arch/arm/boot/dts/allwinner/sun8i-r16-parrot.dts - linux - Git at Google

 /*
  * Copyright 2016 Quentin Schulz
  *
  * Quentin Schulz <quentin.schulz@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.
  *
  * 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 "sun8i-a33.dtsi"
 #include "sunxi-common-regulators.dtsi"

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

 / {
 	model = "Allwinner R16 EVB (Parrot)";
 	compatible = "allwinner,parrot", "allwinner,sun8i-a33";

 	aliases {
 		serial0 = &uart0;
 	};

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

 	leds {
 		compatible = "gpio-leds";

 		led-1 {
 			label = "parrot:led1:usr";
 			gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
 		};

 		led-2 {
 			label = "parrot:led2:usr";
 			gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
 		};
 	};

 	wifi_pwrseq: pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
 	};

 };

 &codec {
 	status = "okay";
 };

 &dai {
 	status = "okay";
 };

 &ehci0 {
 	status = "okay";
 };

 &i2c1 {
 	status = "okay";

 	/*
 	 * FIXME: An as-yet-unknown accelerometer is connected to this
 	 * i2c bus.
 	 */
 };

 &lradc {
 	vref-supply = <&reg_aldo3>;
 	status = "okay";

 	button-190 {
 		label = "V+";
 		linux,code = <KEY_VOLUMEUP>;
 		channel = <0>;
 		voltage = <190000>;
 	};

 	button-390 {
 		label = "V-";
 		linux,code = <KEY_VOLUMEDOWN>;
 		channel = <0>;
 		voltage = <390000>;
 	};

 };

 &mmc0 {
 	vmmc-supply = <&reg_dcdc1>;
 	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
 	bus-width = <4>;
 	status = "okay";
 };

 &mmc1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc1_pg_pins>;
 	vmmc-supply = <&reg_aldo1>;
 	mmc-pwrseq = <&wifi_pwrseq>;
 	bus-width = <4>;
 	non-removable;
 	status = "okay";
 };

 &mmc2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&mmc2_8bit_pins>;
 	vmmc-supply = <&reg_dcdc1>;
 	bus-width = <8>;
 	non-removable;
 	cap-mmc-hw-reset;
 	status = "okay";
 };

 &mmc2_8bit_pins {
 	drive-strength = <40>;
 };

 &ohci0 {
 	status = "okay";
 };

 &r_rsb {
 	status = "okay";

 	axp22x: pmic@3a3 {
 		compatible = "x-powers,axp223";
 		reg = <0x3a3>;
 		interrupt-parent = <&r_intc>;
 		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
 		drivevbus-supply = <&reg_vcc5v0>;
 		x-powers,drive-vbus-en;
 	};
 };

 #include "axp223.dtsi"

 &reg_aldo1 {
 	regulator-always-on;
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-io";
 };

 &reg_aldo2 {
 	regulator-always-on;
 	regulator-min-microvolt = <2350000>;
 	regulator-max-microvolt = <2650000>;
 	regulator-name = "vdd-dll";
 };

 &reg_aldo3 {
 	regulator-always-on;
 	regulator-min-microvolt = <2700000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "vcc-pll-avcc";
 };

 &reg_dc5ldo {
 	regulator-always-on;
 	regulator-min-microvolt = <900000>;
 	regulator-max-microvolt = <1400000>;
 	regulator-name = "vdd-cpus";
 };

 &reg_dcdc1 {
 	regulator-always-on;
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-3v0";
 };

 &reg_dcdc2 {
 	regulator-always-on;
 	regulator-min-microvolt = <900000>;
 	regulator-max-microvolt = <1400000>;
 	regulator-name = "vdd-sys";
 };

 &reg_dcdc3 {
 	regulator-always-on;
 	regulator-min-microvolt = <900000>;
 	regulator-max-microvolt = <1400000>;
 	regulator-name = "vdd-cpu";
 };

 &reg_dcdc5 {
 	regulator-always-on;
 	regulator-min-microvolt = <1500000>;
 	regulator-max-microvolt = <1500000>;
 	regulator-name = "vcc-dram";
 };

 &reg_dldo1 {
 	/*
 	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
 	 * Remove next line once it is possible to sync two regulators.
 	 */
 	regulator-always-on;
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "vcc-wifi0";
 };

 &reg_dldo2 {
 	/*
 	 * TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
 	 * Remove next line once it is possible to sync two regulators.
 	 */
 	regulator-always-on;
 	regulator-min-microvolt = <3300000>;
 	regulator-max-microvolt = <3300000>;
 	regulator-name = "vcc-wifi1";
 };

 &reg_dldo3 {
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-3v0-csi";
 };

 &reg_drivevbus {
 	regulator-name = "usb0-vbus";
 	status = "okay";
 };

 &reg_eldo1 {
 	regulator-min-microvolt = <1200000>;
 	regulator-max-microvolt = <1200000>;
 	regulator-name = "vcc-1v2-hsic";
 };

 &reg_eldo2 {
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "vcc-dsp";
 };

 &reg_eldo3 {
 	regulator-min-microvolt = <3000000>;
 	regulator-max-microvolt = <3000000>;
 	regulator-name = "eldo3";
 };

 &reg_usb1_vbus {
 	gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */
 	status = "okay";
 };

 &sound {
 	status = "okay";
 };

 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pb_pins>;
 	status = "okay";
 };

 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";
 };

 &usb_power_supply {
 	status = "okay";
 };

 &usbphy {
 	status = "okay";
 	usb0_vbus-supply = <&reg_drivevbus>;
 	usb0_id_det-gpios = <&pio 3 10 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PD10 */
 	usb0_vbus_power-supply = <&usb_power_supply>;
 	usb1_vbus-supply = <&reg_usb1_vbus>;
 };
	/*
	* Copyright 2016 Quentin Schulz
	*
	* Quentin Schulz <quentin.schulz@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.
	*
	* 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 "sun8i-a33.dtsi"
	#include "sunxi-common-regulators.dtsi"

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

	/ {
	model = "Allwinner R16 EVB (Parrot)";
	compatible = "allwinner,parrot", "allwinner,sun8i-a33";

	aliases {
	serial0 = &uart0;
	};

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

	leds {
	compatible = "gpio-leds";

	led-1 {
	label = "parrot:led1:usr";
	gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
	};

	led-2 {
	label = "parrot:led2:usr";
	gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
	};
	};

	wifi_pwrseq: pwrseq {
	compatible = "mmc-pwrseq-simple";
	reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
	};

	};

	&codec {
	status = "okay";
	};

	&dai {
	status = "okay";
	};

	&ehci0 {
	status = "okay";
	};

	&i2c1 {
	status = "okay";

	/*
	* FIXME: An as-yet-unknown accelerometer is connected to this
	* i2c bus.
	*/
	};

	&lradc {
	vref-supply = <&reg_aldo3>;
	status = "okay";

	button-190 {
	label = "V+";
	linux,code = <KEY_VOLUMEUP>;
	channel = <0>;
	voltage = <190000>;
	};

	button-390 {
	label = "V-";
	linux,code = <KEY_VOLUMEDOWN>;
	channel = <0>;
	voltage = <390000>;
	};

	};

	&mmc0 {
	vmmc-supply = <&reg_dcdc1>;
	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
	bus-width = <4>;
	status = "okay";
	};

	&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pg_pins>;
	vmmc-supply = <&reg_aldo1>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";
	};

	&mmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_8bit_pins>;
	vmmc-supply = <&reg_dcdc1>;
	bus-width = <8>;
	non-removable;
	cap-mmc-hw-reset;
	status = "okay";
	};

	&mmc2_8bit_pins {
	drive-strength = <40>;
	};

	&ohci0 {
	status = "okay";
	};

	&r_rsb {
	status = "okay";

	axp22x: pmic@3a3 {
	compatible = "x-powers,axp223";
	reg = <0x3a3>;
	interrupt-parent = <&r_intc>;
	interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
	drivevbus-supply = <&reg_vcc5v0>;
	x-powers,drive-vbus-en;
	};
	};

	#include "axp223.dtsi"

	&reg_aldo1 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-io";
	};

	&reg_aldo2 {
	regulator-always-on;
	regulator-min-microvolt = <2350000>;
	regulator-max-microvolt = <2650000>;
	regulator-name = "vdd-dll";
	};

	&reg_aldo3 {
	regulator-always-on;
	regulator-min-microvolt = <2700000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-pll-avcc";
	};

	&reg_dc5ldo {
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
	regulator-name = "vdd-cpus";
	};

	&reg_dcdc1 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-3v0";
	};

	&reg_dcdc2 {
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
	regulator-name = "vdd-sys";
	};

	&reg_dcdc3 {
	regulator-always-on;
	regulator-min-microvolt = <900000>;
	regulator-max-microvolt = <1400000>;
	regulator-name = "vdd-cpu";
	};

	&reg_dcdc5 {
	regulator-always-on;
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
	regulator-name = "vcc-dram";
	};

	&reg_dldo1 {
	/*
	* TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
	* Remove next line once it is possible to sync two regulators.
	*/
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-wifi0";
	};

	&reg_dldo2 {
	/*
	* TODO: WiFi chip needs dldo1 AND dldo2 to be on to be powered.
	* Remove next line once it is possible to sync two regulators.
	*/
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-wifi1";
	};

	&reg_dldo3 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-3v0-csi";
	};

	&reg_drivevbus {
	regulator-name = "usb0-vbus";
	status = "okay";
	};

	&reg_eldo1 {
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
	regulator-name = "vcc-1v2-hsic";
	};

	&reg_eldo2 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-dsp";
	};

	&reg_eldo3 {
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "eldo3";
	};

	&reg_usb1_vbus {
	gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */
	status = "okay";
	};

	&sound {
	status = "okay";
	};

	&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pb_pins>;
	status = "okay";
	};

	&usb_otg {
	dr_mode = "otg";
	status = "okay";
	};

	&usb_power_supply {
	status = "okay";
	};

	&usbphy {
	status = "okay";
	usb0_vbus-supply = <&reg_drivevbus>;
	usb0_id_det-gpios = <&pio 3 10 (GPIO_ACTIVE_HIGH \| GPIO_PULL_UP)>; /* PD10 */
	usb0_vbus_power-supply = <&usb_power_supply>;
	usb1_vbus-supply = <&reg_usb1_vbus>;
	};