Pileus Git - ~andy/linux/blob - drivers/mfd/arizona-core.c

   1 /*
   2  * Arizona core driver
   3  *
   4  * Copyright 2012 Wolfson Microelectronics plc
   5  *
   6  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/delay.h>
  14 #include <linux/err.h>
  15 #include <linux/gpio.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/mfd/core.h>
  18 #include <linux/module.h>
  19 #include <linux/pm_runtime.h>
  20 #include <linux/regmap.h>
  21 #include <linux/regulator/consumer.h>
  22 #include <linux/slab.h>
  23
  24 #include <linux/mfd/arizona/core.h>
  25 #include <linux/mfd/arizona/registers.h>
  26
  27 #include "arizona.h"
  28
  29 static const char *wm5102_core_supplies[] = {
  30         "AVDD",
  31         "DBVDD1",
  32 };
  33
  34 int arizona_clk32k_enable(struct arizona *arizona)
  35 {
  36         int ret = 0;
  37
  38         mutex_lock(&arizona->clk_lock);
  39
  40         arizona->clk32k_ref++;
  41
  42         if (arizona->clk32k_ref == 1) {
  43                 switch (arizona->pdata.clk32k_src) {
  44                 case ARIZONA_32KZ_MCLK1:
  45                         ret = pm_runtime_get_sync(arizona->dev);
  46                         if (ret != 0)
  47                                 goto out;
  48                         break;
  49                 }
  50
  51                 ret = regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
  52                                          ARIZONA_CLK_32K_ENA,
  53                                          ARIZONA_CLK_32K_ENA);
  54         }
  55
  56 out:
  57         if (ret != 0)
  58                 arizona->clk32k_ref--;
  59
  60         mutex_unlock(&arizona->clk_lock);
  61
  62         return ret;
  63 }
  64 EXPORT_SYMBOL_GPL(arizona_clk32k_enable);
  65
  66 int arizona_clk32k_disable(struct arizona *arizona)
  67 {
  68         int ret = 0;
  69
  70         mutex_lock(&arizona->clk_lock);
  71
  72         BUG_ON(arizona->clk32k_ref <= 0);
  73
  74         arizona->clk32k_ref--;
  75
  76         if (arizona->clk32k_ref == 0) {
  77                 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
  78                                    ARIZONA_CLK_32K_ENA, 0);
  79
  80                 switch (arizona->pdata.clk32k_src) {
  81                 case ARIZONA_32KZ_MCLK1:
  82                         pm_runtime_put_sync(arizona->dev);
  83                         break;
  84                 }
  85         }
  86
  87         mutex_unlock(&arizona->clk_lock);
  88
  89         return ret;
  90 }
  91 EXPORT_SYMBOL_GPL(arizona_clk32k_disable);
  92
  93 static irqreturn_t arizona_clkgen_err(int irq, void *data)
  94 {
  95         struct arizona *arizona = data;
  96
  97         dev_err(arizona->dev, "CLKGEN error\n");
  98
  99         return IRQ_HANDLED;
 100 }
 101
 102 static irqreturn_t arizona_underclocked(int irq, void *data)
 103 {
 104         struct arizona *arizona = data;
 105         unsigned int val;
 106         int ret;
 107
 108         ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_8,
 109                           &val);
 110         if (ret != 0) {
 111                 dev_err(arizona->dev, "Failed to read underclock status: %d\n",
 112                         ret);
 113                 return IRQ_NONE;
 114         }
 115
 116         if (val & ARIZONA_AIF3_UNDERCLOCKED_STS)
 117                 dev_err(arizona->dev, "AIF3 underclocked\n");
 118         if (val & ARIZONA_AIF2_UNDERCLOCKED_STS)
 119                 dev_err(arizona->dev, "AIF2 underclocked\n");
 120         if (val & ARIZONA_AIF1_UNDERCLOCKED_STS)
 121                 dev_err(arizona->dev, "AIF1 underclocked\n");
 122         if (val & ARIZONA_ISRC2_UNDERCLOCKED_STS)
 123                 dev_err(arizona->dev, "ISRC2 underclocked\n");
 124         if (val & ARIZONA_ISRC1_UNDERCLOCKED_STS)
 125                 dev_err(arizona->dev, "ISRC1 underclocked\n");
 126         if (val & ARIZONA_FX_UNDERCLOCKED_STS)
 127                 dev_err(arizona->dev, "FX underclocked\n");
 128         if (val & ARIZONA_ASRC_UNDERCLOCKED_STS)
 129                 dev_err(arizona->dev, "ASRC underclocked\n");
 130         if (val & ARIZONA_DAC_UNDERCLOCKED_STS)
 131                 dev_err(arizona->dev, "DAC underclocked\n");
 132         if (val & ARIZONA_ADC_UNDERCLOCKED_STS)
 133                 dev_err(arizona->dev, "ADC underclocked\n");
 134         if (val & ARIZONA_MIXER_UNDERCLOCKED_STS)
 135                 dev_err(arizona->dev, "Mixer dropped sample\n");
 136
 137         return IRQ_HANDLED;
 138 }
 139
 140 static irqreturn_t arizona_overclocked(int irq, void *data)
 141 {
 142         struct arizona *arizona = data;
 143         unsigned int val[2];
 144         int ret;
 145
 146         ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6,
 147                                &val[0], 2);
 148         if (ret != 0) {
 149                 dev_err(arizona->dev, "Failed to read overclock status: %d\n",
 150                         ret);
 151                 return IRQ_NONE;
 152         }
 153
 154         if (val[0] & ARIZONA_PWM_OVERCLOCKED_STS)
 155                 dev_err(arizona->dev, "PWM overclocked\n");
 156         if (val[0] & ARIZONA_FX_CORE_OVERCLOCKED_STS)
 157                 dev_err(arizona->dev, "FX core overclocked\n");
 158         if (val[0] & ARIZONA_DAC_SYS_OVERCLOCKED_STS)
 159                 dev_err(arizona->dev, "DAC SYS overclocked\n");
 160         if (val[0] & ARIZONA_DAC_WARP_OVERCLOCKED_STS)
 161                 dev_err(arizona->dev, "DAC WARP overclocked\n");
 162         if (val[0] & ARIZONA_ADC_OVERCLOCKED_STS)
 163                 dev_err(arizona->dev, "ADC overclocked\n");
 164         if (val[0] & ARIZONA_MIXER_OVERCLOCKED_STS)
 165                 dev_err(arizona->dev, "Mixer overclocked\n");
 166         if (val[0] & ARIZONA_AIF3_SYNC_OVERCLOCKED_STS)
 167                 dev_err(arizona->dev, "AIF3 overclocked\n");
 168         if (val[0] & ARIZONA_AIF2_SYNC_OVERCLOCKED_STS)
 169                 dev_err(arizona->dev, "AIF2 overclocked\n");
 170         if (val[0] & ARIZONA_AIF1_SYNC_OVERCLOCKED_STS)
 171                 dev_err(arizona->dev, "AIF1 overclocked\n");
 172         if (val[0] & ARIZONA_PAD_CTRL_OVERCLOCKED_STS)
 173                 dev_err(arizona->dev, "Pad control overclocked\n");
 174
 175         if (val[1] & ARIZONA_SLIMBUS_SUBSYS_OVERCLOCKED_STS)
 176                 dev_err(arizona->dev, "Slimbus subsystem overclocked\n");
 177         if (val[1] & ARIZONA_SLIMBUS_ASYNC_OVERCLOCKED_STS)
 178                 dev_err(arizona->dev, "Slimbus async overclocked\n");
 179         if (val[1] & ARIZONA_SLIMBUS_SYNC_OVERCLOCKED_STS)
 180                 dev_err(arizona->dev, "Slimbus sync overclocked\n");
 181         if (val[1] & ARIZONA_ASRC_ASYNC_SYS_OVERCLOCKED_STS)
 182                 dev_err(arizona->dev, "ASRC async system overclocked\n");
 183         if (val[1] & ARIZONA_ASRC_ASYNC_WARP_OVERCLOCKED_STS)
 184                 dev_err(arizona->dev, "ASRC async WARP overclocked\n");
 185         if (val[1] & ARIZONA_ASRC_SYNC_SYS_OVERCLOCKED_STS)
 186                 dev_err(arizona->dev, "ASRC sync system overclocked\n");
 187         if (val[1] & ARIZONA_ASRC_SYNC_WARP_OVERCLOCKED_STS)
 188                 dev_err(arizona->dev, "ASRC sync WARP overclocked\n");
 189         if (val[1] & ARIZONA_ADSP2_1_OVERCLOCKED_STS)
 190                 dev_err(arizona->dev, "DSP1 overclocked\n");
 191         if (val[1] & ARIZONA_ISRC2_OVERCLOCKED_STS)
 192                 dev_err(arizona->dev, "ISRC2 overclocked\n");
 193         if (val[1] & ARIZONA_ISRC1_OVERCLOCKED_STS)
 194                 dev_err(arizona->dev, "ISRC1 overclocked\n");
 195
 196         return IRQ_HANDLED;
 197 }
 198
 199 static int arizona_poll_reg(struct arizona *arizona,
 200                             int timeout, unsigned int reg,
 201                             unsigned int mask, unsigned int target)
 202 {
 203         unsigned int val = 0;
 204         int ret, i;
 205
 206         for (i = 0; i < timeout; i++) {
 207                 ret = regmap_read(arizona->regmap, reg, &val);
 208                 if (ret != 0) {
 209                         dev_err(arizona->dev, "Failed to read reg %u: %d\n",
 210                                 reg, ret);
 211                         continue;
 212                 }
 213
 214                 if ((val & mask) == target)
 215                         return 0;
 216
 217                 msleep(1);
 218         }
 219
 220         dev_err(arizona->dev, "Polling reg %u timed out: %x\n", reg, val);
 221         return -ETIMEDOUT;
 222 }
 223
 224 static int arizona_wait_for_boot(struct arizona *arizona)
 225 {
 226         int ret;
 227
 228         /*
 229          * We can't use an interrupt as we need to runtime resume to do so,
 230          * we won't race with the interrupt handler as it'll be blocked on
 231          * runtime resume.
 232          */
 233         ret = arizona_poll_reg(arizona, 5, ARIZONA_INTERRUPT_RAW_STATUS_5,
 234                                ARIZONA_BOOT_DONE_STS, ARIZONA_BOOT_DONE_STS);
 235
 236         if (!ret)
 237                 regmap_write(arizona->regmap, ARIZONA_INTERRUPT_STATUS_5,
 238                              ARIZONA_BOOT_DONE_STS);
 239
 240         pm_runtime_mark_last_busy(arizona->dev);
 241
 242         return ret;
 243 }
 244
 245 #ifdef CONFIG_PM_RUNTIME
 246 static int arizona_runtime_resume(struct device *dev)
 247 {
 248         struct arizona *arizona = dev_get_drvdata(dev);
 249         int ret;
 250
 251         dev_dbg(arizona->dev, "Leaving AoD mode\n");
 252
 253         ret = regulator_enable(arizona->dcvdd);
 254         if (ret != 0) {
 255                 dev_err(arizona->dev, "Failed to enable DCVDD: %d\n", ret);
 256                 return ret;
 257         }
 258
 259         regcache_cache_only(arizona->regmap, false);
 260
 261         ret = arizona_wait_for_boot(arizona);
 262         if (ret != 0) {
 263                 goto err;
 264         }
 265
 266         switch (arizona->type) {
 267         case WM5102:
 268                 ret = wm5102_patch(arizona);
 269                 if (ret != 0) {
 270                         dev_err(arizona->dev, "Failed to apply patch: %d\n",
 271                                 ret);
 272                         goto err;
 273                 }
 274         }
 275
 276         ret = regcache_sync(arizona->regmap);
 277         if (ret != 0) {
 278                 dev_err(arizona->dev, "Failed to restore register cache\n");
 279                 goto err;
 280         }
 281
 282         return 0;
 283
 284 err:
 285         regcache_cache_only(arizona->regmap, true);
 286         regulator_disable(arizona->dcvdd);
 287         return ret;
 288 }
 289
 290 static int arizona_runtime_suspend(struct device *dev)
 291 {
 292         struct arizona *arizona = dev_get_drvdata(dev);
 293
 294         dev_dbg(arizona->dev, "Entering AoD mode\n");
 295
 296         regulator_disable(arizona->dcvdd);
 297         regcache_cache_only(arizona->regmap, true);
 298         regcache_mark_dirty(arizona->regmap);
 299
 300         return 0;
 301 }
 302 #endif
 303
 304 #ifdef CONFIG_PM_SLEEP
 305 static int arizona_resume_noirq(struct device *dev)
 306 {
 307         struct arizona *arizona = dev_get_drvdata(dev);
 308
 309         dev_dbg(arizona->dev, "Early resume, disabling IRQ\n");
 310         disable_irq(arizona->irq);
 311
 312         return 0;
 313 }
 314
 315 static int arizona_resume(struct device *dev)
 316 {
 317         struct arizona *arizona = dev_get_drvdata(dev);
 318
 319         dev_dbg(arizona->dev, "Late resume, reenabling IRQ\n");
 320         enable_irq(arizona->irq);
 321
 322         return 0;
 323 }
 324 #endif
 325
 326 const struct dev_pm_ops arizona_pm_ops = {
 327         SET_RUNTIME_PM_OPS(arizona_runtime_suspend,
 328                            arizona_runtime_resume,
 329                            NULL)
 330         SET_SYSTEM_SLEEP_PM_OPS(NULL, arizona_resume)
 331 #ifdef CONFIG_PM_SLEEP
 332         .resume_noirq = arizona_resume_noirq,
 333 #endif
 334 };
 335 EXPORT_SYMBOL_GPL(arizona_pm_ops);
 336
 337 static struct mfd_cell early_devs[] = {
 338         { .name = "arizona-ldo1" },
 339 };
 340
 341 static struct mfd_cell wm5102_devs[] = {
 342         { .name = "arizona-micsupp" },
 343         { .name = "arizona-extcon" },
 344         { .name = "arizona-gpio" },
 345         { .name = "arizona-haptics" },
 346         { .name = "arizona-pwm" },
 347         { .name = "wm5102-codec" },
 348 };
 349
 350 static struct mfd_cell wm5110_devs[] = {
 351         { .name = "arizona-micsupp" },
 352         { .name = "arizona-extcon" },
 353         { .name = "arizona-gpio" },
 354         { .name = "arizona-haptics" },
 355         { .name = "arizona-pwm" },
 356         { .name = "wm5110-codec" },
 357 };
 358
 359 int arizona_dev_init(struct arizona *arizona)
 360 {
 361         struct device *dev = arizona->dev;
 362         const char *type_name;
 363         unsigned int reg, val;
 364         int (*apply_patch)(struct arizona *) = NULL;
 365         int ret, i;
 366
 367         dev_set_drvdata(arizona->dev, arizona);
 368         mutex_init(&arizona->clk_lock);
 369
 370         if (dev_get_platdata(arizona->dev))
 371                 memcpy(&arizona->pdata, dev_get_platdata(arizona->dev),
 372                        sizeof(arizona->pdata));
 373
 374         regcache_cache_only(arizona->regmap, true);
 375
 376         switch (arizona->type) {
 377         case WM5102:
 378         case WM5110:
 379                 for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++)
 380                         arizona->core_supplies[i].supply
 381                                 = wm5102_core_supplies[i];
 382                 arizona->num_core_supplies = ARRAY_SIZE(wm5102_core_supplies);
 383                 break;
 384         default:
 385                 dev_err(arizona->dev, "Unknown device type %d\n",
 386                         arizona->type);
 387                 return -EINVAL;
 388         }
 389
 390         ret = mfd_add_devices(arizona->dev, -1, early_devs,
 391                               ARRAY_SIZE(early_devs), NULL, 0, NULL);
 392         if (ret != 0) {
 393                 dev_err(dev, "Failed to add early children: %d\n", ret);
 394                 return ret;
 395         }
 396
 397         ret = devm_regulator_bulk_get(dev, arizona->num_core_supplies,
 398                                       arizona->core_supplies);
 399         if (ret != 0) {
 400                 dev_err(dev, "Failed to request core supplies: %d\n",
 401                         ret);
 402                 goto err_early;
 403         }
 404
 405         arizona->dcvdd = devm_regulator_get(arizona->dev, "DCVDD");
 406         if (IS_ERR(arizona->dcvdd)) {
 407                 ret = PTR_ERR(arizona->dcvdd);
 408                 dev_err(dev, "Failed to request DCVDD: %d\n", ret);
 409                 goto err_early;
 410         }
 411
 412         ret = regulator_bulk_enable(arizona->num_core_supplies,
 413                                     arizona->core_supplies);
 414         if (ret != 0) {
 415                 dev_err(dev, "Failed to enable core supplies: %d\n",
 416                         ret);
 417                 goto err_early;
 418         }
 419
 420         ret = regulator_enable(arizona->dcvdd);
 421         if (ret != 0) {
 422                 dev_err(dev, "Failed to enable DCVDD: %d\n", ret);
 423                 goto err_enable;
 424         }
 425
 426         if (arizona->pdata.reset) {
 427                 /* Start out with /RESET low to put the chip into reset */
 428                 ret = gpio_request_one(arizona->pdata.reset,
 429                                        GPIOF_DIR_OUT | GPIOF_INIT_LOW,
 430                                        "arizona /RESET");
 431                 if (ret != 0) {
 432                         dev_err(dev, "Failed to request /RESET: %d\n", ret);
 433                         goto err_dcvdd;
 434                 }
 435
 436                 gpio_set_value_cansleep(arizona->pdata.reset, 1);
 437         }
 438
 439         regcache_cache_only(arizona->regmap, false);
 440
 441         ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, &reg);
 442         if (ret != 0) {
 443                 dev_err(dev, "Failed to read ID register: %d\n", ret);
 444                 goto err_reset;
 445         }
 446
 447         ret = regmap_read(arizona->regmap, ARIZONA_DEVICE_REVISION,
 448                           &arizona->rev);
 449         if (ret != 0) {
 450                 dev_err(dev, "Failed to read revision register: %d\n", ret);
 451                 goto err_reset;
 452         }
 453         arizona->rev &= ARIZONA_DEVICE_REVISION_MASK;
 454
 455         switch (reg) {
 456 #ifdef CONFIG_MFD_WM5102
 457         case 0x5102:
 458                 type_name = "WM5102";
 459                 if (arizona->type != WM5102) {
 460                         dev_err(arizona->dev, "WM5102 registered as %d\n",
 461                                 arizona->type);
 462                         arizona->type = WM5102;
 463                 }
 464                 apply_patch = wm5102_patch;
 465                 arizona->rev &= 0x7;
 466                 break;
 467 #endif
 468 #ifdef CONFIG_MFD_WM5110
 469         case 0x5110:
 470                 type_name = "WM5110";
 471                 if (arizona->type != WM5110) {
 472                         dev_err(arizona->dev, "WM5110 registered as %d\n",
 473                                 arizona->type);
 474                         arizona->type = WM5110;
 475                 }
 476                 apply_patch = wm5110_patch;
 477                 break;
 478 #endif
 479         default:
 480                 dev_err(arizona->dev, "Unknown device ID %x\n", reg);
 481                 goto err_reset;
 482         }
 483
 484         dev_info(dev, "%s revision %c\n", type_name, arizona->rev + 'A');
 485
 486         /* If we have a /RESET GPIO we'll already be reset */
 487         if (!arizona->pdata.reset) {
 488                 regcache_mark_dirty(arizona->regmap);
 489
 490                 ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0);
 491                 if (ret != 0) {
 492                         dev_err(dev, "Failed to reset device: %d\n", ret);
 493                         goto err_reset;
 494                 }
 495
 496                 ret = regcache_sync(arizona->regmap);
 497                 if (ret != 0) {
 498                         dev_err(dev, "Failed to sync device: %d\n", ret);
 499                         goto err_reset;
 500                 }
 501         }
 502
 503         ret = arizona_wait_for_boot(arizona);
 504         if (ret != 0) {
 505                 dev_err(arizona->dev, "Device failed initial boot: %d\n", ret);
 506                 goto err_reset;
 507         }
 508
 509         if (apply_patch) {
 510                 ret = apply_patch(arizona);
 511                 if (ret != 0) {
 512                         dev_err(arizona->dev, "Failed to apply patch: %d\n",
 513                                 ret);
 514                         goto err_reset;
 515                 }
 516         }
 517
 518         for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) {
 519                 if (!arizona->pdata.gpio_defaults[i])
 520                         continue;
 521
 522                 regmap_write(arizona->regmap, ARIZONA_GPIO1_CTRL + i,
 523                              arizona->pdata.gpio_defaults[i]);
 524         }
 525
 526         pm_runtime_set_autosuspend_delay(arizona->dev, 100);
 527         pm_runtime_use_autosuspend(arizona->dev);
 528         pm_runtime_enable(arizona->dev);
 529
 530         /* Chip default */
 531         if (!arizona->pdata.clk32k_src)
 532                 arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2;
 533
 534         switch (arizona->pdata.clk32k_src) {
 535         case ARIZONA_32KZ_MCLK1:
 536         case ARIZONA_32KZ_MCLK2:
 537                 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
 538                                    ARIZONA_CLK_32K_SRC_MASK,
 539                                    arizona->pdata.clk32k_src - 1);
 540                 arizona_clk32k_enable(arizona);
 541                 break;
 542         case ARIZONA_32KZ_NONE:
 543                 regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1,
 544                                    ARIZONA_CLK_32K_SRC_MASK, 2);
 545                 break;
 546         default:
 547                 dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n",
 548                         arizona->pdata.clk32k_src);
 549                 ret = -EINVAL;
 550                 goto err_reset;
 551         }
 552
 553         for (i = 0; i < ARIZONA_MAX_MICBIAS; i++) {
 554                 if (!arizona->pdata.micbias[i].mV &&
 555                     !arizona->pdata.micbias[i].bypass)
 556                         continue;
 557
 558                 /* Apply default for bypass mode */
 559                 if (!arizona->pdata.micbias[i].mV)
 560                         arizona->pdata.micbias[i].mV = 2800;
 561
 562                 val = (arizona->pdata.micbias[i].mV - 1500) / 100;
 563
 564                 val <<= ARIZONA_MICB1_LVL_SHIFT;
 565
 566                 if (arizona->pdata.micbias[i].ext_cap)
 567                         val |= ARIZONA_MICB1_EXT_CAP;
 568
 569                 if (arizona->pdata.micbias[i].discharge)
 570                         val |= ARIZONA_MICB1_DISCH;
 571
 572                 if (arizona->pdata.micbias[i].fast_start)
 573                         val |= ARIZONA_MICB1_RATE;
 574
 575                 if (arizona->pdata.micbias[i].bypass)
 576                         val |= ARIZONA_MICB1_BYPASS;
 577
 578                 regmap_update_bits(arizona->regmap,
 579                                    ARIZONA_MIC_BIAS_CTRL_1 + i,
 580                                    ARIZONA_MICB1_LVL_MASK |
 581                                    ARIZONA_MICB1_DISCH |
 582                                    ARIZONA_MICB1_BYPASS |
 583                                    ARIZONA_MICB1_RATE, val);
 584         }
 585
 586         for (i = 0; i < ARIZONA_MAX_INPUT; i++) {
 587                 /* Default for both is 0 so noop with defaults */
 588                 val = arizona->pdata.dmic_ref[i]
 589                         << ARIZONA_IN1_DMIC_SUP_SHIFT;
 590                 val |= arizona->pdata.inmode[i] << ARIZONA_IN1_MODE_SHIFT;
 591
 592                 regmap_update_bits(arizona->regmap,
 593                                    ARIZONA_IN1L_CONTROL + (i * 8),
 594                                    ARIZONA_IN1_DMIC_SUP_MASK |
 595                                    ARIZONA_IN1_MODE_MASK, val);
 596         }
 597
 598         for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) {
 599                 /* Default is 0 so noop with defaults */
 600                 if (arizona->pdata.out_mono[i])
 601                         val = ARIZONA_OUT1_MONO;
 602                 else
 603                         val = 0;
 604
 605                 regmap_update_bits(arizona->regmap,
 606                                    ARIZONA_OUTPUT_PATH_CONFIG_1L + (i * 8),
 607                                    ARIZONA_OUT1_MONO, val);
 608         }
 609
 610         for (i = 0; i < ARIZONA_MAX_PDM_SPK; i++) {
 611                 if (arizona->pdata.spk_mute[i])
 612                         regmap_update_bits(arizona->regmap,
 613                                            ARIZONA_PDM_SPK1_CTRL_1 + (i * 2),
 614                                            ARIZONA_SPK1_MUTE_ENDIAN_MASK |
 615                                            ARIZONA_SPK1_MUTE_SEQ1_MASK,
 616                                            arizona->pdata.spk_mute[i]);
 617
 618                 if (arizona->pdata.spk_fmt[i])
 619                         regmap_update_bits(arizona->regmap,
 620                                            ARIZONA_PDM_SPK1_CTRL_2 + (i * 2),
 621                                            ARIZONA_SPK1_FMT_MASK,
 622                                            arizona->pdata.spk_fmt[i]);
 623         }
 624
 625         /* Set up for interrupts */
 626         ret = arizona_irq_init(arizona);
 627         if (ret != 0)
 628                 goto err_reset;
 629
 630         arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error",
 631                             arizona_clkgen_err, arizona);
 632         arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked",
 633                             arizona_overclocked, arizona);
 634         arizona_request_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, "Underclocked",
 635                             arizona_underclocked, arizona);
 636
 637         switch (arizona->type) {
 638         case WM5102:
 639                 ret = mfd_add_devices(arizona->dev, -1, wm5102_devs,
 640                                       ARRAY_SIZE(wm5102_devs), NULL, 0, NULL);
 641                 break;
 642         case WM5110:
 643                 ret = mfd_add_devices(arizona->dev, -1, wm5110_devs,
 644                                       ARRAY_SIZE(wm5110_devs), NULL, 0, NULL);
 645                 break;
 646         }
 647
 648         if (ret != 0) {
 649                 dev_err(arizona->dev, "Failed to add subdevices: %d\n", ret);
 650                 goto err_irq;
 651         }
 652
 653 #ifdef CONFIG_PM_RUNTIME
 654         regulator_disable(arizona->dcvdd);
 655 #endif
 656
 657         return 0;
 658
 659 err_irq:
 660         arizona_irq_exit(arizona);
 661 err_reset:
 662         if (arizona->pdata.reset) {
 663                 gpio_set_value_cansleep(arizona->pdata.reset, 1);
 664                 gpio_free(arizona->pdata.reset);
 665         }
 666 err_dcvdd:
 667         regulator_disable(arizona->dcvdd);
 668 err_enable:
 669         regulator_bulk_disable(arizona->num_core_supplies,
 670                                arizona->core_supplies);
 671 err_early:
 672         mfd_remove_devices(dev);
 673         return ret;
 674 }
 675 EXPORT_SYMBOL_GPL(arizona_dev_init);
 676
 677 int arizona_dev_exit(struct arizona *arizona)
 678 {
 679         mfd_remove_devices(arizona->dev);
 680         arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona);
 681         arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona);
 682         arizona_free_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, arizona);
 683         pm_runtime_disable(arizona->dev);
 684         arizona_irq_exit(arizona);
 685         return 0;
 686 }
 687 EXPORT_SYMBOL_GPL(arizona_dev_exit);