arch/x86/dts/qemu-x86_q35.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 /* ICH9 IRQ router has discrete PIRQ control registers */
  11 #undef PIRQE
  12 #undef PIRQF
  13 #undef PIRQG
  14 #undef PIRQH
  15 #define PIRQE   8
  16 #define PIRQF   9
  17 #define PIRQG   10
  18 #define PIRQH   11
  19
  20 /include/ "skeleton.dtsi"
  21 /include/ "serial.dtsi"
  22 /include/ "keyboard.dtsi"
  23 /include/ "rtc.dtsi"
  24 /include/ "tsc_timer.dtsi"
  25
  26 / {
  27         model = "QEMU x86 (Q35)";
  28         compatible = "qemu,x86";
  29
  30         config {
  31                 silent_console = <0>;
  32                 u-boot,no-apm-finalize;
  33         };
  34
  35         chosen {
  36                 stdout-path = "/serial";
  37         };
  38
  39         cpus {
  40                 #address-cells = <1>;
  41                 #size-cells = <0>;
  42                 u-boot,dm-pre-reloc;
  43
  44                 cpu@0 {
  45                         device_type = "cpu";
  46                         compatible = "cpu-qemu";
  47                         u-boot,dm-pre-reloc;
  48                         reg = <0>;
  49                         intel,apic-id = <0>;
  50                 };
  51         };
  52
  53         tsc-timer {
  54                 clock-frequency = <1000000000>;
  55         };
  56
  57         pci {
  58                 compatible = "pci-x86";
  59                 #address-cells = <3>;
  60                 #size-cells = <2>;
  61                 u-boot,dm-pre-reloc;
  62                 ranges = <0x02000000 0x0 0xc0000000 0xc0000000 0 0x10000000
  63                         0x42000000 0x0 0xd0000000 0xd0000000 0 0x10000000
  64                         0x01000000 0x0 0x2000 0x2000 0 0xe000>;
  65
  66                 pch@1f,0 {
  67                         reg = <0x0000f800 0 0 0 0>;
  68                         compatible = "intel,pch9";
  69                         u-boot,dm-pre-reloc;
  70
  71                         irq-router {
  72                                 compatible = "intel,irq-router";
  73                                 u-boot,dm-pre-reloc;
  74                                 intel,pirq-config = "pci";
  75                                 intel,actl-8bit;
  76                                 intel,actl-addr = <0x44>;
  77                                 intel,pirq-link = <0x60 8>;
  78                                 intel,pirq-mask = <0x0e40>;
  79                                 intel,pirq-routing = <
  80                                         /* e1000 NIC */
  81                                         PCI_BDF(0, 2, 0) INTA PIRQG
  82                                         /* ICH9 UHCI */
  83                                         PCI_BDF(0, 29, 0) INTA PIRQA
  84                                         PCI_BDF(0, 29, 1) INTB PIRQB
  85                                         PCI_BDF(0, 29, 2) INTC PIRQC
  86                                         /* ICH9 EHCI */
  87                                         PCI_BDF(0, 29, 7) INTD PIRQD
  88                                         /* ICH9 SATA */
  89                                         PCI_BDF(0, 31, 2) INTA PIRQA
  90                                 >;
  91                         };
  92                 };
  93         };
  94
  95 };