sensor: adjust step detector threshold for pedometer accuracy

Change-Id: Iee7e73c8a65407f9740f8bf002202a35f4604c7b
Tracked-On: https://jira.ndg.intel.com/browse/MARVIN-1326
Signed-off-by: Like Yan <like.yan@intel.com>
Reviewed-on: https://android.intel.com/462207
Reviewed-by: Korpershoek, MattijsX <mattijsx.korpershoek@intel.com>
Reviewed-by: Tasayco Loarte, VictorX <victorx.tasayco.loarte@intel.com>
diff --git a/drivers/iio/imu/st_lsm6ds3/st_lsm6ds3_core.c b/drivers/iio/imu/st_lsm6ds3/st_lsm6ds3_core.c
index 37b42c8..cebd3a8 100644
--- a/drivers/iio/imu/st_lsm6ds3/st_lsm6ds3_core.c
+++ b/drivers/iio/imu/st_lsm6ds3/st_lsm6ds3_core.c
@@ -184,7 +184,7 @@
 #define ST_LSM6DS3_STEP_COUNTER_DURATION_ADDR	0x15
 
 #define	ST_LSM6DS3_STEP_COUNTER_THS_MIN_MASK		0x1f
-#define	ST_LSM6DS3_STEP_COUNTER_THS_MIN_DEF_VAL		0x0e
+#define	ST_LSM6DS3_STEP_COUNTER_THS_MIN_DEF_VAL		0x19
 #define	ST_LSM6DS3_STEP_COUNTER_PEDO_THS_ADDR		0x0f
 #define	ST_LSM6DS3_STEP_COUNTER_DEB_STEP_MASK		0x07
 #define	ST_LSM6DS3_STEP_COUNTER_DEB_STEP_DEF_VAL	0x07