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-/*
- * 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>;
-
- 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 = <&reg_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 = <&reg_vbat>;
- };
-
- wifi_pwrseq: wifi_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 = <&reg_dcdc2>;
-};
-
-&cpu100 {
- cpu-supply = <&reg_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-ft5x06";
- 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 = <&reg_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 = <&reg_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 = <&reg_dldo1>;
- vqmmc-supply = <&reg_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 = <&reg_dcdc1>;
- vqmmc-supply = <&reg_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 = <&reg_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 = <0 IRQ_TYPE_LEVEL_LOW>;
- swin-supply = <&reg_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 = <0 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";
-};
-
-&reg_aldo1 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-name = "vcc-1.8";
-};
-
-&reg_aldo2 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-always-on;
- regulator-name = "vdd-drampll";
-};
-
-&reg_aldo3 {
- regulator-min-microvolt = <3000000>;
- regulator-max-microvolt = <3000000>;
- regulator-always-on;
- regulator-name = "avcc";
-};
-
-&reg_dcdc1 {
- regulator-min-microvolt = <3100000>;
- regulator-max-microvolt = <3100000>;
- regulator-always-on;
- regulator-name = "vcc-io";
-};
-
-&reg_dcdc2 {
- regulator-min-microvolt = <700000>;
- regulator-max-microvolt = <1100000>;
- regulator-always-on;
- regulator-name = "vdd-cpu-A";
-};
-
-&reg_dcdc3 {
- regulator-min-microvolt = <700000>;
- regulator-max-microvolt = <1100000>;
- regulator-always-on;
- regulator-name = "vdd-cpu-B";
-};
-
-&reg_dcdc4 {
- regulator-min-microvolt = <700000>;
- regulator-max-microvolt = <1100000>;
- regulator-name = "vdd-gpu";
-};
-
-&reg_dcdc5 {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1500000>;
- regulator-always-on;
- regulator-name = "vcc-dram";
-};
-
-&reg_dcdc6 {
- regulator-min-microvolt = <900000>;
- regulator-max-microvolt = <900000>;
- regulator-always-on;
- regulator-name = "vdd-sys";
-};
-
-&reg_dldo1 {
- regulator-min-microvolt = <3100000>;
- regulator-max-microvolt = <3100000>;
- regulator-name = "vcc-wifi-io";
-};
-
-&reg_dldo2 {
- regulator-min-microvolt = <2800000>;
- regulator-max-microvolt = <4200000>;
- regulator-name = "vcc-mipi";
-};
-
-&reg_dldo3 {
- regulator-min-microvolt = <2800000>;
- regulator-max-microvolt = <2800000>;
- regulator-name = "vdd-csi";
-};
-
-&reg_dldo4 {
- regulator-min-microvolt = <2800000>;
- regulator-max-microvolt = <2800000>;
- regulator-name = "avdd-csi";
-};
-
-&reg_drivevbus {
- regulator-name = "usb0-vbus";
- status = "okay";
-};
-
-&reg_eldo1 {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1800000>;
- regulator-name = "dvdd-csi-r";
-};
-
-&reg_eldo2 {
- regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
- regulator-name = "vcc-dsi";
-};
-
-&reg_eldo3 {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1800000>;
- regulator-name = "dvdd-csi-f";
-};
-
-&reg_fldo1 {
- regulator-min-microvolt = <1200000>;
- regulator-max-microvolt = <1200000>;
- regulator-name = "vcc-hsic";
-};
-
-&reg_fldo2 {
- regulator-min-microvolt = <700000>;
- regulator-max-microvolt = <1100000>;
- regulator-always-on;
- regulator-name = "vdd-cpus";
-};
-
-&reg_ldo_io0 {
- regulator-min-microvolt = <3100000>;
- regulator-max-microvolt = <3100000>;
- regulator-name = "vcc-ctp";
- status = "okay";
-};
-
-&reg_ldo_io1 {
- regulator-min-microvolt = <3100000>;
- regulator-max-microvolt = <3100000>;
- regulator-name = "vcc-vb";
- status = "okay";
-};
-
-&reg_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 = <&reg_vbat>;
- vddio-supply = <&reg_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 = <&reg_rtc_ldo>;
- vcc-supply = <&reg_gps>;
- current-speed = <9600>;
- };
-};
-
-&usb_otg {
- dr_mode = "otg";
- status = "okay";
-};
-
-&usbphy {
- usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
- usb0_vbus-supply = <&reg_drivevbus>;
- usb1_vbus-supply = <&reg_vmain>;
- usb2_vbus-supply = <&reg_vmain>;
- status = "okay";
-};