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Diffstat (limited to 'board/nightfury/battery.c')
| -rw-r--r-- | board/nightfury/battery.c | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/board/nightfury/battery.c b/board/nightfury/battery.c deleted file mode 100644 index a3b251229b..0000000000 --- a/board/nightfury/battery.c +++ /dev/null @@ -1,136 +0,0 @@ -/* Copyright 2020 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_fuel_gauge.h" -#include "charge_state.h" -#include "common.h" -#include "system.h" -#include "util.h" - -/* - * Battery info for all Nightfury battery types. Note that the fields - * start_charging_min/max and charging_min/max are not used for the charger. - * The effective temperature limits are given by discharging_min/max_c. - * - * Fuel Gauge (FG) parameters which are used for determining if the battery - * is connected, the appropriate ship mode (battery cutoff) command, and the - * charge/discharge FETs status. - * - * Ship mode (battery cutoff) requires 2 writes to the appropriate smart battery - * register. For some batteries, the charge/discharge FET bits are set when - * charging/discharging is active, in other types, these bits set mean that - * charging/discharging is disabled. Therefore, in addition to the mask for - * these bits, a disconnect value must be specified. Note that for TI fuel - * gauge, the charge/discharge FET status is found in Operation Status (0x54), - * but a read of Manufacturer Access (0x00) will return the lower 16 bits of - * Operation status which contains the FET status bits. - * - * The assumption for battery types supported is that the charge/discharge FET - * status can be read with a sb_read() command and therefore, only the register - * address, mask, and disconnect value need to be provided. - */ - -/* charging current is limited to 0.45C */ -#define CHARGING_CURRENT_45C 2804 - -const struct board_batt_params board_battery_info[] = { - /* Dyna Battery Information */ - [BATTERY_DYNA] = { - .fuel_gauge = { - .manuf_name = "Dyna", - .ship_mode = { - .reg_addr = 0x0, - .reg_data = { 0x10, 0x10 }, - }, - .fet = { - .reg_addr = 0x0, - .reg_mask = 0x2000, - .disconnect_val = 0x2000, - } - }, - .batt_info = { - .voltage_max = 8700, - .voltage_normal = 7600, /* mV */ - .voltage_min = 6000, /* mV */ - .precharge_current = 150, /* mA */ - .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, - }, - }, - [BATTERY_SDI] = { - .fuel_gauge = { - .manuf_name = "SDI", - .device_name = "4404D57", - .ship_mode = { - .reg_addr = 0x00, - .reg_data = { 0x0010, 0x0010 }, - }, - .fet = { - .mfgacc_support = 0, - .reg_addr = 0x00, - .reg_mask = 0xc000, - .disconnect_val = 0x8000, - } - }, - .batt_info = { - .voltage_max = 8800, - .voltage_normal = 7700, /* mV */ - .voltage_min = 6000, /* mV */ - .precharge_current = 200, /* mA */ - .start_charging_min_c = 0, - .start_charging_max_c = 45, - .charging_min_c = 0, - .charging_max_c = 55, - .discharging_min_c = -20, - .discharging_max_c = 70, - }, - }, -}; -BUILD_ASSERT(ARRAY_SIZE(board_battery_info) == BATTERY_TYPE_COUNT); - -const enum battery_type DEFAULT_BATTERY_TYPE = BATTERY_SDI; - -enum battery_present variant_battery_present(void) -{ - /* - * For board version 1, there is a known issue with battery present - * signal. So, always return BP_YES indicating battery is - * present. battery_status() later should fail to talk to the battery in - * case the battery is not really present. - */ - return BP_YES; -} - -int charger_profile_override(struct charge_state_data *curr) -{ - if(chipset_in_state(CHIPSET_STATE_ANY_OFF)) - return 0; - - if(curr->requested_current > CHARGING_CURRENT_45C) - curr->requested_current = CHARGING_CURRENT_45C; - - return 0; -} - -/* Customs options controllable by host command. */ -#define PARAM_FASTCHARGE (CS_PARAM_CUSTOM_PROFILE_MIN + 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; -} |