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                 serial2 = &scif2;
  21         };
  22
  23         chosen {
  24                 bootargs = "console=ttySC2,115200 ignore_loglevel rw root=/dev/nfs ip=dhcp";
  25         };
  26
  27         memory {
  28                 device_type = "memory";
  29                 reg = <0x08000000 0x08000000>;
  30         };
  31
  32         lbsc {
  33                 #address-cells = <1>;
  34                 #size-cells = <1>;
  35         };
  36 };
  37
  38 &extal_clk {
  39         clock-frequency = <13330000>;
  40 };
  41
  42 &usb_x1_clk {
  43         clock-frequency = <48000000>;
  44 };
  45
  46 &mtu2 {
  47         status = "ok";
  48 };
  49
  50 &i2c2 {
  51         status = "okay";
  52         clock-frequency = <400000>;
  53
  54         eeprom@50 {
  55                 compatible = "renesas,24c128";
  56                 reg = <0x50>;
  57                 pagesize = <64>;
  58         };
  59 };
  60
  61 &scif2 {
  62         status = "okay";
  63 };
  64
  65 &spi4 {
  66         status = "okay";
  67
  68         codec: codec@0 {
  69                 compatible = "wlf,wm8978";
  70                 reg = <0>;
  71                 spi-max-frequency = <5000000>;
  72         };
  73 };