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-rw-r--r--include/linux/iio/common/st_sensors.h6
-rw-r--r--include/linux/platform_data/st_sensors_pdata.h2
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/iio/common/st_sensors.h b/include/linux/iio/common/st_sensors.h
index d8da075b..d029ffa 100644
--- a/include/linux/iio/common/st_sensors.h
+++ b/include/linux/iio/common/st_sensors.h
@@ -122,6 +122,8 @@ struct st_sensor_bdu {
* @mask_int2: mask to enable/disable IRQ on INT2 pin.
* @addr_ihl: address to enable/disable active low on the INT lines.
* @mask_ihl: mask to enable/disable active low on the INT lines.
+ * @addr_od: address to enable/disable Open Drain on the INT lines.
+ * @mask_od: mask to enable/disable Open Drain on the INT lines.
* @addr_stat_drdy: address to read status of DRDY (data ready) interrupt
* struct ig1 - represents the Interrupt Generator 1 of sensors.
* @en_addr: address of the enable ig1 register.
@@ -133,6 +135,8 @@ struct st_sensor_data_ready_irq {
u8 mask_int2;
u8 addr_ihl;
u8 mask_ihl;
+ u8 addr_od;
+ u8 mask_od;
u8 addr_stat_drdy;
struct {
u8 en_addr;
@@ -215,6 +219,7 @@ struct st_sensor_settings {
* @odr: Output data rate of the sensor [Hz].
* num_data_channels: Number of data channels used in buffer.
* @drdy_int_pin: Redirect DRDY on pin 1 (1) or pin 2 (2).
+ * @int_pin_open_drain: Set the interrupt/DRDY to open drain.
* @get_irq_data_ready: Function to get the IRQ used for data ready signal.
* @tf: Transfer function structure used by I/O operations.
* @tb: Transfer buffers and mutex used by I/O operations.
@@ -236,6 +241,7 @@ struct st_sensor_data {
unsigned int num_data_channels;
u8 drdy_int_pin;
+ bool int_pin_open_drain;
unsigned int (*get_irq_data_ready) (struct iio_dev *indio_dev);
diff --git a/include/linux/platform_data/st_sensors_pdata.h b/include/linux/platform_data/st_sensors_pdata.h
index 7538391..79b0e4c 100644
--- a/include/linux/platform_data/st_sensors_pdata.h
+++ b/include/linux/platform_data/st_sensors_pdata.h
@@ -16,9 +16,11 @@
* @drdy_int_pin: Redirect DRDY on pin 1 (1) or pin 2 (2).
* Available only for accelerometer and pressure sensors.
* Accelerometer DRDY on LSM330 available only on pin 1 (see datasheet).
+ * @open_drain: set the interrupt line to be open drain if possible.
*/
struct st_sensors_platform_data {
u8 drdy_int_pin;
+ bool open_drain;
};
#endif /* ST_SENSORS_PDATA_H */
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