ARM: sun8i: orangepi-plus: Enable dwmac-sun8i

The dwmac-sun8i hardware is present on the Orange PI plus.
It uses an external PHY rtl8211e via RGMII.

This patch create the needed regulator, emac and phy nodes.

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

diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts b/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
index 8c40ab7bfa72145f74213980818705fde45a1e4b..331ed683ac62cb861e17971038774bda0209f461 100644 (file)
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-plus.dts
@@ -47,6 +47,20 @@ / {
        model = "Xunlong Orange Pi Plus / Plus 2";
        compatible = "xunlong,orangepi-plus", "allwinner,sun8i-h3";
 
+       aliases {
+               ethernet0 = &emac;
+       };
+
+       reg_gmac_3v3: gmac-3v3 {
+               compatible = "regulator-fixed";
+               regulator-name = "gmac-3v3";
+               regulator-min-microvolt = <3300000>;
+               regulator-max-microvolt = <3300000>;
+               startup-delay-us = <100000>;
+               enable-active-high;
+               gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>;
+       };
+
        reg_usb3_vbus: usb3-vbus {
                compatible = "regulator-fixed";
                pinctrl-names = "default";
@@ -64,6 +78,24 @@ &ehci3 {
        status = "okay";
 };
 
+&emac {
+       pinctrl-names = "default";
+       pinctrl-0 = <&emac_rgmii_pins>;
+       phy-supply = <&reg_gmac_3v3>;
+       phy-handle = <&ext_rgmii_phy>;
+       phy-mode = "rgmii";
+
+       allwinner,leds-active-low;
+       status = "okay";
+};
+
+&mdio {
+       ext_rgmii_phy: ethernet-phy@1 {
+               compatible = "ethernet-phy-ieee802.3-c22";
+               reg = <0>;
+       };
+};
+
 &mmc2 {
        pinctrl-names = "default";
        pinctrl-0 = <&mmc2_8bit_pins>;