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/*
* include/linux/smb349-charger.h
*
* Battery charger driver interface for Summit SMB349
*
* Copyright (C) 2012 NVIDIA Corporation
*
* 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;
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
#ifndef __LINUX_SMB349_CHARGER_H
#define __LINUX_SMB349_CHARGER_H
#include <linux/regulator/machine.h>
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/usb/otg.h>
struct smb349_charger_platform_data {
int regulator_id;
int max_charge_volt_mV;
int max_charge_current_mA;
int charging_term_current_mA;
int num_consumer_supplies;
struct regulator_consumer_supply *consumer_supplies;
};
enum charging_states {
idle,
progress,
completed,
stopped,
};
enum charger_type {
NONE,
AC,
USB,
};
typedef void (*charging_callback_t)(enum charging_states state,
enum charger_type chrg_type, void *args);
struct smb349_charger {
struct i2c_client *client;
struct device *dev;
void *charger_cb_data;
enum charging_states state;
enum charger_type chrg_type;
charging_callback_t charger_cb;
struct regulator_dev *rdev;
struct regulator_desc reg_desc;
struct regulator_init_data reg_init_data;
};
int smb349_battery_online(void);
typedef void (*callback_t)(enum usb_otg_state to,
enum usb_otg_state from, void *args);
/*
* Register callback function for the client.
* Used by fuel-gauge driver to get battery charging properties.
*/
extern int register_callback(charging_callback_t cb, void *args);
extern int register_otg_callback(callback_t cb, void *args);
extern int update_charger_status(void);
#endif /*__LINUX_SMB349_CHARGER_H */
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