ARM: dts: sun8i: r40: bananapi-m2-ultra: Enable GMAC ethernet controller

The Bananapi M2 Ultra has a Realtek RTL8211E RGMII PHY tied to the GMAC.
The PMIC's DC1SW output provides power for the PHY, while the ALDO2
output provides I/O voltages on both sides.

Acked-by: Maxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>

diff --git a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
index c6da21e43572895b7c7aacdfb2ec4466a1308791..25fb048c7df2389a5d9ded7f44886efafb36b5d0 100644 (file)
--- a/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
+++ b/arch/arm/boot/dts/sun8i-r40-bananapi-m2-ultra.dts
@@ -51,6 +51,7 @@
        compatible = "sinovoip,bpi-m2-ultra", "allwinner,sun8i-r40";
 
        aliases {
+               ethernet0 = &gmac;
                serial0 = &uart0;
        };
 
@@ -101,6 +102,22 @@
        status = "okay";
 };
 
+&gmac {
+       pinctrl-names = "default";
+       pinctrl-0 = <&gmac_rgmii_pins>;
+       phy-handle = <&phy1>;
+       phy-mode = "rgmii";
+       phy-supply = <&reg_dc1sw>;
+       status = "okay";
+};
+
+&gmac_mdio {
+       phy1: ethernet-phy@1 {
+               compatible = "ethernet-phy-ieee802.3-c22";
+               reg = <1>;
+       };
+};
+
 &i2c0 {
        status = "okay";
 
@@ -149,6 +166,13 @@
        status = "okay";
 };
 
+&reg_aldo2 {
+       regulator-always-on;
+       regulator-min-microvolt = <2500000>;
+       regulator-max-microvolt = <2500000>;
+       regulator-name = "vcc-pa";
+};
+
 &reg_aldo3 {
        regulator-always-on;
        regulator-min-microvolt = <2700000>;
@@ -156,6 +180,12 @@
        regulator-name = "avcc";
 };
 
+&reg_dc1sw {
+       regulator-min-microvolt = <3000000>;
+       regulator-max-microvolt = <3000000>;
+       regulator-name = "vcc-gmac-phy";
+};
+
 &reg_dcdc1 {
        regulator-always-on;
        regulator-min-microvolt = <3000000>;