linux-kernel - Re: [PATCH] rtc-pcf8523: Add low battery voltage support

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Message-ID: <20121219151937.GA21212@avionic-0098.adnet.avionic-design.de>
Date:	Wed, 19 Dec 2012 16:19:37 +0100
From:	Thierry Reding <thierry.reding@...onic-design.de>
To:	Jesper Nilsson <jesper.nilsson@...s.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Alessandro Zummo <a.zummo@...ertech.it>,
	rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] rtc-pcf8523: Add low battery voltage support

On Wed, Dec 19, 2012 at 04:10:54PM +0100, Jesper Nilsson wrote:
> On Wed, Dec 19, 2012 at 03:42:26PM +0100, Thierry Reding wrote:
> > On Wed, Dec 19, 2012 at 03:04:56PM +0100, Jesper Nilsson wrote:
[...]
> > > +	.read_vl	= pcf8523_rtc_read_vl,
> > 
> > What tree is this based on? None of the trees I have contains .read_vl
> > in rtc_class_ops.
> 
> Hm, I've tested this against a local 3.4 kernel since that is what my
> device had, I didn't realize that we already had some local changes for
> the voltage low stuff.
> 
> I'm guessing the right way is to do it as the pcf8563 in the mainline kernel,
> I'll respin my patch and resend.

From a quick search through the mainline kernel history, there's no
trace of this field.

Thierry

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