[alsa-devel] [PATCH 1/3] ASoC: Add a new imx-ssi sound driver
javier.martin at vista-silicon.com
Mon Nov 30 18:09:24 CET 2009
2009/11/30 javier Martin <javier.martin at vista-silicon.com>
> Dear Sascha,
> in "imx_ssi_set_dai_fmt()" callback you should add something like:
> /* sync */
> scr |= SSI_SCR_SYN;
> This would enable SSI working in SYN mode which means that RX and TX
> sections will share same frame and bit clocks. Right now I can't imagine a
> situation where this is not desirable. Moreover, if I don't add SYN mode I
> cannot get it working in my i.mx27 based board with an wm8974.
Well, after a chat with Mark it seems that it is not so uncommon that RX and
TX sections have different clocks. So you could add a flag in the platform
data similar to the one that switches between FIQ and DMA so that people can
choose if they want the feature or not.
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