device-fsl

MA-13856 build: stop build process if dtbo build fail

system do not stop build proceess even dtb build fail.

This patch add logic build system will exit if meet
dtbo build error.

Change-Id: I27c78c32596f536c27e0f10915d3786be9bd3b40
Signed-off-by: Jindong <jindong.yue@nxp.com>
Reviewed-on: http://androidsource.ap.freescale.net/project/6960
Reviewed-by: zhang sanshan <sanshan.zhang@nxp.com>