src/main/target/DALRCF722DUAL/hardware_setup.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdbool.h>
  19 #include <stdint.h>
  20 #include "platform.h"
  21
  22 #include "drivers/io_impl.h"
  23
  24 #ifdef USE_HARDWARE_PREBOOT_SETUP
  25
  26
  27 void initialisePreBootHardware(void)
  28 {
  29     //DALRC F722 have dual GYRO:mpu6000 and icm20602,they use same SPI but different CS pin.Just use mpu6000 for INAV.
  30     //So set icm20602 CS pin high to block icm20602 SPI .
  31     IOInit(DEFIO_IO(PA4), OWNER_SYSTEM, RESOURCE_OUTPUT, 0);
  32     IOConfigGPIO(DEFIO_IO(PA4), IOCFG_OUT_PP);
  33     IOHi(DEFIO_IO(PA4));
  34 }
  35 #endif
  36
  37