Run-openocd fails

hi,
/freedom-e-sdk$ make run_openocd BOARD=freedom-e300-arty
work/build/openocd/prefix/bin/openocd -f bsp/env/freedom-e300-arty/openocd.cfg
Open On-Chip Debugger 0.10.0+dev (2018-07-24-12:24)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.org/doc/doxygen/bugs.html
adapter speed: 10000 kHz
Error: The specified debug interface was not found (ftdi)
The following debug interfaces are available:
1: jlink

Makefile:237: recipe for target ‘run_openocd’ failed
make: *** [run_openocd] Error 1

Help me to resolve this error