From: Eric Nelson <eric.nelson@boundarydevices.com>
To: Gary Thomas <gary@mlbassoc.com>,
Nikolay Dimitrov <picmaster@mail.bg>,
meta-freescale@yoctoproject.org
Subject: Re: Audio glitch with SGTL5000
Date: Thu, 22 Jan 2015 12:05:09 -0700 [thread overview]
Message-ID: <54C149E5.6040303@boundarydevices.com> (raw)
In-Reply-To: <54C1430A.6050303@mlbassoc.com>
On 01/22/2015 11:35 AM, Gary Thomas wrote:
> On 2015-01-22 11:32, Nikolay Dimitrov wrote:
>> Hi Gary,
>>
>> On 01/22/2015 03:24 PM, Gary Thomas wrote:
>>> Are you using headphone or line-out?
>>>
>>> My i.MX6 boards all suffer from this annoying pop - it would be great
>>> to get to the bottom of this.
>>
>> Before applying my ugly fix, I can hear the glitch on both outputs,
>> but need to warn you that my headphones test is flawed, as the
>> SGTL5000 codec on my board is improperly
>> connected to the headphones (audio output is only 2-wire DC-decoupled
>> instead of using 3-wire cap-less output with virtual ground).
>>
>> Are you looking for a fix for line-out, headphones, both? Also, which
>> kernel are you using?
>
> Currently, only headphones.
>
> I'm using linux-boundary/3.10.31
>
Which has the SMALL_POP fix applied:
https://github.com/boundarydevices/linux-imx6/commit/983ce7a
next prev parent reply other threads:[~2015-01-22 19:05 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-01-20 22:12 Audio glitch with SGTL5000 Nikolay Dimitrov
2015-01-20 22:23 ` Fabio Estevam
2015-01-21 0:34 ` Nikolay Dimitrov
2015-01-21 0:38 ` Nikolay Dimitrov
2015-01-21 0:51 ` Fabio Estevam
2015-01-21 0:50 ` Fabio Estevam
2015-01-21 2:30 ` Nikolay Dimitrov
2015-01-21 2:56 ` Fabio Estevam
2015-01-21 2:59 ` Fabio Estevam
2015-01-21 23:55 ` Nikolay Dimitrov
2015-01-22 0:00 ` Fabio Estevam
2015-01-22 4:59 ` Nikolay Dimitrov
2015-01-22 13:24 ` Gary Thomas
2015-01-22 18:32 ` Nikolay Dimitrov
2015-01-22 18:35 ` Gary Thomas
2015-01-22 19:05 ` Eric Nelson [this message]
2015-01-22 19:20 ` Nikolay Dimitrov
2015-01-22 19:33 ` Fabio Estevam
2015-01-22 19:49 ` Nikolay Dimitrov
2015-01-22 19:52 ` Fabio Estevam
2015-02-28 18:53 ` Eric Nelson
2015-02-28 20:29 ` Otavio Salvador
2015-03-01 15:08 ` Gary Thomas
2015-06-24 18:12 ` Nikolay Dimitrov
2015-07-02 21:37 ` Otavio Salvador
2015-07-02 22:21 ` Nikolay Dimitrov
2015-03-01 21:29 ` Nikolay Dimitrov
2015-03-01 22:40 ` Eric Nelson
2015-01-22 19:21 ` Gary Thomas
2015-01-22 19:46 ` Gary Thomas
2015-01-22 19:49 ` Fabio Estevam
2015-01-22 20:16 ` Gary Thomas
2015-01-22 20:28 ` Nikolay Dimitrov
2015-01-22 20:38 ` Gary Thomas
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=54C149E5.6040303@boundarydevices.com \
--to=eric.nelson@boundarydevices.com \
--cc=gary@mlbassoc.com \
--cc=meta-freescale@yoctoproject.org \
--cc=picmaster@mail.bg \
/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.