staging:iio:adc:ad7291: fix channel mapping

ideally in_voltageX_raw should map to AD7291 VINX.

Signed-off-by: Michael Hennerich <michael.hennerich@analog.com>
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Michael Hennerich 2011-09-02 17:25:36 +01:00 committed by Greg Kroah-Hartman
parent 1067291a23
commit e70ab21849

View file

@ -435,7 +435,7 @@ static int ad7291_read_raw(struct iio_dev *indio_dev,
}
/* Enable this channel alone */
regval = chip->command & (~AD7291_VOLTAGE_MASK);
regval |= 1 << (chan->channel + 8);
regval |= 1 << (15 - chan->channel);
ret = ad7291_i2c_write(chip, AD7291_COMMAND, regval);
if (ret < 0) {
mutex_unlock(&chip->state_lock);