commit 9800917c upstream.

Some of the GPIO configs were wrong in the submitted DTS files,
this patch fixes all affected boards.
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>