iio: light: tcs3472: fix ATIME register write

The integration time is controlled by the ATIME register only. However, this register is written by i2c_smbus_write_word_data() in write_raw(). We actually don't need to write a subsequent register. So just use i2c_smbus_write_byte_data() instead. Cc: Peter Meerwald <[email protected]> Cc: Jonathan Cameron <[email protected]> Signed-off-by: Akinobu Mita <[email protected]> Acked-by: Peter Meerwald-Stadler <[email protected]> Signed-off-by: Jonathan Cameron <[email protected]>
maraz · Jul 1, 2017 · 53d7d81 · 53d7d81
1 parent e5c2ce6
commit 53d7d81
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/drivers/iio/light/tcs3472.c b/drivers/iio/light/tcs3472.c
@@ -169,7 +169,7 @@ static int tcs3472_write_raw(struct iio_dev *indio_dev,
 		for (i = 0; i < 256; i++) {
 			if (val2 == (256 - i) * 2400) {
 				data->atime = i;
-				return i2c_smbus_write_word_data(
+				return i2c_smbus_write_byte_data(
 					data->client, TCS3472_ATIME,
 					data->atime);
 			}