From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] mx51evk: Fix 2 hours reset issue
Date: Thu, 28 Oct 2010 13:21:05 +0200 [thread overview]
Message-ID: <4CC95CA1.6050804@denx.de> (raw)
In-Reply-To: <1288193764-810-1-git-send-email-Shawn.Guo@freescale.com>
On 10/27/2010 05:36 PM, Shawn.Guo at freescale.com wrote:
> From: Shawn Guo <shawn.gsc@gmail.com>
>
> The mx51evk u-boot has an issue that system will get reset
> every 2 hours.
>
> MC13892 has an inside charge timer which expires in 120 minutes.
> If ICHRG and CHGAUTOB are not set properly, this timer expiration
> will get system power recycled.
>
> Since mx51evk has no Li-Ion battery on board, the patch sets
> ICHRG in externally powered mode and sets CHGAUTOB bit to avoid
> automatic charging, so that system will not get reset by this
> timer expiration.
>
> The patch also corrects the bit field definition of register 48
> (Charger 0) per latest MC13892 Reference Manual.
>
> Signed-off-by: Shawn Guo <shawn.gsc@gmail.com>
Applied to u-boot-imx, thanks.
Best regards,
Stefano Babic
--
=====================================================================
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office at denx.de
=====================================================================
prev parent reply other threads:[~2010-10-28 11:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-27 15:36 [U-Boot] [PATCH] mx51evk: Fix 2 hours reset issue Shawn.Guo at freescale.com
2010-10-28 11:21 ` Stefano Babic [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4CC95CA1.6050804@denx.de \
--to=sbabic@denx.de \
--cc=u-boot@lists.denx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox