All of lore.kernel.org
 help / color / mirror / Atom feed
From: Richard Zhao <richard.zhao-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
To: Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Cc: Richard Zhao <linuxzsc-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	Ben Dooks <ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org>,
	linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org,
	Wolfram Sang <w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
Subject: Re: [PATCH] i2c i.MX: Fix divider table
Date: Fri, 6 Jul 2012 08:52:50 +0800	[thread overview]
Message-ID: <20120706005249.GA26888@b20223-02.ap.freescale.net> (raw)
In-Reply-To: <20120705160153.GT30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>

On Thu, Jul 05, 2012 at 06:01:53PM +0200, Sascha Hauer wrote:
> On Thu, Jul 05, 2012 at 10:52:39PM +0800, Richard Zhao wrote:
> > On Thu, Jul 05, 2012 at 03:10:26PM +0200, Sascha Hauer wrote:
> > > Measurements on i.MX1 and i.MX53 have shown that the divider values
> > > in the datasheets are wrong. the values from first, third and fourth
> > > column were all measured to be 8 higher than in the datasheet. It
> > > should be safe to assume that the SoCs between i.MX1 and i.MX53 behave
> > > the same as the i2c unit is unchanged since the i.MX1.
> > We may need to check with IC guys? Or you've done?
> 
> I don't have contact to the IC guys. Could you do this? I'd be
> interested in the results.
Sure, but it may be slow, as you know, many people are in summer break.

Thanks
Richard
> 
> Sascha
> 
> 
> -- 
> Pengutronix e.K.                           |                             |
> Industrial Linux Solutions                 | http://www.pengutronix.de/  |
> Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

WARNING: multiple messages have this Message-ID (diff)
From: richard.zhao@freescale.com (Richard Zhao)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] i2c i.MX: Fix divider table
Date: Fri, 6 Jul 2012 08:52:50 +0800	[thread overview]
Message-ID: <20120706005249.GA26888@b20223-02.ap.freescale.net> (raw)
In-Reply-To: <20120705160153.GT30009@pengutronix.de>

On Thu, Jul 05, 2012 at 06:01:53PM +0200, Sascha Hauer wrote:
> On Thu, Jul 05, 2012 at 10:52:39PM +0800, Richard Zhao wrote:
> > On Thu, Jul 05, 2012 at 03:10:26PM +0200, Sascha Hauer wrote:
> > > Measurements on i.MX1 and i.MX53 have shown that the divider values
> > > in the datasheets are wrong. the values from first, third and fourth
> > > column were all measured to be 8 higher than in the datasheet. It
> > > should be safe to assume that the SoCs between i.MX1 and i.MX53 behave
> > > the same as the i2c unit is unchanged since the i.MX1.
> > We may need to check with IC guys? Or you've done?
> 
> I don't have contact to the IC guys. Could you do this? I'd be
> interested in the results.
Sure, but it may be slow, as you know, many people are in summer break.

Thanks
Richard
> 
> Sascha
> 
> 
> -- 
> Pengutronix e.K.                           |                             |
> Industrial Linux Solutions                 | http://www.pengutronix.de/  |
> Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0    |
> Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |
> 
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
> 

  parent reply	other threads:[~2012-07-06  0:52 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-05 13:10 [PATCH] i2c i.MX: Fix divider table Sascha Hauer
2012-07-05 13:10 ` Sascha Hauer
2012-07-05 14:23 ` Baruch Siach
2012-07-05 14:23   ` Baruch Siach
     [not found] ` <1341493826-13861-1-git-send-email-s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-05 14:52   ` Richard Zhao
2012-07-05 14:52     ` Richard Zhao
2012-07-05 16:01     ` Sascha Hauer
2012-07-05 16:01       ` Sascha Hauer
     [not found]       ` <20120705160153.GT30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-06  0:52         ` Richard Zhao [this message]
2012-07-06  0:52           ` Richard Zhao
     [not found]           ` <20120706005249.GA26888-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-07-06  6:28             ` Sascha Hauer
2012-07-06  6:28               ` Sascha Hauer
2012-07-06 17:41               ` Troy Kisky
     [not found]               ` <20120706062852.GZ30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-11  6:01                 ` Richard Zhao
2012-07-11  6:01                   ` Richard Zhao
     [not found]                   ` <20120711060121.GB30055-iWYTGMXpHj9ITqJhDdzsOjpauB2SiJktrE5yTffgRl4@public.gmane.org>
2012-07-11 18:38                     ` Sascha Hauer
2012-07-11 18:38                       ` Sascha Hauer
     [not found]                       ` <20120711183838.GM30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-11 19:11                         ` Troy Kisky
2012-07-11 19:11                           ` Troy Kisky
     [not found]                           ` <4FFDCFDB.7020402-Q5RJGjKts06CY9SHAMCTRUEOCMrvLtNR@public.gmane.org>
2012-07-11 19:44                             ` Sascha Hauer
2012-07-11 19:44                               ` Sascha Hauer
2012-07-12  0:45                         ` Richard Zhao
2012-07-12  0:45                           ` Richard Zhao
2012-07-05 18:06   ` Shubhrajyoti Datta
2012-07-05 18:06     ` Shubhrajyoti Datta
     [not found]     ` <CAM=Q2csv3rEs-xseGd6NHxR3wRSZp82ZqNB1mn-_C4=5=nOc6g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2012-07-05 18:47       ` Sascha Hauer
2012-07-05 18:47         ` Sascha Hauer
     [not found]         ` <20120705184736.GW30009-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2012-07-08  9:14           ` Shubhrajyoti Datta
2012-07-08  9:14             ` Shubhrajyoti Datta

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=20120706005249.GA26888@b20223-02.ap.freescale.net \
    --to=richard.zhao-kzfg59tc24xl57midrcfdg@public.gmane.org \
    --cc=ben-linux-elnMNo+KYs3YtjvyW6yDsg@public.gmane.org \
    --cc=kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org \
    --cc=linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org \
    --cc=linux-i2c-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \
    --cc=linuxzsc-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org \
    --cc=s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org \
    --cc=w.sang-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.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.