On Sun, Jun 19, 2016 at 05:46:02PM -0400, Rob Calhoun wrote: > Hi Matt, > > Based on my experience with the WM8737, the bitclock will always run > at 12 MHz on these devices in USB mode. While the carrying capacity of > the channel is always 12 Mbps, the data put on the wire by the codec > depend on the sample rate, number of channels, and bit depth. This > leaves some unused capacity in the channel. It is the responsibility > of the receiving digital audio interface to pull off the appropriate > number of bits every time the LRCLK/frameclock fires and ignore the > rest of it. For example in I2S mode, 2-channel, 32-bit, the DAI should > pull off the first 32 bits following each LRCLK transition. Thanks very much for adding this, sounds like this is basically how the part operates then. Although I feel the datasheet could have been more clear, apologies for that. Thanks, Charles _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
