linux-kernel - Re: [PATCH v2 1/3] regulator: da9063: add voltage monitoring registers

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Message-Id: <20230405080422.560239-1-bbara93@gmail.com>
Date:   Wed,  5 Apr 2023 10:04:22 +0200
From:   Benjamin Bara <bbara93@...il.com>
To:     mazziesaccount@...il.com
Cc:     DLG-Adam.Thomson.Opensource@...renesas.com, bbara93@...il.com,
        benjamin.bara@...data.com, broonie@...nel.org,
        devicetree@...r.kernel.org, krzysztof.kozlowski+dt@...aro.org,
        lee@...nel.org, lgirdwood@...il.com, linux-kernel@...r.kernel.org,
        robh+dt@...nel.org, stwiss.opensource@...semi.com,
        support.opensource@...semi.com
Subject: Re: [PATCH v2 1/3] regulator: da9063: add voltage monitoring registers

Thank you for the feedback!

On Wed, 5 Apr 2023 at 09:29, Matti Vaittinen <mazziesaccount@...il.com> wrote:
> Just a very minor thing - wouldn't this check be better as:
> if (regl->info->vmon.mask) ?
> We may have device(s) where 0 is a valid reg. However, mask 0 is
> probably not making sense - unless I misunderstand something?

This config is specific to the da9063. On this IC, register 0 is used for
PAGE_CON (control register). The registers relevant for voltage monitoring are
on 0x115-0x117. So IMHO this should be fine.