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Commit 4e5d3f92 authored by Lars-Peter Clausen's avatar Lars-Peter Clausen Committed by Greg Kroah-Hartman
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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: default avatarLars-Peter Clausen <lars@metafoo.de>
Acked-by: default avatarJonathan Cameron <jic23@kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 39c58b60

drivers/staging/iio/dac/ad5446.c

+5 −15
Original line number Original line Diff line number Diff line
@@ -344,22 +344,12 @@ static int __devinit ad5446_probe(struct spi_device *spi) 
	indio_dev->channels = &st->chip_info->channel;

	indio_dev->channels = &st->chip_info->channel;

	indio_dev->num_channels = 1;

	indio_dev->num_channels = 1;





	switch (spi_get_device_id(spi)->driver_data) {

	if (st->chip_info->int_vref_mv)

	case ID_AD5620_2500:

	case ID_AD5620_1250:

	case ID_AD5640_2500:

	case ID_AD5640_1250:

	case ID_AD5660_2500:

	case ID_AD5660_1250:

		st->vref_mv = st->chip_info->int_vref_mv;

		st->vref_mv = st->chip_info->int_vref_mv;

		break;

	else if (voltage_uv)

	default:

		if (voltage_uv)

		st->vref_mv = voltage_uv / 1000;

		st->vref_mv = voltage_uv / 1000;

	else

	else

			dev_warn(&spi->dev,

		dev_warn(&spi->dev, "reference voltage unspecified\n");

				 "reference voltage unspecified\n");

	}





	ret = iio_device_register(indio_dev);

	ret = iio_device_register(indio_dev);

	if (ret)

	if (ret)