ASoC: da9055: Add support for DSP mode of AIF

This patch adds AIF DSP mode support for da9055 codec driver.
Signed-off-by: NAshish Chavan <ashish.chavan@kpitcummins.com>
Signed-off-by: NDavid Dajun Chen <david.chen@diasemi.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/da9055.c

@@ -173,6 +173,7 @@
 #define DA9055_AIF_FORMAT_I2S_MODE	(0 << 0)
 #define DA9055_AIF_FORMAT_LEFT_J	(1 << 0)
 #define DA9055_AIF_FORMAT_RIGHT_J	(2 << 0)
+#define DA9055_AIF_FORMAT_DSP		(3 << 0)
 #define DA9055_AIF_WORD_S16_LE		(0 << 2)
 #define DA9055_AIF_WORD_S20_3LE		(1 << 2)
 #define DA9055_AIF_WORD_S24_LE		(2 << 2)
@@ -1155,6 +1156,9 @@ static int da9055_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
 	case SND_SOC_DAIFMT_RIGHT_J:
 		aif_ctrl = DA9055_AIF_FORMAT_RIGHT_J;
 		break;
+	case SND_SOC_DAIFMT_DSP_A:
+		aif_ctrl = DA9055_AIF_FORMAT_DSP;
+		break;
 	default:
 		return -EINVAL;
 	}