/*
* Copyright (C) 2017 Touchless Biometric Systems AG
* Tomas Novotny <tomas@novotny.cz>
*
* 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-a83t.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/input/input.h>
/ {
model = "TBS A711 Tablet";
compatible = "tbs-biometrics,a711", "allwinner,sun8i-a83t";
aliases {
serial0 = &uart0;
serial1 = &uart1;
};
chosen {
stdout-path = "serial0:115200n8";
};
backlight: backlight {
compatible = "pwm-backlight";
pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
enable-gpios = <&pio 3 29 GPIO_ACTIVE_HIGH>;
power-supply = <®_sw>;
brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
default-brightness-level = <9>;
};
panel {
compatible = "tbs,a711-panel", "panel-lvds";
backlight = <&backlight>;
power-supply = <®_sw>;
width-mm = <153>;
height-mm = <90>;
data-mapping = "vesa-24";
panel-timing {
/* 1024x600 @60Hz */
clock-frequency = <52000000>;
hactive = <1024>;
vactive = <600>;
hsync-len = <20>;
hfront-porch = <180>;
hback-porch = <160>;
vfront-porch = <12>;
vback-porch = <23>;
vsync-len = <5>;
};
port {
panel_input: endpoint {
remote-endpoint = <&tcon0_out_lcd>;
};
};
};
reg_gps: reg-gps {
compatible = "regulator-fixed";
regulator-name = "gps";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
};
reg_vbat: reg-vbat {
compatible = "regulator-fixed";
regulator-name = "vbat";
regulator-min-microvolt = <3700000>;
regulator-max-microvolt = <3700000>;
};
reg_vmain: reg-vmain {
compatible = "regulator-fixed";
regulator-name = "vmain";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>;
enable-active-high;
vin-supply = <®_vbat>;
};
wifi_pwrseq: pwrseq {
compatible = "mmc-pwrseq-simple";
reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
/*
* This is actually Bluetooth's clock, but we have to
* hook it up somewheere
*/
clocks = <&ac100_rtc 1>;
clock-names = "ext_clock";
};
};
&cpu0 {
cpu-supply = <®_dcdc2>;
};
&cpu100 {
cpu-supply = <®_dcdc3>;
};
&de {
status = "okay";
};
/*
* An USB-2 hub is connected here, which also means we don't need to
* enable the OHCI controller.
*/
&ehci0 {
status = "okay";
};
/*
* There's a modem connected here that needs to be initialised before
* being able to be enumerated.
*/
&ehci1 {
status = "okay";
};
&i2c0 {
clock-frequency = <400000>;
status = "okay";
touchscreen@38 {
compatible = "edt,edt-ft5206";
reg = <0x38>;
interrupt-parent = <&r_pio>;
interrupts = <0 7 IRQ_TYPE_EDGE_FALLING>; /* PL7 */
reset-gpios = <&pio 3 5 GPIO_ACTIVE_LOW>; /* PD5 */
vcc-supply = <®_ldo_io0>;
touchscreen-size-x = <1024>;
touchscreen-size-y = <600>;
};
};
&i2c1 {
clock-frequency = <400000>;
status = "okay";
accelerometer@18 {
compatible = "bosch,bma250";
reg = <0x18>;
interrupt-parent = <&pio>;
interrupts = <7 10 IRQ_TYPE_EDGE_RISING>; /* PH10 / EINT10 */
};
};
&mmc0 {
vmmc-supply = <®_dcdc1>;
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
bus-width = <4>;
cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
status = "okay";
};
&mmc1 {
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
vmmc-supply = <®_dldo1>;
vqmmc-supply = <®_dldo1>;
non-removable;
wakeup-source;
keep-power-in-suspend;
status = "okay";
brcmf: wifi@1 {
reg = <1>;
compatible = "brcm,bcm4329-fmac";
interrupt-parent = <&r_pio>;
interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
interrupt-names = "host-wake";
};
};
&mmc2 {
pinctrl-0 = <&mmc2_8bit_emmc_pins>;
pinctrl-names = "default";
vmmc-supply = <®_dcdc1>;
vqmmc-supply = <®_dcdc1>;
bus-width = <8>;
non-removable;
cap-mmc-hw-reset;
status = "okay";
};
&pwm {
pinctrl-names = "default";
pinctrl-0 = <&pwm_pin>;
status = "okay";
};
&r_lradc {
vref-supply = <®_aldo2>;
status = "okay";
button-210 {
label = "Volume Up";
linux,code = <KEY_VOLUMEUP>;
channel = <0>;
voltage = <210000>;
};
button-410 {
label = "Volume Down";
linux,code = <KEY_VOLUMEDOWN>;
channel = <0>;
voltage = <410000>;
};
};
&r_rsb {
status = "okay";
axp81x: pmic@3a3 {
compatible = "x-powers,axp813";
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
swin-supply = <®_dcdc1>;
x-powers,drive-vbus-en;
};
ac100: codec@e89 {
compatible = "x-powers,ac100";
reg = <0xe89>;
ac100_codec: codec {
compatible = "x-powers,ac100-codec";
interrupt-parent = <&r_pio>;
interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
#clock-cells = <0>;
clock-output-names = "4M_adda";
};
ac100_rtc: rtc {
compatible = "x-powers,ac100-rtc";
interrupt-parent = <&r_intc>;
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
clocks = <&ac100_codec>;
#clock-cells = <1>;
clock-output-names = "cko1_rtc",
"cko2_rtc",
"cko3_rtc";
};
};
};
#include "axp81x.dtsi"
&battery_power_supply {
status = "okay";
};
®_aldo1 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-1.8";
};
®_aldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-name = "vdd-drampll";
};
®_aldo3 {
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-always-on;
regulator-name = "avcc";
};
®_dcdc1 {
regulator-min-microvolt = <3100000>;
regulator-max-microvolt = <3100000>;
regulator-always-on;
regulator-name = "vcc-io";
};
®_dcdc2 {
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-name = "vdd-cpu-A";
};
®_dcdc3 {
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-name = "vdd-cpu-B";
};
®_dcdc4 {
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1100000>;
regulator-name = "vdd-gpu";
};
®_dcdc5 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1500000>;
regulator-always-on;
regulator-name = "vcc-dram";
};
®_dcdc6 {
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <900000>;
regulator-always-on;
regulator-name = "vdd-sys";
};
®_dldo1 {
regulator-min-microvolt = <3100000>;
regulator-max-microvolt = <3100000>;
regulator-name = "vcc-wifi-io";
};
®_dldo2 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <4200000>;
regulator-name = "vcc-mipi";
};
®_dldo3 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vdd-csi";
};
®_dldo4 {
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-name = "avdd-csi";
};
®_drivevbus {
regulator-name = "usb0-vbus";
status = "okay";
};
®_eldo1 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-name = "dvdd-csi-r";
};
®_eldo2 {
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-name = "vcc-dsi";
};
®_eldo3 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-name = "dvdd-csi-f";
};
®_fldo1 {
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-name = "vcc-hsic";
};
®_fldo2 {
regulator-min-microvolt = <700000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-name = "vdd-cpus";
};
®_ldo_io0 {
regulator-min-microvolt = <3100000>;
regulator-max-microvolt = <3100000>;
regulator-name = "vcc-ctp";
status = "okay";
};
®_ldo_io1 {
regulator-min-microvolt = <3100000>;
regulator-max-microvolt = <3100000>;
regulator-name = "vcc-vb";
status = "okay";
};
®_sw {
regulator-min-microvolt = <3100000>;
regulator-max-microvolt = <3100000>;
regulator-name = "vcc-lcd";
};
&tcon0 {
pinctrl-names = "default";
pinctrl-0 = <&lcd_lvds_pins>;
};
&tcon0_out {
tcon0_out_lcd: endpoint {
remote-endpoint = <&panel_input>;
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pb_pins>;
status = "okay";
};
/* There's the BT part of the AP6210 connected to that UART */
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
uart-has-rtscts;
status = "okay";
bluetooth {
compatible = "brcm,bcm20702a1";
clocks = <&ac100_rtc 1>;
clock-names = "lpo";
vbat-supply = <®_vbat>;
vddio-supply = <®_dldo1>;
device-wakeup-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
host-wakeup-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */
shutdown-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
max-speed = <1500000>;
};
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pb_pins>;
status = "okay";
gnss {
compatible = "u-blox,neo-6m";
v-bckp-supply = <®_rtc_ldo>;
vcc-supply = <®_gps>;
current-speed = <9600>;
};
};
&usb_otg {
status = "okay";
};
&usbphy {
usb0_id_det-gpios = <&pio 7 11 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH11 */
usb0_vbus_power-supply = <&usb_power_supply>;
usb0_vbus-supply = <®_drivevbus>;
usb1_vbus-supply = <®_vmain>;
usb2_vbus-supply = <®_vmain>;
status = "okay";
};
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