arch/arm64/boot/dts/renesas/r8a7796-salvator-x.dts

   1 /*
   2  * Device Tree Source for the Salvator-X board
   3  *
   4  * Copyright (C) 2016 Renesas Electronics Corp.
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 /dts-v1/;
  12 #include "r8a7796.dtsi"
  13
  14 / {
  15         model = "Renesas Salvator-X board based on r8a7796";
  16         compatible = "renesas,salvator-x", "renesas,r8a7796";
  17
  18         aliases {
  19                 serial0 = &scif2;
  20         };
  21
  22         chosen {
  23                 bootargs = "ignore_loglevel";
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@48000000 {
  28                 device_type = "memory";
  29                 /* first 128MB is reserved for secure area. */
  30                 reg = <0x0 0x48000000 0x0 0x78000000>;
  31         };
  32 };
  33
  34 &pfc {
  35         pinctrl-0 = <&scif_clk_pins>;
  36         pinctrl-names = "default";
  37
  38         scif2_pins: scif2 {
  39                 groups = "scif2_data_a";
  40                 function = "scif2";
  41         };
  42         scif_clk_pins: scif_clk {
  43                 groups = "scif_clk_a";
  44                 function = "scif_clk";
  45         };
  46 };
  47
  48 &extal_clk {
  49         clock-frequency = <16666666>;
  50 };
  51
  52 &scif2 {
  53         pinctrl-0 = <&scif2_pins>;
  54         pinctrl-names = "default";
  55         status = "okay";
  56 };
  57
  58 &scif_clk {
  59         clock-frequency = <14745600>;
  60         status = "okay";
  61 };
  62
  63 &wdt0 {
  64         timeout-sec = <60>;
  65         status = "okay";
  66 };