nxp:add console driver for nxp platform

NXP SoCs, supports two types of UART controller:
- PL011 - using ARM drivers sources
- 16550 - using TI drivers source

Signed-off-by: Pankaj Gupta <pankaj.gupta@nxp.com>
Change-Id: Iacbcefd2b6e5d96f83fa00ad25b4f63a4c822bb4
5 files changed