arch/arm/boot/dts/sun9i-a80-optimus.dts

   1 /*
   2  * Copyright 2014 Chen-Yu Tsai
   3  *
   4  * Chen-Yu Tsai <wens@csie.org>
   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 "sun9i-a80.dtsi"
  47 #include "sunxi-common-regulators.dtsi"
  48
  49 #include <dt-bindings/gpio/gpio.h>
  50 #include <dt-bindings/pinctrl/sun4i-a10.h>
  51
  52 / {
  53         model = "Merrii A80 Optimus Board";
  54         compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58                 serial1 = &uart4;
  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_optimus>;
  69
  70                 /* The LED names match those found on the board */
  71
  72                 led2 {
  73                         label = "optimus:led2:usr";
  74                         gpios = <&pio 7 1 GPIO_ACTIVE_HIGH>;
  75                 };
  76
  77                 /* led3 is on PM15, in R_PIO */
  78
  79                 led4 {
  80                         label = "optimus:led4:usr";
  81                         gpios = <&pio 7 0 GPIO_ACTIVE_HIGH>;
  82                 };
  83         };
  84
  85         reg_usb3_vbus: usb3-vbus {
  86                 compatible = "regulator-fixed";
  87                 pinctrl-names = "default";
  88                 pinctrl-0 = <&usb3_vbus_pin_optimus>;
  89                 regulator-name = "usb3-vbus";
  90                 regulator-min-microvolt = <5000000>;
  91                 regulator-max-microvolt = <5000000>;
  92                 enable-active-high;
  93                 gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
  94         };
  95 };
  96
  97 &ehci0 {
  98         status = "okay";
  99 };
 100
 101 &ehci1 {
 102         status = "okay";
 103 };
 104
 105 &ehci2 {
 106         status = "okay";
 107 };
 108
 109 &i2c3 {
 110         pinctrl-names = "default";
 111         pinctrl-0 = <&i2c3_pins_a>;
 112         status = "okay";
 113 };
 114
 115 &i2c3_pins_a {
 116         /* Enable internal pull-up */
 117         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 118 };
 119
 120 &ohci0 {
 121         status = "okay";
 122 };
 123
 124 &ohci2 {
 125         status = "okay";
 126 };
 127
 128 &pio {
 129         led_pins_optimus: led-pins@0 {
 130                 allwinner,pins = "PH0", "PH1";
 131                 allwinner,function = "gpio_out";
 132                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 133                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 134         };
 135
 136         mmc0_cd_pin_optimus: mmc0_cd_pin@0 {
 137                 allwinner,pins = "PH18";
 138                 allwinner,function = "gpio_in";
 139                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 140                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 141         };
 142
 143         usb1_vbus_pin_optimus: usb1_vbus_pin@1 {
 144                 allwinner,pins = "PH4";
 145                 allwinner,function = "gpio_out";
 146                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 147                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 148         };
 149
 150         usb3_vbus_pin_optimus: usb3_vbus_pin@1 {
 151                 allwinner,pins = "PH5";
 152                 allwinner,function = "gpio_out";
 153                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 154                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 155         };
 156 };
 157
 158 &mmc0 {
 159         pinctrl-names = "default";
 160         pinctrl-0 = <&mmc0_pins>, <&mmc0_cd_pin_optimus>;
 161         vmmc-supply = <&reg_vcc3v0>;
 162         bus-width = <4>;
 163         cd-gpios = <&pio 7 18 GPIO_ACTIVE_HIGH>; /* PH8 */
 164         cd-inverted;
 165         status = "okay";
 166 };
 167
 168 &mmc2 {
 169         pinctrl-names = "default";
 170         pinctrl-0 = <&mmc2_8bit_pins>;
 171         vmmc-supply = <&reg_vcc3v0>;
 172         bus-width = <8>;
 173         non-removable;
 174         status = "okay";
 175 };
 176
 177 &reg_usb1_vbus {
 178         pinctrl-0 = <&usb1_vbus_pin_optimus>;
 179         gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
 180         status = "okay";
 181 };
 182
 183 &uart0 {
 184         pinctrl-names = "default";
 185         pinctrl-0 = <&uart0_pins_a>;
 186         status = "okay";
 187 };
 188
 189 &uart4 {
 190         pinctrl-names = "default";
 191         pinctrl-0 = <&uart4_pins_a>;
 192         status = "okay";
 193 };
 194
 195 &uart4_pins_a {
 196         /* Enable internal pull-up */
 197         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 198 };
 199
 200 &usbphy1 {
 201         phy-supply = <&reg_usb1_vbus>;
 202         status = "okay";
 203 };
 204
 205 &usbphy2 {
 206         status = "okay";
 207 };
 208
 209 &usbphy3 {
 210         phy-supply = <&reg_usb3_vbus>;
 211         status = "okay";
 212 };