On Fri, Mar 20, 2020 at 06:51:01AM +0000, Tudor.Ambarus-UWL1GkI3JZL3oGB3hsPCZA@public.gmane.org wrote:
> From: Tudor Ambarus <tudor.ambarus-UWL1GkI3JZL3oGB3hsPCZA@public.gmane.org>
> 
> This feature should not be enabled in release but can be useful for
> developers who need to monitor register accesses at some specific places.

Looks a lot like the trace regmap would give you....