linux-kernel - [PATCHv3 6/6] ARM: sunxi: Add EMAC Controller to Hackberry dt

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Message-Id: <1369387394-9453-7-git-send-email-maxime.ripard@free-electrons.com>
Date:	Fri, 24 May 2013 11:23:14 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	davem@...emloft.net
Cc:	linux-arm-kernel@...ts.infradead.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Stefan Roese <sr@...x.de>,
	Florian Fainelli <florian@...nwrt.org>,
	Emilio Lopez <emilio@...pez.com.ar>, kevin@...winnertech.com,
	sunny@...winnertech.com, shuge@...winnertech.com,
	Maxime Ripard <maxime.ripard@...e-electrons.com>
Subject: [PATCHv3 6/6] ARM: sunxi: Add EMAC Controller to Hackberry dt

The Hackberry has a PHY that needs to be powered up through a GPIO, so
we need to use a fixed regulator here.

Signed-off-by: Maxime Ripard <maxime.ripard@...e-electrons.com>
---
 arch/arm/boot/dts/sun4i-a10-hackberry.dts | 41 +++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)

diff --git a/arch/arm/boot/dts/sun4i-a10-hackberry.dts b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
index b9efac1..3514b37 100644
--- a/arch/arm/boot/dts/sun4i-a10-hackberry.dts
+++ b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
@@ -23,10 +23,51 @@
 	};
 
 	soc@...20000 {
+		emac: ethernet@...0b000 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&emac_pins_a>;
+			phy = <&phy0>;
+			status = "okay";
+		};
+
+		mdio@...0b080 {
+			phy-supply = <&reg_emac_3v3>;
+			status = "okay";
+
+			phy0: ethernet-phy@0 {
+				reg = <0>;
+			};
+		};
+
+		pio: pinctrl@...20800 {
+			pinctrl-names = "default";
+			pinctrl-0 = <&hackberry_hogs>;
+
+			hackberry_hogs: hogs@0 {
+				allwinner,pins = "PH19";
+				allwinner,function = "gpio_out";
+				allwinner,drive = <0>;
+				allwinner,pull = <0>;
+			};
+		};
+
 		uart0: serial@...28000 {
 			pinctrl-names = "default";
 			pinctrl-0 = <&uart0_pins_a>;
 			status = "okay";
 		};
 	};
+
+	regulators {
+		compatible = "simple-bus";
+
+		reg_emac_3v3: emac-3v3 {
+			compatible = "regulator-fixed";
+			regulator-name = "emac-3v3";
+			regulator-min-microvolt = <3300000>;
+			regulator-max-microvolt = <3300000>;
+			enable-active-high;
+			gpio = <&pio 7 19 0>;
+		};
+	};
 };
-- 
1.8.1.2

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