On Fri, May 30, 2014 at 3:54 AM, Eric Fort <[email protected]> wrote:
> I installed my DVI-D cape on my beaglebone (white) this evening by itself to
> verify it still functions. I'm happy to say that it does, at least so long
> as my AudioCape Rev. B1 is *NOT* also in the cape stack. The interesting
> thing is that when I boot with just the DVI-D cape in the stack the beagle
> seems to think it has a sound card and programs that are supposed to produce
> sound don't complain, acting like there is an audio cape in place. Note
> this is the DVI-D cape without audio components installed. Why does my
> beagle think it has an Audio device, when none is present.
There's mcasp sound hardware in HDMI---did you disable HDMI? BTW,
there are two device tree setups: one for HDMI with both video and
sound and another one (hdmin) for just video, freeing the
sound-related pins on P9 {25,28,29,31}
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