2023-08-30 17:31:07 +02:00
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/pci/xilinx-versal-cpm.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: CPM Host Controller device tree for Xilinx Versal SoCs
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maintainers:
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2023-10-24 12:59:35 +02:00
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- Bharat Kumar Gogada <bharat.kumar.gogada@amd.com>
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2023-08-30 17:31:07 +02:00
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allOf:
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- $ref: /schemas/pci/pci-bus.yaml#
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properties:
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compatible:
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enum:
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- xlnx,versal-cpm-host-1.00
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- xlnx,versal-cpm5-host
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reg:
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items:
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- description: CPM system level control and status registers.
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- description: Configuration space region and bridge registers.
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- description: CPM5 control and status registers.
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minItems: 2
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reg-names:
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items:
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- const: cpm_slcr
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- const: cfg
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- const: cpm_csr
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minItems: 2
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interrupts:
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maxItems: 1
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msi-map:
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description:
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Maps a Requester ID to an MSI controller and associated MSI sideband data.
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ranges:
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maxItems: 2
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"#interrupt-cells":
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const: 1
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interrupt-controller:
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description: Interrupt controller node for handling legacy PCI interrupts.
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type: object
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properties:
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"#address-cells":
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const: 0
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"#interrupt-cells":
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const: 1
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"interrupt-controller": true
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additionalProperties: false
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required:
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- reg
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- reg-names
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- "#interrupt-cells"
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- interrupts
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- interrupt-map
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- interrupt-map-mask
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- bus-range
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- msi-map
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- interrupt-controller
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unevaluatedProperties: false
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examples:
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- |
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versal {
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#address-cells = <2>;
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#size-cells = <2>;
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cpm_pcie: pcie@fca10000 {
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compatible = "xlnx,versal-cpm-host-1.00";
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device_type = "pci";
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#address-cells = <3>;
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#interrupt-cells = <1>;
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#size-cells = <2>;
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interrupts = <0 72 4>;
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interrupt-parent = <&gic>;
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interrupt-map-mask = <0 0 0 7>;
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interrupt-map = <0 0 0 1 &pcie_intc_0 0>,
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<0 0 0 2 &pcie_intc_0 1>,
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<0 0 0 3 &pcie_intc_0 2>,
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<0 0 0 4 &pcie_intc_0 3>;
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bus-range = <0x00 0xff>;
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ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0 0x10000000>,
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<0x43000000 0x80 0x00000000 0x80 0x00000000 0x0 0x80000000>;
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msi-map = <0x0 &its_gic 0x0 0x10000>;
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reg = <0x0 0xfca10000 0x0 0x1000>,
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<0x6 0x00000000 0x0 0x10000000>;
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reg-names = "cpm_slcr", "cfg";
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pcie_intc_0: interrupt-controller {
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#address-cells = <0>;
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#interrupt-cells = <1>;
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interrupt-controller;
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};
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};
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cpm5_pcie: pcie@fcdd0000 {
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compatible = "xlnx,versal-cpm5-host";
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device_type = "pci";
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#address-cells = <3>;
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#interrupt-cells = <1>;
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#size-cells = <2>;
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interrupts = <0 72 4>;
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interrupt-parent = <&gic>;
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interrupt-map-mask = <0 0 0 7>;
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interrupt-map = <0 0 0 1 &pcie_intc_1 0>,
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<0 0 0 2 &pcie_intc_1 1>,
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<0 0 0 3 &pcie_intc_1 2>,
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<0 0 0 4 &pcie_intc_1 3>;
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bus-range = <0x00 0xff>;
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ranges = <0x02000000 0x0 0xe0000000 0x0 0xe0000000 0x0 0x10000000>,
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<0x43000000 0x80 0x00000000 0x80 0x00000000 0x0 0x80000000>;
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msi-map = <0x0 &its_gic 0x0 0x10000>;
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reg = <0x00 0xfcdd0000 0x00 0x1000>,
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<0x06 0x00000000 0x00 0x1000000>,
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<0x00 0xfce20000 0x00 0x1000000>;
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reg-names = "cpm_slcr", "cfg", "cpm_csr";
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pcie_intc_1: interrupt-controller {
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#address-cells = <0>;
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#interrupt-cells = <1>;
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interrupt-controller;
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};
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};
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};
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