uboot-phytec

board: Arcturus: DM: Disable drivers without DM support.

Extra "not DM" controllers support is disabled.
u-boot BSP still good enough to upgrade and run images.

Signed-off-by: Oleksandr Zhadan <oleks@arcturusnetworks.com>
Signed-off-by: Michael Durrant <mdurrant@arcturusnetworks.com>