From: Jarkko Nikula <jhnikula@gmail.com>
To: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Cc: linux-omap@vger.kernel.org, tony@atomide.com
Subject: Re: [PATCH] OMAP: McBSP: Do not enable SRG in slave mode
Date: Tue, 31 Aug 2010 13:36:14 +0300 [thread overview]
Message-ID: <20100831133614.a7d0c031.jhnikula@gmail.com> (raw)
In-Reply-To: <1283242304-27738-1-git-send-email-peter.ujfalusi@nokia.com>
On Tue, 31 Aug 2010 11:11:44 +0300
Peter Ujfalusi <peter.ujfalusi@nokia.com> 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@nokia.com>
> ---
>
> 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@gmail.com>
next prev parent reply other threads:[~2010-08-31 10:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-31 8:11 [PATCH] OMAP: McBSP: Do not enable SRG in slave mode Peter Ujfalusi
2010-08-31 10:36 ` Jarkko Nikula [this message]
2010-09-23 18:08 ` [APPLIED] " Tony Lindgren
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