From: Pavel Machek <pavel@ucw.cz>
To: Tony Lindgren <tony@atomide.com>
Cc: linux-omap@vger.kernel.org,
"Benoît Cousson" <bcousson@baylibre.com>,
devicetree@vger.kernel.org, "Merlijn Wajer" <merlijn@wizzup.org>
Subject: Re: [PATCH] ARM: dts: omap4-droid4: Enable hdq for droid4 ds250x 1-wire battery nvmem
Date: Tue, 21 Jan 2020 10:17:17 +0100 [thread overview]
Message-ID: <20200121091717.GB6934@amd> (raw)
In-Reply-To: <20200119195659.18273-1-tony@atomide.com>
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On Sun 2020-01-19 11:56:59, Tony Lindgren wrote:
> With "[PATCHv3] w1: omap-hdq: Simplify driver with PM runtime autosuspend"
> we can read the droid4 battery information over 1-wire with this patch
> with something like:
>
> # modprobe omap_hdq
> # hd /sys/bus/w1/devices/89-*/89-*/nvmem
> ...
>
> Unfortunately the format of the battery data seems to be Motorola specific
> and is currently unusable for battery charger unless somebody figures out
> what it means.
>
> Note that currently keeping omap_hdq module loaded will cause extra power
> consumption as it seems to scan devices periodically.
>
> Cc: Merlijn Wajer <merlijn@wizzup.org>
Acked-by: Pavel Machek <pavel@ucw.cz>
Not for stable.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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prev parent reply other threads:[~2020-01-21 9:17 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-19 19:56 [PATCH] ARM: dts: omap4-droid4: Enable hdq for droid4 ds250x 1-wire battery nvmem Tony Lindgren
2020-01-21 9:17 ` Pavel Machek [this message]
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