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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-21 09:36:33 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-02-07 19:04:07 +0100
commit2e033db5ddf299de2ae568919d78b0258a5a6423 (patch)
treee5f156ede883eb09f6548792a84c2c81d0ecd46e /drivers/extcon
parentextcon: arizona: Remove duplicate rate configuration (diff)
downloadlinux-2e033db5ddf299de2ae568919d78b0258a5a6423.tar.xz
linux-2e033db5ddf299de2ae568919d78b0258a5a6423.zip
extcon: arizona: Support additional configuration of microphone detection
Allow systems to tune detection rate and debounce suitably for their mechanical parameters. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'drivers/extcon')
-rw-r--r--drivers/extcon/extcon-arizona.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index ab8b9c7359fb..d7e1047ad68e 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -907,6 +907,18 @@ static int arizona_extcon_probe(struct platform_device *pdev)
arizona->pdata.micd_bias_start_time
<< ARIZONA_MICD_BIAS_STARTTIME_SHIFT);
+ if (arizona->pdata.micd_rate)
+ regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
+ ARIZONA_MICD_RATE_MASK,
+ arizona->pdata.micd_rate
+ << ARIZONA_MICD_RATE_SHIFT);
+
+ if (arizona->pdata.micd_dbtime)
+ regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1,
+ ARIZONA_MICD_DBTIME_MASK,
+ arizona->pdata.micd_dbtime
+ << ARIZONA_MICD_DBTIME_SHIFT);
+
/*
* If we have a clamp use it, activating in conjunction with
* GPIO5 if that is connected for jack detect operation.