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authorMaxime Ripard2013-05-30 03:49:25 +0000
committerDavid S. Miller2013-05-31 17:23:07 -0700
commitd97a079a79a7dcbc2470572b41cd1f07a16d8b7f (patch)
tree875e73175d2c049b5eb2f428ad926a1c13ed4c75 /arch
parente5a84bac5d6797c64541f87e7a567d56699bbb74 (diff)
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>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/sun4i-a10-hackberry.dts41
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/sun4i-a10-hackberry.dts b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
index b9efac100c85..3514b37d66bc 100644
--- a/arch/arm/boot/dts/sun4i-a10-hackberry.dts
+++ b/arch/arm/boot/dts/sun4i-a10-hackberry.dts
@@ -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>;
+ };
+ };
};