coresight-etm4x: Controls pertaining to the address comparator functions

Adding sysfs entries to control the various mode the address comparator
registers can enact, i.e, start/top, single, and range.  Also supplementing
with address comparator types configuration registers access, mandatory
to complete the configuration of the comparator functions.

Change-Id: I4bbb708b0b91b1f67716fa2da4590cc2e3bcab2c
Signed-off-by: Pratik Patel <pratikp@codeaurora.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Git-commit: 35c9b29bc8367fe9fdd8eb65492d485a5eeddf79
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git


Signed-off-by: Shashank Mittal <mittals@codeaurora.org>