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- /*
- * 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 */
- };
- };
- &codec {
- status = "okay";
- };
- &dai {
- status = "okay";
- };
- &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 {
- drive-strength = <40>;
- bias-pull-up;
- };
- &ohci0 {
- status = "okay";
- };
- &pio {
- mmc0_cd_pin_parrot: mmc0_cd_pin@0 {
- pins = "PD14";
- function = "gpio_in";
- bias-pull-up;
- };
- led_pins_parrot: led_pins@0 {
- pins = "PE16", "PE17";
- function = "gpio_out";
- };
- usb0_id_det: usb0_id_detect_pin@0 {
- pins = "PD10";
- function = "gpio_in";
- bias-pull-up;
- };
- usb1_vbus_pin_parrot: usb1_vbus_pin@0 {
- pins = "PD12";
- function = "gpio_out";
- };
- };
- &r_pio {
- wifi_reset_pin_parrot: wifi_reset_pin@0 {
- pins = "PL6";
- function = "gpio_out";
- };
- };
- &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 "axp223.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";
- };
- &sound {
- 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>;
- };
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