AMiRo-OS

/*

AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.

Copyright (C) 2016..2019  Thomas Schöpping et al.

This program is free software: you can redistribute it and/or modify

it under the terms of the GNU Lesser General Public License as published by

the Free Software Foundation, either version 3 of the License, or

(at your option) any later version.

This program is distributed in the hope that it will be useful,

but WITHOUT ANY WARRANTY; without even the implied warranty of

MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License

along with this program.  If not, see <http://www.gnu.org/licenses/>.

*/

/**

 * @file    alld_bq241xx.c

 * @brief   Battery charger function implementations.

 *

 * @addtogroup lld_charger

 * @{

 */

#include <alld_bq241xx.h>

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/* LOCAL DEFINITIONS                                                          */

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/* EXPORTED VARIABLES                                                         */

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/* LOCAL TYPES                                                                */

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/* LOCAL VARIABLES                                                            */

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/* LOCAL FUNCTIONS                                                            */

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/* EXPORTED FUNCTIONS                                                         */

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/**

 * @brief Read the value of the POWER_EN Gpio pin.

 * @param[in]   tpsd        bq241xx driver

 * @param[out]  pinstate    current value of the gpio pin

 * @return                  An indicator whether the call was successfull

 */

apalExitStatus_t bq241xx_lld_get_enabled(const BQ241xxDriver* const bq241xx, bq241xx_lld_enable_t* const enable)

{

  apalDbgAssert(bq241xx != NULL);

  apalDbgAssert(enable != NULL);

  apalControlGpioState_t gpio_state;

  apalExitStatus_t status = apalControlGpioGet(bq241xx->gpio_enabled, &gpio_state);

  *enable = gpio_state == APAL_GPIO_ON ? BQ241xx_LLD_ENABLED : BQ241xx_LLD_DISABLED;

  return status;

}

/**

 * @brief Set the value of the POWER_EN Gpio pin.

 * @param[in]   tpsd        bq241xx driver

 * @param[in]   pinstate    new value of the gpio pin

 * @return                  An indicator whether the call was successfull

 */

apalExitStatus_t bq241xx_lld_set_enabled(const BQ241xxDriver* const bq241xx, const bq241xx_lld_enable_t enable)

{

  apalDbgAssert(bq241xx != NULL);

  return apalControlGpioSet(bq241xx->gpio_enabled, enable == BQ241xx_LLD_ENABLED ? APAL_GPIO_ON : APAL_GPIO_OFF);

}

/**

 * @brief Read the value of the STAT1 charge status Gpio pin.

 * @param[in]   tpsd        bq241xx driver

 * @param[out]  pinstate    current value of the gpio pin

 * @return                  An indicator whether the call was successfull

 */

apalExitStatus_t bq241xx_lld_get_charge_status(const BQ241xxDriver* const bq241xx, bq241xx_lld_charge_state_t* const charge)

{

  apalDbgAssert(bq241xx != NULL);

  apalDbgAssert(charge != NULL);

  apalControlGpioState_t gpio_state;

  apalExitStatus_t status = apalControlGpioGet(bq241xx->gpio_charge_status, &gpio_state);

  *charge = gpio_state == APAL_GPIO_ON ? BQ241xx_LLD_CHARGING : BQ241xx_LLD_NOT_CHARGING;

  return status;

}

/** @} */