From: Gary Thomas <gary@mlbassoc.com>
To: linuxppc-dev@lists.ozlabs.org
Subject: Re: Using gpio in MPC8309
Date: Fri, 13 Jul 2012 05:57:35 -0600 [thread overview]
Message-ID: <50000D2F.8030905@mlbassoc.com> (raw)
In-Reply-To: <loom.20120713T013514-149@post.gmane.org>
On 2012-07-12 18:08, Gal Afel wrote:
> Hello,
>
> I just got a TWR-MPC8309 from Freescale running Embedded Linux OS. The kernel
> version is Linux 2.6.11+pq3 patches and the kernel preconfig file is
> linux_2.6.11_mpc8548_cds_def.config.
That's a really OLD kernel, plus it doesn't seem to match your hardware.
MPC8309 is a very different beast from the MPC8548.
>
> I'm new to processors running Linux and I'm having a hard time trying to
> understand how can I program the GPIO and use them. Is there a tutorial or any
> documentation you could provide me to get started on accessing the processor
> pins please?
>
> I'm using CodeWarrior Development Studio for Power Architecture version 10.0.2
> and I haven't found a library that includes the functions to access the pins
> functionality. Is there any documentation you could suggest me to do that please?
Try looking at the Linux kernel source file 'Documentation/gpio.txt'
--
------------------------------------------------------------
Gary Thomas | Consulting for the
MLB Associates | Embedded world
------------------------------------------------------------
prev parent reply other threads:[~2012-07-13 12:02 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 0:08 Using gpio in MPC8309 Gal Afel
2012-07-13 11:57 ` Gary Thomas [this message]
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