diff options
Diffstat (limited to 'baseboard/kukui/battery_mm8013.c')
-rw-r--r-- | baseboard/kukui/battery_mm8013.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/baseboard/kukui/battery_mm8013.c b/baseboard/kukui/battery_mm8013.c deleted file mode 100644 index e7f422e561..0000000000 --- a/baseboard/kukui/battery_mm8013.c +++ /dev/null @@ -1,141 +0,0 @@ -/* Copyright 2018 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. - * - * Battery pack vendor provided charging profile - */ - -#include "battery.h" -#include "charge_state.h" -#include "charger_mt6370.h" -#include "console.h" -#include "driver/tcpm/mt6370.h" -#include "ec_commands.h" -#include "util.h" - -#define TEMP_OUT_OF_RANGE TEMP_ZONE_COUNT - -#define BATT_ID 0 - -#define BATTERY_SCUD_CHARGE_MIN_TEMP 0 -#define BATTERY_SCUD_CHARGE_MAX_TEMP 50 - -#define BAT_LEVEL_PD_LIMIT 85 - -#define CPRINTS(format, args...) cprints(CC_CHARGER, format, ## args) - -enum battery_type { - BATTERY_SCUD = 0, - BATTERY_COUNT -}; - -static const struct battery_info info[] = { - [BATTERY_SCUD] = { - .voltage_max = 4400, - .voltage_normal = 3850, - .voltage_min = 3000, - .precharge_voltage = 3400, - .precharge_current = 256, - .start_charging_min_c = 0, - .start_charging_max_c = 45, - .charging_min_c = 0, - .charging_max_c = 50, - .discharging_min_c = -20, - .discharging_max_c = 59, - }, -}; - -const struct battery_info *battery_get_info(void) -{ - return &info[BATT_ID]; -} - -enum battery_disconnect_state battery_get_disconnect_state(void) -{ - if (battery_is_present() == BP_YES) - return BATTERY_NOT_DISCONNECTED; - return BATTERY_DISCONNECTED; -} - -int charger_profile_override(struct charge_state_data *curr) -{ - /* battery temp in 0.1 deg C */ - int bat_temp_c = curr->batt.temperature - 2731; - /* - * Keep track of battery temperature range: - * - * ZONE_0 ZONE_1 ZONE_2 - * -----+--------+--------+------------+----- Temperature (C) - * t0 t1 t2 t3 - */ - enum { - TEMP_ZONE_0, /* t0 < bat_temp_c <= t1 */ - TEMP_ZONE_1, /* t1 < bat_temp_c <= t2 */ - TEMP_ZONE_2, /* t2 < bat_temp_c <= t3 */ - TEMP_ZONE_COUNT - } temp_zone; - - static struct { - int temp_min; /* 0.1 deg C */ - int temp_max; /* 0.1 deg C */ - int desired_current; /* mA */ - int desired_voltage; /* mV */ - } temp_zones[BATTERY_COUNT][TEMP_ZONE_COUNT] = { - [BATTERY_SCUD] = { - /* TEMP_ZONE_0 */ - {BATTERY_SCUD_CHARGE_MIN_TEMP * 10, 150, 1400, 4400}, - /* TEMP_ZONE_1 */ - {150, 450, 3500, 4400}, - /* TEMP_ZONE_2 */ - {450, BATTERY_SCUD_CHARGE_MAX_TEMP * 10, 3500, 4200}, - }, - }; - BUILD_ASSERT(ARRAY_SIZE(temp_zones[0]) == TEMP_ZONE_COUNT); - BUILD_ASSERT(ARRAY_SIZE(temp_zones) == BATTERY_COUNT); - - if ((curr->batt.flags & BATT_FLAG_BAD_TEMPERATURE) || - (bat_temp_c < temp_zones[BATT_ID][0].temp_min) || - (bat_temp_c >= temp_zones[BATT_ID][TEMP_ZONE_COUNT - 1].temp_max)) - temp_zone = TEMP_OUT_OF_RANGE; - else { - for (temp_zone = 0; temp_zone < TEMP_ZONE_COUNT; temp_zone++) { - if (bat_temp_c < - temp_zones[BATT_ID][temp_zone].temp_max) - break; - } - } - - switch (temp_zone) { - case TEMP_ZONE_0: - case TEMP_ZONE_1: - case TEMP_ZONE_2: - curr->requested_current = - temp_zones[BATT_ID][temp_zone].desired_current; - curr->requested_voltage = - temp_zones[BATT_ID][temp_zone].desired_voltage; - break; - case TEMP_OUT_OF_RANGE: - curr->requested_current = curr->requested_voltage = 0; - curr->batt.flags &= ~BATT_FLAG_WANT_CHARGE; - curr->state = ST_IDLE; - break; - } - -#ifdef VARIANT_KUKUI_CHARGER_MT6370 - mt6370_charger_profile_override(curr); -#endif /* CONFIG_CHARGER_MT6370 */ - - 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; -} |