root/include/linux/mfd/88pm860x.h

/* [<][>][^][v][top][bottom][index][help] */ 
/*
 * Marvell 88PM860x Interface
 *
 * Copyright (C) 2009 Marvell International Ltd.
 *      Haojian Zhuang <haojian.zhuang@marvell.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __LINUX_MFD_88PM860X_H
#define __LINUX_MFD_88PM860X_H

#include <linux/interrupt.h>

#define MFD_NAME_SIZE           (40)

enum {
        CHIP_INVALID = 0,
        CHIP_PM8606,
        CHIP_PM8607,
        CHIP_MAX,
};

enum {
        PM8606_ID_INVALID,
        PM8606_ID_BACKLIGHT,
        PM8606_ID_LED,
        PM8606_ID_VIBRATOR,
        PM8606_ID_TOUCH,
        PM8606_ID_SOUND,
        PM8606_ID_CHARGER,
        PM8606_ID_MAX,
};


/* 8606 Registers */
#define PM8606_DCM_BOOST                (0x00)
#define PM8606_PWM                      (0x01)

#define PM8607_MISC2                    (0x42)

/* Power Up Log Register */
#define PM8607_POWER_UP_LOG             (0x3F)

/* Charger Control Registers */
#define PM8607_CCNT                     (0x47)
#define PM8607_CHG_CTRL1                (0x48)
#define PM8607_CHG_CTRL2                (0x49)
#define PM8607_CHG_CTRL3                (0x4A)
#define PM8607_CHG_CTRL4                (0x4B)
#define PM8607_CHG_CTRL5                (0x4C)
#define PM8607_CHG_CTRL6                (0x4D)
#define PM8607_CHG_CTRL7                (0x4E)

/* Backlight Registers */
#define PM8606_WLED1A                   (0x02)
#define PM8606_WLED1B                   (0x03)
#define PM8606_WLED2A                   (0x04)
#define PM8606_WLED2B                   (0x05)
#define PM8606_WLED3A                   (0x06)
#define PM8606_WLED3B                   (0x07)

/* LED Registers */
#define PM8606_RGB2A                    (0x08)
#define PM8606_RGB2B                    (0x09)
#define PM8606_RGB2C                    (0x0A)
#define PM8606_RGB2D                    (0x0B)
#define PM8606_RGB1A                    (0x0C)
#define PM8606_RGB1B                    (0x0D)
#define PM8606_RGB1C                    (0x0E)
#define PM8606_RGB1D                    (0x0F)

#define PM8606_PREREGULATORA            (0x10)
#define PM8606_PREREGULATORB            (0x11)
#define PM8606_VIBRATORA                (0x12)
#define PM8606_VIBRATORB                (0x13)
#define PM8606_VCHG                     (0x14)
#define PM8606_VSYS                     (0x15)
#define PM8606_MISC                     (0x16)
#define PM8606_CHIP_ID                  (0x17)
#define PM8606_STATUS                   (0x18)
#define PM8606_FLAGS                    (0x19)
#define PM8606_PROTECTA                 (0x1A)
#define PM8606_PROTECTB                 (0x1B)
#define PM8606_PROTECTC                 (0x1C)

/* Bit definitions of PM8606 registers */
#define PM8606_DCM_500MA                (0x0)   /* current limit */
#define PM8606_DCM_750MA                (0x1)
#define PM8606_DCM_1000MA               (0x2)
#define PM8606_DCM_1250MA               (0x3)
#define PM8606_DCM_250MV                (0x0 << 2)
#define PM8606_DCM_300MV                (0x1 << 2)
#define PM8606_DCM_350MV                (0x2 << 2)
#define PM8606_DCM_400MV                (0x3 << 2)

#define PM8606_PWM_31200HZ              (0x0)
#define PM8606_PWM_15600HZ              (0x1)
#define PM8606_PWM_7800HZ               (0x2)
#define PM8606_PWM_3900HZ               (0x3)
#define PM8606_PWM_1950HZ               (0x4)
#define PM8606_PWM_976HZ                (0x5)
#define PM8606_PWM_488HZ                (0x6)
#define PM8606_PWM_244HZ                (0x7)
#define PM8606_PWM_FREQ_MASK            (0x7)

#define PM8606_WLED_ON                  (1 << 0)
#define PM8606_WLED_CURRENT(x)          ((x & 0x1F) << 1)

#define PM8606_LED_CURRENT(x)           (((x >> 2) & 0x07) << 5)

#define PM8606_VSYS_EN                  (1 << 1)

#define PM8606_MISC_OSC_EN              (1 << 4)

enum {
        PM8607_ID_BUCK1 = 0,
        PM8607_ID_BUCK2,
        PM8607_ID_BUCK3,

        PM8607_ID_LDO1,
        PM8607_ID_LDO2,
        PM8607_ID_LDO3,
        PM8607_ID_LDO4,
        PM8607_ID_LDO5,
        PM8607_ID_LDO6,
        PM8607_ID_LDO7,
        PM8607_ID_LDO8,
        PM8607_ID_LDO9,
        PM8607_ID_LDO10,
        PM8607_ID_LDO11,
        PM8607_ID_LDO12,
        PM8607_ID_LDO13,
        PM8607_ID_LDO14,
        PM8607_ID_LDO15,
        PM8606_ID_PREG,

        PM8607_ID_RG_MAX,
};

/* 8607 chip ID is 0x40 or 0x50 */
#define PM8607_VERSION_MASK             (0xF0)  /* 8607 chip ID mask */

/* Interrupt Registers */
#define PM8607_STATUS_1                 (0x01)
#define PM8607_STATUS_2                 (0x02)
#define PM8607_INT_STATUS1              (0x03)
#define PM8607_INT_STATUS2              (0x04)
#define PM8607_INT_STATUS3              (0x05)
#define PM8607_INT_MASK_1               (0x06)
#define PM8607_INT_MASK_2               (0x07)
#define PM8607_INT_MASK_3               (0x08)

/* Regulator Control Registers */
#define PM8607_LDO1                     (0x10)
#define PM8607_LDO2                     (0x11)
#define PM8607_LDO3                     (0x12)
#define PM8607_LDO4                     (0x13)
#define PM8607_LDO5                     (0x14)
#define PM8607_LDO6                     (0x15)
#define PM8607_LDO7                     (0x16)
#define PM8607_LDO8                     (0x17)
#define PM8607_LDO9                     (0x18)
#define PM8607_LDO10                    (0x19)
#define PM8607_LDO12                    (0x1A)
#define PM8607_LDO14                    (0x1B)
#define PM8607_SLEEP_MODE1              (0x1C)
#define PM8607_SLEEP_MODE2              (0x1D)
#define PM8607_SLEEP_MODE3              (0x1E)
#define PM8607_SLEEP_MODE4              (0x1F)
#define PM8607_GO                       (0x20)
#define PM8607_SLEEP_BUCK1              (0x21)
#define PM8607_SLEEP_BUCK2              (0x22)
#define PM8607_SLEEP_BUCK3              (0x23)
#define PM8607_BUCK1                    (0x24)
#define PM8607_BUCK2                    (0x25)
#define PM8607_BUCK3                    (0x26)
#define PM8607_BUCK_CONTROLS            (0x27)
#define PM8607_SUPPLIES_EN11            (0x2B)
#define PM8607_SUPPLIES_EN12            (0x2C)
#define PM8607_GROUP1                   (0x2D)
#define PM8607_GROUP2                   (0x2E)
#define PM8607_GROUP3                   (0x2F)
#define PM8607_GROUP4                   (0x30)
#define PM8607_GROUP5                   (0x31)
#define PM8607_GROUP6                   (0x32)
#define PM8607_SUPPLIES_EN21            (0x33)
#define PM8607_SUPPLIES_EN22            (0x34)

/* Vibrator Control Registers */
#define PM8607_VIBRATOR_SET             (0x28)
#define PM8607_VIBRATOR_PWM             (0x29)

/* GPADC Registers */
#define PM8607_GP_BIAS1                 (0x4F)
#define PM8607_MEAS_EN1                 (0x50)
#define PM8607_MEAS_EN2                 (0x51)
#define PM8607_MEAS_EN3                 (0x52)
#define PM8607_MEAS_OFF_TIME1           (0x53)
#define PM8607_MEAS_OFF_TIME2           (0x54)
#define PM8607_TSI_PREBIAS              (0x55)  /* prebias time */
#define PM8607_PD_PREBIAS               (0x56)  /* prebias time */
#define PM8607_GPADC_MISC1              (0x57)

/* bit definitions of  MEAS_EN1*/
#define PM8607_MEAS_EN1_VBAT            (1 << 0)
#define PM8607_MEAS_EN1_VCHG            (1 << 1)
#define PM8607_MEAS_EN1_VSYS            (1 << 2)
#define PM8607_MEAS_EN1_TINT            (1 << 3)
#define PM8607_MEAS_EN1_RFTMP           (1 << 4)
#define PM8607_MEAS_EN1_TBAT            (1 << 5)
#define PM8607_MEAS_EN1_GPADC2          (1 << 6)
#define PM8607_MEAS_EN1_GPADC3          (1 << 7)

/* Battery Monitor Registers */
#define PM8607_GP_BIAS2                 (0x5A)
#define PM8607_VBAT_LOWTH               (0x5B)
#define PM8607_VCHG_LOWTH               (0x5C)
#define PM8607_VSYS_LOWTH               (0x5D)
#define PM8607_TINT_LOWTH               (0x5E)
#define PM8607_GPADC0_LOWTH             (0x5F)
#define PM8607_GPADC1_LOWTH             (0x60)
#define PM8607_GPADC2_LOWTH             (0x61)
#define PM8607_GPADC3_LOWTH             (0x62)
#define PM8607_VBAT_HIGHTH              (0x63)
#define PM8607_VCHG_HIGHTH              (0x64)
#define PM8607_VSYS_HIGHTH              (0x65)
#define PM8607_TINT_HIGHTH              (0x66)
#define PM8607_GPADC0_HIGHTH            (0x67)
#define PM8607_GPADC1_HIGHTH            (0x68)
#define PM8607_GPADC2_HIGHTH            (0x69)
#define PM8607_GPADC3_HIGHTH            (0x6A)
#define PM8607_IBAT_MEAS1               (0x6B)
#define PM8607_IBAT_MEAS2               (0x6C)
#define PM8607_VBAT_MEAS1               (0x6D)
#define PM8607_VBAT_MEAS2               (0x6E)
#define PM8607_VCHG_MEAS1               (0x6F)
#define PM8607_VCHG_MEAS2               (0x70)
#define PM8607_VSYS_MEAS1               (0x71)
#define PM8607_VSYS_MEAS2               (0x72)
#define PM8607_TINT_MEAS1               (0x73)
#define PM8607_TINT_MEAS2               (0x74)
#define PM8607_GPADC0_MEAS1             (0x75)
#define PM8607_GPADC0_MEAS2             (0x76)
#define PM8607_GPADC1_MEAS1             (0x77)
#define PM8607_GPADC1_MEAS2             (0x78)
#define PM8607_GPADC2_MEAS1             (0x79)
#define PM8607_GPADC2_MEAS2             (0x7A)
#define PM8607_GPADC3_MEAS1             (0x7B)
#define PM8607_GPADC3_MEAS2             (0x7C)
#define PM8607_CCNT_MEAS1               (0x95)
#define PM8607_CCNT_MEAS2               (0x96)
#define PM8607_VBAT_AVG                 (0x97)
#define PM8607_VCHG_AVG                 (0x98)
#define PM8607_VSYS_AVG                 (0x99)
#define PM8607_VBAT_MIN                 (0x9A)
#define PM8607_VCHG_MIN                 (0x9B)
#define PM8607_VSYS_MIN                 (0x9C)
#define PM8607_VBAT_MAX                 (0x9D)
#define PM8607_VCHG_MAX                 (0x9E)
#define PM8607_VSYS_MAX                 (0x9F)

#define PM8607_GPADC_MISC2              (0x59)
#define PM8607_GPADC0_GP_BIAS_A0        (1 << 0)
#define PM8607_GPADC1_GP_BIAS_A1        (1 << 1)
#define PM8607_GPADC2_GP_BIAS_A2        (1 << 2)
#define PM8607_GPADC3_GP_BIAS_A3        (1 << 3)
#define PM8607_GPADC2_GP_BIAS_OUT2      (1 << 6)

/* RTC Control Registers */
#define PM8607_RTC1                     (0xA0)
#define PM8607_RTC_COUNTER1             (0xA1)
#define PM8607_RTC_COUNTER2             (0xA2)
#define PM8607_RTC_COUNTER3             (0xA3)
#define PM8607_RTC_COUNTER4             (0xA4)
#define PM8607_RTC_EXPIRE1              (0xA5)
#define PM8607_RTC_EXPIRE2              (0xA6)
#define PM8607_RTC_EXPIRE3              (0xA7)
#define PM8607_RTC_EXPIRE4              (0xA8)
#define PM8607_RTC_TRIM1                (0xA9)
#define PM8607_RTC_TRIM2                (0xAA)
#define PM8607_RTC_TRIM3                (0xAB)
#define PM8607_RTC_TRIM4                (0xAC)
#define PM8607_RTC_MISC1                (0xAD)
#define PM8607_RTC_MISC2                (0xAE)
#define PM8607_RTC_MISC3                (0xAF)

/* Misc Registers */
#define PM8607_CHIP_ID                  (0x00)
#define PM8607_B0_MISC1                 (0x0C)
#define PM8607_LDO1                     (0x10)
#define PM8607_DVC3                     (0x26)
#define PM8607_A1_MISC1                 (0x40)

/* bit definitions of Status Query Interface */
#define PM8607_STATUS_CC                (1 << 3)
#define PM8607_STATUS_PEN               (1 << 4)
#define PM8607_STATUS_HEADSET           (1 << 5)
#define PM8607_STATUS_HOOK              (1 << 6)
#define PM8607_STATUS_MICIN             (1 << 7)
#define PM8607_STATUS_ONKEY             (1 << 8)
#define PM8607_STATUS_EXTON             (1 << 9)
#define PM8607_STATUS_CHG               (1 << 10)
#define PM8607_STATUS_BAT               (1 << 11)
#define PM8607_STATUS_VBUS              (1 << 12)
#define PM8607_STATUS_OV                (1 << 13)

/* bit definitions of BUCK3 */
#define PM8607_BUCK3_DOUBLE             (1 << 6)

/* bit definitions of Misc1 */
#define PM8607_A1_MISC1_PI2C            (1 << 0)
#define PM8607_B0_MISC1_INV_INT         (1 << 0)
#define PM8607_B0_MISC1_INT_CLEAR       (1 << 1)
#define PM8607_B0_MISC1_INT_MASK        (1 << 2)
#define PM8607_B0_MISC1_PI2C            (1 << 3)
#define PM8607_B0_MISC1_RESET           (1 << 6)

/* bits definitions of GPADC */
#define PM8607_GPADC_EN                 (1 << 0)
#define PM8607_GPADC_PREBIAS_MASK       (3 << 1)
#define PM8607_GPADC_SLOT_CYCLE_MASK    (3 << 3)        /* slow mode */
#define PM8607_GPADC_OFF_SCALE_MASK     (3 << 5)        /* GP sleep mode */
#define PM8607_GPADC_SW_CAL_MASK        (1 << 7)

#define PM8607_PD_PREBIAS_MASK          (0x1F << 0)
#define PM8607_PD_PRECHG_MASK           (7 << 5)

#define PM8606_REF_GP_OSC_OFF         0
#define PM8606_REF_GP_OSC_ON          1
#define PM8606_REF_GP_OSC_UNKNOWN     2

/* Clients of reference group and 8MHz oscillator in 88PM8606 */
enum pm8606_ref_gp_and_osc_clients {
        REF_GP_NO_CLIENTS       = 0,
        WLED1_DUTY              = (1<<0), /*PF 0x02.7:0*/
        WLED2_DUTY              = (1<<1), /*PF 0x04.7:0*/
        WLED3_DUTY              = (1<<2), /*PF 0x06.7:0*/
        RGB1_ENABLE             = (1<<3), /*PF 0x07.1*/
        RGB2_ENABLE             = (1<<4), /*PF 0x07.2*/
        LDO_VBR_EN              = (1<<5), /*PF 0x12.0*/
        REF_GP_MAX_CLIENT       = 0xFFFF
};

/* Interrupt Number in 88PM8607 */
enum {
        PM8607_IRQ_ONKEY,
        PM8607_IRQ_EXTON,
        PM8607_IRQ_CHG,
        PM8607_IRQ_BAT,
        PM8607_IRQ_RTC,
        PM8607_IRQ_CC,
        PM8607_IRQ_VBAT,
        PM8607_IRQ_VCHG,
        PM8607_IRQ_VSYS,
        PM8607_IRQ_TINT,
        PM8607_IRQ_GPADC0,
        PM8607_IRQ_GPADC1,
        PM8607_IRQ_GPADC2,
        PM8607_IRQ_GPADC3,
        PM8607_IRQ_AUDIO_SHORT,
        PM8607_IRQ_PEN,
        PM8607_IRQ_HEADSET,
        PM8607_IRQ_HOOK,
        PM8607_IRQ_MICIN,
        PM8607_IRQ_CHG_FAIL,
        PM8607_IRQ_CHG_DONE,
        PM8607_IRQ_CHG_FAULT,
};

enum {
        PM8607_CHIP_A0 = 0x40,
        PM8607_CHIP_A1 = 0x41,
        PM8607_CHIP_B0 = 0x48,
};

struct pm860x_chip {
        struct device           *dev;
        struct mutex            irq_lock;
        struct mutex            osc_lock;
        struct i2c_client       *client;
        struct i2c_client       *companion;     /* companion chip client */
        struct regmap           *regmap;
        struct regmap           *regmap_companion;

        int                     buck3_double;   /* DVC ramp slope double */
        int                     companion_addr;
        unsigned short          osc_vote;
        int                     id;
        int                     irq_mode;
        int                     irq_base;
        int                     core_irq;
        unsigned char           chip_version;
        unsigned char           osc_status;

        unsigned int            wakeup_flag;
};

enum {
        GI2C_PORT = 0,
        PI2C_PORT,
};

struct pm860x_backlight_pdata {
        int             pwm;
        int             iset;
};

struct pm860x_led_pdata {
        int             iset;
};

struct pm860x_rtc_pdata {
        int             (*sync)(unsigned int ticks);
        int             vrtc;
};

struct pm860x_touch_pdata {
        int             gpadc_prebias;
        int             slot_cycle;
        int             off_scale;
        int             sw_cal;
        int             tsi_prebias;    /* time, slot */
        int             pen_prebias;    /* time, slot */
        int             pen_prechg;     /* time, slot */
        int             res_x;          /* resistor of Xplate */
        unsigned long   flags;
};

struct pm860x_power_pdata {
        int             max_capacity;
        int             resistor;
};

struct pm860x_platform_data {
        struct pm860x_backlight_pdata   *backlight;
        struct pm860x_led_pdata         *led;
        struct pm860x_rtc_pdata         *rtc;
        struct pm860x_touch_pdata       *touch;
        struct pm860x_power_pdata       *power;
        struct regulator_init_data      *buck1;
        struct regulator_init_data      *buck2;
        struct regulator_init_data      *buck3;
        struct regulator_init_data      *ldo1;
        struct regulator_init_data      *ldo2;
        struct regulator_init_data      *ldo3;
        struct regulator_init_data      *ldo4;
        struct regulator_init_data      *ldo5;
        struct regulator_init_data      *ldo6;
        struct regulator_init_data      *ldo7;
        struct regulator_init_data      *ldo8;
        struct regulator_init_data      *ldo9;
        struct regulator_init_data      *ldo10;
        struct regulator_init_data      *ldo12;
        struct regulator_init_data      *ldo_vibrator;
        struct regulator_init_data      *ldo14;
        struct charger_desc             *chg_desc;

        int             companion_addr; /* I2C address of companion chip */
        int             i2c_port;       /* Controlled by GI2C or PI2C */
        int             irq_mode;       /* Clear interrupt by read/write(0/1) */
        int             irq_base;       /* IRQ base number of 88pm860x */
        int             num_leds;
        int             num_backlights;
};

extern int pm8606_osc_enable(struct pm860x_chip *, unsigned short);
extern int pm8606_osc_disable(struct pm860x_chip *, unsigned short);

extern int pm860x_reg_read(struct i2c_client *, int);
extern int pm860x_reg_write(struct i2c_client *, int, unsigned char);
extern int pm860x_bulk_read(struct i2c_client *, int, int, unsigned char *);
extern int pm860x_bulk_write(struct i2c_client *, int, int, unsigned char *);
extern int pm860x_set_bits(struct i2c_client *, int, unsigned char,
                           unsigned char);
extern int pm860x_page_reg_read(struct i2c_client *, int);
extern int pm860x_page_reg_write(struct i2c_client *, int, unsigned char);
extern int pm860x_page_bulk_read(struct i2c_client *, int, int,
                                 unsigned char *);
extern int pm860x_page_bulk_write(struct i2c_client *, int, int,
                                  unsigned char *);
extern int pm860x_page_set_bits(struct i2c_client *, int, unsigned char,
                                unsigned char);

#endif /* __LINUX_MFD_88PM860X_H */
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