tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1Common leds properties.
2
3Optional properties for child nodes:
4- label : The label for this LED. If omitted, the label is
5 taken from the node name (excluding the unit address).
6
7- linux,default-trigger : This parameter, if present, is a
8 string defining the trigger assigned to the LED. Current triggers are:
9 "backlight" - LED will act as a back-light, controlled by the framebuffer
10 system
11 "default-on" - LED will turn on (but for leds-gpio see "default-state"
12 property in Documentation/devicetree/bindings/gpio/led.txt)
13 "heartbeat" - LED "double" flashes at a load average based rate
14 "ide-disk" - LED indicates disk activity
15 "timer" - LED flashes at a fixed, configurable rate
16
17Examples:
18
19system-status {
20 label = "Status";
21 linux,default-trigger = "heartbeat";
22 ...
23};