Enable recognition of AR2315 chipsets in ath5k driver.
Reported-by: NSimon Morgenthaler <s.morgenthaler@students.unibe.ch>
Signed-off-by: NWojciech Dubowik <Wojciech.Dubowik@neratec.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>