[alsa-devel] [PATCH] ASoC: tpa6130a2: Revisit power-up sequence

Liam Girdwood lrg at slimlogic.co.uk
Tue Nov 9 22:39:54 CET 2010

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 at gmail.com>
> Cc: Peter Ujfalusi <peter.ujfalusi at nokia.com>
> ---
>  sound/soc/codecs/tpa6130a2.c |    7 +++----
>  1 files changed, 3 insertions(+), 4 deletions(-)



Freelance Developer, SlimLogic Ltd
ASoC and Voltage Regulator Maintainer.

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