From: super.firetwister@googlemail.com
To: Ben Nizette <bn@niasdigital.com>
Cc: "linuxppc-dev@ozlabs.org" <linuxppc-dev@ozlabs.org>,
"linux-embedded@vger.kernel.org" <linux-embedded@vger.kernel.org>
Subject: Re: UIO not working on ppc405 onchip registers
Date: Tue, 22 Jul 2008 09:48:49 +0200 [thread overview]
Message-ID: <200807220948.51053.super.firetwister@gmail.com> (raw)
In-Reply-To: <1216708967.4004.238.camel@moss.renham>
On Tuesday 22 July 2008, Ben Nizette wrote:
> As an aside, you sure you want to do this anyway?
No ;)
> I'd suggest that you
> just do a gpio chip driver for this, tie it in to gpiolib and use the
> gpiolib user interface (which IIRC has only made it as far as -mm but is
> on the way up). This gives kernel internals nice access to the pins as
> well through the standard gpio framework.
This was just an example to make it others easier to reproduce my problem. My
goal is to have a soft spi driver in userspace, which would probably be
slower if it uses gpiolib. This driver is integrated in the application I
want to port to Linux.
Thanks
Markus
next prev parent reply other threads:[~2008-07-22 7:48 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-21 19:52 UIO not working on ppc405 onchip registers Markus Brunner
2008-07-22 6:17 ` Uwe Kleine-König
2008-07-22 6:42 ` Ben Nizette
2008-07-22 7:48 ` super.firetwister [this message]
2008-07-22 7:52 ` Ben Nizette
2008-09-05 6:18 ` Markus Brunner
2008-07-22 7:47 ` super.firetwister
2008-07-22 7:47 ` super.firetwister
2008-07-22 16:20 ` super.firetwister
2008-07-22 16:20 ` super.firetwister
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