diff options
| author | Lars-Peter Clausen <lars@metafoo.de> | 2012-04-25 09:44:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-04-25 10:57:20 -0700 |
| commit | 4e5d3f92cfe79c928414ec497f04a831e5c63a83 (patch) | |
| tree | 6f9a0b995bcbd3f2109d33a5295cca1756089432 | |
| parent | 39c58b607948c731cc1b4c64a1f22f90f72684e2 (diff) | |
staging:iio:dac:ad5446: Do not check for individual chip ids in probe
Use the chip_info's int_vref_mv field to decide whether a certain chip has a
internal reference or not. There is no need to check for individual chip ids.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/iio/dac/ad5446.c | 20 |
1 files changed, 5 insertions, 15 deletions
diff --git a/drivers/staging/iio/dac/ad5446.c b/drivers/staging/iio/dac/ad5446.c index 2ce6b5be84e2..659d0834bb19 100644 --- a/drivers/staging/iio/dac/ad5446.c +++ b/drivers/staging/iio/dac/ad5446.c @@ -344,22 +344,12 @@ static int __devinit ad5446_probe(struct spi_device *spi) indio_dev->channels = &st->chip_info->channel; indio_dev->num_channels = 1; - switch (spi_get_device_id(spi)->driver_data) { - case ID_AD5620_2500: - case ID_AD5620_1250: - case ID_AD5640_2500: - case ID_AD5640_1250: - case ID_AD5660_2500: - case ID_AD5660_1250: + if (st->chip_info->int_vref_mv) st->vref_mv = st->chip_info->int_vref_mv; - break; - default: - if (voltage_uv) - st->vref_mv = voltage_uv / 1000; - else - dev_warn(&spi->dev, - "reference voltage unspecified\n"); - } + else if (voltage_uv) + st->vref_mv = voltage_uv / 1000; + else + dev_warn(&spi->dev, "reference voltage unspecified\n"); ret = iio_device_register(indio_dev); if (ret) |