The custom kernel used for the Rock5B features an FIQ debug
interface which is enabled by default. As it is not needed, it is
disabled. The documentation features instructions on how to
re-enable it, if it is needed.
Signed-off-by: Kilian Zinnecker <kilian.zinnecker@mail.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>