From mboxrd@z Thu Jan  1 00:00:00 1970
From: Lothar =?UTF-8?B?V2HDn21hbm4=?= <LW@KARO-electronics.de>
Subject: Re: [PATCH 1/2] regulator: ltc3589: make IRQ optional
Date: Mon, 25 Jan 2016 13:51:09 +0100
Message-ID: <20160125135109.760ba5f0@ipc1.ka-ro>
References: <20160120164258.GF6588@sirena.org.uk>
	<20160121080524.27af489f@ipc1.ka-ro>
	<20160121102015.GI6588@sirena.org.uk>
	<20160121112611.34e17cb2@ipc1.ka-ro>
	<20160121111115.GJ6588@sirena.org.uk>
	<20160121123311.5346e40d@ipc1.ka-ro>
	<20160121162646.GK6588@sirena.org.uk>
	<20160122064145.36b7f2b4@ipc1.ka-ro>
	<20160122162610.GZ6588@sirena.org.uk>
	<20160125133731.72669115@ipc1.ka-ro>
	<20160125124123.GQ6588@sirena.org.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: QUOTED-PRINTABLE
Return-path: <linux-kernel-owner@vger.kernel.org>
In-Reply-To: <20160125124123.GQ6588@sirena.org.uk>
Sender: linux-kernel-owner@vger.kernel.org
To: Mark Brown <broonie@kernel.org>
Cc: =?UTF-8?B?QmVub8OudA==?= Cousson <bcousson@baylibre.com>, Ian Campbell <ijc+devicetree@hellion.org.uk>, Kumar Gala <galak@codeaurora.org>, Liam Girdwood <lgirdwood@gmail.com>, Mark Rutland <mark.rutland@arm.com>, Pawel Moll <pawel.moll@arm.com>, Rob Herring <robh+dt@kernel.org>, Russell King <linux@arm.linux.org.uk>, Tony Lindgren <tony@atomide.com>, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org
List-Id: devicetree@vger.kernel.org

Hi,

On Mon, 25 Jan 2016 12:41:23 +0000 Mark Brown wrote:
> On Mon, Jan 25, 2016 at 01:37:31PM +0100, Lothar Wa=C3=9Fmann wrote:
> > On Fri, 22 Jan 2016 16:26:10 +0000 Mark Brown wrote:
>=20
> > > You're not just making the interrupt optional, you are also imple=
menting
> > > polling support.  That's really unusual and there's no clear reas=
on for
>=20
> > Any suggestions how to handle this case in a more sensible way?
>=20
> The above, for example - make the interrupt optional.
>
This will make it impossible to notify the system about
overtemperature (and undervoltage).
I implemented polling to be able to get at least overtemperature
warnings.
(Undervoltage cannot be handled sensibly without interrupt anyway)


Lothar Wa=C3=9Fmann