Messages in this thread Patch in this message | | | From | Charles Keepax <> | Subject | [PATCH RESEND 4/5] extcon: arizona: Add support for general purpose switch | Date | Wed, 9 Sep 2015 09:34:49 +0100 |
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The switch is typically used in conjunction with the MICDET clamp in order to suppress pops and clicks associated with jack insertion.
Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> --- drivers/extcon/extcon-arizona.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c index f372156..b48fb29 100644 --- a/drivers/extcon/extcon-arizona.c +++ b/drivers/extcon/extcon-arizona.c @@ -1216,6 +1216,8 @@ static int arizona_extcon_device_get_pdata(struct arizona *arizona) pdata->micd_software_compare = device_property_read_bool(arizona->dev, "wlf,micd-software-compare"); + device_property_read_u32(arizona->dev, "wlf,gpsw", &pdata->gpsw); + return 0; } @@ -1313,6 +1315,10 @@ static int arizona_extcon_probe(struct platform_device *pdev) info->micd_num_modes = ARRAY_SIZE(micd_default_modes); } + if (arizona->pdata.gpsw > 0) + regmap_update_bits(arizona->regmap, ARIZONA_GP_SWITCH_1, + ARIZONA_SW1_MODE_MASK, arizona->pdata.gpsw); + if (arizona->pdata.micd_pol_gpio > 0) { if (info->micd_modes[0].gpio) mode = GPIOF_OUT_INIT_HIGH; -- 1.7.2.5
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