Add support for GCC, DEBUGCC, GDSC and CPUFREQ-HW-DEBUG nodes
for sdxkova platform. While at it, update the cpufreq default
governor to performance.
Change-Id: Icba0ba93cf82e576e7b645c247d2d0e7f0f6da3f
Signed-off-by: Imran Shaik <quic_imrashai@quicinc.com>