Name
of_overlay_create —
Create and apply an overlay
Synopsis
int of_overlay_create ( | struct device_node * tree) ; |
Arguments
tree
Device node containing all the overlays
Description
Create and apply an overlay while also keeping track
of the overlay in a list. This list can be used to prevent
illegal overlay removals.
Return
Id of the created overlay on success, else -ENOMEM
on memory
allocation failure, -EINVAL
for an invalid changeset action, -ENODEV
for
an attempt to remove non-existent property, -EEXIST
for an attempt to add
a property that already exists, -ENODEV
if no valid overlay found in tree
.