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  * Or, alternatively,
  22  *
  23  *  b) Permission is hereby granted, free of charge, to any person
  24  *     obtaining a copy of this software and associated documentation
  25  *     files (the "Software"), to deal in the Software without
  26  *     restriction, including without limitation the rights to use,
  27  *     copy, modify, merge, publish, distribute, sublicense, and/or
  28  *     sell copies of the Software, and to permit persons to whom the
  29  *     Software is furnished to do so, subject to the following
  30  *     conditions:
  31  *
  32  *     The above copyright notice and this permission notice shall be
  33  *     included in all copies or substantial portions of the Software.
  34  *
  35  *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  36  *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  37  *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  38  *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  39  *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  40  *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  41  *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  42  *     OTHER DEALINGS IN THE SOFTWARE.
  43  */
  44
  45 /dts-v1/;
  46 #include "sun7i-a20.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include <dt-bindings/input/input.h>
  51 #include <dt-bindings/interrupt-controller/irq.h>
  52 #include <dt-bindings/pinctrl/sun4i-a10.h>
  53
  54 / {
  55         model = "Olimex A20-Olinuxino Micro";
  56         compatible = "olimex,a20-olinuxino-micro", "allwinner,sun7i-a20";
  57
  58         aliases {
  59                 serial0 = &uart0;
  60                 serial1 = &uart6;
  61                 serial2 = &uart7;
  62                 spi0 = &spi1;
  63                 spi1 = &spi2;
  64         };
  65
  66         chosen {
  67                 stdout-path = "serial0:115200n8";
  68         };
  69
  70         leds {
  71                 compatible = "gpio-leds";
  72                 pinctrl-names = "default";
  73                 pinctrl-0 = <&led_pins_olinuxino>;
  74
  75                 green {
  76                         label = "a20-olinuxino-micro:green:usr";
  77                         gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
  78                         default-state = "on";
  79                 };
  80         };
  81 };
  82
  83 &ahci {
  84         target-supply = <&reg_ahci_5v>;
  85         status = "okay";
  86 };
  87
  88 &ehci0 {
  89         status = "okay";
  90 };
  91
  92 &ehci1 {
  93         status = "okay";
  94 };
  95
  96 &gmac {
  97         pinctrl-names = "default";
  98         pinctrl-0 = <&gmac_pins_mii_a>;
  99         phy = <&phy1>;
 100         phy-mode = "mii";
 101         status = "okay";
 102
 103         phy1: ethernet-phy@1 {
 104                 reg = <1>;
 105         };
 106 };
 107
 108 &i2c0 {
 109         pinctrl-names = "default";
 110         pinctrl-0 = <&i2c0_pins_a>;
 111         status = "okay";
 112
 113         axp209: pmic@34 {
 114                 compatible = "x-powers,axp209";
 115                 reg = <0x34>;
 116                 interrupt-parent = <&nmi_intc>;
 117                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 118
 119                 interrupt-controller;
 120                 #interrupt-cells = <1>;
 121         };
 122 };
 123
 124 &i2c1 {
 125         pinctrl-names = "default";
 126         pinctrl-0 = <&i2c1_pins_a>;
 127         status = "okay";
 128
 129         eeprom: eeprom@50 {
 130                 compatible = "atmel,24c16";
 131                 reg = <0x50>;
 132                 pagesize = <16>;
 133         };
 134 };
 135
 136 &i2c2 {
 137         pinctrl-names = "default";
 138         pinctrl-0 = <&i2c2_pins_a>;
 139         status = "okay";
 140 };
 141
 142 &lradc {
 143         vref-supply = <&reg_vcc3v0>;
 144         status = "okay";
 145
 146         button@191 {
 147                 label = "Volume Up";
 148                 linux,code = <KEY_VOLUMEUP>;
 149                 channel = <0>;
 150                 voltage = <191274>;
 151         };
 152
 153         button@392 {
 154                 label = "Volume Down";
 155                 linux,code = <KEY_VOLUMEDOWN>;
 156                 channel = <0>;
 157                 voltage = <392644>;
 158         };
 159
 160         button@601 {
 161                 label = "Menu";
 162                 linux,code = <KEY_MENU>;
 163                 channel = <0>;
 164                 voltage = <601151>;
 165         };
 166
 167         button@795 {
 168                 label = "Search";
 169                 linux,code = <KEY_SEARCH>;
 170                 channel = <0>;
 171                 voltage = <795090>;
 172         };
 173
 174         button@987 {
 175                 label = "Home";
 176                 linux,code = <KEY_HOMEPAGE>;
 177                 channel = <0>;
 178                 voltage = <987387>;
 179         };
 180
 181         button@1184 {
 182                 label = "Esc";
 183                 linux,code = <KEY_ESC>;
 184                 channel = <0>;
 185                 voltage = <1184678>;
 186         };
 187
 188         button@1398 {
 189                 label = "Enter";
 190                 linux,code = <KEY_ENTER>;
 191                 channel = <0>;
 192                 voltage = <1398804>;
 193         };
 194 };
 195
 196 &mmc0 {
 197         pinctrl-names = "default";
 198         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_reference_design>;
 199         vmmc-supply = <&reg_vcc3v3>;
 200         bus-width = <4>;
 201         cd-gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>; /* PH1 */
 202         cd-inverted;
 203         status = "okay";
 204 };
 205
 206 &mmc3 {
 207         pinctrl-names = "default";
 208         pinctrl-0 = <&mmc3_pins_a>, <&mmc3_cd_pin_olinuxinom>;
 209         vmmc-supply = <&reg_vcc3v3>;
 210         bus-width = <4>;
 211         cd-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
 212         cd-inverted;
 213         status = "okay";
 214 };
 215
 216 &ohci0 {
 217         status = "okay";
 218 };
 219
 220 &ohci1 {
 221         status = "okay";
 222 };
 223
 224 &otg_sram {
 225         status = "okay";
 226 };
 227
 228 &pio {
 229         mmc3_cd_pin_olinuxinom: mmc3_cd_pin@0 {
 230                 allwinner,pins = "PH11";
 231                 allwinner,function = "gpio_in";
 232                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 233                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 234         };
 235
 236         led_pins_olinuxino: led_pins@0 {
 237                 allwinner,pins = "PH2";
 238                 allwinner,function = "gpio_out";
 239                 allwinner,drive = <SUN4I_PINCTRL_20_MA>;
 240                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 241         };
 242
 243         usb0_id_detect_pin: usb0_id_detect_pin@0 {
 244                 allwinner,pins = "PH4";
 245                 allwinner,function = "gpio_in";
 246                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 247                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 248         };
 249
 250         usb0_vbus_detect_pin: usb0_vbus_detect_pin@0 {
 251                 allwinner,pins = "PH5";
 252                 allwinner,function = "gpio_in";
 253                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 254                 allwinner,pull = <SUN4I_PINCTRL_PULL_DOWN>;
 255         };
 256 };
 257
 258 &reg_ahci_5v {
 259         status = "okay";
 260 };
 261
 262 &reg_usb0_vbus {
 263         status = "okay";
 264 };
 265
 266 &reg_usb1_vbus {
 267         status = "okay";
 268 };
 269
 270 &reg_usb2_vbus {
 271         status = "okay";
 272 };
 273
 274 &spi1 {
 275         pinctrl-names = "default";
 276         pinctrl-0 = <&spi1_pins_a>,
 277                     <&spi1_cs0_pins_a>;
 278         status = "okay";
 279 };
 280
 281 &spi2 {
 282         pinctrl-names = "default";
 283         pinctrl-0 = <&spi2_pins_a>,
 284                     <&spi2_cs0_pins_a>;
 285         status = "okay";
 286 };
 287
 288 &uart0 {
 289         pinctrl-names = "default";
 290         pinctrl-0 = <&uart0_pins_a>;
 291         status = "okay";
 292 };
 293
 294 &uart6 {
 295         pinctrl-names = "default";
 296         pinctrl-0 = <&uart6_pins_a>;
 297         status = "okay";
 298 };
 299
 300 &uart7 {
 301         pinctrl-names = "default";
 302         pinctrl-0 = <&uart7_pins_a>;
 303         status = "okay";
 304 };
 305
 306 &usb_otg {
 307         dr_mode = "otg";
 308         status = "okay";
 309 };
 310
 311 &usbphy {
 312         pinctrl-names = "default";
 313         pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
 314         usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 315         usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
 316         usb0_vbus-supply = <&reg_usb0_vbus>;
 317         usb1_vbus-supply = <&reg_usb1_vbus>;
 318         usb2_vbus-supply = <&reg_usb2_vbus>;
 319         status = "okay";
 320 };