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/* linux/mfd/max8907c.h
*
* Functions to access MAX8907C power management chip.
*
* Copyright (C) 2010 Gyungoh Yoo <jack.yoo@maxim-ic.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_MAX8907C_H
#define __LINUX_MFD_MAX8907C_H
/* MAX8907C register map */
#define MAX8907C_REG_SYSENSEL 0x00
#define MAX8907C_REG_ON_OFF_IRQ1 0x01
#define MAX8907C_REG_ON_OFF_IRQ1_MASK 0x02
#define MAX8907C_REG_ON_OFF_STAT 0x03
#define MAX8907C_REG_SDCTL1 0x04
#define MAX8907C_REG_SDSEQCNT1 0x05
#define MAX8907C_REG_SDV1 0x06
#define MAX8907C_REG_SDCTL2 0x07
#define MAX8907C_REG_SDSEQCNT2 0x08
#define MAX8907C_REG_SDV2 0x09
#define MAX8907C_REG_SDCTL3 0x0A
#define MAX8907C_REG_SDSEQCNT3 0x0B
#define MAX8907C_REG_SDV3 0x0C
#define MAX8907C_REG_ON_OFF_IRQ2 0x0D
#define MAX8907C_REG_ON_OFF_IRQ2_MASK 0x0E
#define MAX8907C_REG_RESET_CNFG 0x0F
#define MAX8907C_REG_LDOCTL16 0x10
#define MAX8907C_REG_LDOSEQCNT16 0x11
#define MAX8907C_REG_LDO16VOUT 0x12
#define MAX8907C_REG_SDBYSEQCNT 0x13
#define MAX8907C_REG_LDOCTL17 0x14
#define MAX8907C_REG_LDOSEQCNT17 0x15
#define MAX8907C_REG_LDO17VOUT 0x16
#define MAX8907C_REG_LDOCTL1 0x18
#define MAX8907C_REG_LDOSEQCNT1 0x19
#define MAX8907C_REG_LDO1VOUT 0x1A
#define MAX8907C_REG_LDOCTL2 0x1C
#define MAX8907C_REG_LDOSEQCNT2 0x1D
#define MAX8907C_REG_LDO2VOUT 0x1E
#define MAX8907C_REG_LDOCTL3 0x20
#define MAX8907C_REG_LDOSEQCNT3 0x21
#define MAX8907C_REG_LDO3VOUT 0x22
#define MAX8907C_REG_LDOCTL4 0x24
#define MAX8907C_REG_LDOSEQCNT4 0x25
#define MAX8907C_REG_LDO4VOUT 0x26
#define MAX8907C_REG_LDOCTL5 0x28
#define MAX8907C_REG_LDOSEQCNT5 0x29
#define MAX8907C_REG_LDO5VOUT 0x2A
#define MAX8907C_REG_LDOCTL6 0x2C
#define MAX8907C_REG_LDOSEQCNT6 0x2D
#define MAX8907C_REG_LDO6VOUT 0x2E
#define MAX8907C_REG_LDOCTL7 0x30
#define MAX8907C_REG_LDOSEQCNT7 0x31
#define MAX8907C_REG_LDO7VOUT 0x32
#define MAX8907C_REG_LDOCTL8 0x34
#define MAX8907C_REG_LDOSEQCNT8 0x35
#define MAX8907C_REG_LDO8VOUT 0x36
#define MAX8907C_REG_LDOCTL9 0x38
#define MAX8907C_REG_LDOSEQCNT9 0x39
#define MAX8907C_REG_LDO9VOUT 0x3A
#define MAX8907C_REG_LDOCTL10 0x3C
#define MAX8907C_REG_LDOSEQCNT10 0x3D
#define MAX8907C_REG_LDO10VOUT 0x3E
#define MAX8907C_REG_LDOCTL11 0x40
#define MAX8907C_REG_LDOSEQCNT11 0x41
#define MAX8907C_REG_LDO11VOUT 0x42
#define MAX8907C_REG_LDOCTL12 0x44
#define MAX8907C_REG_LDOSEQCNT12 0x45
#define MAX8907C_REG_LDO12VOUT 0x46
#define MAX8907C_REG_LDOCTL13 0x48
#define MAX8907C_REG_LDOSEQCNT13 0x49
#define MAX8907C_REG_LDO13VOUT 0x4A
#define MAX8907C_REG_LDOCTL14 0x4C
#define MAX8907C_REG_LDOSEQCNT14 0x4D
#define MAX8907C_REG_LDO14VOUT 0x4E
#define MAX8907C_REG_LDOCTL15 0x50
#define MAX8907C_REG_LDOSEQCNT15 0x51
#define MAX8907C_REG_LDO15VOUT 0x52
#define MAX8907C_REG_OUT5VEN 0x54
#define MAX8907C_REG_OUT5VSEQ 0x55
#define MAX8907C_REG_OUT33VEN 0x58
#define MAX8907C_REG_OUT33VSEQ 0x59
#define MAX8907C_REG_LDOCTL19 0x5C
#define MAX8907C_REG_LDOSEQCNT19 0x5D
#define MAX8907C_REG_LDO19VOUT 0x5E
#define MAX8907C_REG_LBCNFG 0x60
#define MAX8907C_REG_SEQ1CNFG 0x64
#define MAX8907C_REG_SEQ2CNFG 0x65
#define MAX8907C_REG_SEQ3CNFG 0x66
#define MAX8907C_REG_SEQ4CNFG 0x67
#define MAX8907C_REG_SEQ5CNFG 0x68
#define MAX8907C_REG_SEQ6CNFG 0x69
#define MAX8907C_REG_SEQ7CNFG 0x6A
#define MAX8907C_REG_LDOCTL18 0x72
#define MAX8907C_REG_LDOSEQCNT18 0x73
#define MAX8907C_REG_LDO18VOUT 0x74
#define MAX8907C_REG_BBAT_CNFG 0x78
#define MAX8907C_REG_CHG_CNTL1 0x7C
#define MAX8907C_REG_CHG_CNTL2 0x7D
#define MAX8907C_REG_CHG_IRQ1 0x7E
#define MAX8907C_REG_CHG_IRQ2 0x7F
#define MAX8907C_REG_CHG_IRQ1_MASK 0x80
#define MAX8907C_REG_CHG_IRQ2_MASK 0x81
#define MAX8907C_REG_CHG_STAT 0x82
#define MAX8907C_REG_WLED_MODE_CNTL 0x84
#define MAX8907C_REG_ILED_CNTL 0x84
#define MAX8907C_REG_II1RR 0x8E
#define MAX8907C_REG_II2RR 0x8F
#define MAX8907C_REG_LDOCTL20 0x9C
#define MAX8907C_REG_LDOSEQCNT20 0x9D
#define MAX8907C_REG_LDO20VOUT 0x9E
/* RTC register */
#define MAX8907C_REG_RTC_SEC 0x00
#define MAX8907C_REG_RTC_MIN 0x01
#define MAX8907C_REG_RTC_HOURS 0x02
#define MAX8907C_REG_RTC_WEEKDAY 0x03
#define MAX8907C_REG_RTC_DATE 0x04
#define MAX8907C_REG_RTC_MONTH 0x05
#define MAX8907C_REG_RTC_YEAR1 0x06
#define MAX8907C_REG_RTC_YEAR2 0x07
#define MAX8907C_REG_ALARM0_SEC 0x08
#define MAX8907C_REG_ALARM0_MIN 0x09
#define MAX8907C_REG_ALARM0_HOURS 0x0A
#define MAX8907C_REG_ALARM0_WEEKDAY 0x0B
#define MAX8907C_REG_ALARM0_DATE 0x0C
#define MAX8907C_REG_ALARM0_MONTH 0x0D
#define MAX8907C_REG_ALARM0_YEAR1 0x0E
#define MAX8907C_REG_ALARM0_YEAR2 0x0F
#define MAX8907C_REG_ALARM1_SEC 0x10
#define MAX8907C_REG_ALARM1_MIN 0x11
#define MAX8907C_REG_ALARM1_HOURS 0x12
#define MAX8907C_REG_ALARM1_WEEKDAY 0x13
#define MAX8907C_REG_ALARM1_DATE 0x14
#define MAX8907C_REG_ALARM1_MONTH 0x15
#define MAX8907C_REG_ALARM1_YEAR1 0x16
#define MAX8907C_REG_ALARM1_YEAR2 0x17
#define MAX8907C_REG_ALARM0_CNTL 0x18
#define MAX8907C_REG_ALARM1_CNTL 0x19
#define MAX8907C_REG_RTC_STATUS 0x1A
#define MAX8907C_REG_RTC_CNTL 0x1B
#define MAX8907C_REG_RTC_IRQ 0x1C
#define MAX8907C_REG_RTC_IRQ_MASK 0x1D
#define MAX8907C_REG_MPL_CNTL 0x1E
/* ADC and Touch Screen Controller register map */
#define MAX8907C_CTL 0
#define MAX8907C_SEQCNT 1
#define MAX8907C_VOUT 2
/* mask bit fields */
#define MAX8907C_MASK_LDO_SEQ 0x1C
#define MAX8907C_MASK_LDO_EN 0x01
#define MAX8907C_MASK_VBBATTCV 0x03
#define MAX8907C_MASK_OUT5V_VINEN 0x10
#define MAX8907C_MASK_OUT5V_ENSRC 0x0E
#define MAX8907C_MASK_OUT5V_EN 0x01
/* Power off bit in RESET_CNFG reg */
#define MAX8907C_MASK_POWER_OFF 0x40
#define MAX8907C_MASK_PWR_EN 0x80
#define MAX8907C_MASK_CTL_SEQ 0x1C
#define MAX8907C_PWR_EN 0x80
#define MAX8907C_CTL_SEQ 0x04
#define MAX8907C_SD_SEQ1 0x02
#define MAX8907C_SD_SEQ2 0x06
#define MAX8907C_DELAY_CNT0 0x00
#define MAX8907C_POWER_UP_DELAY_CNT1 0x10
#define MAX8907C_POWER_UP_DELAY_CNT12 0xC0
#define MAX8907C_POWER_DOWN_DELAY_CNT12 0x0C
#define RTC_I2C_ADDR 0x68
/*
* MAX8907B revision requires s/w WAR to connect PWREN input to
* sequencer 2 because of the bug in the silicon.
*/
#define MAX8907B_II2RR_PWREN_WAR (0x12)
/* Defines common for all supplies PWREN sequencer selection */
#define MAX8907B_SEQSEL_PWREN_LXX 1 /* SEQ2 (PWREN) */
/* IRQ definitions */
enum {
MAX8907C_IRQ_VCHG_DC_OVP,
MAX8907C_IRQ_VCHG_DC_F,
MAX8907C_IRQ_VCHG_DC_R,
MAX8907C_IRQ_VCHG_THM_OK_R,
MAX8907C_IRQ_VCHG_THM_OK_F,
MAX8907C_IRQ_VCHG_MBATTLOW_F,
MAX8907C_IRQ_VCHG_MBATTLOW_R,
MAX8907C_IRQ_VCHG_RST,
MAX8907C_IRQ_VCHG_DONE,
MAX8907C_IRQ_VCHG_TOPOFF,
MAX8907C_IRQ_VCHG_TMR_FAULT,
MAX8907C_IRQ_GPM_RSTIN,
MAX8907C_IRQ_GPM_MPL,
MAX8907C_IRQ_GPM_SW_3SEC,
MAX8907C_IRQ_GPM_EXTON_F,
MAX8907C_IRQ_GPM_EXTON_R,
MAX8907C_IRQ_GPM_SW_1SEC,
MAX8907C_IRQ_GPM_SW_F,
MAX8907C_IRQ_GPM_SW_R,
MAX8907C_IRQ_GPM_SYSCKEN_F,
MAX8907C_IRQ_GPM_SYSCKEN_R,
MAX8907C_IRQ_RTC_ALARM1,
MAX8907C_IRQ_RTC_ALARM0,
MAX8907C_NR_IRQS,
};
struct max8907c {
struct device *dev;
struct mutex io_lock;
struct mutex irq_lock;
struct i2c_client *i2c_power;
struct i2c_client *i2c_rtc;
int irq_base;
int core_irq;
unsigned char cache_chg[2];
unsigned char cache_on[2];
unsigned char cache_rtc;
};
struct max8907c_platform_data {
int num_subdevs;
struct platform_device **subdevs;
int irq_base;
int (*max8907c_setup)(void);
bool use_power_off;
};
int max8907c_reg_read(struct i2c_client *i2c, u8 reg);
int max8907c_reg_bulk_read(struct i2c_client *i2c, u8 reg, u8 count, u8 *val);
int max8907c_reg_write(struct i2c_client *i2c, u8 reg, u8 val);
int max8907c_reg_bulk_write(struct i2c_client *i2c, u8 reg, u8 count, u8 *val);
int max8907c_set_bits(struct i2c_client *i2c, u8 reg, u8 mask, u8 val);
int max8907c_irq_init(struct max8907c *chip, int irq, int irq_base);
void max8907c_irq_free(struct max8907c *chip);
int max8907c_suspend(struct device *dev);
int max8907c_resume(struct device *dev);
void max8907c_deep_sleep(int enter);
int max8907c_pwr_en_config(void);
int max8907c_pwr_en_attach(void);
#endif