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  *     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/ "sun9i-a80.dtsi"
  52
  53 / {
  54         model = "Merrii A80 Optimus Board";
  55         compatible = "merrii,a80-optimus", "allwinner,sun9i-a80";
  56
  57         aliases {
  58                 serial0 = &uart0;
  59                 serial1 = &uart4;
  60         };
  61
  62         chosen {
  63                 bootargs = "earlyprintk console=ttyS0,115200";
  64         };
  65
  66         soc {
  67                 pio: pinctrl@06000800 {
  68                         i2c3_pins_a: i2c3@0 {
  69                                 /* Enable internal pull-up */
  70                                 allwinner,pull = <1>;
  71                         };
  72
  73                         led_pins_optimus: led-pins@0 {
  74                                 allwinner,pins = "PH0", "PH1";
  75                                 allwinner,function = "gpio_out";
  76                                 allwinner,drive = <0>;
  77                                 allwinner,pull = <0>;
  78                         };
  79
  80                         uart4_pins_a: uart4@0 {
  81                                 /* Enable internal pull-up */
  82                                 allwinner,pull = <1>;
  83                         };
  84                 };
  85
  86                 uart0: serial@07000000 {
  87                         pinctrl-names = "default";
  88                         pinctrl-0 = <&uart0_pins_a>;
  89                         status = "okay";
  90                 };
  91
  92                 uart4: serial@07001000 {
  93                         pinctrl-names = "default";
  94                         pinctrl-0 = <&uart4_pins_a>;
  95                         status = "okay";
  96                 };
  97
  98                 i2c3: i2c@07003400 {
  99                         pinctrl-names = "default";
 100                         pinctrl-0 = <&i2c3_pins_a>;
 101                         status = "okay";
 102                 };
 103         };
 104
 105         leds {
 106                 compatible = "gpio-leds";
 107                 pinctrl-names = "default";
 108                 pinctrl-0 = <&led_pins_optimus>;
 109
 110                 /* The LED names match those found on the board */
 111
 112                 led2 {
 113                         label = "optimus:led2:usr";
 114                         gpios = <&pio 7 1 0>;
 115                 };
 116
 117                 /* led3 is on PM15, in R_PIO */
 118
 119                 led4 {
 120                         label = "optimus:led4:usr";
 121                         gpios = <&pio 7 0 0>;
 122                 };
 123         };
 124 };