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From: Liam Girdwood <lrg@slimlogic.co.uk>
To: Jarkko Nikula <jhnikula@gmail.com>
Cc: alsa-devel@alsa-project.org,
	Mark Brown <broonie@opensource.wolfsonmicro.com>,
	Peter Ujfalusi <peter.ujfalusi@nokia.com>
Subject: Re: [PATCH] ASoC: tpa6130a2: Revisit power-up sequence
Date: Tue, 09 Nov 2010 21:39:54 +0000	[thread overview]
Message-ID: <1289338794.3290.43.camel@odin> (raw)
In-Reply-To: <1289206677-11886-1-git-send-email-jhnikula@gmail.com>

On Mon, 2010-11-08 at 10:57 +0200, Jarkko Nikula wrote:
> There are no known problems with current power-up sequence which first sets
> the /shutdown pin high and then enables the supply. However, swap the order
> so that the device is kept in shutdown/reset mode during the supply voltage
> transition since slowly rising voltages can usually cause problems if the
> device is not kept in reset.
> 
> Signed-off-by: Jarkko Nikula <jhnikula@gmail.com>
> Cc: Peter Ujfalusi <peter.ujfalusi@nokia.com>
> ---
>  sound/soc/codecs/tpa6130a2.c |    7 +++----
>  1 files changed, 3 insertions(+), 4 deletions(-)
> 

Applied.

Thanks

Liam
-- 
Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.
http://www.slimlogic.co.uk

      parent reply	other threads:[~2010-11-09 21:40 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-08  8:57 [PATCH] ASoC: tpa6130a2: Revisit power-up sequence Jarkko Nikula
2010-11-08  9:38 ` Peter Ujfalusi
2010-11-08 11:36 ` Mark Brown
2010-11-09 21:39 ` Liam Girdwood [this message]

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