arch/arm/boot/dts/r8a73a4-ape6evm-reference.dts

   1 /*
   2  * Device Tree Source for the APE6EVM board
   3  *
   4  * Copyright (C) 2013 Renesas Solutions 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/ "r8a73a4.dtsi"
  13
  14 / {
  15         model = "APE6EVM";
  16         compatible = "renesas,ape6evm-reference", "renesas,r8a73a4";
  17
  18         chosen {
  19                 bootargs = "console=ttySC0,115200 ignore_loglevel rw";
  20         };
  21
  22         memory@40000000 {
  23                 device_type = "memory";
  24                 reg = <0 0x40000000 0 0x40000000>;
  25         };
  26
  27         lbsc {
  28                 compatible = "simple-bus";
  29                 #address-cells = <1>;
  30                 #size-cells = <1>;
  31                 ranges = <0 0 0 0x80000000>;
  32         };
  33 };
  34
  35 &i2c5 {
  36         vdd_dvfs: max8973@1b {
  37                 compatible = "maxim,max8973";
  38                 reg = <0x1b>;
  39
  40                 regulator-min-microvolt = <935000>;
  41                 regulator-max-microvolt = <1200000>;
  42                 regulator-boot-on;
  43                 regulator-always-on;
  44         };
  45 };
  46
  47 &cpu0 {
  48         cpu0-supply = <&vdd_dvfs>;
  49         operating-points = <
  50                 /* kHz  uV */
  51                 1950000 1115000
  52                 1462500  995000
  53         >;
  54         voltage-tolerance = <1>; /* 1% */
  55 };
  56
  57 &pfc {
  58         pinctrl-0 = <&scifa0_pins>;
  59         pinctrl-names = "default";
  60
  61         scifa0_pins: scifa0 {
  62                 renesas,groups = "scifa0_data";
  63                 renesas,function = "scifa0";
  64         };
  65 };