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96463d855f
Use AXP2101's egauge battery percent level if available (hw4 units). If not available (_battery_level() will return -1 on hw1-hw3 units), fall back to voltage battery level. Also fix logic in axp2101_battery_status() Change-Id: Ic300418532dae6f7772fff8bf5e2b32516f3b973
213 lines
7.8 KiB
C
213 lines
7.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2021 Aidan MacDonald
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef __AXP_2101_H__
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#define __AXP_2101_H__
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#include "config.h"
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#include <stdbool.h>
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#include <stdint.h>
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/* ADC channels */
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#define AXP2101_ADC_VBAT_VOLTAGE 0
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#define AXP2101_ADC_VBUS_VOLTAGE 1
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#define AXP2101_ADC_VSYS_VOLTAGE 2
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#define AXP2101_ADC_TS_VOLTAGE 3
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#define AXP2101_ADC_DIE_TEMPERATURE 4
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#define AXP2101_NUM_ADC_CHANNELS 5
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/* ADC sampling rates */
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#define AXP2101_ADC_RATE_25HZ 0
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#define AXP2101_ADC_RATE_50HZ 1
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#define AXP2101_ADC_RATE_100HZ 2
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#define AXP2101_ADC_RATE_200HZ 3
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/* Return values of axp_battery_status() */
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#define AXP2101_BATT_DISCHARGING 0
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#define AXP2101_BATT_CHARGING 1
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#define AXP2101_BATT_FULL 2
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/* Bits returned by axp_input_status() */
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#define AXP2101_INPUT_AC (1 << 0)
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#define AXP2101_INPUT_USB (1 << 1)
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#define AXP2101_INPUT_BATTERY (1 << 2)
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#define AXP2101_INPUT_EXTERNAL (AXP_INPUT_AC|AXP_INPUT_USB)
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#define AXP2101_SUPPLY_DCDC1 0
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#define AXP2101_SUPPLY_DCDC2 1
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#define AXP2101_SUPPLY_DCDC3 2
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#define AXP2101_SUPPLY_DCDC4 3
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#define AXP2101_SUPPLY_DCDC5 4
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#define AXP2101_SUPPLY_ALDO1 5
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#define AXP2101_SUPPLY_ALDO2 6
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#define AXP2101_SUPPLY_ALDO3 7
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#define AXP2101_SUPPLY_ALDO4 8
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#define AXP2101_SUPPLY_BLDO1 9
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#define AXP2101_SUPPLY_BLDO2 10
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#define AXP2101_SUPPLY_DLDO1 11
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#define AXP2101_SUPPLY_DLDO2 12
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#define AXP2101_SUPPLY_VCPUS 13
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#define AXP2101_SUPPLY_RTCLDO1 14
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#define AXP2101_SUPPLY_RTCLDO2 15
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#define AXP2101_NUM_SUPPLIES 16
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/* Special values returned by axp_supply_get_voltage */
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#define AXP2101_SUPPLY_NOT_PRESENT INT_MIN
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#define AXP2101_SUPPLY_DISABLED (-1)
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/* AXP2101 registers */
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#define AXP2101_REG_PMU_STATUS1 0x00
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#define AXP2101_REG_PMU_STATUS2 0x01
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#define AXP2101_REG_DATA_BUFFER0 0x04
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#define AXP2101_REG_DATA_BUFFER1 0x05
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#define AXP2101_REG_DATA_BUFFER2 0x06
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#define AXP2101_REG_DATA_BUFFER3 0x07
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#define AXP2101_REG_PMUCOMMCONFIG 0x10
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#define AXP2101_REG_BATFET_CTRL 0x12
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#define AXP2101_REG_DIETEMPCTRL 0x13
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#define AXP2101_REG_MINSYSVOLTCTRL 0x14
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#define AXP2101_REG_INVOLTLIMITCTRL 0x15
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#define AXP2101_REG_INCURRLIMITCTRL 0x16
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#define AXP2101_REG_FUELGAUGERESET 0x17
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#define AXP2101_REG_PERIPHERALCTRL 0x18
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#define AXP2101_REG_WATCHDOGCTRL 0x19
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#define AXP2101_REG_LOWBATTWARN 0x1a
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#define AXP2101_REG_PWRONSTATUS 0x20
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#define AXP2101_REG_PWROFFSTATUS 0x21
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#define AXP2101_REG_PWROFFENABLE 0x22
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#define AXP2101_REG_PWROFF_DCDC_OVP_UVP 0x23
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#define AXP2101_REG_VSYSPWROFFTHRESH 0x24
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#define AXP2101_REG_PWROK_SETTING 0x25
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#define AXP2101_REG_SLEEPWAKE 0x26
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#define AXP2101_REG_LOGICTHRESH 0x27
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#define AXP2101_REG_FASTPWRON0 0x28
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#define AXP2101_REG_FASTPWRON1 0x29
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#define AXP2101_REG_FASTPWRON2 0x2a
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#define AXP2101_REG_FASTPWRON_CTRL 0x2b
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#define AXP2101_REG_ADCCHNENABLE 0x30
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#define AXP2101_REG_ADC_VBAT_H 0x34
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#define AXP2101_REG_ADC_VBAT_L 0x35
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#define AXP2101_REG_ADC_TS_H 0x36
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#define AXP2101_REG_ADC_TS_L 0x37
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#define AXP2101_REG_ADC_VBUS_H 0x38
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#define AXP2101_REG_ADC_VBUS_L 0x39
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#define AXP2101_REG_ADC_VSYS_H 0x3a
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#define AXP2101_REG_ADC_VSYS_L 0x3b
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#define AXP2101_REG_ADC_TDIE_H 0x3c
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#define AXP2101_REG_ADC_TDIE_L 0x3d
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#define AXP2101_REG_IRQEN0 0x40
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#define AXP2101_REG_IRQEN1 0x41
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#define AXP2101_REG_IRQEN2 0x42
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#define AXP2101_REG_IRQSTATUS0 0x48
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#define AXP2101_REG_IRQSTATUS1 0x49
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#define AXP2101_REG_IRQSTATUS2 0x4a
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#define AXP2101_REG_TSPINCTRL 0x50
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#define AXP2101_REG_TS_HYSL2H 0x52
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#define AXP2101_REG_TS_HYSH2L 0x53
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#define AXP2101_REG_VLTF_CHG 0x54
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#define AXP2101_REG_VHTF_CHG 0x55
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#define AXP2101_REG_VLTF_WORK 0x56
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#define AXP2101_REG_VHTF_WORK 0x57
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#define AXP2101_REG_JIETA_ENABLE 0x58
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#define AXP2101_REG_JIETA_SETTING0 0x59
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#define AXP2101_REG_JIETA_SETTING1 0x5a
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#define AXP2101_REG_JIETA_SETTING2 0x5b
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#define AXP2101_REG_IPRECHG_SETTING 0x61
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#define AXP2101_REG_ICC_SETTING 0x62
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#define AXP2101_REG_ITERM_SETTING 0x63
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#define AXP2101_REG_CV_SETTING 0x64
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#define AXP2101_REG_THERMREGTHRESH 0x65
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#define AXP2101_REG_CHARGETIMEOUT 0x67
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#define AXP2101_REG_BATTDETECTCTRL 0x68
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#define AXP2101_REG_CHGLED 0x69
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#define AXP2101_REG_BUTTONBAT 0x6a
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#define AXP2101_REG_DCDC_ONOFF 0x80
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#define AXP2101_REG_DCDC_FORCEPWM 0x81
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#define AXP2101_REG_DCDC0_VOLTAGE 0x82
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#define AXP2101_REG_DCDC1_VOLTAGE 0x83
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#define AXP2101_REG_DCDC2_VOLTAGE 0x84
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#define AXP2101_REG_DCDC3_VOLTAGE 0x85
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#define AXP2101_REG_DCDC4_VOLTAGE 0x86
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#define AXP2101_REG_LDO_ONOFF0 0x90
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#define AXP2101_REG_LDO_ONOFF1 0x91
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#define AXP2101_REG_LDO0_VOLTAGE 0x92
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#define AXP2101_REG_LDO1_VOLTAGE 0x93
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#define AXP2101_REG_LDO2_VOLTAGE 0x94
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#define AXP2101_REG_LDO3_VOLTAGE 0x94
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#define AXP2101_REG_LDO4_VOLTAGE 0x95
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#define AXP2101_REG_LDO5_VOLTAGE 0x96
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#define AXP2101_REG_LDO6_VOLTAGE 0x97
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#define AXP2101_REG_LDO7_VOLTAGE 0x98
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#define AXP2101_REG_LDO8_VOLTAGE 0x99
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#define AXP2101_REG_LDO9_VOLTAGE 0x9a
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#define AXP2101_REG_BATT_PARAMETER 0xa1
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#define AXP2101_REG_FUEL_GAUGE_CTRL 0xa2
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#define AXP2101_REG_BATT_PERCENTAGE 0xa4
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/* Must be called from power_init() to initialize the driver state */
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extern void axp2101_init(void);
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/* - axp_supply_set_voltage(): set a supply voltage to the given value
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* in millivolts. Pass a voltage of AXP_SUPPLY_DISABLED to shut off
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* the supply. Any invalid supply or voltage will make the call a no-op.
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*
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* - axp_supply_get_voltage() returns a supply voltage in millivolts.
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* If the supply is powered off, returns AXP_SUPPLY_DISABLED.
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* If the chip does not have the supply, returns AXP_SUPPLY_NOT_PRESENT.
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*/
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extern void axp2101_supply_set_voltage(int supply, int voltage);
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extern int axp2101_supply_get_voltage(int supply);
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/* Basic battery and power supply status */
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extern int axp2101_battery_status(void);
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extern int axp2101_input_status(void);
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/* ADC access -- ADCs which are not enabled will return INT_MIN if read.
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* The output of axp_adc_read() is normalized to appropriate units:
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*
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* - for voltages, the scale is millivolts
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* - for currents, the scale is milliamps
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* - for temperatures, the scale is tenths of a degree Celsius
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* - for power, the scale is microwatts
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*
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* See the comment in axp_adc_conv_raw() for raw value precision/scale.
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*/
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extern int axp2101_adc_read(int adc);
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extern int axp2101_adc_read_raw(int adc);
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extern int axp2101_adc_conv_raw(int adc, int value);
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extern void axp2101_adc_set_enabled(int adc_bits);
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extern int axp2101_adc_get_rate(void);
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extern int axp2101_egauge_read(void);
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/* Set/get maximum charging current in milliamps */
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extern void axp2101_set_charge_current(int current_mA);
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extern int axp2101_get_charge_current(void);
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/* Set the shutdown bit */
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extern void axp2101_power_off(void);
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/* Debug menu */
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extern bool axp2101_debug_menu(void);
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extern unsigned int axp2101_power_input_status(void);
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#endif /* __AXP_2101_H__ */
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