ASoC: davinci-mcasp: Support for LEFT_J format

Configuration for LEFT_J format.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index d4d640004bed..2b6722024fbd 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -302,6 +302,13 @@ static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
                 /* FS need to be inverted */
                 inv_fs = true;
                 break;
+        case SND_SOC_DAIFMT_LEFT_J:
+                /* configure a full-word SYNC pulse (LRCLK) */
+                mcasp_set_bits(mcasp, DAVINCI_MCASP_TXFMCTL_REG, FSXDUR);
+                mcasp_set_bits(mcasp, DAVINCI_MCASP_RXFMCTL_REG, FSRDUR);
+                /* No delay after FS */
+                data_delay = 0;
+                break;
         default:
                 ret = -EINVAL;
                 goto out;