arch/arc/boot/dts/vdk_axs10x_mb.dtsi

   1 /*
   2  * Support for peripherals on the AXS10x mainboard (VDK version)
   3  *
   4  * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 / {
  12         axs10x_mb_vdk {
  13                 compatible = "simple-bus";
  14                 #address-cells = <1>;
  15                 #size-cells = <1>;
  16                 ranges = <0x00000000 0xe0000000 0x10000000>;
  17                 interrupt-parent = <&mb_intc>;
  18
  19                 clocks {
  20                         apbclk: apbclk {
  21                                 compatible = "fixed-clock";
  22                                 clock-frequency = <50000000>;
  23                                 #clock-cells = <0>;
  24                         };
  25
  26                         pguclk: pguclk {
  27                                 #clock-cells = <0>;
  28                                 compatible = "fixed-clock";
  29                                 clock-frequency = <25175000>;
  30                         };
  31                 };
  32
  33                 ethernet@0x18000 {
  34                         #interrupt-cells = <1>;
  35                         compatible = "snps,dwmac";
  36                         reg = < 0x18000 0x2000 >;
  37                         interrupts = < 4 >;
  38                         interrupt-names = "macirq";
  39                         phy-mode = "rgmii";
  40                         snps,phy-addr = < 0 >;  // VDK model phy address is 0
  41                         snps,pbl = < 32 >;
  42                         clocks = <&apbclk>;
  43                         clock-names = "stmmaceth";
  44                 };
  45
  46                 ehci@0x40000 {
  47                         compatible = "generic-ehci";
  48                         reg = < 0x40000 0x100 >;
  49                         interrupts = < 8 >;
  50                 };
  51
  52                 uart@0x20000 {
  53                         compatible = "snps,dw-apb-uart";
  54                         reg = <0x20000 0x100>;
  55                         clock-frequency = <2403200>;
  56                         interrupts = <17>;
  57                         baud = <115200>;
  58                         reg-shift = <2>;
  59                         reg-io-width = <4>;
  60                 };
  61
  62                 uart@0x21000 {
  63                         compatible = "snps,dw-apb-uart";
  64                         reg = <0x21000 0x100>;
  65                         clock-frequency = <2403200>;
  66                         interrupts = <18>;
  67                         baud = <115200>;
  68                         reg-shift = <2>;
  69                         reg-io-width = <4>;
  70                 };
  71
  72                 uart@0x22000 {
  73                         compatible = "snps,dw-apb-uart";
  74                         reg = <0x22000 0x100>;
  75                         clock-frequency = <2403200>;
  76                         interrupts = <19>;
  77                         baud = <115200>;
  78                         reg-shift = <2>;
  79                         reg-io-width = <4>;
  80                 };
  81
  82 /* PGU output directly sent to virtual LCD screen; hdmi controller not modelled */
  83                 pgu@17000 {
  84                         compatible = "snps,arcpgu";
  85                         reg = <0x17000 0x400>;
  86                         clocks = <&pguclk>;
  87                         clock-names = "pxlclk";
  88                 };
  89
  90 /* VDK has additional ps2 keyboard/mouse interface integrated in LCD screen model */
  91                 ps2: ps2@e0017400 {
  92                         compatible = "snps,arc_ps2";
  93                         reg = <0x17400 0x14>;
  94                         interrupts = <5>;
  95                         interrupt-names = "arc_ps2_irq";
  96                 };
  97         };
  98 };