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Message-ID: <20190430191021.GH11339@piout.net>
Date:   Tue, 30 Apr 2019 21:10:21 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Baruch Siach <baruch@...s.co.il>
Cc:     linux-rtc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 2/4] rtc: digicolor: set range

On 30/04/2019 18:25:52+0300, Baruch Siach wrote:
> > Yes, this is ok to return a valid value that is higher than range_max.
> > However, at that time, you will not be able to set any alarms anymore as
> > the core doesn't allow to set alarms after range_max.
> >
> > I would think that this is fine because this will happen in 2106 and we
> > have a way to offset the time (the whole goal of setting the range)
> > using device tree.
> 
> That's the sort of documentation that I'm missing. The 'start-year'
> property is mentioned in the DT binding documentation. But I don't see
> where range_max is documented as a facility for the time offset feature.
> 

Sure, I'm planning to document better how a proper RTC driver should be
written. I needed to cleanup the digicolor driver because I4m removing
.set_mmss and .set_mmss64 this cycle.


-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

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