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/consumer.h> 15 #include <linux/platform_device.h> 16 #include <linux/pm.h> 17 #include <linux/i2c.h> 18 #include <linux/property.h> 19 #include <linux/regmap.h> 20 #include <linux/slab.h> 21 #include <sound/core.h> 22 #include <sound/pcm.h> 23 #include <sound/pcm_params.h> 24 #include <sound/soc.h> 25 #include <sound/soc-dapm.h> 26 #include <sound/initval.h> 27 #include <sound/tlv.h> 28 #include <linux/regulator/consumer.h> 29 #include <linux/pm_runtime.h> 30 #include <linux/completion.h> 31 #include <linux/mutex.h> 32 #include <linux/workqueue.h> 33 #include <sound/jack.h> 34 35 #include "cs43130.h" 36 #include "cirrus_legacy.h" 37 38 static const struct reg_default cs43130_reg_defaults[] = { 39 {CS43130_SYS_CLK_CTL_1, 0x06}, 40 {CS43130_SP_SRATE, 0x01}, 41 {CS43130_SP_BITSIZE, 0x05}, 42 {CS43130_PAD_INT_CFG, 0x03}, 43 {CS43130_PWDN_CTL, 0xFE}, 44 {CS43130_CRYSTAL_SET, 0x04}, 45 {CS43130_PLL_SET_1, 0x00}, 46 {CS43130_PLL_SET_2, 0x00}, 47 {CS43130_PLL_SET_3, 0x00}, 48 {CS43130_PLL_SET_4, 0x00}, 49 {CS43130_PLL_SET_5, 0x40}, 50 {CS43130_PLL_SET_6, 0x10}, 51 {CS43130_PLL_SET_7, 0x80}, 52 {CS43130_PLL_SET_8, 0x03}, 53 {CS43130_PLL_SET_9, 0x02}, 54 {CS43130_PLL_SET_10, 0x02}, 55 {CS43130_CLKOUT_CTL, 0x00}, 56 {CS43130_ASP_NUM_1, 0x01}, 57 {CS43130_ASP_NUM_2, 0x00}, 58 {CS43130_ASP_DEN_1, 0x08}, 59 {CS43130_ASP_DEN_2, 0x00}, 60 {CS43130_ASP_LRCK_HI_TIME_1, 0x1F}, 61 {CS43130_ASP_LRCK_HI_TIME_2, 0x00}, 62 {CS43130_ASP_LRCK_PERIOD_1, 0x3F}, 63 {CS43130_ASP_LRCK_PERIOD_2, 0x00}, 64 {CS43130_ASP_CLOCK_CONF, 0x0C}, 65 {CS43130_ASP_FRAME_CONF, 0x0A}, 66 {CS43130_XSP_NUM_1, 0x01}, 67 {CS43130_XSP_NUM_2, 0x00}, 68 {CS43130_XSP_DEN_1, 0x02}, 69 {CS43130_XSP_DEN_2, 0x00}, 70 {CS43130_XSP_LRCK_HI_TIME_1, 0x1F}, 71 {CS43130_XSP_LRCK_HI_TIME_2, 0x00}, 72 {CS43130_XSP_LRCK_PERIOD_1, 0x3F}, 73 {CS43130_XSP_LRCK_PERIOD_2, 0x00}, 74 {CS43130_XSP_CLOCK_CONF, 0x0C}, 75 {CS43130_XSP_FRAME_CONF, 0x0A}, 76 {CS43130_ASP_CH_1_LOC, 0x00}, 77 {CS43130_ASP_CH_2_LOC, 0x00}, 78 {CS43130_ASP_CH_1_SZ_EN, 0x06}, 79 {CS43130_ASP_CH_2_SZ_EN, 0x0E}, 80 {CS43130_XSP_CH_1_LOC, 0x00}, 81 {CS43130_XSP_CH_2_LOC, 0x00}, 82 {CS43130_XSP_CH_1_SZ_EN, 0x06}, 83 {CS43130_XSP_CH_2_SZ_EN, 0x0E}, 84 {CS43130_DSD_VOL_B, 0x78}, 85 {CS43130_DSD_VOL_A, 0x78}, 86 {CS43130_DSD_PATH_CTL_1, 0xA8}, 87 {CS43130_DSD_INT_CFG, 0x00}, 88 {CS43130_DSD_PATH_CTL_2, 0x02}, 89 {CS43130_DSD_PCM_MIX_CTL, 0x00}, 90 {CS43130_DSD_PATH_CTL_3, 0x40}, 91 {CS43130_HP_OUT_CTL_1, 0x30}, 92 {CS43130_PCM_FILT_OPT, 0x02}, 93 {CS43130_PCM_VOL_B, 0x78}, 94 {CS43130_PCM_VOL_A, 0x78}, 95 {CS43130_PCM_PATH_CTL_1, 0xA8}, 96 {CS43130_PCM_PATH_CTL_2, 0x00}, 97 {CS43130_CLASS_H_CTL, 0x1E}, 98 {CS43130_HP_DETECT, 0x04}, 99 {CS43130_HP_LOAD_1, 0x00}, 100 {CS43130_HP_MEAS_LOAD_1, 0x00}, 101 {CS43130_HP_MEAS_LOAD_2, 0x00}, 102 {CS43130_INT_MASK_1, 0xFF}, 103 {CS43130_INT_MASK_2, 0xFF}, 104 {CS43130_INT_MASK_3, 0xFF}, 105 {CS43130_INT_MASK_4, 0xFF}, 106 {CS43130_INT_MASK_5, 0xFF}, 107 }; 108 109 static bool cs43130_volatile_register(struct device *dev, unsigned int reg) 110 { 111 switch (reg) { 112 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 113 case CS43130_HP_DC_STAT_1 ... CS43130_HP_DC_STAT_2: 114 case CS43130_HP_AC_STAT_1 ... CS43130_HP_AC_STAT_2: 115 return true; 116 default: 117 return false; 118 } 119 } 120 121 static bool cs43130_readable_register(struct device *dev, unsigned int reg) 122 { 123 switch (reg) { 124 case CS43130_DEVID_AB ... CS43130_SYS_CLK_CTL_1: 125 case CS43130_SP_SRATE ... CS43130_PAD_INT_CFG: 126 case CS43130_PWDN_CTL: 127 case CS43130_CRYSTAL_SET: 128 case CS43130_PLL_SET_1 ... CS43130_PLL_SET_5: 129 case CS43130_PLL_SET_6: 130 case CS43130_PLL_SET_7: 131 case CS43130_PLL_SET_8: 132 case CS43130_PLL_SET_9: 133 case CS43130_PLL_SET_10: 134 case CS43130_CLKOUT_CTL: 135 case CS43130_ASP_NUM_1 ... CS43130_ASP_FRAME_CONF: 136 case CS43130_XSP_NUM_1 ... CS43130_XSP_FRAME_CONF: 137 case CS43130_ASP_CH_1_LOC: 138 case CS43130_ASP_CH_2_LOC: 139 case CS43130_ASP_CH_1_SZ_EN: 140 case CS43130_ASP_CH_2_SZ_EN: 141 case CS43130_XSP_CH_1_LOC: 142 case CS43130_XSP_CH_2_LOC: 143 case CS43130_XSP_CH_1_SZ_EN: 144 case CS43130_XSP_CH_2_SZ_EN: 145 case CS43130_DSD_VOL_B ... CS43130_DSD_PATH_CTL_3: 146 case CS43130_HP_OUT_CTL_1: 147 case CS43130_PCM_FILT_OPT ... CS43130_PCM_PATH_CTL_2: 148 case CS43130_CLASS_H_CTL: 149 case CS43130_HP_DETECT: 150 case CS43130_HP_STATUS: 151 case CS43130_HP_LOAD_1: 152 case CS43130_HP_MEAS_LOAD_1: 153 case CS43130_HP_MEAS_LOAD_2: 154 case CS43130_HP_DC_STAT_1: 155 case CS43130_HP_DC_STAT_2: 156 case CS43130_HP_AC_STAT_1: 157 case CS43130_HP_AC_STAT_2: 158 case CS43130_HP_LOAD_STAT: 159 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 160 case CS43130_INT_MASK_1 ... CS43130_INT_MASK_5: 161 return true; 162 default: 163 return false; 164 } 165 } 166 167 static bool cs43130_precious_register(struct device *dev, unsigned int reg) 168 { 169 switch (reg) { 170 case CS43130_INT_STATUS_1 ... CS43130_INT_STATUS_5: 171 return true; 172 default: 173 return false; 174 } 175 } 176 177 struct cs43130_pll_params { 178 unsigned int pll_in; 179 u8 sclk_prediv; 180 u8 pll_div_int; 181 u32 pll_div_frac; 182 u8 pll_mode; 183 u8 pll_divout; 184 unsigned int pll_out; 185 u8 pll_cal_ratio; 186 }; 187 188 static const struct cs43130_pll_params pll_ratio_table[] = { 189 {9600000, 0x02, 0x49, 0x800000, 0x00, 0x08, 22579200, 151}, 190 {9600000, 0x02, 0x50, 0x000000, 0x00, 0x08, 24576000, 164}, 191 192 {11289600, 0x02, 0X40, 0, 0x01, 0x08, 22579200, 128}, 193 {11289600, 0x02, 0x44, 0x06F700, 0x0, 0x08, 24576000, 139}, 194 195 {12000000, 0x02, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120}, 196 {12000000, 0x02, 0x40, 0x000000, 0x00, 0x08, 24576000, 131}, 197 198 {12288000, 0x02, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118}, 199 {12288000, 0x02, 0x40, 0x000000, 0x01, 0x08, 24576000, 128}, 200 201 {13000000, 0x02, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111}, 202 {13000000, 0x02, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121}, 203 204 {19200000, 0x03, 0x49, 0x800000, 0x00, 0x08, 22579200, 151}, 205 {19200000, 0x03, 0x50, 0x000000, 0x00, 0x08, 24576000, 164}, 206 207 {22579200, 0, 0, 0, 0, 0, 22579200, 0}, 208 {22579200, 0x03, 0x44, 0x06F700, 0x00, 0x08, 24576000, 139}, 209 210 {24000000, 0x03, 0x49, 0x800000, 0x00, 0x0A, 22579200, 120}, 211 {24000000, 0x03, 0x40, 0x000000, 0x00, 0x08, 24576000, 131}, 212 213 {24576000, 0x03, 0x49, 0x800000, 0x01, 0x0A, 22579200, 118}, 214 {24576000, 0, 0, 0, 0, 0, 24576000, 0}, 215 216 {26000000, 0x03, 0x45, 0x797680, 0x01, 0x0A, 22579200, 111}, 217 {26000000, 0x03, 0x3C, 0x7EA940, 0x01, 0x08, 24576000, 121}, 218 }; 219 220 static const struct cs43130_pll_params *cs43130_get_pll_table( 221 unsigned int freq_in, unsigned int freq_out) 222 { 223 int i; 224 225 for (i = 0; i < ARRAY_SIZE(pll_ratio_table); i++) { 226 if (pll_ratio_table[i].pll_in == freq_in && 227 pll_ratio_table[i].pll_out == freq_out) 228 return &pll_ratio_table[i]; 229 } 230 231 return NULL; 232 } 233 234 static int cs43130_pll_config(struct snd_soc_component *component) 235 { 236 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 237 const struct cs43130_pll_params *pll_entry; 238 239 dev_dbg(cs43130->dev, "cs43130->mclk = %u, cs43130->mclk_int = %u\n", 240 cs43130->mclk, cs43130->mclk_int); 241 242 pll_entry = cs43130_get_pll_table(cs43130->mclk, cs43130->mclk_int); 243 if (!pll_entry) 244 return -EINVAL; 245 246 if (pll_entry->pll_cal_ratio == 0) { 247 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1, 248 CS43130_PLL_START_MASK, 0); 249 250 cs43130->pll_bypass = true; 251 return 0; 252 } 253 254 cs43130->pll_bypass = false; 255 256 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_2, 257 CS43130_PLL_DIV_DATA_MASK, 258 pll_entry->pll_div_frac >> 259 CS43130_PLL_DIV_FRAC_0_DATA_SHIFT); 260 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_3, 261 CS43130_PLL_DIV_DATA_MASK, 262 pll_entry->pll_div_frac >> 263 CS43130_PLL_DIV_FRAC_1_DATA_SHIFT); 264 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_4, 265 CS43130_PLL_DIV_DATA_MASK, 266 pll_entry->pll_div_frac >> 267 CS43130_PLL_DIV_FRAC_2_DATA_SHIFT); 268 regmap_write(cs43130->regmap, CS43130_PLL_SET_5, 269 pll_entry->pll_div_int); 270 regmap_write(cs43130->regmap, CS43130_PLL_SET_6, pll_entry->pll_divout); 271 regmap_write(cs43130->regmap, CS43130_PLL_SET_7, 272 pll_entry->pll_cal_ratio); 273 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_8, 274 CS43130_PLL_MODE_MASK, 275 pll_entry->pll_mode << CS43130_PLL_MODE_SHIFT); 276 regmap_write(cs43130->regmap, CS43130_PLL_SET_9, 277 pll_entry->sclk_prediv); 278 regmap_update_bits(cs43130->regmap, CS43130_PLL_SET_1, 279 CS43130_PLL_START_MASK, 1); 280 281 return 0; 282 } 283 284 static int cs43130_set_pll(struct snd_soc_component *component, int pll_id, int source, 285 unsigned int freq_in, unsigned int freq_out) 286 { 287 int ret = 0; 288 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 289 290 switch (freq_in) { 291 case 9600000: 292 case 11289600: 293 case 12000000: 294 case 12288000: 295 case 13000000: 296 case 19200000: 297 case 22579200: 298 case 24000000: 299 case 24576000: 300 case 26000000: 301 cs43130->mclk = freq_in; 302 break; 303 default: 304 dev_err(cs43130->dev, 305 "unsupported pll input reference clock:%d\n", freq_in); 306 return -EINVAL; 307 } 308 309 switch (freq_out) { 310 case 22579200: 311 cs43130->mclk_int = freq_out; 312 break; 313 case 24576000: 314 cs43130->mclk_int = freq_out; 315 break; 316 default: 317 dev_err(cs43130->dev, 318 "unsupported pll output ref clock: %u\n", freq_out); 319 return -EINVAL; 320 } 321 322 ret = cs43130_pll_config(component); 323 dev_dbg(cs43130->dev, "cs43130->pll_bypass = %d", cs43130->pll_bypass); 324 return ret; 325 } 326 327 static int cs43130_wait_for_completion(struct cs43130_private *cs43130, struct completion *to_poll, 328 int time) 329 { 330 int stickies, offset, flag, ret; 331 332 if (cs43130->has_irq_line) { 333 ret = wait_for_completion_timeout(to_poll, msecs_to_jiffies(time)); 334 if (ret == 0) 335 return -ETIMEDOUT; 336 else 337 return 0; // Discard number of jiffies left till timeout and return success 338 } 339 340 if (to_poll == &cs43130->xtal_rdy) { 341 offset = 0; 342 flag = CS43130_XTAL_RDY_INT; 343 } else if (to_poll == &cs43130->pll_rdy) { 344 offset = 0; 345 flag = CS43130_PLL_RDY_INT; 346 } else { 347 return -EINVAL; 348 } 349 350 return regmap_read_poll_timeout(cs43130->regmap, CS43130_INT_STATUS_1 + offset, 351 stickies, (stickies & flag), 352 1000, time * 1000); 353 } 354 355 static int cs43130_change_clksrc(struct snd_soc_component *component, 356 enum cs43130_mclk_src_sel src) 357 { 358 int ret; 359 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 360 int mclk_int_decoded; 361 362 if (src == cs43130->mclk_int_src) { 363 /* clk source has not changed */ 364 return 0; 365 } 366 367 switch (cs43130->mclk_int) { 368 case CS43130_MCLK_22M: 369 mclk_int_decoded = CS43130_MCLK_22P5; 370 break; 371 case CS43130_MCLK_24M: 372 mclk_int_decoded = CS43130_MCLK_24P5; 373 break; 374 default: 375 dev_err(cs43130->dev, "Invalid MCLK INT freq: %u\n", cs43130->mclk_int); 376 return -EINVAL; 377 } 378 379 switch (src) { 380 case CS43130_MCLK_SRC_EXT: 381 cs43130->pll_bypass = true; 382 cs43130->mclk_int_src = CS43130_MCLK_SRC_EXT; 383 if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) { 384 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 385 CS43130_PDN_XTAL_MASK, 386 1 << CS43130_PDN_XTAL_SHIFT); 387 } else { 388 reinit_completion(&cs43130->xtal_rdy); 389 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 390 CS43130_XTAL_RDY_INT_MASK, 0); 391 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 392 CS43130_PDN_XTAL_MASK, 0); 393 ret = cs43130_wait_for_completion(cs43130, &cs43130->xtal_rdy, 100); 394 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 395 CS43130_XTAL_RDY_INT_MASK, 396 1 << CS43130_XTAL_RDY_INT_SHIFT); 397 if (ret) { 398 dev_err(cs43130->dev, "Error waiting for XTAL_READY interrupt: %d\n", ret); 399 return ret; 400 } 401 } 402 403 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 404 CS43130_MCLK_SRC_SEL_MASK, 405 src << CS43130_MCLK_SRC_SEL_SHIFT); 406 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 407 CS43130_MCLK_INT_MASK, 408 mclk_int_decoded << CS43130_MCLK_INT_SHIFT); 409 usleep_range(150, 200); 410 411 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 412 CS43130_PDN_PLL_MASK, 413 1 << CS43130_PDN_PLL_SHIFT); 414 break; 415 case CS43130_MCLK_SRC_PLL: 416 cs43130->pll_bypass = false; 417 cs43130->mclk_int_src = CS43130_MCLK_SRC_PLL; 418 if (cs43130->xtal_ibias == CS43130_XTAL_UNUSED) { 419 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 420 CS43130_PDN_XTAL_MASK, 421 1 << CS43130_PDN_XTAL_SHIFT); 422 } else { 423 reinit_completion(&cs43130->xtal_rdy); 424 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 425 CS43130_XTAL_RDY_INT_MASK, 0); 426 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 427 CS43130_PDN_XTAL_MASK, 0); 428 ret = cs43130_wait_for_completion(cs43130, &cs43130->xtal_rdy, 100); 429 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 430 CS43130_XTAL_RDY_INT_MASK, 431 1 << CS43130_XTAL_RDY_INT_SHIFT); 432 if (ret) { 433 dev_err(cs43130->dev, "Error waiting for XTAL_READY interrupt: %d\n", ret); 434 return ret; 435 } 436 } 437 438 reinit_completion(&cs43130->pll_rdy); 439 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 440 CS43130_PLL_RDY_INT_MASK, 0); 441 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 442 CS43130_PDN_PLL_MASK, 0); 443 ret = cs43130_wait_for_completion(cs43130, &cs43130->pll_rdy, 100); 444 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 445 CS43130_PLL_RDY_INT_MASK, 446 1 << CS43130_PLL_RDY_INT_SHIFT); 447 if (ret) { 448 dev_err(cs43130->dev, "Error waiting for PLL_READY interrupt: %d\n", ret); 449 return ret; 450 } 451 452 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 453 CS43130_MCLK_SRC_SEL_MASK, 454 src << CS43130_MCLK_SRC_SEL_SHIFT); 455 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 456 CS43130_MCLK_INT_MASK, 457 mclk_int_decoded << CS43130_MCLK_INT_SHIFT); 458 usleep_range(150, 200); 459 break; 460 case CS43130_MCLK_SRC_RCO: 461 cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO; 462 463 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 464 CS43130_MCLK_SRC_SEL_MASK, 465 src << CS43130_MCLK_SRC_SEL_SHIFT); 466 regmap_update_bits(cs43130->regmap, CS43130_SYS_CLK_CTL_1, 467 CS43130_MCLK_INT_MASK, 468 CS43130_MCLK_22P5 << CS43130_MCLK_INT_SHIFT); 469 usleep_range(150, 200); 470 471 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 472 CS43130_PDN_XTAL_MASK, 473 1 << CS43130_PDN_XTAL_SHIFT); 474 regmap_update_bits(cs43130->regmap, CS43130_PWDN_CTL, 475 CS43130_PDN_PLL_MASK, 476 1 << CS43130_PDN_PLL_SHIFT); 477 break; 478 default: 479 dev_err(cs43130->dev, "Invalid MCLK source value\n"); 480 return -EINVAL; 481 } 482 483 return 0; 484 } 485 486 static const struct cs43130_bitwidth_map cs43130_bitwidth_table[] = { 487 {8, CS43130_SP_BIT_SIZE_8, CS43130_CH_BIT_SIZE_8}, 488 {16, CS43130_SP_BIT_SIZE_16, CS43130_CH_BIT_SIZE_16}, 489 {24, CS43130_SP_BIT_SIZE_24, CS43130_CH_BIT_SIZE_24}, 490 {32, CS43130_SP_BIT_SIZE_32, CS43130_CH_BIT_SIZE_32}, 491 }; 492 493 static const struct cs43130_bitwidth_map *cs43130_get_bitwidth_table( 494 unsigned int bitwidth) 495 { 496 int i; 497 498 for (i = 0; i < ARRAY_SIZE(cs43130_bitwidth_table); i++) { 499 if (cs43130_bitwidth_table[i].bitwidth == bitwidth) 500 return &cs43130_bitwidth_table[i]; 501 } 502 503 return NULL; 504 } 505 506 static int cs43130_set_bitwidth(int dai_id, unsigned int bitwidth_dai, 507 struct regmap *regmap) 508 { 509 const struct cs43130_bitwidth_map *bw_map; 510 511 bw_map = cs43130_get_bitwidth_table(bitwidth_dai); 512 if (!bw_map) 513 return -EINVAL; 514 515 switch (dai_id) { 516 case CS43130_ASP_PCM_DAI: 517 case CS43130_ASP_DOP_DAI: 518 regmap_update_bits(regmap, CS43130_ASP_CH_1_SZ_EN, 519 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 520 regmap_update_bits(regmap, CS43130_ASP_CH_2_SZ_EN, 521 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 522 regmap_update_bits(regmap, CS43130_SP_BITSIZE, 523 CS43130_ASP_BITSIZE_MASK, bw_map->sp_bit); 524 break; 525 case CS43130_XSP_DOP_DAI: 526 regmap_update_bits(regmap, CS43130_XSP_CH_1_SZ_EN, 527 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 528 regmap_update_bits(regmap, CS43130_XSP_CH_2_SZ_EN, 529 CS43130_CH_BITSIZE_MASK, bw_map->ch_bit); 530 regmap_update_bits(regmap, CS43130_SP_BITSIZE, 531 CS43130_XSP_BITSIZE_MASK, bw_map->sp_bit << 532 CS43130_XSP_BITSIZE_SHIFT); 533 break; 534 default: 535 return -EINVAL; 536 } 537 538 return 0; 539 } 540 541 static const struct cs43130_rate_map cs43130_rate_table[] = { 542 {32000, CS43130_ASP_SPRATE_32K}, 543 {44100, CS43130_ASP_SPRATE_44_1K}, 544 {48000, CS43130_ASP_SPRATE_48K}, 545 {88200, CS43130_ASP_SPRATE_88_2K}, 546 {96000, CS43130_ASP_SPRATE_96K}, 547 {176400, CS43130_ASP_SPRATE_176_4K}, 548 {192000, CS43130_ASP_SPRATE_192K}, 549 {352800, CS43130_ASP_SPRATE_352_8K}, 550 {384000, CS43130_ASP_SPRATE_384K}, 551 }; 552 553 static const struct cs43130_rate_map *cs43130_get_rate_table(int fs) 554 { 555 int i; 556 557 for (i = 0; i < ARRAY_SIZE(cs43130_rate_table); i++) { 558 if (cs43130_rate_table[i].fs == fs) 559 return &cs43130_rate_table[i]; 560 } 561 562 return NULL; 563 } 564 565 static const struct cs43130_clk_gen *cs43130_get_clk_gen(int mclk_int, int fs, 566 const struct cs43130_clk_gen *clk_gen_table, int len_clk_gen_table) 567 { 568 int i; 569 570 for (i = 0; i < len_clk_gen_table; i++) { 571 if (clk_gen_table[i].mclk_int == mclk_int && 572 clk_gen_table[i].fs == fs) 573 return &clk_gen_table[i]; 574 } 575 576 return NULL; 577 } 578 579 static int cs43130_set_sp_fmt(int dai_id, unsigned int bitwidth_sclk, 580 struct snd_pcm_hw_params *params, 581 struct cs43130_private *cs43130) 582 { 583 u16 frm_size; 584 u16 hi_size; 585 u8 frm_delay; 586 u8 frm_phase; 587 u8 frm_data; 588 u8 sclk_edge; 589 u8 lrck_edge; 590 u8 clk_data; 591 u8 loc_ch1; 592 u8 loc_ch2; 593 u8 dai_mode_val; 594 const struct cs43130_clk_gen *clk_gen; 595 596 switch (cs43130->dais[dai_id].dai_format) { 597 case SND_SOC_DAIFMT_I2S: 598 hi_size = bitwidth_sclk; 599 frm_delay = 2; 600 frm_phase = 0; 601 break; 602 case SND_SOC_DAIFMT_LEFT_J: 603 hi_size = bitwidth_sclk; 604 frm_delay = 0; 605 frm_phase = 1; 606 break; 607 case SND_SOC_DAIFMT_DSP_A: 608 hi_size = 1; 609 frm_delay = 2; 610 frm_phase = 1; 611 break; 612 case SND_SOC_DAIFMT_DSP_B: 613 hi_size = 1; 614 frm_delay = 0; 615 frm_phase = 1; 616 break; 617 default: 618 return -EINVAL; 619 } 620 621 switch (cs43130->dais[dai_id].dai_invert) { 622 case SND_SOC_DAIFMT_NB_NF: 623 sclk_edge = 1; 624 lrck_edge = 0; 625 break; 626 case SND_SOC_DAIFMT_IB_NF: 627 sclk_edge = 0; 628 lrck_edge = 0; 629 break; 630 case SND_SOC_DAIFMT_NB_IF: 631 sclk_edge = 1; 632 lrck_edge = 1; 633 break; 634 case SND_SOC_DAIFMT_IB_IF: 635 sclk_edge = 0; 636 lrck_edge = 1; 637 break; 638 default: 639 return -EINVAL; 640 } 641 642 switch (cs43130->dais[dai_id].dai_mode) { 643 case SND_SOC_DAIFMT_CBS_CFS: 644 dai_mode_val = 0; 645 break; 646 case SND_SOC_DAIFMT_CBM_CFM: 647 dai_mode_val = 1; 648 break; 649 default: 650 return -EINVAL; 651 } 652 653 frm_size = bitwidth_sclk * params_channels(params); 654 loc_ch1 = 0; 655 loc_ch2 = bitwidth_sclk * (params_channels(params) - 1); 656 657 frm_data = frm_delay & CS43130_SP_FSD_MASK; 658 frm_data |= (frm_phase << CS43130_SP_STP_SHIFT) & CS43130_SP_STP_MASK; 659 660 clk_data = lrck_edge & CS43130_SP_LCPOL_IN_MASK; 661 clk_data |= (lrck_edge << CS43130_SP_LCPOL_OUT_SHIFT) & 662 CS43130_SP_LCPOL_OUT_MASK; 663 clk_data |= (sclk_edge << CS43130_SP_SCPOL_IN_SHIFT) & 664 CS43130_SP_SCPOL_IN_MASK; 665 clk_data |= (sclk_edge << CS43130_SP_SCPOL_OUT_SHIFT) & 666 CS43130_SP_SCPOL_OUT_MASK; 667 clk_data |= (dai_mode_val << CS43130_SP_MODE_SHIFT) & 668 CS43130_SP_MODE_MASK; 669 670 switch (dai_id) { 671 case CS43130_ASP_PCM_DAI: 672 case CS43130_ASP_DOP_DAI: 673 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_1, 674 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 675 CS43130_SP_LCPR_LSB_DATA_SHIFT); 676 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_PERIOD_2, 677 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 678 CS43130_SP_LCPR_MSB_DATA_SHIFT); 679 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_1, 680 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 681 CS43130_SP_LCHI_LSB_DATA_SHIFT); 682 regmap_update_bits(cs43130->regmap, CS43130_ASP_LRCK_HI_TIME_2, 683 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 684 CS43130_SP_LCHI_MSB_DATA_SHIFT); 685 regmap_write(cs43130->regmap, CS43130_ASP_FRAME_CONF, frm_data); 686 regmap_write(cs43130->regmap, CS43130_ASP_CH_1_LOC, loc_ch1); 687 regmap_write(cs43130->regmap, CS43130_ASP_CH_2_LOC, loc_ch2); 688 regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_1_SZ_EN, 689 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 690 regmap_update_bits(cs43130->regmap, CS43130_ASP_CH_2_SZ_EN, 691 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 692 regmap_write(cs43130->regmap, CS43130_ASP_CLOCK_CONF, clk_data); 693 break; 694 case CS43130_XSP_DOP_DAI: 695 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_1, 696 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 697 CS43130_SP_LCPR_LSB_DATA_SHIFT); 698 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_PERIOD_2, 699 CS43130_SP_LCPR_DATA_MASK, (frm_size - 1) >> 700 CS43130_SP_LCPR_MSB_DATA_SHIFT); 701 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_1, 702 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 703 CS43130_SP_LCHI_LSB_DATA_SHIFT); 704 regmap_update_bits(cs43130->regmap, CS43130_XSP_LRCK_HI_TIME_2, 705 CS43130_SP_LCHI_DATA_MASK, (hi_size - 1) >> 706 CS43130_SP_LCHI_MSB_DATA_SHIFT); 707 regmap_write(cs43130->regmap, CS43130_XSP_FRAME_CONF, frm_data); 708 regmap_write(cs43130->regmap, CS43130_XSP_CH_1_LOC, loc_ch1); 709 regmap_write(cs43130->regmap, CS43130_XSP_CH_2_LOC, loc_ch2); 710 regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_1_SZ_EN, 711 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 712 regmap_update_bits(cs43130->regmap, CS43130_XSP_CH_2_SZ_EN, 713 CS43130_CH_EN_MASK, 1 << CS43130_CH_EN_SHIFT); 714 regmap_write(cs43130->regmap, CS43130_XSP_CLOCK_CONF, clk_data); 715 break; 716 default: 717 return -EINVAL; 718 } 719 720 switch (frm_size) { 721 case 16: 722 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 723 params_rate(params), 724 cs43130_16_clk_gen, 725 ARRAY_SIZE(cs43130_16_clk_gen)); 726 break; 727 case 32: 728 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 729 params_rate(params), 730 cs43130_32_clk_gen, 731 ARRAY_SIZE(cs43130_32_clk_gen)); 732 break; 733 case 48: 734 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 735 params_rate(params), 736 cs43130_48_clk_gen, 737 ARRAY_SIZE(cs43130_48_clk_gen)); 738 break; 739 case 64: 740 clk_gen = cs43130_get_clk_gen(cs43130->mclk_int, 741 params_rate(params), 742 cs43130_64_clk_gen, 743 ARRAY_SIZE(cs43130_64_clk_gen)); 744 break; 745 default: 746 return -EINVAL; 747 } 748 749 if (!clk_gen) 750 return -EINVAL; 751 752 switch (dai_id) { 753 case CS43130_ASP_PCM_DAI: 754 case CS43130_ASP_DOP_DAI: 755 regmap_write(cs43130->regmap, CS43130_ASP_DEN_1, 756 (clk_gen->v.denominator & CS43130_SP_M_LSB_DATA_MASK) >> 757 CS43130_SP_M_LSB_DATA_SHIFT); 758 regmap_write(cs43130->regmap, CS43130_ASP_DEN_2, 759 (clk_gen->v.denominator & CS43130_SP_M_MSB_DATA_MASK) >> 760 CS43130_SP_M_MSB_DATA_SHIFT); 761 regmap_write(cs43130->regmap, CS43130_ASP_NUM_1, 762 (clk_gen->v.numerator & CS43130_SP_N_LSB_DATA_MASK) >> 763 CS43130_SP_N_LSB_DATA_SHIFT); 764 regmap_write(cs43130->regmap, CS43130_ASP_NUM_2, 765 (clk_gen->v.numerator & CS43130_SP_N_MSB_DATA_MASK) >> 766 CS43130_SP_N_MSB_DATA_SHIFT); 767 break; 768 case CS43130_XSP_DOP_DAI: 769 regmap_write(cs43130->regmap, CS43130_XSP_DEN_1, 770 (clk_gen->v.denominator & CS43130_SP_M_LSB_DATA_MASK) >> 771 CS43130_SP_M_LSB_DATA_SHIFT); 772 regmap_write(cs43130->regmap, CS43130_XSP_DEN_2, 773 (clk_gen->v.denominator & CS43130_SP_M_MSB_DATA_MASK) >> 774 CS43130_SP_M_MSB_DATA_SHIFT); 775 regmap_write(cs43130->regmap, CS43130_XSP_NUM_1, 776 (clk_gen->v.numerator & CS43130_SP_N_LSB_DATA_MASK) >> 777 CS43130_SP_N_LSB_DATA_SHIFT); 778 regmap_write(cs43130->regmap, CS43130_XSP_NUM_2, 779 (clk_gen->v.numerator & CS43130_SP_N_MSB_DATA_MASK) >> 780 CS43130_SP_N_MSB_DATA_SHIFT); 781 break; 782 default: 783 return -EINVAL; 784 } 785 786 return 0; 787 } 788 789 static int cs43130_pcm_dsd_mix(bool en, struct regmap *regmap) 790 { 791 if (en) { 792 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 793 CS43130_MIX_PCM_PREP_MASK, 794 1 << CS43130_MIX_PCM_PREP_SHIFT); 795 usleep_range(6000, 6050); 796 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 797 CS43130_MIX_PCM_DSD_MASK, 798 1 << CS43130_MIX_PCM_DSD_SHIFT); 799 } else { 800 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 801 CS43130_MIX_PCM_DSD_MASK, 802 0 << CS43130_MIX_PCM_DSD_SHIFT); 803 usleep_range(1600, 1650); 804 regmap_update_bits(regmap, CS43130_DSD_PCM_MIX_CTL, 805 CS43130_MIX_PCM_PREP_MASK, 806 0 << CS43130_MIX_PCM_PREP_SHIFT); 807 } 808 809 return 0; 810 } 811 812 static int cs43130_dsd_hw_params(struct snd_pcm_substream *substream, 813 struct snd_pcm_hw_params *params, 814 struct snd_soc_dai *dai) 815 { 816 struct snd_soc_component *component = dai->component; 817 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 818 unsigned int required_clk; 819 u8 dsd_speed; 820 821 mutex_lock(&cs43130->clk_mutex); 822 if (!cs43130->clk_req) { 823 /* no DAI is currently using clk */ 824 if (!(CS43130_MCLK_22M % params_rate(params))) 825 required_clk = CS43130_MCLK_22M; 826 else 827 required_clk = CS43130_MCLK_24M; 828 829 cs43130_set_pll(component, 0, 0, cs43130->mclk, required_clk); 830 if (cs43130->pll_bypass) 831 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 832 else 833 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 834 } 835 836 cs43130->clk_req++; 837 if (cs43130->clk_req == 2) 838 cs43130_pcm_dsd_mix(true, cs43130->regmap); 839 mutex_unlock(&cs43130->clk_mutex); 840 841 switch (params_rate(params)) { 842 case 176400: 843 dsd_speed = 0; 844 break; 845 case 352800: 846 dsd_speed = 1; 847 break; 848 default: 849 dev_err(cs43130->dev, "Rate(%u) not supported\n", 850 params_rate(params)); 851 return -EINVAL; 852 } 853 854 if (cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) 855 regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG, 856 CS43130_DSD_MASTER, CS43130_DSD_MASTER); 857 else 858 regmap_update_bits(cs43130->regmap, CS43130_DSD_INT_CFG, 859 CS43130_DSD_MASTER, 0); 860 861 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 862 CS43130_DSD_SPEED_MASK, 863 dsd_speed << CS43130_DSD_SPEED_SHIFT); 864 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 865 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_DSD << 866 CS43130_DSD_SRC_SHIFT); 867 868 return 0; 869 } 870 871 static int cs43130_hw_params(struct snd_pcm_substream *substream, 872 struct snd_pcm_hw_params *params, 873 struct snd_soc_dai *dai) 874 { 875 struct snd_soc_component *component = dai->component; 876 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 877 const struct cs43130_rate_map *rate_map; 878 unsigned int sclk = cs43130->dais[dai->id].sclk; 879 unsigned int bitwidth_sclk; 880 unsigned int bitwidth_dai = (unsigned int)(params_width(params)); 881 unsigned int required_clk; 882 u8 dsd_speed; 883 884 mutex_lock(&cs43130->clk_mutex); 885 if (!cs43130->clk_req) { 886 /* no DAI is currently using clk */ 887 if (!(CS43130_MCLK_22M % params_rate(params))) 888 required_clk = CS43130_MCLK_22M; 889 else 890 required_clk = CS43130_MCLK_24M; 891 892 cs43130_set_pll(component, 0, 0, cs43130->mclk, required_clk); 893 if (cs43130->pll_bypass) 894 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 895 else 896 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 897 } 898 899 cs43130->clk_req++; 900 if (cs43130->clk_req == 2) 901 cs43130_pcm_dsd_mix(true, cs43130->regmap); 902 mutex_unlock(&cs43130->clk_mutex); 903 904 switch (dai->id) { 905 case CS43130_ASP_DOP_DAI: 906 case CS43130_XSP_DOP_DAI: 907 /* DoP bitwidth is always 24-bit */ 908 bitwidth_dai = 24; 909 sclk = params_rate(params) * bitwidth_dai * 910 params_channels(params); 911 912 switch (params_rate(params)) { 913 case 176400: 914 dsd_speed = 0; 915 break; 916 case 352800: 917 dsd_speed = 1; 918 break; 919 default: 920 dev_err(cs43130->dev, "Rate(%u) not supported\n", 921 params_rate(params)); 922 return -EINVAL; 923 } 924 925 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 926 CS43130_DSD_SPEED_MASK, 927 dsd_speed << CS43130_DSD_SPEED_SHIFT); 928 break; 929 case CS43130_ASP_PCM_DAI: 930 rate_map = cs43130_get_rate_table(params_rate(params)); 931 if (!rate_map) 932 return -EINVAL; 933 934 regmap_write(cs43130->regmap, CS43130_SP_SRATE, rate_map->val); 935 break; 936 default: 937 dev_err(cs43130->dev, "Invalid DAI (%d)\n", dai->id); 938 return -EINVAL; 939 } 940 941 switch (dai->id) { 942 case CS43130_ASP_DOP_DAI: 943 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 944 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_ASP << 945 CS43130_DSD_SRC_SHIFT); 946 break; 947 case CS43130_XSP_DOP_DAI: 948 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_2, 949 CS43130_DSD_SRC_MASK, CS43130_DSD_SRC_XSP << 950 CS43130_DSD_SRC_SHIFT); 951 break; 952 } 953 954 if (!sclk && cs43130->dais[dai->id].dai_mode == SND_SOC_DAIFMT_CBM_CFM) 955 /* Calculate SCLK in master mode if unassigned */ 956 sclk = params_rate(params) * bitwidth_dai * 957 params_channels(params); 958 959 if (!sclk) { 960 /* at this point, SCLK must be set */ 961 dev_err(cs43130->dev, "SCLK freq is not set\n"); 962 return -EINVAL; 963 } 964 965 bitwidth_sclk = (sclk / params_rate(params)) / params_channels(params); 966 if (bitwidth_sclk < bitwidth_dai) { 967 dev_err(cs43130->dev, "Format not supported: SCLK freq is too low\n"); 968 return -EINVAL; 969 } 970 971 dev_dbg(cs43130->dev, 972 "sclk = %u, fs = %d, bitwidth_dai = %u\n", 973 sclk, params_rate(params), bitwidth_dai); 974 975 dev_dbg(cs43130->dev, 976 "bitwidth_sclk = %u, num_ch = %u\n", 977 bitwidth_sclk, params_channels(params)); 978 979 cs43130_set_bitwidth(dai->id, bitwidth_dai, cs43130->regmap); 980 cs43130_set_sp_fmt(dai->id, bitwidth_sclk, params, cs43130); 981 982 return 0; 983 } 984 985 static int cs43130_hw_free(struct snd_pcm_substream *substream, 986 struct snd_soc_dai *dai) 987 { 988 struct snd_soc_component *component = dai->component; 989 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 990 991 mutex_lock(&cs43130->clk_mutex); 992 cs43130->clk_req--; 993 if (!cs43130->clk_req) { 994 /* no DAI is currently using clk */ 995 cs43130_change_clksrc(component, CS43130_MCLK_SRC_RCO); 996 cs43130_pcm_dsd_mix(false, cs43130->regmap); 997 } 998 mutex_unlock(&cs43130->clk_mutex); 999 1000 return 0; 1001 } 1002 1003 static const DECLARE_TLV_DB_SCALE(pcm_vol_tlv, -12750, 50, 1); 1004 1005 static const char * const pcm_ch_text[] = { 1006 "Left-Right Ch", 1007 "Left-Left Ch", 1008 "Right-Left Ch", 1009 "Right-Right Ch", 1010 }; 1011 1012 static const struct reg_sequence pcm_ch_en_seq[] = { 1013 {CS43130_DXD1, 0x99}, 1014 {0x180005, 0x8C}, 1015 {0x180007, 0xAB}, 1016 {0x180015, 0x31}, 1017 {0x180017, 0xB2}, 1018 {0x180025, 0x30}, 1019 {0x180027, 0x84}, 1020 {0x180035, 0x9C}, 1021 {0x180037, 0xAE}, 1022 {0x18000D, 0x24}, 1023 {0x18000F, 0xA3}, 1024 {0x18001D, 0x05}, 1025 {0x18001F, 0xD4}, 1026 {0x18002D, 0x0B}, 1027 {0x18002F, 0xC7}, 1028 {0x18003D, 0x71}, 1029 {0x18003F, 0xE7}, 1030 {CS43130_DXD1, 0}, 1031 }; 1032 1033 static const struct reg_sequence pcm_ch_dis_seq[] = { 1034 {CS43130_DXD1, 0x99}, 1035 {0x180005, 0x24}, 1036 {0x180007, 0xA3}, 1037 {0x180015, 0x05}, 1038 {0x180017, 0xD4}, 1039 {0x180025, 0x0B}, 1040 {0x180027, 0xC7}, 1041 {0x180035, 0x71}, 1042 {0x180037, 0xE7}, 1043 {0x18000D, 0x8C}, 1044 {0x18000F, 0xAB}, 1045 {0x18001D, 0x31}, 1046 {0x18001F, 0xB2}, 1047 {0x18002D, 0x30}, 1048 {0x18002F, 0x84}, 1049 {0x18003D, 0x9C}, 1050 {0x18003F, 0xAE}, 1051 {CS43130_DXD1, 0}, 1052 }; 1053 1054 static int cs43130_pcm_ch_get(struct snd_kcontrol *kcontrol, 1055 struct snd_ctl_elem_value *ucontrol) 1056 { 1057 return snd_soc_get_enum_double(kcontrol, ucontrol); 1058 } 1059 1060 static int cs43130_pcm_ch_put(struct snd_kcontrol *kcontrol, 1061 struct snd_ctl_elem_value *ucontrol) 1062 { 1063 struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; 1064 unsigned int *item = ucontrol->value.enumerated.item; 1065 struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); 1066 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1067 unsigned int val; 1068 1069 if (item[0] >= e->items) 1070 return -EINVAL; 1071 val = snd_soc_enum_item_to_val(e, item[0]) << e->shift_l; 1072 1073 switch (cs43130->dev_id) { 1074 case CS43131_CHIP_ID: 1075 case CS43198_CHIP_ID: 1076 if (val >= 2) 1077 regmap_multi_reg_write(cs43130->regmap, pcm_ch_en_seq, 1078 ARRAY_SIZE(pcm_ch_en_seq)); 1079 else 1080 regmap_multi_reg_write(cs43130->regmap, pcm_ch_dis_seq, 1081 ARRAY_SIZE(pcm_ch_dis_seq)); 1082 break; 1083 } 1084 1085 return snd_soc_put_enum_double(kcontrol, ucontrol); 1086 } 1087 1088 static SOC_ENUM_SINGLE_DECL(pcm_ch_enum, CS43130_PCM_PATH_CTL_2, 0, 1089 pcm_ch_text); 1090 1091 static const char * const pcm_spd_texts[] = { 1092 "Fast", 1093 "Slow", 1094 }; 1095 1096 static SOC_ENUM_SINGLE_DECL(pcm_spd_enum, CS43130_PCM_FILT_OPT, 7, 1097 pcm_spd_texts); 1098 1099 static const char * const dsd_texts[] = { 1100 "Off", 1101 "BCKA Mode", 1102 "BCKD Mode", 1103 }; 1104 1105 static const unsigned int dsd_values[] = { 1106 CS43130_DSD_SRC_DSD, 1107 CS43130_DSD_SRC_ASP, 1108 CS43130_DSD_SRC_XSP, 1109 }; 1110 1111 static SOC_VALUE_ENUM_SINGLE_DECL(dsd_enum, CS43130_DSD_INT_CFG, 0, 0x03, 1112 dsd_texts, dsd_values); 1113 1114 static const struct snd_kcontrol_new cs43130_snd_controls[] = { 1115 SOC_DOUBLE_R_TLV("Master Playback Volume", 1116 CS43130_PCM_VOL_A, CS43130_PCM_VOL_B, 0, 0xFF, 1, 1117 pcm_vol_tlv), 1118 SOC_DOUBLE_R_TLV("Master DSD Playback Volume", 1119 CS43130_DSD_VOL_A, CS43130_DSD_VOL_B, 0, 0xFF, 1, 1120 pcm_vol_tlv), 1121 SOC_ENUM_EXT("PCM Ch Select", pcm_ch_enum, cs43130_pcm_ch_get, 1122 cs43130_pcm_ch_put), 1123 SOC_ENUM("PCM Filter Speed", pcm_spd_enum), 1124 SOC_SINGLE("PCM Phase Compensation", CS43130_PCM_FILT_OPT, 6, 1, 0), 1125 SOC_SINGLE("PCM Nonoversample Emulate", CS43130_PCM_FILT_OPT, 5, 1, 0), 1126 SOC_SINGLE("PCM High-pass Filter", CS43130_PCM_FILT_OPT, 1, 1, 0), 1127 SOC_SINGLE("PCM De-emphasis Filter", CS43130_PCM_FILT_OPT, 0, 1, 0), 1128 SOC_ENUM("DSD Phase Modulation", dsd_enum), 1129 }; 1130 1131 static const struct reg_sequence pcm_seq[] = { 1132 {CS43130_DXD1, 0x99}, 1133 {CS43130_DXD7, 0x01}, 1134 {CS43130_DXD8, 0}, 1135 {CS43130_DXD9, 0x01}, 1136 {CS43130_DXD3, 0x12}, 1137 {CS43130_DXD4, 0}, 1138 {CS43130_DXD10, 0x28}, 1139 {CS43130_DXD11, 0x28}, 1140 {CS43130_DXD1, 0}, 1141 }; 1142 1143 static const struct reg_sequence dsd_seq[] = { 1144 {CS43130_DXD1, 0x99}, 1145 {CS43130_DXD7, 0x01}, 1146 {CS43130_DXD8, 0}, 1147 {CS43130_DXD9, 0x01}, 1148 {CS43130_DXD3, 0x12}, 1149 {CS43130_DXD4, 0}, 1150 {CS43130_DXD10, 0x1E}, 1151 {CS43130_DXD11, 0x20}, 1152 {CS43130_DXD1, 0}, 1153 }; 1154 1155 static const struct reg_sequence pop_free_seq[] = { 1156 {CS43130_DXD1, 0x99}, 1157 {CS43130_DXD12, 0x0A}, 1158 {CS43130_DXD1, 0}, 1159 }; 1160 1161 static const struct reg_sequence pop_free_seq2[] = { 1162 {CS43130_DXD1, 0x99}, 1163 {CS43130_DXD13, 0x20}, 1164 {CS43130_DXD1, 0}, 1165 }; 1166 1167 static const struct reg_sequence mute_seq[] = { 1168 {CS43130_DXD1, 0x99}, 1169 {CS43130_DXD3, 0x12}, 1170 {CS43130_DXD5, 0x02}, 1171 {CS43130_DXD4, 0x12}, 1172 {CS43130_DXD1, 0}, 1173 }; 1174 1175 static const struct reg_sequence unmute_seq[] = { 1176 {CS43130_DXD1, 0x99}, 1177 {CS43130_DXD3, 0x10}, 1178 {CS43130_DXD5, 0}, 1179 {CS43130_DXD4, 0x16}, 1180 {CS43130_DXD1, 0}, 1181 }; 1182 1183 static int cs43130_dsd_event(struct snd_soc_dapm_widget *w, 1184 struct snd_kcontrol *kcontrol, int event) 1185 { 1186 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1187 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1188 1189 switch (event) { 1190 case SND_SOC_DAPM_PRE_PMU: 1191 switch (cs43130->dev_id) { 1192 case CS43130_CHIP_ID: 1193 case CS4399_CHIP_ID: 1194 regmap_multi_reg_write(cs43130->regmap, dsd_seq, 1195 ARRAY_SIZE(dsd_seq)); 1196 break; 1197 } 1198 break; 1199 case SND_SOC_DAPM_POST_PMU: 1200 regmap_update_bits(cs43130->regmap, CS43130_DSD_PATH_CTL_1, 1201 CS43130_MUTE_MASK, 0); 1202 switch (cs43130->dev_id) { 1203 case CS43130_CHIP_ID: 1204 case CS4399_CHIP_ID: 1205 regmap_multi_reg_write(cs43130->regmap, unmute_seq, 1206 ARRAY_SIZE(unmute_seq)); 1207 break; 1208 } 1209 break; 1210 case SND_SOC_DAPM_PRE_PMD: 1211 switch (cs43130->dev_id) { 1212 case CS43130_CHIP_ID: 1213 case CS4399_CHIP_ID: 1214 regmap_multi_reg_write(cs43130->regmap, mute_seq, 1215 ARRAY_SIZE(mute_seq)); 1216 regmap_update_bits(cs43130->regmap, 1217 CS43130_DSD_PATH_CTL_1, 1218 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1219 /* 1220 * DSD Power Down Sequence 1221 * According to Design, 130ms is preferred. 1222 */ 1223 msleep(130); 1224 break; 1225 case CS43131_CHIP_ID: 1226 case CS43198_CHIP_ID: 1227 regmap_update_bits(cs43130->regmap, 1228 CS43130_DSD_PATH_CTL_1, 1229 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1230 break; 1231 } 1232 break; 1233 default: 1234 dev_err(cs43130->dev, "Invalid event = 0x%x\n", event); 1235 return -EINVAL; 1236 } 1237 return 0; 1238 } 1239 1240 static int cs43130_pcm_event(struct snd_soc_dapm_widget *w, 1241 struct snd_kcontrol *kcontrol, int event) 1242 { 1243 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1244 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1245 1246 switch (event) { 1247 case SND_SOC_DAPM_PRE_PMU: 1248 switch (cs43130->dev_id) { 1249 case CS43130_CHIP_ID: 1250 case CS4399_CHIP_ID: 1251 regmap_multi_reg_write(cs43130->regmap, pcm_seq, 1252 ARRAY_SIZE(pcm_seq)); 1253 break; 1254 } 1255 break; 1256 case SND_SOC_DAPM_POST_PMU: 1257 regmap_update_bits(cs43130->regmap, CS43130_PCM_PATH_CTL_1, 1258 CS43130_MUTE_MASK, 0); 1259 switch (cs43130->dev_id) { 1260 case CS43130_CHIP_ID: 1261 case CS4399_CHIP_ID: 1262 regmap_multi_reg_write(cs43130->regmap, unmute_seq, 1263 ARRAY_SIZE(unmute_seq)); 1264 break; 1265 } 1266 break; 1267 case SND_SOC_DAPM_PRE_PMD: 1268 switch (cs43130->dev_id) { 1269 case CS43130_CHIP_ID: 1270 case CS4399_CHIP_ID: 1271 regmap_multi_reg_write(cs43130->regmap, mute_seq, 1272 ARRAY_SIZE(mute_seq)); 1273 regmap_update_bits(cs43130->regmap, 1274 CS43130_PCM_PATH_CTL_1, 1275 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1276 /* 1277 * PCM Power Down Sequence 1278 * According to Design, 130ms is preferred. 1279 */ 1280 msleep(130); 1281 break; 1282 case CS43131_CHIP_ID: 1283 case CS43198_CHIP_ID: 1284 regmap_update_bits(cs43130->regmap, 1285 CS43130_PCM_PATH_CTL_1, 1286 CS43130_MUTE_MASK, CS43130_MUTE_EN); 1287 break; 1288 } 1289 break; 1290 default: 1291 dev_err(cs43130->dev, "Invalid event = 0x%x\n", event); 1292 return -EINVAL; 1293 } 1294 return 0; 1295 } 1296 1297 static const struct reg_sequence dac_postpmu_seq[] = { 1298 {CS43130_DXD9, 0x0C}, 1299 {CS43130_DXD3, 0x10}, 1300 {CS43130_DXD4, 0x20}, 1301 }; 1302 1303 static const struct reg_sequence dac_postpmd_seq[] = { 1304 {CS43130_DXD1, 0x99}, 1305 {CS43130_DXD6, 0x01}, 1306 {CS43130_DXD1, 0}, 1307 }; 1308 1309 static int cs43130_dac_event(struct snd_soc_dapm_widget *w, 1310 struct snd_kcontrol *kcontrol, int event) 1311 { 1312 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1313 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1314 1315 switch (event) { 1316 case SND_SOC_DAPM_PRE_PMU: 1317 switch (cs43130->dev_id) { 1318 case CS43130_CHIP_ID: 1319 case CS4399_CHIP_ID: 1320 regmap_multi_reg_write(cs43130->regmap, pop_free_seq, 1321 ARRAY_SIZE(pop_free_seq)); 1322 break; 1323 case CS43131_CHIP_ID: 1324 case CS43198_CHIP_ID: 1325 regmap_multi_reg_write(cs43130->regmap, pop_free_seq2, 1326 ARRAY_SIZE(pop_free_seq2)); 1327 break; 1328 } 1329 break; 1330 case SND_SOC_DAPM_POST_PMU: 1331 usleep_range(10000, 10050); 1332 1333 regmap_write(cs43130->regmap, CS43130_DXD1, 0x99); 1334 1335 switch (cs43130->dev_id) { 1336 case CS43130_CHIP_ID: 1337 case CS4399_CHIP_ID: 1338 regmap_multi_reg_write(cs43130->regmap, dac_postpmu_seq, 1339 ARRAY_SIZE(dac_postpmu_seq)); 1340 /* 1341 * Per datasheet, Sec. PCM Power-Up Sequence. 1342 * According to Design, CS43130_DXD12 must be 0 to meet 1343 * THDN and Dynamic Range spec. 1344 */ 1345 msleep(1000); 1346 regmap_write(cs43130->regmap, CS43130_DXD12, 0); 1347 break; 1348 case CS43131_CHIP_ID: 1349 case CS43198_CHIP_ID: 1350 usleep_range(12000, 12010); 1351 regmap_write(cs43130->regmap, CS43130_DXD13, 0); 1352 break; 1353 } 1354 1355 regmap_write(cs43130->regmap, CS43130_DXD1, 0); 1356 break; 1357 case SND_SOC_DAPM_POST_PMD: 1358 switch (cs43130->dev_id) { 1359 case CS43130_CHIP_ID: 1360 case CS4399_CHIP_ID: 1361 regmap_multi_reg_write(cs43130->regmap, dac_postpmd_seq, 1362 ARRAY_SIZE(dac_postpmd_seq)); 1363 break; 1364 } 1365 break; 1366 default: 1367 dev_err(cs43130->dev, "Invalid DAC event = 0x%x\n", event); 1368 return -EINVAL; 1369 } 1370 return 0; 1371 } 1372 1373 static const struct reg_sequence hpin_prepmd_seq[] = { 1374 {CS43130_DXD1, 0x99}, 1375 {CS43130_DXD15, 0x64}, 1376 {CS43130_DXD14, 0}, 1377 {CS43130_DXD2, 0}, 1378 {CS43130_DXD1, 0}, 1379 }; 1380 1381 static const struct reg_sequence hpin_postpmu_seq[] = { 1382 {CS43130_DXD1, 0x99}, 1383 {CS43130_DXD2, 1}, 1384 {CS43130_DXD14, 0xDC}, 1385 {CS43130_DXD15, 0xE4}, 1386 {CS43130_DXD1, 0}, 1387 }; 1388 1389 static int cs43130_hpin_event(struct snd_soc_dapm_widget *w, 1390 struct snd_kcontrol *kcontrol, int event) 1391 { 1392 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); 1393 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1394 1395 switch (event) { 1396 case SND_SOC_DAPM_POST_PMD: 1397 regmap_multi_reg_write(cs43130->regmap, hpin_prepmd_seq, 1398 ARRAY_SIZE(hpin_prepmd_seq)); 1399 break; 1400 case SND_SOC_DAPM_PRE_PMU: 1401 regmap_multi_reg_write(cs43130->regmap, hpin_postpmu_seq, 1402 ARRAY_SIZE(hpin_postpmu_seq)); 1403 break; 1404 default: 1405 dev_err(cs43130->dev, "Invalid HPIN event = 0x%x\n", event); 1406 return -EINVAL; 1407 } 1408 return 0; 1409 } 1410 1411 static const char * const bypass_mux_text[] = { 1412 "Internal", 1413 "Alternative", 1414 }; 1415 static SOC_ENUM_SINGLE_DECL(bypass_enum, SND_SOC_NOPM, 0, bypass_mux_text); 1416 static const struct snd_kcontrol_new bypass_ctrl = SOC_DAPM_ENUM("Switch", bypass_enum); 1417 1418 static const struct snd_soc_dapm_widget digital_hp_widgets[] = { 1419 SND_SOC_DAPM_MUX("Bypass Switch", SND_SOC_NOPM, 0, 0, &bypass_ctrl), 1420 SND_SOC_DAPM_OUTPUT("HPOUTA"), 1421 SND_SOC_DAPM_OUTPUT("HPOUTB"), 1422 1423 SND_SOC_DAPM_AIF_IN_E("ASPIN PCM", NULL, 0, CS43130_PWDN_CTL, 1424 CS43130_PDN_ASP_SHIFT, 1, cs43130_pcm_event, 1425 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1426 SND_SOC_DAPM_PRE_PMD)), 1427 1428 SND_SOC_DAPM_AIF_IN_E("ASPIN DoP", NULL, 0, CS43130_PWDN_CTL, 1429 CS43130_PDN_ASP_SHIFT, 1, cs43130_dsd_event, 1430 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1431 SND_SOC_DAPM_PRE_PMD)), 1432 1433 SND_SOC_DAPM_AIF_IN_E("XSPIN DoP", NULL, 0, CS43130_PWDN_CTL, 1434 CS43130_PDN_XSP_SHIFT, 1, cs43130_dsd_event, 1435 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1436 SND_SOC_DAPM_PRE_PMD)), 1437 1438 SND_SOC_DAPM_AIF_IN_E("XSPIN DSD", NULL, 0, CS43130_PWDN_CTL, 1439 CS43130_PDN_DSDIF_SHIFT, 1, cs43130_dsd_event, 1440 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1441 SND_SOC_DAPM_PRE_PMD)), 1442 1443 SND_SOC_DAPM_DAC("DSD", NULL, CS43130_DSD_PATH_CTL_2, 1444 CS43130_DSD_EN_SHIFT, 0), 1445 1446 SND_SOC_DAPM_DAC_E("HiFi DAC", NULL, CS43130_PWDN_CTL, 1447 CS43130_PDN_HP_SHIFT, 1, cs43130_dac_event, 1448 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | 1449 SND_SOC_DAPM_POST_PMD)), 1450 }; 1451 1452 static const struct snd_soc_dapm_widget analog_hp_widgets[] = { 1453 SND_SOC_DAPM_DAC_E("Analog Playback", NULL, CS43130_HP_OUT_CTL_1, 1454 CS43130_HP_IN_EN_SHIFT, 0, cs43130_hpin_event, 1455 (SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD)), 1456 }; 1457 1458 static struct snd_soc_dapm_widget all_hp_widgets[ 1459 ARRAY_SIZE(digital_hp_widgets) + 1460 ARRAY_SIZE(analog_hp_widgets)]; 1461 1462 static const struct snd_soc_dapm_route digital_hp_routes[] = { 1463 {"ASPIN PCM", NULL, "ASP PCM Playback"}, 1464 {"ASPIN DoP", NULL, "ASP DoP Playback"}, 1465 {"XSPIN DoP", NULL, "XSP DoP Playback"}, 1466 {"XSPIN DSD", NULL, "XSP DSD Playback"}, 1467 {"DSD", NULL, "ASPIN DoP"}, 1468 {"DSD", NULL, "XSPIN DoP"}, 1469 {"DSD", NULL, "XSPIN DSD"}, 1470 {"HiFi DAC", NULL, "ASPIN PCM"}, 1471 {"HiFi DAC", NULL, "DSD"}, 1472 {"Bypass Switch", "Internal", "HiFi DAC"}, 1473 {"HPOUTA", NULL, "Bypass Switch"}, 1474 {"HPOUTB", NULL, "Bypass Switch"}, 1475 }; 1476 1477 static const struct snd_soc_dapm_route analog_hp_routes[] = { 1478 {"Bypass Switch", "Alternative", "Analog Playback"}, 1479 }; 1480 1481 static struct snd_soc_dapm_route all_hp_routes[ 1482 ARRAY_SIZE(digital_hp_routes) + 1483 ARRAY_SIZE(analog_hp_routes)]; 1484 1485 static const unsigned int cs43130_asp_src_rates[] = { 1486 32000, 44100, 48000, 88200, 96000, 176400, 192000, 352800, 384000 1487 }; 1488 1489 static const struct snd_pcm_hw_constraint_list cs43130_asp_constraints = { 1490 .count = ARRAY_SIZE(cs43130_asp_src_rates), 1491 .list = cs43130_asp_src_rates, 1492 }; 1493 1494 static int cs43130_pcm_startup(struct snd_pcm_substream *substream, 1495 struct snd_soc_dai *dai) 1496 { 1497 return snd_pcm_hw_constraint_list(substream->runtime, 0, 1498 SNDRV_PCM_HW_PARAM_RATE, 1499 &cs43130_asp_constraints); 1500 } 1501 1502 static const unsigned int cs43130_dop_src_rates[] = { 1503 176400, 352800, 1504 }; 1505 1506 static const struct snd_pcm_hw_constraint_list cs43130_dop_constraints = { 1507 .count = ARRAY_SIZE(cs43130_dop_src_rates), 1508 .list = cs43130_dop_src_rates, 1509 }; 1510 1511 static int cs43130_dop_startup(struct snd_pcm_substream *substream, 1512 struct snd_soc_dai *dai) 1513 { 1514 return snd_pcm_hw_constraint_list(substream->runtime, 0, 1515 SNDRV_PCM_HW_PARAM_RATE, 1516 &cs43130_dop_constraints); 1517 } 1518 1519 static int cs43130_pcm_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1520 { 1521 struct snd_soc_component *component = codec_dai->component; 1522 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1523 1524 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1525 case SND_SOC_DAIFMT_CBS_CFS: 1526 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS; 1527 break; 1528 case SND_SOC_DAIFMT_CBM_CFM: 1529 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM; 1530 break; 1531 default: 1532 dev_err(cs43130->dev, "unsupported mode\n"); 1533 return -EINVAL; 1534 } 1535 1536 switch (fmt & SND_SOC_DAIFMT_INV_MASK) { 1537 case SND_SOC_DAIFMT_NB_NF: 1538 cs43130->dais[codec_dai->id].dai_invert = SND_SOC_DAIFMT_NB_NF; 1539 break; 1540 case SND_SOC_DAIFMT_IB_NF: 1541 cs43130->dais[codec_dai->id].dai_invert = SND_SOC_DAIFMT_IB_NF; 1542 break; 1543 case SND_SOC_DAIFMT_NB_IF: 1544 cs43130->dais[codec_dai->id].dai_invert = SND_SOC_DAIFMT_NB_IF; 1545 break; 1546 case SND_SOC_DAIFMT_IB_IF: 1547 cs43130->dais[codec_dai->id].dai_invert = SND_SOC_DAIFMT_IB_IF; 1548 break; 1549 default: 1550 dev_err(cs43130->dev, "Unsupported invert mode 0x%x\n", 1551 fmt & SND_SOC_DAIFMT_INV_MASK); 1552 return -EINVAL; 1553 } 1554 1555 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { 1556 case SND_SOC_DAIFMT_I2S: 1557 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_I2S; 1558 break; 1559 case SND_SOC_DAIFMT_LEFT_J: 1560 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_LEFT_J; 1561 break; 1562 case SND_SOC_DAIFMT_DSP_A: 1563 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_A; 1564 break; 1565 case SND_SOC_DAIFMT_DSP_B: 1566 cs43130->dais[codec_dai->id].dai_format = SND_SOC_DAIFMT_DSP_B; 1567 break; 1568 default: 1569 dev_err(cs43130->dev, 1570 "unsupported audio format\n"); 1571 return -EINVAL; 1572 } 1573 1574 dev_dbg(cs43130->dev, "dai_id = %d, dai_mode = %u, dai_format = %u\n", 1575 codec_dai->id, 1576 cs43130->dais[codec_dai->id].dai_mode, 1577 cs43130->dais[codec_dai->id].dai_format); 1578 1579 return 0; 1580 } 1581 1582 static int cs43130_dsd_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) 1583 { 1584 struct snd_soc_component *component = codec_dai->component; 1585 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1586 1587 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { 1588 case SND_SOC_DAIFMT_CBS_CFS: 1589 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBS_CFS; 1590 break; 1591 case SND_SOC_DAIFMT_CBM_CFM: 1592 cs43130->dais[codec_dai->id].dai_mode = SND_SOC_DAIFMT_CBM_CFM; 1593 break; 1594 default: 1595 dev_err(cs43130->dev, "Unsupported DAI format.\n"); 1596 return -EINVAL; 1597 } 1598 1599 dev_dbg(cs43130->dev, "dai_mode = 0x%x\n", 1600 cs43130->dais[codec_dai->id].dai_mode); 1601 1602 return 0; 1603 } 1604 1605 static int cs43130_set_sysclk(struct snd_soc_dai *codec_dai, 1606 int clk_id, unsigned int freq, int dir) 1607 { 1608 struct snd_soc_component *component = codec_dai->component; 1609 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1610 1611 cs43130->dais[codec_dai->id].sclk = freq; 1612 dev_dbg(cs43130->dev, "dai_id = %d, sclk = %u\n", codec_dai->id, 1613 cs43130->dais[codec_dai->id].sclk); 1614 1615 return 0; 1616 } 1617 1618 static const struct snd_soc_dai_ops cs43130_pcm_ops = { 1619 .startup = cs43130_pcm_startup, 1620 .hw_params = cs43130_hw_params, 1621 .hw_free = cs43130_hw_free, 1622 .set_sysclk = cs43130_set_sysclk, 1623 .set_fmt = cs43130_pcm_set_fmt, 1624 }; 1625 1626 static const struct snd_soc_dai_ops cs43130_dop_ops = { 1627 .startup = cs43130_dop_startup, 1628 .hw_params = cs43130_hw_params, 1629 .hw_free = cs43130_hw_free, 1630 .set_sysclk = cs43130_set_sysclk, 1631 .set_fmt = cs43130_pcm_set_fmt, 1632 }; 1633 1634 static const struct snd_soc_dai_ops cs43130_dsd_ops = { 1635 .startup = cs43130_dop_startup, 1636 .hw_params = cs43130_dsd_hw_params, 1637 .hw_free = cs43130_hw_free, 1638 .set_fmt = cs43130_dsd_set_fmt, 1639 }; 1640 1641 static struct snd_soc_dai_driver cs43130_dai[] = { 1642 { 1643 .name = "cs43130-asp-pcm", 1644 .id = CS43130_ASP_PCM_DAI, 1645 .playback = { 1646 .stream_name = "ASP PCM Playback", 1647 .channels_min = 1, 1648 .channels_max = 2, 1649 .rates = SNDRV_PCM_RATE_KNOT, 1650 .formats = CS43130_PCM_FORMATS, 1651 }, 1652 .ops = &cs43130_pcm_ops, 1653 .symmetric_rate = 1, 1654 }, 1655 { 1656 .name = "cs43130-asp-dop", 1657 .id = CS43130_ASP_DOP_DAI, 1658 .playback = { 1659 .stream_name = "ASP DoP Playback", 1660 .channels_min = 1, 1661 .channels_max = 2, 1662 .rates = SNDRV_PCM_RATE_KNOT, 1663 .formats = CS43130_DOP_FORMATS, 1664 }, 1665 .ops = &cs43130_dop_ops, 1666 .symmetric_rate = 1, 1667 }, 1668 { 1669 .name = "cs43130-xsp-dop", 1670 .id = CS43130_XSP_DOP_DAI, 1671 .playback = { 1672 .stream_name = "XSP DoP Playback", 1673 .channels_min = 1, 1674 .channels_max = 2, 1675 .rates = SNDRV_PCM_RATE_KNOT, 1676 .formats = CS43130_DOP_FORMATS, 1677 }, 1678 .ops = &cs43130_dop_ops, 1679 .symmetric_rate = 1, 1680 }, 1681 { 1682 .name = "cs43130-xsp-dsd", 1683 .id = CS43130_XSP_DSD_DAI, 1684 .playback = { 1685 .stream_name = "XSP DSD Playback", 1686 .channels_min = 1, 1687 .channels_max = 2, 1688 .rates = SNDRV_PCM_RATE_KNOT, 1689 .formats = CS43130_DOP_FORMATS, 1690 }, 1691 .ops = &cs43130_dsd_ops, 1692 }, 1693 1694 }; 1695 1696 static int cs43130_component_set_sysclk(struct snd_soc_component *component, 1697 int clk_id, int source, unsigned int freq, 1698 int dir) 1699 { 1700 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 1701 1702 dev_dbg(cs43130->dev, "clk_id = %d, source = %d, freq = %d, dir = %d\n", 1703 clk_id, source, freq, dir); 1704 1705 switch (freq) { 1706 case CS43130_MCLK_22M: 1707 case CS43130_MCLK_24M: 1708 cs43130->mclk = freq; 1709 break; 1710 default: 1711 dev_err(cs43130->dev, "Invalid MCLK INT freq: %u\n", freq); 1712 return -EINVAL; 1713 } 1714 1715 if (source == CS43130_MCLK_SRC_EXT) { 1716 cs43130->pll_bypass = true; 1717 } else { 1718 dev_err(cs43130->dev, "Invalid MCLK source\n"); 1719 return -EINVAL; 1720 } 1721 1722 return 0; 1723 } 1724 1725 static inline u16 cs43130_get_ac_reg_val(u16 ac_freq) 1726 { 1727 /* AC freq is counted in 5.94Hz step. */ 1728 return ac_freq / 6; 1729 } 1730 1731 static int cs43130_show_dc(struct device *dev, char *buf, u8 ch) 1732 { 1733 struct i2c_client *client = to_i2c_client(dev); 1734 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 1735 1736 if (!cs43130->hpload_done) 1737 return sysfs_emit(buf, "NO_HPLOAD\n"); 1738 else 1739 return sysfs_emit(buf, "%u\n", cs43130->hpload_dc[ch]); 1740 } 1741 1742 static ssize_t hpload_dc_l_show(struct device *dev, 1743 struct device_attribute *attr, char *buf) 1744 { 1745 return cs43130_show_dc(dev, buf, HP_LEFT); 1746 } 1747 1748 static ssize_t hpload_dc_r_show(struct device *dev, 1749 struct device_attribute *attr, char *buf) 1750 { 1751 return cs43130_show_dc(dev, buf, HP_RIGHT); 1752 } 1753 1754 static const u16 cs43130_ac_freq[CS43130_AC_FREQ] = { 1755 24, 1756 43, 1757 93, 1758 200, 1759 431, 1760 928, 1761 2000, 1762 4309, 1763 9283, 1764 20000, 1765 }; 1766 1767 static int cs43130_show_ac(struct device *dev, char *buf, u8 ch) 1768 { 1769 int i, j = 0, tmp; 1770 struct i2c_client *client = to_i2c_client(dev); 1771 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 1772 1773 if (cs43130->hpload_done && cs43130->ac_meas) { 1774 for (i = 0; i < ARRAY_SIZE(cs43130_ac_freq); i++) { 1775 tmp = sysfs_emit_at(buf, j, "%u\n", 1776 cs43130->hpload_ac[i][ch]); 1777 if (!tmp) 1778 break; 1779 1780 j += tmp; 1781 } 1782 1783 return j; 1784 } else { 1785 return sysfs_emit(buf, "NO_HPLOAD\n"); 1786 } 1787 } 1788 1789 static ssize_t hpload_ac_l_show(struct device *dev, 1790 struct device_attribute *attr, char *buf) 1791 { 1792 return cs43130_show_ac(dev, buf, HP_LEFT); 1793 } 1794 1795 static ssize_t hpload_ac_r_show(struct device *dev, 1796 struct device_attribute *attr, char *buf) 1797 { 1798 return cs43130_show_ac(dev, buf, HP_RIGHT); 1799 } 1800 1801 static DEVICE_ATTR_RO(hpload_dc_l); 1802 static DEVICE_ATTR_RO(hpload_dc_r); 1803 static DEVICE_ATTR_RO(hpload_ac_l); 1804 static DEVICE_ATTR_RO(hpload_ac_r); 1805 1806 static struct attribute *hpload_attrs[] = { 1807 &dev_attr_hpload_dc_l.attr, 1808 &dev_attr_hpload_dc_r.attr, 1809 &dev_attr_hpload_ac_l.attr, 1810 &dev_attr_hpload_ac_r.attr, 1811 }; 1812 ATTRIBUTE_GROUPS(hpload); 1813 1814 static struct reg_sequence hp_en_cal_seq[] = { 1815 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1816 {CS43130_HP_MEAS_LOAD_1, 0}, 1817 {CS43130_HP_MEAS_LOAD_2, 0}, 1818 {CS43130_INT_MASK_4, 0}, 1819 {CS43130_DXD1, 0x99}, 1820 {CS43130_DXD16, 0xBB}, 1821 {CS43130_DXD12, 0x01}, 1822 {CS43130_DXD19, 0xCB}, 1823 {CS43130_DXD17, 0x95}, 1824 {CS43130_DXD18, 0x0B}, 1825 {CS43130_DXD1, 0}, 1826 {CS43130_HP_LOAD_1, 0x80}, 1827 }; 1828 1829 static struct reg_sequence hp_en_cal_seq2[] = { 1830 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1831 {CS43130_HP_MEAS_LOAD_1, 0}, 1832 {CS43130_HP_MEAS_LOAD_2, 0}, 1833 {CS43130_INT_MASK_4, 0}, 1834 {CS43130_HP_LOAD_1, 0x80}, 1835 }; 1836 1837 static struct reg_sequence hp_dis_cal_seq[] = { 1838 {CS43130_HP_LOAD_1, 0x80}, 1839 {CS43130_DXD1, 0x99}, 1840 {CS43130_DXD12, 0}, 1841 {CS43130_DXD1, 0}, 1842 {CS43130_HP_LOAD_1, 0}, 1843 }; 1844 1845 static struct reg_sequence hp_dis_cal_seq2[] = { 1846 {CS43130_HP_LOAD_1, 0x80}, 1847 {CS43130_HP_LOAD_1, 0}, 1848 }; 1849 1850 static struct reg_sequence hp_dc_ch_l_seq[] = { 1851 {CS43130_DXD1, 0x99}, 1852 {CS43130_DXD19, 0x0A}, 1853 {CS43130_DXD17, 0x93}, 1854 {CS43130_DXD18, 0x0A}, 1855 {CS43130_DXD1, 0}, 1856 {CS43130_HP_LOAD_1, 0x80}, 1857 {CS43130_HP_LOAD_1, 0x81}, 1858 }; 1859 1860 static struct reg_sequence hp_dc_ch_l_seq2[] = { 1861 {CS43130_HP_LOAD_1, 0x80}, 1862 {CS43130_HP_LOAD_1, 0x81}, 1863 }; 1864 1865 static struct reg_sequence hp_dc_ch_r_seq[] = { 1866 {CS43130_DXD1, 0x99}, 1867 {CS43130_DXD19, 0x8A}, 1868 {CS43130_DXD17, 0x15}, 1869 {CS43130_DXD18, 0x06}, 1870 {CS43130_DXD1, 0}, 1871 {CS43130_HP_LOAD_1, 0x90}, 1872 {CS43130_HP_LOAD_1, 0x91}, 1873 }; 1874 1875 static struct reg_sequence hp_dc_ch_r_seq2[] = { 1876 {CS43130_HP_LOAD_1, 0x90}, 1877 {CS43130_HP_LOAD_1, 0x91}, 1878 }; 1879 1880 static struct reg_sequence hp_ac_ch_l_seq[] = { 1881 {CS43130_DXD1, 0x99}, 1882 {CS43130_DXD19, 0x0A}, 1883 {CS43130_DXD17, 0x93}, 1884 {CS43130_DXD18, 0x0A}, 1885 {CS43130_DXD1, 0}, 1886 {CS43130_HP_LOAD_1, 0x80}, 1887 {CS43130_HP_LOAD_1, 0x82}, 1888 }; 1889 1890 static struct reg_sequence hp_ac_ch_l_seq2[] = { 1891 {CS43130_HP_LOAD_1, 0x80}, 1892 {CS43130_HP_LOAD_1, 0x82}, 1893 }; 1894 1895 static struct reg_sequence hp_ac_ch_r_seq[] = { 1896 {CS43130_DXD1, 0x99}, 1897 {CS43130_DXD19, 0x8A}, 1898 {CS43130_DXD17, 0x15}, 1899 {CS43130_DXD18, 0x06}, 1900 {CS43130_DXD1, 0}, 1901 {CS43130_HP_LOAD_1, 0x90}, 1902 {CS43130_HP_LOAD_1, 0x92}, 1903 }; 1904 1905 static struct reg_sequence hp_ac_ch_r_seq2[] = { 1906 {CS43130_HP_LOAD_1, 0x90}, 1907 {CS43130_HP_LOAD_1, 0x92}, 1908 }; 1909 1910 static struct reg_sequence hp_cln_seq[] = { 1911 {CS43130_INT_MASK_4, CS43130_INT_MASK_ALL}, 1912 {CS43130_HP_MEAS_LOAD_1, 0}, 1913 {CS43130_HP_MEAS_LOAD_2, 0}, 1914 }; 1915 1916 struct reg_sequences { 1917 struct reg_sequence *seq; 1918 int size; 1919 unsigned int msk; 1920 }; 1921 1922 static struct reg_sequences hpload_seq1[] = { 1923 { 1924 .seq = hp_en_cal_seq, 1925 .size = ARRAY_SIZE(hp_en_cal_seq), 1926 .msk = CS43130_HPLOAD_ON_INT, 1927 }, 1928 { 1929 .seq = hp_dc_ch_l_seq, 1930 .size = ARRAY_SIZE(hp_dc_ch_l_seq), 1931 .msk = CS43130_HPLOAD_DC_INT, 1932 }, 1933 { 1934 .seq = hp_ac_ch_l_seq, 1935 .size = ARRAY_SIZE(hp_ac_ch_l_seq), 1936 .msk = CS43130_HPLOAD_AC_INT, 1937 }, 1938 { 1939 .seq = hp_dis_cal_seq, 1940 .size = ARRAY_SIZE(hp_dis_cal_seq), 1941 .msk = CS43130_HPLOAD_OFF_INT, 1942 }, 1943 { 1944 .seq = hp_en_cal_seq, 1945 .size = ARRAY_SIZE(hp_en_cal_seq), 1946 .msk = CS43130_HPLOAD_ON_INT, 1947 }, 1948 { 1949 .seq = hp_dc_ch_r_seq, 1950 .size = ARRAY_SIZE(hp_dc_ch_r_seq), 1951 .msk = CS43130_HPLOAD_DC_INT, 1952 }, 1953 { 1954 .seq = hp_ac_ch_r_seq, 1955 .size = ARRAY_SIZE(hp_ac_ch_r_seq), 1956 .msk = CS43130_HPLOAD_AC_INT, 1957 }, 1958 }; 1959 1960 static struct reg_sequences hpload_seq2[] = { 1961 { 1962 .seq = hp_en_cal_seq2, 1963 .size = ARRAY_SIZE(hp_en_cal_seq2), 1964 .msk = CS43130_HPLOAD_ON_INT, 1965 }, 1966 { 1967 .seq = hp_dc_ch_l_seq2, 1968 .size = ARRAY_SIZE(hp_dc_ch_l_seq2), 1969 .msk = CS43130_HPLOAD_DC_INT, 1970 }, 1971 { 1972 .seq = hp_ac_ch_l_seq2, 1973 .size = ARRAY_SIZE(hp_ac_ch_l_seq2), 1974 .msk = CS43130_HPLOAD_AC_INT, 1975 }, 1976 { 1977 .seq = hp_dis_cal_seq2, 1978 .size = ARRAY_SIZE(hp_dis_cal_seq2), 1979 .msk = CS43130_HPLOAD_OFF_INT, 1980 }, 1981 { 1982 .seq = hp_en_cal_seq2, 1983 .size = ARRAY_SIZE(hp_en_cal_seq2), 1984 .msk = CS43130_HPLOAD_ON_INT, 1985 }, 1986 { 1987 .seq = hp_dc_ch_r_seq2, 1988 .size = ARRAY_SIZE(hp_dc_ch_r_seq2), 1989 .msk = CS43130_HPLOAD_DC_INT, 1990 }, 1991 { 1992 .seq = hp_ac_ch_r_seq2, 1993 .size = ARRAY_SIZE(hp_ac_ch_r_seq2), 1994 .msk = CS43130_HPLOAD_AC_INT, 1995 }, 1996 }; 1997 1998 static int cs43130_update_hpload(unsigned int msk, int ac_idx, 1999 struct cs43130_private *cs43130) 2000 { 2001 bool left_ch = true; 2002 unsigned int reg; 2003 u32 addr; 2004 u16 impedance; 2005 2006 switch (msk) { 2007 case CS43130_HPLOAD_DC_INT: 2008 case CS43130_HPLOAD_AC_INT: 2009 break; 2010 default: 2011 return 0; 2012 } 2013 2014 regmap_read(cs43130->regmap, CS43130_HP_LOAD_1, ®); 2015 if (reg & CS43130_HPLOAD_CHN_SEL) 2016 left_ch = false; 2017 2018 if (msk == CS43130_HPLOAD_DC_INT) 2019 addr = CS43130_HP_DC_STAT_1; 2020 else 2021 addr = CS43130_HP_AC_STAT_1; 2022 2023 regmap_read(cs43130->regmap, addr, ®); 2024 impedance = reg >> 3; 2025 regmap_read(cs43130->regmap, addr + 1, ®); 2026 impedance |= reg << 5; 2027 2028 if (msk == CS43130_HPLOAD_DC_INT) { 2029 if (left_ch) 2030 cs43130->hpload_dc[HP_LEFT] = impedance; 2031 else 2032 cs43130->hpload_dc[HP_RIGHT] = impedance; 2033 2034 dev_dbg(cs43130->dev, "HP DC impedance (Ch %u): %u\n", !left_ch, 2035 impedance); 2036 } else { 2037 if (left_ch) 2038 cs43130->hpload_ac[ac_idx][HP_LEFT] = impedance; 2039 else 2040 cs43130->hpload_ac[ac_idx][HP_RIGHT] = impedance; 2041 2042 dev_dbg(cs43130->dev, "HP AC (%u Hz) impedance (Ch %u): %u\n", 2043 cs43130->ac_freq[ac_idx], !left_ch, impedance); 2044 } 2045 2046 return 0; 2047 } 2048 2049 static int cs43130_hpload_proc(struct cs43130_private *cs43130, 2050 struct reg_sequence *seq, int seq_size, 2051 unsigned int rslt_msk, int ac_idx) 2052 { 2053 int ret; 2054 unsigned int msk; 2055 u16 ac_reg_val; 2056 2057 reinit_completion(&cs43130->hpload_evt); 2058 2059 if (rslt_msk == CS43130_HPLOAD_AC_INT) { 2060 ac_reg_val = cs43130_get_ac_reg_val(cs43130->ac_freq[ac_idx]); 2061 regmap_update_bits(cs43130->regmap, CS43130_HP_LOAD_1, 2062 CS43130_HPLOAD_AC_START, 0); 2063 regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_1, 2064 CS43130_HP_MEAS_LOAD_MASK, 2065 ac_reg_val >> CS43130_HP_MEAS_LOAD_1_SHIFT); 2066 regmap_update_bits(cs43130->regmap, CS43130_HP_MEAS_LOAD_2, 2067 CS43130_HP_MEAS_LOAD_MASK, 2068 ac_reg_val >> CS43130_HP_MEAS_LOAD_2_SHIFT); 2069 } 2070 2071 regmap_multi_reg_write(cs43130->regmap, seq, 2072 seq_size); 2073 2074 ret = wait_for_completion_timeout(&cs43130->hpload_evt, 2075 msecs_to_jiffies(1000)); 2076 regmap_read(cs43130->regmap, CS43130_INT_MASK_4, &msk); 2077 if (!ret) { 2078 dev_err(cs43130->dev, "Timeout waiting for HPLOAD interrupt\n"); 2079 return -ETIMEDOUT; 2080 } 2081 2082 dev_dbg(cs43130->dev, "HP load stat: %x, INT_MASK_4: %x\n", 2083 cs43130->hpload_stat, msk); 2084 if ((cs43130->hpload_stat & (CS43130_HPLOAD_NO_DC_INT | 2085 CS43130_HPLOAD_UNPLUG_INT | 2086 CS43130_HPLOAD_OOR_INT)) || 2087 !(cs43130->hpload_stat & rslt_msk)) { 2088 dev_dbg(cs43130->dev, "HP load measure failed\n"); 2089 return -1; 2090 } 2091 2092 return 0; 2093 } 2094 2095 static const struct reg_sequence hv_seq[][2] = { 2096 { 2097 {CS43130_CLASS_H_CTL, 0x1C}, 2098 {CS43130_HP_OUT_CTL_1, 0x10}, 2099 }, 2100 { 2101 {CS43130_CLASS_H_CTL, 0x1E}, 2102 {CS43130_HP_OUT_CTL_1, 0x20}, 2103 }, 2104 { 2105 {CS43130_CLASS_H_CTL, 0x1E}, 2106 {CS43130_HP_OUT_CTL_1, 0x30}, 2107 }, 2108 }; 2109 2110 static int cs43130_set_hv(struct regmap *regmap, u16 hpload_dc, 2111 const u16 *dc_threshold) 2112 { 2113 int i; 2114 2115 for (i = 0; i < CS43130_DC_THRESHOLD; i++) { 2116 if (hpload_dc <= dc_threshold[i]) 2117 break; 2118 } 2119 2120 regmap_multi_reg_write(regmap, hv_seq[i], ARRAY_SIZE(hv_seq[i])); 2121 2122 return 0; 2123 } 2124 2125 static void cs43130_imp_meas(struct work_struct *wk) 2126 { 2127 unsigned int reg, seq_size; 2128 int i, ret, ac_idx; 2129 struct cs43130_private *cs43130; 2130 struct snd_soc_component *component; 2131 struct reg_sequences *hpload_seq; 2132 2133 cs43130 = container_of(wk, struct cs43130_private, work); 2134 component = cs43130->component; 2135 2136 if (!cs43130->mclk) 2137 return; 2138 2139 cs43130->hpload_done = false; 2140 2141 mutex_lock(&cs43130->clk_mutex); 2142 if (!cs43130->clk_req) { 2143 /* clk not in use */ 2144 cs43130_set_pll(component, 0, 0, cs43130->mclk, CS43130_MCLK_22M); 2145 if (cs43130->pll_bypass) 2146 cs43130_change_clksrc(component, CS43130_MCLK_SRC_EXT); 2147 else 2148 cs43130_change_clksrc(component, CS43130_MCLK_SRC_PLL); 2149 } 2150 2151 cs43130->clk_req++; 2152 mutex_unlock(&cs43130->clk_mutex); 2153 2154 regmap_read(cs43130->regmap, CS43130_INT_STATUS_4, ®); 2155 2156 switch (cs43130->dev_id) { 2157 case CS43130_CHIP_ID: 2158 hpload_seq = hpload_seq1; 2159 seq_size = ARRAY_SIZE(hpload_seq1); 2160 break; 2161 case CS43131_CHIP_ID: 2162 hpload_seq = hpload_seq2; 2163 seq_size = ARRAY_SIZE(hpload_seq2); 2164 break; 2165 default: 2166 WARN(1, "Invalid dev_id for meas: %d", cs43130->dev_id); 2167 return; 2168 } 2169 2170 i = 0; 2171 ac_idx = 0; 2172 while (i < seq_size) { 2173 ret = cs43130_hpload_proc(cs43130, hpload_seq[i].seq, 2174 hpload_seq[i].size, 2175 hpload_seq[i].msk, ac_idx); 2176 if (ret < 0) 2177 goto exit; 2178 2179 cs43130_update_hpload(hpload_seq[i].msk, ac_idx, cs43130); 2180 2181 if (cs43130->ac_meas && 2182 hpload_seq[i].msk == CS43130_HPLOAD_AC_INT && 2183 ac_idx < CS43130_AC_FREQ - 1) { 2184 ac_idx++; 2185 } else { 2186 ac_idx = 0; 2187 i++; 2188 } 2189 } 2190 cs43130->hpload_done = true; 2191 2192 if (cs43130->hpload_dc[HP_LEFT] >= CS43130_LINEOUT_LOAD) 2193 snd_soc_jack_report(&cs43130->jack, CS43130_JACK_LINEOUT, 2194 CS43130_JACK_MASK); 2195 else 2196 snd_soc_jack_report(&cs43130->jack, CS43130_JACK_HEADPHONE, 2197 CS43130_JACK_MASK); 2198 2199 dev_dbg(cs43130->dev, "Set HP output control. DC threshold\n"); 2200 for (i = 0; i < CS43130_DC_THRESHOLD; i++) 2201 dev_dbg(cs43130->dev, "DC threshold[%d]: %u.\n", i, 2202 cs43130->dc_threshold[i]); 2203 2204 cs43130_set_hv(cs43130->regmap, cs43130->hpload_dc[HP_LEFT], 2205 cs43130->dc_threshold); 2206 2207 exit: 2208 switch (cs43130->dev_id) { 2209 case CS43130_CHIP_ID: 2210 cs43130_hpload_proc(cs43130, hp_dis_cal_seq, 2211 ARRAY_SIZE(hp_dis_cal_seq), 2212 CS43130_HPLOAD_OFF_INT, ac_idx); 2213 break; 2214 case CS43131_CHIP_ID: 2215 cs43130_hpload_proc(cs43130, hp_dis_cal_seq2, 2216 ARRAY_SIZE(hp_dis_cal_seq2), 2217 CS43130_HPLOAD_OFF_INT, ac_idx); 2218 break; 2219 } 2220 2221 regmap_multi_reg_write(cs43130->regmap, hp_cln_seq, 2222 ARRAY_SIZE(hp_cln_seq)); 2223 2224 mutex_lock(&cs43130->clk_mutex); 2225 cs43130->clk_req--; 2226 /* clk not in use */ 2227 if (!cs43130->clk_req) 2228 cs43130_change_clksrc(component, CS43130_MCLK_SRC_RCO); 2229 mutex_unlock(&cs43130->clk_mutex); 2230 } 2231 2232 static irqreturn_t cs43130_irq_thread(int irq, void *data) 2233 { 2234 struct cs43130_private *cs43130 = (struct cs43130_private *)data; 2235 unsigned int stickies[CS43130_NUM_INT]; 2236 unsigned int irq_occurrence = 0; 2237 unsigned int masks[CS43130_NUM_INT]; 2238 int i, j; 2239 2240 for (i = 0; i < ARRAY_SIZE(stickies); i++) { 2241 regmap_read(cs43130->regmap, CS43130_INT_STATUS_1 + i, 2242 &stickies[i]); 2243 regmap_read(cs43130->regmap, CS43130_INT_MASK_1 + i, 2244 &masks[i]); 2245 } 2246 2247 for (i = 0; i < ARRAY_SIZE(stickies); i++) { 2248 stickies[i] = stickies[i] & (~masks[i]); 2249 for (j = 0; j < 8; j++) 2250 irq_occurrence += (stickies[i] >> j) & 1; 2251 } 2252 2253 if (!irq_occurrence) 2254 return IRQ_NONE; 2255 2256 if (stickies[0] & CS43130_XTAL_RDY_INT) { 2257 complete(&cs43130->xtal_rdy); 2258 return IRQ_HANDLED; 2259 } 2260 2261 if (stickies[0] & CS43130_PLL_RDY_INT) { 2262 complete(&cs43130->pll_rdy); 2263 return IRQ_HANDLED; 2264 } 2265 2266 if (stickies[3] & CS43130_HPLOAD_NO_DC_INT) { 2267 cs43130->hpload_stat = stickies[3]; 2268 dev_err(cs43130->dev, 2269 "DC load has not completed before AC load (%x)\n", 2270 cs43130->hpload_stat); 2271 complete(&cs43130->hpload_evt); 2272 return IRQ_HANDLED; 2273 } 2274 2275 if (stickies[3] & CS43130_HPLOAD_UNPLUG_INT) { 2276 cs43130->hpload_stat = stickies[3]; 2277 dev_err(cs43130->dev, "HP unplugged during measurement (%x)\n", 2278 cs43130->hpload_stat); 2279 complete(&cs43130->hpload_evt); 2280 return IRQ_HANDLED; 2281 } 2282 2283 if (stickies[3] & CS43130_HPLOAD_OOR_INT) { 2284 cs43130->hpload_stat = stickies[3]; 2285 dev_err(cs43130->dev, "HP load out of range (%x)\n", 2286 cs43130->hpload_stat); 2287 complete(&cs43130->hpload_evt); 2288 return IRQ_HANDLED; 2289 } 2290 2291 if (stickies[3] & CS43130_HPLOAD_AC_INT) { 2292 cs43130->hpload_stat = stickies[3]; 2293 dev_dbg(cs43130->dev, "HP AC load measurement done (%x)\n", 2294 cs43130->hpload_stat); 2295 complete(&cs43130->hpload_evt); 2296 return IRQ_HANDLED; 2297 } 2298 2299 if (stickies[3] & CS43130_HPLOAD_DC_INT) { 2300 cs43130->hpload_stat = stickies[3]; 2301 dev_dbg(cs43130->dev, "HP DC load measurement done (%x)\n", 2302 cs43130->hpload_stat); 2303 complete(&cs43130->hpload_evt); 2304 return IRQ_HANDLED; 2305 } 2306 2307 if (stickies[3] & CS43130_HPLOAD_ON_INT) { 2308 cs43130->hpload_stat = stickies[3]; 2309 dev_dbg(cs43130->dev, "HP load state machine on done (%x)\n", 2310 cs43130->hpload_stat); 2311 complete(&cs43130->hpload_evt); 2312 return IRQ_HANDLED; 2313 } 2314 2315 if (stickies[3] & CS43130_HPLOAD_OFF_INT) { 2316 cs43130->hpload_stat = stickies[3]; 2317 dev_dbg(cs43130->dev, "HP load state machine off done (%x)\n", 2318 cs43130->hpload_stat); 2319 complete(&cs43130->hpload_evt); 2320 return IRQ_HANDLED; 2321 } 2322 2323 if (stickies[0] & CS43130_XTAL_ERR_INT) { 2324 dev_err(cs43130->dev, "Crystal err: clock is not running\n"); 2325 return IRQ_HANDLED; 2326 } 2327 2328 if (stickies[0] & CS43130_HP_UNPLUG_INT) { 2329 dev_dbg(cs43130->dev, "HP unplugged\n"); 2330 cs43130->hpload_done = false; 2331 snd_soc_jack_report(&cs43130->jack, 0, CS43130_JACK_MASK); 2332 return IRQ_HANDLED; 2333 } 2334 2335 if (stickies[0] & CS43130_HP_PLUG_INT) { 2336 if (cs43130->dc_meas && !cs43130->hpload_done && 2337 !work_busy(&cs43130->work)) { 2338 dev_dbg(cs43130->dev, "HP load queue work\n"); 2339 queue_work(cs43130->wq, &cs43130->work); 2340 } 2341 2342 snd_soc_jack_report(&cs43130->jack, SND_JACK_MECHANICAL, 2343 CS43130_JACK_MASK); 2344 return IRQ_HANDLED; 2345 } 2346 2347 return IRQ_NONE; 2348 } 2349 2350 static int cs43130_probe(struct snd_soc_component *component) 2351 { 2352 int ret; 2353 struct cs43130_private *cs43130 = snd_soc_component_get_drvdata(component); 2354 struct snd_soc_card *card = component->card; 2355 unsigned int reg; 2356 2357 cs43130->component = component; 2358 2359 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) { 2360 regmap_update_bits(cs43130->regmap, CS43130_CRYSTAL_SET, 2361 CS43130_XTAL_IBIAS_MASK, 2362 cs43130->xtal_ibias); 2363 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2364 CS43130_XTAL_ERR_INT, 0); 2365 } 2366 2367 ret = snd_soc_card_jack_new(card, "Headphone", CS43130_JACK_MASK, 2368 &cs43130->jack); 2369 if (ret < 0) { 2370 dev_err(cs43130->dev, "Cannot create jack\n"); 2371 return ret; 2372 } 2373 2374 cs43130->hpload_done = false; 2375 if (cs43130->dc_meas) { 2376 ret = sysfs_create_groups(&cs43130->dev->kobj, hpload_groups); 2377 if (ret) 2378 return ret; 2379 2380 cs43130->wq = create_singlethread_workqueue("cs43130_hp"); 2381 if (!cs43130->wq) { 2382 sysfs_remove_groups(&cs43130->dev->kobj, hpload_groups); 2383 return -ENOMEM; 2384 } 2385 INIT_WORK(&cs43130->work, cs43130_imp_meas); 2386 } 2387 2388 regmap_read(cs43130->regmap, CS43130_INT_STATUS_1, ®); 2389 regmap_read(cs43130->regmap, CS43130_HP_STATUS, ®); 2390 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2391 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT, 0); 2392 regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT, 2393 CS43130_HP_DETECT_CTRL_MASK, 0); 2394 regmap_update_bits(cs43130->regmap, CS43130_HP_DETECT, 2395 CS43130_HP_DETECT_CTRL_MASK, 2396 CS43130_HP_DETECT_CTRL_MASK); 2397 2398 return 0; 2399 } 2400 2401 static struct snd_soc_component_driver soc_component_dev_cs43130 = { 2402 .probe = cs43130_probe, 2403 .controls = cs43130_snd_controls, 2404 .num_controls = ARRAY_SIZE(cs43130_snd_controls), 2405 .set_sysclk = cs43130_component_set_sysclk, 2406 .set_pll = cs43130_set_pll, 2407 .idle_bias_on = 1, 2408 .use_pmdown_time = 1, 2409 .endianness = 1, 2410 }; 2411 2412 static const struct regmap_config cs43130_regmap = { 2413 .reg_bits = 24, 2414 .pad_bits = 8, 2415 .val_bits = 8, 2416 2417 .max_register = CS43130_LASTREG, 2418 .reg_defaults = cs43130_reg_defaults, 2419 .num_reg_defaults = ARRAY_SIZE(cs43130_reg_defaults), 2420 .readable_reg = cs43130_readable_register, 2421 .precious_reg = cs43130_precious_register, 2422 .volatile_reg = cs43130_volatile_register, 2423 .cache_type = REGCACHE_MAPLE, 2424 /* needed for regcache_sync */ 2425 .use_single_read = true, 2426 .use_single_write = true, 2427 }; 2428 2429 static const u16 cs43130_dc_threshold[CS43130_DC_THRESHOLD] = { 2430 50, 2431 120, 2432 }; 2433 2434 static int cs43130_handle_device_data(struct cs43130_private *cs43130) 2435 { 2436 unsigned int val; 2437 int i; 2438 2439 if (device_property_read_u32(cs43130->dev, "cirrus,xtal-ibias", &val) < 0) { 2440 /* Crystal is unused. System clock is used for external MCLK */ 2441 cs43130->xtal_ibias = CS43130_XTAL_UNUSED; 2442 return 0; 2443 } 2444 2445 switch (val) { 2446 case 1: 2447 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_7_5UA; 2448 break; 2449 case 2: 2450 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_12_5UA; 2451 break; 2452 case 3: 2453 cs43130->xtal_ibias = CS43130_XTAL_IBIAS_15UA; 2454 break; 2455 default: 2456 dev_err(cs43130->dev, 2457 "Invalid cirrus,xtal-ibias value: %d\n", val); 2458 return -EINVAL; 2459 } 2460 2461 cs43130->dc_meas = device_property_read_bool(cs43130->dev, "cirrus,dc-measure"); 2462 cs43130->ac_meas = device_property_read_bool(cs43130->dev, "cirrus,ac-measure"); 2463 2464 if (!device_property_read_u16_array(cs43130->dev, "cirrus,ac-freq", cs43130->ac_freq, 2465 CS43130_AC_FREQ)) { 2466 for (i = 0; i < CS43130_AC_FREQ; i++) 2467 cs43130->ac_freq[i] = cs43130_ac_freq[i]; 2468 } 2469 2470 if (!device_property_read_u16_array(cs43130->dev, "cirrus,dc-threshold", 2471 cs43130->dc_threshold, 2472 CS43130_DC_THRESHOLD)) { 2473 for (i = 0; i < CS43130_DC_THRESHOLD; i++) 2474 cs43130->dc_threshold[i] = cs43130_dc_threshold[i]; 2475 } 2476 2477 return 0; 2478 } 2479 2480 static int cs43130_i2c_probe(struct i2c_client *client) 2481 { 2482 struct cs43130_private *cs43130; 2483 int ret; 2484 unsigned int reg; 2485 int i, devid; 2486 2487 cs43130 = devm_kzalloc(&client->dev, sizeof(*cs43130), GFP_KERNEL); 2488 if (!cs43130) 2489 return -ENOMEM; 2490 2491 cs43130->dev = &client->dev; 2492 2493 i2c_set_clientdata(client, cs43130); 2494 2495 cs43130->regmap = devm_regmap_init_i2c(client, &cs43130_regmap); 2496 if (IS_ERR(cs43130->regmap)) { 2497 ret = PTR_ERR(cs43130->regmap); 2498 return ret; 2499 } 2500 2501 if (dev_fwnode(cs43130->dev)) { 2502 ret = cs43130_handle_device_data(cs43130); 2503 if (ret != 0) 2504 return ret; 2505 } 2506 2507 for (i = 0; i < ARRAY_SIZE(cs43130->supplies); i++) 2508 cs43130->supplies[i].supply = cs43130_supply_names[i]; 2509 2510 ret = devm_regulator_bulk_get(cs43130->dev, 2511 ARRAY_SIZE(cs43130->supplies), 2512 cs43130->supplies); 2513 if (ret != 0) { 2514 dev_err(cs43130->dev, "Failed to request supplies: %d\n", ret); 2515 return ret; 2516 } 2517 ret = regulator_bulk_enable(ARRAY_SIZE(cs43130->supplies), 2518 cs43130->supplies); 2519 if (ret != 0) { 2520 dev_err(cs43130->dev, "Failed to enable supplies: %d\n", ret); 2521 return ret; 2522 } 2523 2524 cs43130->reset_gpio = devm_gpiod_get_optional(cs43130->dev, 2525 "reset", GPIOD_OUT_LOW); 2526 if (IS_ERR(cs43130->reset_gpio)) { 2527 ret = PTR_ERR(cs43130->reset_gpio); 2528 goto err_supplies; 2529 } 2530 2531 gpiod_set_value_cansleep(cs43130->reset_gpio, 1); 2532 2533 usleep_range(2000, 2050); 2534 2535 devid = cirrus_read_device_id(cs43130->regmap, CS43130_DEVID_AB); 2536 if (devid < 0) { 2537 ret = devid; 2538 dev_err(cs43130->dev, "Failed to read device ID: %d\n", ret); 2539 goto err; 2540 } 2541 2542 switch (devid) { 2543 case CS43130_CHIP_ID: 2544 case CS4399_CHIP_ID: 2545 case CS43131_CHIP_ID: 2546 case CS43198_CHIP_ID: 2547 break; 2548 default: 2549 dev_err(cs43130->dev, 2550 "CS43130 Device ID %X. Expected ID %X, %X, %X or %X\n", 2551 devid, CS43130_CHIP_ID, CS4399_CHIP_ID, 2552 CS43131_CHIP_ID, CS43198_CHIP_ID); 2553 ret = -ENODEV; 2554 goto err; 2555 } 2556 2557 cs43130->dev_id = devid; 2558 ret = regmap_read(cs43130->regmap, CS43130_REV_ID, ®); 2559 if (ret < 0) { 2560 dev_err(cs43130->dev, "Get Revision ID failed\n"); 2561 goto err; 2562 } 2563 2564 dev_info(cs43130->dev, 2565 "Cirrus Logic CS43130 (%x), Revision: %02X\n", devid, 2566 reg & 0xFF); 2567 2568 mutex_init(&cs43130->clk_mutex); 2569 2570 init_completion(&cs43130->xtal_rdy); 2571 init_completion(&cs43130->pll_rdy); 2572 init_completion(&cs43130->hpload_evt); 2573 2574 if (!client->irq) { 2575 dev_dbg(cs43130->dev, "IRQ not found, will poll instead\n"); 2576 cs43130->has_irq_line = 0; 2577 } else { 2578 ret = devm_request_threaded_irq(cs43130->dev, client->irq, 2579 NULL, cs43130_irq_thread, 2580 IRQF_ONESHOT | IRQF_TRIGGER_LOW, 2581 "cs43130", cs43130); 2582 if (ret != 0) { 2583 dev_err(cs43130->dev, "Failed to request IRQ: %d\n", ret); 2584 goto err; 2585 } 2586 cs43130->has_irq_line = 1; 2587 } 2588 2589 cs43130->mclk_int_src = CS43130_MCLK_SRC_RCO; 2590 2591 pm_runtime_set_autosuspend_delay(cs43130->dev, 100); 2592 pm_runtime_use_autosuspend(cs43130->dev); 2593 pm_runtime_set_active(cs43130->dev); 2594 pm_runtime_enable(cs43130->dev); 2595 2596 switch (cs43130->dev_id) { 2597 case CS43130_CHIP_ID: 2598 case CS43131_CHIP_ID: 2599 memcpy(all_hp_widgets, digital_hp_widgets, 2600 sizeof(digital_hp_widgets)); 2601 memcpy(all_hp_widgets + ARRAY_SIZE(digital_hp_widgets), 2602 analog_hp_widgets, sizeof(analog_hp_widgets)); 2603 memcpy(all_hp_routes, digital_hp_routes, 2604 sizeof(digital_hp_routes)); 2605 memcpy(all_hp_routes + ARRAY_SIZE(digital_hp_routes), 2606 analog_hp_routes, sizeof(analog_hp_routes)); 2607 2608 soc_component_dev_cs43130.dapm_widgets = 2609 all_hp_widgets; 2610 soc_component_dev_cs43130.num_dapm_widgets = 2611 ARRAY_SIZE(all_hp_widgets); 2612 soc_component_dev_cs43130.dapm_routes = 2613 all_hp_routes; 2614 soc_component_dev_cs43130.num_dapm_routes = 2615 ARRAY_SIZE(all_hp_routes); 2616 break; 2617 case CS43198_CHIP_ID: 2618 case CS4399_CHIP_ID: 2619 soc_component_dev_cs43130.dapm_widgets = 2620 digital_hp_widgets; 2621 soc_component_dev_cs43130.num_dapm_widgets = 2622 ARRAY_SIZE(digital_hp_widgets); 2623 soc_component_dev_cs43130.dapm_routes = 2624 digital_hp_routes; 2625 soc_component_dev_cs43130.num_dapm_routes = 2626 ARRAY_SIZE(digital_hp_routes); 2627 break; 2628 } 2629 2630 ret = devm_snd_soc_register_component(cs43130->dev, 2631 &soc_component_dev_cs43130, 2632 cs43130_dai, ARRAY_SIZE(cs43130_dai)); 2633 if (ret < 0) { 2634 dev_err(cs43130->dev, 2635 "snd_soc_register_component failed with ret = %d\n", ret); 2636 goto err; 2637 } 2638 2639 regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG, 2640 CS43130_ASP_3ST_MASK, 0); 2641 regmap_update_bits(cs43130->regmap, CS43130_PAD_INT_CFG, 2642 CS43130_XSP_3ST_MASK, 0); 2643 2644 return 0; 2645 2646 err: 2647 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2648 err_supplies: 2649 regulator_bulk_disable(ARRAY_SIZE(cs43130->supplies), 2650 cs43130->supplies); 2651 2652 return ret; 2653 } 2654 2655 static void cs43130_i2c_remove(struct i2c_client *client) 2656 { 2657 struct cs43130_private *cs43130 = i2c_get_clientdata(client); 2658 2659 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2660 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2661 CS43130_XTAL_ERR_INT, 2662 1 << CS43130_XTAL_ERR_INT_SHIFT); 2663 2664 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2665 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT, 2666 CS43130_HP_PLUG_INT | CS43130_HP_UNPLUG_INT); 2667 2668 if (cs43130->dc_meas) { 2669 cancel_work_sync(&cs43130->work); 2670 flush_workqueue(cs43130->wq); 2671 2672 device_remove_file(cs43130->dev, &dev_attr_hpload_dc_l); 2673 device_remove_file(cs43130->dev, &dev_attr_hpload_dc_r); 2674 device_remove_file(cs43130->dev, &dev_attr_hpload_ac_l); 2675 device_remove_file(cs43130->dev, &dev_attr_hpload_ac_r); 2676 } 2677 2678 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2679 2680 pm_runtime_disable(cs43130->dev); 2681 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2682 } 2683 2684 static int __maybe_unused cs43130_runtime_suspend(struct device *dev) 2685 { 2686 struct cs43130_private *cs43130 = dev_get_drvdata(dev); 2687 2688 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2689 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2690 CS43130_XTAL_ERR_INT, 2691 1 << CS43130_XTAL_ERR_INT_SHIFT); 2692 2693 regcache_cache_only(cs43130->regmap, true); 2694 regcache_mark_dirty(cs43130->regmap); 2695 2696 gpiod_set_value_cansleep(cs43130->reset_gpio, 0); 2697 2698 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2699 2700 return 0; 2701 } 2702 2703 static int __maybe_unused cs43130_runtime_resume(struct device *dev) 2704 { 2705 struct cs43130_private *cs43130 = dev_get_drvdata(dev); 2706 int ret; 2707 2708 ret = regulator_bulk_enable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2709 if (ret != 0) { 2710 dev_err(dev, "Failed to enable supplies: %d\n", ret); 2711 return ret; 2712 } 2713 2714 regcache_cache_only(cs43130->regmap, false); 2715 2716 gpiod_set_value_cansleep(cs43130->reset_gpio, 1); 2717 2718 usleep_range(2000, 2050); 2719 2720 ret = regcache_sync(cs43130->regmap); 2721 if (ret != 0) { 2722 dev_err(dev, "Failed to restore register cache\n"); 2723 goto err; 2724 } 2725 2726 if (cs43130->xtal_ibias != CS43130_XTAL_UNUSED) 2727 regmap_update_bits(cs43130->regmap, CS43130_INT_MASK_1, 2728 CS43130_XTAL_ERR_INT, 0); 2729 2730 return 0; 2731 err: 2732 regcache_cache_only(cs43130->regmap, true); 2733 regulator_bulk_disable(CS43130_NUM_SUPPLIES, cs43130->supplies); 2734 2735 return ret; 2736 } 2737 2738 static const struct dev_pm_ops cs43130_runtime_pm = { 2739 SET_RUNTIME_PM_OPS(cs43130_runtime_suspend, cs43130_runtime_resume, 2740 NULL) 2741 }; 2742 2743 #if IS_ENABLED(CONFIG_OF) 2744 static const struct of_device_id cs43130_of_match[] = { 2745 {.compatible = "cirrus,cs43130",}, 2746 {.compatible = "cirrus,cs4399",}, 2747 {.compatible = "cirrus,cs43131",}, 2748 {.compatible = "cirrus,cs43198",}, 2749 {}, 2750 }; 2751 2752 MODULE_DEVICE_TABLE(of, cs43130_of_match); 2753 #endif 2754 2755 #if IS_ENABLED(CONFIG_ACPI) 2756 static const struct acpi_device_id cs43130_acpi_match[] = { 2757 { "CSC4399", 0 }, 2758 {} 2759 }; 2760 2761 MODULE_DEVICE_TABLE(acpi, cs43130_acpi_match); 2762 #endif 2763 2764 2765 static const struct i2c_device_id cs43130_i2c_id[] = { 2766 {"cs43130"}, 2767 {"cs4399"}, 2768 {"cs43131"}, 2769 {"cs43198"}, 2770 {} 2771 }; 2772 2773 MODULE_DEVICE_TABLE(i2c, cs43130_i2c_id); 2774 2775 static struct i2c_driver cs43130_i2c_driver = { 2776 .driver = { 2777 .name = "cs43130", 2778 .of_match_table = of_match_ptr(cs43130_of_match), 2779 .acpi_match_table = ACPI_PTR(cs43130_acpi_match), 2780 .pm = &cs43130_runtime_pm, 2781 }, 2782 .id_table = cs43130_i2c_id, 2783 .probe = cs43130_i2c_probe, 2784 .remove = cs43130_i2c_remove, 2785 }; 2786 2787 module_i2c_driver(cs43130_i2c_driver); 2788 2789 MODULE_AUTHOR("Li Xu <li.xu@cirrus.com>"); 2790 MODULE_DESCRIPTION("Cirrus Logic CS43130 ALSA SoC Codec Driver"); 2791 MODULE_LICENSE("GPL"); 2792