diff options
Diffstat (limited to 'Documentation/devicetree/bindings/gpio')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/led.txt | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/Documentation/devicetree/bindings/gpio/led.txt b/Documentation/devicetree/bindings/gpio/led.txt index edc83c1c0d54..df1b3080f6b8 100644 --- a/Documentation/devicetree/bindings/gpio/led.txt +++ b/Documentation/devicetree/bindings/gpio/led.txt | |||
@@ -10,16 +10,10 @@ LED sub-node properties: | |||
10 | - gpios : Should specify the LED's GPIO, see "gpios property" in | 10 | - gpios : Should specify the LED's GPIO, see "gpios property" in |
11 | Documentation/devicetree/bindings/gpio/gpio.txt. Active low LEDs should be | 11 | Documentation/devicetree/bindings/gpio/gpio.txt. Active low LEDs should be |
12 | indicated using flags in the GPIO specifier. | 12 | indicated using flags in the GPIO specifier. |
13 | - label : (optional) The label for this LED. If omitted, the label is | 13 | - label : (optional) |
14 | taken from the node name (excluding the unit address). | 14 | see Documentation/devicetree/bindings/leds/common.txt |
15 | - linux,default-trigger : (optional) This parameter, if present, is a | 15 | - linux,default-trigger : (optional) |
16 | string defining the trigger assigned to the LED. Current triggers are: | 16 | see Documentation/devicetree/bindings/leds/common.txt |
17 | "backlight" - LED will act as a back-light, controlled by the framebuffer | ||
18 | system | ||
19 | "default-on" - LED will turn on, but see "default-state" below | ||
20 | "heartbeat" - LED "double" flashes at a load average based rate | ||
21 | "ide-disk" - LED indicates disk activity | ||
22 | "timer" - LED flashes at a fixed, configurable rate | ||
23 | - default-state: (optional) The initial state of the LED. Valid | 17 | - default-state: (optional) The initial state of the LED. Valid |
24 | values are "on", "off", and "keep". If the LED is already on or off | 18 | values are "on", "off", and "keep". If the LED is already on or off |
25 | and the default-state property is set the to same value, then no | 19 | and the default-state property is set the to same value, then no |