Merge drm/drm-next into drm-misc-next

Requested, and we need v5.5-rc1 backported as our current branch is still based on v5.4.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

diff --cc Documentation/devicetree/bindings/vendor-prefixes.yaml
Simple merge

diff --cc drivers/video/fbdev/core/fbmem.c
Simple merge