arch/arm/dts/sun7i-a20-olinuxino-lime2-emmc.dts

   1  /*
   2  * Copyright 2015 - Ultimaker B.V.
   3  * Author Olliver Schinagl <oliver@schinagl.nl>
   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 #include "sun7i-a20-olinuxino-lime2.dts"
  45
  46 / {
  47         model = "Olimex A20-OLinuXino-LIME2-eMMC";
  48         compatible = "olimex,a20-olinuxino-lime2-emmc", "allwinner,sun7i-a20";
  49
  50         mmc2_pwrseq: pwrseq {
  51                 pinctrl-0 = <&mmc2_pins_nrst>;
  52                 pinctrl-names = "default";
  53                 compatible = "mmc-pwrseq-emmc";
  54                 reset-gpios = <&pio 2 16 GPIO_ACTIVE_LOW>;
  55         };
  56 };
  57
  58 &pio {
  59         mmc2_pins_nrst: mmc2-rst-pin {
  60                 allwinner,pins = "PC16";
  61                 allwinner,function = "gpio_out";
  62                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
  63                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
  64         };
  65 };
  66
  67 &mmc2 {
  68         pinctrl-names = "default";
  69         pinctrl-0 = <&mmc2_pins_a>;
  70         vmmc-supply = <&reg_vcc3v3>;
  71         vqmmc-supply = <&reg_vcc3v3>;
  72         bus-width = <4>;
  73         non-removable;
  74         mmc-pwrseq = <&mmc2_pwrseq>;
  75         status = "okay";
  76
  77         emmc: emmc@0 {
  78                 reg = <0>;
  79                 compatible = "mmc-card";
  80                 broken-hpi;
  81         };
  82 };