sclk = params_rate(params) * bitwidth_dai * 869 params_channels(params); 870 871 switch (params_rate(params)) { 872 case 176400: 873 dsd_speed = 0; 874 break; 875 case 352800: 876 dsd_speed = 1; 877 break; 878 default: 879 dev_err(component->dev, "Rate(%u) not supported\n", 880 params_rate(params)); 881 return -EINVAL; 882 } 883 884 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 885 CS43130_DSD_SPEED_MASK, 886 dsd_speed << CS43130_DSD_SPEED_SHIFT); 887 break; 888 case CS43130_ASP_PCM_DAI: 889 rate_map = cs43130_get_rate_table(params_rate(params)); 890 if (!rate_map) 891 return -EINVAL; 892 893 regmap_write(cs43130->regmap, CS43130_SP_SRATE, rate_map->val); 894 break; 895 default: 896 dev_err(component->dev, "Invalid DAI (%d)\n", dai->id); 897 return -EINVAL; 898 } 899 900 switch (dai->id) { 901 case CS43130_ASP_DOP_DAI: 902 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 903 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_ASP << 904 CS43130_DSD_SRC_SHIFT); 905 break; 906 case CS43130_XSP_DOP_DAI: 907 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 908 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_XSP << 909 CS43130_DSD_SRC_SHIFT); 910 break; 911 } 912 913 if (!sclk && cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) 914 /* Calculate SCLK in master mode if unassigned */ 915 sclk = params_rate(params) * bitwidth_dai * 916 params_channels(params); 917 918 if (!sclk) { 919 /* at this point, SCLK must be set */ 920 dev_err(component->dev, "SCLK freq is not set\n"); 921 return -EINVAL; 922 } 923 924 bitwidth_sclk = (sclk / params_rate(params)) / params_channels(params); 925 if (bitwidth_sclk < bitwidth_dai) { 926 dev_err(component->dev, "Format not supported: SCLK freq is too low\n"); 927 return -EINVAL; 928 } 929 930 dev_dbg(component->dev, 931 "sclk = %u, fs = %d, bitwidth_dai = %u\n", 932 sclk, params_rate(params), bitwidth_dai); 933 934 dev_dbg(component->dev, 935 "bitwidth_sclk = %u, num_ch = %u\n", 936 bitwidth_sclk, params_channels(params)); 937 938 cs43130_set_bitwidth(dai->id, bitwidth_dai, cs43130->regmap); 939 cs43130_set_sp_fmt(dai->id, bitwidth_sclk, params, cs43130); 940 941 return 0; 942} 943 944static int cs43130_hw_free(struct snd_pcm_substream *substream, 945 struct snd_soc_dai *dai) 946{ 947 struct snd_soc_component *component = dai->component; 948 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 949 950 mutex_lock(&cs43130->clk_mutex); 951 cs43130->clk_req--; 952 if (!cs43130->clk_req) { 953 /* no DAI is currently using clk */ 954 cs43130_change_clksrc(component, CS43130_MCLK_SRC_RCO); 955 cs43130_pcm_dsd_mix(false, cs43130->regmap); 956 } 957 mutex_unlock(&cs43130->clk_mutex); 958 959 return 0; 960} 961 962static const DECLARE_TLV_DB_SCALE(pcm_vol_tlv, -12750, 50, 1); 963 964static const char * const pcm_ch_text[] = { 965 "Left-Right Ch", 966 "Left-Left Ch", 967 "Right-Left Ch", 968 "Right-Right Ch", 969}; 970 971static const struct reg_sequence pcm_ch_en_seq[] = { 972 {CS43130_DXD1, 0x99}, 973 {0x180005, 0x8C}, 974 {0x180007, 0xAB}, 975 {0x180015, 0x31}, 976 {0x180017, 0xB2}, 977 {0x180025, 0x30}, 978 {0x180027, 0x84}, 979 {0x180035, 0x9C}, 980 {0x180037, 0xAE}, 981 {0x18000D, 0x24}, 982 {0x18000F, 0xA3}, 983 {0x18001D, 0x05}, 984 {0x18001F, 0xD4}, 985 {0x18002D, 0x0B}, 986 {0x18002F, 0xC7}, 987 {0x18003D, 0x71}, 988 {0x18003F, 0xE7}, 989 {CS43130_DXD1, 0}, 990}; 991 992static const struct reg_sequence pcm_ch_dis_seq[] = { 993 {CS43130_DXD1, 0x99}, 994 {0x180005, 0x24}, 995 {0x180007, 0xA3}, 996 {0x180015, 0x05}, 997 {0x180017, 0xD4}, 998 {0x180025, 0x0B}, 999 {0x180027, 0xC7}, 1000 {0x180035, 0x71}, 1001 {0x180037, 0xE7}, 1002 {0x18000D, 0x8C}, 1003 {0x18000F, 0xAB}, 1004 {0x18001D, 0x31}, 1005 {0x18001F, 0xB2}, 1006 {0x18002D, 0x30}, 1007 {0x18002F, 0x84}, 1008 {0x18003D, 0x9C}, 1009 {0x18003F, 0xAE}, 1010 {CS43130_DXD1, 0}, 1011}; 1012 1013static int cs43130_pcm_ch_get(struct snd_kcontrol *kcontrol, 1014 struct snd_ctl_elem_value *ucontrol) 1015{ 1016 return snd_soc_get_enum_double(kcontrol, ucontrol); 1017} 1018 1019static int cs43130_pcm_ch_put(struct snd_kcontrol *kcontrol, 1020 struct snd_ctl_elem_value *ucontrol) 1021{ 1022 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; 1023 unsigned int *item = ucontrol->value.enumerated.item; 1024 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 1025 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1026 unsigned int val; 1027 1028 if (item[0] >= e->items) 1029 return -EINVAL; 1030 val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l; 1031 1032 switch (cs43130->dev_id) { 1033 case CS43131_CHIP_ID: 1034 case CS43198_CHIP_ID: 1035 if (val >= 2) 1036 regmap_multi_reg_write(cs43130->regmap, pcm_ch_en_seq, 1037 ARRAY_SIZE(pcm_ch_en_seq)); 1038 else 1039 regmap_multi_reg_write(cs43130->regmap, pcm_ch_dis_seq, 1040 ARRAY_SIZE(pcm_ch_dis_seq)); 1041 break; 1042 } 1043 1044 return snd_soc_put_enum_double(kcontrol, ucontrol); 1045} 1046 1047static SOC_ENUM_SINGLE_DECL(pcm_ch_enum, CS43130_PCM_PATH_CTL_2, 0, 1048 pcm_ch_text); 1049 1050static const char * const pcm_spd_texts[] = { 1051 "Fast", 1052 "Slow", 1053}; 1054 1055static SOC_ENUM_SINGLE_DECL(pcm_spd_enum, CS43130_PCM_FILT_OPT, 7, 1056 pcm_spd_texts); 1057 1058static const char * const dsd_texts[] = { 1059 "Off", 1060 "BCKA Mode", 1061 "BCKD Mode", 1062}; 1063 1064static const unsigned int dsd_values[] = { 1065 CS43130_DSD_SRC_DSD, 1066 CS43130_DSD_SRC_ASP, 1067 CS43130_DSD_SRC_XSP, 1068}; 1069 1070static SOC_VALUE_ENUM_SINGLE_DECL(dsd_enum, CS43130_DSD_INT_CFG, 0, 0x03, 1071 dsd_texts, dsd_values); 1072 1073static const struct snd_kcontrol_new cs43130_snd_controls[] = { 1074 SOC_DOUBLE_R_TLV("Master Playback Volume", 1075 CS43130_PCM_VOL_A, CS43130_PCM_VOL_B, 0, 0xFF, 1, 1076 pcm_vol_tlv), 1077 SOC_DOUBLE_R_TLV("Master DSD Playback Volume", 1078 CS43130_DSD_VOL_A, CS43130_DSD_VOL_B, 0, 0xFF, 1, 1079 pcm_vol_tlv), 1080 SOC_ENUM_EXT("PCM Ch Select", pcm_ch_enum, cs43130_pcm_ch_get, 1081 cs43130_pcm_ch_put), 1082 SOC_ENUM("PCM Filter Speed", pcm_spd_enum), 1083 SOC_SINGLE("PCM Phase Compensation", CS43130_PCM_FILT_OPT, 6, 1, 0), 1084 SOC_SINGLE("PCM Nonoversample Emulate", CS43130_PCM_FILT_OPT, 5, 1, 0), 1085 SOC_SINGLE("PCM High-pass Filter", CS43130_PCM_FILT_OPT, 1, 1, 0), 1086 SOC_SINGLE("PCM De-emphasis Filter", CS43130_PCM_FILT_OPT, 0, 1, 0), 1087 SOC_ENUM("DSD Phase Modulation", dsd_enum), 1088}; 1089 1090static const struct reg_sequence pcm_seq[] = { 1091 {CS43130_DXD1, 0x99}, 1092 {CS43130_DXD7, 0x01}, 1093 {CS43130_DXD8, 0}, 1094 {CS43130_DXD9, 0x01}, 1095 {CS43130_DXD3, 0x12}, 1096 {CS43130_DXD4, 0}, 1097 {CS43130_DXD10, 0x28}, 1098 {CS43130_DXD11, 0x28}, 1099 {CS43130_DXD1, 0}, 1100}; 1101 1102static const struct reg_sequence dsd_seq[] = { 1103 {CS43130_DXD1, 0x99}, 1104 {CS43130_DXD7, 0x01}, 1105 {CS43130_DXD8, 0}, 1106 {CS43130_DXD9, 0x01}, 1107 {CS43130_DXD3, 0x12}, 1108 {CS43130_DXD4, 0}, 1109 {CS43130_DXD10, 0x1E}, 1110 {CS43130_DXD11, 0x20}, 1111 {CS43130_DXD1, 0}, 1112}; 1113 1114static const struct reg_sequence pop_free_seq[] = { 1115 {CS43130_DXD1, 0x99}, 1116 {CS43130_DXD12, 0x0A}, 1117 {CS43130_DXD1, 0}, 1118}; 1119 1120static const struct reg_sequence pop_free_seq2[] = { 1121 {CS43130_DXD1, 0x99}, 1122 {CS43130_DXD13, 0x20}, 1123 {CS43130_DXD1, 0}, 1124}; 1125 1126static const struct reg_sequence mute_seq[] = { 1127 {CS43130_DXD1, 0x99}, 1128 {CS43130_DXD3, 0x12}, 1129 {CS43130_DXD5, 0x02}, 1130 {CS43130_DXD4, 0x12}, 1131 {CS43130_DXD1, 0}, 1132}; 1133 1134static const struct reg_sequence unmute_seq[] = { 1135 {CS43130_DXD1, 0x99}, 1136 {CS43130_DXD3, 0x10}, 1137 {CS43130_DXD5, 0}, 1138 {CS43130_DXD4, 0x16}, 1139 {CS43130_DXD1, 0}, 1140}; 1141 1142static int cs43130_dsd_event(struct snd_soc_dapm_widget *w, 1143 struct snd_kcontrol *kcontrol, int event) 1144{ 1145 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1146 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1147 1148 switch (event) { 1149 case SND_SOC_DAPM_PRE_PMU: 1150 switch (cs43130->dev_id) { 1151 case CS43130_CHIP_ID: 1152 case CS4399_CHIP_ID: 1153 regmap_multi_reg_write(cs43130->regmap, dsd_seq, 1154 ARRAY_SIZE(dsd_seq)); 1155 break; 1156 } 1157 break; 1158 case SND_SOC_DAPM_POST_PMU: 1159 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_1, 1160 CS43130_MUTE_MASK, 0); 1161 switch (cs43130->dev_id) { 1162 case CS43130_CHIP_ID: 1163 case CS4399_CHIP_ID: 1164 regmap_multi_reg_write(cs43130->regmap, unmute_seq, 1165 ARRAY_SIZE(unmute_seq)); 1166 break; 1167 } 1168 break; 1169 case SND_SOC_DAPM_PRE_PMD: 1170 switch (cs43130->dev_id) { 1171 case CS43130_CHIP_ID: 1172 case CS4399_CHIP_ID: 1173 regmap_multi_reg_write(cs43130->regmap, mute_seq, 1174 ARRAY_SIZE(mute_seq)); 1175 regmap_update_bits(cs43130->regmap, 1176 CS43130_DSD_PATH_CTL_1, 1177 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1178 /* 1179 * DSD Power Down Sequence 1180 * According to Design, 130ms is preferred. 1181 */ 1182 msleep(130); 1183 break; 1184 case CS43131_CHIP_ID: 1185 case CS43198_CHIP_ID: 1186 regmap_update_bits(cs43130->regmap, 1187 CS43130_DSD_PATH_CTL_1, 1188 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1189 break; 1190 } 1191 break; 1192 default: 1193 dev_err(component->dev, "Invalid event = 0x%x\n", event); 1194 return -EINVAL; 1195 } 1196 return 0; 1197} 1198 1199static int cs43130_pcm_event(struct snd_soc_dapm_widget *w, 1200 struct snd_kcontrol *kcontrol, int event) 1201{ 1202 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1203 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1204 1205 switch (event) { 1206 case SND_SOC_DAPM_PRE_PMU: 1207 switch (cs43130->dev_id) { 1208 case CS43130_CHIP_ID: 1209 case CS4399_CHIP_ID: 1210 regmap_multi_reg_write(cs43130->regmap, pcm_seq, 1211 ARRAY_SIZE(pcm_seq)); 1212 break; 1213 } 1214 break; 1215 case SND_SOC_DAPM_POST_PMU: 1216 regmap_update_bits(cs43130->regmap, CS43130_PCM_PATH_CTL_1, 1217 CS43130_MUTE_MASK, 0); 1218 switch (cs43130->dev_id) { 1219 case CS43130_CHIP_ID: 1220 case CS4399_CHIP_ID: 1221 regmap_multi_reg_write(cs43130->regmap, unmute_seq, 1222 ARRAY_SIZE(unmute_seq)); 1223 break; 1224 } 1225 break; 1226 case SND_SOC_DAPM_PRE_PMD: 1227 switch (cs43130->dev_id) { 1228 case CS43130_CHIP_ID: 1229 case CS4399_CHIP_ID: 1230 regmap_multi_reg_write(cs43130->regmap, mute_seq, 1231 ARRAY_SIZE(mute_seq)); 1232 regmap_update_bits(cs43130->regmap, 1233 CS43130_PCM_PATH_CTL_1, 1234 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1235 /* 1236 * PCM Power Down Sequence 1237 * According to Design, 130ms is preferred. 1238 */ 1239 msleep(130); 1240 break; 1241 case CS43131_CHIP_ID: 1242 case CS43198_CHIP_ID: 1243 regmap_update_bits(cs43130->regmap, 1244 CS43130_PCM_PATH_CTL_1, 1245 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1246 break; 1247 } 1248 break; 1249 default: 1250 dev_err(component->dev, "Invalid event = 0x%x\n", event); 1251 return -EINVAL; 1252 } 1253 return 0; 1254} 1255 1256static const struct reg_sequence dac_postpmu_seq[] = { 1257 {CS43130_DXD9, 0x0C}, 1258 {CS43130_DXD3, 0x10}, 1259 {CS43130_DXD4, 0x20}, 1260}; 1261 1262static const struct reg_sequence dac_postpmd_seq[] = { 1263 {CS43130_DXD1, 0x99}, 1264 {CS43130_DXD6, 0x01}, 1265 {CS43130_DXD1, 0}, 1266}; 1267 1268static int cs43130_dac_event(struct snd_soc_dapm_widget *w, 1269 struct snd_kcontrol *kcontrol, int event) 1270{ 1271 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1272 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1273 1274 switch (event) { 1275 case SND_SOC_DAPM_PRE_PMU: 1276 switch (cs43130->dev_id) { 1277 case CS43130_CHIP_ID: 1278 case CS4399_CHIP_ID: 1279 regmap_multi_reg_write(cs43130->regmap, pop_free_seq, 1280 ARRAY_SIZE(pop_free_seq)); 1281 break; 1282 case CS43131_CHIP_ID: 1283 case CS43198_CHIP_ID: 1284 regmap_multi_reg_write(cs43130->regmap, pop_free_seq2, 1285 ARRAY_SIZE(pop_free_seq2)); 1286 break; 1287 } 1288 break; 1289 case SND_SOC_DAPM_POST_PMU: 1290 usleep_range(10000, 10050); 1291 1292 regmap_write(cs43130->regmap, CS43130_DXD1, 0x99); 1293 1294 switch (cs43130->dev_id) { 1295 case CS43130_CHIP_ID: 1296 case CS4399_CHIP_ID: 1297 regmap_multi_reg_write(cs43130->regmap, dac_postpmu_seq, 1298 ARRAY_SIZE(dac_postpmu_seq)); 1299 /* 1300 * Per datasheet, Sec. PCM Power-Up Sequence. 1301 * According to Design, CS43130_DXD12 must be 0 to meet 1302 * THDN and Dynamic Range spec. 1303 */ 1304 msleep(1000); 1305 regmap_write(cs43130->regmap, CS43130_DXD12, 0); 1306 break; 1307 case CS43131_CHIP_ID: 1308 case CS43198_CHIP_ID: 1309 usleep_range(12000, 12010); 1310 regmap_write(cs43130->regmap, CS43130_DXD13, 0); 1311 break; 1312 } 1313 1314 regmap_write(cs43130->regmap, CS43130_DXD1, 0); 1315 break; 1316 case SND_SOC_DAPM_POST_PMD: 1317 switch (cs43130->dev_id) { 1318 case CS43130_CHIP_ID: 1319 case CS4399_CHIP_ID: 1320 regmap_multi_reg_write(cs43130->regmap, dac_postpmd_seq, 1321 ARRAY_SIZE(dac_postpmd_seq)); 1322 break; 1323 } 1324 break; 1325 default: 1326 dev_err(component->dev, "Invalid DAC event = 0x%x\n", event); 1327 return -EINVAL; 1328 } 1329 return 0; 1330} 1331 1332static const struct reg_sequence hpin_prepmd_seq[] = { 1333 {CS43130_DXD1, 0x99}, 1334 {CS43130_DXD15, 0x64}, 1335 {CS43130_DXD14, 0}, 1336 {CS43130_DXD2, 0}, 1337 {CS43130_DXD1, 0}, 1338}; 1339 1340static const struct reg_sequence hpin_postpmu_seq[] = { 1341 {CS43130_DXD1, 0x99}, 1342 {CS43130_DXD2, 1}, 1343 {CS43130_DXD14, 0xDC}, 1344 {CS43130_DXD15, 0xE4}, 1345 {CS43130_DXD1, 0}, 1346}; 1347 1348static int cs43130_hpin_event(struct snd_soc_dapm_widget *w, 1349 struct snd_kcontrol *kcontrol, int event) 1350{ 1351 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1352 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1353 1354 switch (event) { 1355 case SND_SOC_DAPM_POST_PMD: 1356 regmap_multi_reg_write(cs43130->regmap, hpin_prepmd_seq, 1357 ARRAY_SIZE(hpin_prepmd_seq)); 1358 break; 1359 case SND_SOC_DAPM_PRE_PMU: 1360 regmap_multi_reg_write(cs43130->regmap, hpin_postpmu_seq, 1361 ARRAY_SIZE(hpin_postpmu_seq)); 1362 break; 1363 default: 1364 dev_err(component->dev, "Invalid HPIN event = 0x%x\n", event); 1365 return -EINVAL; 1366 } 1367 return 0; 1368} 1369 1370static const struct snd_soc_dapm_widget digital_hp_widgets[] = { 1371 SND_SOC_DAPM_OUTPUT("HPOUTA"), 1372 SND_SOC_DAPM_OUTPUT("HPOUTB"), 1373 1374 SND_SOC_DAPM_AIF_IN_E("ASPIN PCM", NULL, 0, CS43130_PWDN_CTL, 1375 CS43130_PDN_ASP_SHIFT, 1, cs43130_pcm_event, 1376 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1377 SND_SOC_DAPM_PRE_PMD)), 1378 1379 SND_SOC_DAPM_AIF_IN_E("ASPIN DoP", NULL, 0, CS43130_PWDN_CTL, 1380 CS43130_PDN_ASP_SHIFT, 1, cs43130_dsd_event, 1381 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1382 SND_SOC_DAPM_PRE_PMD)), 1383 1384 SND_SOC_DAPM_AIF_IN_E("XSPIN DoP", NULL, 0, CS43130_PWDN_CTL, 1385 CS43130_PDN_XSP_SHIFT, 1, cs43130_dsd_event, 1386 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1387 SND_SOC_DAPM_PRE_PMD)), 1388 1389 SND_SOC_DAPM_AIF_IN_E("XSPIN DSD", NULL, 0, CS43130_PWDN_CTL, 1390 CS43130_PDN_DSDIF_SHIFT, 1, cs43130_dsd_event, 1391 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1392 SND_SOC_DAPM_PRE_PMD)), 1393 1394 SND_SOC_DAPM_DAC("DSD", NULL, CS43130_DSD_PATH_CTL_2, 1395 CS43130_DSD_EN_SHIFT, 0), 1396 1397 SND_SOC_DAPM_DAC_E("HiFi DAC", NULL, CS43130_PWDN_CTL, 1398 CS43130_PDN_HP_SHIFT, 1, cs43130_dac_event, 1399 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1400 SND_SOC_DAPM_POST_PMD)), 1401}; 1402 1403static const struct snd_soc_dapm_widget analog_hp_widgets[] = { 1404 SND_SOC_DAPM_DAC_E("Analog Playback", NULL, CS43130_HP_OUT_CTL_1, 1405 CS43130_HP_IN_EN_SHIFT, 0, cs43130_hpin_event, 1406 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)), 1407}; 1408 1409static struct snd_soc_dapm_widget all_hp_widgets[ 1410 ARRAY_SIZE(digital_hp_widgets) + 1411 ARRAY_SIZE(analog_hp_widgets)]; 1412 1413static const struct snd_soc_dapm_route digital_hp_routes[] = { 1414 {"ASPIN PCM", NULL, "ASP PCM Playback"}, 1415 {"ASPIN DoP", NULL, "ASP DoP Playback"}, 1416 {"XSPIN DoP", NULL, "XSP DoP Playback"}, 1417 {"XSPIN DSD", NULL, "XSP DSD Playback"}, 1418 {"DSD", NULL, "ASPIN DoP"}, 1419 {"DSD", NULL, "XSPIN DoP"}, 1420 {"DSD", NULL, "XSPIN DSD"}, 1421 {"HiFi DAC", NULL, "ASPIN PCM"}, 1422 {"HiFi DAC", NULL, "DSD"}, 1423 {"HPOUTA", NULL, "HiFi DAC"}, 1424 {"HPOUTB", NULL, "HiFi DAC"}, 1425}; 1426 1427static const struct snd_soc_dapm_route analog_hp_routes[] = { 1428 {"HPOUTA", NULL, "Analog Playback"}, 1429 {"HPOUTB", NULL, "Analog Playback"}, 1430}; 1431 1432static struct snd_soc_dapm_route all_hp_routes[ 1433 ARRAY_SIZE(digital_hp_routes) + 1434 ARRAY_SIZE(analog_hp_routes)]; 1435 1436static const unsigned int cs43130_asp_src_rates[] = { 1437 32000, 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000 1438}; 1439 1440static const struct snd_pcm_hw_constraint_list cs43130_asp_constraints = { 1441 .count = ARRAY_SIZE(cs43130_asp_src_rates), 1442 .list = cs43130_asp_src_rates, 1443}; 1444 1445static int cs43130_pcm_startup(struct snd_pcm_substream *substream, 1446 struct snd_soc_dai *dai) 1447{ 1448 return snd_pcm_hw_constraint_list(substream->runtime, 0, 1449 SNDRV_PCM_HW_PARAM_RATE, 1450 &cs43130_asp_constraints); 1451} 1452 1453static const unsigned int cs43130_dop_src_rates[] = { 1454 176400, 352800, 1455}; 1456 1457static const struct snd_pcm_hw_constraint_list cs43130_dop_constraints = { 1458 .count = ARRAY_SIZE(cs43130_dop_src_rates), 1459 .list = cs43130_dop_src_rates, 1460}; 1461 1462static int cs43130_dop_startup(struct snd_pcm_substream *substream, 1463 struct snd_soc_dai *dai) 1464{ 1465 return snd_pcm_hw_constraint_list(substream->runtime, 0, 1466 SNDRV_PCM_HW_PARAM_RATE, 1467 &cs43130_dop_constraints); 1468} 1469 1470static int cs43130_pcm_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1471{ 1472 struct snd_soc_component *component = codec_dai->component; 1473 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1474 1475 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1476 case SND_SOC_DAIFMT_CBS_CFS: 1477 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS; 1478 break; 1479 case SND_SOC_DAIFMT_CBM_CFM: 1480 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM; 1481 break; 1482 default: 1483 dev_err(component->dev, "unsupported mode\n"); 1484 return -EINVAL; 1485 } 1486 1487 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1488 case SND_SOC_DAIFMT_I2S: 1489 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_I2S; 1490 break; 1491 case SND_SOC_DAIFMT_LEFT_J: 1492 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_LEFT_J; 1493 break; 1494 case SND_SOC_DAIFMT_DSP_A: 1495 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_A; 1496 break; 1497 case SND_SOC_DAIFMT_DSP_B: 1498 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_B; 1499 break; 1500 default: 1501 dev_err(component->dev, 1502 "unsupported audio format\n"); 1503 return -EINVAL; 1504 } 1505 1506 dev_dbg(component->dev, "dai_id = %d, dai_mode = %u, dai_format = %u\n", 1507 codec_dai->id, 1508 cs43130->dais[codec_dai->id].dai_mode, 1509 cs43130->dais[codec_dai->id].dai_format); 1510 1511 return 0; 1512} 1513 1514static int cs43130_dsd_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1515{ 1516 struct snd_soc_component *component = codec_dai->component; 1517 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1518 1519 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1520 case SND_SOC_DAIFMT_CBS_CFS: 1521 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS; 1522 break; 1523 case SND_SOC_DAIFMT_CBM_CFM: 1524 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM; 1525 break; 1526 default: 1527 dev_err(component->dev, "Unsupported DAI format.\n"); 1528 return -EINVAL; 1529 } 1530 1531 dev_dbg(component->dev, "dai_mode = 0x%x\n", 1532 cs43130->dais[codec_dai->id].dai_mode); 1533 1534 return 0; 1535} 1536 1537static int cs43130_set_sysclk(struct snd_soc_dai *codec_dai, 1538 int clk_id, unsigned int freq, int dir) 1539{ 1540 struct snd_soc_component *component = codec_dai->component; 1541 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1542 1543 cs43130->dais[codec_dai->id].sclk = freq; 1544 dev_dbg(component->dev, "dai_id = %d, sclk = %u\n", codec_dai->id, 1545 cs43130->dais[codec_dai->id].sclk); 1546 1547 return 0; 1548} 1549 1550static const struct snd_soc_dai_ops cs43130_pcm_ops = { 1551 .startup = cs43130_pcm_startup, 1552 .hw_params = cs43130_hw_params, 1553 .hw_free = cs43130_hw_free, 1554 .set_sysclk = cs43130_set_sysclk, 1555 .set_fmt = cs43130_pcm_set_fmt, 1556}; 1557 1558static const struct snd_soc_dai_ops cs43130_dop_ops = { 1559 .startup = cs43130_dop_startup, 1560 .hw_params = cs43130_hw_params, 1561 .hw_free = cs43130_hw_free, 1562 .set_sysclk = cs43130_set_sysclk, 1563 .set_fmt = cs43130_pcm_set_fmt, 1564}; 1565 1566static const struct snd_soc_dai_ops cs43130_dsd_ops = { 1567 .startup = cs43130_dop_startup, 1568 .hw_params = cs43130_dsd_hw_params, 1569 .hw_free = cs43130_hw_free, 1570 .set_fmt = cs43130_dsd_set_fmt, 1571}; 1572 1573static struct snd_soc_dai_driver cs43130_dai[] = { 1574 { 1575 .name = "cs43130-asp-pcm", 1576 .id = CS43130_ASP_PCM_DAI, 1577 .playback = { 1578 .stream_name = "ASP PCM Playback", 1579 .channels_min = 1, 1580 .channels_max = 2, 1581 .rates = SNDRV_PCM_RATE_KNOT, 1582 .formats = CS43130_PCM_FORMATS, 1583 }, 1584 .ops = &cs43130_pcm_ops, 1585 .symmetric_rate = 1, 1586 }, 1587 { 1588 .name = "cs43130-asp-dop", 1589 .id = CS43130_ASP_DOP_DAI, 1590 .playback = { 1591 .stream_name = "ASP DoP Playback", 1592 .channels_min = 1, 1593 .channels_max = 2, 1594 .rates = SNDRV_PCM_RATE_KNOT, 1595 .formats = CS43130_DOP_FORMATS, 1596 }, 1597 .ops = &cs43130_dop_ops, 1598 .symmetric_rate = 1, 1599 }, 1600 { 1601 .name = "cs43130-xsp-dop", 1602 .id = CS43130_XSP_DOP_DAI, 1603 .playback = { 1604 .stream_name = "XSP DoP Playback", 1605 .channels_min = 1, 1606 .channels_max = 2, 1607 .rates = SNDRV_PCM_RATE_KNOT, 1608 .formats = CS43130_DOP_FORMATS, 1609 }, 1610 .ops = &cs43130_dop_ops, 1611 .symmetric_rate = 1, 1612 }, 1613 { 1614 .name = "cs43130-xsp-dsd", 1615 .id = CS43130_XSP_DSD_DAI, 1616 .playback = { 1617 .stream_name = "XSP DSD Playback", 1618 .channels_min = 1, 1619 .channels_max = 2, 1620 .rates = SNDRV_PCM_RATE_KNOT, 1621 .formats = CS43130_DOP_FORMATS, 1622 }, 1623 .ops = &cs43130_dsd_ops, 1624 }, 1625 1626}; 1627 1628static int cs43130_component_set_sysclk(struct snd_soc_component *component, 1629 int clk_id, int source, unsigned int freq, 1630 int dir) 1631{ 1632 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1633 1634 dev_dbg(component->dev, "clk_id = %d, source = %d, freq = %d, dir = %d\n", 1635 clk_id, source, freq, dir); 1636 1637 switch (freq) { 1638 case CS43130_MCLK_22M: 1639 case CS43130_MCLK_24M: 1640 cs43130->mclk = freq; 1641 break; 1642 default: 1643 dev_err(component->dev, "Invalid MCLK INT freq: %u\n", freq); 1644 return -EINVAL; 1645 } 1646 1647 if (source == CS43130_MCLK_SRC_EXT) { 1648 cs43130->pll_bypass = true; 1649 } else { 1650 dev_err(component->dev, "Invalid MCLK source\n"); 1651 return -EINVAL; 1652 } 1653 1654 return 0; 1655} 1656 1657static inline u16 cs43130_get_ac_reg_val(u16 ac_freq) 1658{ 1659 /* AC freq is counted in 5.94Hz step. */ 1660 return ac_freq / 6; 1661} 1662 1663static int cs43130_show_dc(struct device *dev, char *buf, u8 ch) 1664{ 1665 struct i2c_client *client = to_i2c_client(dev); 1666 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 1667 1668 if (!cs43130->hpload_done) 1669 return sysfs_emit(buf, "NO_HPLOAD\n"); 1670 else 1671 return sysfs_emit(buf, "%u\n", cs43130->hpload_dc[ch]); 1672} 1673 1674static ssize_t hpload_dc_l_show(struct device *dev, 1675 struct device_attribute *attr, char *buf) 1676{ 1677 return cs43130_show_dc(dev, buf, HP_LEFT); 1678} 1679 1680static ssize_t hpload_dc_r_show(struct device *dev, 1681 struct device_attribute *attr, char *buf) 1682{ 1683 return cs43130_show_dc(dev, buf, HP_RIGHT); 1684} 1685 1686static const u16 cs43130_ac_freq[CS43130_AC_FREQ] = { 1687 24, 1688 43, 1689 93, 1690 200, 1691 431, 1692 928, 1693 2000, 1694 4309, 1695 9283, 1696 20000, 1697}; 1698 1699static int cs43130_show_ac(struct device *dev, char *buf, u8 ch) 1700{ 1701 int i, j = 0, tmp; 1702 struct i2c_client *client = to_i2c_client(dev); 1703 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 1704 1705 if (cs43130->hpload_done && cs43130->ac_meas) { 1706 for (i = 0; i < ARRAY_SIZE(cs43130_ac_freq); i++) { 1707 tmp = sysfs_emit_at(buf, j, "%u\n", 1708 cs43130->hpload_ac[i][ch]); 1709 if (!tmp) 1710 break; 1711 1712 j += tmp; 1713 } 1714 1715 return j; 1716 } else { 1717 return sysfs_emit(buf, "NO_HPLOAD\n"); 1718 } 1719} 1720 1721static ssize_t hpload_ac_l_show(struct device *dev, 1722 struct device_attribute *attr, char *buf) 1723{ 1724 return cs43130_show_ac(dev, buf, HP_LEFT); 1725} 1726 1727static ssize_t hpload_ac_r_show(struct device *dev, 1728 struct device_attribute *attr, char *buf) 1729{ 1730 return cs43130_show_ac(dev, buf, HP_RIGHT); 1731} 1732 1733static DEVICE_ATTR_RO(hpload_dc_l); 1734static DEVICE_ATTR_RO(hpload_dc_r); 1735static DEVICE_ATTR_RO(hpload_ac_l); 1736static DEVICE_ATTR_RO(hpload_ac_r); 1737 1738static struct attribute *hpload_attrs[] = { 1739 &dev_attr_hpload_dc_l.attr, 1740 &dev_attr_hpload_dc_r.attr, 1741 &dev_attr_hpload_ac_l.attr, 1742 &dev_attr_hpload_ac_r.attr, 1743}; 1744ATTRIBUTE_GROUPS(hpload); 1745 1746static struct reg_sequence hp_en_cal_seq[] = { 1747 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1748 {CS43130_HP_MEAS_LOAD_1, 0}, 1749 {CS43130_HP_MEAS_LOAD_2, 0}, 1750 {CS43130_INT_MASK_4, 0}, 1751 {CS43130_DXD1, 0x99}, 1752 {CS43130_DXD16, 0xBB}, 1753 {CS43130_DXD12, 0x01}, 1754 {CS43130_DXD19, 0xCB}, 1755 {CS43130_DXD17, 0x95}, 1756 {CS43130_DXD18, 0x0B}, 1757 {CS43130_DXD1, 0}, 1758 {CS43130_HP_LOAD_1, 0x80}, 1759}; 1760 1761static struct reg_sequence hp_en_cal_seq2[] = { 1762 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1763 {CS43130_HP_MEAS_LOAD_1, 0}, 1764 {CS43130_HP_MEAS_LOAD_2, 0}, 1765 {CS43130_INT_MASK_4, 0}, 1766 {CS43130_HP_LOAD_1, 0x80}, 1767}; 1768 1769static struct reg_sequence hp_dis_cal_seq[] = { 1770 {CS43130_HP_LOAD_1, 0x80}, 1771 {CS43130_DXD1, 0x99}, 1772 {CS43130_DXD12, 0}, 1773 {CS43130_DXD1, 0}, 1774 {CS43130_HP_LOAD_1, 0}, 1775}; 1776 1777static struct reg_sequence hp_dis_cal_seq2[] = { 1778 {CS43130_HP_LOAD_1, 0x80}, 1779 {CS43130_HP_LOAD_1, 0}, 1780}; 1781 1782static struct reg_sequence hp_dc_ch_l_seq[] = { 1783 {CS43130_DXD1, 0x99}, 1784 {CS43130_DXD19, 0x0A}, 1785 {CS43130_DXD17, 0x93}, 1786 {CS43130_DXD18, 0x0A}, 1787 {CS43130_DXD1, 0}, 1788 {CS43130_HP_LOAD_1, 0x80}, 1789 {CS43130_HP_LOAD_1, 0x81}, 1790}; 1791 1792static struct reg_sequence hp_dc_ch_l_seq2[] = { 1793 {CS43130_HP_LOAD_1, 0x80}, 1794 {CS43130_HP_LOAD_1, 0x81}, 1795}; 1796 1797static struct reg_sequence hp_dc_ch_r_seq[] = { 1798 {CS43130_DXD1, 0x99}, 1799 {CS43130_DXD19, 0x8A}, 1800 {CS43130_DXD17, 0x15}, 1801 {CS43130_DXD18, 0x06}, 1802 {CS43130_DXD1, 0}, 1803 {CS43130_HP_LOAD_1, 0x90}, 1804 {CS43130_HP_LOAD_1, 0x91}, 1805}; 1806 1807static struct reg_sequence hp_dc_ch_r_seq2[] = { 1808 {CS43130_HP_LOAD_1, 0x90}, 1809 {CS43130_HP_LOAD_1, 0x91}, 1810}; 1811 1812static struct reg_sequence hp_ac_ch_l_seq[] = { 1813 {CS43130_DXD1, 0x99}, 1814 {CS43130_DXD19, 0x0A}, 1815 {CS43130_DXD17, 0x93}, 1816 {CS43130_DXD18, 0x0A}, 1817 {CS43130_DXD1, 0}, 1818 {CS43130_HP_LOAD_1, 0x80}, 1819 {CS43130_HP_LOAD_1, 0x82}, 1820}; 1821 1822static struct reg_sequence hp_ac_ch_l_seq2[] = { 1823 {CS43130_HP_LOAD_1, 0x80}, 1824 {CS43130_HP_LOAD_1, 0x82}, 1825}; 1826 1827static struct reg_sequence hp_ac_ch_r_seq[] = { 1828 {CS43130_DXD1, 0x99}, 1829 {CS43130_DXD19, 0x8A}, 1830 {CS43130_DXD17, 0x15}, 1831 {CS43130_DXD18, 0x06}, 1832 {CS43130_DXD1, 0}, 1833 {CS43130_HP_LOAD_1, 0x90}, 1834 {CS43130_HP_LOAD_1, 0x92}, 1835}; 1836 1837static struct reg_sequence hp_ac_ch_r_seq2[] = { 1838 {CS43130_HP_LOAD_1, 0x90}, 1839 {CS43130_HP_LOAD_1, 0x92}, 1840}; 1841 1842static struct reg_sequence hp_cln_seq[] = { 1843 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1844 {CS43130_HP_MEAS_LOAD_1, 0}, 1845 {CS43130_HP_MEAS_LOAD_2, 0}, 1846}; 1847 1848struct reg_sequences { 1849 struct reg_sequence *seq; 1850 int size; 1851 unsigned int msk; 1852}; 1853 1854static struct reg_sequences hpload_seq1[] = { 1855 { 1856 .seq = hp_en_cal_seq, 1857 .size = ARRAY_SIZE(hp_en_cal_seq), 1858 .msk = CS43130_HPLOAD_ON_INT, 1859 }, 1860 { 1861 .seq = hp_dc_ch_l_seq, 1862 .size = ARRAY_SIZE(hp_dc_ch_l_seq), 1863 .msk = CS43130_HPLOAD_DC_INT, 1864 }, 1865 { 1866 .seq = hp_ac_ch_l_seq, 1867 .size = ARRAY_SIZE(hp_ac_ch_l_seq), 1868 .msk = CS43130_HPLOAD_AC_INT, 1869 }, 1870 { 1871 .seq = hp_dis_cal_seq, 1872 .size = ARRAY_SIZE(hp_dis_cal_seq), 1873 .msk = CS43130_HPLOAD_OFF_INT, 1874 }, 1875 { 1876 .seq = hp_en_cal_seq, 1877 .size = ARRAY_SIZE(hp_en_cal_seq), 1878 .msk = CS43130_HPLOAD_ON_INT, 1879 }, 1880 { 1881 .seq = hp_dc_ch_r_seq, 1882 .size = ARRAY_SIZE(hp_dc_ch_r_seq), 1883 .msk = CS43130_HPLOAD_DC_INT, 1884 }, 1885 { 1886 .seq = hp_ac_ch_r_seq, 1887 .size = ARRAY_SIZE(hp_ac_ch_r_seq), 1888 .msk = CS43130_HPLOAD_AC_INT, 1889 }, 1890}; 1891 1892static struct reg_sequences hpload_seq2[] = { 1893 { 1894 .seq = hp_en_cal_seq2, 1895 .size = ARRAY_SIZE(hp_en_cal_seq2), 1896 .msk = CS43130_HPLOAD_ON_INT, 1897 }, 1898 { 1899 .seq = hp_dc_ch_l_seq2, 1900 .size = ARRAY_SIZE(hp_dc_ch_l_seq2), 1901 .msk = CS43130_HPLOAD_DC_INT, 1902 }, 1903 { 1904 .seq = hp_ac_ch_l_seq2, 1905 .size = ARRAY_SIZE(hp_ac_ch_l_seq2), 1906 .msk = CS43130_HPLOAD_AC_INT, 1907 }, 1908 { 1909 .seq = hp_dis_cal_seq2, 1910 .size = ARRAY_SIZE(hp_dis_cal_seq2), 1911 .msk = CS43130_HPLOAD_OFF_INT, 1912 }, 1913 { 1914 .seq = hp_en_cal_seq2, 1915 .size = ARRAY_SIZE(hp_en_cal_seq2), 1916 .msk = CS43130_HPLOAD_ON_INT, 1917 }, 1918 { 1919 .seq = hp_dc_ch_r_seq2, 1920 .size = ARRAY_SIZE(hp_dc_ch_r_seq2), 1921 .msk = CS43130_HPLOAD_DC_INT, 1922 }, 1923 { 1924 .seq = hp_ac_ch_r_seq2, 1925 .size = ARRAY_SIZE(hp_ac_ch_r_seq2), 1926 .msk = CS43130_HPLOAD_AC_INT, 1927 }, 1928}; 1929 1930static int cs43130_update_hpload(unsigned int msk, int ac_idx, 1931 struct cs43130_private *cs43130) 1932{ 1933 bool left_ch = true; 1934 unsigned int reg; 1935 u32 addr; 1936 u16 impedance; 1937 struct snd_soc_component *component = cs43130->component; 1938 1939 switch (msk) { 1940 case CS43130_HPLOAD_DC_INT: 1941 case CS43130_HPLOAD_AC_INT: 1942 break; 1943 default: 1944 return 0; 1945 } 1946 1947 regmap_read(cs43130->regmap, CS43130_HP_LOAD_1, ®); 1948 if (reg & CS43130_HPLOAD_CHN_SEL) 1949 left_ch = false; 1950 1951 if (msk == CS43130_HPLOAD_DC_INT) 1952 addr = CS43130_HP_DC_STAT_1; 1953 else 1954 addr = CS43130_HP_AC_STAT_1; 1955 1956 regmap_read(cs43130->regmap, addr, ®); 1957 impedance = reg >> 3; 1958 regmap_read(cs43130->regmap, addr + 1, ®); 1959 impedance |= reg << 5; 1960 1961 if (msk == CS43130_HPLOAD_DC_INT) { 1962 if (left_ch) 1963 cs43130->hpload_dc[HP_LEFT] = impedance; 1964 else 1965 cs43130->hpload_dc[HP_RIGHT] = impedance; 1966 1967 dev_dbg(component->dev, "HP DC impedance (Ch %u): %u\n", !left_ch, 1968 impedance); 1969 } else { 1970 if (left_ch) 1971 cs43130->hpload_ac[ac_idx][HP_LEFT] = impedance; 1972 else 1973 cs43130->hpload_ac[ac_idx][HP_RIGHT] = impedance; 1974 1975 dev_dbg(component->dev, "HP AC (%u Hz) impedance (Ch %u): %u\n", 1976 cs43130->ac_freq[ac_idx], !left_ch, impedance); 1977 } 1978 1979 return 0; 1980} 1981 1982static int cs43130_hpload_proc(struct cs43130_private *cs43130, 1983 struct reg_sequence *seq, int seq_size, 1984 unsigned int rslt_msk, int ac_idx) 1985{ 1986 int ret; 1987 unsigned int msk; 1988 u16 ac_reg_val; 1989 struct snd_soc_component *component = cs43130->component; 1990 1991 reinit_completion(&cs43130->hpload_evt); 1992 1993 if (rslt_msk == CS43130_HPLOAD_AC_INT) { 1994 ac_reg_val = cs43130_get_ac_reg_val(cs43130->ac_freq[ac_idx]); 1995 regmap_update_bits(cs43130->regmap, CS43130_HP_LOAD_1, 1996 CS43130_HPLOAD_AC_START, 0); 1997 regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_1, 1998 CS43130_HP_MEAS_LOAD_MASK, 1999 ac_reg_val >> CS43130_HP_MEAS_LOAD_1_SHIFT); 2000 regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_2, 2001 CS43130_HP_MEAS_LOAD_MASK, 2002 ac_reg_val >> CS43130_HP_MEAS_LOAD_2_SHIFT); 2003 } 2004 2005 regmap_multi_reg_write(cs43130->regmap, seq, 2006 seq_size); 2007 2008 ret = wait_for_completion_timeout(&cs43130->hpload_evt, 2009 msecs_to_jiffies(1000)); 2010 regmap_read(cs43130->regmap, CS43130_INT_MASK_4, &msk); 2011 if (!ret) { 2012 dev_err(component->dev, "Timeout waiting for HPLOAD interrupt\n"); 2013 return -1; 2014 } 2015 2016 dev_dbg(component->dev, "HP load stat: %x, INT_MASK_4: %x\n", 2017 cs43130->hpload_stat, msk); 2018 if ((cs43130->hpload_stat & (CS43130_HPLOAD_NO_DC_INT | 2019 CS43130_HPLOAD_UNPLUG_INT | 2020 CS43130_HPLOAD_OOR_INT)) || 2021 !(cs43130->hpload_stat & rslt_msk)) { 2022 dev_dbg(component->dev, "HP load measure failed\n"); 2023 return -1; 2024 } 2025 2026 return 0; 2027} 2028 2029static const struct reg_sequence hv_seq[][2] = { 2030 { 2031 {CS43130_CLASS_H_CTL, 0x1C}, 2032 {CS43130_HP_OUT_CTL_1, 0x10}, 2033 }, 2034 { 2035 {CS43130_CLASS_H_CTL, 0x1E}, 2036 {CS43130_HP_OUT_CTL_1, 0x20}, 2037 }, 2038 { 2039 {CS43130_CLASS_H_CTL, 0x1E}, 2040 {CS43130_HP_OUT_CTL_1, 0x30}, 2041 }, 2042}; 2043 2044static int cs43130_set_hv(struct regmap *regmap, u16 hpload_dc, 2045 const u16 *dc_threshold) 2046{ 2047 int i; 2048 2049 for (i = 0; i < CS43130_DC_THRESHOLD; i++) { 2050 if (hpload_dc <= dc_threshold[i]) 2051 break; 2052 } 2053 2054 regmap_multi_reg_write(regmap, hv_seq[i], ARRAY_SIZE(hv_seq[i])); 2055 2056 return 0; 2057} 2058 2059static void cs43130_imp_meas(struct work_struct *wk) 2060{ 2061 unsigned int reg, seq_size; 2062 int i, ret, ac_idx; 2063 struct cs43130_private *cs43130; 2064 struct snd_soc_component *component; 2065 struct reg_sequences *hpload_seq; 2066 2067 cs43130 = container_of(wk, struct cs43130_private, work); 2068 component = cs43130->component; 2069 2070 if (!cs43130->mclk) 2071 return; 2072 2073 cs43130->hpload_done = false; 2074 2075 mutex_lock(&cs43130->clk_mutex); 2076 if (!cs43130->clk_req) { 2077 /* clk not in use */ 2078 cs43130_set_pll(component, 0, 0, cs43130->mclk, CS43130_MCLK_22M); 2079 if (cs43130->pll_bypass) 2080 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 2081 else 2082 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 2083 } 2084 2085 cs43130->clk_req++; 2086 mutex_unlock(&cs43130->clk_mutex); 2087 2088 regmap_read(cs43130->regmap, CS43130_INT_STATUS_4, ®); 2089 2090 switch (cs43130->dev_id) { 2091 case CS43130_CHIP_ID: 2092 hpload_seq = hpload_seq1; 2093 seq_size = ARRAY_SIZE(hpload_seq1); 2094 break; 2095 case CS43131_CHIP_ID: 2096 hpload_seq = hpload_seq2; 2097 seq_size = ARRAY_SIZE(hpload_seq2); 2098 break; 2099 default: 2100 WARN(1, "Invalid dev_id for meas: %d", cs43130->dev_id); 2101 return; 2102 } 2103 2104 i = 0; 2105 ac_idx = 0; 2106 while (i < seq_size) { 2107 ret = cs43130_hpload_proc(cs43130, hpload_seq[i].seq, 2108 hpload_seq[i].size, 2109 hpload_seq[i].msk, ac_idx); 2110 if (ret < 0) 2111 goto exit; 2112 2113 cs43130_update_hpload(hpload_seq[i].msk, ac_idx, cs43130); 2114 2115 if (cs43130->ac_meas && 2116 hpload_seq[i].msk == CS43130_HPLOAD_AC_INT && 2117 ac_idx < CS43130_AC_FREQ - 1) { 2118 ac_idx++; 2119 } else { 2120 ac_idx = 0; 2121 i++; 2122 } 2123 } 2124 cs43130->hpload_done = true; 2125 2126 if (cs43130->hpload_dc[HP_LEFT] >= CS43130_LINEOUT_LOAD) 2127 snd_soc_jack_report(&cs43130->jack, CS43130_JACK_LINEOUT, 2128 CS43130_JACK_MASK); 2129 else 2130 snd_soc_jack_report(&cs43130->jack, CS43130_JACK_HEADPHONE, 2131 CS43130_JACK_MASK); 2132 2133 dev_dbg(component->dev, "Set HP output control. DC threshold\n"); 2134 for (i = 0; i < CS43130_DC_THRESHOLD; i++) 2135 dev_dbg(component->dev, "DC threshold[%d]: %u.\n", i, 2136 cs43130->dc_threshold[i]); 2137 2138 cs43130_set_hv(cs43130->regmap, cs43130->hpload_dc[HP_LEFT], 2139 cs43130->dc_threshold); 2140 2141exit: 2142 switch (cs43130->dev_id) { 2143 case CS43130_CHIP_ID: 2144 cs43130_hpload_proc(cs43130, hp_dis_cal_seq, 2145 ARRAY_SIZE(hp_dis_cal_seq), 2146 CS43130_HPLOAD_OFF_INT, ac_idx); 2147 break; 2148 case CS43131_CHIP_ID: 2149 cs43130_hpload_proc(cs43130, hp_dis_cal_seq2, 2150 ARRAY_SIZE(hp_dis_cal_seq2), 2151 CS43130_HPLOAD_OFF_INT, ac_idx); 2152 break; 2153 } 2154 2155 regmap_multi_reg_write(cs43130->regmap, hp_cln_seq, 2156 ARRAY_SIZE(hp_cln_seq)); 2157 2158 mutex_lock(&cs43130->clk_mutex); 2159 cs43130->clk_req--; 2160 /* clk not in use */ 2161 if (!cs43130->clk_req) 2162 cs43130_change_clksrc(component, CS43130_MCLK_SRC_RCO); 2163 mutex_unlock(&cs43130->clk_mutex); 2164} 2165 2166static irqreturn_t cs43130_irq_thread(int irq, void *data) 2167{ 2168 struct cs43130_private *cs43130 = (struct cs43130_private *)data; 2169 struct snd_soc_component *component = cs43130->component; 2170 unsigned int stickies[CS43130_NUM_INT]; 2171 unsigned int irq_occurrence = 0; 2172 unsigned int masks[CS43130_NUM_INT]; 2173 int i, j; 2174 2175 for (i = 0; i < ARRAY_SIZE(stickies); i++) { 2176 regmap_read(cs43130->regmap, CS43130_INT_STATUS_1 + i, 2177 &stickies[i]); 2178 regmap_read(cs43130->regmap, CS43130_INT_MASK_1 + i, 2179 &masks[i]); 2180 } 2181 2182 for (i = 0; i < ARRAY_SIZE(stickies); i++) { 2183 stickies[i] = stickies[i] & (~masks[i]); 2184 for (j = 0; j < 8; j++) 2185 irq_occurrence += (stickies[i] >> j) & 1; 2186 } 2187 dev_dbg(component->dev, "number of interrupts occurred (%u)\n", 2188 irq_occurrence); 2189 2190 if (!irq_occurrence) 2191 return IRQ_NONE; 2192 2193 if (stickies[0] & CS43130_XTAL_RDY_INT) { 2194 complete(&cs43130->xtal_rdy); 2195 return IRQ_HANDLED; 2196 } 2197 2198 if (stickies[0] & CS43130_PLL_RDY_INT) { 2199 complete(&cs43130->pll_rdy); 2200 return IRQ_HANDLED; 2201 } 2202 2203 if (stickies[3] & CS43130_HPLOAD_NO_DC_INT) { 2204 cs43130->hpload_stat = stickies[3]; 2205 dev_err(component->dev, 2206 "DC load has not completed before AC load (%x)\n", 2207 cs43130->hpload_stat); 2208 complete(&cs43130->hpload_evt); 2209 return IRQ_HANDLED; 2210 } 2211 2212 if (stickies[3] & CS43130_HPLOAD_UNPLUG_INT) { 2213 cs43130->hpload_stat = stickies[3]; 2214 dev_err(component->dev, "HP unplugged during measurement (%x)\n", 2215 cs43130->hpload_stat); 2216 complete(&cs43130->hpload_evt); 2217 return IRQ_HANDLED; 2218 } 2219 2220 if (stickies[3] & CS43130_HPLOAD_OOR_INT) { 2221 cs43130->hpload_stat = stickies[3]; 2222 dev_err(component->dev, "HP load out of range (%x)\n", 2223 cs43130->hpload_stat); 2224 complete(&cs43130->hpload_evt); 2225 return IRQ_HANDLED; 2226 } 2227 2228 if (stickies[3] & CS43130_HPLOAD_AC_INT) { 2229 cs43130->hpload_stat = stickies[3]; 2230 dev_dbg(component->dev, "HP AC load measurement done (%x)\n", 2231 cs43130->hpload_stat); 2232 complete(&cs43130->hpload_evt); 2233 return IRQ_HANDLED; 2234 } 2235 2236 if (stickies[3] & CS43130_HPLOAD_DC_INT) { 2237 cs43130->hpload_stat = stickies[3]; 2238 dev_dbg(component->dev, "HP DC load measurement done (%x)\n", 2239 cs43130->hpload_stat); 2240 complete(&cs43130->hpload_evt); 2241 return IRQ_HANDLED; 2242 } 2243 2244 if (stickies[3] & CS43130_HPLOAD_ON_INT) { 2245 cs43130->hpload_stat = stickies[3]; 2246 dev_dbg(component->dev, "HP load state machine on done (%x)\n", 2247 cs43130->hpload_stat); 2248 complete(&cs43130->hpload_evt); 2249 return IRQ_HANDLED; 2250 } 2251 2252 if (stickies[3] & CS43130_HPLOAD_OFF_INT) { 2253 cs43130->hpload_stat = stickies[3]; 2254 dev_dbg(component->dev, "HP load state machine off done (%x)\n", 2255 cs43130->hpload_stat); 2256 complete(&cs43130->hpload_evt); 2257 return IRQ_HANDLED; 2258 } 2259 2260 if (stickies[0] & CS43130_XTAL_ERR_INT) { 2261 dev_err(component->dev, "Crystal err: clock is not running\n"); 2262 return IRQ_HANDLED; 2263 } 2264 2265 if (stickies[0] & CS43130_HP_UNPLUG_INT) { 2266 dev_dbg(component->dev, "HP unplugged\n"); 2267 cs43130->hpload_done = false; 2268 snd_soc_jack_report(&cs43130->jack, 0, CS43130_JACK_MASK); 2269 return IRQ_HANDLED; 2270 } 2271 2272 if (stickies[0] & CS43130_HP_PLUG_INT) { 2273 if (cs43130->dc_meas && !cs43130->hpload_done && 2274 !work_busy(&cs43130->work)) { 2275 dev_dbg(component->dev, "HP load queue work\n"); 2276 queue_work(cs43130->wq, &cs43130->work); 2277 } 2278 2279 snd_soc_jack_report(&cs43130->jack, SND_JACK_MECHANICAL, 2280 CS43130_JACK_MASK); 2281 return IRQ_HANDLED; 2282 } 2283 2284 return IRQ_NONE; 2285} 2286 2287static int cs43130_probe(struct snd_soc_component *component) 2288{ 2289 int ret; 2290 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 2291 struct snd_soc_card *card = component->card; 2292 unsigned int reg; 2293 2294 cs43130->component = component; 2295 2296 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) { 2297 regmap_update_bits(cs43130->regmap, CS43130_CRYSTAL_SET, 2298 CS43130_XTAL_IBIAS_MASK, 2299 cs43130->xtal_ibias); 2300 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2301 CS43130_XTAL_ERR_INT, 0); 2302 } 2303 2304 ret = snd_soc_card_jack_new(card, "Headphone", CS43130_JACK_MASK, 2305 &cs43130->jack); 2306 if (ret < 0) { 2307 dev_err(component->dev, "Cannot create jack\n"); 2308 return ret; 2309 } 2310 2311 cs43130->hpload_done = false; 2312 if (cs43130->dc_meas) { 2313 ret = sysfs_create_groups(&component->dev->kobj, hpload_groups); 2314 if (ret) 2315 return ret; 2316 2317 cs43130->wq = create_singlethread_workqueue("cs43130_hp"); 2318 if (!cs43130->wq) { 2319 sysfs_remove_groups(&component->dev->kobj, hpload_groups); 2320 return -ENOMEM; 2321 } 2322 INIT_WORK(&cs43130->work, cs43130_imp_meas); 2323 } 2324 2325 regmap_read(cs43130->regmap, CS43130_INT_STATUS_1, ®); 2326 regmap_read(cs43130->regmap, CS43130_HP_STATUS, ®); 2327 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2328 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT, 0); 2329 regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT, 2330 CS43130_HP_DETECT_CTRL_MASK, 0); 2331 regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT, 2332 CS43130_HP_DETECT_CTRL_MASK, 2333 CS43130_HP_DETECT_CTRL_MASK); 2334 2335 return 0; 2336} 2337 2338static struct snd_soc_component_driver soc_component_dev_cs43130 = { 2339 .probe = cs43130_probe, 2340 .controls = cs43130_snd_controls, 2341 .num_controls = ARRAY_SIZE(cs43130_snd_controls), 2342 .set_sysclk = cs43130_component_set_sysclk, 2343 .set_pll = cs43130_set_pll, 2344 .idle_bias_on = 1, 2345 .use_pmdown_time = 1, 2346 .endianness = 1, 2347}; 2348 2349static const struct regmap_config cs43130_regmap = { 2350 .reg_bits = 24, 2351 .pad_bits = 8, 2352 .val_bits = 8, 2353 2354 .max_register = CS43130_LASTREG, 2355 .reg_defaults = cs43130_reg_defaults, 2356 .num_reg_defaults = ARRAY_SIZE(cs43130_reg_defaults), 2357 .readable_reg = cs43130_readable_register, 2358 .precious_reg = cs43130_precious_register, 2359 .volatile_reg = cs43130_volatile_register, 2360 .cache_type = REGCACHE_MAPLE, 2361 /* needed for regcache_sync */ 2362 .use_single_read = true, 2363 .use_single_write = true, 2364}; 2365 2366static const u16 cs43130_dc_threshold[CS43130_DC_THRESHOLD] = { 2367 50, 2368 120, 2369}; 2370 2371static int cs43130_handle_device_data(struct i2c_client *i2c_client, 2372 struct cs43130_private *cs43130) 2373{ 2374 struct device_node *np = i2c_client->dev.of_node; 2375 unsigned int val; 2376 int i; 2377 2378 if (of_property_read_u32(np, "cirrus,xtal-ibias", &val) < 0) { 2379 /* Crystal is unused. System clock is used for external MCLK */ 2380 cs43130->xtal_ibias = CS43130_XTAL_UNUSED; 2381 return 0; 2382 } 2383 2384 switch (val) { 2385 case 1: 2386 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_7_5UA; 2387 break; 2388 case 2: 2389 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_12_5UA; 2390 break; 2391 case 3: 2392 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_15UA; 2393 break; 2394 default: 2395 dev_err(&i2c_client->dev, 2396 "Invalid cirrus,xtal-ibias value: %d\n", val); 2397 return -EINVAL; 2398 } 2399 2400 cs43130->dc_meas = of_property_read_bool(np, "cirrus,dc-measure"); 2401 cs43130->ac_meas = of_property_read_bool(np, "cirrus,ac-measure"); 2402 2403 if (of_property_read_u16_array(np, "cirrus,ac-freq", cs43130->ac_freq, 2404 CS43130_AC_FREQ) < 0) { 2405 for (i = 0; i < CS43130_AC_FREQ; i++) 2406 cs43130->ac_freq[i] = cs43130_ac_freq[i]; 2407 } 2408 2409 if (of_property_read_u16_array(np, "cirrus,dc-threshold", 2410 cs43130->dc_threshold, 2411 CS43130_DC_THRESHOLD) < 0) { 2412 for (i = 0; i < CS43130_DC_THRESHOLD; i++) 2413 cs43130->dc_threshold[i] = cs43130_dc_threshold[i]; 2414 } 2415 2416 return 0; 2417} 2418 2419static int cs43130_i2c_probe(struct i2c_client *client) 2420{ 2421 struct cs43130_private *cs43130; 2422 int ret; 2423 unsigned int reg; 2424 int i, devid; 2425 2426 cs43130 = devm_kzalloc(&client->dev, sizeof(*cs43130), GFP_KERNEL); 2427 if (!cs43130) 2428 return -ENOMEM; 2429 2430 i2c_set_clientdata(client, cs43130); 2431 2432 cs43130->regmap = devm_regmap_init_i2c(client, &cs43130_regmap); 2433 if (IS_ERR(cs43130->regmap)) { 2434 ret = PTR_ERR(cs43130->regmap); 2435 return ret; 2436 } 2437 2438 if (client->dev.of_node) { 2439 ret = cs43130_handle_device_data(client, cs43130); 2440 if (ret != 0) 2441 return ret; 2442 } 2443 for (i = 0; i < ARRAY_SIZE(cs43130->supplies); i++) 2444 cs43130->supplies[i].supply = cs43130_supply_names[i]; 2445 2446 ret = devm_regulator_bulk_get(&client->dev, 2447 ARRAY_SIZE(cs43130->supplies), 2448 cs43130->supplies); 2449 if (ret != 0) { 2450 dev_err(&client->dev, "Failed to request supplies: %d\n", ret); 2451 return ret; 2452 } 2453 ret = regulator_bulk_enable(ARRAY_SIZE(cs43130->supplies), 2454 cs43130->supplies); 2455 if (ret != 0) { 2456 dev_err(&client->dev, "Failed to enable supplies: %d\n", ret); 2457 return ret; 2458 } 2459 2460 cs43130->reset_gpio = devm_gpiod_get_optional(&client->dev, 2461 "reset", GPIOD_OUT_LOW); 2462 if (IS_ERR(cs43130->reset_gpio)) { 2463 ret = PTR_ERR(cs43130->reset_gpio); 2464 goto err_supplies; 2465 } 2466 2467 gpiod_set_value_cansleep(cs43130->reset_gpio, 1); 2468 2469 usleep_range(2000, 2050); 2470 2471 devid = cirrus_read_device_id(cs43130->regmap, CS43130_DEVID_AB); 2472 if (devid < 0) { 2473 ret = devid; 2474 dev_err(&client->dev, "Failed to read device ID: %d\n", ret); 2475 goto err; 2476 } 2477 2478 switch (devid) { 2479 case CS43130_CHIP_ID: 2480 case CS4399_CHIP_ID: 2481 case CS43131_CHIP_ID: 2482 case CS43198_CHIP_ID: 2483 break; 2484 default: 2485 dev_err(&client->dev, 2486 "CS43130 Device ID %X. Expected ID %X, %X, %X or %X\n", 2487 devid, CS43130_CHIP_ID, CS4399_CHIP_ID, 2488 CS43131_CHIP_ID, CS43198_CHIP_ID); 2489 ret = -ENODEV; 2490 goto err; 2491 } 2492 2493 cs43130->dev_id = devid; 2494 ret = regmap_read(cs43130->regmap, CS43130_REV_ID, ®); 2495 if (ret < 0) { 2496 dev_err(&client->dev, "Get Revision ID failed\n"); 2497 goto err; 2498 } 2499 2500 dev_info(&client->dev, 2501 "Cirrus Logic CS43130 (%x), Revision: %02X\n", devid, 2502 reg & 0xFF); 2503 2504 mutex_init(&cs43130->clk_mutex); 2505 2506 init_completion(&cs43130->xtal_rdy); 2507 init_completion(&cs43130->pll_rdy); 2508 init_completion(&cs43130->hpload_evt); 2509 2510 ret = devm_request_threaded_irq(&client->dev, client->irq, 2511 NULL, cs43130_irq_thread, 2512 IRQF_ONESHOT | IRQF_TRIGGER_LOW, 2513 "cs43130", cs43130); 2514 if (ret != 0) { 2515 dev_err(&client->dev, "Failed to request IRQ: %d\n", ret); 2516 goto err; 2517 } 2518 2519 cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO; 2520 2521 pm_runtime_set_autosuspend_delay(&client->dev, 100); 2522 pm_runtime_use_autosuspend(&client->dev); 2523 pm_runtime_set_active(&client->dev); 2524 pm_runtime_enable(&client->dev); 2525 2526 switch (cs43130->dev_id) { 2527 case CS43130_CHIP_ID: 2528 case CS43131_CHIP_ID: 2529 memcpy(all_hp_widgets, digital_hp_widgets, 2530 sizeof(digital_hp_widgets)); 2531 memcpy(all_hp_widgets + ARRAY_SIZE(digital_hp_widgets), 2532 analog_hp_widgets, sizeof(analog_hp_widgets)); 2533 memcpy(all_hp_routes, digital_hp_routes, 2534 sizeof(digital_hp_routes)); 2535 memcpy(all_hp_routes + ARRAY_SIZE(digital_hp_routes), 2536 analog_hp_routes, sizeof(analog_hp_routes)); 2537 2538 soc_component_dev_cs43130.dapm_widgets = 2539 all_hp_widgets; 2540 soc_component_dev_cs43130.num_dapm_widgets = 2541 ARRAY_SIZE(all_hp_widgets); 2542 soc_component_dev_cs43130.dapm_routes = 2543 all_hp_routes; 2544 soc_component_dev_cs43130.num_dapm_routes = 2545 ARRAY_SIZE(all_hp_routes); 2546 break; 2547 case CS43198_CHIP_ID: 2548 case CS4399_CHIP_ID: 2549 soc_component_dev_cs43130.dapm_widgets = 2550 digital_hp_widgets; 2551 soc_component_dev_cs43130.num_dapm_widgets = 2552 ARRAY_SIZE(digital_hp_widgets); 2553 soc_component_dev_cs43130.dapm_routes = 2554 digital_hp_routes; 2555 soc_component_dev_cs43130.num_dapm_routes = 2556 ARRAY_SIZE(digital_hp_routes); 2557 break; 2558 } 2559 2560 ret = devm_snd_soc_register_component(&client->dev, 2561 &soc_component_dev_cs43130, 2562 cs43130_dai, ARRAY_SIZE(cs43130_dai)); 2563 if (ret < 0) { 2564 dev_err(&client->dev, 2565 "snd_soc_register_component failed with ret = %d\n", ret); 2566 goto err; 2567 } 2568 2569 regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG, 2570 CS43130_ASP_3ST_MASK, 0); 2571 regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG, 2572 CS43130_XSP_3ST_MASK, 0); 2573 2574 return 0; 2575 2576err: 2577 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2578err_supplies: 2579 regulator_bulk_disable(ARRAY_SIZE(cs43130->supplies), 2580 cs43130->supplies); 2581 2582 return ret; 2583} 2584 2585static void cs43130_i2c_remove(struct i2c_client *client) 2586{ 2587 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 2588 2589 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2590 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2591 CS43130_XTAL_ERR_INT, 2592 1 << CS43130_XTAL_ERR_INT_SHIFT); 2593 2594 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2595 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT, 2596 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT); 2597 2598 if (cs43130->dc_meas) { 2599 cancel_work_sync(&cs43130->work); 2600 flush_workqueue(cs43130->wq); 2601 2602 device_remove_file(&client->dev, &dev_attr_hpload_dc_l); 2603 device_remove_file(&client->dev, &dev_attr_hpload_dc_r); 2604 device_remove_file(&client->dev, &dev_attr_hpload_ac_l); 2605 device_remove_file(&client->dev, &dev_attr_hpload_ac_r); 2606 } 2607 2608 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2609 2610 pm_runtime_disable(&client->dev); 2611 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2612} 2613 2614static int __maybe_unused cs43130_runtime_suspend(struct device *dev) 2615{ 2616 struct cs43130_private *cs43130 = dev_get_drvdata(dev); 2617 2618 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2619 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2620 CS43130_XTAL_ERR_INT, 2621 1 << CS43130_XTAL_ERR_INT_SHIFT); 2622 2623 regcache_cache_only(cs43130->regmap, true); 2624 regcache_mark_dirty(cs43130->regmap); 2625 2626 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2627 2628 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2629 2630 return 0; 2631} 2632 2633static int __maybe_unused cs43130_runtime_resume(struct device *dev) 2634{ 2635 struct cs43130_private *cs43130 = dev_get_drvdata(dev); 2636 int ret; 2637 2638 ret = regulator_bulk_enable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2639 if (ret != 0) { 2640 dev_err(dev, "Failed to enable supplies: %d\n", ret); 2641 return ret; 2642 } 2643 2644 regcache_cache_only(cs43130->regmap, false); 2645 2646 gpiod_set_value_cansleep(cs43130->reset_gpio, 1); 2647 2648 usleep_range(2000, 2050); 2649 2650 ret = regcache_sync(cs43130->regmap); 2651 if (ret != 0) { 2652 dev_err(dev, "Failed to restore register cache\n"); 2653 goto err; 2654 } 2655 2656 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2657 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2658 CS43130_XTAL_ERR_INT, 0); 2659 2660 return 0; 2661err: 2662 regcache_cache_only(cs43130->regmap, true); 2663 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2664 2665 return ret; 2666} 2667 2668static const struct dev_pm_ops cs43130_runtime_pm = { 2669 SET_RUNTIME_PM_OPS(cs43130_runtime_suspend, cs43130_runtime_resume, 2670 NULL) 2671}; 2672 2673static const struct of_device_id cs43130_of_match[] = { 2674 {.compatible = "cirrus,cs43130",}, 2675 {.compatible = "cirrus,cs4399",}, 2676 {.compatible = "cirrus,cs43131",}, 2677 {.compatible = "cirrus,cs43198",}, 2678 {}, 2679}; 2680 2681MODULE_DEVICE_TABLE(of, cs43130_of_match); 2682 2683static const struct i2c_device_id cs43130_i2c_id[] = { 2684 {"cs43130", 0}, 2685 {"cs4399", 0}, 2686 {"cs43131", 0}, 2687 {"cs43198", 0}, 2688 {} 2689}; 2690 2691MODULE_DEVICE_TABLE(i2c, cs43130_i2c_id); 2692 2693static struct i2c_driver cs43130_i2c_driver = { 2694 .driver = { 2695 .name = "cs43130", 2696 .of_match_table = cs43130_of_match, 2697 .pm = &cs43130_runtime_pm, 2698 }, 2699 .id_table = cs43130_i2c_id, 2700 .probe = cs43130_i2c_probe, 2701 .remove = cs43130_i2c_remove, 2702}; 2703 2704module_i2c_driver(cs43130_i2c_driver); 2705 2706MODULE_AUTHOR("Li Xu <li.xu@cirrus.com>"); 2707MODULE_DESCRIPTION("Cirrus Logic CS43130 ALSA SoC Codec Driver"); 2708MODULE_LICENSE("GPL"); 2709