src/main/target/NAZE/initialisation.c

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <stdbool.h>
  22 #include <stdint.h>
  23
  24 #include "platform.h"
  25
  26 #include "drivers/bus.h"
  27 #include "drivers/bus_i2c.h"
  28 #include "drivers/bus_spi.h"
  29
  30 #include "hardware_revision.h"
  31
  32 #include "io/serial.h"
  33
  34 #include "pg/bus_i2c.h"
  35 #include "pg/bus_spi.h"
  36
  37 #include "sensors/initialisation.h"
  38
  39 void targetBusInit(void)
  40 {
  41 #ifdef USE_SPI
  42     spiPinConfigure(spiPinConfig(0));
  43     sensorsPreInit();
  44     spiPreinit();
  45 #ifdef USE_SPI_DEVICE_2
  46     spiInit(SPIDEV_2, false); // Leading edge not required for legacy sensors
  47 #endif
  48 #endif
  49
  50     if (hardwareRevision == NAZE32_SP) {
  51         serialRemovePort(SERIAL_PORT_SOFTSERIAL2);
  52
  53         if (!doesConfigurationUsePort(SERIAL_PORT_USART3)) {
  54             serialRemovePort(SERIAL_PORT_USART3);
  55             i2cHardwareConfigure(i2cConfig(0));
  56             i2cInit(I2C_DEVICE);
  57         }
  58     } else {
  59         i2cHardwareConfigure(i2cConfig(0));
  60         i2cInit(I2C_DEVICE);
  61     }
  62 }