arm64: dts: renesas: v3msk: add EtherAVB support

Define the V3M Starter Kit board dependent part of the EtherAVB
device node.

Based on the original (and large) patch by Vladimir Barinov.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

1 files changed, 11 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
index 50f49212f54e..8624ca87d6b2 100644
--- a/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts
@@ -31,6 +31,17 @@
         };
 };
 
+&avb {
+        renesas,no-ether-link;
+        phy-handle = <&phy0>;
+        status = "okay";
+
+        phy0: ethernet-phy@0 {
+                rxc-skew-ps = <1500>;
+                reg = <0>;
+        };
+};
+
 &extal_clk {
         clock-frequency = <16666666>;
 };