ASoC: wm8994: Tune VMID power down sequence

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

diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index a7dfb6c..4d0ae9d 100644 (file)
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -939,16 +939,10 @@ static void vmid_dereference(struct snd_soc_codec *codec)
                                    WM8994_BIAS_SRC |
                                    WM8994_VMID_DISCH);
 
-               switch (wm8994->vmid_mode) {
-               case WM8994_VMID_FORCE:
-                       msleep(350);
-                       break;
-               default:
-                       break;
-               }
+               snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
+                                   WM8994_VMID_SEL_MASK, 0);
 
-               snd_soc_update_bits(codec, WM8994_ADDITIONAL_CONTROL,
-                                   WM8994_VROI, WM8994_VROI);
+               msleep(400);
 
                /* Active discharge */
                snd_soc_update_bits(codec, WM8994_ANTIPOP_1,
@@ -957,17 +951,12 @@ static void vmid_dereference(struct snd_soc_codec *codec)
                                    WM8994_LINEOUT1_DISCH |
                                    WM8994_LINEOUT2_DISCH);
 
-               msleep(150);
-
                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_3,
                                    WM8994_LINEOUT1N_ENA |
                                    WM8994_LINEOUT1P_ENA |
                                    WM8994_LINEOUT2N_ENA |
                                    WM8994_LINEOUT2P_ENA, 0);
 
-               snd_soc_update_bits(codec, WM8994_ADDITIONAL_CONTROL,
-                                   WM8994_VROI, 0);
-
                /* Switch off startup biases */
                snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
                                    WM8994_BIAS_SRC |
@@ -976,10 +965,7 @@ static void vmid_dereference(struct snd_soc_codec *codec)
                                    WM8994_VMID_RAMP_MASK, 0);
 
                snd_soc_update_bits(codec, WM8994_POWER_MANAGEMENT_1,
-                                   WM8994_BIAS_ENA | WM8994_VMID_SEL_MASK, 0);
-
-               snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
-                                   WM8994_VMID_RAMP_MASK, 0);
+                                   WM8994_VMID_SEL_MASK, 0);
        }
 
        pm_runtime_put(codec->dev);