src/arm/allwinner/sun7i-a20-wexler-tab7200.dts

   1 /*
   2  * Copyright 2015 Aleksei Mamlin
   3  * Aleksei Mamlin <mamlinav@gmail.com>
   4  *
   5  * This file is dual-licensed: you can use it either under the terms
   6  * of the GPL or the X11 license, at your option. Note that this dual
   7  * licensing only applies to this file, and not this project as a
   8  * whole.
   9  *
  10  *  a) This file is free software; you can redistribute it and/or
  11  *     modify it under the terms of the GNU General Public License as
  12  *     published by the Free Software Foundation; either version 2 of the
  13  *     License, or (at your option) any later version.
  14  *
  15  *     This file is distributed in the hope that it will be useful,
  16  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *     GNU General Public License for more details.
  19  *
  20  * Or, alternatively,
  21  *
  22  *  b) Permission is hereby granted, free of charge, to any person
  23  *     obtaining a copy of this software and associated documentation
  24  *     files (the "Software"), to deal in the Software without
  25  *     restriction, including without limitation the rights to use,
  26  *     copy, modify, merge, publish, distribute, sublicense, and/or
  27  *     sell copies of the Software, and to permit persons to whom the
  28  *     Software is furnished to do so, subject to the following
  29  *     conditions:
  30  *
  31  *     The above copyright notice and this permission notice shall be
  32  *     included in all copies or substantial portions of the Software.
  33  *
  34  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  35  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  36  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  37  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  38  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  39  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  40  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  41  *     OTHER DEALINGS IN THE SOFTWARE.
  42  */
  43
  44 /dts-v1/;
  45 #include "sun7i-a20.dtsi"
  46 #include "sunxi-common-regulators.dtsi"
  47
  48 #include <dt-bindings/gpio/gpio.h>
  49 #include <dt-bindings/input/input.h>
  50 #include <dt-bindings/interrupt-controller/irq.h>
  51 #include <dt-bindings/pwm/pwm.h>
  52
  53 / {
  54         model = "Wexler TAB7200";
  55         compatible = "wexler,tab7200", "allwinner,sun7i-a20";
  56
  57         aliases {
  58                 serial0 = &uart0;
  59         };
  60
  61         backlight {
  62                 compatible = "pwm-backlight";
  63                 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
  64                 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
  65                 default-brightness-level = <8>;
  66                 enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
  67                 power-supply = <&reg_vcc3v3>;
  68         };
  69
  70         chosen {
  71                 stdout-path = "serial0:115200n8";
  72         };
  73 };
  74
  75 &codec {
  76         allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
  77         status = "okay";
  78 };
  79
  80 &cpu0 {
  81         cpu-supply = <&reg_dcdc2>;
  82 };
  83
  84 &ehci0 {
  85         status = "okay";
  86 };
  87
  88 &ehci1 {
  89         status = "okay";
  90 };
  91
  92 &i2c0 {
  93         status = "okay";
  94
  95         axp209: pmic@34 {
  96                 reg = <0x34>;
  97                 interrupt-parent = <&nmi_intc>;
  98                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
  99         };
 100 };
 101
 102 #include "axp209.dtsi"
 103
 104 &i2c1 {
 105         status = "okay";
 106 };
 107
 108 &i2c2 {
 109         status = "okay";
 110
 111         gt911: touchscreen@5d {
 112                 compatible = "goodix,gt911";
 113                 reg = <0x5d>;
 114                 interrupt-parent = <&pio>;
 115                 interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>; /* EINT21 (PH21) */
 116                 irq-gpios = <&pio 7 21 GPIO_ACTIVE_HIGH>; /* INT (PH21) */
 117                 reset-gpios = <&pio 1 13 GPIO_ACTIVE_HIGH>; /* RST (PB13) */
 118                 touchscreen-swapped-x-y;
 119         };
 120 };
 121
 122 &lradc {
 123         vref-supply = <&reg_vcc3v0>;
 124         status = "okay";
 125
 126         button-571 {
 127                 label = "Volume Up";
 128                 linux,code = <KEY_VOLUMEUP>;
 129                 channel = <0>;
 130                 voltage = <571428>;
 131         };
 132
 133         button-761 {
 134                 label = "Volume Down";
 135                 linux,code = <KEY_VOLUMEDOWN>;
 136                 channel = <0>;
 137                 voltage = <761904>;
 138         };
 139 };
 140
 141 &mmc0 {
 142         vmmc-supply = <&reg_vcc3v3>;
 143         bus-width = <4>;
 144         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
 145         status = "okay";
 146 };
 147
 148 &ohci0 {
 149         status = "okay";
 150 };
 151
 152 &ohci1 {
 153         status = "okay";
 154 };
 155
 156 &otg_sram {
 157         status = "okay";
 158 };
 159
 160 &pwm {
 161         pinctrl-names = "default";
 162         pinctrl-0 = <&pwm0_pin>;
 163         status = "okay";
 164 };
 165
 166 &reg_dcdc2 {
 167         regulator-always-on;
 168         regulator-min-microvolt = <1000000>;
 169         regulator-max-microvolt = <1450000>;
 170         regulator-name = "vdd-cpu";
 171 };
 172
 173 &reg_dcdc3 {
 174         regulator-always-on;
 175         regulator-min-microvolt = <1000000>;
 176         regulator-max-microvolt = <1400000>;
 177         regulator-name = "vdd-int-dll";
 178 };
 179
 180 &reg_ldo1 {
 181         regulator-name = "vdd-rtc";
 182 };
 183
 184 &reg_ldo2 {
 185         regulator-always-on;
 186         regulator-min-microvolt = <3000000>;
 187         regulator-max-microvolt = <3000000>;
 188         regulator-name = "avcc";
 189 };
 190
 191 &reg_usb0_vbus {
 192         status = "okay";
 193 };
 194
 195 &reg_usb1_vbus {
 196         status = "okay";
 197 };
 198
 199 &reg_usb2_vbus {
 200         status = "okay";
 201 };
 202
 203 &uart0 {
 204         pinctrl-names = "default";
 205         pinctrl-0 = <&uart0_pb_pins>;
 206         status = "okay";
 207 };
 208
 209 &usb_otg {
 210         dr_mode = "otg";
 211         status = "okay";
 212 };
 213
 214 &usb_power_supply {
 215         status = "okay";
 216 };
 217
 218 &usbphy {
 219         usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
 220         usb0_vbus_power-supply = <&usb_power_supply>;
 221         usb0_vbus-supply = <&reg_usb0_vbus>;
 222         usb1_vbus-supply = <&reg_usb1_vbus>;
 223         usb2_vbus-supply = <&reg_usb2_vbus>;
 224         status = "okay";
 225 };