From: Pavel Machek <pavel@ucw.cz>
To: NeilBrown <neilb@suse.de>
Cc: Samuel Ortiz <sameo@linux.intel.com>,
Tony Lindgren <tony@atomide.com>,
Lee Jones <lee.jones@linaro.org>,
Sebastian Reichel <sre@kernel.org>,
Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>,
David Woodhouse <dwmw2@infradead.org>,
GTA04 owners <gta04-owner@goldelico.com>,
linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-pm@vger.kernel.org
Subject: Re: [PATCH 09/15] twl4030_charger: allow max_current to be managed via sysfs.
Date: Thu, 5 Mar 2015 09:17:51 +0100 [thread overview]
Message-ID: <20150305081751.GA9093@amd> (raw)
In-Reply-To: <20150305172600.30951e70@notabene.brown>
> > Is this in uA or mA? uA. Ok.
>
> uA, now described in Documentation/ABI/testing/sysfs-class-power-twl4030
>
> +What: /sys/class/power_supply/twl4030_ac/max_current
> + /sys/class/power_supply/twl4030_usb/max_current
> +Description:
> + Read/Write limit on current which which may
> + be drawn from the ac (Accessory Charger) or
> + USB port.
> +
> + Value is in micro-Amps.
> +
> + Value is set automatically to an appropriate
> + value when a cable is plugged on unplugged.
> +
> + Value can the set by writing to the attribute.
> + The change will only persist until the next
> + plug event. These event are reported via udev.
Thanks!
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2015-03-05 8:17 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-24 4:33 [PATCH 00/15] Enhance twl4030_charger functionality NeilBrown
2015-02-24 4:33 ` [PATCH 01/15] power_supply core: support use of devres to register/unregister a power supply NeilBrown
2015-02-26 2:25 ` Sebastian Reichel
2015-02-24 4:33 ` [PATCH 03/15] twl4030_charger: use devres for power_supply_register and kzalloc NeilBrown
2015-03-07 20:25 ` Sebastian Reichel
2015-02-24 4:33 ` [PATCH 02/15] twl4030_charger: use devm_request_threaded_irq NeilBrown
2015-02-24 4:33 ` [PATCH 05/15] twl4030_charger: trust phy to determine when USB power is available NeilBrown
2015-02-24 4:33 ` [PATCH 06/15] twl4030_charger: split uA calculation into a function NeilBrown
2015-03-02 21:05 ` Pavel Machek
2015-03-04 9:20 ` NeilBrown
2015-02-24 4:33 ` [PATCH 04/15] twl4030_charger: use runtime_pm to keep usb phy active while charging NeilBrown
2015-02-25 7:24 ` Lee Jones
2015-03-05 5:48 ` NeilBrown
2015-02-24 4:33 ` [PATCH 07/15] twl4030_charger: allow fine control of charger current NeilBrown
2015-03-02 21:05 ` Pavel Machek
2015-03-04 6:47 ` NeilBrown
2015-03-04 10:24 ` Pavel Machek
2015-03-07 20:32 ` Sebastian Reichel
2015-02-24 4:33 ` [PATCH 08/15] twl4030_charger: distinguish between USB current and 'AC' current NeilBrown
2015-03-02 21:05 ` Pavel Machek
2015-03-04 6:53 ` NeilBrown
2015-02-24 4:33 ` [PATCH 10/15] twl4030_charger: only draw USB current as negotiated with host NeilBrown
2015-03-02 21:05 ` Pavel Machek
2015-02-24 4:33 ` [PATCH 12/15] twl4030_charger: add software controlled linear charging mode NeilBrown
2015-03-02 21:09 ` Pavel Machek
2015-03-05 6:33 ` NeilBrown
2015-03-06 21:24 ` twl4030_charger: need changes to get probed? Pavel Machek
2015-03-06 21:57 ` Pali Rohár
2015-03-06 22:12 ` Grazvydas Ignotas
2015-03-06 22:40 ` Pavel Machek
2015-03-06 22:56 ` Pali Rohár
2015-03-07 15:56 ` Grazvydas Ignotas
2015-03-07 16:43 ` Pali Rohár
2015-04-26 10:13 ` Pavel Machek
2015-03-07 21:01 ` Sebastian Reichel
2015-03-09 0:06 ` NeilBrown
2015-03-09 11:14 ` Sebastian Reichel
2015-02-24 4:33 ` [PATCH 09/15] twl4030_charger: allow max_current to be managed via sysfs NeilBrown
2015-03-02 21:05 ` Pavel Machek
2015-03-05 6:26 ` NeilBrown
2015-03-05 8:17 ` Pavel Machek [this message]
2015-03-07 20:37 ` Sebastian Reichel
2015-02-24 4:33 ` [PATCH 11/15] twl4030_charger: enable manual enable/disable of usb charging NeilBrown
2015-03-02 21:03 ` Pavel Machek
2015-03-04 6:15 ` NeilBrown
2015-03-04 10:19 ` Pavel Machek
2015-02-24 4:33 ` [PATCH 15/15] twl4030_charger: assume a 'charger' can supply maximum current NeilBrown
2015-03-02 21:29 ` Pavel Machek
2015-03-05 6:45 ` NeilBrown
2015-02-24 4:33 ` [PATCH 14/15] twl4030_charger: Increase current carefully while watching voltage NeilBrown
2015-03-02 21:29 ` Pavel Machek
2015-03-05 6:51 ` NeilBrown
2015-02-24 4:33 ` [PATCH 13/15] twl4030_charger: add ac/mode to match usb/mode NeilBrown
2015-03-02 21:13 ` Pavel Machek
2015-03-06 21:59 ` Grazvydas Ignotas
2015-03-22 23:13 ` NeilBrown
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=20150305081751.GA9093@amd \
--to=pavel@ucw.cz \
--cc=dbaryshkov@gmail.com \
--cc=dwmw2@infradead.org \
--cc=gta04-owner@goldelico.com \
--cc=lee.jones@linaro.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-omap@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=neilb@suse.de \
--cc=sameo@linux.intel.com \
--cc=sre@kernel.org \
--cc=tony@atomide.com \
/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;
as well as URLs for NNTP newsgroup(s).