malta.dts

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    1 // SPDX-License-Identifier: GPL-2.0
    2 /dts-v1/;
    3 
    4 #include <dt-bindings/interrupt-controller/irq.h>
    5 #include <dt-bindings/interrupt-controller/mips-gic.h>
    6 
    7 /memreserve/ 0x00000000 0x00001000;     /* YAMON exception vectors */
    8 /memreserve/ 0x00001000 0x000ef000;     /* YAMON */
    9 /memreserve/ 0x000f0000 0x00010000;     /* PIIX4 ISA memory */
   10 
   11 / {
   12         #address-cells = <1>;
   13         #size-cells = <1>;
   14         compatible = "mti,malta";
   15 
   16         cpu_intc: interrupt-controller {
   17                 compatible = "mti,cpu-interrupt-controller";
   18 
   19                 interrupt-controller;
   20                 #interrupt-cells = <1>;
   21         };
   22 
   23         gic: interrupt-controller@1bdc0000 {
   24                 compatible = "mti,gic";
   25                 reg = <0x1bdc0000 0x20000>;
   26 
   27                 interrupt-controller;
   28                 #interrupt-cells = <3>;
   29 
   30                 /*
   31                  * Declare the interrupt-parent even though the mti,gic
   32                  * binding doesn't require it, such that the kernel can
   33                  * figure out that cpu_intc is the root interrupt
   34                  * controller & should be probed first.
   35                  */
   36                 interrupt-parent = <&cpu_intc>;
   37 
   38                 timer {
   39                         compatible = "mti,gic-timer";
   40                         interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>;
   41                 };
   42         };
   43 
   44         i8259: interrupt-controller@20 {
   45                 compatible = "intel,i8259";
   46 
   47                 interrupt-controller;
   48                 #interrupt-cells = <1>;
   49 
   50                 interrupt-parent = <&gic>;
   51                 interrupts = <GIC_SHARED 3 IRQ_TYPE_LEVEL_HIGH>;
   52         };
   53 
   54         flash@1e000000 {
   55                 compatible = "intel,dt28f160", "cfi-flash";
   56                 reg = <0x1e000000 0x400000>;
   57                 bank-width = <4>;
   58                 #address-cells = <1>;
   59                 #size-cells = <1>;
   60 
   61                 partitions {
   62                         compatible = "fixed-partitions";
   63                         #address-cells = <1>;
   64                         #size-cells = <1>;
   65 
   66                         yamon@0 {
   67                                 label = "YAMON";
   68                                 reg = <0x0 0x100000>;
   69                                 read-only;
   70                         };
   71 
   72                         user-fs@100000 {
   73                                 label = "User FS";
   74                                 reg = <0x100000 0x2e0000>;
   75                         };
   76 
   77                         board-config@3e0000 {
   78                                 label = "Board Config";
   79                                 reg = <0x3e0000 0x20000>;
   80                                 read-only;
   81                         };
   82                 };
   83         };
   84 
   85         fpga_regs: system-controller@1f000000 {
   86                 compatible = "mti,malta-fpga", "syscon", "simple-mfd";
   87                 reg = <0x1f000000 0x1000>;
   88                 native-endian;
   89 
   90                 lcd@410 {
   91                         compatible = "mti,malta-lcd";
   92                         offset = <0x410>;
   93                 };
   94 
   95                 reboot {
   96                         compatible = "syscon-reboot";
   97                         regmap = <&fpga_regs>;
   98                         offset = <0x500>;
   99                         mask = <0x42>;
  100                 };
  101         };
  102 
  103         isa {
  104                 compatible = "isa";
  105                 #address-cells = <2>;
  106                 #size-cells = <1>;
  107                 ranges = <1 0 0 0x1000>;
  108 
  109                 rtc@70 {
  110                         compatible = "motorola,mc146818";
  111                         reg = <1 0x70 0x8>;
  112 
  113                         interrupt-parent = <&i8259>;
  114                         interrupts = <8>;
  115                 };
  116         };
  117 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/mips/mti/malta.dts

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sys/contrib/device-tree/src/mips/mti/malta.dts