iio: move 3-wire spi initialization to st_sensors_spi

Some devices need to be configured with special bit in order to
use spi 3-wire. This was done during device identification phase.
Instead, let's move this part as spi specific.
Doing this the check_device_support function becomes a simple
device id check, so let's rename it.

Signed-off-by: Denis Ciocca <denis.ciocca@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Denis Ciocca
2019-07-18 15:53:52 -07:00
committed by Jonathan Cameron
parent 570c2c55ef
commit 1ecd245e0e
12 changed files with 97 additions and 71 deletions

View File

@@ -124,7 +124,9 @@ static int st_accel_spi_probe(struct spi_device *spi)
adata = iio_priv(indio_dev);
adata->sensor_settings = (struct st_sensor_settings *)settings;
st_sensors_spi_configure(indio_dev, spi, adata);
err = st_sensors_spi_configure(indio_dev, spi);
if (err < 0)
return err;
err = st_accel_common_probe(indio_dev);
if (err < 0)