/* 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.
 */

#include "battery.h"
#include "battery_smart.h"
#include "charge_state.h"
#include "console.h"
#include "ec_commands.h"
#include "extpower.h"
#include "gpio.h"
#include "util.h"

/* Shutdown mode parameter to write to manufacturer access register */
#define SB_SHIP_MODE_REG	SB_MANUFACTURER_ACCESS
#define SB_SHUTDOWN_DATA        0x0010

static const struct battery_info info = {
	.voltage_max = 8800,
	.voltage_normal = 7700,
	.voltage_min = 6000,
	/* Pre-charge values. */
	.precharge_current = 256, /* 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,
};

const struct battery_info *battery_get_info(void)
{
	return &info;
}

int board_cut_off_battery(void)
{
	int rv;

	/* Ship mode command must be sent twice to take effect */
	rv = sb_write(SB_SHIP_MODE_REG, SB_SHUTDOWN_DATA);

	if (rv != EC_SUCCESS)
		return rv;

	return sb_write(SB_SHIP_MODE_REG, SB_SHUTDOWN_DATA);
}

/* TODO(b:66575472): Do we need to define functions like battery_is_present? */
