build(zynqmp): add build configs for zynqmp

Add build configs for zynqmp platform
1)Add the UART1 console.
2)Add opteed as SP dispatcher.
3)Add the WDT Restart config.

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Change-Id: Ia05cad26a9fac6860b52f3a270d117e3b1247dbb
6 files changed