[alsa-devel] [PATCH] ASoC: omap-mcbsp: When closing the port select PRCM source for CLKS signal

[Mark Brown]

On Mon, Mar 05, 2012 at 11:38:52AM +0200, Peter Ujfalusi wrote:
> If external source for the CLKS signal selection kept after the port is no
> longer in use the system might refuse to go suspend.
> There is also a chance that the external clock is not running when next
> time the McBSP port is started which can result errors when we try to
> access McBSP registers.
> Reset the CLKS source back to PRCM source unconditionally.

Acked-by: Mark Brown <broonie at opensource.wolfsonmicro.com>

though it'd be better if the driver could remember and restore the
setting when the device becomes active again so that machine drivers
don't need to.
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