iio: magnetometer: st_magn: add SPI-3wire support to LIS3MDL

Add SPI Serial Interface Mode (SIM) register information to
LIS3MDL magn sensor

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Lorenzo Bianconi 2017-09-17 17:20:46 +02:00 • committed by Jonathan Cameron
commit 9915c19056