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-qemu";
  47                         reg = <0>;
  48                         intel,apic-id = <0>;
  49                 };
  50         };
  51
  52         tsc-timer {
  53                 clock-frequency = <1000000000>;
  54         };
  55
  56         pci {
  57                 compatible = "pci-x86";
  58                 #address-cells = <3>;
  59                 #size-cells = <2>;
  60                 u-boot,dm-pre-reloc;
  61                 ranges = <0x02000000 0x0 0xc0000000 0xc0000000 0 0x10000000
  62                         0x42000000 0x0 0xd0000000 0xd0000000 0 0x10000000
  63                         0x01000000 0x0 0x2000 0x2000 0 0xe000>;
  64
  65                 pch@1f,0 {
  66                         reg = <0x0000f800 0 0 0 0>;
  67                         compatible = "intel,pch9";
  68
  69                         irq-router {
  70                                 compatible = "intel,irq-router";
  71                                 intel,pirq-config = "pci";
  72                                 intel,pirq-link = <0x60 8>;
  73                                 intel,pirq-mask = <0x0e40>;
  74                                 intel,pirq-routing = <
  75                                         /* e1000 NIC */
  76                                         PCI_BDF(0, 2, 0) INTA PIRQG
  77                                         /* ICH9 UHCI */
  78                                         PCI_BDF(0, 29, 0) INTA PIRQA
  79                                         PCI_BDF(0, 29, 1) INTB PIRQB
  80                                         PCI_BDF(0, 29, 2) INTC PIRQC
  81                                         /* ICH9 EHCI */
  82                                         PCI_BDF(0, 29, 7) INTD PIRQD
  83                                         /* ICH9 SATA */
  84                                         PCI_BDF(0, 31, 2) INTA PIRQA
  85                                 >;
  86                         };
  87                 };
  88         };
  89
  90 };