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         #address-cells = <1>;
  15         #size-cells = <1>;
  16         interrupt-parent = <&core_intc>;
  17
  18         chosen {
  19                 /* this is for console on PGU */
  20                 /* bootargs = "console=tty0 consoleblank=0"; */
  21                 /* this is for console on serial */
  22                 bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=tty0 console=ttyS0,115200n8 consoleblank=0 debug video=640x480-24";
  23         };
  24
  25         aliases {
  26                 serial0 = &uart0;
  27         };
  28
  29         fpga {
  30                 compatible = "simple-bus";
  31                 #address-cells = <1>;
  32                 #size-cells = <1>;
  33
  34                 /* child and parent address space 1:1 mapped */
  35                 ranges;
  36
  37                 core_clk: core_clk {
  38                         #clock-cells = <0>;
  39                         compatible = "fixed-clock";
  40                         clock-frequency = <20000000>;
  41                 };
  42
  43                 core_intc: interrupt-controller {
  44                         compatible = "snps,arc700-intc";
  45                         interrupt-controller;
  46                         #interrupt-cells = <1>;
  47                 };
  48
  49                 uart0: serial@f0000000 {
  50                         compatible = "ns8250";
  51                         reg = <0xf0000000 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                 pguclk: pguclk {
  61                         #clock-cells = <0>;
  62                         compatible = "fixed-clock";
  63                         clock-frequency = <25175000>;
  64                 };
  65
  66                 pgu@f9000000 {
  67                         compatible = "snps,arcpgu";
  68                         reg = <0xf9000000 0x400>;
  69                         clocks = <&pguclk>;
  70                         clock-names = "pxlclk";
  71                 };
  72
  73                 ps2: ps2@f9001000 {
  74                         compatible = "snps,arc_ps2";
  75                         reg = <0xf9000400 0x14>;
  76                         interrupts = <13>;
  77                         interrupt-names = "arc_ps2_irq";
  78                 };
  79
  80                 eth0: ethernet@f0003000 {
  81                         compatible = "ezchip,nps-mgt-enet";
  82                         reg = <0xf0003000 0x44>;
  83                         interrupts = <7>;
  84                 };
  85         };
  86 };