Tegra194: enable spe-console functionality
Tegra194: enable spe-console functionality

This patch enables the config to switch to the console provided
by the SPE firmware.

Change-Id: I5a3bed09ee1e84f958d0925501d1a79fb7f694de
Signed-off-by: Varun Wadekar <517ae08f01cae398dbba5bef5ba1750f384c6daf@nvidia.com>

achingupta/arm-trusted-firmware,achingupta/arm-trusted-firmware