This patch updates gpio-keys node that supports power-off for
X-Gene v2 Merlin board to adapt with new changes in xgene-gpio-sb
driver (to support configuring some GPIO pins as interrupt pins).
Signed-off-by: NQuan Nguyen <qnguyen@apm.com>
Signed-off-by: NDuc Dang <dhdang@apm.com>