extcon: arizona: Allow pull to be disabled on GPIO5 when used for JACKET

In some designs an external pull won't be needed.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 95748d3cbc4e..132bc99fdc06 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -986,6 +986,7 @@ static int arizona_extcon_probe(struct platform_device *pdev)
         struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
         struct arizona_pdata *pdata;
         struct arizona_extcon_info *info;
+        unsigned int val;
         int jack_irq_fall, jack_irq_rise;
         int ret, mode, i, j;
 
@@ -1172,9 +1173,13 @@ static int arizona_extcon_probe(struct platform_device *pdev)
          */
         if (info->micd_clamp) {
                 if (arizona->pdata.jd_gpio5) {
-                        /* Put the GPIO into input mode */
+                        /* Put the GPIO into input mode with optional pull */
+                        val = 0xc101;
+                        if (arizona->pdata.jd_gpio5_nopull)
+                                val &= ~ARIZONA_GPN_PU;
+
                         regmap_write(arizona->regmap, ARIZONA_GPIO5_CTRL,
-                                     0xc101);
+                                     val);
 
                         regmap_update_bits(arizona->regmap,
                                            ARIZONA_MICD_CLAMP_CONTROL,