arm64: allwinner: pine64: Enable dwmac-sun8i

The dwmac-sun8i hardware is present on the pine64
It uses an external PHY via RMII.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
index c680ed3..3b491c0 100644 (file)
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pine64.dts
@@ -70,6 +70,15 @@
        status = "okay";
 };
 
+&emac {
+       pinctrl-names = "default";
+       pinctrl-0 = <&rmii_pins>;
+       phy-mode = "rmii";
+       phy-handle = <&ext_rmii_phy1>;
+       status = "okay";
+
+};
+
 &i2c1 {
        pinctrl-names = "default";
        pinctrl-0 = <&i2c1_pins>;
@@ -80,6 +89,13 @@
        bias-pull-up;
 };
 
+&mdio {
+       ext_rmii_phy1: ethernet-phy@1 {
+               compatible = "ethernet-phy-ieee802.3-c22";
+               reg = <1>;
+       };
+};
+
 &mmc0 {
        pinctrl-names = "default";
        pinctrl-0 = <&mmc0_pins>;