diff options
| -rw-r--r-- | drivers/iio/adc/ad7923.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index 502253f53d96..9d6bf6d0927a 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -8,6 +8,7 @@ #include <linux/device.h> #include <linux/kernel.h> +#include <linux/property.h> #include <linux/slab.h> #include <linux/sysfs.h> #include <linux/spi/spi.h> @@ -300,6 +301,7 @@ static void ad7923_regulator_disable(void *data) static int ad7923_probe(struct spi_device *spi) { + u32 ad7923_range = AD7923_RANGE; struct ad7923_state *st; struct iio_dev *indio_dev; const struct ad7923_chip_info *info; @@ -311,8 +313,11 @@ static int ad7923_probe(struct spi_device *spi) st = iio_priv(indio_dev); + if (device_property_read_bool(&spi->dev, "adi,range-double")) + ad7923_range = 0; + st->spi = spi; - st->settings = AD7923_CODING | AD7923_RANGE | + st->settings = AD7923_CODING | ad7923_range | AD7923_PM_MODE_WRITE(AD7923_PM_MODE_OPS); info = &ad7923_chip_info[spi_get_device_id(spi)->driver_data]; |