From: Martin Kelly <martin@xxxxxxxxxxxxxxxx>
Add a comment clarifying better when to use <device_name> vs
<device_name>-magn in compatibility strings.
Signed-off-by: Martin Kelly <martin@xxxxxxxxxxxxxxxx>
---
drivers/iio/magnetometer/st_magn_spi.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/iio/magnetometer/st_magn_spi.c b/drivers/iio/magnetometer/st_magn_spi.c
index 7b7cd08fcc32..15bb09267098 100644
--- a/drivers/iio/magnetometer/st_magn_spi.c
+++ b/drivers/iio/magnetometer/st_magn_spi.c
@@ -23,6 +23,8 @@
* For new single-chip sensors use <device_name> as compatible string.
* For old single-chip devices keep <device_name>-magn to maintain
* compatibility
+ * For multi-chip devices, use <device_name>-magn to distinguish which
+ * capability is being used
*/
static const struct of_device_id st_magn_of_match[] = {
{
--
2.11.0
