ath9k: introduce bus specific cache size routine

The PCI specific bus_read_cachesize routine won't work on the AHB bus,
we have to replace it with a suitable one later.

Changes-licensed-under: ISC

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Tested-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2 files changed