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-rw-r--r--board/glkrvp/battery.c241
1 files changed, 0 insertions, 241 deletions
diff --git a/board/glkrvp/battery.c b/board/glkrvp/battery.c
deleted file mode 100644
index cccf3c1016..0000000000
--- a/board/glkrvp/battery.c
+++ /dev/null
@@ -1,241 +0,0 @@
-/* Copyright 2017 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 "charger_profile_override.h"
-#include "console.h"
-#include "pca9555.h"
-#include "util.h"
-
-#define CPRINTS(format, args...) cprints(CC_CHARGER, format, ## args)
-
-#define I2C_PORT_PCA555_BATT_PRESENT_GPIO NPCX_I2C_PORT0_0
-#define I2C_ADDR_PCA555_BATT_PRESENT_GPIO_FLAGS 0x21
-#define PCA555_BATT_PRESENT_GPIO_READ(reg, data) \
- pca9555_read(I2C_PORT_PCA555_BATT_PRESENT_GPIO, \
- I2C_ADDR_PCA555_BATT_PRESENT_GPIO_FLAGS, (reg), (data))
-
-/* Shutdown mode parameter to write to manufacturer access register */
-#define SB_SHUTDOWN_DATA 0x0010
-
-enum fast_chg_voltage_ranges {
- VOLTAGE_RANGE_0,
- VOLTAGE_RANGE_1,
- VOLTAGE_RANGE_2,
-};
-
-enum temp_range {
- TEMP_RANGE_0,
- TEMP_RANGE_1,
- TEMP_RANGE_2,
- TEMP_RANGE_3,
- TEMP_RANGE_4,
- TEMP_RANGE_5,
-};
-
-/* keep track of previous charge profile info */
-static const struct fast_charge_profile *prev_chg_profile_info;
-
-/* SMP-CA-445 battery & BQ30Z554 fuel gauge */
-static const struct battery_info batt_info_smp_ca445 = {
- .voltage_max = 8700, /* mV */
- .voltage_normal = 7600,
-
- /*
- * Actual value 6000mV, added 100mV for charger accuracy so that
- * unwanted low VSYS_Prochot# assertion can be avoided.
- */
- .voltage_min = 6100,
- .precharge_current = 150, /* mA */
- .start_charging_min_c = 0,
- .start_charging_max_c = 45,
- .charging_min_c = 0,
- .charging_max_c = 45,
- .discharging_min_c = -20,
- .discharging_max_c = 60,
-};
-
-const struct battery_info *battery_get_info(void)
-{
- static struct battery_info batt_info;
-
- if (battery_is_present() == BP_YES)
- return &batt_info_smp_ca445;
-
- /*
- * In no battery condition, to avoid voltage drop on VBATA set
- * the battery minimum voltage to the battery maximum voltage.
- */
-
- batt_info = batt_info_smp_ca445;
- batt_info.voltage_min = batt_info.voltage_max;
-
- return &batt_info;
-}
-
-static const struct fast_charge_profile fast_charge_smp_ca445_info[] = {
- /* < 0C */
- [TEMP_RANGE_0] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(-1),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 0,
- [VOLTAGE_RANGE_1] = 0,
- [VOLTAGE_RANGE_2] = 0,
- },
- },
-
- /* 0C >= && <=15C */
- [TEMP_RANGE_1] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(15),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 890,
- [VOLTAGE_RANGE_1] = 445,
- [VOLTAGE_RANGE_2] = 445,
- },
- },
-
- /* 15C > && <=20C */
- [TEMP_RANGE_2] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(20),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 1335,
- [VOLTAGE_RANGE_1] = 1335,
- [VOLTAGE_RANGE_2] = 1335,
- },
- },
-
- /* 20C > && <=45C */
- [TEMP_RANGE_3] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(45),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 2225,
- [VOLTAGE_RANGE_1] = 2225,
- [VOLTAGE_RANGE_2] = 2225,
- },
- },
-
- /* 45C > && <=55C */
- [TEMP_RANGE_4] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(55),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 1335,
- [VOLTAGE_RANGE_1] = 1335,
- [VOLTAGE_RANGE_2] = 0,
- },
- },
-
- /* > 55C */
- [TEMP_RANGE_5] = {
- .temp_c = TEMPC_TENTHS_OF_DEG(CHARGER_PROF_TEMP_C_LAST_RANGE),
- .current_mA = {
- [VOLTAGE_RANGE_0] = 0,
- [VOLTAGE_RANGE_1] = 0,
- [VOLTAGE_RANGE_2] = 0,
- },
- },
-};
-
-static const struct fast_charge_params fast_chg_params_smp_ca445 = {
- .total_temp_ranges = ARRAY_SIZE(fast_charge_smp_ca445_info),
- .default_temp_range_profile = TEMP_RANGE_3,
- .voltage_mV = {
- [VOLTAGE_RANGE_0] = 8000,
- [VOLTAGE_RANGE_1] = 8200,
- [VOLTAGE_RANGE_2] = CHARGER_PROF_VOLTAGE_MV_LAST_RANGE,
- },
- .chg_profile_info = &fast_charge_smp_ca445_info[0],
-};
-
-/*
- * This can override the smart battery's charging profile. To make a change,
- * modify one or more of requested_voltage, requested_current, or state.
- * Leave everything else unchanged.
- *
- * Return the next poll period in usec, or zero to use the default (which is
- * state dependent).
- */
-int charger_profile_override(struct charge_state_data *curr)
-{
- /*
- * If battery present and not in cut off and almost full
- * then if it does not want charge then discharge on AC
- */
- if ((battery_is_present() == BP_YES) &&
- !(curr->batt.flags & BATT_FLAG_WANT_CHARGE) &&
- (curr->batt.status & STATUS_FULLY_CHARGED)) {
- charger_discharge_on_ac(1);
- curr->state = ST_DISCHARGE;
- return 0;
- }
-
- charger_discharge_on_ac(0);
-
- return charger_profile_override_common(curr,
- &fast_chg_params_smp_ca445,
- &prev_chg_profile_info,
- batt_info_smp_ca445.voltage_max);
-}
-
-int board_cut_off_battery(void)
-{
- int rv;
-
- /* Ship mode command must be sent twice to take effect */
- rv = sb_write(SB_MANUFACTURER_ACCESS, SB_SHUTDOWN_DATA);
- if (rv != EC_SUCCESS)
- return rv;
-
- return sb_write(SB_MANUFACTURER_ACCESS, SB_SHUTDOWN_DATA);
-}
-
-static inline int batt_smp_cos4870_is_initialized(void)
-{
- int batt_status;
-
- return battery_status(&batt_status) ? 0 :
- batt_status & STATUS_INITIALIZED;
-}
-
-enum battery_present battery_hw_present(void)
-{
- int data;
- int rv;
-
- rv = PCA555_BATT_PRESENT_GPIO_READ(PCA9555_CMD_INPUT_PORT_0, &data);
-
- /* GPIO is low when the battery is physically present */
- return rv || (data & PCA9555_IO_5) ? BP_NO : BP_YES;
-}
-
-/*
- * Physical detection of battery.
- */
-enum battery_present battery_is_present(void)
-{
- static enum battery_present batt_pres_prev = BP_NOT_SURE;
- enum battery_present batt_pres;
-
- /* Get the physical hardware status */
- batt_pres = battery_hw_present();
-
- /*
- * Make sure battery status is implemented, I2C transactions are
- * success & the battery status is Initialized to find out if it
- * is a working battery and it is not in the cut-off mode.
- *
- * FETs are turned off after Power Shutdown time.
- * The device will wake up when a voltage is applied to PACK.
- * Battery status will be inactive until it is initialized.
- */
- if (batt_pres == BP_YES && batt_pres_prev != batt_pres &&
- !battery_is_cut_off() && !batt_smp_cos4870_is_initialized())
- batt_pres = BP_NO;
-
- batt_pres_prev = batt_pres;
-
- return batt_pres;
-}
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