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dt-bindings: arm: Add RealView YAML schema
This implements the top-level schema for the ARM RealView platforms. Cc: Sudeep Holla <sudeep.holla@arm.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Documentation/devicetree/bindings/arm/arm,realview.yaml
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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 Device Tree Bindings
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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 ARM
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11, Cortex A-8 and Cortex A-9 CPUs. This included new features compared to
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the 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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properties:
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compatible:
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oneOf:
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- items:
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- const: arm,realview-eb11mp-revb-syscon
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- const: arm,realview-eb-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-eb11mp-revc-syscon
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- const: arm,realview-eb-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-eb-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-pb1176-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-pb11mp-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-pba8-syscon
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- const: syscon
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- const: simple-mfd
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- items:
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- const: arm,realview-pbx-syscon
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- const: syscon
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- const: simple-mfd
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required:
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- compatible
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- reg
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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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...
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