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Date:   Fri, 2 Dec 2022 11:46:59 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     "xingu.wu" <xingyu.wu@...rfivetech.com>,
        linux-riscv@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-watchdog@...r.kernel.org,
        Wim Van Sebroeck <wim@...ux-watchdog.org>,
        Guenter Roeck <linux@...ck-us.net>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Samin Guo <samin.guo@...rfivetech.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/3] dt-bindings: watchdog: Add watchdog for StarFive

On 02/12/2022 10:39, xingu.wu wrote:
> From: Xingyu Wu <xingyu.wu@...rfivetech.com>
> 
> Add bindings to describe the watchdog for the StarFive SoCs.
> 
> Signed-off-by: Xingyu Wu <xingyu.wu@...rfivetech.com>
> ---
>  .../bindings/watchdog/starfive,wdt.yaml       | 77 +++++++++++++++++++
>  1 file changed, 77 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml b/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml
> new file mode 100644
> index 000000000000..ece3e80153a0
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/starfive,wdt.yaml

Filename should be based on compatible. You do not allow here any other
models... If you intent and you are 100% sure you will grow with new
models, make it maybe a family-based name.


> @@ -0,0 +1,77 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/starfive,wdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: StarFive Watchdog
> +
> +allOf:
> +  - $ref: "watchdog.yaml#"

Drop quotes.

> +
> +maintainers:
> +  - Samin Guo <samin.guo@...rfivetech.com>
> +  - Xingyu Wu <xingyu.wu@...rfivetech.com>
> +
> +properties:
> +  compatible:
> +    const: starfive,jh7110-wdt
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    items:
> +      - description: Core clock
> +      - description: APB clock
> +
> +  clock-names:
> +    items:
> +      - const: core_clk

Drop _clk

> +      - const: apb_clk

Drop _clk

> +
> +  resets:
> +    items:
> +      - description: APB reset
> +      - description: Core reset
> +
> +  reset-names:
> +    items:
> +      - const: rst_apb

Drop rst_

> +      - const: rst_core

Ditto

> +
> +  timeout-sec: true
> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names
> +  - timeout-sec
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/starfive-jh7110.h>
> +    #include <dt-bindings/reset/starfive-jh7110.h>
> +
> +    watchdog@...70000 {
> +            compatible = "starfive,jh7110-wdt";

Use 4 spaces for example indentation.

> +            reg = <0x13070000 0x10000>;
> +            interrupts = <68>;
> +            clocks = <&syscrg_clk JH7110_SYSCLK_WDT_CORE>,
> +                     <&syscrg_clk JH7110_SYSCLK_WDT_APB>;
> +            clock-names = "core_clk", "apb_clk";
> +            resets = <&syscrg_rst JH7110_SYSRST_WDT_APB>,
> +                     <&syscrg_rst JH7110_SYSRST_WDT_CORE>;
> +            reset-names = "rst_apb", "rst_core";
> +            timeout-sec = <15>;
> +    };
> +

Drop trailing line.

Best regards,
Krzysztof

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