diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/iio/adc/ad7780.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/staging/iio/adc/ad7780.c b/drivers/staging/iio/adc/ad7780.c index aa0521a309db..c4a85789c2db 100644 --- a/drivers/staging/iio/adc/ad7780.c +++ b/drivers/staging/iio/adc/ad7780.c @@ -51,7 +51,6 @@ struct ad7780_state { struct regulator *reg; struct gpio_desc *powerdown_gpio; unsigned int gain; - u16 int_vref_mv; struct ad_sigma_delta sd; }; @@ -180,7 +179,7 @@ static int ad7780_probe(struct spi_device *spi) { struct ad7780_state *st; struct iio_dev *indio_dev; - int ret, voltage_uv = 0; + int ret; indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (!indio_dev) @@ -200,16 +199,10 @@ static int ad7780_probe(struct spi_device *spi) dev_err(&spi->dev, "Failed to enable specified AVdd supply\n"); return ret; } - voltage_uv = regulator_get_voltage(st->reg); st->chip_info = &ad7780_chip_info_tbl[spi_get_device_id(spi)->driver_data]; - if (voltage_uv) - st->int_vref_mv = voltage_uv / 1000; - else - dev_warn(&spi->dev, "Reference voltage unspecified\n"); - spi_set_drvdata(spi, indio_dev); indio_dev->dev.parent = &spi->dev; |