arm64: allwinner: bananapi-m64: Enable dwmac-sun8i

The dwmac-sun8i  hardware is present on the BananaPi M64.
It uses an external PHY rtl8211e via RGMII.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
index 6872135d7f84..0d1f026d831a 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-bananapi-m64.dts
@@ -67,6 +67,14 @@
         };
 };
 
+&emac {
+        pinctrl-names = "default";
+        pinctrl-0 = <&rgmii_pins>;
+        phy-mode = "rgmii";
+        phy-handle = <&ext_rgmii_phy>;
+        status = "okay";
+};
+
 &i2c1 {
         pinctrl-names = "default";
         pinctrl-0 = <&i2c1_pins>;
@@ -77,6 +85,13 @@
         bias-pull-up;
 };
 
+&mdio {
+        ext_rgmii_phy: ethernet-phy@1 {
+                compatible = "ethernet-phy-ieee802.3-c22";
+                reg = <1>;
+        };
+};
+
 &mmc0 {
         pinctrl-names = "default";
         pinctrl-0 = <&mmc0_pins>;