serial: mxc: Add debug uart support
authorJagan Teki <jagan@amarulasolutions.com>
Tue, 6 Jun 2017 05:31:51 +0000 (05:31 +0000)
committerStefano Babic <sbabic@denx.de>
Wed, 12 Jul 2017 07:44:22 +0000 (09:44 +0200)
Add support for the debug UART to assist with early debugging.
Enable it for i.CoreM6 as an example.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

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