msm: acpuclock: Add 8625Q acpuclock driver

Add acpuclock driver for MSM8625Q Quad Core chip
to register with the cpufreq driver and provide
the dynamic frequency switching support.

Change-Id: I214ac9781aa0d800d1ef29cf0b89b34fd4ff3ce3
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
Signed-off-by: Utsab Bose <ubose@codeaurora.org>
Acked by: Manish Poddar <mpoddar@qti.qualcomm.com>