path: root/dts/Bindings/leds/common.txt
diff options
Diffstat (limited to 'dts/Bindings/leds/common.txt')
1 files changed, 7 insertions, 0 deletions
diff --git a/dts/Bindings/leds/common.txt b/dts/Bindings/leds/common.txt
index 93ef6e6e43..696be57926 100644
--- a/dts/Bindings/leds/common.txt
+++ b/dts/Bindings/leds/common.txt
@@ -19,6 +19,13 @@ Optional properties for child nodes:
a device, i.e. no other LED class device can be assigned the same
+- default-state : The initial state of the LED. Valid values are "on", "off",
+ and "keep". If the LED is already on or off and the default-state property is
+ set the to same value, then no glitch should be produced where the LED
+ momentarily turns off (or on). The "keep" setting will keep the LED at
+ whatever its current state is, without producing a glitch. The default is
+ off if this property is not present.
- linux,default-trigger : This parameter, if present, is a
string defining the trigger assigned to the LED. Current triggers are:
"backlight" - LED will act as a back-light, controlled by the framebuffer