Re: [Gumstix-users] Battery backup for Overo RTC

[Paul S. <pa...@cl...>]

Hi Steve,

Thanks for this, I will try the patch and let you know how I go!

Regards,

Paul

-----Original Message-----
From: Steve Sakoman [mailto:sa...@gm...] 
Sent: Wednesday, 17 February 2010 4:44 PM
To: General mailing list for gumstix users.
Subject: Re: [Gumstix-users] Battery backup for Overo RTC

On Tue, Feb 16, 2010 at 4:22 PM, Paul Solomon
<pa...@cl...> wrote:
> Hi All,
>
> One more question, we were hoping to run a rechargeable RTC clock backup
> battery (Lithium vanadium pentoxide) which is what is optionally done on
the
> beagle board. We have wired a battery up to the VBACKUP line on the
Overo to
> a lithium battery however we have found that it is not charging.

Recent kernel builds have RTC backup battery trickle changing enabled.

Do a git pull to pick up the change or use one of the most recent
pre-built images.

See the following patch for details of the implementation:

http://www.sakoman.com/cgi-bin/gitweb.cgi?p=linux-omap-2.6.git;a=commitdif
f;h=83d22678ac1d8126b41f6880f57e2421d0c11391

Steve


>
>
>
> ~paul
>
>
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