extcon: arizona: Add device binding for the general purpose switch

The switch is generally used in conjunction with the MICDET clamp to
suppress pops and clicks associated with jack insertion. This patch adds
a binding that allows the user to select the mode of operation for this
switch.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>

diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index af3afeeb6673fc4a5fc453eed02bcceddc689295..493da5bc998973625f5e1167f5112b3ff9c5fd40 100644 (file)
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -1239,6 +1239,8 @@ 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;
 }