arch/arm/boot/dts/r8a7792-blanche.dts

   1 /*
   2  * Device Tree Source for the Blanche board
   3  *
   4  * Copyright (C) 2014 Renesas Electronics Corporation
   5  * Copyright (C) 2016 Cogent  Embedded, Inc.
   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 "r8a7792.dtsi"
  14
  15 / {
  16         model = "Blanche";
  17         compatible = "renesas,blanche", "renesas,r8a7792";
  18
  19         aliases {
  20                 serial0 = &scif0;
  21                 serial1 = &scif3;
  22         };
  23
  24         chosen {
  25                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  26                 stdout-path = "serial0:115200n8";
  27         };
  28
  29         memory@40000000 {
  30                 device_type = "memory";
  31                 reg = <0 0x40000000 0 0x40000000>;
  32         };
  33
  34         d3_3v: regulator-3v3 {
  35                 compatible = "regulator-fixed";
  36                 regulator-name = "D3.3V";
  37                 regulator-min-microvolt = <3300000>;
  38                 regulator-max-microvolt = <3300000>;
  39                 regulator-boot-on;
  40                 regulator-always-on;
  41         };
  42
  43         ethernet@18000000 {
  44                 compatible = "smsc,lan89218", "smsc,lan9115";
  45                 reg = <0 0x18000000 0 0x100>;
  46                 phy-mode = "mii";
  47                 interrupt-parent = <&irqc>;
  48                 interrupts = <0 IRQ_TYPE_EDGE_FALLING>;
  49                 smsc,irq-push-pull;
  50                 reg-io-width = <4>;
  51                 vddvario-supply = <&d3_3v>;
  52                 vdd33a-supply = <&d3_3v>;
  53         };
  54 };
  55
  56 &extal_clk {
  57         clock-frequency = <20000000>;
  58 };
  59
  60 &scif0 {
  61         status = "okay";
  62 };
  63
  64 &scif3 {
  65         status = "okay";
  66 };