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/* Copyright 2021 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "battery.h"
#include "battery_smart.h"
#include "battery_fuel_gauge.h"
#include "charge_state.h"
#include "chipset.h"
#include "gpio.h"
#include "temp_sensor.h"
#include "util.h"
const struct board_batt_params board_battery_info[] = {
[BATTERY_C235] = {
.fuel_gauge = {
.manuf_name = "AS3GWRc3KA",
.device_name = "C235-41",
.ship_mode = {
.reg_addr = 0x0,
.reg_data = { 0x10, 0x10 },
},
.fet = {
.reg_addr = 0x99,
.reg_mask = 0x0c,
.disconnect_val = 0x0c,
}
},
.batt_info = {
.voltage_max = 8800,
.voltage_normal = 7700,
.voltage_min = 6000,
.precharge_current = 256,
.start_charging_min_c = 0,
.start_charging_max_c = 45,
.charging_min_c = 0,
.charging_max_c = 60,
.discharging_min_c = 0,
.discharging_max_c = 60,
},
},
/* Panasonic AP1505L Battery Information */
[BATTERY_PANASONIC_AP15O5L] = {
.fuel_gauge = {
.manuf_name = "PANASONIC KT00305013",
.device_name = "AP15O5L",
.ship_mode = {
.reg_addr = 0x3A,
.reg_data = { 0xC574, 0xC574 },
},
.fet = {
.reg_addr = 0x0,
.reg_mask = 0x4000,
.disconnect_val = 0x0,
}
},
.batt_info = {
.voltage_max = 13200,
.voltage_normal = 11550, /* mV */
.voltage_min = 9000, /* mV */
.precharge_current = 256, /* mA */
.start_charging_min_c = 0,
.start_charging_max_c = 50,
.charging_min_c = 0,
.charging_max_c = 60,
.discharging_min_c = -20,
.discharging_max_c = 75,
},
},
};
BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT);
const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_PANASONIC_AP15O5L;
int charger_profile_override(struct charge_state_data *curr)
{
int charger_temp, charger_temp_c;
int on;
/* charge confrol if the system is on, otherwise turn it off */
on = chipset_in_state(CHIPSET_STATE_ON);
if (!on)
return 0;
/* charge control if outside of allowable temperature range */
if (curr->state == ST_CHARGE) {
temp_sensor_read(TEMP_SENSOR_CHARGER, &charger_temp);
charger_temp_c = K_TO_C(charger_temp);
if (charger_temp_c > 52)
curr->requested_current = MIN(curr->requested_current,
2200);
else if (charger_temp_c > 48)
curr->requested_current = MIN(curr->requested_current,
CONFIG_CHARGER_MAX_INPUT_CURRENT);
}
return 0;
}
enum ec_status charger_profile_override_get_param(uint32_t param,
uint32_t *value)
{
return EC_RES_INVALID_PARAM;
}
enum ec_status charger_profile_override_set_param(uint32_t param,
uint32_t value)
{
return EC_RES_INVALID_PARAM;
}
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