linux/arch/arm/boot/dts/sun4i-a10-hackberry.dts
Maxime Ripard d97a079a79 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@free-electrons.com>
Tested-by: Richard Genoud <richard.genoud@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2013-05-31 17:23:07 -07:00

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/*
* Copyright 2012 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
/dts-v1/;
/include/ "sun4i-a10.dtsi"
/ {
model = "Miniand Hackberry";
compatible = "miniand,hackberry", "allwinner,sun4i-a10";
chosen {
bootargs = "earlyprintk console=ttyS0,115200";
};
soc@01c20000 {
emac: ethernet@01c0b000 {
pinctrl-names = "default";
pinctrl-0 = <&emac_pins_a>;
phy = <&phy0>;
status = "okay";
};
mdio@01c0b080 {
phy-supply = <&reg_emac_3v3>;
status = "okay";
phy0: ethernet-phy@0 {
reg = <0>;
};
};
pio: pinctrl@01c20800 {
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@01c28000 {
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>;
};
};
};