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linux/Documentation/devicetree/bindings/arm/arm,scu.yaml
Geert Uytterhoeven 2e684660e5 dt-bindings: arm: scu: Convert to json-schema
Convert the ARM Snoop Control Unit (SCU) Device Tree binding
documentation to json-schema.

Document required properties.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/c5c36fb952675df4b9c9834d53a21fb58f391e86.1621522979.git.geert+renesas@glider.be
Signed-off-by: Rob Herring <robh@kernel.org>
2021-05-20 15:21:19 -05:00

47 lines
1.1 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/arm,scu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: ARM Snoop Control Unit (SCU)
maintainers:
- Linus Walleij <linus.walleij@linaro.org>
description: |
As part of the MPCore complex, Cortex-A5 and Cortex-A9 are provided
with a Snoop Control Unit. The register range is usually 256 (0x100)
bytes.
References:
- Cortex-A9: see DDI0407E Cortex-A9 MPCore Technical Reference Manual
Revision r2p0
- Cortex-A5: see DDI0434B Cortex-A5 MPCore Technical Reference Manual
Revision r0p1
- ARM11 MPCore: see DDI0360F ARM 11 MPCore Processor Technical Reference
Manial Revision r2p0
properties:
compatible:
enum:
- arm,cortex-a9-scu
- arm,cortex-a5-scu
- arm,arm11mp-scu
reg:
maxItems: 1
required:
- compatible
- reg
additionalProperties: false
examples:
- |
scu@a0410000 {
compatible = "arm,cortex-a9-scu";
reg = <0xa0410000 0x100>;
};