ARM: mvebu: fix ordering in Armada 370 .dtsi

Commit a095b1c7 ("ARM: mvebu: sort DT nodes by address")
missed placing the system-controller in the correct order.

Fixes: a095b1c7

 ("ARM: mvebu: sort DT nodes by address")
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lkml.kernel.org/r/20141114204333.GS27002@pengutronix.de


Signed-off-by: Jason Cooper <jason@lakedaemon.net>