This introduces a newer dts for the Ainol AW1, that will be the base for introducing upstream Linux support for the device.
This update in U-Boot allows fixing USB OTG detection, that was missing from the previous dts. Signed-off-by: Paul Kocialkowski <[email protected]> --- arch/arm/dts/sun7i-a20-ainol-aw1.dts | 215 ++++++++++++++++++++++++++++++++++- 1 file changed, 211 insertions(+), 4 deletions(-) diff --git a/arch/arm/dts/sun7i-a20-ainol-aw1.dts b/arch/arm/dts/sun7i-a20-ainol-aw1.dts index 8b730cdfae..f62d67d6d6 100644 --- a/arch/arm/dts/sun7i-a20-ainol-aw1.dts +++ b/arch/arm/dts/sun7i-a20-ainol-aw1.dts @@ -1,17 +1,57 @@ /* - * Copyright 2015 Hans de Goede <[email protected]> + * Copyright 2018 Paul Kocialkowski <[email protected]> * - * Minimal dts file for the Ainol AW1 for u-boot only + * 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. * - * SPDX-License-Identifier: GPL-2.0+ or X11 + * 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 "sun7i-a20.dtsi" +#include "sunxi-common-regulators.dtsi" + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/interrupt-controller/irq.h> +#include <dt-bindings/pwm/pwm.h> / { model = "Ainol AW1"; - compatible = "ainol,aw1", "allwinner,sun7i-a20"; + compatible = "ainol,ainol-aw1", "allwinner,sun7i-a20"; aliases { serial0 = &uart0; @@ -20,6 +60,116 @@ chosen { stdout-path = "serial0:115200n8"; }; + + backlight: backlight { + compatible = "pwm-backlight"; + pinctrl-names = "default"; + pinctrl-0 = <&backlight_enable_pin>; + pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>; + brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>; + default-brightness-level = <8>; + enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */ + }; +}; + +&cpu0 { + cpu-supply = <®_dcdc2>; +}; + +&otg_sram { + status = "okay"; +}; + +&mmc0 { + pinctrl-names = "default"; + pinctrl-0 = <&mmc0_pins_a>; + vmmc-supply = <®_vcc3v3>; + bus-width = <4>; + cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */ + cd-inverted; + status = "okay"; +}; + +&usb_otg { + dr_mode = "otg"; + status = "okay"; +}; + +&usbphy { + pinctrl-names = "default"; + pinctrl-0 = <&usb0_id_detect_pin>; + usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ + usb0_vbus_power-supply = <&usb_power_supply>; + usb0_vbus-supply = <®_usb0_vbus>; + usb1_vbus-supply = <®_usb1_vbus>; + usb2_vbus-supply = <®_usb2_vbus>; + status = "okay"; +}; + +&ehci0 { + status = "okay"; +}; + +&ohci0 { + status = "okay"; +}; + +&ehci1 { + status = "okay"; +}; + +&ohci1 { + status = "okay"; +}; + +&pio { + backlight_enable_pin: backlight_enable_pin@0 { + pins = "PH7"; + function = "gpio_out"; + }; + + usb0_id_detect_pin: usb0_id_detect_pin@0 { + pins = "PH4"; + function = "gpio_in"; + bias-pull-up; + }; + + usb0_vbus_pin: usb0_vbus_pin@0 { + pins = "PB9"; + function = "gpio_out"; + }; +}; + +&pwm { + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pins_a>; + status = "okay"; +}; + +&lradc { + vref-supply = <®_vcc3v0>; + status = "okay"; + + button@571 { + label = "Volume Up"; + linux,code = <KEY_VOLUMEUP>; + channel = <0>; + voltage = <571428>; + }; + + button@761 { + label = "Volume Down"; + linux,code = <KEY_VOLUMEDOWN>; + channel = <0>; + voltage = <761904>; + }; + + button@952 { + label = "Home"; + linux,code = <KEY_HOME>; + channel = <0>; + voltage = <952380>; + }; }; &uart0 { @@ -27,3 +177,60 @@ pinctrl-0 = <&uart0_pins_a>; status = "okay"; }; + +&i2c0 { + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pins_a>; + status = "okay"; + + axp209: pmic@34 { + reg = <0x34>; + interrupt-parent = <&nmi_intc>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + }; +}; + +#include "axp209.dtsi" + +®_dcdc2 { + regulator-always-on; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1450000>; + regulator-name = "vdd-cpu"; +}; + +®_dcdc3 { + regulator-always-on; + regulator-min-microvolt = <1000000>; + regulator-max-microvolt = <1400000>; + regulator-name = "vdd-int-dll"; +}; + +®_ldo1 { + regulator-name = "vdd-rtc"; +}; + +®_ldo2 { + regulator-always-on; + regulator-min-microvolt = <3000000>; + regulator-max-microvolt = <3000000>; + regulator-name = "avcc"; +}; + +®_usb0_vbus { + pinctrl-0 = <&usb0_vbus_pin>; + gpio = <&pio 1 9 GPIO_ACTIVE_HIGH>; /*PB9 */ + status = "okay"; +}; + +®_usb1_vbus { + status = "okay"; +}; + +®_usb2_vbus { + status = "okay"; +}; + +&usb_power_supply { + status = "okay"; +}; -- 2.16.2 -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. 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