ARM: dts: sun8i: v40: bananapi-m2-berry: Enable GMAC ethernet controller

Just like the Bananapi M2 Ultra, the Bananapi M2 Berry 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.

Signed-off-by: Pablo Greco <pgreco@centosproject.org>
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>

diff --git a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
index 27297f49b16d852904c50fb44632181651e5956d..0dfde5808bf8ef632896e0793f931fdd2474c875 100644 (file)
--- a/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
+++ b/arch/arm/boot/dts/sun8i-v40-bananapi-m2-berry.dts
@@ -50,6 +50,7 @@ / {
        compatible = "sinovoip,bpi-m2-berry", "allwinner,sun8i-r40";
 
        aliases {
+               ethernet0 = &gmac;
                serial0 = &uart0;
        };
 
@@ -92,6 +93,22 @@ &ehci1 {
        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";
 
@@ -145,6 +162,12 @@ &reg_aldo3 {
        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>;