linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: "Debora Liu" <deboralh@fel.com.cn>
To: "Tjernlund" <tjernlund@tjernlund.se>
Cc: Linuxppc-embedded <Linuxppc-embedded@ozlabs.org>
Subject: Re: 8xx: i2c-algo-8xx - fixed timeout detection and transmission errors
Date: Fri, 12 Aug 2005 13:11:38 +0800	[thread overview]
Message-ID: <20050812050722.765FC680C4@ozlabs.org> (raw)

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 628 bytes --]

Hello, Tjernlund

In message <2005-08-12 01:50:45 tjernlund@tjernlund.se> you wrote:

>Try changing all
>  i2c->i2c_i2com |= 0x80;	/* Begin transmission */
>to
>  i2c->i2c_i2com |= 0x80 | 0x01;	/* Begin transmission */
>
>That should remove the need to do force_reinit(cpm) I hope.
>See http://ozlabs.org/pipermail/linuxppc-embedded/2005-August/019600.html for a litte more info.
>
>Also, I think you should remove the busy wait code. Its not needed IMHO.

update i2c_algo_8xx.c as same

= = = = = = = = = = = = = = = = = = = =
				 
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡Debora Liu
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡deboralh@fel.com.cn
¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡2005-08-12

             reply	other threads:[~2005-08-12  5:07 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-08-12  5:11 Debora Liu [this message]
  -- strict thread matches above, loose matches on Subject: below --
2005-08-15  5:59 8xx: i2c-algo-8xx - fixed timeout detection and transmission errors cajus.hahn
2005-08-15  8:08 ` Joakim Tjernlund
2005-08-13 15:13 Joakim Tjernlund
2005-08-12  7:49 cajus.hahn
2005-08-12  8:01 ` Wolfgang Denk
2005-08-12  8:21   ` cajus.hahn
2005-08-11 17:50 Tjernlund
2005-08-11  7:42 Cajus Hahn
2005-08-10  9:37 Debora Liu
2005-08-10  9:48 ` Wolfgang Denk
2005-08-10  7:27 cajus.hahn
2005-08-10 13:58 ` Marcelo Tosatti

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=20050812050722.765FC680C4@ozlabs.org \
    --to=deboralh@fel.com.cn \
    --cc=Linuxppc-embedded@ozlabs.org \
    --cc=tjernlund@tjernlund.se \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).