linux-kernel - Re: [PATCH v4 1/3] dt-bindings: vendor-prefixes: Add 'ltr' as deprecated vendor prefix

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Message-ID: <20220516170058.GA2825626-robh@kernel.org>
Date:   Mon, 16 May 2022 12:00:58 -0500
From:   Rob Herring <robh@...nel.org>
To:     Shreeya Patel <shreeya.patel@...labora.com>
Cc:     jic23@...nel.org, lars@...afoo.de, Zhigang.Shi@...eon.com,
        krisman@...labora.com, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...labora.com, alvaro.soliverez@...labora.com,
        Krzysztof Kozlowski <krzk@...nel.org>
Subject: Re: [PATCH v4 1/3] dt-bindings: vendor-prefixes: Add 'ltr' as
 deprecated vendor prefix

On Wed, May 11, 2022 at 03:10:22PM +0530, Shreeya Patel wrote:
> 'liteon' is the correct vendor prefix for devices released by
> LITE-ON Technology Corp. But one of the released device which uses
> ltr216a light sensor exposes the vendor prefix name as 'ltr' through
> ACPI.

ACPI? NAK.

There are no cases of 'ltr' for DT, so fix ACPI.

> 
> Hence, add 'ltr' as a deprecated vendor prefix which would suppress the
> following warning in case the compatible string used in ltrf216a driver
> is "ltr,ltrf216a"
> 
> WARNING: DT compatible string vendor "ltr" appears un-documented --
> check ./Documentation/devicetree/bindings/vendor-prefixes.yaml
> 364: FILE: drivers/iio/light/ltrf216a.c:313:
> +    { .compatible = "ltr,ltrf216a" },
> 
> Reviewed-by: Krzysztof Kozlowski <krzk@...nel.org>
> Signed-off-by: Shreeya Patel <shreeya.patel@...labora.com>
> ---
> 
> Changes in v2
>   - Add vendor prefix name as per the alphabetical order.
> 
>  Documentation/devicetree/bindings/vendor-prefixes.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> index 01430973ecec..02f94fba03b6 100644
> --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
> +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
> @@ -716,6 +716,9 @@ patternProperties:
>      description: Loongson Technology Corporation Limited
>    "^lsi,.*":
>      description: LSI Corp. (LSI Logic)
> +  "^ltr,.*":
> +    description: LITE-ON Technology Corp.
> +    deprecated: true
>    "^lwn,.*":
>      description: Liebherr-Werk Nenzing GmbH
>    "^lxa,.*":
> -- 
> 2.30.2
> 
>