On Tue, May 17, 2016 at 04:43:33PM -0700, Nicolin Chen wrote: > In this case, would it be more appropriate to create one single DAI > with channels_max = 4 over here? Yes. > Another question is for its TDM support. This chip outputs 4-channel > data on two data output pins (SDOUT1 and SDOUT2) as normal mode; it > outputs 4-channel data on one data output pin (SDOUT1) as TDM mode. > However, the mode selection for a 4-channel recording should depend > on the hardware design: whether the SDOUT2 is connected or not. So > I am wondering if there is a common way or existing way to indicate > this hardware design. Or just by simply defining a new DT property? That's a really rare thing to have as an option, most things either do TDM or parallel data signals but not both.
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