arch/arc/boot/dts/nsimosci.dts

   1 /*
   2  * Copyright (C) 2013 Synopsys, Inc. (www.synopsys.com)
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8 /dts-v1/;
   9
  10 /include/ "skeleton.dtsi"
  11
  12 / {
  13         compatible = "snps,nsimosci";
  14         clock-frequency = <20000000>;   /* 20 MHZ */
  15         #address-cells = <1>;
  16         #size-cells = <1>;
  17         interrupt-parent = <&intc>;
  18
  19         chosen {
  20                 /* this is for console on PGU */
  21                 /* bootargs = "console=tty0 consoleblank=0"; */
  22                 /* this is for console on serial */
  23                 bootargs = "earlycon=uart8250,mmio32,0xc0000000,115200n8 console=ttyS0,115200n8 consoleblank=0 debug";
  24         };
  25
  26         aliases {
  27                 serial0 = &uart0;
  28         };
  29
  30         memory {
  31                 device_type = "memory";
  32                 reg = <0x80000000 0x10000000>;  /* 256M */
  33         };
  34
  35         fpga {
  36                 compatible = "simple-bus";
  37                 #address-cells = <1>;
  38                 #size-cells = <1>;
  39
  40                 /* child and parent address space 1:1 mapped */
  41                 ranges;
  42
  43                 intc: interrupt-controller {
  44                         compatible = "snps,arc700-intc";
  45                         interrupt-controller;
  46                         #interrupt-cells = <1>;
  47                 };
  48
  49                 uart0: serial@c0000000 {
  50                         compatible = "ns8250";
  51                         reg = <0xc0000000 0x2000>;
  52                         interrupts = <11>;
  53                         clock-frequency = <3686400>;
  54                         baud = <115200>;
  55                         reg-shift = <2>;
  56                         reg-io-width = <4>;
  57                         no-loopback-test = <1>;
  58                 };
  59
  60                 pgu0: pgu@c9000000 {
  61                         compatible = "snps,arcpgufb";
  62                         reg = <0xc9000000 0x400>;
  63                 };
  64
  65                 ps2: ps2@c9001000 {
  66                         compatible = "snps,arc_ps2";
  67                         reg = <0xc9000400 0x14>;
  68                         interrupts = <13>;
  69                         interrupt-names = "arc_ps2_irq";
  70                 };
  71
  72                 eth0: ethernet@c0003000 {
  73                         compatible = "snps,oscilan";
  74                         reg = <0xc0003000 0x44>;
  75                         interrupts = <7>, <8>;
  76                         interrupt-names = "rx", "tx";
  77                 };
  78         };
  79 };