ASoC: Set AIF word length for WM8904

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>

1 files changed, 17 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 8310e5d14b83..e44ee31c2184 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1503,6 +1503,23 @@ static int wm8904_hw_params(struct snd_pcm_substream *substream,
                 wm8904->bclk = snd_soc_params_to_bclk(params);
         }
 
+        switch (params_format(params)) {
+        case SNDRV_PCM_FORMAT_S16_LE:
+                break;
+        case SNDRV_PCM_FORMAT_S20_3LE:
+                aif1 |= 0x40;
+                break;
+        case SNDRV_PCM_FORMAT_S24_LE:
+                aif1 |= 0x80;
+                break;
+        case SNDRV_PCM_FORMAT_S32_LE:
+                aif1 |= 0xc0;
+                break;
+        default:
+                return -EINVAL;
+        }
+
+
         dev_dbg(codec->dev, "Target BCLK is %dHz\n", wm8904->bclk);
 
         ret = wm8904_configure_clocking(codec);