coresight: cp14 support for etm driver for krait v3

Use cp14 accesses to ETM registers for Krait v3 to avoid
limitations with memory mapped accesses.

Change-Id: Ia956eb0f5b45c748ffb5dd13dd14dc9595b9c68a
Signed-off-by: Pratik Patel <pratikp@codeaurora.org>
4 files changed