ARM: dts: add Kverneland UT1, UT1Q and UT1P

VICUT1(Q,P) is the Kverneland UT1(Q,P) IsoBus universal terminal for agricultural
applications on tractors.

Co-Developed-by: David Jander <david@protonic.nl>
Signed-off-by: David Jander <david@protonic.nl>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>