ASoc: wm8731: add 32bit mode.

This patch adds 32 bit word capability to the wm8731 driver. The wm8731
codec is capable of handling 32 bit word sizes, however that has not
previously been activated in the codec driver.

Signed-off-by: Matt Flax <flatmax@flatmax.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 4bcf5f8ece50f3681948a9fbc47b85400d9a8b51..d18261a442560cd2c108c34295bd5b1776a6ebf4 100644 (file)
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -358,6 +358,9 @@ static int wm8731_hw_params(struct snd_pcm_substream *substream,
        case 24:
                iface |= 0x0008;
                break;
+       case 32:
+               iface |= 0x000c;
+               break;
        }
 
        wm8731_set_deemph(codec);
@@ -541,7 +544,7 @@ static int wm8731_startup(struct snd_pcm_substream *substream,
 #define WM8731_RATES SNDRV_PCM_RATE_8000_96000
 
 #define WM8731_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
-       SNDRV_PCM_FMTBIT_S24_LE)
+       SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
 
 static const struct snd_soc_dai_ops wm8731_dai_ops = {
        .startup        = wm8731_startup,