From: Greg KH <gre...@linuxfoundation.org>
3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Mark Brown <broo...@opensource.wolfsonmicro.com>
commit 9d40e5582c9c4cfb6977ba2a0ca9c2ed82c56f21 upstream.
Required for reliable power up from cold.
Signed-off-by: Mark Brown <broo...@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
sound/soc/codecs/wm8962.c | 3 +++
1 file changed, 3 insertions(+)
--- a/sound/soc/codecs/wm8962.c
+++ b/sound/soc/codecs/wm8962.c
@@ -2488,6 +2488,9 @@ static int wm8962_set_bias_level(struct
/* VMID 2*250k */
snd_soc_update_bits(codec, WM8962_PWR_MGMT_1,
WM8962_VMID_SEL_MASK, 0x100);
+
+ if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
+ msleep(100);
break;
case SND_SOC_BIAS_OFF:
--
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