build 3.10.20 rooted device.
trying to add ftdi_sio driver for arduino interop and failing.
downloaded and compiled linux 3.10.20 kernel. tried to insmod the driver (with and without signature) and failed with -1 key issue.
can somome please guide me through adding this driver to the device,
Or flushing with a new compatible kernel?
Thx In advance,
Idan