The original setup fails to trigger ART calibration data
extraction for the AR9287. Instead, it would only have extracted
calibration data for an internal WMAC chip which is not present on
this board.
Fixes: 55d2db0e8c ("ath79: add support for Meraki MR12")
Signed-off-by: Martin Kennedy <hurricos@gmail.com>
[commit title/message facelift]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
e2db870398