include/linux/mfd/rt5025.h

   1 /*
   2  *  include/linux/mfd/rt5025.h
   3  *  Include header file for Richtek RT5025 Core file
   4  *
   5  *  Copyright (C) 2013 Richtek Electronics
   6  *  cy_huang <cy_huang@richtek.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 #ifndef __LINUX_MFD_RT5025_H
  14 #define __LINUX_MFD_RT5025_H
  15
  16 #include <linux/power_supply.h>
  17 #include <linux/android_alarm.h>
  18
  19 #define RT5025_DEVICE_NAME "RT5025"
  20 #define RT5025_DRV_VER     "1.0.4_R"
  21
  22 enum {
  23         RT5025_RSTDELAY1_100MS,
  24         RT5025_RSTDELAY1_500MS,
  25         RT5025_RSTDELAY1_1S,
  26         RT5025_RSTDELAY1_2S,
  27 };
  28
  29 enum {
  30         RT5025_RSTDELAY2_100MS,
  31         RT5025_RSTDELAY2_500MS,
  32         RT5025_RSTDELAY2_1S,
  33         RT5025_RSTDELAY2_2S,
  34 };
  35
  36 enum {
  37         RT5025_VOFF_2P8V,
  38         RT5025_VOFF_2P9V,
  39         RT5025_VOFF_3P0V,
  40         RT5025_VOFF_3P1V,
  41         RT5025_VOFF_3P2V,
  42         RT5025_VOFF_3P3V,
  43         RT5025_VOFF_3P4V,
  44         RT5025_VOFF_3P5V,
  45 };
  46
  47 enum {
  48         RT5025_STARTIME_100MS,
  49         RT5025_STARTIME_1S,
  50         RT5025_STARTIME_2S,
  51         RT5025_STARTIME_3S,
  52 };
  53
  54 enum {
  55         RT5025_LPRESS_1S,
  56         RT5025_LPRESS_1P5S,
  57         RT5025_LPRESS_2S,
  58         RT5025_LPRESS_2P5S,
  59 };
  60
  61 enum {
  62         RT5025_SHDNPRESS_4S,
  63         RT5025_SHDNPRESS_6S,
  64         RT5025_SHDNPRESS_8S,
  65         RT5025_SHDNPRESS_10S,
  66 };
  67
  68 enum {
  69         RT5025_PGDLY_10MS,
  70         RT5025_PGDLY_50MS,
  71         RT5025_PGDLY_100MS,
  72         RT5025_PGDLY_200MS,
  73 };
  74
  75 enum {
  76         RT5025_SHDNDLY_100MS,
  77         RT5025_SHDNDLY_500MS,
  78         RT5025_SHDNDLY_1S,
  79         RT5025_SHDNDLY_2S,
  80 };
  81
  82 enum {
  83         RT5025_CCCHG_TO_4H,
  84         RT5025_CCCHG_TO_6H,
  85         RT5025_CCCHG_TO_8H,
  86         RT5025_CCCHG_TO_10H,
  87 };
  88
  89 enum {
  90         RT5025_PRECHG_TO_30M,
  91         RT5025_PRECHG_TO_40M,
  92         RT5025_PRECHG_TO_50M,
  93         RT5025_PRECHG_TO_60M,
  94 };
  95
  96 enum {
  97         RT5025_ICC_0P5A,
  98         RT5025_ICC_0P6A,
  99         RT5025_ICC_0P7A,
 100         RT5025_ICC_0P8A,
 101         RT5025_ICC_0P9A,
 102         RT5025_ICC_1A,
 103         RT5025_ICC_1P1A,
 104         RT5025_ICC_1P2A,
 105         RT5025_ICC_1P3A,
 106         RT5025_ICC_1P4A,
 107         RT5025_ICC_1P5A,
 108         RT5025_ICC_1P6A,
 109         RT5025_ICC_1P7A,
 110         RT5025_ICC_1P8A,
 111         RT5025_ICC_1P9A,
 112         RT5025_ICC_2A,
 113         RT5025_ICC_MAX,
 114 };
 115
 116 enum {
 117         RT5025_AICR_100MA,
 118         RT5025_AICR_500MA,
 119         RT5025_AICR_1A,
 120         RT5025_AICR_NOLIMIT,
 121 };
 122
 123 enum {
 124         RT5025_DPM_4V,
 125         RT5025_DPM_4P25V,
 126         RT5025_DPM_4P5V,
 127         RT5025_DPM_DIS,
 128 };
 129
 130 enum {
 131         RT5025_VPREC_2V,
 132         RT5025_VPREC_2P2V,
 133         RT5025_VPREC_2P4V,
 134         RT5025_VPREC_2P6V,
 135         RT5025_VPREC_2P8V,
 136         RT5025_VPREC_3V,
 137         RT5025_VPREC_3V_1,
 138         RT5025_VPREC_3V_2,
 139 };
 140
 141 enum {
 142         RT5025_IEOC_10P,
 143         RT5025_IEOC_20P,
 144 };
 145
 146 enum {
 147         RT5025_IPREC_10P,
 148         RT5025_IPREC_20P,
 149 };
 150
 151 enum {
 152         RT5025_ID_DCDC1,
 153         RT5025_ID_DCDC2,
 154         RT5025_ID_DCDC3,
 155         RT5025_ID_DCDC4,
 156         RT5025_ID_LDO1,
 157         RT5025_ID_LDO2,
 158         RT5025_ID_LDO3,
 159         RT5025_ID_LDO4,
 160         RT5025_ID_LDO5,
 161         RT5025_ID_LDO6,
 162         RT5025_MAX_REGULATOR,
 163 };
 164
 165 struct rt5025_power_data {
 166         union {
 167                 struct {
 168                         unsigned char Resv1:1;
 169                         unsigned char CHGBC_EN:1;
 170                         unsigned char TE:1;
 171                         unsigned char Resv2:1;
 172                         unsigned char CCCHG_TIMEOUT:2;
 173                         unsigned char PRECHG_TIMEOUT:2;
 174                 }bitfield;
 175                 unsigned char val;
 176         }CHGControl2;
 177         union {
 178                 struct {
 179                         unsigned char Resv:2;
 180                         unsigned char VOREG:6;
 181                 }bitfield;
 182                 unsigned char val;
 183         }CHGControl3;
 184         union {
 185                 struct {
 186                         unsigned char AICR_CON:1;
 187                         unsigned char AICR:2;
 188                         unsigned char ICC:4;
 189                         unsigned char CHG_RST:1;
 190                 }bitfield;
 191                 unsigned char val;
 192         }CHGControl4;
 193         union {
 194                 struct {
 195                         unsigned char Resv1:4;
 196                         unsigned char DPM:2;
 197                         unsigned char Resv2:2;
 198                 }bitfield;
 199                 unsigned char val;
 200         }CHGControl5;
 201         union {
 202                 struct {
 203                         unsigned char IPREC:1;
 204                         unsigned char IEOC:1;
 205                         unsigned char VPREC:3;
 206                         unsigned char Resv:3;
 207                 }bitfield;
 208                 unsigned char val;
 209         }CHGControl6;
 210         union {
 211                 struct {
 212                         unsigned char Resv1:4;
 213                         unsigned char CHGC_EN:1;
 214                         unsigned char CHG_DCDC_MODE:1;
 215                         unsigned char BATD_EN:1;
 216                         unsigned char Resv2:1;
 217                 }bitfield;
 218                 unsigned char val;
 219         }CHGControl7;
 220 };
 221
 222 struct rt5025_gpio_data {
 223         unsigned gpio_base;
 224         unsigned irq_base;
 225 };
 226
 227 struct rt5025_misc_data {
 228         union {
 229                 struct {
 230                         unsigned char Action:2;
 231                         unsigned char Delayed1:2;
 232                         unsigned char Delayed2:2;
 233                         unsigned char Resv:2;
 234                 }bitfield;
 235                 unsigned char val;
 236         }RSTCtrl;
 237         union {
 238                 struct {
 239                         unsigned char Resv:5;
 240                         unsigned char VOFF:3;
 241                 }bitfield;
 242                 unsigned char val;
 243         }VSYSCtrl;
 244         union {
 245                 struct {
 246                         unsigned char PG_DLY:2;
 247                         unsigned char SHDN_PRESS:2;
 248                         unsigned char LPRESS_TIME:2;
 249                         unsigned char START_TIME:2;
 250                 }bitfield;
 251                 unsigned char val;
 252         }PwrOnCfg;
 253         union {
 254                 struct {
 255                         unsigned char Resv:4;
 256                         unsigned char SHDN_DLYTIME:2;
 257                         unsigned char SHDN_TIMING:1;
 258                         unsigned char SHDN_CTRL:1;
 259                 }bitfield;
 260                 unsigned char val;
 261         }SHDNCtrl;
 262         union {
 263                 struct {
 264                         unsigned char Resv:2;
 265                         unsigned char OT_ENSHDN:1;
 266                         unsigned char PWRON_ENSHDN:1;
 267                         unsigned char DCDC3LV_ENSHDN:1;
 268                         unsigned char DCDC2LV_ENSHDN:1;
 269                         unsigned char DCDC1LV_ENSHDN:1;
 270                         unsigned char SYSLV_ENSHDN:1;
 271                 }bitfield;
 272                 unsigned char val;
 273         }PwrOffCond;
 274 };
 275
 276 struct rt5025_irq_data {
 277         union {
 278                 struct {
 279                         unsigned char BATABS:1;
 280                         unsigned char Resv1:2;
 281                         unsigned char INUSB_PLUGIN:1;
 282                         unsigned char INUSBOVP:1;
 283                         unsigned char Resv2:1;
 284                         unsigned char INAC_PLUGIN:1;
 285                         unsigned char INACOVP:1;
 286                 }bitfield;
 287                 unsigned char val;
 288         }irq_enable1;
 289         union {
 290                 struct {
 291                         unsigned char CHTERMI:1;
 292                         unsigned char CHBATOVI:1;
 293                         unsigned char CHGOODI_INUSB:1;
 294                         unsigned char CHBADI_INUSB:1;
 295                         unsigned char CHSLPI_INUSB:1;
 296                         unsigned char CHGOODI_INAC:1;
 297                         unsigned char CHBADI_INAC:1;
 298                         unsigned char CHSLPI_INAC:1;
 299                 }bitfield;
 300                 unsigned char val;
 301         }irq_enable2;
 302         union {
 303                 struct {
 304                         unsigned char TIMEOUT_CC:1;
 305                         unsigned char TIMEOUT_PC:1;
 306                         unsigned char Resv:3;
 307                         unsigned char CHVSREGI:1;
 308                         unsigned char CHTREGI:1;
 309                         unsigned char CHRCHGI:1;
 310                 }bitfield;
 311                 unsigned char val;
 312         }irq_enable3;
 313         union {
 314                 struct {
 315                         unsigned char SYSLV:1;
 316                         unsigned char DCDC4LVHV:1;
 317                         unsigned char PWRONLP:1;
 318                         unsigned char PWRONSP:1;
 319                         unsigned char DCDC3LV:1;
 320                         unsigned char DCDC2LV:1;
 321                         unsigned char DCDC1LV:1;
 322                         unsigned char OT:1;
 323                 }bitfield;
 324                 unsigned char val;
 325         }irq_enable4;
 326         union {
 327                 struct {
 328                         unsigned char Resv:1;
 329                         unsigned char GPIO0_IE:1;
 330                         unsigned char GPIO1_IE:1;
 331                         unsigned char GPIO2_IE:1;
 332                         unsigned char RESETB:1;
 333                         unsigned char PWRONF:1;
 334                         unsigned char PWRONR:1;
 335                         unsigned char KPSHDN:1;
 336                 }bitfield;
 337                 unsigned char val;
 338         }irq_enable5;
 339 };
 340
 341 enum {
 342         JEITA_NO_CHARGE,
 343         JEITA_NORMAL_USB,
 344         JEITA_USB_TA,
 345         JEITA_AC_ADAPTER,
 346         JEITA_CHARGER_MAX,
 347 };
 348
 349 struct rt5025_jeita_data {
 350         int* temp;
 351         u8* temp_scalar;
 352         int (*temp_cc)[5];
 353         int (*temp_cv)[5];
 354 };
 355
 356 #define CHG_EVENT_INACOVP       (0x80<<16)
 357 #define CHG_EVENT_INAC_PLUGIN   (0x40<<16)
 358 #define CHG_EVENT_INUSBOVP      (0x10<<16)
 359 #define CHG_EVENT_INUSB_PLUGIN  (0x08<<16)
 360 #define CHG_EVENT_BAT_ABS       (0x01<<16)
 361
 362 #define CHG_EVENT_CHSLPI_INAC   (0x80<<8)
 363 #define CHG_EVENT_CHBADI_INAC   (0x40<<8)
 364 #define CHG_EVENT_CHGOODI_INAC  (0x20<<8)
 365 #define CHG_EVENT_CHSLPI_INUSB  (0x10<<8)
 366 #define CHG_EVENT_CHBADI_INUSB  (0x08<<8)
 367 #define CHG_EVENT_CHGOODI_INUSB (0x04<<8)
 368 #define CHG_EVENT_CHBATOVI      (0x02<<8)
 369 #define CHG_EVENT_CHTERMI       (0x01<<8)
 370
 371 #define CHG_EVENT_CHRCHGI       (0x80<<0)
 372 #define CHG_EVENT_CHTREGI       (0x40<<0)
 373 #define CHG_EVENT_CHVSREGI      (0x20<<0)
 374 #define CHG_EVENT_TIMEOUTPC     (0x02<<0)
 375 #define CHG_EVENT_TIMEOUTCC     (0x01<<0)
 376
 377 #define CHARGER_DETECT_MASK     (CHG_EVENT_INAC_PLUGIN | CHG_EVENT_INUSB_PLUGIN | \
 378                                  CHG_EVENT_CHSLPI_INAC | CHG_EVENT_CHSLPI_INUSB | \
 379                                  CHG_EVENT_CHBADI_INAC | CHG_EVENT_CHBADI_INUSB | \
 380                                  CHG_EVENT_CHTERMI | CHG_EVENT_CHRCHGI)
 381
 382
 383 #define PWR_EVENT_OTIQ          (0x80<<8)
 384 #define PWR_EVENT_DCDC1LV       (0x40<<8)
 385 #define PWR_EVENT_DCDC2LV       (0x20<<8)
 386 #define PWR_EVENT_DCDC3LV       (0x10<<8)
 387 #define PWR_EVENT_PWRONSP       (0x08<<8)
 388 #define PWR_EVENT_PWRONLP       (0x04<<8)
 389 #define PWR_EVENT_DCDC4LVHV     (0x02<<8)
 390 #define PWR_EVENT_SYSLV         (0x01<<8)
 391
 392 #define PWR_EVENT_KPSHDN        (0x80<<0)
 393 #define PWR_EVNET_PWRONR        (0x40<<0)
 394 #define PWR_EVENT_PWRONF        (0x20<<0)
 395 #define PWR_EVENT_RESETB        (0x10<<0)
 396 #define PWR_EVENT_GPIO2IE       (0x08<<0)
 397 #define PWR_EVENT_GPIO1IE       (0x04<<0)
 398 #define PWR_EVENT_GPIO0IE       (0x02<<0)
 399
 400 struct rt5025_event_callback {
 401         #if 1
 402         void (*charger_event_callback)(uint32_t detected);
 403         void (*power_event_callkback)(uint32_t detected);
 404         #else
 405         void (*over_temperature_callback)(uint8_t detected);
 406         void (*charging_complete_callback)(void);
 407         void (*over_voltage_callback)(uint8_t detected);
 408         void (*under_voltage_callback)(uint8_t detected);
 409         void (*charge_fault_callback)(uint8_t detected);
 410         void (*charge_warning_callback)(uint8_t detected);
 411         #endif
 412 };
 413
 414 struct rt5025_power_info {
 415         struct i2c_client       *i2c;
 416         struct device           *dev;
 417         struct rt5025_chip      *chip;
 418         //struct rt5025_gauge_callbacks *event_callback;
 419         struct power_supply     ac;
 420         struct power_supply     usb;
 421         struct mutex    var_lock;
 422         struct delayed_work usb_detect_work;
 423         int usb_cnt;
 424         int chg_term;
 425         int otg_en;
 426         unsigned                ac_online:1;
 427         unsigned                usb_online:1;
 428         unsigned                chg_stat:3;
 429 };
 430
 431 struct rt5025_swjeita_info {
 432         struct i2c_client *i2c;
 433         struct rt5025_chip *chip;
 434         struct delayed_work thermal_reg_work;
 435         int *temp;
 436         u8 *temp_scalar;
 437         int (*temp_cc)[5];
 438         int (*temp_cv)[5];
 439         int dec_current;
 440         int cur_section;
 441         int cur_therm_region;
 442         int cur_cable;
 443         int cur_temp;
 444         int cur_inttemp;
 445         int init_once;
 446         int suspend;
 447 };
 448
 449 struct rt5025_battery_info {
 450         struct i2c_client *client;
 451         struct rt5025_chip *chip;
 452         //struct rt5025_gauge_callbacks cb;
 453
 454         struct power_supply     battery;
 455
 456         struct delayed_work monitor_work;
 457         struct wake_lock monitor_wake_lock;
 458         struct wake_lock low_battery_wake_lock;
 459         struct wake_lock status_wake_lock;
 460 //#if RT5025_TEST_WAKE_LOCK
 461         struct wake_lock test_wake_lock;
 462 //#endif
 463         struct alarm wakeup_alarm;
 464
 465         bool temp_range_0_5;
 466         bool temp_range_5_10;
 467         bool temp_range_10_15;
 468         bool temp_range_15_20;
 469         bool temp_range_20_30;
 470         bool temp_range_30_35;
 471         bool temp_range_35_40;
 472         bool temp_range_40_45;
 473         bool temp_range_45_50;
 474
 475         bool range_0_5_done;
 476         bool range_5_10_done;
 477         bool range_10_15_done;
 478         bool range_15_20_done;
 479         bool range_20_30_done;
 480         bool range_30_35_done;
 481         bool range_35_40_done;
 482         bool range_40_45_done;
 483         bool range_45_50_done;
 484
 485
 486
 487         bool    suspend_poll;
 488         ktime_t last_poll;
 489 //      ktime_t last_event;
 490   struct timespec last_event;
 491
 492   u16 update_time;
 493
 494   /* previous battery voltage */
 495   u16 pre_vcell;
 496   /* previous battery current */
 497   s16 pre_curr;
 498   /* battery voltage */
 499   u16 vcell;
 500   /* battery current */
 501   s16 curr;
 502   /* battery current offset */
 503   u16 curr_offset;
 504   /* AIN voltage */
 505   u16 ain_volt;
 506   /* battery internal temperature */
 507   s16 int_temp;
 508   /* battery external temperature */
 509   s16 ext_temp;
 510   /* charge coulomb counter */
 511   u32 chg_cc;
 512   u32 chg_cc_unuse;
 513   /* discharge coulomb counter */
 514   u32 dchg_cc;
 515   u32 dchg_cc_unuse;
 516   /* battery capacity */
 517   u16 soc;
 518   u16 temp_soc;
 519   u16 pre_soc;
 520
 521   u16 time_interval;
 522   u16 pre_gauge_timer;
 523
 524   u8 online;
 525   u8 status;
 526   u8 internal_status;
 527   u8 health;
 528   u8 present;
 529
 530   /* IRQ flag */
 531   u8 irq_flag;
 532
 533   /* max voltage IRQ flag */
 534   bool max_volt_irq;
 535   /* min voltage1 IRQ flag */
 536   bool min_volt1_irq;
 537   /* min voltage2 IRQ flag */
 538   bool min_volt2_irq;
 539   /* max temperature IRQ flag */
 540   bool max_temp_irq;
 541   /* min temperature IRQ flag */
 542   bool min_temp_irq;
 543
 544   bool min_volt2_alert;
 545
 546         u8 temp_high_cnt;
 547         u8 temp_low_cnt;
 548         u8 temp_recover_cnt;
 549
 550         bool init_cap;
 551         bool avg_flag;
 552
 553   /* remain capacity */
 554   u32 rm;
 555   /* SOC permille  */
 556   u16 permille;
 557   /* full capccity */
 558   u16 fcc_aging;
 559   u16 fcc;
 560   u16   dc;
 561   s16 tempcmp;
 562   #if 0
 563   u32 time_to_empty;
 564   u32 time_to_full;
 565   #endif
 566
 567   bool edv_flag;
 568   bool edv_detection;
 569   u8 edv_cnt;
 570
 571   bool tp_flag;
 572   u8 tp_cnt;
 573
 574   u8 cycle_cnt;
 575   u32 acc_dchg_cap;
 576
 577   bool smooth_flag;
 578
 579   u16 gauge_timer;
 580   s16 curr_raw;
 581   u32 empty_edv;
 582   u8  edv_region;
 583
 584   bool init_once;
 585   bool device_suspend;
 586   bool last_suspend;
 587   bool last_tp_flag;
 588   u32 cal_fcc;
 589   u8 test_temp;
 590 };
 591
 592 struct rt5025_chip {
 593         struct i2c_client *i2c;
 594         struct workqueue_struct *wq;
 595         struct device *dev;
 596         struct rt5025_power_info *power_info;
 597         struct rt5025_swjeita_info *jeita_info;
 598         struct rt5025_battery_info *battery_info;
 599         int suspend;
 600         int irq;
 601         struct delayed_work delayed_work;
 602         struct mutex io_lock;
 603 };
 604
 605 struct rt5025_platform_data {
 606         struct regulator_init_data* regulator[RT5025_MAX_REGULATOR];
 607         struct rt5025_power_data* power_data;
 608         struct rt5025_gpio_data* gpio_data;
 609         struct rt5025_misc_data* misc_data;
 610         struct rt5025_irq_data* irq_data;
 611         struct rt5025_jeita_data* jeita_data;
 612         struct rt5025_event_callback *cb;
 613         int (*pre_init)(struct rt5025_chip *rt5025_chip);
 614         /** Called after subdevices are set up */
 615         int (*post_init)(void);
 616         int (*set_otg_enable)(int);
 617         int intr_pin;
 618 };
 619
 620 #ifdef CONFIG_MFD_RT5025_MISC
 621 extern void rt5025_power_off(void);
 622 #endif /* CONFIG_MFD_RT5025_MISC */
 623
 624 #ifdef CONFIG_POWER_RT5025
 625 extern int rt5025_ext_set_charging_buck(int);
 626 extern int rt5025_set_charging_buck(struct i2c_client *, int);
 627 extern int rt5025_set_charging_current_switch(struct i2c_client *, int);
 628 extern void rt5025_gauge_set_status(struct rt5025_battery_info *, int);
 629 extern void rt5025_gauge_set_online(struct rt5025_battery_info *, bool);
 630 extern void rt5025_gauge_irq_handler(struct rt5025_battery_info *, u8);
 631 extern int rt5025_power_charge_detect(struct rt5025_power_info *);
 632 extern int rt5025_notify_charging_cable(struct rt5025_swjeita_info *, int);
 633 extern int rt5025_swjeita_irq_handler(struct rt5025_swjeita_info *, unsigned char);
 634 #endif /* CONFIG_POEWR_RT5025 */
 635
 636 extern int rt5025_reg_block_read(struct i2c_client *, int, int, void *);
 637 extern int rt5025_reg_block_write(struct i2c_client *, int, int, void *);
 638 extern int rt5025_reg_read(struct i2c_client *, int);
 639 extern int rt5025_reg_write(struct i2c_client *, int, unsigned char);
 640 extern int rt5025_assign_bits(struct i2c_client *, int, unsigned char, unsigned char);
 641 extern int rt5025_set_bits(struct i2c_client *, int, unsigned char);
 642 extern int rt5025_clr_bits(struct i2c_client *, int, unsigned char);
 643
 644 extern int rt5025_core_init(struct rt5025_chip *, struct rt5025_platform_data *);
 645 extern int rt5025_core_deinit(struct rt5025_chip *);
 646
 647 #ifdef CONFIG_MFD_RT_SHOW_INFO
 648 #define RTINFO(format, args...) \
 649         printk(KERN_INFO "%s:%s() line-%d: " format, RT5025_DEVICE_NAME,__FUNCTION__,__LINE__, ##args)
 650 #else
 651 #define RTINFO(format,args...)
 652 #endif /* CONFIG_MFD_RT_SHOW_INFO */
 653
 654 #endif /* __LINUX_MFD_RT5025_H */