Messages in this thread Patch in this message | | | From | Jiaxun Yang <> | Subject | [PATCH 3/5] dt-bindings: Document Loongson PCI Host Controller | Date | Mon, 30 Mar 2020 19:42:28 +0800 |
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PCI host controller found on Loongson PCHs and SoCs.
Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> --- .../devicetree/bindings/pci/loongson.yaml | 52 +++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/loongson.yaml
diff --git a/Documentation/devicetree/bindings/pci/loongson.yaml b/Documentation/devicetree/bindings/pci/loongson.yaml new file mode 100644 index 000000000000..623847980189 --- /dev/null +++ b/Documentation/devicetree/bindings/pci/loongson.yaml @@ -0,0 +1,52 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/loongson.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Loongson PCI Host Controller + +maintainers: + - Jiaxun Yang <jiaxun.yang@flygoat.com> + +description: |+ + PCI host controller found on Loongson PCHs and SoCs. + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + +properties: + compatible: + oneOf: + - const: loongson,rs780e-pci + - const: loongson,ls7a-pci + - const: loongson,ls2k-pci + + reg: + minItems: 1 + maxItems: 2 + items: + - description: CFG0 standard config space register + - description: CFG1 extend config space register + + ranges: + maxItems: 3 + + +required: + - compatible + - reg + - ranges + +examples: + - | + pci@1a000000 { + compatible = "loongson,rs780e-pci"; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + + reg = <0x1a000000 0x2000000>; + ranges = <0x02000000 0 0x40000000 0x40000000 0 0x40000000>; + }; +... -- 2.26.0.rc2
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