From f95be9d6162adf1dba3f85060e24d14744bfaeb2 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 22 Aug 2012 17:25:37 +0100 Subject: [PATCH] ASoC: wm8994: Tune VMID power down sequence Signed-off-by: Mark Brown --- sound/soc/codecs/wm8994.c | 22 ++++------------------ 1 file changed, 4 insertions(+), 18 deletions(-) diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index a7dfb6cbafdf..4d0ae9dcbc57 100644 --- 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); -- 2.20.1