feat(imx8mp): restrict peripheral access to secure world

This restricts and locks all security relevant peripherals to only be
changeable by the secure world. Otherwise the normal world can simply
change the access settings and defeat all security measures put in
place.

Change-Id: I248ef8dd67f1de7e528c3da456311bb138b77540
Signed-off-by: Stefan Kerkmann <s.kerkmann@pengutronix.de>
1 file changed