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From: Felipe Balbi <felipe.balbi@nokia.com>
To: ext Grazvydas Ignotas <notasas@gmail.com>
Cc: "Balbi Felipe (Nokia-D/Helsinki)" <felipe.balbi@nokia.com>,
	Anton Vorontsov <avorontsov@ru.mvista.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Madhusudhan Chikkature <madhu.cr@ti.com>,
	"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>
Subject: Re: [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger
Date: Thu, 10 Dec 2009 16:19:38 +0200	[thread overview]
Message-ID: <20091210141938.GA12526@nokia.com> (raw)
In-Reply-To: <6ed0b2680912100609g11706296qdbcea887dc3a5733@mail.gmail.com>

Hi,

On Thu, Dec 10, 2009 at 03:09:08PM +0100, ext Grazvydas Ignotas wrote:
>Ok since it doesn't look like this will resolve soon, what about
>adding some DEVICE_ATTR for the time being and requiring userspace to
>write charge current here to start actual charging?

We can get the charging current from configuration.

When gadget driver call usb_gadget_vbus_draw() we can use that to pass 
the information somewhere else.

But what I'm doing now is implementing an atomic_notifier which will 
call whatever function another driver want whenever we have twl4030-usb 
irqs.

We can use that to kick the charger detection itself (on twl4030-usb) 
and you can register your notifier_block callback to enable charging as 
you wish.

Then we will have the charger detection done on the right place 
(twl4030-usb) and the charging start done on the right place 
(twl4030-bci or bq24xxx).

Thanks to Anton Vorontsov <avorontsov@ru.mvista.com> for suggesting 
that.

-- 
balbi

      parent reply	other threads:[~2009-12-10 14:20 UTC|newest]

Thread overview: 102+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-27 14:44 [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger Grazvydas Ignotas
2009-11-27 14:44 ` Grazvydas Ignotas
2009-11-27 14:54 ` Anton Vorontsov
2009-11-27 15:47   ` Grazvydas Ignotas
2009-11-27 16:23     ` Mark Brown
2009-11-30 18:45 ` Madhusudhan
2009-11-30 18:45   ` Madhusudhan
2009-11-30 18:58   ` Anton Vorontsov
2009-12-02 20:38     ` Grazvydas Ignotas
2009-12-02 20:38       ` Grazvydas Ignotas
2009-12-02 21:27       ` Anton Vorontsov
2009-12-02 21:27         ` Anton Vorontsov
2009-12-02 21:32         ` Grazvydas Ignotas
2009-11-30 21:33   ` Grazvydas Ignotas
2009-12-02 16:59     ` Madhusudhan
2009-12-02 16:59       ` Madhusudhan
2009-12-02 17:33 ` Felipe Balbi
2009-12-02 20:34   ` Grazvydas Ignotas
2009-12-02 20:49     ` Felipe Balbi
2009-12-02 20:49       ` Felipe Balbi
2009-12-02 21:29       ` Grazvydas Ignotas
2009-12-02 21:29         ` Grazvydas Ignotas
2009-12-02 21:54         ` Anton Vorontsov
2009-12-02 22:31           ` Felipe Balbi
2009-12-02 22:59             ` Anton Vorontsov
2009-12-03  8:39               ` Felipe Balbi
2009-12-03 10:55                 ` Grazvydas Ignotas
2009-12-03 11:03                   ` Felipe Balbi
2009-12-10 14:09                     ` Grazvydas Ignotas
2009-12-10 14:18                       ` Anton Vorontsov
2009-12-10 14:21                         ` Felipe Balbi
2009-12-10 14:44                           ` Anton Vorontsov
2009-12-10 16:51                             ` Felipe Balbi
2009-12-10 20:51                               ` Grazvydas Ignotas
2009-12-11 11:31                                 ` [RFC/PATCH 0/5] usb transceiver notifier Felipe Balbi
2009-12-11 11:31                                   ` Felipe Balbi
2009-12-11 11:31                                 ` [RFC/PATCH 1/5] usb: otg: add notifier support Felipe Balbi
2009-12-11 11:55                                   ` Mark Brown
2009-12-11 11:55                                     ` Mark Brown
2009-12-11 11:58                                     ` Felipe Balbi
2010-01-26 11:16                                   ` David Brownell
2010-01-26 13:11                                     ` Mark Brown
2010-01-26 13:35                                       ` David Brownell
2010-01-26 14:14                                         ` Felipe Balbi
2010-01-26 14:24                                           ` Oliver Neukum
2010-01-26 14:30                                             ` Felipe Balbi
2010-01-26 14:30                                               ` Felipe Balbi
2010-01-26 15:16                                               ` David Brownell
2010-01-26 15:21                                           ` David Brownell
2010-01-26 18:50                                             ` Felipe Balbi
2010-01-26 14:21                                         ` Mark Brown
2010-01-26 14:21                                           ` Mark Brown
2010-01-26 15:44                                           ` David Brownell
2010-01-26 16:13                                             ` Mark Brown
2010-01-26 14:10                                     ` Felipe Balbi
2010-01-26 14:19                                       ` Felipe Balbi
2010-01-26 15:33                                         ` David Brownell
2010-01-26 15:33                                           ` David Brownell
2010-01-26 15:07                                       ` David Brownell
2010-01-26 15:07                                         ` David Brownell
2010-01-26 19:09                                         ` Felipe Balbi
2010-01-26 19:15                                           ` Felipe Balbi
2010-01-26 19:15                                             ` Felipe Balbi
2009-12-11 11:31                                 ` [RFC/PATCH 2/5] usb: otg: twl4030: add support for notifier Felipe Balbi
2009-12-11 17:22                                   ` sai pavan
2009-12-11 17:22                                     ` sai pavan
2009-12-11 20:40                                     ` Felipe Balbi
2009-12-11 20:40                                       ` Felipe Balbi
2009-12-12 18:34                                       ` Mark Brown
2009-12-14 10:30                                         ` [RFC/PATCH 0/4] twl4030 threaded_irq support Felipe Balbi
2010-01-26  7:06                                           ` David Brownell
2010-01-26  7:06                                             ` David Brownell
2010-01-26  7:36                                             ` David Brownell
2010-01-26  7:36                                               ` David Brownell
2010-01-26 10:07                                             ` Mark Brown
2010-01-26 11:02                                             ` Felipe Balbi
2010-01-26 12:18                                               ` David Brownell
2010-01-26 12:18                                                 ` David Brownell
2009-12-14 10:30                                         ` [RFC/PATCH 1/4] input: keyboard: twl4030: move to request_threaded_irq Felipe Balbi
2009-12-14 10:30                                           ` Felipe Balbi
2009-12-14 10:30                                         ` [RFC/PATCH 2/4] input: misc: " Felipe Balbi
2009-12-14 10:30                                           ` Felipe Balbi
2009-12-14 11:31                                           ` Shilimkar, Santosh
2009-12-14 11:40                                             ` Felipe Balbi
2009-12-14 13:16                                               ` Shilimkar, Santosh
2009-12-14 10:30                                         ` [RFC/PATCH 3/4] rtc: " Felipe Balbi
2009-12-14 10:30                                         ` [RFC/PATCH 4/4] usb: otg: " Felipe Balbi
2009-12-14 10:30                                           ` Felipe Balbi
2009-12-11 11:31                                 ` [RFC/PATCH 3/5] usb: musb: add support for ulpi block Felipe Balbi
2009-12-11 11:31                                   ` Felipe Balbi
2009-12-11 11:31                                 ` [RFC/PATCH 4/5] usb: musb: isp1704: add registers from isp1704 Felipe Balbi
2009-12-11 11:31                                   ` Felipe Balbi
2009-12-11 12:35                                   ` Krogerus Heikki (EXT-Teleca/Helsinki)
2009-12-11 12:35                                     ` Krogerus Heikki (EXT-Teleca/Helsinki)
2009-12-11 12:57                                     ` Felipe Balbi
2009-12-11 12:57                                       ` Felipe Balbi
2009-12-11 11:31                                 ` [RFC/PATCH 5/5] usb: musb: musb supports otg notifier Felipe Balbi
2009-12-11 11:40                                   ` Felipe Balbi
2009-12-11 11:40                                     ` Felipe Balbi
2009-12-30 19:07                             ` [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger Madhusudhan
2009-12-30 19:07                               ` Madhusudhan
2009-12-10 14:19                       ` Felipe Balbi [this message]

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