arch/arm/boot/dts/sun4i-a10-dserve-dsrv9703c.dts

   1 /*
   2  * Copyright 2016 Hans de Goede <hdegoede@redhat.com>
   3  *
   4  * This file is dual-licensed: you can use it either under the terms
   5  * of the GPL or the X11 license, at your option. Note that this dual
   6  * licensing only applies to this file, and not this project as a
   7  * whole.
   8  *
   9  *  a) This file is free software; you can redistribute it and/or
  10  *     modify it under the terms of the GNU General Public License as
  11  *     published by the Free Software Foundation; either version 2 of the
  12  *     License, or (at your option) any later version.
  13  *
  14  *     This file is distributed in the hope that it will be useful,
  15  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *     GNU General Public License for more details.
  18  *
  19  * Or, alternatively,
  20  *
  21  *  b) Permission is hereby granted, free of charge, to any person
  22  *     obtaining a copy of this software and associated documentation
  23  *     files (the "Software"), to deal in the Software without
  24  *     restriction, including without limitation the rights to use,
  25  *     copy, modify, merge, publish, distribute, sublicense, and/or
  26  *     sell copies of the Software, and to permit persons to whom the
  27  *     Software is furnished to do so, subject to the following
  28  *     conditions:
  29  *
  30  *     The above copyright notice and this permission notice shall be
  31  *     included in all copies or substantial portions of the Software.
  32  *
  33  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  34  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  35  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  36  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  37  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  38  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  39  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  40  *     OTHER DEALINGS IN THE SOFTWARE.
  41  */
  42
  43 /dts-v1/;
  44 #include "sun4i-a10.dtsi"
  45 #include "sunxi-common-regulators.dtsi"
  46 #include <dt-bindings/gpio/gpio.h>
  47 #include <dt-bindings/input/input.h>
  48 #include <dt-bindings/interrupt-controller/irq.h>
  49 #include <dt-bindings/pinctrl/sun4i-a10.h>
  50 #include <dt-bindings/pwm/pwm.h>
  51
  52 / {
  53         model = "Dserve DSRV9703C";
  54         compatible = "dserve,dsrv9703c", "allwinner,sun4i-a10";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58         };
  59
  60         backlight: backlight {
  61                 compatible = "pwm-backlight";
  62                 pinctrl-names = "default";
  63                 pinctrl-0 = <&bl_en_pin_dsrv9703c>;
  64                 pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
  65                 brightness-levels = <0 10 20 30 40 50 60 70 80 90 100>;
  66                 default-brightness-level = <8>;
  67                 enable-gpios = <&pio 7 7 GPIO_ACTIVE_HIGH>; /* PH7 */
  68         };
  69
  70         chosen {
  71                 stdout-path = "serial0:115200n8";
  72         };
  73
  74         haptics {
  75                 compatible = "regulator-haptic";
  76                 haptic-supply = <&reg_motor>;
  77                 min-microvolt = <3000000>;
  78                 max-microvolt = <3000000>;
  79         };
  80
  81         reg_motor: reg_motor {
  82                 compatible = "regulator-fixed";
  83                 pinctrl-names = "default";
  84                 pinctrl-0 = <&motor_pins>;
  85                 regulator-name = "vcc-motor";
  86                 regulator-min-microvolt = <3000000>;
  87                 regulator-max-microvolt = <3000000>;
  88                 enable-active-high;
  89                 gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
  90         };
  91 };
  92
  93 &codec {
  94         pinctrl-names = "default";
  95         pinctrl-0 = <&codec_pa_pin>;
  96         allwinner,pa-gpios = <&pio 7 15 GPIO_ACTIVE_HIGH>; /* PH15 */
  97         status = "okay";
  98 };
  99
 100 &cpu0 {
 101         cpu-supply = <&reg_dcdc2>;
 102 };
 103
 104 &ehci1 {
 105         status = "okay";
 106 };
 107
 108 &i2c0 {
 109         pinctrl-names = "default";
 110         pinctrl-0 = <&i2c0_pins_a>;
 111         status = "okay";
 112
 113         axp209: pmic@34 {
 114                 reg = <0x34>;
 115                 interrupts = <0>;
 116         };
 117 };
 118
 119 #include "axp209.dtsi"
 120
 121 &i2c1 {
 122         pinctrl-names = "default";
 123         pinctrl-0 = <&i2c1_pins_a>;
 124         /* pull-ups and devices require AXP209 LDO3 */
 125         status = "failed";
 126 };
 127
 128 &i2c2 {
 129         pinctrl-names = "default";
 130         pinctrl-0 = <&i2c2_pins_a>;
 131         status = "okay";
 132
 133         ft5406ee8: touchscreen@38 {
 134                 compatible = "edt,edt-ft5406";
 135                 reg = <0x38>;
 136                 interrupt-parent = <&pio>;
 137                 interrupts = <7 21 IRQ_TYPE_EDGE_FALLING>;
 138                 pinctrl-names = "default";
 139                 pinctrl-0 = <&touchscreen_pins>;
 140                 reset-gpios = <&pio 1 13 GPIO_ACTIVE_LOW>;
 141                 touchscreen-size-x = <1024>;
 142                 touchscreen-size-y = <768>;
 143         };
 144 };
 145
 146 &lradc {
 147         vref-supply = <&reg_ldo2>;
 148         status = "okay";
 149
 150         button@400 {
 151                 label = "Volume Down";
 152                 linux,code = <KEY_VOLUMEDOWN>;
 153                 channel = <0>;
 154                 voltage = <400000>;
 155         };
 156
 157         button@800 {
 158                 label = "Volume Up";
 159                 linux,code = <KEY_VOLUMEUP>;
 160                 channel = <0>;
 161                 voltage = <800000>;
 162         };
 163 };
 164
 165 &mmc0 {
 166         pinctrl-names = "default";
 167         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 168         vmmc-supply = <&reg_vcc3v3>;
 169         bus-width = <4>;
 170         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 171         cd-inverted;
 172         status = "okay";
 173 };
 174
 175 &otg_sram {
 176         status = "okay";
 177 };
 178
 179 &pio {
 180         bl_en_pin_dsrv9703c: bl_en_pin@0 {
 181                 pins = "PH7";
 182                 function = "gpio_out";
 183         };
 184
 185         codec_pa_pin: codec_pa_pin@0 {
 186                 pins = "PH15";
 187                 function = "gpio_out";
 188         };
 189
 190         motor_pins: motor_pins@0 {
 191                 pins = "PB3";
 192                 function = "gpio_out";
 193         };
 194
 195         touchscreen_pins: touchscreen_pins@0 {
 196                 pins = "PB13";
 197                 function = "gpio_out";
 198         };
 199
 200         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 201                 pins = "PH4";
 202                 function = "gpio_in";
 203                 bias-pull-up;
 204         };
 205
 206         usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
 207                 pins = "PH5";
 208                 function = "gpio_in";
 209                 bias-pull-down;
 210         };
 211 };
 212
 213 &pwm {
 214         pinctrl-names = "default";
 215         pinctrl-0 = <&pwm0_pins_a>;
 216         status = "okay";
 217 };
 218
 219 &reg_dcdc2 {
 220         regulator-always-on;
 221         regulator-min-microvolt = <1000000>;
 222         regulator-max-microvolt = <1400000>;
 223         regulator-name = "vdd-cpu";
 224 };
 225
 226 &reg_dcdc3 {
 227         regulator-always-on;
 228         regulator-min-microvolt = <1250000>;
 229         regulator-max-microvolt = <1250000>;
 230         regulator-name = "vdd-int-dll";
 231 };
 232
 233 &reg_ldo1 {
 234         regulator-name = "vdd-rtc";
 235 };
 236
 237 &reg_ldo2 {
 238         regulator-always-on;
 239         regulator-min-microvolt = <3000000>;
 240         regulator-max-microvolt = <3000000>;
 241         regulator-name = "avcc";
 242 };
 243
 244 &reg_usb0_vbus {
 245         status = "okay";
 246 };
 247
 248 &reg_usb2_vbus {
 249         status = "okay";
 250 };
 251
 252 &uart0 {
 253         pinctrl-names = "default";
 254         pinctrl-0 = <&uart0_pins_a>;
 255         status = "okay";
 256 };
 257
 258 &usb_otg {
 259         dr_mode = "otg";
 260         status = "okay";
 261 };
 262
 263 &usbphy {
 264         pinctrl-names = "default";
 265         pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 266         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 267         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 268         usb0_vbus-supply = <&reg_usb0_vbus>;
 269         usb2_vbus-supply = <&reg_usb2_vbus>;
 270         status = "okay";
 271 };