linux-kernel - Re: [PATCH v6 8/8] mfd: axp20x: Add supported cells for AXP803

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Message-ID: <20181210082952.llwrrm5gxpxghtvi@qschulz>
Date:   Mon, 10 Dec 2018 09:29:52 +0100
From:   Quentin Schulz <quentin.schulz@...tlin.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Vasily Khoruzhick <anarsoul@...il.com>,
        Oskari Lemmela <oskari@...mela.net>,
        Sebastian Reichel <sre@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        linux-pm@...r.kernel.org, devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        arm-linux <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v6 8/8] mfd: axp20x: Add supported cells for AXP803

Hi Lee,

On Mon, Dec 10, 2018 at 06:27:18AM +0000, Lee Jones wrote:
> On Sat, 08 Dec 2018, Quentin Schulz wrote:
> 
> > Hi Lee,
> > 
> > On Fri, Dec 07, 2018 at 07:22:37PM +0000, Lee Jones wrote:
> > > On Fri, 07 Dec 2018, Vasily Khoruzhick wrote:
> > > 
> > > > On Fri, Dec 7, 2018 at 8:40 AM Lee Jones <lee.jones@...aro.org> wrote:
> > > > 
> > > > > My OCD-dar is going crazy.
> > > > >
> > > > > Why haven't you used the same alignment as is already there?
> > > > >
> > > > > If it starts to run over 80-chars then bring the others back.
> > > > >
> > > > > Also why is there a single liner shoved in the middle of the
> > > > > multi-line entries?  Please move the singles to the top or the
> > > > > bottom.
> > > > 
> > > > Hi Lee,
> > > > 
> > > > Could you please reformat it in the way that makes your OCD-dar happy?
> > > > It would be really nice to get
> > > 
> > > I'm afraid not, for a multitude of reasons.
> > > 
> > > The most important of which surround testing.
> > > 
> > > > AC and battery support for APX8x3 merged -- it'll make Pinebook and
> > > > Teres-I pretty well supported by mainline kernel.
> > > 
> > > That's great.  A worthy cause indeed.  So I'm sure you guys will want
> > > to turn the patch around in short order so that it's applied in time
> > > for the next merge window.
> > > 
> > 
> > Aren't the MFD cells probed in order?
> > 
> > In that case, it makes little sense to short order them for this
> > particular device (X-Powers PMICs in general). It will just make the
> > system boot slower because of probe deferring.
> > 
> > Why? As explained by Chen-Yu in v3[1], axp-gpios can be muxed as
> > regulators, thus should be probed before axp-regulators. axp-adc is
> > often used by axp-battery, axp-usb-power, axp-ac-power, thus should be
> > probed beforehand as well.
> 
> If there are inter-dependencies between the devices, it makes sense to
> keep them in the most efficient order.
> 
> > For the alignment that also triggered your OCD, I can send you a patch
> > the day you merge this one if it can help. I sent a few patches for this
> > driver that didn't respect the alignment so I'm fine fixing the mfd
> > cells (and eventually re-order them as I saw a few axp-gpio cells being
> > declared after axp-regulators).
> 
> That's fine.  Please send the patch (based on this set) right away.
> 

Since Oskari sent a new version with an alignment fix patch and you
merged that version, I assume I do not have any work to do anymore on
this matter.

Thank you all for the patches,

Quentin

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