soc: qcom: Add snapshot of gladiator erp driver

Add support for gladiator cache interconnect error detection.
Snapshot of gladiator erp driver as of msm-4.14
commit <b9aea53430a7> (soc: qcom: Add snapshot of gladiator
erp driver).

Change-Id: I1ed5a45f68923e3591ba84198480a543d87d67f1
Signed-off-by: Abhimanyu Kapur <abhimany@codeaurora.org>
Signed-off-by: Srinivas Ramana <sramana@codeaurora.org>
[snaseem@codeaurora.org: Resolve restriction errors.]
Signed-off-by: Shadab Naseem <snaseem@codeaurora.org>