| # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| %YAML 1.2 |
| --- |
| $id: http://devicetree.org/schemas/fsi/fsi-controller.yaml# |
| $schema: http://devicetree.org/meta-schemas/core.yaml# |
| |
| title: FSI Controller Common Properties |
| |
| maintainers: |
| - Eddie James <eajames@linux.ibm.com> |
| |
| description: |
| FSI (FRU (Field Replaceable Unit) Service Interface) is a two wire bus. The |
| FSI bus is connected to a CFAM (Common FRU Access Macro) which contains |
| various engines such as I2C controllers, SPI controllers, etc. |
| |
| properties: |
| "#address-cells": |
| const: 2 |
| |
| "#size-cells": |
| const: 0 |
| |
| '#interrupt-cells': |
| const: 1 |
| |
| bus-frequency: |
| minimum: 1 |
| maximum: 200000000 |
| |
| interrupt-controller: true |
| |
| no-scan-on-init: |
| $ref: /schemas/types.yaml#/definitions/flag |
| description: |
| The FSI controller cannot scan the bus during initialization. |
| |
| patternProperties: |
| "cfam@[0-9a-f],[0-9a-f]": |
| type: object |
| properties: |
| chip-id: |
| $ref: /schemas/types.yaml#/definitions/uint32 |
| description: |
| Processor index, a global unique chip ID which is used to identify |
| the physical location of the chip in a system specific way. |
| |
| bus-frequency: |
| minimum: 1 |
| maximum: 100000000 |
| |
| reg: |
| maxItems: 1 |
| |
| "#address-cells": |
| const: 1 |
| |
| "#size-cells": |
| const: 1 |
| |
| required: |
| - reg |
| |
| additionalProperties: true |
| |
| additionalProperties: true |