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ASoC: wm_hubs: Allow configuration of MICBIAS power up delay via pdata

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Sometimes the analogue circuitry connected to the microphone needs some
time to settle after power up. Allow systems to configure this delay in
the platform data, the driver will then insert the required delay during
power up of paths that involve the microphone.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown
2012-08-21 17:54:52 +01:00
parent 20bac1f3f4
commit 02e7947699
6 changed files with 47 additions and 4 deletions
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2
sound/soc/codecs/wm8993.c
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@@ -1520,6 +1520,8 @@ static int wm8993_probe(struct snd_soc_codec *codec)
wm8993->pdata.lineout2fb,
wm8993->pdata.jd_scthr,
wm8993->pdata.jd_thr,
wm8993->pdata.micbias1_delay,
wm8993->pdata.micbias2_delay,
wm8993->pdata.micbias1_lvl,
wm8993->pdata.micbias2_lvl);