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linux/Documentation/devicetree/bindings/watchdog/sunplus,sp7021-wdt.yaml
Xiantao Hu 94e4a7d5f8 dt-bindings: watchdog: Add watchdog yaml file for Sunplus SP7021
This adds the documentation for the devicetree bindings of the Sunplus
SP7021 watchdog driver, found from SP7021 SoCs and newer.

Signed-off-by: Xiantao Hu <xt.hu@cqplus1.com>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20220324031805.61316-2-xt.hu@cqplus1.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>
2022-05-08 10:34:05 +02:00

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
# Copyright (C) Sunplus Co., Ltd. 2021
%YAML 1.2
---
$id: http://devicetree.org/schemas/watchdog/sunplus,sp7021-wdt.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Sunplus SoCs Watchdog
maintainers:
- XianTao Hu <xt.hu@cqplus1.com>
allOf:
- $ref: watchdog.yaml#
properties:
compatible:
const: sunplus,sp7021-wdt
reg:
items:
- description: watchdog registers regions
- description: miscellaneous control registers regions
clocks:
maxItems: 1
resets:
maxItems: 1
required:
- compatible
- reg
- clocks
- resets
additionalProperties: false
examples:
- |
watchdog: watchdog@9c000630 {
compatible = "sunplus,sp7021-wdt";
reg = <0x9c000630 0x08>, <0x9c000274 0x04>;
clocks = <&clkc 0x24>;
resets = <&rstc 0x14>;
};
...