Re: [PATCH V3 2/4] dt-bindings: watchdog: xlnx,versal-wwdt: Add versal watchdog bindings

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On 31/03/2023 09:41, Srinivas Neeli wrote:
> Versal watchdog driver uses window watchdog mode. Window watchdog

Subject: drop second/last, redundant "bindings". The "dt-bindings"
prefix is already stating that these are bindings.

> timer(WWDT) contains closed(first) and open(second) window with
> 32 bit width. Write to the watchdog timer within predefined window
> periods of time. This means a period that is not too soon and
> a period that is not too late.
> 
> This patch adds devicetree bindings for versal window watchdog device.

Do not use "This commit/patch", but imperative mood. See:
https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95

> 
> Signed-off-by: Srinivas Neeli <srinivas.neeli@xxxxxxx>
> ---
> Changes in V3:
> - Removed  xlnx,close_percent property.
> Changes in V2:
> - Added watchdog ref
> - Removed timeout-sec property
> - Used 4 spaces for example indentation.
> ---
>  .../bindings/watchdog/xlnx,versal-wwdt.yaml   | 50 +++++++++++++++++++
>  1 file changed, 50 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/watchdog/xlnx,versal-wwdt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/xlnx,versal-wwdt.yaml b/Documentation/devicetree/bindings/watchdog/xlnx,versal-wwdt.yaml
> new file mode 100644
> index 000000000000..dea1e7c487d3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/xlnx,versal-wwdt.yaml
> @@ -0,0 +1,50 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/xlnx,versal-wwdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Xilinx Versal window watchdog timer controller
> +
> +maintainers:
> +  - Neeli Srinivas <srinivas.neeli@xxxxxxx>
> +
> +description:
> +  Versal watchdog driver uses window watchdog mode. Window watchdog

What is driver? If you mean Linux driver, then drop all references to it
and rephrase to describe hardware.

> +  timer(WWDT) contains closed(first) and open(second) window with
> +  32 bit width. Write to the watchdog timer within predefined window
> +  periods of time. This means a period that is not too soon and a
> +  period that is not too late. The WWDT has to be restarted within
> +  the open window time. If software tries to restart WWDT outside of
> +  the open window time period, it generates a reset.
> +
> +allOf:
> +  - $ref: /schemas/watchdog/watchdog.yaml#

All other examples reference local watchdog.yaml. Don't do it
differently than others (git grep watchdog.yaml)

> +

Best regards,
Krzysztof




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