From: Tolunay Orkun <listmember@orkun.us>
To: Tolunay Orkun <listmember@orkun.us>
Cc: linuxppc-embedded@ozlabs.org
Subject: Re: Multiple I2C busses on PPC405
Date: Thu, 18 Aug 2005 10:06:57 -0500 [thread overview]
Message-ID: <4304A411.40907@orkun.us> (raw)
In-Reply-To: <42FD248D.2040508@orkun.us>
I've not received any reply to my inquiry. Since it was last Friday
afternoon it might have been missed.
I really do appreciate if someone would suggest a bitbang I2C interface
driver generic enough to modify. I only need /dev/i2c? support from the
driver.
Tolunay
Tolunay Orkun wrote:
> I have a working embedded linux on Cogent CSB472 board (PPC405GP)
> currently based on off 2.4.31. We are already using the I2C bus on
> PowerPC using hardware I2C driver (IBM IIC I2C Interface) at Fast
> (400khz) mode.
>
> We need to add support for yet another (slow) I2C bus with PPC405 being
> the master and I'm looking at implementing bit bang interface using GPIO
> pins.
>
> What is the best way to get this going? I am looking at modifying the
> bit bang driver (PPC_405_I2C_Algorithm?) for the I/O pins I'll use.
> Anyone has done something similar. I appreciate all the advice I can get.
>
> Best Regards,
> Tolunay
>
>
>
prev parent reply other threads:[~2005-08-18 15:07 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-12 22:37 Multiple I2C busses on PPC405 Tolunay Orkun
2005-08-18 15:06 ` Tolunay Orkun [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4304A411.40907@orkun.us \
--to=listmember@orkun.us \
--cc=linuxppc-embedded@ozlabs.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.