tree f85fd1c36105b7a728145ec95b13dbc4a5b1e847
parent ca1feec746a5b3a96284d28c6ce348a8581fdb8d
author Philipp Tomsich <philipp.tomsich@theobroma-systems.com> 1519403929 +0100
committer Anatolij Gustschin <agust@denx.de> 1519415267 +0100

core: ofnode: add ofnode_get_parent function

The Rockchip video drivers need to walk the ofnode-parrents to find
an enclosing device that has a UCLASS_DISPLAY driver bound.  This
adds a ofnode_get_parent()-function that returns the parent-node.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Tested-by: Klaus Goger <klaus.goger@theobroma-systems.com>
Reviewed-by: Anatolij Gustschin <agust@denx.de>