[PATCH v3 09/14] dt-bindings: fsi: Document the FSI Hub Controller

Eddie James
2024-04-25T21:37:26Z

Document the FSI Hub Controller CFAM engine.

Signed-off-by: Eddie James <eajames@linux.ibm.com>
---
.../bindings/fsi/ibm,hub-fsi-controller.yaml | 44 +++++++++++++++++++
1 file changed, 44 insertions(+)
create mode 100644 Documentation/devicetree/bindings/fsi/ibm,hub-fsi-controller.yaml

diff --git a/Documentation/devicetree/bindings/fsi/ibm,hub-fsi-controller.yaml b/Documentation/devicetree/bindings/fsi/ibm,hub-fsi-controller.yaml
new file mode 100644
index 000000000000..d96d777d4d9f
--- /dev/null
+++ b/Documentation/devicetree/bindings/fsi/ibm,hub-fsi-controller.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/fsi/ibm,hub-fsi-controller.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: IBM FSI-attached FSI Hub Controller
+
+maintainers:
+ - Eddie James <eajames@linux.ibm.com>
+
+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,hub-fsi-controller
+
+ reg:
+ items:
+ - description: FSI slave address
+
+allOf:
+ - $ref: fsi-controller.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ fsi@3400 {
+ #address-cells = <2>;
+ #size-cells = <0>;
+ compatible = "ibm,hub-fsi-controller";
+ reg = <0x3400 0x400>;
+
+ cfam@0,0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ reg = <0 0>;
+ };
+ };
--
2.39.3