Bindings/pci/cdns,cdns-pcie-host.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/pci/cdns,cdns-pcie-host.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Cadence PCIe host controller
   8
   9 maintainers:
  10   - Tom Joseph <tjoseph@cadence.com>
  11
  12 allOf:
  13   - $ref: /schemas/pci/pci-bus.yaml#
  14   - $ref: "cdns-pcie-host.yaml#"
  15
  16 properties:
  17   compatible:
  18     const: cdns,cdns-pcie-host
  19
  20   reg:
  21     maxItems: 3
  22
  23   reg-names:
  24     items:
  25       - const: reg
  26       - const: cfg
  27       - const: mem
  28
  29   msi-parent: true
  30
  31 required:
  32   - reg
  33   - reg-names
  34
  35 examples:
  36   - |
  37     bus {
  38         #address-cells = <2>;
  39         #size-cells = <2>;
  40
  41         pcie@fb000000 {
  42             compatible = "cdns,cdns-pcie-host";
  43             device_type = "pci";
  44             #address-cells = <3>;
  45             #size-cells = <2>;
  46             bus-range = <0x0 0xff>;
  47             linux,pci-domain = <0>;
  48             vendor-id = <0x17cd>;
  49             device-id = <0x0200>;
  50
  51             reg = <0x0 0xfb000000  0x0 0x01000000>,
  52                   <0x0 0x41000000  0x0 0x00001000>,
  53                   <0x0 0x40000000  0x0 0x04000000>;
  54             reg-names = "reg", "cfg", "mem";
  55
  56             ranges = <0x02000000 0x0 0x42000000  0x0 0x42000000  0x0 0x1000000>,
  57                      <0x01000000 0x0 0x43000000  0x0 0x43000000  0x0 0x0010000>;
  58             dma-ranges = <0x02000000 0x0 0x0 0x0 0x0 0x1 0x00000000>;
  59
  60             #interrupt-cells = <0x1>;
  61
  62             interrupt-map = <0x0 0x0 0x0  0x1  &gic  0x0 0x0 0x0 14 0x1>,
  63                  <0x0 0x0 0x0  0x2  &gic  0x0 0x0 0x0 15 0x1>,
  64                  <0x0 0x0 0x0  0x3  &gic  0x0 0x0 0x0 16 0x1>,
  65                  <0x0 0x0 0x0  0x4  &gic  0x0 0x0 0x0 17 0x1>;
  66
  67             interrupt-map-mask = <0x0 0x0 0x0  0x7>;
  68
  69             msi-parent = <&its_pci>;
  70
  71             phys = <&pcie_phy0>;
  72             phy-names = "pcie-phy";
  73         };
  74     };
  75 ...