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                         mmcclk: mmcclk {
  27                                 compatible = "fixed-clock";
  28                                 clock-frequency = <50000000>;
  29                                 #clock-cells = <0>;
  30                         };
  31
  32                         pguclk: pguclk {
  33                                 #clock-cells = <0>;
  34                                 compatible = "fixed-clock";
  35                                 clock-frequency = <25175000>;
  36                         };
  37                 };
  38
  39                 ethernet@0x18000 {
  40                         #interrupt-cells = <1>;
  41                         compatible = "snps,dwmac";
  42                         reg = < 0x18000 0x2000 >;
  43                         interrupts = < 4 >;
  44                         interrupt-names = "macirq";
  45                         phy-mode = "rgmii";
  46                         snps,phy-addr = < 0 >;  // VDK model phy address is 0
  47                         snps,pbl = < 32 >;
  48                         clocks = <&apbclk>;
  49                         clock-names = "stmmaceth";
  50                 };
  51
  52                 ehci@0x40000 {
  53                         compatible = "generic-ehci";
  54                         reg = < 0x40000 0x100 >;
  55                         interrupts = < 8 >;
  56                 };
  57
  58                 uart@0x20000 {
  59                         compatible = "snps,dw-apb-uart";
  60                         reg = <0x20000 0x100>;
  61                         clock-frequency = <2403200>;
  62                         interrupts = <17>;
  63                         baud = <115200>;
  64                         reg-shift = <2>;
  65                         reg-io-width = <4>;
  66                 };
  67
  68                 uart@0x21000 {
  69                         compatible = "snps,dw-apb-uart";
  70                         reg = <0x21000 0x100>;
  71                         clock-frequency = <2403200>;
  72                         interrupts = <18>;
  73                         baud = <115200>;
  74                         reg-shift = <2>;
  75                         reg-io-width = <4>;
  76                 };
  77
  78                 uart@0x22000 {
  79                         compatible = "snps,dw-apb-uart";
  80                         reg = <0x22000 0x100>;
  81                         clock-frequency = <2403200>;
  82                         interrupts = <19>;
  83                         baud = <115200>;
  84                         reg-shift = <2>;
  85                         reg-io-width = <4>;
  86                 };
  87
  88 /* PGU output directly sent to virtual LCD screen; hdmi controller not modelled */
  89                 pgu@17000 {
  90                         compatible = "snps,arcpgu";
  91                         reg = <0x17000 0x400>;
  92                         clocks = <&pguclk>;
  93                         clock-names = "pxlclk";
  94                 };
  95
  96 /* VDK has additional ps2 keyboard/mouse interface integrated in LCD screen model */
  97                 ps2: ps2@e0017400 {
  98                         compatible = "snps,arc_ps2";
  99                         reg = <0x17400 0x14>;
 100                         interrupts = <5>;
 101                         interrupt-names = "arc_ps2_irq";
 102                 };
 103
 104                 mmc@0x15000 {
 105                         compatible = "snps,dw-mshc";
 106                         reg = <0x15000 0x400>;
 107                         fifo-depth = <1024>;
 108                         card-detect-delay = <200>;
 109                         clocks = <&apbclk>, <&mmcclk>;
 110                         clock-names = "biu", "ciu";
 111                         interrupts = <7>;
 112                         bus-width = <4>;
 113                 };
 114         };
 115
 116         /*
 117          * Embedded Vision subsystem UIO mappings; only relevant for EV VDK
 118          *
 119          * This node is intentionally put outside of MB above becase
 120          * it maps areas outside of MB's 0xEz-0xFz.
 121          */
 122         uio_ev: uio@0xD0000000 {
 123                 compatible = "generic-uio";
 124                 reg = <0xD0000000 0x2000 0xD1000000 0x2000 0x90000000 0x10000000 0xC0000000 0x10000000>;
 125                 reg-names = "ev_gsa", "ev_ctrl", "ev_shared_mem", "ev_code_mem";
 126                 interrupt-parent = <&mb_intc>;
 127                 interrupts = <23>;
 128         };
 129 };