From 83b6542533859d6ed6c95f8b869291e885eab5bd Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Tue, 14 Dec 2010 11:25:18 +0000 Subject: ASoC: Explicitly clear WM8993 ramp controls on power down This helps ensure that the ramp logic is reset when powering back up. Signed-off-by: Mark Brown Acked-by: Liam Girdwood --- sound/soc/codecs/wm8993.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'sound/soc/codecs/wm8993.c') diff --git a/sound/soc/codecs/wm8993.c b/sound/soc/codecs/wm8993.c index 77b1d441c3d0..15f34a26debf 100644 --- a/sound/soc/codecs/wm8993.c +++ b/sound/soc/codecs/wm8993.c @@ -1030,6 +1030,12 @@ static int wm8993_set_bias_level(struct snd_soc_codec *codec, WM8993_VMID_SEL_MASK | WM8993_BIAS_ENA, 0); + snd_soc_update_bits(codec, WM8993_ANTIPOP2, + WM8993_STARTUP_BIAS_ENA | + WM8993_VMID_BUF_ENA | + WM8993_VMID_RAMP_MASK | + WM8993_BIAS_SRC, 0); + #ifdef CONFIG_REGULATOR /* Post 2.6.34 we will be able to get a callback when * the regulators are disabled which we can use but -- cgit v1.2.3