[alsa-devel] [PATCH] davinci-evm: extend it to support DM81xx and derivatives

Sekhar Nori nsekhar at ti.com
Thu Jul 13 10:01:25 CEST 2017


+ Peter & Jyri

Hi Vitaly,

On Wednesday 12 July 2017 04:13 PM, Vitaly Wool wrote:
> Having worked closely with TI DM8148/DM8168 EVMs I came across
> many derivatives of these boards which didn't use the standard
> codec but had something like wm897x instead. They all would fit
> davinci-evm driver nicely if it had support for audio CPU clock
> divisor and slightly more generic naming. So this patch adds
> support for reading CPU divisor from a DT and slightly changes
> names of helper/init functions to be more generic.
> 
> It also adds support for DaVinci boards that use wm8978 codec.
> 
> Signed-off-by: Vitaly Wool <vitaly.wool at konsulko.com>

While there are some users of davinci-evm.c, I think a majority are
using simple-audio-card instead. Curious on why you chose not to use
that. It sounds like codec is not the bitclock and frame-sync master in
your case. Did that end up creating issues ?

Thanks,
Sekhar


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