arch/arm/boot/dts/r7s72100-genmai.dts

   1 /*
   2  * Device Tree Source for the Genmai board
   3  *
   4  * Copyright (C) 2013-14 Renesas Solutions Corp.
   5  * Copyright (C) 2014 Wolfram Sang, Sang Engineering <wsa@sang-engineering.com>
   6  *
   7  * This file is licensed under the terms of the GNU General Public License
   8  * version 2.  This program is licensed "as is" without any warranty of any
   9  * kind, whether express or implied.
  10  */
  11
  12 /dts-v1/;
  13 #include "r7s72100.dtsi"
  14
  15 / {
  16         model = "Genmai";
  17         compatible = "renesas,genmai", "renesas,r7s72100";
  18
  19         aliases {
  20                 serial0 = &scif2;
  21         };
  22
  23         chosen {
  24                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  25                 stdout-path = "serial0:115200n8";
  26         };
  27
  28         memory@8000000 {
  29                 device_type = "memory";
  30                 reg = <0x08000000 0x08000000>;
  31         };
  32
  33         lbsc {
  34                 #address-cells = <1>;
  35                 #size-cells = <1>;
  36         };
  37 };
  38
  39 &extal_clk {
  40         clock-frequency = <13330000>;
  41 };
  42
  43 &usb_x1_clk {
  44         clock-frequency = <48000000>;
  45 };
  46
  47 &mtu2 {
  48         status = "okay";
  49 };
  50
  51 &i2c2 {
  52         status = "okay";
  53         clock-frequency = <400000>;
  54
  55         eeprom@50 {
  56                 compatible = "renesas,24c128";
  57                 reg = <0x50>;
  58                 pagesize = <64>;
  59         };
  60 };
  61
  62 &scif2 {
  63         status = "okay";
  64 };
  65
  66 &spi4 {
  67         status = "okay";
  68
  69         codec: codec@0 {
  70                 compatible = "wlf,wm8978";
  71                 reg = <0>;
  72                 spi-max-frequency = <5000000>;
  73         };
  74 };