Re: [PATCH] OMAP: McBSP: Do not enable SRG in slave mode

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On Tue, 31 Aug 2010 11:11:44 +0300
Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx> wrote:

> McBSP SRG (Sample Rate Generator) and FSG (Frame Sync
> Generator) is only needed to be enabled, when McBSP
> is master.
> In McBSP slave mode, the SRG, and FSG can be kept disabled,
> which might save some power at the end in this configuration.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxxxxx>
> ---
> 
> Hello Jarkko,
> 
> I have tested this on OMAP3, but I think this should be
> applicable for other OMAP versions as well.
> When McBSP was slave the audio worked fine, when I left
> the SRG, and FSG disabled.
> 
Sounds logical if there is no need to keep SRG and FSG active when
McBSP is slave. I tested this on N810.

Acked-by: Jarkko Nikula <jhnikula@xxxxxxxxx>
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