From: Sven Zeisberg <sven.zeisberg@googlemail.com>
To: alsa-devel@alsa-project.org
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Subject: Re: imx-ssi in master mode?
Date: Mon, 30 Aug 2010 08:32:52 +0200 [thread overview]
Message-ID: <4C7B5094.4020907@googlemail.com> (raw)
In-Reply-To: <20100827115416.GD1473@pengutronix.de>
Hi Sascha,
again - thanks for your help! We start working on this now and hopefully
return soon with results...
Sven
Am 27.08.2010 13:54, schrieb Sascha Hauer:
> On Thu, Aug 26, 2010 at 05:23:53PM +0200, Sven Zeisberg wrote:
>> Hi
>>
>> I found that the i.MX25 can not transfer multichannels frames through
>> SSI when it is set up as slave.
>> (when the i.MX25 SSI is set up as slave, the SSI is set to "normal" mode
>> in which only one word per frame is transfered)
>>
>> Now I'm wondering if anybody has successfully used a codec with the
>> i.MX25 SSI set up as Master. When we do this here, we can see that the
>> i.MX25 is generating the bit clock but no frame sync.
> Master mode is currently not supported by the i.MX driver. You'd have to
> implement the clk_get_rate functions for the ssi clocks first before
> implementing the missing pieces in the driver.
>
> Sascha
>
>
next prev parent reply other threads:[~2010-08-30 6:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-26 15:23 imx-ssi in master mode? Sven Zeisberg
2010-08-27 11:54 ` Sascha Hauer
2010-08-30 6:32 ` Sven Zeisberg [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-08-26 15:30 Sven Zeisberg
2010-08-27 1:15 ` Timur Tabi
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