There are new APIs in the latest version of the wl18xx firmware. Add
the new firmware with a new filename (wl18xx-fw-4.bin), which
corresponds to firmware revision 8.9.0.0.17.
Signed-off-by: Yaniv Machani <yanivma@ti.com>
Signed-off-by: Kyle McMartin <kyle@kernel.org>
Yaniv Machani