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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/Documentation/devicetree/bindings/arm/arm,realview.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/arm/arm,realview.yaml#

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

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title: ARM RealView Boards

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maintainers:

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  - Linus Walleij <linus.walleij@linaro.org>

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description: |+

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  The ARM RealView series of reference designs were built to explore the Arm11,

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  Cortex-A8, and Cortex-A9 CPUs. This included new features compared to the

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  earlier CPUs such as TrustZone and multicore (MPCore).

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properties:

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  $nodename:

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    const: '/'

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  compatible:

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    oneOf:

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      - description: ARM RealView Emulation Baseboard (HBI-0140) was created

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          as a generic platform to test different FPGA designs, and has

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          pluggable CPU modules, see ARM DUI 0303E.

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        items:

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          - const: arm,realview-eb

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      - description: ARM RealView Platform Baseboard for ARM1176JZF-S

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          (HBI-0147) was created as a development board to test ARM TrustZone,

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          CoreSight and Intelligent Energy Management (IEM) see ARM DUI 0425F.

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        items:

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          - const: arm,realview-pb1176

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      - description: ARM RealView Platform Baseboard for ARM 11 MPCore

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          (HBI-0159, HBI-0175 and HBI-0176) was created to showcase

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          multiprocessing with ARM11 using MPCore using symmetric

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          multiprocessing (SMP). See ARM DUI 0351E.

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        items:

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          - const: arm,realview-pb11mp

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      - description: ARM RealView Platform Baseboard for Cortex-A8 (HBI-0178,

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          HBI-0176 and HBI-0175) was the first reference platform for the

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          Cortex CPU family, including a Cortex-A8 test chip.

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        items:

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          - const: arm,realview-pba8

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      - description: ARM RealView Platform Baseboard Explore for Cortex-A9

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          (HBI-0182 and HBI-0183) was the reference platform for the Cortex-A9

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          CPU.

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        items:

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          - const: arm,realview-pbx

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  soc:

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    description: All RealView boards must provide a soc node in the root of the

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      device tree, representing the System-on-Chip since these test chips are

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      rather complex.

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    type: object

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    properties:

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      compatible:

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        oneOf:

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          - items:

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              - const: arm,realview-eb-soc

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              - const: simple-bus

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          - items:

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              - const: arm,realview-pb1176-soc

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              - const: simple-bus

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          - items:

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              - const: arm,realview-pb11mp-soc

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              - const: simple-bus

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          - items:

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              - const: arm,realview-pba8-soc

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              - const: simple-bus

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          - items:

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              - const: arm,realview-pbx-soc

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              - const: simple-bus

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    patternProperties:

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      "^.*syscon@[0-9a-f]+$":

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        type: object

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        description: All RealView boards must provide a syscon system controller

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          node inside the soc node.

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    required:

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      - compatible

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required:

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  - compatible

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  - soc

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additionalProperties: true

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...

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