Document the FSI Hub Controller CFAM engine. Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- .../bindings/fsi/ibm,p9-fsi-controller.yaml | 45 +++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml diff --git a/Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml b/Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml new file mode 100644 index 0000000000000..29ea80ff915ef --- /dev/null +++ b/Documentation/devicetree/bindings/fsi/ibm,p9-fsi-controller.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/fsi/ibm,p9-fsi-controller.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IBM FSI-attached FSI Hub Controller + +maintainers: + - Eddie James <eajames@xxxxxxxxxxxxx> + +description: + The FSI Hub Controller is an FSI controller, providing a number of FSI links, + located on a CFAM. Therefore this node will always be a child of an FSI CFAM + node. + +properties: + compatible: + enum: + - ibm,p9-fsi-controller + + reg: + items: + - description: FSI slave address + +allOf: + - $ref: fsi-controller.yaml# + +unevaluatedProperties: false + +examples: + - | + fsi@3400 { + compatible = "ibm,p9-fsi-controller"; + reg = <0x3400 0x400>; + #address-cells = <2>; + #size-cells = <0>; + + cfam@0,0 { + reg = <0 0>; + #address-cells = <1>; + #size-cells = <1>; + chip-id = <0>; + }; + }; -- 2.39.3
