Audio DMA
=========
-The platform DMA driver optionally supports the following alsa operations:-
+The platform DMA driver optionally supports the following ALSA operations:-
/* SoC audio ops */
struct snd_soc_ops {
struct snd_pcm_ops *pcm_ops;
};
-Please refer to the alsa driver documentation for details of audio DMA.
+Please refer to the ALSA driver documentation for details of audio DMA.
http://www.alsa-project.org/~iwai/writing-an-alsa-driver/c436.htm
An example DMA driver is soc/pxa/pxa2xx-pcm.c
1) Digital audio interface (DAI) description
2) Digital audio interface configuration
3) PCM's description
- 4) Sysclk configuration
+ 4) SYSCLK configuration
5) Suspend and resume (optional)
Please see codec.txt for a description of items 1 - 4.