diff options
author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-12-11 08:35:29 +0900 |
---|---|---|
committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2012-12-17 19:58:44 +0900 |
commit | 1ad9c8e168614ea22f32baab71af2d0fa8d3b769 (patch) | |
tree | 3e25e0529b6659f6dc28e620501206c3b6e9fa02 | |
parent | b28b048914bbdc0fd2442414d50db199b5522848 (diff) | |
download | extcon-for-next.tar.gz |
extcon: arizona: Allow configuration of MICBIAS rise timefor-next
Allow configuration of the rise time for MICBIAS via platform data, the
delay required depends on things like the external component selection.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Acked-by: Myungjoo Ham <myungjoo.ham@samsung.com>
-rw-r--r-- | drivers/extcon/extcon-arizona.c | 6 | ||||
-rw-r--r-- | include/linux/mfd/arizona/pdata.h | 3 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index 67aecf8e96083..4e0a43f83ff8f 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -417,6 +417,12 @@ static int __devinit arizona_extcon_probe(struct platform_device *pdev) } } + if (arizona->pdata.micd_bias_start_time) + regmap_update_bits(arizona->regmap, ARIZONA_MIC_DETECT_1, + ARIZONA_MICD_BIAS_STARTTIME_MASK, + arizona->pdata.micd_bias_start_time + << ARIZONA_MICD_BIAS_STARTTIME_SHIFT); + arizona_extcon_set_mode(info, 0); info->input = input_allocate_device(); diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h index 7ab442905a57b..e8c785c7241bf 100644 --- a/include/linux/mfd/arizona/pdata.h +++ b/include/linux/mfd/arizona/pdata.h @@ -96,6 +96,9 @@ struct arizona_pdata { /** GPIO for mic detection polarity */ int micd_pol_gpio; + /** Mic detect ramp rate */ + int micd_bias_start_time; + /** Headset polarity configurations */ struct arizona_micd_config *micd_configs; int num_micd_configs; |