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)
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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
next 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
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