From: broonie@opensource.wolfsonmicro.com (Mark Brown)
To: linux-arm-kernel@lists.infradead.org
Subject: GPIO support for HTC Dream
Date: Thu, 10 Dec 2009 17:41:27 +0000 [thread overview]
Message-ID: <20091210174127.GA22554@sirena.org.uk> (raw)
In-Reply-To: <20091210172458.GJ19454@elf.ucw.cz>
On Thu, Dec 10, 2009 at 06:24:58PM +0100, Pavel Machek wrote:
> > Further to this, I think it is worth doing the work to make this gpiolib
> > now. Most of the other ARM chips now support gpiolib, so it would seem a
> > bit of a step backwards to start adding new chips which don't. I think
> > that adding the gpiolib support will also cleanup the mess that is
> > register_gpio_chip, since this is all already handled by the gpiolib core.
> I tried going through drivers/gpio/gpiolib.c and it seems to be a lot
> of code -- mostly sysrq interface to userland. I'm not sure how much
> code could be shared...
Everything in generic_gpio.c could easily be shared, which also gives
you all the standard APIs drivers and userspace expect without having to
reimplement them or ending up with slightly incompatible implementations.
next prev parent reply other threads:[~2009-12-10 17:41 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-08 10:28 GPIO support for HTC Dream Pavel Machek
2009-12-08 20:22 ` Ryan Mallon
2009-12-08 21:37 ` Pavel Machek
2009-12-08 21:53 ` Ryan Mallon
2009-12-10 16:26 ` Pavel Machek
2009-12-08 21:56 ` Arve Hjønnevåg
2009-12-09 11:32 ` Pavel Machek
2009-12-08 21:46 ` Pavel Machek
2009-12-08 22:03 ` Joe Perches
2009-12-09 11:46 ` Pavel Machek
2009-12-08 22:10 ` Ryan Mallon
2009-12-09 23:40 ` Ryan Mallon
2009-12-10 17:24 ` Pavel Machek
2009-12-10 17:41 ` Mark Brown [this message]
2009-12-10 19:49 ` Ryan Mallon
2009-12-10 23:14 ` H Hartley Sweeten
2009-12-11 19:58 ` Pavel Machek
2009-12-11 22:10 ` Pavel Machek
2009-12-11 22:40 ` Arve Hjønnevåg
2009-12-11 23:12 ` H Hartley Sweeten
2009-12-16 22:53 ` Pavel Machek
2009-12-16 23:03 ` Daniel Walker
2009-12-11 23:04 ` H Hartley Sweeten
2009-12-14 6:45 ` Pavel Machek
2009-12-14 17:54 ` Daniel Walker
2009-12-14 18:12 ` H Hartley Sweeten
2009-12-15 6:40 ` Arve Hjønnevåg
2009-12-15 19:12 ` Pavel Machek
2009-12-15 20:07 ` Daniel Walker
2009-12-15 21:21 ` Pavel Machek
2009-12-15 20:48 ` Jamie Lokier
2009-12-15 21:07 ` Brian Swetland
2009-12-14 19:00 ` H Hartley Sweeten
2009-12-15 19:47 ` Pavel Machek
2009-12-15 20:15 ` H Hartley Sweeten
2009-12-15 20:47 ` Pavel Machek
2009-12-15 21:16 ` [patch] " Pavel Machek
2009-12-25 17:10 ` Pavel Machek
2009-12-25 23:49 ` Daniel Walker
2009-12-26 8:51 ` Pavel Machek
2009-12-15 20:24 ` Ryan Mallon
2009-12-15 20:44 ` Pavel Machek
2009-12-15 6:48 ` Arve Hjønnevåg
2009-12-11 23:28 ` Russell King - ARM Linux
2009-12-11 23:50 ` H Hartley Sweeten
2009-12-14 6:24 ` Pavel Machek
2009-12-10 16:57 ` Pavel Machek
2009-12-08 22:45 ` Russell King - ARM Linux
2009-12-09 0:39 ` Arve Hjønnevåg
2009-12-09 11:37 ` Pavel Machek
2009-12-09 11:42 ` Arve Hjønnevåg
2009-12-10 16:27 ` Pavel Machek
2009-12-09 16:18 ` Daniel Walker
2009-12-13 21:29 ` Pavel Machek
2009-12-13 21:38 ` Brian Swetland
2009-12-15 19:09 ` Pavel Machek
2009-12-14 17:40 ` Daniel Walker
2009-12-15 19:10 ` Pavel Machek
2009-12-09 11:41 ` Pavel Machek
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