arch/arm/boot/dts/sun6i-a31-hummingbird.dts

   1 /*
   2  * Copyright 2014 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 = "Merrii A31 Hummingbird";
  20         compatible = "merrii,a31-hummingbird", "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_hummingbird>;
  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                         usb1_vbus-supply = <&reg_usb1_vbus>;
  39                         status = "okay";
  40                 };
  41
  42                 ehci0: usb@01c1a000 {
  43                         status = "okay";
  44                 };
  45
  46                 ohci0: usb@01c1a400 {
  47                         status = "okay";
  48                 };
  49
  50                 pio: pinctrl@01c20800 {
  51                         mmc0_pins_a: mmc0@0 {
  52                                 /* external pull-ups missing for some pins */
  53                                 allwinner,pull = <1>;
  54                         };
  55
  56                         mmc0_cd_pin_hummingbird: mmc0_cd_pin@0 {
  57                                 allwinner,pins = "PA8";
  58                                 allwinner,function = "gpio_in";
  59                                 allwinner,drive = <0>;
  60                                 allwinner,pull = <1>;
  61                         };
  62
  63                         usb1_vbus_pin_a: usb1_vbus_pin@0 {
  64                                 allwinner,pins = "PH24";
  65                                 allwinner,function = "gpio_out";
  66                                 allwinner,drive = <0>;
  67                                 allwinner,pull = <0>;
  68                         };
  69                 };
  70
  71                 uart0: serial@01c28000 {
  72                         pinctrl-names = "default";
  73                         pinctrl-0 = <&uart0_pins_a>;
  74                         status = "okay";
  75                 };
  76
  77                 i2c0: i2c@01c2ac00 {
  78                         pinctrl-names = "default";
  79                         pinctrl-0 = <&i2c0_pins_a>;
  80                         /* pull-ups and devices require AXP221 DLDO3 */
  81                         status = "failed";
  82                 };
  83
  84                 i2c1: i2c@01c2b000 {
  85                         pinctrl-names = "default";
  86                         pinctrl-0 = <&i2c1_pins_a>;
  87                         status = "okay";
  88                 };
  89
  90                 i2c2: i2c@01c2b400 {
  91                         pinctrl-names = "default";
  92                         pinctrl-0 = <&i2c2_pins_a>;
  93                         status = "okay";
  94
  95                         pcf8563: rtc@51 {
  96                                 compatible = "nxp,pcf8563";
  97                                 reg = <0x51>;
  98                         };
  99                 };
 100
 101                 gmac: ethernet@01c30000 {
 102                         pinctrl-names = "default";
 103                         pinctrl-0 = <&gmac_pins_rgmii_a>;
 104                         phy = <&phy1>;
 105                         phy-mode = "rgmii";
 106                         status = "okay";
 107
 108                         phy1: ethernet-phy@1 {
 109                                 reg = <1>;
 110                         };
 111                 };
 112         };
 113
 114         reg_usb1_vbus: usb1-vbus {
 115                 pinctrl-0 = <&usb1_vbus_pin_a>;
 116                 gpio = <&pio 7 24 0>; /* PH24 */
 117                 status = "okay";
 118         };
 119 };