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From 630ccdf33652f8e35b8c84e939d5a86fad9612e2 Mon Sep 17 00:00:00 2001
From: arokux <arokux@gmail.com>
Date: Thu, 19 Sep 2013 21:50:21 +0200
Subject: [PATCH] ARM: sun7i: dt: Add USB EHCI bindings for A20-Olinuxino
---
arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts | 49 +++++++++++++++++++++++++
1 file changed, 49 insertions(+)
diff --git a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
index ead3013..e6b1e26 100644
--- a/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
+++ b/arch/arm/boot/dts/sun7i-a20-olinuxino-micro.dts
@@ -41,6 +41,20 @@
allwinner,drive = <1>;
allwinner,pull = <0>;
};
+
+ usb1_vbus_pin: usb1_vbus_pin@0 {
+ allwinner,pins = "PH6";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <2>;
+ };
+
+ usb2_vbus_pin: usb2_vbus_pin@0 {
+ allwinner,pins = "PH3";
+ allwinner,function = "gpio_out";
+ allwinner,drive = <0>;
+ allwinner,pull = <2>;
+ };
};
uart0: serial@01c28000 {
@@ -76,6 +90,15 @@
i2c2: i2c@01c2b400 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
+ };
+
+ ehci0: ehci0@0x01c14000 {
+ vbus-supply = <®_usb1_vbus>;
+ status = "okay";
+ };
+
+ ehci1: ehci1@0x01c1c000 {
+ vbus-supply = <®_usb2_vbus>;
status = "okay";
};
};
@@ -91,4 +114,30 @@
default-state = "on";
};
};
+
+ regulators {
+ compatible = "simple-bus";
+
+ reg_usb1_vbus: usb1-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb1_vbus_pin>;
+ regulator-name = "usb1-vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&pio 7 6 0>;
+ };
+
+ reg_usb2_vbus: usb2-vbus {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&usb2_vbus_pin>;
+ regulator-name = "usb2-vbus";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ enable-active-high;
+ gpio = <&pio 7 3 0>;
+ };
+ };
};
--
1.8.4
|
