diff --git a/drivers/staging/iio/sysfs.h b/drivers/staging/iio/sysfs.h
index dd79b5844212..203ee83f9922 100644
--- a/drivers/staging/iio/sysfs.h
+++ b/drivers/staging/iio/sysfs.h
@@ -18,13 +18,11 @@
  * struct iio_dev_attr - iio specific device attribute
  * @dev_attr:	underlying device attribute
  * @address:	associated register address
- * @val2:	secondary attribute value
  * @l:		list head for maintaining list of dynamically created attrs.
  */
 struct iio_dev_attr {
 	struct device_attribute dev_attr;
 	int address;
-	int val2;
 	struct list_head l;
 	struct iio_chan_spec const *c;
 };
@@ -64,10 +62,6 @@ struct iio_const_attr {
 	struct iio_dev_attr iio_dev_attr_##_vname			\
 	= IIO_ATTR(_name, _mode, _show, _store, _addr)
 
-#define IIO_DEVICE_ATTR_2(_name, _mode, _show, _store, _addr, _val2)	\
-	struct iio_dev_attr iio_dev_attr_##_name			\
-	= IIO_ATTR_2(_name, _mode, _show, _store, _addr, _val2)
-
 #define IIO_CONST_ATTR(_name, _string)					\
 	struct iio_const_attr iio_const_attr_##_name			\
 	= { .string = _string,						\