linux-kernel - Re: [PATCH v6 2/8] regulator: dt-bindings: Document max8997-pmic nodes

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Date:   Fri, 15 Jan 2021 06:19:28 +0000
From:   Timon Baetz <timon.baetz@...tonmail.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Krzysztof Kozlowski <krzk@...nel.org>,
        Marek Szyprowski <m.szyprowski@...sung.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-pm@...r.kernel.org,
        ~postmarketos/upstreaming@...ts.sr.ht
Subject: Re: [PATCH v6 2/8] regulator: dt-bindings: Document max8997-pmic nodes

On Fri, 8 Jan 2021 16:16:53 +0000, Mark Brown wrote:
> On Fri, Jan 08, 2021 at 03:16:48PM +0000, Timon Baetz wrote:
> 
> > Muic needs a node to be used with extcon_get_edev_by_phandle().
> > Charger needs a node to reference a regulator.  
> 
> The pattern is to use the parent device's node.

So is extcon going to be a self-reference then?

Just for my understanding: I can see sub-nodes for MFD all over the
place. It is still not clear to me why sub-nodes aren't the right
choice in this specific case?

Thanks for the feedback,
Timon