netdev - [PATCH net-next v2 13/15] ARM: dts: sun8i: r40: bananapi-m2-ultra: Enable GMAC ethernet controller

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Message-Id: <20180501161227.2110-14-wens@csie.org>
Date:   Wed,  2 May 2018 00:12:25 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Maxime Ripard <maxime.ripard@...tlin.com>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Mark Brown <broonie@...nel.org>
Cc:     Chen-Yu Tsai <wens@...e.org>, linux-arm-kernel@...ts.infradead.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        netdev@...r.kernel.org, Corentin Labbe <clabbe.montjoie@...il.com>,
        Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH net-next v2 13/15] 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.

Signed-off-by: Chen-Yu Tsai <wens@...e.org>
---
 .../boot/dts/sun8i-r40-bananapi-m2-ultra.dts  | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)

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 c6da21e43572..25fb048c7df2 100644
--- 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>;
-- 
2.17.0