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/*
* max14577-private.h - Common API for the Maxim 14577 internal sub chip
*
* Copyright (C) 2013 Samsung Electrnoics
* Chanwoo Choi <cw00.choi@samsung.com>
* Krzysztof Kozlowski <k.kozlowski@samsung.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __MAX14577_PRIVATE_H__
#define __MAX14577_PRIVATE_H__
#include <linux/i2c.h>
#include <linux/regmap.h>
enum maxim_device_type {
MAXIM_DEVICE_TYPE_UNKNOWN = 0,
MAXIM_DEVICE_TYPE_MAX14577,
MAXIM_DEVICE_TYPE_NUM,
};
/* Slave addr = 0x4A: MUIC and Charger */
enum max14577_reg {
MAX14577_REG_DEVICEID = 0x00,
MAX14577_REG_INT1 = 0x01,
MAX14577_REG_INT2 = 0x02,
MAX14577_REG_INT3 = 0x03,
MAX14577_REG_STATUS1 = 0x04,
MAX14577_REG_STATUS2 = 0x05,
MAX14577_REG_STATUS3 = 0x06,
MAX14577_REG_INTMASK1 = 0x07,
MAX14577_REG_INTMASK2 = 0x08,
MAX14577_REG_INTMASK3 = 0x09,
MAX14577_REG_CDETCTRL1 = 0x0A,
MAX14577_REG_RFU = 0x0B,
MAX14577_REG_CONTROL1 = 0x0C,
MAX14577_REG_CONTROL2 = 0x0D,
MAX14577_REG_CONTROL3 = 0x0E,
MAX14577_REG_CHGCTRL1 = 0x0F,
MAX14577_REG_CHGCTRL2 = 0x10,
MAX14577_REG_CHGCTRL3 = 0x11,
MAX14577_REG_CHGCTRL4 = 0x12,
MAX14577_REG_CHGCTRL5 = 0x13,
MAX14577_REG_CHGCTRL6 = 0x14,
MAX14577_REG_CHGCTRL7 = 0x15,
MAX14577_REG_END,
};
/* Slave addr = 0x4A: MUIC */
enum max14577_muic_reg {
MAX14577_MUIC_REG_STATUS1 = 0x04,
MAX14577_MUIC_REG_STATUS2 = 0x05,
MAX14577_MUIC_REG_CONTROL1 = 0x0C,
MAX14577_MUIC_REG_CONTROL3 = 0x0E,
MAX14577_MUIC_REG_END,
};
enum max14577_muic_charger_type {
MAX14577_CHARGER_TYPE_NONE = 0,
MAX14577_CHARGER_TYPE_USB,
MAX14577_CHARGER_TYPE_DOWNSTREAM_PORT,
MAX14577_CHARGER_TYPE_DEDICATED_CHG,
MAX14577_CHARGER_TYPE_SPECIAL_500MA,
MAX14577_CHARGER_TYPE_SPECIAL_1A,
MAX14577_CHARGER_TYPE_RESERVED,
MAX14577_CHARGER_TYPE_DEAD_BATTERY = 7,
};
/* MAX14577 interrupts */
#define INT1_ADC_MASK (0x1 << 0)
#define INT1_ADCLOW_MASK (0x1 << 1)
#define INT1_ADCERR_MASK (0x1 << 2)
#define INT2_CHGTYP_MASK (0x1 << 0)
#define INT2_CHGDETRUN_MASK (0x1 << 1)
#define INT2_DCDTMR_MASK (0x1 << 2)
#define INT2_DBCHG_MASK (0x1 << 3)
#define INT2_VBVOLT_MASK (0x1 << 4)
#define INT3_EOC_MASK (0x1 << 0)
#define INT3_CGMBC_MASK (0x1 << 1)
#define INT3_OVP_MASK (0x1 << 2)
#define INT3_MBCCHGERR_MASK (0x1 << 3)
/* MAX14577 DEVICE ID register */
#define DEVID_VENDORID_SHIFT 0
#define DEVID_DEVICEID_SHIFT 3
#define DEVID_VENDORID_MASK (0x07 << DEVID_VENDORID_SHIFT)
#define DEVID_DEVICEID_MASK (0x1f << DEVID_DEVICEID_SHIFT)
/* MAX14577 STATUS1 register */
#define STATUS1_ADC_SHIFT 0
#define STATUS1_ADCLOW_SHIFT 5
#define STATUS1_ADCERR_SHIFT 6
#define STATUS1_ADC_MASK (0x1f << STATUS1_ADC_SHIFT)
#define STATUS1_ADCLOW_MASK (0x1 << STATUS1_ADCLOW_SHIFT)
#define STATUS1_ADCERR_MASK (0x1 << STATUS1_ADCERR_SHIFT)
/* MAX14577 STATUS2 register */
#define STATUS2_CHGTYP_SHIFT 0
#define STATUS2_CHGDETRUN_SHIFT 3
#define STATUS2_DCDTMR_SHIFT 4
#define STATUS2_DBCHG_SHIFT 5
#define STATUS2_VBVOLT_SHIFT 6
#define STATUS2_CHGTYP_MASK (0x7 << STATUS2_CHGTYP_SHIFT)
#define STATUS2_CHGDETRUN_MASK (0x1 << STATUS2_CHGDETRUN_SHIFT)
#define STATUS2_DCDTMR_MASK (0x1 << STATUS2_DCDTMR_SHIFT)
#define STATUS2_DBCHG_MASK (0x1 << STATUS2_DBCHG_SHIFT)
#define STATUS2_VBVOLT_MASK (0x1 << STATUS2_VBVOLT_SHIFT)
/* MAX14577 CONTROL1 register */
#define COMN1SW_SHIFT 0
#define COMP2SW_SHIFT 3
#define MICEN_SHIFT 6
#define IDBEN_SHIFT 7
#define COMN1SW_MASK (0x7 << COMN1SW_SHIFT)
#define COMP2SW_MASK (0x7 << COMP2SW_SHIFT)
#define MICEN_MASK (0x1 << MICEN_SHIFT)
#define IDBEN_MASK (0x1 << IDBEN_SHIFT)
#define CLEAR_IDBEN_MICEN_MASK (COMN1SW_MASK | COMP2SW_MASK)
#define CTRL1_SW_USB ((1 << COMP2SW_SHIFT) \
| (1 << COMN1SW_SHIFT))
#define CTRL1_SW_AUDIO ((2 << COMP2SW_SHIFT) \
| (2 << COMN1SW_SHIFT))
#define CTRL1_SW_UART ((3 << COMP2SW_SHIFT) \
| (3 << COMN1SW_SHIFT))
#define CTRL1_SW_OPEN ((0 << COMP2SW_SHIFT) \
| (0 << COMN1SW_SHIFT))
/* MAX14577 CONTROL2 register */
#define CTRL2_LOWPWR_SHIFT (0)
#define CTRL2_ADCEN_SHIFT (1)
#define CTRL2_CPEN_SHIFT (2)
#define CTRL2_SFOUTASRT_SHIFT (3)
#define CTRL2_SFOUTORD_SHIFT (4)
#define CTRL2_ACCDET_SHIFT (5)
#define CTRL2_USBCPINT_SHIFT (6)
#define CTRL2_RCPS_SHIFT (7)
#define CTRL2_LOWPWR_MASK (0x1 << CTRL2_LOWPWR_SHIFT)
#define CTRL2_ADCEN_MASK (0x1 << CTRL2_ADCEN_SHIFT)
#define CTRL2_CPEN_MASK (0x1 << CTRL2_CPEN_SHIFT)
#define CTRL2_SFOUTASRT_MASK (0x1 << CTRL2_SFOUTASRT_SHIFT)
#define CTRL2_SFOUTORD_MASK (0x1 << CTRL2_SFOUTORD_SHIFT)
#define CTRL2_ACCDET_MASK (0x1 << CTRL2_ACCDET_SHIFT)
#define CTRL2_USBCPINT_MASK (0x1 << CTRL2_USBCPINT_SHIFT)
#define CTRL2_RCPS_MASK (0x1 << CTR2_RCPS_SHIFT)
#define CTRL2_CPEN1_LOWPWR0 ((1 << CTRL2_CPEN_SHIFT) | \
(0 << CTRL2_LOWPWR_SHIFT))
#define CTRL2_CPEN0_LOWPWR1 ((0 << CTRL2_CPEN_SHIFT) | \
(1 << CTRL2_LOWPWR_SHIFT))
/* MAX14577 CONTROL3 register */
#define CTRL3_JIGSET_SHIFT 0
#define CTRL3_BOOTSET_SHIFT 2
#define CTRL3_ADCDBSET_SHIFT 4
#define CTRL3_JIGSET_MASK (0x3 << CTRL3_JIGSET_SHIFT)
#define CTRL3_BOOTSET_MASK (0x3 << CTRL3_BOOTSET_SHIFT)
#define CTRL3_ADCDBSET_MASK (0x3 << CTRL3_ADCDBSET_SHIFT)
/* Slave addr = 0x4A: Charger */
enum max14577_charger_reg {
MAX14577_CHG_REG_STATUS3 = 0x06,
MAX14577_CHG_REG_CHG_CTRL1 = 0x0F,
MAX14577_CHG_REG_CHG_CTRL2 = 0x10,
MAX14577_CHG_REG_CHG_CTRL3 = 0x11,
MAX14577_CHG_REG_CHG_CTRL4 = 0x12,
MAX14577_CHG_REG_CHG_CTRL5 = 0x13,
MAX14577_CHG_REG_CHG_CTRL6 = 0x14,
MAX14577_CHG_REG_CHG_CTRL7 = 0x15,
MAX14577_CHG_REG_END,
};
/* MAX14577 STATUS3 register */
#define STATUS3_EOC_SHIFT 0
#define STATUS3_CGMBC_SHIFT 1
#define STATUS3_OVP_SHIFT 2
#define STATUS3_MBCCHGERR_SHIFT 3
#define STATUS3_EOC_MASK (0x1 << STATUS3_EOC_SHIFT)
#define STATUS3_CGMBC_MASK (0x1 << STATUS3_CGMBC_SHIFT)
#define STATUS3_OVP_MASK (0x1 << STATUS3_OVP_SHIFT)
#define STATUS3_MBCCHGERR_MASK (0x1 << STATUS3_MBCCHGERR_SHIFT)
/* MAX14577 CDETCTRL1 register */
#define CDETCTRL1_CHGDETEN_SHIFT 0
#define CDETCTRL1_CHGTYPMAN_SHIFT 1
#define CDETCTRL1_DCDEN_SHIFT 2
#define CDETCTRL1_DCD2SCT_SHIFT 3
#define CDETCTRL1_DCHKTM_SHIFT 4
#define CDETCTRL1_DBEXIT_SHIFT 5
#define CDETCTRL1_DBIDLE_SHIFT 6
#define CDETCTRL1_CDPDET_SHIFT 7
#define CDETCTRL1_CHGDETEN_MASK (0x1 << CDETCTRL1_CHGDETEN_SHIFT)
#define CDETCTRL1_CHGTYPMAN_MASK (0x1 << CDETCTRL1_CHGTYPMAN_SHIFT)
#define CDETCTRL1_DCDEN_MASK (0x1 << CDETCTRL1_DCDEN_SHIFT)
#define CDETCTRL1_DCD2SCT_MASK (0x1 << CDETCTRL1_DCD2SCT_SHIFT)
#define CDETCTRL1_DCHKTM_MASK (0x1 << CDETCTRL1_DCHKTM_SHIFT)
#define CDETCTRL1_DBEXIT_MASK (0x1 << CDETCTRL1_DBEXIT_SHIFT)
#define CDETCTRL1_DBIDLE_MASK (0x1 << CDETCTRL1_DBIDLE_SHIFT)
#define CDETCTRL1_CDPDET_MASK (0x1 << CDETCTRL1_CDPDET_SHIFT)
/* MAX14577 CHGCTRL1 register */
#define CHGCTRL1_TCHW_SHIFT 4
#define CHGCTRL1_TCHW_MASK (0x7 << CHGCTRL1_TCHW_SHIFT)
/* MAX14577 CHGCTRL2 register */
#define CHGCTRL2_MBCHOSTEN_SHIFT 6
#define CHGCTRL2_MBCHOSTEN_MASK (0x1 << CHGCTRL2_MBCHOSTEN_SHIFT)
#define CHGCTRL2_VCHGR_RC_SHIFT 7
#define CHGCTRL2_VCHGR_RC_MASK (0x1 << CHGCTRL2_VCHGR_RC_SHIFT)
/* MAX14577 CHGCTRL3 register */
#define CHGCTRL3_MBCCVWRC_SHIFT 0
#define CHGCTRL3_MBCCVWRC_MASK (0xf << CHGCTRL3_MBCCVWRC_SHIFT)
/* MAX14577 CHGCTRL4 register */
#define CHGCTRL4_MBCICHWRCH_SHIFT 0
#define CHGCTRL4_MBCICHWRCH_MASK (0xf << CHGCTRL4_MBCICHWRCH_SHIFT)
#define CHGCTRL4_MBCICHWRCL_SHIFT 4
#define CHGCTRL4_MBCICHWRCL_MASK (0x1 << CHGCTRL4_MBCICHWRCL_SHIFT)
/* MAX14577 CHGCTRL5 register */
#define CHGCTRL5_EOCS_SHIFT 0
#define CHGCTRL5_EOCS_MASK (0xf << CHGCTRL5_EOCS_SHIFT)
/* MAX14577 CHGCTRL6 register */
#define CHGCTRL6_AUTOSTOP_SHIFT 5
#define CHGCTRL6_AUTOSTOP_MASK (0x1 << CHGCTRL6_AUTOSTOP_SHIFT)
/* MAX14577 CHGCTRL7 register */
#define CHGCTRL7_OTPCGHCVS_SHIFT 0
#define CHGCTRL7_OTPCGHCVS_MASK (0x3 << CHGCTRL7_OTPCGHCVS_SHIFT)
/* MAX14577 regulator current limits (as in CHGCTRL4 register), uA */
#define MAX14577_REGULATOR_CURRENT_LIMIT_MIN 90000
#define MAX14577_REGULATOR_CURRENT_LIMIT_HIGH_START 200000
#define MAX14577_REGULATOR_CURRENT_LIMIT_HIGH_STEP 50000
#define MAX14577_REGULATOR_CURRENT_LIMIT_MAX 950000
/* MAX14577 regulator SFOUT LDO voltage, fixed, uV */
#define MAX14577_REGULATOR_SAFEOUT_VOLTAGE 4900000
enum max14577_irq {
/* INT1 */
MAX14577_IRQ_INT1_ADC,
MAX14577_IRQ_INT1_ADCLOW,
MAX14577_IRQ_INT1_ADCERR,
/* INT2 */
MAX14577_IRQ_INT2_CHGTYP,
MAX14577_IRQ_INT2_CHGDETRUN,
MAX14577_IRQ_INT2_DCDTMR,
MAX14577_IRQ_INT2_DBCHG,
MAX14577_IRQ_INT2_VBVOLT,
/* INT3 */
MAX14577_IRQ_INT3_EOC,
MAX14577_IRQ_INT3_CGMBC,
MAX14577_IRQ_INT3_OVP,
MAX14577_IRQ_INT3_MBCCHGERR,
MAX14577_IRQ_NUM,
};
struct max14577 {
struct device *dev;
struct i2c_client *i2c; /* Slave addr = 0x4A */
enum maxim_device_type dev_type;
struct regmap *regmap;
struct regmap_irq_chip_data *irq_data;
int irq;
};
/* MAX14577 shared regmap API function */
static inline int max14577_read_reg(struct regmap *map, u8 reg, u8 *dest)
{
unsigned int val;
int ret;
ret = regmap_read(map, reg, &val);
*dest = val;
return ret;
}
static inline int max14577_bulk_read(struct regmap *map, u8 reg, u8 *buf,
int count)
{
return regmap_bulk_read(map, reg, buf, count);
}
static inline int max14577_write_reg(struct regmap *map, u8 reg, u8 value)
{
return regmap_write(map, reg, value);
}
static inline int max14577_bulk_write(struct regmap *map, u8 reg, u8 *buf,
int count)
{
return regmap_bulk_write(map, reg, buf, count);
}
static inline int max14577_update_reg(struct regmap *map, u8 reg, u8 mask,
u8 val)
{
return regmap_update_bits(map, reg, mask, val);
}
#endif /* __MAX14577_PRIVATE_H__ */
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