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Subject[PATCH 5/5] ARM: hackberry: dt: Add Ethernet controller to the Hackberry device tree
Date
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>
---
arch/arm/boot/dts/sun4i-a10-hackberry.dts | 32 +++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)

diff --git a/arch/arm/boot/dts/sun4i-a10-hackberry.dts b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
index f84549a..072d51f 100644
--- a/arch/arm/boot/dts/sun4i-a10-hackberry.dts
+++ b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
@@ -23,8 +23,40 @@
};

soc {
+ 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: uart@01c28000 {
status = "okay";
};
+
+ emac: ethernet@01c0b000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_pins_a>;
+ phy-supply = <&reg_emac_3v3>;
+ 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>;
+ };
};
};
--
1.7.10.4


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