# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id:
http://devicetree.org/schemas/arm/arm,realview.yaml#
$schema:
http://devicetree.org/meta-schemas/core.yaml#
title: ARM RealView Boards
maintainers:
- Linus Walleij <linus.walleij@linaro.org>
description: |+
The ARM RealView series of reference designs were built to explore the Arm11,
Cortex-A8, and Cortex-A9 CPUs. This included new features compared to the
earlier CPUs such as TrustZone and multicore (MPCore).
properties:
$nodename:
const: '/'
compatible:
oneOf:
- description: ARM RealView Emulation Baseboard (HBI-0140) was created
as a generic platform to test different FPGA designs, and has
pluggable CPU modules, see ARM DUI 0303E.
items:
- const: arm,realview-eb
- description: ARM RealView Platform Baseboard for ARM1176JZF-S
(HBI-0147) was created as a development board to test ARM TrustZone,
CoreSight and Intelligent Energy Management (IEM) see ARM DUI 0425F.
items:
- const: arm,realview-pb1176
- description: ARM RealView Platform Baseboard for ARM 11 MPCore
(HBI-0159, HBI-0175 and HBI-0176) was created to showcase
multiprocessing with ARM11 using MPCore using symmetric
multiprocessing (SMP). See ARM DUI 0351E.
items:
- const: arm,realview-pb11mp
- description: ARM RealView Platform Baseboard for Cortex-A8 (HBI-0178,
HBI-0176 and HBI-0175) was the first reference platform for the
Cortex CPU family, including a Cortex-A8 test chip.
items:
- const: arm,realview-pba8
- description: ARM RealView Platform Baseboard Explore for Cortex-A9
(HBI-0182 and HBI-0183) was the reference platform for the Cortex-A9
CPU.
items:
- const: arm,realview-pbx
soc:
description: All RealView boards must provide a soc node in the root of the
device tree, representing the System-on-Chip since these test chips are
rather complex.
type: object
properties:
compatible:
oneOf:
- items:
- const: arm,realview-eb-soc
- const: simple-bus
- items:
- const: arm,realview-pb1176-soc
- const: simple-bus
- items:
- const: arm,realview-pb11mp-soc
- const: simple-bus
- items:
- const: arm,realview-pba8-soc
- const: simple-bus
- items:
- const: arm,realview-pbx-soc
- const: simple-bus
patternProperties:
"^.*syscon@[0-9a-f]+$":
type: object
description: All RealView boards must provide a syscon system controller
node inside the soc node.
required:
- compatible
required:
- compatible
- soc
additionalProperties: true
...
