arm: mvebu: armada-xp-maxbcm.dts: Fix dtc warning

Fix this dtc warning:
Warning (avoid_default_addr_size)

Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/dts/armada-xp-maxbcm.dts b/arch/arm/dts/armada-xp-maxbcm.dts
index 921eb708625433ca6f3d471c67d67f9c02ae392d..d2b07f74cf5373bed9d65b224d8d00a2712c61df 100644 (file)
--- a/arch/arm/dts/armada-xp-maxbcm.dts
+++ b/arch/arm/dts/armada-xp-maxbcm.dts
@@ -177,6 +177,9 @@
                        };
 
                        mdio {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
                                phy0: ethernet-phy@0 {
                                        reg = <0>;
                                };