u-boot/arch/arm/dts/sun5i-a13-olinuxino.dts

/*
 * Copyright 2012 Maxime Ripard
 *
 * Maxime Ripard <maxime.ripard@free-electrons.com>
 *
 * This file is dual-licensed: you can use it either under the terms
 * of the GPL or the X11 license, at your option. Note that this dual
 * licensing only applies to this file, and not this project as a
 * whole.
 *
 *  a) This file is free software; you can redistribute it and/or
 *     modify it under the terms of the GNU General Public License as
 *     published by the Free Software Foundation; either version 2 of the
 *     License, or (at your option) any later version.
 *
 *     This file is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public
 *     License along with this file; if not, write to the Free
 *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
 *     MA 02110-1301 USA
 *
 * Or, alternatively,
 *
 *  b) Permission is hereby granted, free of charge, to any person
 *     obtaining a copy of this software and associated documentation
 *     files (the "Software"), to deal in the Software without
 *     restriction, including without limitation the rights to use,
 *     copy, modify, merge, publish, distribute, sublicense, and/or
 *     sell copies of the Software, and to permit persons to whom the
 *     Software is furnished to do so, subject to the following
 *     conditions:
 *
 *     The above copyright notice and this permission notice shall be
 *     included in all copies or substantial portions of the Software.
 *
 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 *     OTHER DEALINGS IN THE SOFTWARE.
 */

/dts-v1/;
#include "sun5i-a13.dtsi"
#include "sunxi-common-regulators.dtsi"

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/sun4i-a10.h>

/ {
	model = "Olimex A13-Olinuxino";
	compatible = "olimex,a13-olinuxino", "allwinner,sun5i-a13";

	aliases {
		serial0 = &uart1;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_pins_olinuxino>;

		power {
			gpios = <&pio 6 9 GPIO_ACTIVE_HIGH>;
			default-state = "on";
		};
	};
};

&ehci0 {
	status = "okay";
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins_a>;
	status = "okay";

	axp209: pmic@34 {
		compatible = "x-powers,axp209";
		reg = <0x34>;
		interrupts = <0>;

		interrupt-controller;
		#interrupt-cells = <1>;
	};
};

&i2c1 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1_pins_a>;
	status = "okay";
};

&i2c2 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c2_pins_a>;
	status = "okay";
};

&lradc {
	vref-supply = <&reg_vcc3v0>;
	status = "okay";

	button@191 {
		label = "Volume Up";
		linux,code = <KEY_VOLUMEUP>;
		channel = <0>;
		voltage = <191274>;
	};

	button@392 {
		label = "Volume Down";
		linux,code = <KEY_VOLUMEDOWN>;
		channel = <0>;
		voltage = <392644>;
	};

	button@601 {
		label = "Menu";
		linux,code = <KEY_MENU>;
		channel = <0>;
		voltage = <601151>;
	};

	button@795 {
		label = "Enter";
		linux,code = <KEY_ENTER>;
		channel = <0>;
		voltage = <795090>;
	};

	button@987 {
		label = "Home";
		linux,code = <KEY_HOMEPAGE>;
		channel = <0>;
		voltage = <987387>;
	};
};

&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_olinuxino>;
	vmmc-supply = <&reg_vcc3v3>;
	bus-width = <4>;
	cd-gpios = <&pio 6 0 GPIO_ACTIVE_HIGH>; /* PG0 */
	cd-inverted;
	status = "okay";
};

&ohci0 {
	status = "okay";
};

&pio {
	mmc0_cd_pin_olinuxino: mmc0_cd_pin@0 {
		allwinner,pins = "PG0";
		allwinner,function = "gpio_in";
		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
	};

	led_pins_olinuxino: led_pins@0 {
		allwinner,pins = "PG9";
		allwinner,function = "gpio_out";
		allwinner,drive = <SUN4I_PINCTRL_20_MA>;
		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};

	usb1_vbus_pin_olinuxino: usb1_vbus_pin@0 {
		allwinner,pins = "PG11";
		allwinner,function = "gpio_out";
		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
	};
};

&reg_usb1_vbus {
	pinctrl-0 = <&usb1_vbus_pin_olinuxino>;
	gpio = <&pio 6 11 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins_b>;
	status = "okay";
};

&usbphy {
	usb1_vbus-supply = <&reg_usb1_vbus>;
	status = "okay";
};