linux-kernel - Re: [PATCH v2 7/7] power: supply: max17040: Do not enforce (incorrect) interrupt trigger type

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Date:   Fri, 4 Jun 2021 12:01:26 +0200
From:   Sebastian Reichel <sebastian.reichel@...labora.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Lee Jones <lee.jones@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Mark Brown <broonie@...nel.org>,
        linux-samsung-soc@...r.kernel.org,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-kernel@...r.kernel.org, linux-clk@...r.kernel.org,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        devicetree@...r.kernel.org,
        Iskren Chernev <iskren.chernev@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        linux-rtc@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH v2 7/7] power: supply: max17040: Do not enforce
 (incorrect) interrupt trigger type

Hi,

On Wed, Jun 02, 2021 at 03:06:09PM -0500, Rob Herring wrote:
> On Wed, 26 May 2021 13:20:36 -0400, Krzysztof Kozlowski wrote:
> > From: Krzysztof Kozlowski <krzk@...nel.org>
> > 
> > Interrupt line can be configured on different hardware in different way,
> > even inverted.  Therefore driver should not enforce specific trigger
> > type - edge falling - but instead rely on Devicetree to configure it.
> > 
> > The Maxim 14577/77836 datasheets describe the interrupt line as active
> > low with a requirement of acknowledge from the CPU therefore the edge
> > falling is not correct.
> > 
> > Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> > Acked-by: Iskren Chernev <iskren.chernev@...il.com>
> > 
> > ---
> > 
> > Changes since v1:
> > 1. Remove the 'flags' variable.
> > 2. Added ack.
> > 3. Rebase - the bindings were converted to dtschema.
> > ---
> >  .../devicetree/bindings/power/supply/maxim,max17040.yaml      | 2 +-
> >  drivers/power/supply/max17040_battery.c                       | 4 +---
> >  2 files changed, 2 insertions(+), 4 deletions(-)
> > 
> 
> Acked-by: Rob Herring <robh@...nel.org>

Thanks, queued.

-- Sebastian

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