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This patch udpates the SPE console driver to prepend '\r' to
'\n'. This fixes the alignment of prints seen by the host
machines on their UART ports.

Tested by collecting the logs from host PC using Cutecom

Reported by: Mustafa Bilgen <mbilgen@nvidia.com>

Change-Id: I6e0b412bd71ff5eb889582071df8c157da5175ed
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>