mirror of
https://github.com/betaflight/betaflight.git
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57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/*
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* This file is part of Betaflight.
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*
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* Cleanflight and Betaflight are free software. You can redistribute
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* this software and/or modify this software under the terms of the
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* GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option)
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* any later version.
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*
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* Cleanflight and Betaflight are distributed in the hope that they
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* will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software.
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*
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdint.h>
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#include "platform.h"
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#ifdef USE_PIN_PULL_UP_DOWN
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#include "build/debug.h"
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#include "drivers/io.h"
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#include "pg/pin_pull_up_down.h"
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#include "pin_pull_up_down.h"
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static void initPin(const pinPullUpDownConfig_t* config, resourceOwner_e owner, uint8_t index)
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{
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IO_t io = IOGetByTag(config->ioTag);
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if (!io) {
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return;
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}
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IOInit(io, owner, RESOURCE_INDEX(index));
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if (owner == OWNER_PULLUP) {
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IOConfigGPIO(io, IOCFG_IPU);
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} else if (owner == OWNER_PULLDOWN) {
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IOConfigGPIO(io, IOCFG_IPD);
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}
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}
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void pinPullupPulldownInit(void)
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{
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for (uint8_t i = 0; i < PIN_PULL_UP_DOWN_COUNT; i++) {
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initPin(pinPullupConfig(i), OWNER_PULLUP, i);
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initPin(pinPulldownConfig(i), OWNER_PULLDOWN, i);
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}
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}
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#endif
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