arch/arm/boot/dts/zynq-microzed.dts

   1 /*
   2  * Copyright (C) 2011 - 2014 Xilinx
   3  * Copyright (C) 2016 Jagan Teki <jteki@openedev.com>
   4  *
   5  * This software is licensed under the terms of the GNU General Public
   6  * License version 2, as published by the Free Software Foundation, and
   7  * may be copied, distributed, and modified under those terms.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  */
  14 /dts-v1/;
  15 /include/ "zynq-7000.dtsi"
  16
  17 / {
  18         model = "Zynq MicroZED Development Board";
  19         compatible = "xlnx,zynq-microzed", "xlnx,zynq-7000";
  20
  21         aliases {
  22                 ethernet0 = &gem0;
  23                 serial0 = &uart1;
  24         };
  25
  26         memory {
  27                 device_type = "memory";
  28                 reg = <0x0 0x40000000>;
  29         };
  30
  31         chosen {
  32                 bootargs = "earlycon";
  33                 stdout-path = "serial0:115200n8";
  34         };
  35
  36         usb_phy0: phy0 {
  37                 compatible = "usb-nop-xceiv";
  38                 #phy-cells = <0>;
  39         };
  40 };
  41
  42 &clkc {
  43         ps-clk-frequency = <33333333>;
  44 };
  45
  46 &gem0 {
  47         status = "okay";
  48         phy-mode = "rgmii-id";
  49         phy-handle = <&ethernet_phy>;
  50
  51         ethernet_phy: ethernet-phy@0 {
  52                 reg = <0>;
  53         };
  54 };
  55
  56 &sdhci0 {
  57         status = "okay";
  58 };
  59
  60 &uart1 {
  61         status = "okay";
  62 };
  63
  64 &usb0 {
  65         status = "okay";
  66         dr_mode = "host";
  67         usb-phy = <&usb_phy0>;
  68         pinctrl-names = "default";
  69         pinctrl-0 = <&pinctrl_usb0_default>;
  70 };
  71
  72 &pinctrl0 {
  73         pinctrl_usb0_default: usb0-default {
  74                 mux {
  75                         groups = "usb0_0_grp";
  76                         function = "usb0";
  77                 };
  78
  79                 conf {
  80                         groups = "usb0_0_grp";
  81                         slew-rate = <0>;
  82                         io-standard = <1>;
  83                 };
  84
  85                 conf-rx {
  86                         pins = "MIO29", "MIO31", "MIO36";
  87                         bias-high-impedance;
  88                 };
  89
  90                 conf-tx {
  91                         pins = "MIO28", "MIO30", "MIO32", "MIO33", "MIO34",
  92                                "MIO35", "MIO37", "MIO38", "MIO39";
  93                         bias-disable;
  94                 };
  95         };
  96 };