From 630ccdf33652f8e35b8c84e939d5a86fad9612e2 Mon Sep 17 00:00:00 2001 From: arokux 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