arch/x86/dts/qemu-x86_q35.dts

   1 /*
   2  * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 /dts-v1/;
   8
   9 #include <dt-bindings/interrupt-router/intel-irq.h>
  10
  11 /* ICH9 IRQ router has discrete PIRQ control registers */
  12 #undef PIRQE
  13 #undef PIRQF
  14 #undef PIRQG
  15 #undef PIRQH
  16 #define PIRQE   8
  17 #define PIRQF   9
  18 #define PIRQG   10
  19 #define PIRQH   11
  20
  21 /include/ "skeleton.dtsi"
  22 /include/ "serial.dtsi"
  23 /include/ "keyboard.dtsi"
  24 /include/ "rtc.dtsi"
  25 /include/ "tsc_timer.dtsi"
  26
  27 / {
  28         model = "QEMU x86 (Q35)";
  29         compatible = "qemu,x86";
  30
  31         config {
  32                 silent_console = <0>;
  33                 u-boot,no-apm-finalize;
  34         };
  35
  36         chosen {
  37                 stdout-path = "/serial";
  38         };
  39
  40         cpus {
  41                 #address-cells = <1>;
  42                 #size-cells = <0>;
  43
  44                 cpu@0 {
  45                         device_type = "cpu";
  46                         compatible = "cpu-x86";
  47                         reg = <0>;
  48                         intel,apic-id = <0>;
  49                 };
  50
  51                 cpu@1 {
  52                         device_type = "cpu";
  53                         compatible = "cpu-x86";
  54                         reg = <1>;
  55                         intel,apic-id = <1>;
  56                 };
  57         };
  58
  59         tsc-timer {
  60                 clock-frequency = <1000000000>;
  61         };
  62
  63         pci {
  64                 compatible = "pci-x86";
  65                 #address-cells = <3>;
  66                 #size-cells = <2>;
  67                 u-boot,dm-pre-reloc;
  68                 ranges = <0x02000000 0x0 0xc0000000 0xc0000000 0 0x10000000
  69                         0x42000000 0x0 0xd0000000 0xd0000000 0 0x10000000
  70                         0x01000000 0x0 0x2000 0x2000 0 0xe000>;
  71
  72                 irq-router@1f,0 {
  73                         reg = <0x0000f800 0 0 0 0>;
  74                         compatible = "intel,irq-router";
  75                         intel,pirq-config = "pci";
  76                         intel,pirq-link = <0x60 8>;
  77                         intel,pirq-mask = <0x0e40>;
  78                         intel,pirq-routing = <
  79                                 /* e1000 NIC */
  80                                 PCI_BDF(0, 2, 0) INTA PIRQG
  81                                 /* ICH9 UHCI */
  82                                 PCI_BDF(0, 29, 0) INTA PIRQA
  83                                 PCI_BDF(0, 29, 1) INTB PIRQB
  84                                 PCI_BDF(0, 29, 2) INTC PIRQC
  85                                 /* ICH9 EHCI */
  86                                 PCI_BDF(0, 29, 7) INTD PIRQD
  87                                 /* ICH9 SATA */
  88                                 PCI_BDF(0, 31, 2) INTA PIRQA
  89                         >;
  90                 };
  91         };
  92
  93 };