arch/x86/dts/qemu-x86_i440fx.dts

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/interrupt-router/intel-irq.h>
   9
  10 /include/ "skeleton.dtsi"
  11 /include/ "serial.dtsi"
  12 /include/ "keyboard.dtsi"
  13 /include/ "reset.dtsi"
  14 /include/ "rtc.dtsi"
  15 /include/ "tsc_timer.dtsi"
  16
  17 / {
  18         model = "QEMU x86 (I440FX)";
  19         compatible = "qemu,x86";
  20
  21         config {
  22                 silent_console = <0>;
  23         };
  24
  25         chosen {
  26                 stdout-path = "/serial";
  27         };
  28
  29         cpus {
  30                 #address-cells = <1>;
  31                 #size-cells = <0>;
  32                 u-boot,dm-pre-reloc;
  33
  34                 cpu@0 {
  35                         device_type = "cpu";
  36                         compatible = "cpu-qemu";
  37                         u-boot,dm-pre-reloc;
  38                         reg = <0>;
  39                         intel,apic-id = <0>;
  40                 };
  41         };
  42
  43         tsc-timer {
  44                 clock-frequency = <1000000000>;
  45         };
  46
  47         pci {
  48                 compatible = "pci-x86";
  49                 #address-cells = <3>;
  50                 #size-cells = <2>;
  51                 u-boot,dm-pre-reloc;
  52                 ranges = <0x02000000 0x0 0xc0000000 0xc0000000 0 0x10000000
  53                         0x42000000 0x0 0xd0000000 0xd0000000 0 0x10000000
  54                         0x01000000 0x0 0x2000 0x2000 0 0xe000>;
  55
  56                 pch@1,0 {
  57                         reg = <0x00000800 0 0 0 0>;
  58                         compatible = "intel,pch7";
  59                         u-boot,dm-pre-reloc;
  60
  61                         irq-router {
  62                                 compatible = "intel,irq-router";
  63                                 u-boot,dm-pre-reloc;
  64                                 intel,pirq-config = "pci";
  65                                 intel,pirq-link = <0x60 4>;
  66                                 intel,pirq-mask = <0x0e40>;
  67                                 intel,pirq-routing = <
  68                                         /* PIIX UHCI */
  69                                         PCI_BDF(0, 1, 2) INTD PIRQD
  70                                         /* e1000 NIC */
  71                                         PCI_BDF(0, 3, 0) INTA PIRQC
  72                                 >;
  73                         };
  74                 };
  75         };
  76
  77 };