ASoC: Fix register cache setup WM8994 for multi-component

During the multi-component conversion the WM8994 register cache init
got lost.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 0db59c3aa5d4..830dfdd66c5f 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -3903,6 +3903,8 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
                 return -ENOMEM;
         snd_soc_codec_set_drvdata(codec, wm8994);
 
+        codec->reg_cache = &wm8994->reg_cache;
+
         wm8994->pdata = dev_get_platdata(codec->dev->parent);
         wm8994->codec = codec;