diff options
Diffstat (limited to 'baseboard/kukui/battery_max17055.c')
| -rw-r--r-- | baseboard/kukui/battery_max17055.c | 188 |
1 files changed, 0 insertions, 188 deletions
diff --git a/baseboard/kukui/battery_max17055.c b/baseboard/kukui/battery_max17055.c deleted file mode 100644 index 6247f665aa..0000000000 --- a/baseboard/kukui/battery_max17055.c +++ /dev/null @@ -1,188 +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/battery/max17055.h" -#include "ec_commands.h" -#include "util.h" - -#define TEMP_OUT_OF_RANGE TEMP_ZONE_COUNT - -#define BATT_ID 0 - -#define BATTERY_SIMPLO_CHARGE_MIN_TEMP 0 -#define BATTERY_SIMPLO_CHARGE_MAX_TEMP 60 - -#define CPRINTS(format, args...) cprints(CC_CHARGER, format, ## args) - -enum battery_type { - BATTERY_SIMPLO = 0, - BATTERY_COUNT -}; - -static const struct battery_info info[] = { - [BATTERY_SIMPLO] = { - .voltage_max = 4400, - .voltage_normal = 3860, - .voltage_min = 3000, - .precharge_current = 256, - .start_charging_min_c = 0, - .start_charging_max_c = 45, - .charging_min_c = 0, - .charging_max_c = 60, - .discharging_min_c = -20, - .discharging_max_c = 60, - }, -}; - -static const struct max17055_batt_profile batt_profile[] = { - [BATTERY_SIMPLO] = { - .is_ez_config = 1, - .design_cap = MAX17055_DESIGNCAP_REG(6910), - .ichg_term = MAX17055_ICHGTERM_REG(235), - .v_empty_detect = MAX17055_VEMPTY_REG(3000, 3600), - }, -}; - -static const struct max17055_alert_profile alert_profile[] = { - [BATTERY_SIMPLO] = { - .v_alert_mxmn = VALRT_DISABLE, - .t_alert_mxmn = MAX17055_TALRTTH_REG( - BATTERY_SIMPLO_CHARGE_MAX_TEMP, - BATTERY_SIMPLO_CHARGE_MIN_TEMP), - .s_alert_mxmn = SALRT_DISABLE, - .i_alert_mxmn = IALRT_DISABLE, - }, -}; - -const struct max17055_batt_profile *max17055_get_batt_profile(void) -{ - return &batt_profile[BATT_ID]; -} - -const struct max17055_alert_profile *max17055_get_alert_profile(void) -{ - return &alert_profile[BATT_ID]; -} - -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_3, /* t3 < bat_temp_c <= t4 */ - 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_SIMPLO] = { - /* Add a empty range here to avoid TEMP_ZONE_COUNT mismatch. */ - /* TEMP_ZONE_0 */ - {BATTERY_SIMPLO_CHARGE_MIN_TEMP * 10, - BATTERY_SIMPLO_CHARGE_MIN_TEMP * 10, 1772, 4376}, - /* TEMP_ZONE_1 */ - {BATTERY_SIMPLO_CHARGE_MIN_TEMP * 10, 150, 1772, 4376}, - /* TEMP_ZONE_2 */ - {150, 450, 4020, 4376}, - /* TEMP_ZONE_3 */ - {450, BATTERY_SIMPLO_CHARGE_MAX_TEMP * 10, 3350, 4300}, - }, - }; - BUILD_ASSERT(ARRAY_SIZE(temp_zones[BATT_ID]) == 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; - } - } - - if (curr->state != ST_CHARGE) - return 0; - - switch (temp_zone) { - case TEMP_ZONE_0: - case TEMP_ZONE_1: - case TEMP_ZONE_2: - case TEMP_ZONE_3: - 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; -} - -int get_battery_manufacturer_name(char *dest, int size) -{ - static const char * const name[] = { - [BATTERY_SIMPLO] = "SIMPLO", - }; - ASSERT(dest); - strzcpy(dest, name[BATT_ID], size); - return EC_SUCCESS; -} - |