defconfig: mpq8092: Enable TSC driver

Enable TSC driver for mpq8092. TSC is a HW unit designed to
support routing of MPEG-2 transport streams and communication
with conditional access module.

Change-Id: If0fccc6743a326f1428c3e4cb7e2f70571de313f
Signed-off-by: Anat Etzion-Fuchs <aetzion@codeaurora.org>