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  * The code contained herein is licensed under the GNU General Public
   7  * License. You may obtain a copy of the GNU General Public License
   8  * Version 2 or later at the following locations:
   9  *
  10  * http://www.opensource.org/licenses/gpl-license.html
  11  * http://www.gnu.org/copyleft/gpl.html
  12  */
  13
  14 /dts-v1/;
  15 /include/ "sun6i-a31.dtsi"
  16 /include/ "sunxi-common-regulators.dtsi"
  17
  18 / {
  19         model = "WITS A31 Colombus Evaluation Board";
  20         compatible = "wits,colombus", "allwinner,sun6i-a31";
  21
  22         chosen {
  23                 bootargs = "earlyprintk console=ttyS0,115200";
  24         };
  25
  26         soc@01c00000 {
  27                 mmc0: mmc@01c0f000 {
  28                         pinctrl-names = "default";
  29                         pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_colombus>;
  30                         vmmc-supply = <&reg_vcc3v0>;
  31                         bus-width = <4>;
  32                         cd-gpios = <&pio 0 8 0>; /* PA8 */
  33                         cd-inverted;
  34                         status = "okay";
  35                 };
  36
  37                 usbphy: phy@01c19400 {
  38                         usb2_vbus-supply = <&reg_usb2_vbus>;
  39                         status = "okay";
  40                 };
  41
  42                 ehci1: usb@01c1b000 {
  43                         status = "okay";
  44                 };
  45
  46                 pio: pinctrl@01c20800 {
  47                         mmc0_pins_a: mmc0@0 {
  48                                 allwinner,pull = <1>;
  49                         };
  50
  51                         mmc0_cd_pin_colombus: mmc0_cd_pin@0 {
  52                                 allwinner,pins = "PA8";
  53                                 allwinner,function = "gpio_in";
  54                                 allwinner,drive = <0>;
  55                                 allwinner,pull = <1>;
  56                         };
  57
  58                         usb2_vbus_pin_colombus: usb2_vbus_pin@0 {
  59                                 allwinner,pins = "PH24";
  60                                 allwinner,function = "gpio_out";
  61                                 allwinner,drive = <0>;
  62                                 allwinner,pull = <0>;
  63                         };
  64                 };
  65
  66                 uart0: serial@01c28000 {
  67                         pinctrl-names = "default";
  68                         pinctrl-0 = <&uart0_pins_a>;
  69                         status = "okay";
  70                 };
  71
  72                 i2c0: i2c@01c2ac00 {
  73                         pinctrl-names = "default";
  74                         pinctrl-0 = <&i2c0_pins_a>;
  75                         status = "fail";
  76                 };
  77
  78                 i2c1: i2c@01c2b000 {
  79                         pinctrl-names = "default";
  80                         pinctrl-0 = <&i2c1_pins_a>;
  81                         status = "okay";
  82                 };
  83
  84                 i2c2: i2c@01c2b400 {
  85                         pinctrl-names = "default";
  86                         pinctrl-0 = <&i2c2_pins_a>;
  87                         status = "okay";
  88                 };
  89         };
  90
  91         reg_usb2_vbus: usb2-vbus {
  92                 pinctrl-names = "default";
  93                 pinctrl-0 = <&usb2_vbus_pin_colombus>;
  94                 gpio = <&pio 7 24 0>;
  95                 status = "okay";
  96         };
  97 };