2013-04-29 19:37:11

by [email protected]

[permalink] [raw]
Subject: [PATCH 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 <[email protected]>
---
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 @@
};

[email protected] {
+ emac: [email protected] {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_pins_a>;
+ phy = <&phy0>;
+ status = "okay";
+ };
+
+ [email protected] {
+ phy-supply = <&reg_emac_3v3>;
+ status = "okay";
+
+ phy0: [email protected] {
+ reg = <0>;
+ };
+ };
+
+ pio: [email protected] {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hackberry_hogs>;
+
+ hackberry_hogs: [email protected] {
+ allwinner,pins = "PH19";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <0>;
+ };
+ };
+
uart0: [email protected] {
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