Re: [PATCH v2 06/12] drm: bridge/dw_hdmi: add audio support for more display resolutions

[Yang Kuankuan <ykk@rock-chips.com>]

On 01/31/2015 06:20 AM, Russell King - ARM Linux wrote:
> On Fri, Jan 30, 2015 at 06:30:39AM -0500, Yakir Yang wrote:
>> Add more n/cts values, in that case we can support audio for more
>> display resolutions (128 * SampleRate = PixelClock * N / CTS).
> Where do these come from?  The iMX6 manuals give the set which are
> already in the driver, and says that others are not supported - to
> quote...
>
> "Table below shows the CTS and N values for the supported standard.
> All other TMDS clocks are not supported, the TMDS clocks divided or
> multiplied by 1,001 coefficients are not supported."
>
> and the table lists values for TMDS clocks of 25.2, 27, 54, 74.25,
> 148.5 and 297MHz.
>
> This will need to be tested on iMX6 to validate whether it works.
> If it doesn't work, we need to conditionalise the new TMDS clocks
> with the IP version.
>
I just want to add audio support for some No-CEA display resolutions, 
and actually it can works on rk3288 platform.
If it can not work on iMX6 platform, i will add IP verison select in 
next version v3.

Thanks.  : )