ASoC: Add PDM DAI format definition

Add DAI format definition for PDM interfaces.

Signed-off-by: Misael Lopez Cruz <x0052729@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/include/sound/soc-dai.h b/include/sound/soc-dai.h
index e0c7fa7..ca24e7f 100644 (file)
--- a/include/sound/soc-dai.h
+++ b/include/sound/soc-dai.h
@@ -30,6 +30,7 @@ struct snd_pcm_substream;
 #define SND_SOC_DAIFMT_DSP_A           3 /* L data MSB after FRM LRC */
 #define SND_SOC_DAIFMT_DSP_B           4 /* L data MSB during FRM LRC */
 #define SND_SOC_DAIFMT_AC97            5 /* AC97 */
+#define SND_SOC_DAIFMT_PDM             6 /* Pulse density modulation */
 
 /* left and right justified also known as MSB and LSB respectively */
 #define SND_SOC_DAIFMT_MSB             SND_SOC_DAIFMT_LEFT_J