Use pre_reset and post_reset methods to avoid unbinding the radio
controller driver after a uwb_rc_reset_all() call. This avoids a
deadlock in uwb_rc_rm() when waiting for the uwb event thread to stop.
Signed-off-by: David Vrabel <david.vrabel@csr.com>
The UMC bus is used for the capabilities exposed by a UWB Multi-interface
Controller as described in the WHCI specification.
Signed-off-by: David Vrabel <david.vrabel@csr.com>