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 #include <dt-bindings/pinctrl/sun4i-a10.h>
  52
  53 / {
  54         model = "LinkSprite pcDuino3";
  55         compatible = "linksprite,pcduino3", "allwinner,sun7i-a20";
  56
  57         aliases {
  58                 serial0 = &uart0;
  59         };
  60
  61         chosen {
  62                 stdout-path = "serial0:115200n8";
  63         };
  64
  65         leds {
  66                 compatible = "gpio-leds";
  67                 pinctrl-names = "default";
  68                 pinctrl-0 = <&led_pins_pcduino3>;
  69
  70                 tx {
  71                         label = "pcduino3:green:tx";
  72                         gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
  73                 };
  74
  75                 rx {
  76                         label = "pcduino3:green:rx";
  77                         gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
  78                 };
  79         };
  80
  81         gpio_keys {
  82                 compatible = "gpio-keys";
  83                 pinctrl-names = "default";
  84                 pinctrl-0 = <&key_pins_pcduino3>;
  85                 #address-cells = <1>;
  86                 #size-cells = <0>;
  87                 button@0 {
  88                         label = "Key Back";
  89                         linux,code = <KEY_BACK>;
  90                         gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
  91                 };
  92                 button@1 {
  93                         label = "Key Home";
  94                         linux,code = <KEY_HOME>;
  95                         gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
  96                 };
  97                 button@2 {
  98                         label = "Key Menu";
  99                         linux,code = <KEY_MENU>;
 100                         gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
 101                 };
 102         };
 103 };
 104
 105 &ahci {
 106         target-supply = <&reg_ahci_5v>;
 107         status = "okay";
 108 };
 109
 110 &ahci_pwr_pin_a {
 111         allwinner,pins = "PH2";
 112 };
 113
 114 &codec {
 115         status = "okay";
 116 };
 117
 118 &cpu0 {
 119         cpu-supply = <&reg_dcdc2>;
 120 };
 121
 122 &ehci0 {
 123         status = "okay";
 124 };
 125
 126 &ehci1 {
 127         status = "okay";
 128 };
 129
 130 &gmac {
 131         pinctrl-names = "default";
 132         pinctrl-0 = <&gmac_pins_mii_a>;
 133         phy = <&phy1>;
 134         phy-mode = "mii";
 135         status = "okay";
 136
 137         phy1: ethernet-phy@1 {
 138                 reg = <1>;
 139         };
 140 };
 141
 142 &i2c0 {
 143         pinctrl-names = "default";
 144         pinctrl-0 = <&i2c0_pins_a>;
 145         status = "okay";
 146
 147         axp209: pmic@34 {
 148                 reg = <0x34>;
 149                 interrupt-parent = <&nmi_intc>;
 150                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 151         };
 152 };
 153
 154 #include "axp209.dtsi"
 155
 156 &ir0 {
 157         pinctrl-names = "default";
 158         pinctrl-0 = <&ir0_rx_pins_a>;
 159         status = "okay";
 160 };
 161
 162 &mmc0 {
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 165         vmmc-supply = <&reg_vcc3v3>;
 166         bus-width = <4>;
 167         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 168         cd-inverted;
 169         status = "okay";
 170 };
 171
 172 &ohci0 {
 173         status = "okay";
 174 };
 175
 176 &ohci1 {
 177         status = "okay";
 178 };
 179
 180 &otg_sram {
 181         status = "okay";
 182 };
 183
 184 &pio {
 185         led_pins_pcduino3: led_pins@0 {
 186                 allwinner,pins = "PH15", "PH16";
 187                 allwinner,function = "gpio_out";
 188                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 189                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 190         };
 191
 192         key_pins_pcduino3: key_pins@0 {
 193                 allwinner,pins = "PH17", "PH18", "PH19";
 194                 allwinner,function = "gpio_in";
 195                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 196                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 197         };
 198
 199         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 200                 allwinner,pins = "PH4";
 201                 allwinner,function = "gpio_in";
 202                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 203                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 204         };
 205 };
 206
 207 &reg_ahci_5v {
 208         gpio = <&pio 7 2 GPIO_ACTIVE_HIGH>;
 209         status = "okay";
 210 };
 211
 212 &reg_dcdc2 {
 213         regulator-always-on;
 214         regulator-min-microvolt = <1000000>;
 215         regulator-max-microvolt = <1400000>;
 216         regulator-name = "vdd-cpu";
 217 };
 218
 219 &reg_dcdc3 {
 220         regulator-always-on;
 221         regulator-min-microvolt = <1000000>;
 222         regulator-max-microvolt = <1400000>;
 223         regulator-name = "vdd-int-pll";
 224 };
 225
 226 &reg_ldo1 {
 227         regulator-name = "vdd-rtc";
 228 };
 229
 230 &reg_ldo2 {
 231         regulator-always-on;
 232         regulator-min-microvolt = <3000000>;
 233         regulator-max-microvolt = <3000000>;
 234         regulator-name = "avcc";
 235 };
 236
 237 &reg_usb1_vbus {
 238         status = "okay";
 239 };
 240
 241 &reg_usb2_vbus {
 242         status = "okay";
 243 };
 244
 245 &uart0 {
 246         pinctrl-names = "default";
 247         pinctrl-0 = <&uart0_pins_a>;
 248         status = "okay";
 249 };
 250
 251 &usb_otg {
 252         dr_mode = "otg";
 253         status = "okay";
 254 };
 255
 256 &usbphy {
 257         pinctrl-names = "default";
 258         pinctrl-0 = <&usb0_id_detect_pin>;
 259         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 260         usb1_vbus-supply = <&reg_usb1_vbus>;
 261         usb2_vbus-supply = <&reg_usb2_vbus>;
 262         status = "okay";
 263 };