| /* |
| * include/linux/smb349-charger.h |
| * |
| * Battery charger driver interface for Summit SMB349 |
| * |
| * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. |
| * |
| * 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; |
| int otg_regulator_id; |
| int num_otg_consumer_supplies; |
| struct regulator_consumer_supply *otg_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; |
| |
| int is_otg_enabled; |
| struct regulator_dev *rdev; |
| struct regulator_desc reg_desc; |
| struct regulator_init_data reg_init_data; |
| struct regulator_dev *otg_rdev; |
| struct regulator_desc otg_reg_desc; |
| struct regulator_init_data otg_reg_init_data; |
| }; |
| |
| int smb349_battery_online(void); |
| /* |
| * 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 update_charger_status(void); |
| |
| #endif /*__LINUX_SMB349_CHARGER_H */ |