1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2# Copyright (C) 2021 Texas Instruments Incorporated - http://www.ti.com/
3%YAML 1.2
4---
5$id: http://devicetree.org/schemas/pci/ti,am65-pci-host.yaml#
6$schema: http://devicetree.org/meta-schemas/core.yaml#
7
8title: TI AM65 PCI Host
9
10maintainers:
11  - Kishon Vijay Abraham I <kishon@ti.com>
12
13allOf:
14  - $ref: /schemas/pci/pci-bus.yaml#
15
16properties:
17  compatible:
18    enum:
19      - ti,am654-pcie-rc
20      - ti,keystone-pcie
21
22  reg:
23    maxItems: 4
24
25  reg-names:
26    items:
27      - const: app
28      - const: dbics
29      - const: config
30      - const: atu
31
32  power-domains:
33    maxItems: 1
34
35  ti,syscon-pcie-id:
36    description: Phandle to the SYSCON entry required for getting PCIe device/vendor ID
37    $ref: /schemas/types.yaml#/definitions/phandle
38
39  ti,syscon-pcie-mode:
40    description: Phandle to the SYSCON entry required for configuring PCIe in RC or EP mode.
41    $ref: /schemas/types.yaml#/definitions/phandle
42
43  msi-map: true
44
45  dma-coherent: true
46
47required:
48  - compatible
49  - reg
50  - reg-names
51  - max-link-speed
52  - ti,syscon-pcie-id
53  - ti,syscon-pcie-mode
54  - ranges
55
56if:
57  properties:
58    compatible:
59      enum:
60        - ti,am654-pcie-rc
61then:
62  required:
63    - dma-coherent
64    - power-domains
65    - msi-map
66
67unevaluatedProperties: false
68
69examples:
70  - |
71    #include <dt-bindings/interrupt-controller/arm-gic.h>
72    #include <dt-bindings/interrupt-controller/irq.h>
73    #include <dt-bindings/soc/ti,sci_pm_domain.h>
74
75    pcie0_rc: pcie@5500000 {
76        compatible = "ti,am654-pcie-rc";
77        reg =  <0x5500000 0x1000>,
78               <0x5501000 0x1000>,
79               <0x10000000 0x2000>,
80               <0x5506000 0x1000>;
81        reg-names = "app", "dbics", "config", "atu";
82        power-domains = <&k3_pds 120 TI_SCI_PD_EXCLUSIVE>;
83        #address-cells = <3>;
84        #size-cells = <2>;
85        ranges = <0x81000000 0 0          0x10020000 0 0x00010000>,
86                 <0x82000000 0 0x10030000 0x10030000 0 0x07FD0000>;
87        ti,syscon-pcie-id = <&pcie_devid>;
88        ti,syscon-pcie-mode = <&pcie0_mode>;
89        bus-range = <0x0 0xff>;
90        num-viewport = <16>;
91        max-link-speed = <2>;
92        dma-coherent;
93        interrupts = <GIC_SPI 340 IRQ_TYPE_EDGE_RISING>;
94        msi-map = <0x0 &gic_its 0x0 0x10000>;
95        device_type = "pci";
96    };
97