amiro-lld / drivers / LTC4412 / v1 / alld_LTC4412.c @ 23ab29c0
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/*
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AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
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Copyright (C) 2016..2019 Thomas Schöpping et al.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file alld_LTC4412.c
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* @brief PowerPath Controller function implementations
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*
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* @addtogroup lld_powerpath
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* @{
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*/
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#include <alld_LTC4412.h> |
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/******************************************************************************/
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/* LOCAL DEFINITIONS */
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/******************************************************************************/
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/******************************************************************************/
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/* EXPORTED VARIABLES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL TYPES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL VARIABLES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL FUNCTIONS */
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/******************************************************************************/
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/******************************************************************************/
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/* EXPORTED FUNCTIONS */
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/******************************************************************************/
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/**
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* @brief Read the value of the PATH_DCEN Gpio pin.
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* @param[in] tpsd ltc4412 drivers
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* @param[out] pinstate current value of the gpio pin
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* @return An indicator whether the call was successfull
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*/
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apalExitStatus_t ltc4412_lld_get_ctrl(const LTC4412Driver* const ltc4412, ltc4412_lld_ctrl_t* const ctrl) |
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{
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apalDbgAssert(ltc4412 != NULL);
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apalDbgAssert(ctrl != NULL);
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apalControlGpioState_t gpio_state; |
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apalExitStatus_t status = apalControlGpioGet(ltc4412->gpio_ctrl, &gpio_state); |
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*ctrl = gpio_state == APAL_GPIO_ON ? LTC4412_LLD_CTRL_ACTIVE : LTC4412_LLD_CTRL_INACTIVE; |
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return status;
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} |
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/**
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* @brief Set the value of the PATH_DCEN Gpio pin.
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* @param[in] tpsd ltc4412 drivers
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* @param[in] ctrl new value of the gpio pin
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* @return An indicator whether the call was successfull
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*/
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apalExitStatus_t ltc4412_lld_set_ctrl(const LTC4412Driver* const ltc4412, const ltc4412_lld_ctrl_t ctrl) |
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{
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apalDbgAssert(ltc4412 != NULL);
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return apalControlGpioSet(ltc4412->gpio_ctrl, ctrl == LTC4412_LLD_CTRL_ACTIVE ? APAL_GPIO_ON : APAL_GPIO_OFF);
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} |
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/**
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* @brief Read the value of the PATH_DCSTAT Gpio pin.
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* @param[in] tpsd ltc4412 drivers
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* @param[out] pinstate current value of the gpio pin
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* @return An indicator whether the call was successfull
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*/
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apalExitStatus_t ltc4412_lld_get_stat(const LTC4412Driver* const ltc4412, ltc4412_lld_stat_t* const stat) |
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{
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apalDbgAssert(ltc4412 != NULL);
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apalDbgAssert(stat != NULL);
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apalControlGpioState_t gpio_state; |
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apalExitStatus_t status = apalControlGpioGet(ltc4412->gpio_stat, &gpio_state); |
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*stat = gpio_state == APAL_GPIO_ON ? LTC4412_LLD_STAT_ACTIVE : LTC4412_LLD_STAT_INACTIVE; |
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return status;
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} |
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/** @} */
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