tree ef4228cd70a146b12f63e699e64e726e5b5cd54b
parent 4c9c3d595f1bad021cc126d20879df4016801736
author Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> 1492651937 +0000
committer Mark Brown <broonie@kernel.org> 1495012872 +0100

of_graph: add of_graph_get_port_parent()

Linux kernel already has of_graph_get_remote_port_parent(),
but, sometimes we want to get own port parent.
This patch adds of_graph_get_port_parent()

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>