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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/pci/xilinx-versal-cpm.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: CPM Host Controller device tree for Xilinx Versal SoCs
maintainers:
- Bharat Kumar Gogada <bharat.kumar.gogada@amd.com>
allOf:
- $ref: /schemas/pci/pci-bus.yaml#
properties:
compatible:
enum:
- xlnx,versal-cpm-host-1.00
- xlnx,versal-cpm5-host
reg:
items:
- description: CPM system level control and status registers.
- description: Configuration space region and bridge registers.
- description: CPM5 control and status registers.
minItems: 2
reg-names:
items:
- const: cpm_slcr
- const: cfg
- const: cpm_csr
minItems: 2
interrupts:
maxItems: 1
msi-map:
description:
Maps a Requester ID to an MSI controller and associated MSI sideband data.
ranges:
maxItems: 2
"#interrupt-cells":
const: 1
interrupt-controller:
description: Interrupt controller node for handling legacy PCI interrupts.
type: object
properties:
"#address-cells":
const: 0
"#interrupt-cells":
const: 1
"interrupt-controller": true
additionalProperties: false
required:
- reg
- reg-names
- "#interrupt-cells"
- interrupts
- interrupt-map
- interrupt-map-mask
- bus-range
- msi-map
- interrupt-controller
unevaluatedProperties: false
examples:
- |
versal {
#address-cells = <2>;
#size-cells = <2>;
cpm_pcie: pcie@fca10000 {
compatible = "xlnx,versal-cpm-host-1.00";
device_type = "pci";
#address-cells = <3>;
#interrupt-cells = <1>;
#size-cells = <2>;
interrupts = <0 72 4>;
interrupt-parent = <&gic>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc_0 0>,
<0 0 0 2 &pcie_intc_0 1>,
<0 0 0 3 &pcie_intc_0 2>,
<0 0 0 4 &pcie_intc_0 3>;
bus-range = <0x00 0xff>;
ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0 0x10000000>,
<0x43000000 0x80 0x00000000 0x80 0x00000000 0x0 0x80000000>;
msi-map = <0x0 &its_gic 0x0 0x10000>;
reg = <0x0 0xfca10000 0x0 0x1000>,
<0x6 0x00000000 0x0 0x10000000>;
reg-names = "cpm_slcr", "cfg";
pcie_intc_0: interrupt-controller {
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
};
};
cpm5_pcie: pcie@fcdd0000 {
compatible = "xlnx,versal-cpm5-host";
device_type = "pci";
#address-cells = <3>;
#interrupt-cells = <1>;
#size-cells = <2>;
interrupts = <0 72 4>;
interrupt-parent = <&gic>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0 0 0 1 &pcie_intc_1 0>,
<0 0 0 2 &pcie_intc_1 1>,
<0 0 0 3 &pcie_intc_1 2>,
<0 0 0 4 &pcie_intc_1 3>;
bus-range = <0x00 0xff>;
ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0 0x10000000>,
<0x43000000 0x80 0x00000000 0x80 0x00000000 0x0 0x80000000>;
msi-map = <0x0 &its_gic 0x0 0x10000>;
reg = <0x00 0xfcdd0000 0x00 0x1000>,
<0x06 0x00000000 0x00 0x1000000>,
<0x00 0xfce20000 0x00 0x1000000>;
reg-names = "cpm_slcr", "cfg", "cpm_csr";
pcie_intc_1: interrupt-controller {
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
};
};
};
|
