arch/arm/dts/sun7i-a20-olinuxino-micro.dts

   1 /*
   2  * Copyright 2013 Maxime Ripard
   3  *
   4  * Maxime Ripard <maxime.ripard@free-electrons.com>
   5  *
   6  * This file is dual-licensed: you can use it either under the terms
   7  * of the GPL or the X11 license, at your option. Note that this dual
   8  * licensing only applies to this file, and not this project as a
   9  * whole.
  10  *
  11  *  a) This file is free software; you can redistribute it and/or
  12  *     modify it under the terms of the GNU General Public License as
  13  *     published by the Free Software Foundation; either version 2 of the
  14  *     License, or (at your option) any later version.
  15  *
  16  *     This file is distributed in the hope that it will be useful,
  17  *     but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *     GNU General Public License for more details.
  20  *
  21  *     You should have received a copy of the GNU General Public
  22  *     License along with this file; if not, write to the Free
  23  *     Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  24  *     MA 02110-1301 USA
  25  *
  26  * Or, alternatively,
  27  *
  28  *  b) Permission is hereby granted, free of charge, to any person
  29  *     obtaining a copy of this software and associated documentation
  30  *     files (the "Software"), to deal in the Software without
  31  *     restriction, including without limitation the rights to use,
  32  *     copy, modify, merge, publish, distribute, sublicense, and/or
  33  *     sell copies of the Software, and to permit persons to whom the
  34  *     Software is furnished to do so, subject to the following
  35  *     conditions:
  36  *
  37  *     The above copyright notice and this permission notice shall be
  38  *     included in all copies or substantial portions of the Software.
  39  *
  40  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  41  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  42  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  43  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  44  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  45  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  46  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  47  *     OTHER DEALINGS IN THE SOFTWARE.
  48  */
  49
  50 /dts-v1/;
  51 #include "sun7i-a20.dtsi"
  52 #include "sunxi-common-regulators.dtsi"
  53
  54 #include <dt-bindings/gpio/gpio.h>
  55 #include <dt-bindings/input/input.h>
  56 #include <dt-bindings/interrupt-controller/irq.h>
  57 #include <dt-bindings/pinctrl/sun4i-a10.h>
  58
  59 / {
  60         model = "Olimex A20-Olinuxino Micro";
  61         compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
  62
  63         aliases {
  64                 serial0 = &uart0;
  65                 serial1 = &uart6;
  66                 serial2 = &uart7;
  67                 spi0 = &spi1;
  68                 spi1 = &spi2;
  69         };
  70
  71         chosen {
  72                 stdout-path = "serial0:115200n8";
  73         };
  74
  75         leds {
  76                 compatible = "gpio-leds";
  77                 pinctrl-names = "default";
  78                 pinctrl-0 = <&led_pins_olinuxino>;
  79
  80                 green {
  81                         label = "a20-olinuxino-micro:green:usr";
  82                         gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
  83                         default-state = "on";
  84                 };
  85         };
  86 };
  87
  88 &ahci {
  89         target-supply = <&reg_ahci_5v>;
  90         status = "okay";
  91 };
  92
  93 &ehci0 {
  94         status = "okay";
  95 };
  96
  97 &ehci1 {
  98         status = "okay";
  99 };
 100
 101 &gmac {
 102         pinctrl-names = "default";
 103         pinctrl-0 = <&gmac_pins_mii_a>;
 104         phy = <&phy1>;
 105         phy-mode = "mii";
 106         status = "okay";
 107
 108         phy1: ethernet-phy@1 {
 109                 reg = <1>;
 110         };
 111 };
 112
 113 &i2c0 {
 114         pinctrl-names = "default";
 115         pinctrl-0 = <&i2c0_pins_a>;
 116         status = "okay";
 117
 118         axp209: pmic@34 {
 119                 compatible = "x-powers,axp209";
 120                 reg = <0x34>;
 121                 interrupt-parent = <&nmi_intc>;
 122                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 123
 124                 interrupt-controller;
 125                 #interrupt-cells = <1>;
 126         };
 127 };
 128
 129 &i2c1 {
 130         pinctrl-names = "default";
 131         pinctrl-0 = <&i2c1_pins_a>;
 132         status = "okay";
 133 };
 134
 135 &i2c2 {
 136         pinctrl-names = "default";
 137         pinctrl-0 = <&i2c2_pins_a>;
 138         status = "okay";
 139 };
 140
 141 &lradc {
 142         vref-supply = <&reg_vcc3v0>;
 143         status = "okay";
 144
 145         button@191 {
 146                 label = "Volume Up";
 147                 linux,code = <KEY_VOLUMEUP>;
 148                 channel = <0>;
 149                 voltage = <191274>;
 150         };
 151
 152         button@392 {
 153                 label = "Volume Down";
 154                 linux,code = <KEY_VOLUMEDOWN>;
 155                 channel = <0>;
 156                 voltage = <392644>;
 157         };
 158
 159         button@601 {
 160                 label = "Menu";
 161                 linux,code = <KEY_MENU>;
 162                 channel = <0>;
 163                 voltage = <601151>;
 164         };
 165
 166         button@795 {
 167                 label = "Search";
 168                 linux,code = <KEY_SEARCH>;
 169                 channel = <0>;
 170                 voltage = <795090>;
 171         };
 172
 173         button@987 {
 174                 label = "Home";
 175                 linux,code = <KEY_HOMEPAGE>;
 176                 channel = <0>;
 177                 voltage = <987387>;
 178         };
 179
 180         button@1184 {
 181                 label = "Esc";
 182                 linux,code = <KEY_ESC>;
 183                 channel = <0>;
 184                 voltage = <1184678>;
 185         };
 186
 187         button@1398 {
 188                 label = "Enter";
 189                 linux,code = <KEY_ENTER>;
 190                 channel = <0>;
 191                 voltage = <1398804>;
 192         };
 193 };
 194
 195 &mmc0 {
 196         pinctrl-names = "default";
 197         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 198         vmmc-supply = <&reg_vcc3v3>;
 199         bus-width = <4>;
 200         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 201         cd-inverted;
 202         status = "okay";
 203 };
 204
 205 &mmc3 {
 206         pinctrl-names = "default";
 207         pinctrl-0 = <&mmc3_pins_a>, <&mmc3_cd_pin_olinuxinom>;
 208         vmmc-supply = <&reg_vcc3v3>;
 209         bus-width = <4>;
 210         cd-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 211         cd-inverted;
 212         status = "okay";
 213 };
 214
 215 &ohci0 {
 216         status = "okay";
 217 };
 218
 219 &ohci1 {
 220         status = "okay";
 221 };
 222
 223 &pio {
 224         mmc3_cd_pin_olinuxinom: mmc3_cd_pin@0 {
 225                 allwinner,pins = "PH11";
 226                 allwinner,function = "gpio_in";
 227                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 228                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 229         };
 230
 231         led_pins_olinuxino: led_pins@0 {
 232                 allwinner,pins = "PH2";
 233                 allwinner,function = "gpio_out";
 234                 allwinner,drive = <SUN4I_PINCTRL_20_MA>;
 235                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 236         };
 237 };
 238
 239 &reg_ahci_5v {
 240         status = "okay";
 241 };
 242
 243 &reg_usb1_vbus {
 244         status = "okay";
 245 };
 246
 247 &reg_usb2_vbus {
 248         status = "okay";
 249 };
 250
 251 &spi1 {
 252         pinctrl-names = "default";
 253         pinctrl-0 = <&spi1_pins_a>;
 254         status = "okay";
 255 };
 256
 257 &spi2 {
 258         pinctrl-names = "default";
 259         pinctrl-0 = <&spi2_pins_a>;
 260         status = "okay";
 261 };
 262
 263 &uart0 {
 264         pinctrl-names = "default";
 265         pinctrl-0 = <&uart0_pins_a>;
 266         status = "okay";
 267 };
 268
 269 &uart6 {
 270         pinctrl-names = "default";
 271         pinctrl-0 = <&uart6_pins_a>;
 272         status = "okay";
 273 };
 274
 275 &uart7 {
 276         pinctrl-names = "default";
 277         pinctrl-0 = <&uart7_pins_a>;
 278         status = "okay";
 279 };
 280
 281 &usbphy {
 282         usb1_vbus-supply = <&reg_usb1_vbus>;
 283         usb2_vbus-supply = <&reg_usb2_vbus>;
 284         status = "okay";
 285 };