On Wed, Mar 07, 2007 at 01:13:52PM -0800, Janesh Ramakrishnan wrote: > > We've tried producing sound on two different AT91SAM9261-EK development > boards without success. Never believe a 'development' board is fully working until somebody has been able to demonstrate it :-( Seriously, I've no knowledge of these boards and they may be fine, but I've been bitten one time too many by a development board released to end-users. > We've confirmed that the micro is sending commands (over SPI) and data (over > I2S). > > alsamixer was run, and the sound unmuted for PCM, with volume controls set > using the down and upper arrows on the keyboard. But running aplay doesn't > result in sound being produced. Versions of Alsa-Utils, Alsa-lib and > alsa-driver: 1.0.13. > > Any ideas on what could be going wrong ? > About half of the problems with sound are down to "the silly things" (something critical muted or turned down, plug in the wrong socket, amp/speakers not set up correctly, or even the sound chip not enabled in the bios).
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