[Sound-open-firmware] [RFC PATCH 0/4] SSP fixes

Liam Girdwood liam.r.girdwood at linux.intel.com
Thu May 24 12:13:52 CEST 2018


On Tue, 2018-05-22 at 19:31 -0500, Pierre-Louis Bossart wrote:
> I've had some of these patches on a work branch for some time now and
> only found the time to rebase/clean them now. The most important parts
> are support for DSP_A/B modes which never worked on Baytrail,
> Cherrytrail and clarifications on how the MCLK/Bitclock are generated
> on ApolloLake (parallel dividers instead of serial ones, allowing for
> independent selection of the source and ratios)
> 
> I could use comments on the code. I still have a couple of tests to
> run so it's not ready for integration but if I could have additional
> reviews or tests in parallel it'd be nice. Thanks!
> 
> Pierre-Louis Bossart (4):
>   ssp: rename clk_id as mclk_id, remove dead code
>   apl-ssp: fix MCLK and BCLK source selection
>   byt-ssp: fixes for DSP modes
>   byt-ssp: fix frame sync polarity for DSP modes
> 
>  src/drivers/apl-ssp.c  | 132 +++++++++++++++++++++++++++++++++---------------
> -
>  src/drivers/byt-ssp.c  |  42 +++++-----------
>  src/include/sof/ssp.h  |   5 ++
>  src/include/uapi/ipc.h |   2 +-
>  4 files changed, 107 insertions(+), 74 deletions(-)
> 

Look good to me.

Liam


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