udoo-neo: Convert to OF_UPSTREAM

Instead of using the local imx6sx-udoo-neo  devicetree copies from U-Boot,
convert the imx6sx-udoo-neo boards to OF_UPSTREAM so that the upstream
kernel devicetrees can be used instead.

Tested on a imx6sx-udoo-neo-full board.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
7 files changed