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Open Source and information security mailing list archives
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Date: Thu, 10 Dec 2009 17:18:30 +0300 From: Anton Vorontsov <avorontsov@...mvista.com> To: Grazvydas Ignotas <notasas@...il.com> Cc: felipe.balbi@...ia.com, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Madhusudhan Chikkature <madhu.cr@...com>, "linux-omap@...r.kernel.org" <linux-omap@...r.kernel.org> Subject: Re: [PATCH] power_supply: Add driver for TWL4030/TPS65950 BCI charger On Thu, Dec 10, 2009 at 04:09:08PM +0200, Grazvydas Ignotas wrote: [...] > > dedicated chargers are simple. You kick the charger detection according to > > USB BC 1.x and if it returns true, you configure high current charging. > > Host/Hub chargers are also simple, after kicking charger detection, you > > enable Data pullups (e.g. SOFTCONN bit in musb's power register) and see if > > the host sends a setup packet... > > > > the complicated part is passing the information of which configuration you > > were enumerated with to the charger chip. > > 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? Works for me. Let's think of the kernel charging support as an yet unimplemented feature. Thanks, -- Anton Vorontsov email: cbouatmailru@...il.com irc://irc.freenode.net/bd2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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