linux-kernel - Re: [PATCH v2 2/2] dt-bindings: watchdog: ti,davinci-wdt: convert to dtschema

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Message-ID: <8c608d74-3c5b-4127-b4af-a91a5d6b82ea@kernel.org>
Date: Fri, 26 Jul 2024 11:17:25 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Kousik Sanagavarapu <five231003@...il.com>,
 Daniel Lezcano <daniel.lezcano@...aro.org>,
 Thomas Gleixner <tglx@...utronix.de>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Wim Van Sebroeck <wim@...ux-watchdog.org>,
 Guenter Roeck <linux@...ck-us.net>
Cc: devicetree@...r.kernel.org, linux-watchdog@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] dt-bindings: watchdog: ti,davinci-wdt: convert to
 dtschema

On 25/07/2024 17:03, Kousik Sanagavarapu wrote:
> Convert txt bindings of TI's DaVinci/Keystone Watchdog Timer Controller
> to dtschema to allow for validation.
> 
> While at it, change the order of the compatibles w.r.t. the txt binding
> to stay in sync with the existing DTS.

... and add power-domains property, because it is used somwhere?

> 
> Signed-off-by: Kousik Sanagavarapu <five231003@...il.com>
> ---
>  .../bindings/watchdog/davinci-wdt.txt         | 24 ---------
>  .../bindings/watchdog/ti,davinci-wdt.yaml     | 52 +++++++++++++++++++
>  2 files changed, 52 insertions(+), 24 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
>  create mode 100644 Documentation/devicetree/bindings/watchdog/ti,davinci-wdt.yaml
> 
> diff --git a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt b/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
> deleted file mode 100644
> index aa10b8ec36e2..000000000000
> --- a/Documentation/devicetree/bindings/watchdog/davinci-wdt.txt
> +++ /dev/null
> @@ -1,24 +0,0 @@
> -Texas Instruments DaVinci/Keystone Watchdog Timer (WDT) Controller
> -

...

> +  - Kousik Sanagavarapu <five231003@...il.com>
> +
> +description: |
> +  TI's Watchdog Timer Controller for DaVinci and Keystone Processors.
> +
> +  Datasheets
> +
> +    Davinci DM646x - https://www.ti.com/lit/ug/spruer5b/spruer5b.pdf
> +    Keystone - https://www.ti.com/lit/ug/sprugv5a/sprugv5a.pdf
> +
> +allOf:
> +  - $ref: watchdog.yaml#
> +
> +properties:
> +  compatible:
> +    items:
> +      - const: ti,keystone-wdt
> +      - const: ti,davinci-wdt

Validate the DTS - you will see this is wrong. You miss davinci standing
alone (so oneOf).

Best regards,
Krzysztof