spi com if basic verification complete

linux/spi/SpiComIF.h

@@ -4,6 +4,7 @@
 #include <fsfw/devicehandlers/DeviceCommunicationIF.h>
 #include <fsfw/objectmanager/SystemObject.h>
 #include <linux/gpio/GpioIF.h>
+#include <linux/spi/spiDefinitions.h>
 #include <returnvalues/classIds.h>
 
 #include <vector>
@@ -54,7 +55,9 @@ private:
 
     SpiDeviceMap spiDeviceMap;
 
+
     ReturnValue_t getReadBuffer(address_t spiAddress, uint8_t** buffer);
+    void setSpiSpeedAndMode(int spiFd, spi::SpiMode mode, uint32_t speed);
 };
 
 #endif /* LINUX_SPI_SPICOMIF_H_ */