There was a bug in brcmfmac patch that could result in treating random
memory as source of country codes.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
This allows some basic region switching on Netgear R8000. More devices &
codes may be added. Ideally it should be converted into DT info & patch.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>