Commit db033831 authored Oct 11, 2019 by Miquel Raynal Committed by Jonathan Cameron Oct 15, 2019

iio: adc: max1027: Reset the device at probe time



All the registers are configured by the driver, let's reset the chip
at probe time, avoiding any conflict with a possible earlier
configuration.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

parent ffae1067

drivers/iio/adc/max1027.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -466,6 +466,14 @@ static int max1027_probe(struct spi_device *spi)
		}
		}

		/* Internal reset */
		st->reg = MAX1027_RST_REG;
		ret = spi_write(st->spi, &st->reg, 1);
		if (ret < 0) {
		dev_err(&indio_dev->dev, "Failed to reset the ADC\n");
		return ret;
		}

		/* Disable averaging */
		st->reg = MAX1027_AVG_REG;
		ret = spi_write(st->spi, &st->reg, 1);

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