From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Sangbeom Kim <sbkim73@samsung.com>
Cc: alsa-devel@alsa-project.org, patches@opensource.wolfsonmicro.com,
'Liam Girdwood' <lrg@ti.com>
Subject: Re: [PATCH] ASoC: Ensure we delay long enough for WM8994 FLL to lock when starting
Date: Mon, 4 Jul 2011 01:44:54 +0100 [thread overview]
Message-ID: <20110704004453.GA1178@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <032501cc39dd$489c24d0$d9d46e70$@com>
On Mon, Jul 04, 2011 at 08:59:45AM +0900, Sangbeom Kim wrote:
> Saturday, July 02, 2011 9:35 AM, Mark Brown wrote:
> > This delay is very conservative.
> What's the meaning of conservative?
In this context it means safe.
> It means 5ms delay long enough?
> or at least, FLL lock time should be ensured 5ms?
Yes, the 5ms should be more than enough time for the FLL to lock - in
most situations the time taken to do the register writes surrounding
enabling and then using the FLL are sufficient to cover the startup
time.
next prev parent reply other threads:[~2011-07-04 0:51 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-02 0:35 [PATCH] ASoC: Ensure we delay long enough for WM8994 FLL to lock when starting Mark Brown
2011-07-03 23:59 ` Sangbeom Kim
2011-07-04 0:44 ` Mark Brown [this message]
2011-07-04 1:13 ` Sangbeom Kim
2011-07-04 2:07 ` Mark Brown
2011-07-04 9:44 ` Liam Girdwood
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