LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Lars-Peter Clausen <lars@metafoo.de>
To: Felipe Contreras <felipe.contreras@gmail.com>
Cc: "Anton Vorontsov" <cbouatmailru@gmail.com>,
	"Rodolfo Giometti" <giometti@linux.it>,
	"Grazvydas Ignotas" <notasas@gmail.com>,
	linux-kernel@vger.kernel.org, "Pali Rohár" <pali.rohar@gmail.com>
Subject: Re: [PATCH 00/14] POWER: BQ27x00: New Properties, fixes, bq27000 support
Date: Mon, 07 Feb 2011 01:12:25 +0100	[thread overview]
Message-ID: <4D4F38E9.4030806@metafoo.de> (raw)
In-Reply-To: <AANLkTimjqQhJ-zhVE-YDFdVn+pbNHXi2e0oa27V3X31P@mail.gmail.com>

On 02/07/2011 01:00 AM, Felipe Contreras wrote:
> On Mon, Feb 7, 2011 at 1:09 AM, Lars-Peter Clausen <lars@metafoo.de> wrote:
>> On 02/06/2011 11:47 PM, Felipe Contreras wrote:
>>> Hi,
>>>
>>> On Sun, Feb 6, 2011 at 2:47 AM, Lars-Peter Clausen <lars@metafoo.de> wrote:
>>>> This patch series contains a few updates for the bq27x00 driver:
>>>> * Support for additional power supply properties
>>>> * Support for the bq27000 battery which is identical to the bq27200 but is
>>>>  connected through the HDQ bus.
>>>> * Adds a register cache to the driver and introduces polling the batteries state
>>>> * Minor improvements and cleanups
>>>>
>>>> The last patch in this series is not specific to the bq27x00 driver but is
>>>> required for uevents to be generated properly for this driver.
>>>> The patch makes properties which return -ENODATA to be ignored when generating
>>>> uevents. Previously in such a case uevent generation would have been aborted
>>>> with an error. But since the bq27x00 return -ENODATA for the TIME_TO_FULL
>>>> property when the battery is not charging and for the TIME_TO_EMPTY property
>>>> when the battery is not discharging and at least one of them is always true
>>>> uevent generation would always fail.
>>>>
>>>> This series has so far been tested with the bq27000 and the bq27200 battery, but
>>>> not with the bq27500 battery, so it would be nice if somebody with a board
>>>> containing such a battery could test the patches to make sure that there are no
>>>> regressions.
>>>
>>> This might be a bit off-topic, but I have tried to get the battery on
>>> the Nokia N900 working, and so far I'm only able to query the
>>> remaining capacity, but not really to enabling charging. This is very
>>> annoying, as I can only hack a certain amount of time, and then I have
>>> to reflash, reboot, and wait for the batter to charge with the
>>> official system (if there's enough power to flash).
>>>
>>> Do you have any hints how to do that?
>>
>> Sorry, I've never worked with the N900, so I have no idea. But Pali has tested this
>> patch series on his N900, so he might have an idea.
> 
> Well, it has a bq27200 AFAIK.
> 

It has, but that doesn't tell you anything about the charging circuit.

- Lars

  reply	other threads:[~2011-02-07  0:11 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-06  0:47 Lars-Peter Clausen
2011-02-06  0:47 ` [PATCH 01/14] POWER: bq27x00: Add type property Lars-Peter Clausen
2011-02-06 16:43   ` Rodolfo Giometti
2011-02-06  0:47 ` [PATCH 02/14] POWER: bq27x00: Improve temperature precession Lars-Peter Clausen
2011-02-07  8:06   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 03/14] POWER: bq27x00: Fix current now property Lars-Peter Clausen
2011-02-07  8:07   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 04/14] POWER: bq27x00: Return -ENODEV for properties if the battery is not present Lars-Peter Clausen
2011-02-06 16:40   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 05/14] POWER: bq27x00: Prepare code for addition of bq27000 platform driver Lars-Peter Clausen
2011-02-07  8:09   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 06/14] POWER: bq27x00: Add bq27000 support Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 07/14] POWER: bq27X00: Cache battery registers Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 08/14] POWER: bq27x00: Poll battery state Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 09/14] POWER: bq27x00: Add new properties Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 10/14] POWER: bq27x00: Add MODULE_DEVICE_TABLE Lars-Peter Clausen
2011-02-06 16:49   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 11/14] POWER: bq27x00: Give more specific reports on battery status Lars-Peter Clausen
2011-02-06 16:38   ` Rodolfo Giometti
2011-02-06  0:48 ` [PATCH 12/14] POWER: bq27x00: Minor cleanups Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 13/14] POWER: bq27x00: Cleanup bq27x00_i2c_read Lars-Peter Clausen
2011-02-06  0:48 ` [PATCH 14/14] POWER: Ignore -ENODATA errors when generating a uevent Lars-Peter Clausen
2011-02-06 22:47 ` [PATCH 00/14] POWER: BQ27x00: New Properties, fixes, bq27000 support Felipe Contreras
2011-02-06 23:09   ` Lars-Peter Clausen
2011-02-07  0:00     ` Felipe Contreras
2011-02-07  0:12       ` Lars-Peter Clausen [this message]
2011-02-07 10:52     ` Pali Rohár
2011-02-07  0:58 ` Grazvydas Ignotas
2011-02-07  1:30   ` Lars-Peter Clausen
2011-02-08 11:40     ` Grazvydas Ignotas
2011-02-08 16:13       ` Lars-Peter Clausen
2011-02-08 16:28         ` Anton Vorontsov
2011-02-08 17:09           ` Lars-Peter Clausen

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=4D4F38E9.4030806@metafoo.de \
    --to=lars@metafoo.de \
    --cc=cbouatmailru@gmail.com \
    --cc=felipe.contreras@gmail.com \
    --cc=giometti@linux.it \
    --cc=linux-kernel@vger.kernel.org \
    --cc=notasas@gmail.com \
    --cc=pali.rohar@gmail.com \
    --subject='Re: [PATCH 00/14] POWER: BQ27x00: New Properties, fixes, bq27000 support' \
    /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

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).