The ports node of vin4 only has one sub-node and thus does not need #address-cells/#size-cells and the sub-node does not need an exit. This addresses the following warning: # make dtbs W=1 ... arch/arm64/boot/dts/renesas/r8a77995-draak.dts:492.8-503.4: Warning (graph_child_address): /soc/video@e6ef4000/ports: graph node has single child node 'port@0', #address-cells/#size-cells are not necessary Fixes: 6a0942c20f5c ("arm64: dts: renesas: draak: Describe CVBS input") Cc: Jacopo Mondi <jacopo+renesas@xxxxxxxxxx> Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> --- arch/arm64/boot/dts/renesas/r8a77995-draak.dts | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) Developed on top of renesas-devel-20190308-v5.0 Compile tested only diff --git a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts index 244b0dda03ed..8fba6cde5905 100644 --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts @@ -490,12 +490,7 @@ status = "okay"; ports { - #address-cells = <1>; - #size-cells = <0>; - - port@0 { - reg = <0>; - + port { vin4_in: endpoint { remote-endpoint = <&adv7180_out>; }; -- 2.11.0