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linux/arch/arm/boot/dts/sun8i-r16-parrot.dts

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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 = <&reg_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 = <&reg_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 = <&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>;
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 = <&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 {
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 = <&reg_drivevbus>;
usb0_id_det-gpios = <&pio 3 10 GPIO_ACTIVE_HIGH>; /* PD10 */
usb0_vbus_power-supply = <&usb_power_supply>;
usb1_vbus-supply = <&reg_usb1_vbus>;
};
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