[alsa-devel] at91 SoC Modifications
lg at opensource.wolfsonmicro.com
Thu Jun 21 14:07:52 CEST 2007
On Wed, 2007-06-20 at 16:46 -0500, Paul Kavan wrote:
> Working on my new format. Backed up at91-ssc.c and now writing a
> supplement to it including my new format, which I will dub
> SND_SOC_DAIFMT_PCM_L unless someone has an objection to that.
> I need to define it in sound/soc.h I notice the other defs as:
> #define SND_SOC_DAIFMT_I2S 0 /* I2S mode */
> #define SND_SOC_DAIFMT_RIGHT_J 1 /* Right justified mode */
> #define SND_SOC_DAIFMT_LEFT_J 2 /* Left Justified mode */
> #define SND_SOC_DAIFMT_DSP_A 3 /* L data msb after FRM or LRC
> #define SND_SOC_DAIFMT_DSP_B 4 /* L data msb during FRM or LRC
> #define SND_SOC_DAIFMT_AC97 5 /* AC97 */
> so, could I add a line:
> #define SND_SOC_DAIFMT_PCM_L 6 /* PCM Long Sync Format*/
> ..without too many hassles? Just want to make sure i am not violating
> a standard or something.
Do you have a link to any timing diagrams for this format ?
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