Add verbose debug for register accesses. This enables easier debugging
by following where and how hardware is stimulated, and how it answers.
Signed-off-by: NRobert Jarzmik <robert.jarzmik@free.fr>
Acked-by: NEzequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: NBrian Norris <computersforpeace@gmail.com>