[PATCH v5 1/2] staging: iio: accel: adis16240: enforce SPI mode on probe function

[Rodrigo Carvalho]

According to the datasheet, this driver supports only SPI mode 3,
so we should enforce it and call spi_setup() on probe function.

Signed-off-by: Rodrigo Ribeiro Carvalho <rodrigorsdc@xxxxxxxxx>
---
V5:
  - Add this patch to the patchset

 drivers/staging/iio/accel/adis16240.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c
index 82099db4bf0c..77b6b81767b9 100644
--- a/drivers/staging/iio/accel/adis16240.c
+++ b/drivers/staging/iio/accel/adis16240.c
@@ -400,6 +400,13 @@ static int adis16240_probe(struct spi_device *spi)
 	indio_dev->num_channels = ARRAY_SIZE(adis16240_channels);
 	indio_dev->modes = INDIO_DIRECT_MODE;
 
+	spi->mode = SPI_MODE_3;
+	ret = spi_setup(spi);
+	if (ret) {
+		dev_err(&spi->dev, "spi_setup failed!\n");
+		return ret;
+	}
+
 	ret = adis_init(st, indio_dev, spi, &adis16240_data);
 	if (ret)
 		return ret;
-- 
2.24.0