ARM: shmobile: armadillo-reference: Move st1232 reset GPIO to DT

Reference the st1232 reset GPIO from the device tree and remove it from
board code.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --cc arch/arm/boot/dts/r8a7740-armadillo800eva-reference.dts
Simple merge

diff --cc arch/arm/mach-shmobile/board-armadillo800eva-reference.c
Simple merge