arch/arm/boot/dts/sun6i-a31-colombus.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 "sun6i-a31.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 = "WITS A31 Colombus Evaluation Board";
  54         compatible = "wits,colombus", "allwinner,sun6i-a31";
  55
  56         aliases {
  57                 serial0 = &uart0;
  58         };
  59
  60         chosen {
  61                 stdout-path = "serial0:115200n8";
  62         };
  63
  64         i2c_lcd: i2c@0 {
  65                 /* The lcd panel i2c interface is hooked up via gpios */
  66                 compatible = "i2c-gpio";
  67                 pinctrl-names = "default";
  68                 pinctrl-0 = <&i2c_lcd_pins>;
  69                 gpios = <&pio 0 23 GPIO_ACTIVE_HIGH>, /* PA23, sda */
  70                         <&pio 0 24 GPIO_ACTIVE_HIGH>; /* PA24, scl */
  71                 i2c-gpio,delay-us = <5>;
  72         };
  73 };
  74
  75 &ehci1 {
  76         status = "okay";
  77 };
  78
  79 &gmac {
  80         pinctrl-names = "default";
  81         pinctrl-0 = <&gmac_pins_rgmii_a>;
  82         phy = <&phy1>;
  83         phy-mode = "rgmii";
  84         status = "okay";
  85
  86         phy1: ethernet-phy@1 {
  87                 reg = <1>;
  88         };
  89 };
  90
  91 &i2c0 {
  92         pinctrl-names = "default";
  93         pinctrl-0 = <&i2c0_pins_a>;
  94         status = "fail";
  95 };
  96
  97 &i2c1 {
  98         pinctrl-names = "default";
  99         pinctrl-0 = <&i2c1_pins_a>;
 100         status = "okay";
 101 };
 102
 103 &i2c2 {
 104         pinctrl-names = "default";
 105         pinctrl-0 = <&i2c2_pins_a>;
 106         status = "okay";
 107
 108         mma8452: mma8452@1d {
 109                 compatible = "fsl,mma8452";
 110                 reg = <0x1d>;
 111                 interrupt-parent = <&pio>;
 112                 interrupts = <0 9 IRQ_TYPE_LEVEL_LOW>; /* PA9 */
 113         };
 114 };
 115
 116 &mmc0 {
 117         pinctrl-names = "default";
 118         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_colombus>;
 119         vmmc-supply = <&reg_vcc3v0>;
 120         bus-width = <4>;
 121         cd-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
 122         cd-inverted;
 123         status = "okay";
 124 };
 125
 126 &mmc0_pins_a {
 127         allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 128 };
 129
 130 &pio {
 131         mmc0_cd_pin_colombus: mmc0_cd_pin@0 {
 132                 allwinner,pins = "PA8";
 133                 allwinner,function = "gpio_in";
 134                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 135                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 136         };
 137
 138         usb2_vbus_pin_colombus: usb2_vbus_pin@0 {
 139                 allwinner,pins = "PH24";
 140                 allwinner,function = "gpio_out";
 141                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 142                 allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
 143         };
 144
 145         i2c_lcd_pins: i2c_lcd_pin@0 {
 146                 allwinner,pins = "PA23", "PA24";
 147                 allwinner,function = "gpio_out";
 148                 allwinner,drive = <SUN4I_PINCTRL_10_MA>;
 149                 allwinner,pull = <SUN4I_PINCTRL_PULL_UP>;
 150         };
 151 };
 152
 153 &reg_usb2_vbus {
 154         pinctrl-names = "default";
 155         pinctrl-0 = <&usb2_vbus_pin_colombus>;
 156         gpio = <&pio 7 24 GPIO_ACTIVE_HIGH>;
 157         status = "okay";
 158 };
 159
 160 &uart0 {
 161         pinctrl-names = "default";
 162         pinctrl-0 = <&uart0_pins_a>;
 163         status = "okay";
 164 };
 165
 166 &usbphy {
 167         usb2_vbus-supply = <&reg_usb2_vbus>;
 168         status = "okay";
 169 };