mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-24 19:08:50 +09:00
146 lines
3.8 KiB
Plaintext
146 lines
3.8 KiB
Plaintext
![]() |
/*
|
||
|
* Copyright 2015 Hans de Goede <hdegoede@redhat.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-a23.dtsi"
|
||
|
#include "sunxi-common-regulators.dtsi"
|
||
|
|
||
|
#include <dt-bindings/gpio/gpio.h>
|
||
|
#include <dt-bindings/input/input.h>
|
||
|
#include <dt-bindings/pinctrl/sun4i-a10.h>
|
||
|
|
||
|
/ {
|
||
|
model = "Allwinner GT90H Quad Core Tablet (v4)";
|
||
|
compatible = "allwinner,gt90h-v4", "allwinner,sun8i-a33";
|
||
|
|
||
|
aliases {
|
||
|
serial0 = &r_uart;
|
||
|
};
|
||
|
|
||
|
chosen {
|
||
|
stdout-path = "serial0:115200n8";
|
||
|
};
|
||
|
};
|
||
|
|
||
|
&ehci0 {
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
&i2c0 {
|
||
|
pinctrl-names = "default";
|
||
|
pinctrl-0 = <&i2c0_pins_a>;
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
&i2c1 {
|
||
|
pinctrl-names = "default";
|
||
|
pinctrl-0 = <&i2c1_pins_a>;
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
&lradc {
|
||
|
vref-supply = <®_vcc3v0>;
|
||
|
status = "okay";
|
||
|
|
||
|
button@200 {
|
||
|
label = "Volume Up";
|
||
|
linux,code = <KEY_VOLUMEUP>;
|
||
|
channel = <0>;
|
||
|
voltage = <200000>;
|
||
|
};
|
||
|
|
||
|
button@400 {
|
||
|
label = "Volume Down";
|
||
|
linux,code = <KEY_VOLUMEDOWN>;
|
||
|
channel = <0>;
|
||
|
voltage = <400000>;
|
||
|
};
|
||
|
|
||
|
button@600 {
|
||
|
label = "Back";
|
||
|
linux,code = <KEY_BACK>;
|
||
|
channel = <0>;
|
||
|
voltage = <600000>;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
&mmc0 {
|
||
|
pinctrl-names = "default";
|
||
|
pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_gt90h>;
|
||
|
/* FIXME this really is aldo1, correct once we've pmic support */
|
||
|
vmmc-supply = <®_vcc3v0>;
|
||
|
bus-width = <4>;
|
||
|
cd-gpios = <&pio 1 4 GPIO_ACTIVE_HIGH>; /* PB4 */
|
||
|
cd-inverted;
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
&pio {
|
||
|
mmc0_cd_pin_gt90h: mmc0_cd_pin@0 {
|
||
|
allwinner,pins = "PB4";
|
||
|
allwinner,function = "gpio_in";
|
||
|
allwinner,drive = <SUN4I_PINCTRL_10_MA>;
|
||
|
allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
|
||
|
};
|
||
|
};
|
||
|
|
||
|
&r_uart {
|
||
|
pinctrl-names = "default";
|
||
|
pinctrl-0 = <&r_uart_pins_a>;
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
/*
|
||
|
* FIXME for now we only support host mode and rely on u-boot to have
|
||
|
* turned on Vbus which is controlled by the axp223 pmic on the board.
|
||
|
*
|
||
|
* Once we have axp223 support we should switch to fully supporting otg.
|
||
|
*/
|
||
|
&usb_otg {
|
||
|
dr_mode = "host";
|
||
|
status = "okay";
|
||
|
};
|
||
|
|
||
|
&usbphy {
|
||
|
status = "okay";
|
||
|
};
|