|author||Sascha Hauer <firstname.lastname@example.org>||2017-10-06 06:12:41 +0200|
|committer||Sascha Hauer <email@example.com>||2017-10-06 06:12:41 +0200|
dts: update to v4.14-rc1
Signed-off-by: Sascha Hauer <firstname.lastname@example.org>
Diffstat (limited to 'dts/Bindings/iio/imu')
1 files changed, 8 insertions, 0 deletions
diff --git a/dts/Bindings/iio/imu/st_lsm6dsx.txt b/dts/Bindings/iio/imu/st_lsm6dsx.txt
index 6f28ff5..1ff1af7 100644
@@ -11,6 +11,14 @@ Required properties:
- st,drdy-int-pin: the pin on the package that will be used to signal
"data ready" (valid values: 1 or 2).
+- drive-open-drain: the interrupt/data ready line will be configured
+ as open drain, which is useful if several sensors share the same
+ interrupt line. This is a boolean property.
+ (This binding is taken from pinctrl/pinctrl-bindings.txt)
+ If the requested interrupt is configured as IRQ_TYPE_LEVEL_HIGH or
+ IRQ_TYPE_EDGE_RISING a pull-down resistor is needed to drive the line
+ when it is not active, whereas a pull-up one is needed when interrupt
+ line is configured as IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_EDGE_FALLING.
- interrupt-parent: should be the phandle for the interrupt controller
- interrupts: interrupt mapping for IRQ. It should be configured with
flags IRQ_TYPE_LEVEL_HIGH, IRQ_TYPE_EDGE_RISING, IRQ_TYPE_LEVEL_LOW or