linux-kernel - Re: [PATCH v1 1/4] tps6105x: add optional devicetree support

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Message-ID: <CAGngYiWQixey6t_4evqPdS9Rw+VNf0M1nax8bEqaUt=nLDjEfw@mail.gmail.com>
Date:   Mon, 18 Nov 2019 16:17:49 -0500
From:   Sven Van Asbroeck <thesven73@...il.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jacek Anaszewski <jacek.anaszewski@...il.com>,
        Pavel Machek <pavel@....cz>, Rob Herring <robh+dt@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Grigoryev Denis <grigoryev@...twel.ru>,
        Axel Lin <axel.lin@...ics.com>, Dan Murphy <dmurphy@...com>,
        Mark Rutland <mark.rutland@....com>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-leds@...r.kernel.org
Subject: Re: [PATCH v1 1/4] tps6105x: add optional devicetree support

On Mon, Nov 18, 2019 at 3:34 PM Mark Brown <broonie@...nel.org> wrote:
>
> On Mon, Nov 18, 2019 at 01:13:24PM -0500, Sven Van Asbroeck wrote:
>
> Is the regulator bit of this perhaps a voltage regulator and a current
> regulator packaged together mainly for use powering LEDs?  That's a
> hardware design I've seen before...

Yes, you nailed it :)

>
> Just point the regulator framework at the MFD's DT node - the children
> of the MFD can look at the parent device happily, there's several
> existing MFDs do this.

Ok, I think I get it now. Will prepare v2.