Expected result
You should be presented with the RIOT shell, providing you with commands to initialize a board as master or slave, and to send and receive data via SPI.
Background
Test for the low-level SPI driver.
Default SPI CS pin
To overwrite the optional default cs pin CFLAGS can be used:
CFLAGS="-DDEFAULT_SPI_CS_PORT=<my_port_int> -DDEFAULT_SPI_CS_PIN=<my_pin_int>" BOARD=<my_board> make flash term