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extcon: arizona: Make mic detection timeout configurable

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Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2013-04-01 19:25:55 +01:00
parent cd59e79656
commit 7abd4e2a8f
2 changed files with 13 additions and 3 deletions
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13
drivers/extcon/extcon-arizona.c
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@ -42,7 +42,7 @@
#define ARIZONA_HPDET_MAX 10000
#define HPDET_DEBOUNCE 500
#define MICD_TIMEOUT 2000
#define DEFAULT_MICD_TIMEOUT 2000
struct arizona_extcon_info {
struct device *dev;
@ -60,6 +60,8 @@ struct arizona_extcon_info {
const struct arizona_micd_range *micd_ranges;
int num_micd_ranges;
int micd_timeout;
bool micd_reva;
bool micd_clamp;
@ -889,7 +891,7 @@ static void arizona_micd_detect(struct work_struct *work)
handled:
if (info->detecting)
schedule_delayed_work(&info->micd_timeout_work,
msecs_to_jiffies(MICD_TIMEOUT));
msecs_to_jiffies(info->micd_timeout));
pm_runtime_mark_last_busy(info->dev);
mutex_unlock(&info->lock);
@ -970,7 +972,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
if (cancelled_mic)
schedule_delayed_work(&info->micd_timeout_work,
msecs_to_jiffies(MICD_TIMEOUT));
msecs_to_jiffies(info->micd_timeout));
goto out;
}
@ -1027,6 +1029,11 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
ARIZONA_MICD_CLAMP_DB | ARIZONA_JD1_DB);
}
if (arizona->pdata.micd_timeout)
info->micd_timeout = arizona->pdata.micd_timeout;
else
info->micd_timeout = DEFAULT_MICD_TIMEOUT;
/* Clear trig_sts to make sure DCVDD is not forced up */
regmap_write(arizona->regmap, ARIZONA_AOD_WKUP_AND_TRIG,
ARIZONA_MICD_CLAMP_FALL_TRIG_STS |

3
include/linux/mfd/arizona/pdata.h
View file

@ -149,6 +149,9 @@ struct arizona_pdata {
/** Mic detect debounce level */
int micd_dbtime;
/** Mic detect timeout (ms) */
int micd_timeout;
/** Force MICBIAS on for mic detect */
bool micd_force_micbias;