linux-arm-kernel.lists.infradead.org archive mirror
 help / color / mirror / Atom feed
From: festevam@gmail.com (Fabio Estevam)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCHv2 2/3] ARM: mxs: cfa10049: Switch bus i2c1 to bitbanging
Date: Fri, 21 Jun 2013 19:27:44 -0300	[thread overview]
Message-ID: <CAOMZO5AbZVLH0rxP=iuumrDBxFe5XVGH9qK9PyUdxtucbOHzdg@mail.gmail.com> (raw)
In-Reply-To: <1371754675-12242-3-git-send-email-alexandre.belloni@free-electrons.com>

On Thu, Jun 20, 2013 at 3:57 PM, Alexandre Belloni
<alexandre.belloni@free-electrons.com> wrote:
> From: Maxime Ripard <maxime.ripard@free-electrons.com>
>
> The ADCs connected to this bus have been experiencing some timeout
> issues when using the iMX28 i2c controller. Switching back to bitbanging
> solves this.

Could you please investigate this timeout issue?

The I2C timeouts I was having on mx28 when trying to access sgtl5000
codec, was due to the lack
of codec clock.

After I provided the codec clock I am able to use I2C without issues
and just sent a patch for it.

  reply	other threads:[~2013-06-21 22:27 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-20 18:57 [PATCHv2 0/3] Add support for the Nuvoton NAU7802 ADC to the cfa10049 Alexandre Belloni
2013-06-20 18:57 ` [PATCHv2 1/3] iio: Add Nuvoton NAU7802 ADC driver Alexandre Belloni
2013-06-22 11:55   ` Jonathan Cameron
2013-06-22 12:02     ` Lars-Peter Clausen
2013-06-22 13:07       ` Alexandre Belloni
2013-06-22 13:20         ` Lars-Peter Clausen
2013-06-22 13:28           ` Alexandre Belloni
2013-06-23 13:54             ` Lars-Peter Clausen
2013-06-23 17:33               ` Jonathan Cameron
2013-06-24  6:41   ` Lars-Peter Clausen
2013-06-24 10:37     ` Alexandre Belloni
2013-06-24 16:41       ` Lars-Peter Clausen
2013-06-24 17:26         ` Alexandre Belloni
2013-06-20 18:57 ` [PATCHv2 2/3] ARM: mxs: cfa10049: Switch bus i2c1 to bitbanging Alexandre Belloni
2013-06-21 22:27   ` Fabio Estevam [this message]
2013-07-02 13:29   ` Christoph G. Baumann
2013-07-02 13:57     ` Fabio Estevam
2013-07-02 14:09       ` Christoph G. Baumann
2013-07-02 16:04         ` Fabio Estevam
2013-06-20 18:57 ` [PATCHv2 3/3] ARM: mxs: cfa10049: Add NAU7802 ADCs to the device tree Alexandre Belloni

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='CAOMZO5AbZVLH0rxP=iuumrDBxFe5XVGH9qK9PyUdxtucbOHzdg@mail.gmail.com' \
    --to=festevam@gmail.com \
    --cc=linux-arm-kernel@lists.infradead.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 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).