diff options
Diffstat (limited to 'include/linux/power/smb328_charger.h')
| -rw-r--r-- | include/linux/power/smb328_charger.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/include/linux/power/smb328_charger.h b/include/linux/power/smb328_charger.h new file mode 100644 index 0000000..c72e9f9 --- /dev/null +++ b/include/linux/power/smb328_charger.h @@ -0,0 +1,104 @@ +/* + * Copyright (C) 2011 Samsung Electronics + * Ikkeun Kim <iks.kim@samsung.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 __SMB328_CHARGER_H_ +#define __SMB328_CHARGER_H_ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/platform_device.h> +#include <linux/err.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/i2c.h> +#include <linux/power_supply.h> +#include <linux/slab.h> +#include <plat/gpio-cfg.h> +#include <linux/power/sec_battery_u1.h> + +/* Slave address */ +#define SMB328_SLAVE_ADDR 0x69 + +/* Register define */ +#define SMB328A_INPUT_AND_CHARGE_CURRENTS 0x00 +#define SMB328A_CURRENT_TERMINATION 0x01 +#define SMB328A_FLOAT_VOLTAGE 0x02 +#define SMB328A_FUNCTION_CONTROL_A1 0x03 +#define SMB328A_FUNCTION_CONTROL_A2 0x04 +#define SMB328A_FUNCTION_CONTROL_B 0x05 +#define SMB328A_OTG_PWR_AND_LDO_CONTROL 0x06 +#define SMB328A_VARIOUS_CONTROL_FUNCTION_A 0x07 +#define SMB328A_CELL_TEMPERATURE_MONITOR 0x08 +#define SMB328A_INTERRUPT_SIGNAL_SELECTION 0x09 +#define SMB328A_I2C_BUS_SLAVE_ADDRESS 0x0A + +#define SMB328A_CLEAR_IRQ 0x30 +#define SMB328A_COMMAND 0x31 +#define SMB328A_INTERRUPT_STATUS_A 0x32 +#define SMB328A_BATTERY_CHARGING_STATUS_A 0x33 +#define SMB328A_INTERRUPT_STATUS_B 0x34 +#define SMB328A_BATTERY_CHARGING_STATUS_B 0x35 +#define SMB328A_BATTERY_CHARGING_STATUS_C 0x36 +#define SMB328A_INTERRUPT_STATUS_C 0x37 +#define SMB328A_BATTERY_CHARGING_STATUS_D 0x38 +#define SMB328A_AUTOMATIC_INPUT_CURRENT_LIMMIT_STATUS 0x39 + +/* fast charging current defines */ +#define FAST_500mA 500 +#define FAST_600mA 600 +#define FAST_700mA 700 +#define FAST_800mA 800 +#define FAST_900mA 900 +#define FAST_1000mA 1000 +#define FAST_1100mA 1100 +#define FAST_1200mA 1200 + +/* input current limit defines */ +#define ICL_275mA 275 +#define ICL_450mA 450 +#define ICL_600mA 600 +#define ICL_700mA 700 +#define ICL_800mA 800 +#define ICL_900mA 900 +#define ICL_1000mA 1000 +#define ICL_1100mA 1100 +#define ICL_1200mA 1200 + +static enum power_supply_property smb328_charger_props[] = { + POWER_SUPPLY_PROP_CHARGE_TYPE, + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_ONLINE, + POWER_SUPPLY_PROP_CURRENT_NOW, +}; + +struct smb328_platform_data { + int (*topoff_cb)(void); +#if defined(CONFIG_MACH_Q1_CHN) && defined(CONFIG_SMB328_CHARGER) + int (*ovp_cb)(bool); +#endif + void (*set_charger_name)(void); + int gpio_chg_en; + int gpio_otg_en; + int gpio_chg_ing; + int gpio_ta_nconnected; +}; + +struct smb328_chip { + struct i2c_client *client; + struct power_supply charger; + struct smb328_platform_data *pdata; + + bool is_otg; + bool is_enable; + int cable_type; +}; + +#endif |