linux-kernel - Re: [PATCH v4 1/2] dt-bindings: leds-lp55xx: add ti,charge-pump-mode

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Message-ID: <3b81bd45-766b-fe26-d9ec-2097e1fe5a0b@linaro.org>
Date:   Fri, 3 Feb 2023 18:54:02 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Maarten Zanders <maarten.zanders@...d.be>,
        Pavel Machek <pavel@....cz>, Lee Jones <lee@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>
Cc:     linux-leds@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: leds-lp55xx: add ti,charge-pump-mode

On 03/02/2023 16:38, Maarten Zanders wrote:
> 
> On 2/2/23 21:13, Krzysztof Kozlowski wrote:
>> + ti,charge-pump-mode:
>>> +    description:
>>> +      Set the operating mode of the internal charge pump as defined in
>>> +      <dt-bindings/leds/leds-lp55xx.h>. Defaults to auto.
>>> +    $ref: /schemas/types.yaml#/definitions/uint8
>> This should be then uint32
> 
> Why is that? I specifically chose uint8 because other settings for LED 
> are also uint8. The implementation is also uint8. I surely hope we'll 
> never get to >256 modes for a charge pump.

Because all IDs are unsigned int.

Best regards,
Krzysztof