staging:iio:ad7291 remove double define

Remove second instance of definition of AD7291_BITS.

Signed-off-by: Hartmut Knaack <knaack.h@gmx.de>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/staging/iio/adc/ad7291.c b/drivers/staging/iio/adc/ad7291.c
index 357cef2a6f4c5c958a61939c0e644a361676a585..e6ef35c24061d79282d4f0602a7aaf44ee99aa86 100644 (file)
--- a/drivers/staging/iio/adc/ad7291.c
+++ b/drivers/staging/iio/adc/ad7291.c
@@ -73,8 +73,6 @@
 #define AD7291_T_VALUE_FLOAT_OFFSET    2
 #define AD7291_T_VALUE_FLOAT_MASK      0x2
 
-#define AD7291_BITS                    12
-
 struct ad7291_chip_info {
        struct i2c_client       *client;
        struct regulator        *reg;