upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/dts/sun7i-a20-wexler-tab7200.dts

263 lines
5.7 KiB

/*
* Copyright 2015 Aleksei Mamlin
* Aleksei Mamlin <mamlinav@gmail.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 "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 = "Wexler TAB7200";
compatible = "wexler,tab7200", "allwinner,sun7i-a20";
aliases {
serial0 = &uart0;
};
backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
default-brightness-level = <8>;
pinctrl-names = "default";
pinctrl-0 = <&bl_enable_pin>;
enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
};
chosen {
stdout-path = "serial0:115200n8";
};
};
&codec {
pinctrl-names = "default";
pinctrl-0 = <&codec_pa_pin>;
allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
status = "okay";
};
&cpu0 {
cpu-supply = <&reg_dcdc2>;
};
&ehci0 {
status = "okay";
};
&ehci1 {
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"
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins_a>;
status = "okay";
};
&i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&i2c2_pins_a>;
status = "okay";
gt911: touchscreen@5d {
compatible = "goodix,gt911";
reg = <0x5d>;
interrupt-parent = <&pio>;
interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
pinctrl-names = "default";
pinctrl-0 = <&ts_reset_pin>;
irq-gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* INT (PH21) */
reset-gpios = <&pio 1 13 GPIO_ACTIVE_HIGH>; /* RST (PB13) */
touchscreen-swapped-x-y;
};
};
&lradc {
vref-supply = <&reg_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>;
};
};
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins_a>;
vmmc-supply = <&reg_vcc3v3>;
bus-width = <4>;
cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
status = "okay";
};
&ohci0 {
status = "okay";
};
&ohci1 {
status = "okay";
};
&otg_sram {
status = "okay";
};
&pio {
bl_enable_pin: bl_enable_pin@0 {
pins = "PH7";
function = "gpio_out";
};
codec_pa_pin: codec_pa_pin@0 {
pins = "PH15";
function = "gpio_out";
};
ts_reset_pin: ts_reset_pin@0 {
pins = "PB13";
function = "gpio_out";
};
usb0_id_detect_pin: usb0_id_detect_pin@0 {
pins = "PH4";
function = "gpio_in";
bias-pull-up;
};
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm0_pins_a>;
status = "okay";
};
&reg_dcdc2 {
regulator-always-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1450000>;
regulator-name = "vdd-cpu";
};
&reg_dcdc3 {
regulator-always-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1400000>;
regulator-name = "vdd-int-dll";
};
&reg_ldo1 {
regulator-name = "vdd-rtc";
};
&reg_ldo2 {
regulator-always-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-name = "avcc";
};
&reg_usb0_vbus {
status = "okay";
};
&reg_usb1_vbus {
status = "okay";
};
&reg_usb2_vbus {
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pins_a>;
status = "okay";
};
&usb_otg {
dr_mode = "otg";
status = "okay";
};
&usb_power_supply {
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 = <&reg_usb0_vbus>;
usb1_vbus-supply = <&reg_usb1_vbus>;
usb2_vbus-supply = <&reg_usb2_vbus>;
status = "okay";
};