Stop using L2 log level in OpenThread platform files. Signed-off-by: Arkadiusz Balys <arkadiusz.balys@nordicsemi.no>
Add a spinel support to an RCP design, the core of OpenThread lives on the host processor connected to an RCP radio controller over a HDLC interface. Signed-off-by: Jamel Arbi <jamel.arbi@nxp.com>