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dt-bindings: fsi: Document the FSI Hub Controller
Document the FSI Hub Controller CFAM engine.
Signed-off-by: Eddie James <eajames@linux.ibm.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20240522192524.3286237-11-eajames@linux.ibm.com
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
authored by
Eddie James
and committed by
Rob Herring (Arm)
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7a609bc3
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Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml
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Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml
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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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$id: http://devicetree.org/schemas/fsi/ibm,p9-fsi-controller.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: IBM FSI-attached FSI Hub Controller
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maintainers:
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- Eddie James <eajames@linux.ibm.com>
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description:
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The FSI Hub Controller is an FSI controller, providing a number of FSI links,
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located on a CFAM. Therefore this node will always be a child of an FSI CFAM
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node.
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properties:
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compatible:
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enum:
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- ibm,p9-fsi-controller
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reg:
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items:
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- description: FSI slave address
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allOf:
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- $ref: fsi-controller.yaml#
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unevaluatedProperties: false
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examples:
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- |
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fsi@3400 {
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compatible = "ibm,p9-fsi-controller";
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reg = <0x3400 0x400>;
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#address-cells = <2>;
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#size-cells = <0>;
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cfam@0,0 {
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reg = <0 0>;
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#address-cells = <1>;
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#size-cells = <1>;
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chip-id = <0>;
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};
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};