122 lines
3.8 KiB
C
122 lines
3.8 KiB
C
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/* Header file for Quanta I2C Battery Driver
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*
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* Copyright (C) 2009 Quanta Computer Inc.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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/*
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*
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* The Driver with I/O communications via the I2C Interface for ON2 of AP BU.
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* And it is only working on the nuvoTon WPCE775x Embedded Controller.
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*
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*/
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#ifndef __QCI_BATTERY_H__
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#define __QCI_BATTERY_H__
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#define BAT_I2C_ADDRESS 0x1A
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#define BATTERY_ID_NAME "qci-i2cbat"
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#define EC_FLAG_ADAPTER_IN 0x01
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#define EC_FLAG_POWER_ON 0x02
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#define EC_FLAG_ENTER_S3 0x04
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#define EC_FLAG_ENTER_S4 0x08
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#define EC_FLAG_IN_STANDBY 0x10
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#define EC_FLAG_SYSTEM_ON 0x20
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#define EC_FLAG_WAIT_HWPG 0x40
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#define EC_FLAG_S5_POWER_ON 0x80
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#define MAIN_BATTERY_STATUS_BAT_DISCHRG 0x01
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#define MAIN_BATTERY_STATUS_BAT_CHARGING 0x02
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#define MAIN_BATTERY_STATUS_BAT_ABNORMAL 0x04
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#define MAIN_BATTERY_STATUS_BAT_IN 0x08
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#define MAIN_BATTERY_STATUS_BAT_FULL 0x10
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#define MAIN_BATTERY_STATUS_BAT_LOW 0x20
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#define MAIN_BATTERY_STATUS_BAT_SMB_VALID 0x80
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#define CHG_STATUS_BAT_CHARGE 0x01
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#define CHG_STATUS_BAT_PRECHG 0x02
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#define CHG_STATUS_BAT_OVERTEMP 0x04
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#define CHG_STATUS_BAT_TYPE 0x08
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#define CHG_STATUS_BAT_GWROK 0x10
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#define CHG_STATUS_BAT_INCHARGE 0x20
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#define CHG_STATUS_BAT_WAKECHRG 0x40
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#define CHG_STATUS_BAT_CHGTIMEOUT 0x80
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#define EC_ADAPTER_PRESENT 0x1
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#define EC_BAT_PRESENT 0x1
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#define EC_ADAPTER_NOT_PRESENT 0x0
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#define EC_BAT_NOT_PRESENT 0x0
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#define ECRAM_POWER_SOURCE 0x40
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#define ECRAM_CHARGER_ALARM 0x42
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#define ECRAM_BATTERY_STATUS 0x82
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#define ECRAM_BATTERY_CURRENT_LSB 0x83
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#define ECRAM_BATTERY_CURRENT_MSB 0x84
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#define ECRAM_BATTERY_VOLTAGE_LSB 0x87
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#define ECRAM_BATTERY_VOLTAGE_MSB 0x88
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#define ECRAM_BATTERY_CAPACITY 0x89
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#define ECRAM_BATTERY_TEMP_LSB 0x8C
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#define ECRAM_BATTERY_TEMP_MSB 0x8D
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#define ECRAM_BATTERY_EVENTS 0x99
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#define EC_EVENT_BATTERY 0x01
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#define EC_EVENT_CHARGER 0x02
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#define EC_EVENT_AC 0x10
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#define EC_EVENT_TIMER 0x40
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/* smbus access */
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#define SMBUS_READ_BYTE_PRTCL 0x07
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#define SMBUS_READ_WORD_PRTCL 0x09
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#define SMBUS_READ_BLOCK_PRTCL 0x0B
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/* smbus status code */
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#define SMBUS_OK 0x00
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#define SMBUS_DONE 0x80
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#define SMBUS_ALARM 0x40
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#define SMBUS_UNKNOW_FAILURE 0x07
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#define SMBUS_DEVICE_NOACK 0x10
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#define SMBUS_DEVICE_ERROR 0x11
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#define SMBUS_UNKNOW_ERROR 0x13
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#define SMBUS_TIME_OUT 0x18
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#define SMBUS_BUSY 0x1A
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/* ec ram mapping */
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#define ECRAM_SMB_PRTCL 0
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#define ECRAM_SMB_STS 1
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#define ECRAM_SMB_ADDR 2
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#define ECRAM_SMB_CMD 3
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#define ECRAM_SMB_DATA_START 4
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#define ECRAM_SMB_DATA0 4
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#define ECRAM_SMB_DATA1 5
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#define ECRAM_SMB_BCNT 36
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#define ECRAM_SMB_ALARM_ADDR 37
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#define ECRAM_SMB_ALARM_DATA0 38
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#define ECRAM_SMB_ALARM_DATA1 39
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/* smart battery commands */
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#define BATTERY_SLAVE_ADDRESS 0x16
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#define BATTERY_FULL_CAPACITY 0x10
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#define BATTERY_AVERAGE_TIME_TO_EMPTY 0x12
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#define BATTERY_AVERAGE_TIME_TO_FULL 0x13
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#define BATTERY_CYCLE_COUNT 0x17
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#define BATTERY_DESIGN_CAPACITY 0x18
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#define BATTERY_DESIGN_VOLTAGE 0x19
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#define BATTERY_SERIAL_NUMBER 0x1C
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#define BATTERY_MANUFACTURE_NAME 0x20
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#define BATTERY_DEVICE_NAME 0x21
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/* alarm bit */
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#define ALARM_REMAIN_CAPACITY 0x02
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#define ALARM_OVER_TEMP 0x10
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#define ALARM_OVER_CHARGE 0x80
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#endif
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