cpufreq: Add snapshot of qcom-cpufreq driver

This is a snapshot of qcom-cpufreq as of msm-4.19 commit 9a1757a1cb90
("qcom-cpufreq: Add missing cpufreq registers when use common table").

Change-Id: I4458f50dff9e9d44ec56d0214a60bf26673706a6
Signed-off-by: Shaleen Agrawal <shalagra@codeaurora.org>