linux-kernel - Re: [PATCH 1/2] dt-bindings: watchdog: Add Loongson-1 watchdog

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Date:   Fri, 7 Apr 2023 15:43:25 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Keguang Zhang <keguang.zhang@...il.com>,
        linux-watchdog@...r.kernel.org, devicetree@...r.kernel.org,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Yang Ling <gnaygnil@...il.com>
Subject: Re: [PATCH 1/2] dt-bindings: watchdog: Add Loongson-1 watchdog

On 07/04/2023 13:00, Keguang Zhang wrote:
> Add devicetree binding document for Loongson-1 watchdog.
> 
> Signed-off-by: Keguang Zhang <keguang.zhang@...il.com>
> ---
>  .../bindings/watchdog/loongson,ls1x-wdt.yaml  | 40 +++++++++++++++++++
>  1 file changed, 40 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml b/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml
> new file mode 100644
> index 000000000000..203726da14ff
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/loongson,ls1x-wdt.yaml
> @@ -0,0 +1,40 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/loongson,ls1x-wdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson-1 Watchdog Timer
> +
> +maintainers:
> +  - Keguang Zhang <keguang.zhang@...il.com>
> +
> +allOf:
> +  - $ref: watchdog.yaml#
> +
> +properties:
> +  compatible:
> +    const: loongson,ls1x-wdt

No wildcards in compatibles. What does "x" stand for?

> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +  - clocks
> +
> +additionalProperties: false

Instead:
unevaluatedProperties: false

Best regards,
Krzysztof