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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>
This commit is contained in:
Maxime Ripard 2013-05-30 03:49:25 +00:00 committed by David S. Miller
parent e5a84bac5d
commit d97a079a79
1 changed files with 41 additions and 0 deletions
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41
arch/arm/boot/dts/sun4i-a10-hackberry.dts
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@ -23,10 +23,51 @@
};
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>;
};
};
};