arch/arm/boot/dts/sun7i-a20-pcduino3.dts

   1 /*
   2  * Copyright 2014 Zoltan HERPAI
   3  * Zoltan HERPAI <wigyori@uid0.hu>
   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
  52 / {
  53         model = "LinkSprite pcDuino3";
  54         compatible = "linksprite,pcduino3", "allwinner,sun7i-a20";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58         };
  59
  60         chosen {
  61                 stdout-path = "serial0:115200n8";
  62         };
  63
  64         leds {
  65                 compatible = "gpio-leds";
  66
  67                 tx {
  68                         label = "pcduino3:green:tx";
  69                         gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
  70                 };
  71
  72                 rx {
  73                         label = "pcduino3:green:rx";
  74                         gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
  75                 };
  76         };
  77
  78         gpio-keys {
  79                 compatible = "gpio-keys";
  80
  81                 back {
  82                         label = "Key Back";
  83                         linux,code = <KEY_BACK>;
  84                         gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
  85                 };
  86
  87                 home {
  88                         label = "Key Home";
  89                         linux,code = <KEY_HOME>;
  90                         gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
  91                 };
  92
  93                 menu {
  94                         label = "Key Menu";
  95                         linux,code = <KEY_MENU>;
  96                         gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
  97                 };
  98         };
  99 };
 100
 101 &ahci {
 102         target-supply = <&reg_ahci_5v>;
 103         status = "okay";
 104 };
 105
 106 &codec {
 107         status = "okay";
 108 };
 109
 110 &cpu0 {
 111         cpu-supply = <&reg_dcdc2>;
 112 };
 113
 114 &ehci0 {
 115         status = "okay";
 116 };
 117
 118 &ehci1 {
 119         status = "okay";
 120 };
 121
 122 &gmac {
 123         pinctrl-names = "default";
 124         pinctrl-0 = <&gmac_mii_pins>;
 125         phy = <&phy1>;
 126         phy-mode = "mii";
 127         status = "okay";
 128
 129         phy1: ethernet-phy@1 {
 130                 reg = <1>;
 131         };
 132 };
 133
 134 &i2c0 {
 135         status = "okay";
 136
 137         axp209: pmic@34 {
 138                 reg = <0x34>;
 139                 interrupt-parent = <&nmi_intc>;
 140                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 141         };
 142 };
 143
 144 #include "axp209.dtsi"
 145
 146 &ir0 {
 147         pinctrl-names = "default";
 148         pinctrl-0 = <&ir0_rx_pin>;
 149         status = "okay";
 150 };
 151
 152 &mmc0 {
 153         vmmc-supply = <&reg_vcc3v3>;
 154         bus-width = <4>;
 155         cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
 156         status = "okay";
 157 };
 158
 159 &ohci0 {
 160         status = "okay";
 161 };
 162
 163 &ohci1 {
 164         status = "okay";
 165 };
 166
 167 &otg_sram {
 168         status = "okay";
 169 };
 170
 171 &pio {
 172         usb0_id_detect_pin: usb0-id-detect-pin {
 173                 pins = "PH4";
 174                 function = "gpio_in";
 175                 bias-pull-up;
 176         };
 177 };
 178
 179 &reg_ahci_5v {
 180         gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>;
 181         status = "okay";
 182 };
 183
 184 &reg_dcdc2 {
 185         regulator-always-on;
 186         regulator-min-microvolt = <1000000>;
 187         regulator-max-microvolt = <1400000>;
 188         regulator-name = "vdd-cpu";
 189 };
 190
 191 &reg_dcdc3 {
 192         regulator-always-on;
 193         regulator-min-microvolt = <1000000>;
 194         regulator-max-microvolt = <1400000>;
 195         regulator-name = "vdd-int-pll";
 196 };
 197
 198 &reg_ldo1 {
 199         regulator-name = "vdd-rtc";
 200 };
 201
 202 &reg_ldo2 {
 203         regulator-always-on;
 204         regulator-min-microvolt = <3000000>;
 205         regulator-max-microvolt = <3000000>;
 206         regulator-name = "avcc";
 207 };
 208
 209 &reg_usb1_vbus {
 210         status = "okay";
 211 };
 212
 213 &reg_usb2_vbus {
 214         status = "okay";
 215 };
 216
 217 &uart0 {
 218         pinctrl-names = "default";
 219         pinctrl-0 = <&uart0_pb_pins>;
 220         status = "okay";
 221 };
 222
 223 &usb_otg {
 224         dr_mode = "otg";
 225         status = "okay";
 226 };
 227
 228 &usbphy {
 229         pinctrl-names = "default";
 230         pinctrl-0 = <&usb0_id_detect_pin>;
 231         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 232         usb1_vbus-supply = <&reg_usb1_vbus>;
 233         usb2_vbus-supply = <&reg_usb2_vbus>;
 234         status = "okay";
 235 };