netdev - [PATCH v3 08/20] ARM: dts: sun8i: Enable dwmac-sun8i on the Banana Pi M2+

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Message-Id: <20170403091444.29876-9-clabbe.montjoie@gmail.com>
Date:   Mon,  3 Apr 2017 11:14:32 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     robh+dt@...nel.org, mark.rutland@....com,
        maxime.ripard@...e-electrons.com, wens@...e.org,
        linux@...linux.org.uk, catalin.marinas@....com,
        will.deacon@....com, peppe.cavallaro@...com,
        alexandre.torgue@...com
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        LABBE Corentin <clabbe.montjoie@...il.com>
Subject: [PATCH v3 08/20] ARM: dts: sun8i: Enable dwmac-sun8i on the Banana Pi M2+

From: LABBE Corentin <clabbe.montjoie@...il.com>

The dwmac-sun8i hardware is present on the Banana Pi M2+
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@...il.com>
---
 arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts | 38 +++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts b/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
index 52acbe1..7fd7704 100644
--- a/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
+++ b/arch/arm/boot/dts/sun8i-h3-bananapi-m2-plus.dts
@@ -90,6 +90,18 @@
 		pinctrl-0 = <&wifi_en_bpi_m2p>;
 		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
 	};
+
+	reg_gmac_3v3: gmac-3v3 {
+		      compatible = "regulator-fixed";
+		      pinctrl-names = "default";
+		      pinctrl-0 = <&gmac_power_pin_orangepi>;
+		      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>;
+	      };
 };
 
 &ehci1 {
@@ -186,3 +198,29 @@
 	/* USB VBUS is on as long as VCC-IO is on */
 	status = "okay";
 };
+
+&pio {
+	gmac_power_pin_orangepi: gmac_power_pin@0 {
+		 pins = "PD6";
+		 function = "gpio_out";
+		 drive-strength = <10>;
+	 };
+};
+
+&mdio {
+	ext_rgmii_phy: ethernet-phy@1 {
+		compatible = "ethernet-phy-ieee802.3-c22";
+		reg = <0>;
+	};
+};
+
+&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";
+};
-- 
2.10.2