include/linux/mfd/rt5025.h

   1 /*
   2  *  include/linux/mfd/rt5025/rt5025.h
   3  *  Include header file for Richtek RT5025 Core file
   4  *
   5  *  Copyright (C) 2013 Richtek Technology Corp.
   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; either version 2
  11  * of the License, or (at your option) any later version.
  12  */
  13
  14 #ifndef __LINUX_MFD_RT5025_H
  15 #define __LINUX_MFD_RT5025_H
  16
  17 #include <linux/power_supply.h>
  18 #include <linux/alarmtimer.h>
  19 #include <linux/wakelock.h>
  20 #ifdef CONFIG_HAS_EARLYSUSPEND
  21 #include <linux/earlysuspend.h>
  22 #endif /* CONFIG_HAS_EARLYSUSPEND */
  23
  24 #define RT5025_DEV_NAME "rt5025"
  25 #define RT5025_DRV_VER     "1.1.1_R"
  26
  27 #define RT_BATT_NAME    "rt-battery"
  28
  29 enum {
  30         RT5025_REG_DEVID,
  31         RT5025_REG_RANGE1START = RT5025_REG_DEVID,
  32         RT5025_REG_CHGCTL1,
  33         RT5025_REG_CHGCTL2,
  34         RT5025_REG_CHGCTL3,
  35         RT5025_REG_CHGCTL4,
  36         RT5025_REG_CHGCTL5,
  37         RT5025_REG_CHGCTL6,
  38         RT5025_REG_CHGCTL7,
  39         RT5025_REG_DCDCCTL1,
  40         RT5025_REG_DCDCCTL2,
  41         RT5025_REG_DCDCCTL3,
  42         RT5025_REG_VRCCTL,
  43         RT5025_REG_DCDCCTL4,
  44         RT5025_REG_LDOCTL1,
  45         RT5025_REG_LDOCTL2,
  46         RT5025_REG_LDOCTL3,
  47         RT5025_REG_LDOCTL4,
  48         RT5025_REG_LDOCTL5,
  49         RT5025_REG_LDOCTL6,
  50         RT5025_REG_RESV0,
  51         RT5025_REG_LDOOMS,
  52         RT5025_REG_MISC1,
  53         RT5025_REG_ONEVENT,
  54         RT5025_REG_DCDCONOFF,
  55         RT5025_REG_LDOONOFF,
  56         RT5025_REG_MISC2,
  57         RT5025_REG_MISC3,
  58         RT5025_REG_MISC4,
  59         RT5025_REG_GPIO0,
  60         RT5025_REG_GPIO1,
  61         RT5025_REG_GPIO2,
  62         RT5025_REG_RANGE1END = RT5025_REG_GPIO2,
  63         RT5025_REG_OFFEVENT = 0x20,
  64         RT5025_REG_RANGE2START = RT5025_REG_OFFEVENT,
  65         RT5025_REG_RESV1,
  66         RT5025_REG_RESV2,
  67         RT5025_REG_RESV3,
  68         RT5025_REG_RESV4,
  69         RT5025_REG_RESV5,
  70         RT5025_REG_RESV6,
  71         RT5025_REG_RESV7,
  72         RT5025_REG_RESV8,
  73         RT5025_REG_RESV9,
  74         RT5025_REG_RESV10,
  75         RT5025_REG_RESV11,
  76         RT5025_REG_RESV12,
  77         RT5025_REG_RESV13,
  78         RT5025_REG_RESV14,
  79         RT5025_REG_RESV15,
  80         RT5025_REG_IRQEN1,
  81         RT5025_REG_IRQSTAT1,
  82         RT5025_REG_IRQEN2,
  83         RT5025_REG_IRQSTAT2,
  84         RT5025_REG_IRQEN3,
  85         RT5025_REG_IRQSTAT3,
  86         RT5025_REG_IRQEN4,
  87         RT5025_REG_IRQSTAT4,
  88         RT5025_REG_IRQEN5,
  89         RT5025_REG_IRQSTAT5,
  90         RT5025_REG_RANGE2END = RT5025_REG_IRQSTAT5,
  91         RT5025_REG_IRQCTL = 0x50,
  92         RT5025_REG_RANGE3START = RT5025_REG_IRQCTL,
  93         RT5025_REG_IRQFLG,
  94         RT5025_REG_FGRESV1,
  95         RT5025_REG_VALRTMAX,
  96         RT5025_REG_VALRTMIN1,
  97         RT5025_REG_VALRTMIN2,
  98         RT5025_REG_TALRTMAX,
  99         RT5025_REG_TALRTMIN,
 100         RT5025_REG_VBATSH,
 101         RT5025_REG_VBATSL,
 102         RT5025_REG_INTEMPH,
 103         RT5025_REG_INTEMPL,
 104         RT5025_REG_FGRESV2,
 105         RT5025_REG_CONFIG,
 106         RT5025_REG_AINH,
 107         RT5025_REG_AINL,
 108         RT5025_REG_TIMERH,
 109         RT5025_REG_TIMERL,
 110         RT5025_REG_CHANNELH,
 111         RT5025_REG_CHANNELL,
 112         RT5025_REG_INACVLTH,
 113         RT5025_REG_INACVLTL,
 114         RT5025_REG_INUSBVLTH,
 115         RT5025_REG_INUSBVLTL,
 116         RT5025_REG_VSYSVLTH,
 117         RT5025_REG_VSYSVLTL,
 118         RT5025_REG_GPIO0VLTH,
 119         RT5025_REG_GPIO0VLTL,
 120         RT5025_REG_GPIO1VLTH,
 121         RT5025_REG_GPIO1VLTL,
 122         RT5025_REG_GPIO2VLTH,
 123         RT5025_REG_GPIO2VLTL,
 124         RT5025_REG_DCDC1VLTH,
 125         RT5025_REG_DCDC1VLTL,
 126         RT5025_REG_DCDC2VLTH,
 127         RT5025_REG_DCDC2VLTL,
 128         RT5025_REG_DCDC3VLTH,
 129         RT5025_REG_DCDC3VLTL,
 130         RT5025_REG_CURRH,
 131         RT5025_REG_CURRL,
 132         RT5025_REG_QCHGHH,
 133         RT5025_REG_QCHGHL,
 134         RT5025_REG_QCHGLH,
 135         RT5025_REG_QCHGLL,
 136         RT5025_REG_QDCHGHH,
 137         RT5025_REG_QDCHGHL,
 138         RT5025_REG_QDCHGLH,
 139         RT5025_REG_QDCHGLL,
 140         RT5025_REG_RANGE3END = RT5025_REG_QDCHGLL,
 141         RT5025_REG_DCDC4OVP = 0xA9,
 142         RT5025_REG_RANGE4START = RT5025_REG_DCDC4OVP,
 143         RT5025_REG_RANGE4END = RT5025_REG_DCDC4OVP,
 144         RT5025_REG_MAX,
 145 };
 146
 147 enum {
 148         RT5025_VOFF_2P8V,
 149         RT5025_VOFF_2P9V,
 150         RT5025_VOFF_3P0V,
 151         RT5025_VOFF_3P1V,
 152         RT5025_VOFF_3P2V,
 153         RT5025_VOFF_3P3V,
 154         RT5025_VOFF_3P4V,
 155         RT5025_VOFF_3P5V,
 156         RT5025_VOFF_MAX = RT5025_VOFF_3P5V,
 157 };
 158
 159 enum {
 160         RT5025_STARTIME_100MS,
 161         RT5025_STARTIME_1S,
 162         RT5025_STARTIME_2S,
 163         RT5025_STARTIME_3S,
 164         RT5025_STARTIME_MAX = RT5025_STARTIME_3S,
 165 };
 166
 167 enum {
 168         RT5025_SHDNPRESS_4S,
 169         RT5025_SHDNPRESS_6S,
 170         RT5025_SHDNPRESS_8S,
 171         RT5025_SHDNPRESS_10S,
 172         RT5025_SHDNPRESS_MAX = RT5025_SHDNPRESS_10S,
 173 };
 174
 175 enum {
 176         RT5025_VDPM_4V,
 177         RT5025_VDPM_4P25V,
 178         RT5025_VDPM_4P5V,
 179         RT5025_VDPM_DIS,
 180         RT5025_VDPM_MAX = RT5025_VDPM_DIS,
 181 };
 182
 183 enum {
 184         RT5025_IEOC_10P,
 185         RT5025_IEOC_20P,
 186         RT5025_IEOC_MAX = RT5025_IEOC_20P,
 187 };
 188
 189 enum {
 190         RT5025_VPREC_2V,
 191         RT5025_VPREC_2P2V,
 192         RT5025_VPREC_2P4V,
 193         RT5025_VPREC_2P6V,
 194         RT5025_VPREC_2P8V,
 195         RT5025_VPREC_3V,
 196         RT5025_VPREC_MAX = RT5025_VPREC_3V,
 197 };
 198
 199 enum {
 200         RT5025_IPREC_10P,
 201         RT5025_IPREC_20P,
 202         RT5025_IPREC_MAX = RT5025_IPREC_20P,
 203 };
 204
 205 enum {
 206         RT5025_ID_DCDC1,
 207         RT5025_ID_DCDC2,
 208         RT5025_ID_DCDC3,
 209         RT5025_ID_DCDC4,
 210         RT5025_ID_LDO1,
 211         RT5025_ID_LDO2,
 212         RT5025_ID_LDO3,
 213         RT5025_ID_LDO4,
 214         RT5025_ID_LDO5,
 215         RT5025_ID_LDO6,
 216         RT5025_MAX_REGULATOR,
 217 };
 218
 219 typedef void (*rt_irq_handler)(void *info, int eventno);
 220
 221 #define RT5025_DCDCRAMP_MAX     0x03
 222 struct rt5025_regulator_ramp {
 223         unsigned char ramp_sel:2;
 224 };
 225
 226 struct rt5025_charger_info {
 227         struct i2c_client       *i2c;
 228         struct device           *dev;
 229         struct power_supply     psy;
 230 #ifdef CONFIG_HAS_EARLYSUSPEND
 231         struct early_suspend early_suspend;
 232 #endif /* CONFIG_HAS_EARLYSUSPEND */
 233         struct delayed_work tempmon_work;
 234         int temp[4];
 235         u32 temp_scalar[8];
 236         unsigned int te_en:1;
 237         unsigned int online:1;
 238         unsigned int batabs:1;
 239         unsigned int battemp_region:3;
 240         unsigned int inttemp_region:2;
 241         unsigned int otg_en:1;
 242         unsigned int init_once:1;
 243         unsigned int suspend:1;
 244         unsigned int screenon_adjust:1;
 245         unsigned int screen_on:1;
 246         int chg_status;
 247         int charger_cable;
 248         int chg_volt;
 249         int acchg_icc;
 250         int usbtachg_icc;
 251         int usbchg_icc;
 252         int screenon_icc;
 253 };
 254
 255 struct rt5025_battery_info {
 256         struct i2c_client *client;
 257         struct power_supply     battery;
 258         struct delayed_work monitor_work;
 259         struct wake_lock monitor_wake_lock;
 260         struct wake_lock low_battery_wake_lock;
 261         struct wake_lock status_wake_lock;
 262         struct wake_lock smooth0_wake_lock;
 263         struct wake_lock smooth100_wake_lock;
 264         struct wake_lock full_battery_wake_lock;
 265         /*#if RT5025_TEST_WAKE_LOCK
 266         //      struct wake_lock test_wake_lock;
 267         //#endif*/
 268         struct mutex status_change_lock;
 269         struct alarm wakeup_alarm;
 270
 271         bool temp_range_0_5;
 272         bool temp_range_5_10;
 273         bool temp_range_10_15;
 274         bool temp_range_15_20;
 275         bool temp_range_20_30;
 276         bool temp_range_30_35;
 277         bool temp_range_35_40;
 278         bool temp_range_40_45;
 279         bool temp_range_45_50;
 280
 281         bool range_0_5_done;
 282         bool range_5_10_done;
 283         bool range_10_15_done;
 284         bool range_15_20_done;
 285         bool range_20_30_done;
 286         bool range_30_35_done;
 287         bool range_35_40_done;
 288         bool range_40_45_done;
 289         bool range_45_50_done;
 290
 291         bool    suspend_poll;
 292         ktime_t last_poll;
 293         /*      ktime_t last_event;*/
 294         struct timespec last_event;
 295
 296         u16 update_time;
 297
 298         /* previous battery voltage */
 299         u16 pre_vcell;
 300         /* previous battery current */
 301         s16 pre_curr;
 302         /* battery voltage */
 303         u16 vcell;
 304         /* battery current */
 305         s16 curr;
 306         /* battery current offset */
 307         u16 curr_offset;
 308         /* AIN voltage */
 309         u16 ain_volt;
 310         /* battery internal temperature */
 311         s16 int_temp;
 312         /* battery external temperature */
 313         s16 ext_temp;
 314         /* charge coulomb counter */
 315         u32 chg_cc;
 316         u32 chg_cc_unuse;
 317         /* discharge coulomb counter */
 318         u32 dchg_cc;
 319         u32 dchg_cc_unuse;
 320         /* battery capacity */
 321         u16 soc;
 322         u16 temp_soc;
 323         u16 pre_soc;
 324         u16 last_soc;
 325
 326         u16 time_interval;
 327         u16 pre_gauge_timer;
 328
 329         u8 online;
 330         u8 status;
 331         u8 internal_status;
 332         u8 health;
 333         u8 present;
 334         u8 batt_present;
 335
 336         /* IRQ flag */
 337         u8 irq_flag;
 338
 339         /* max voltage IRQ flag */
 340         bool max_volt_irq;
 341         /* min voltage1 IRQ flag */
 342         bool min_volt1_irq;
 343         /* min voltage2 IRQ flag */
 344         bool min_volt2_irq;
 345         /* max temperature IRQ flag */
 346         bool max_temp_irq;
 347         /* min temperature IRQ flag */
 348         bool min_temp_irq;
 349
 350         bool min_volt2_alert;
 351
 352         u8 temp_high_cnt;
 353         u8 temp_low_cnt;
 354         u8 temp_recover_cnt;
 355
 356         bool init_cap;
 357         bool avg_flag;
 358
 359         /* remain capacity */
 360         u32 rm;
 361         /* SOC permille  */
 362         u16 permille;
 363         /* full capccity */
 364         u16 fcc_aging;
 365         u16 fcc;
 366         u16     dc;
 367         s16 tempcmp;
 368
 369         bool edv_flag;
 370         bool edv_detection;
 371         u8 edv_cnt;
 372
 373         bool tp_flag;
 374         u8 tp_cnt;
 375
 376         u8 cycle_cnt;
 377         u32 acc_dchg_cap;
 378
 379         bool smooth_flag;
 380
 381         u16 gauge_timer;
 382         s16 curr_raw;
 383         u32 empty_edv;
 384         u8  edv_region;
 385         u32  soc1_lock_cnt;
 386         u32  soc99_lock_cnt;
 387
 388         bool init_once;
 389         bool device_suspend;
 390         bool last_suspend;
 391         bool last_tp_flag;
 392         bool fcc_update_flag;
 393         u32 cal_fcc;
 394         u8 test_temp;
 395         u8  last_tp;
 396         u32 cal_eoc_fcc;
 397         u32 cal_soc_offset;
 398 };
 399
 400
 401 struct rt5025_charger_data {
 402         int *temp;
 403         u32 *temp_scalar;
 404         int chg_volt;
 405         int acchg_icc;
 406         int usbtachg_icc;
 407         int usbchg_icc;
 408         int screenon_icc;
 409         unsigned int ieoc:1;
 410         unsigned int vdpm:2;
 411         unsigned int te_en:1;
 412         unsigned int vprec:3;
 413         unsigned int iprec:1;
 414         unsigned int screenon_adjust:1;
 415 };
 416
 417 struct rt5025_gpio_data {
 418         int ngpio;
 419 };
 420
 421 struct rt5025_misc_data {
 422         unsigned char vsyslv:3;
 423         unsigned char shdnlpress_time:2;
 424         unsigned char startlpress_time:2;
 425         unsigned char vsyslv_enshdn:1;
 426 };
 427
 428 struct rt5025_irq_data {
 429         int irq_gpio;
 430 };
 431
 432 struct rt5025_chip;
 433 struct rt5025_platform_data {
 434         struct regulator_init_data *regulator[RT5025_MAX_REGULATOR];
 435         struct rt5025_charger_data *chg_pdata;
 436         struct rt5025_gpio_data *gpio_pdata;
 437         struct rt5025_misc_data *misc_pdata;
 438         struct rt5025_irq_data *irq_pdata;
 439         int (*pre_init)(struct rt5025_chip *rt5025_chip);
 440         /** Called after subdevices are set up */
 441         int (*post_init)(void);
 442 };
 443
 444 struct rt5025_misc_info {
 445         struct i2c_client *i2c;
 446         struct device *dev;
 447 };
 448
 449 struct rt5025_chip {
 450         struct i2c_client *i2c;
 451         struct device *dev;
 452         struct rt5025_charger_info *charger_info;
 453         struct rt5025_battery_info *battery_info;
 454         struct rt5025_misc_info *misc_info;
 455         struct mutex io_lock;
 456         int suspend;
 457 };
 458
 459 #ifdef CONFIG_CHARGER_RT5025
 460 void rt5025_charger_irq_handler(struct rt5025_charger_info *ci, unsigned int event);
 461 #endif /* #ifdef CONFIG_CHARGER_RT5025 */
 462 #ifdef CONFIG_MISC_RT5025
 463 void rt5025_misc_irq_handler(struct rt5025_misc_info *mi, unsigned int event);
 464 #endif /* #ifdef CONFIG_MISC_RT5025 */
 465 #ifdef CONFIG_BATTERY_RT5025
 466 void rt5025_gauge_irq_handler(struct rt5025_battery_info *bi, unsigned int event);
 467 #endif /* #ifdef CONFIG_BATTERY_RT5025 */
 468
 469 extern int rt5025_reg_block_read(struct i2c_client *, int, int, void *);
 470 extern int rt5025_reg_block_write(struct i2c_client *, int, int, void *);
 471 extern int rt5025_reg_read(struct i2c_client *, int);
 472 extern int rt5025_reg_write(struct i2c_client *, int, unsigned char);
 473 extern int rt5025_assign_bits(struct i2c_client *, int, unsigned char, unsigned char);
 474 extern int rt5025_set_bits(struct i2c_client *, int, unsigned char);
 475 extern int rt5025_clr_bits(struct i2c_client *, int, unsigned char);
 476
 477 extern int rt5025_core_init(struct rt5025_chip *, struct rt5025_platform_data *);
 478 extern int rt5025_core_deinit(struct rt5025_chip *);
 479
 480 #ifdef CONFIG_MFD_RT_SHOW_INFO
 481 #define RTINFO(format, args...) \
 482         printk(KERN_INFO "%s:%s() line-%d: " format, RT5025_DEV_NAME, __FUNCTION__, __LINE__, ##args)
 483 #else
 484 #define RTINFO(format, args...)
 485 #endif /* CONFIG_MFD_RT_SHOW_INFO */
 486
 487 #endif /* __LINUX_MFD_RT5025_H */