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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/fsi/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/fsi-controller.yaml#

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$schema: http://devicetree.org/meta-schemas/core.yaml#

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title: FSI Controller Common Properties

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maintainers:

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  - Eddie James <eajames@linux.ibm.com>

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description:

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  FSI (FRU (Field Replaceable Unit) Service Interface) is a two wire bus. The

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  FSI bus is connected to a CFAM (Common FRU Access Macro) which contains

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  various engines such as I2C controllers, SPI controllers, etc.

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properties:

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  "#address-cells":

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    const: 2

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  "#size-cells":

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    const: 0

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  '#interrupt-cells':

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    const: 1

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  bus-frequency:

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    minimum: 1

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    maximum: 200000000

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  interrupt-controller: true

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  no-scan-on-init:

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    $ref: /schemas/types.yaml#/definitions/flag

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    description:

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      The FSI controller cannot scan the bus during initialization.

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patternProperties:

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  "cfam@[0-9a-f],[0-9a-f]":

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    type: object

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    properties:

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      chip-id:

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        $ref: /schemas/types.yaml#/definitions/uint32

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        description:

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          Processor index, a global unique chip ID which is used to identify

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          the physical location of the chip in a system specific way.

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      bus-frequency:

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        minimum: 1

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        maximum: 100000000

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      reg:

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        maxItems: 1

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      "#address-cells":

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        const: 1

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      "#size-cells":

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        const: 1

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    required:

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      - reg

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    additionalProperties: true

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additionalProperties: true

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