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/*
* max8997.h - Driver for the Maxim 8997/8966
*
* Copyright (C) 2009-2010 Samsung Electrnoics
* MyungJoo Ham <myungjoo.ham@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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* This driver is based on max8998.h
*
* MAX8997 has PMIC, MUIC, HAPTIC, RTC, FLASH, and Fuel Gauge devices.
* Except Fuel Gauge, every device shares the same I2C bus and included in
* this mfd driver. Although the fuel gauge is included in the chip, it is
* excluded from the driver because a) it has a different I2C bus from
* others and b) it can be enabled simply by using MAX17042 driver.
*/
#ifndef __LINUX_MFD_MAX8998_H
#define __LINUX_MFD_MAX8998_H
#include <linux/regulator/consumer.h>
/* MAX8997/8966 regulator IDs */
enum max8998_regulators {
MAX8997_LDO1 = 0,
MAX8997_LDO2,
MAX8997_LDO3,
MAX8997_LDO4,
MAX8997_LDO5,
MAX8997_LDO6,
MAX8997_LDO7,
MAX8997_LDO8,
MAX8997_LDO9,
MAX8997_LDO10,
MAX8997_LDO11,
MAX8997_LDO12,
MAX8997_LDO13,
MAX8997_LDO14,
MAX8997_LDO15,
MAX8997_LDO16,
MAX8997_LDO17,
MAX8997_LDO18,
MAX8997_LDO21,
MAX8997_BUCK1,
MAX8997_BUCK2,
MAX8997_BUCK3,
MAX8997_BUCK4,
MAX8997_BUCK5,
MAX8997_BUCK6,
MAX8997_BUCK7,
MAX8997_EN32KHZ_AP,
MAX8997_EN32KHZ_CP,
MAX8997_ENVICHG,
MAX8997_ESAFEOUT1,
MAX8997_ESAFEOUT2,
MAX8997_CHARGER_CV, /* control MBCCV of MBCCTRL3 */
MAX8997_CHARGER, /* charger current, MBCCTRL4 */
MAX8997_CHARGER_TOPOFF, /* MBCCTRL5 */
MAX8997_REG_MAX,
};
struct max8997_regulator_data {
int id;
struct regulator_init_data *initdata;
struct device_node *reg_node;
};
struct max8997_muic_reg_data {
u8 addr;
u8 data;
};
/**
* struct max8997_muic_platform_data
* @init_data: array of max8997_muic_reg_data
* used for initializing registers of MAX8997 MUIC device
* @num_init_data: array size of init_data
*/
struct max8997_muic_platform_data {
struct max8997_muic_reg_data *init_data;
int num_init_data;
/* Check cable state after certain delay */
int detcable_delay_ms;
/*
* Default usb/uart path whether UART/USB or AUX_UART/AUX_USB
* h/w path of COMP2/COMN1 on CONTROL1 register.
*/
int path_usb;
int path_uart;
};
enum max8997_haptic_motor_type {
MAX8997_HAPTIC_ERM,
MAX8997_HAPTIC_LRA,
};
enum max8997_haptic_pulse_mode {
MAX8997_EXTERNAL_MODE,
MAX8997_INTERNAL_MODE,
};
enum max8997_haptic_pwm_divisor {
MAX8997_PWM_DIVISOR_32,
MAX8997_PWM_DIVISOR_64,
MAX8997_PWM_DIVISOR_128,
MAX8997_PWM_DIVISOR_256,
};
/**
* max8997_haptic_platform_data
* @pwm_channel_id: channel number of PWM device
* valid for MAX8997_EXTERNAL_MODE
* @pwm_period: period in nano second for PWM device
* valid for MAX8997_EXTERNAL_MODE
* @type: motor type
* @mode: pulse mode
* MAX8997_EXTERNAL_MODE: external PWM device is used to control motor
* MAX8997_INTERNAL_MODE: internal pulse generator is used to control motor
* @pwm_divisor: divisor for external PWM device
* @internal_mode_pattern: internal mode pattern for internal mode
* [0 - 3]: valid pattern number
* @pattern_cycle: the number of cycles of the waveform
* for the internal mode pattern
* [0 - 15]: available cycles
* @pattern_signal_period: period of the waveform for the internal mode pattern
* [0 - 255]: available period
*/
struct max8997_haptic_platform_data {
unsigned int pwm_channel_id;
unsigned int pwm_period;
enum max8997_haptic_motor_type type;
enum max8997_haptic_pulse_mode mode;
enum max8997_haptic_pwm_divisor pwm_divisor;
unsigned int internal_mode_pattern;
unsigned int pattern_cycle;
unsigned int pattern_signal_period;
};
enum max8997_led_mode {
MAX8997_NONE,
MAX8997_FLASH_MODE,
MAX8997_MOVIE_MODE,
MAX8997_FLASH_PIN_CONTROL_MODE,
MAX8997_MOVIE_PIN_CONTROL_MODE,
};
/**
* struct max8997_led_platform_data
* The number of LED devices for MAX8997 is two
* @mode: LED mode for each LED device
* @brightness: initial brightness for each LED device
* range:
* [0 - 31]: MAX8997_FLASH_MODE and MAX8997_FLASH_PIN_CONTROL_MODE
* [0 - 15]: MAX8997_MOVIE_MODE and MAX8997_MOVIE_PIN_CONTROL_MODE
*/
struct max8997_led_platform_data {
enum max8997_led_mode mode[2];
u8 brightness[2];
};
struct max8997_platform_data {
/* IRQ */
int ono;
int wakeup;
/* ---- PMIC ---- */
struct max8997_regulator_data *regulators;
int num_regulators;
/*
* SET1~3 DVS GPIOs control Buck1, 2, and 5 simultaneously. Therefore,
* With buckx_gpiodvs enabled, the buckx cannot be controlled
* independently. To control buckx (of 1, 2, and 5) independently,
* disable buckx_gpiodvs and control with BUCKxDVS1 register.
*
* When buckx_gpiodvs and bucky_gpiodvs are both enabled, set_voltage
* on buckx will change the voltage of bucky at the same time.
*
*/
bool ignore_gpiodvs_side_effect;
int buck125_gpios[3]; /* GPIO of [0]SET1, [1]SET2, [2]SET3 */
int buck125_default_idx; /* Default value of SET1, 2, 3 */
unsigned int buck1_voltage[8]; /* buckx_voltage in uV */
bool buck1_gpiodvs;
unsigned int buck2_voltage[8];
bool buck2_gpiodvs;
unsigned int buck5_voltage[8];
bool buck5_gpiodvs;
/* ---- Charger control ---- */
/* eoc stands for 'end of charge' */
int eoc_mA; /* 50 ~ 200mA by 10mA step */
/* charge Full Timeout */
int timeout; /* 0 (no timeout), 5, 6, 7 hours */
/* ---- MUIC ---- */
struct max8997_muic_platform_data *muic_pdata;
/* ---- HAPTIC ---- */
struct max8997_haptic_platform_data *haptic_pdata;
/* RTC: Not implemented */
/* ---- LED ---- */
struct max8997_led_platform_data *led_pdata;
};
#endif /* __LINUX_MFD_MAX8998_H */
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