ASoC: wm8994: Actively discharge VMID when not in use

Ensure we're in a known state when we restart.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index aa94ca1f6a9b..3a69ec0d5afd 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -838,6 +838,10 @@ static void vmid_dereference(struct snd_soc_codec *codec)
                                     WM8994_BIAS_ENA |
                                     WM8994_VMID_SEL_MASK, 0);
 
+                /* Discharge VMID */
+                snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
+                                    WM8994_VMID_DISCH, WM8994_VMID_DISCH);
+
                 /* Discharge line */
                 snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
                                     WM8994_LINEOUT1_DISCH |