352 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
			
		
		
	
	
			352 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
| /*
 | |
|  * 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";
 | |
| 		pinctrl-names = "default";
 | |
| 		pinctrl-0 = <&led_pins_parrot>;
 | |
| 
 | |
| 		led1 {
 | |
| 			label = "parrot:led1:usr";
 | |
| 			gpio = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */
 | |
| 		};
 | |
| 
 | |
| 		led2 {
 | |
| 			label = "parrot:led2:usr";
 | |
| 			gpio = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */
 | |
| 		};
 | |
| 	};
 | |
| 
 | |
| 	wifi_pwrseq: wifi_pwrseq {
 | |
| 		compatible = "mmc-pwrseq-simple";
 | |
| 		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL06 */
 | |
| 	};
 | |
| 
 | |
| };
 | |
| 
 | |
| &ehci0 {
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &i2c1 {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&i2c1_pins_a>;
 | |
| 	status = "okay";
 | |
| 
 | |
| 	/*
 | |
| 	 * FIXME: An as-yet-unknown accelerometer is connected to this
 | |
| 	 * i2c bus.
 | |
| 	 */
 | |
| };
 | |
| 
 | |
| &lradc {
 | |
| 	vref-supply = <®_aldo3>;
 | |
| 	status = "okay";
 | |
| 
 | |
| 	button@0 {
 | |
| 		label = "V+";
 | |
| 		linux,code = <KEY_VOLUMEUP>;
 | |
| 		channel = <0>;
 | |
| 		voltage = <190000>;
 | |
| 	};
 | |
| 
 | |
| 	button@1 {
 | |
| 		label = "V-";
 | |
| 		linux,code = <KEY_VOLUMEDOWN>;
 | |
| 		channel = <0>;
 | |
| 		voltage = <390000>;
 | |
| 	};
 | |
| 
 | |
| };
 | |
| 
 | |
| &mmc0 {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_parrot>;
 | |
| 	vmmc-supply = <®_dcdc1>;
 | |
| 	cd-gpios = <&pio 3 14 GPIO_ACTIVE_LOW>; /* PD14 */
 | |
| 	bus-width = <4>;
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &mmc1 {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&mmc1_pins_a>, <&wifi_reset_pin_parrot>;
 | |
| 	vmmc-supply = <®_aldo1>;
 | |
| 	mmc-pwrseq = <&wifi_pwrseq>;
 | |
| 	bus-width = <4>;
 | |
| 	non-removable;
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &mmc2 {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&mmc2_8bit_pins>;
 | |
| 	vmmc-supply = <®_dcdc1>;
 | |
| 	bus-width = <8>;
 | |
| 	non-removable;
 | |
| 	cap-mmc-hw-reset;
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &mmc2_8bit_pins {
 | |
| 	allwinner,drive = <SUN4I_PINCTRL_40_MA>;
 | |
| 	allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 | |
| };
 | |
| 
 | |
| &ohci0 {
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &pio {
 | |
| 	mmc0_cd_pin_parrot: mmc0_cd_pin@0 {
 | |
| 		allwinner,pins = "PD14";
 | |
| 		allwinner,function = "gpio_in";
 | |
| 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 | |
| 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 | |
| 	};
 | |
| 
 | |
| 	led_pins_parrot: led_pins@0 {
 | |
| 		allwinner,pins = "PE16", "PE17";
 | |
| 		allwinner,function = "gpio_out";
 | |
| 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 | |
| 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 | |
| 	};
 | |
| 
 | |
| 	usb0_id_det: usb0_id_detect_pin@0 {
 | |
| 		allwinner,pins = "PD10";
 | |
| 		allwinner,function = "gpio_in";
 | |
| 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 | |
| 		allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 | |
| 	};
 | |
| 
 | |
| 	usb1_vbus_pin_parrot: usb1_vbus_pin@0 {
 | |
| 		allwinner,pins = "PD12";
 | |
| 		allwinner,function = "gpio_out";
 | |
| 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 | |
| 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 | |
| 	};
 | |
| };
 | |
| 
 | |
| &r_pio {
 | |
| 	wifi_reset_pin_parrot: wifi_reset_pin@0 {
 | |
| 		allwinner,pins = "PL6";
 | |
| 		allwinner,function = "gpio_out";
 | |
| 		allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 | |
| 		allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 | |
| 	};
 | |
| };
 | |
| 
 | |
| &r_rsb {
 | |
| 	status = "okay";
 | |
| 
 | |
| 	axp22x: pmic@3a3 {
 | |
| 		compatible = "x-powers,axp223";
 | |
| 		reg = <0x3a3>;
 | |
| 		interrupt-parent = <&nmi_intc>;
 | |
| 		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 | |
| 		drivevbus-supply = <®_vcc5v0>;
 | |
| 		x-powers,drive-vbus-en;
 | |
| 	};
 | |
| };
 | |
| 
 | |
| #include "axp22x.dtsi"
 | |
| 
 | |
| ®_aldo1 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <3000000>;
 | |
| 	regulator-max-microvolt = <3000000>;
 | |
| 	regulator-name = "vcc-io";
 | |
| };
 | |
| 
 | |
| ®_aldo2 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <2350000>;
 | |
| 	regulator-max-microvolt = <2650000>;
 | |
| 	regulator-name = "vdd-dll";
 | |
| };
 | |
| 
 | |
| ®_aldo3 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <2700000>;
 | |
| 	regulator-max-microvolt = <3300000>;
 | |
| 	regulator-name = "vcc-pll-avcc";
 | |
| };
 | |
| 
 | |
| ®_dc5ldo {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <900000>;
 | |
| 	regulator-max-microvolt = <1400000>;
 | |
| 	regulator-name = "vdd-cpus";
 | |
| };
 | |
| 
 | |
| ®_dcdc1 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <3000000>;
 | |
| 	regulator-max-microvolt = <3000000>;
 | |
| 	regulator-name = "vcc-3v0";
 | |
| };
 | |
| 
 | |
| ®_dcdc2 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <900000>;
 | |
| 	regulator-max-microvolt = <1400000>;
 | |
| 	regulator-name = "vdd-sys";
 | |
| };
 | |
| 
 | |
| ®_dcdc3 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <900000>;
 | |
| 	regulator-max-microvolt = <1400000>;
 | |
| 	regulator-name = "vdd-cpu";
 | |
| };
 | |
| 
 | |
| ®_dcdc5 {
 | |
| 	regulator-always-on;
 | |
| 	regulator-min-microvolt = <1500000>;
 | |
| 	regulator-max-microvolt = <1500000>;
 | |
| 	regulator-name = "vcc-dram";
 | |
| };
 | |
| 
 | |
| ®_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";
 | |
| };
 | |
| 
 | |
| ®_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";
 | |
| };
 | |
| 
 | |
| ®_dldo3 {
 | |
| 	regulator-min-microvolt = <3000000>;
 | |
| 	regulator-max-microvolt = <3000000>;
 | |
| 	regulator-name = "vcc-3v0-csi";
 | |
| };
 | |
| 
 | |
| ®_drivevbus {
 | |
| 	regulator-name = "usb0-vbus";
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| ®_eldo1 {
 | |
| 	regulator-min-microvolt = <1200000>;
 | |
| 	regulator-max-microvolt = <1200000>;
 | |
| 	regulator-name = "vcc-1v2-hsic";
 | |
| };
 | |
| 
 | |
| ®_eldo2 {
 | |
| 	regulator-min-microvolt = <3000000>;
 | |
| 	regulator-max-microvolt = <3000000>;
 | |
| 	regulator-name = "vcc-dsp";
 | |
| };
 | |
| 
 | |
| ®_eldo3 {
 | |
| 	regulator-min-microvolt = <3000000>;
 | |
| 	regulator-max-microvolt = <3000000>;
 | |
| 	regulator-name = "eldo3";
 | |
| };
 | |
| 
 | |
| ®_usb1_vbus {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&usb1_vbus_pin_parrot>;
 | |
| 	gpio = <&pio 3 12 GPIO_ACTIVE_HIGH>; /* PD12 */
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &uart0 {
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&uart0_pins_b>;
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &usb_otg {
 | |
| 	dr_mode = "otg";
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &usb_power_supply {
 | |
| 	status = "okay";
 | |
| };
 | |
| 
 | |
| &usbphy {
 | |
| 	status = "okay";
 | |
| 	pinctrl-names = "default";
 | |
| 	pinctrl-0 = <&usb0_id_det>;
 | |
| 	usb0_vbus-supply = <®_drivevbus>;
 | |
| 	usb0_id_det-gpios = <&pio 3 10 GPIO_ACTIVE_HIGH>; /* PD10 */
 | |
| 	usb0_vbus_power-supply = <&usb_power_supply>;
 | |
| 	usb1_vbus-supply = <®_usb1_vbus>;
 | |
| };
 |