On Wed, Oct 30, 2019 at 02:31:21PM +0530, Manivannan Sadhasivam wrote: > This commit documents the LED triggers used commonly in the SoCs. Not > all triggers are documented as some of them are very application specific. > Most of the triggers documented here are currently used in devicetrees > of many SoCs. I guess it's worth documenting these, but you plan to use 'function' instead, right? > > Cc: Jacek Anaszewski <jacek.anaszewski@xxxxxxxxx> > Cc: Pavel Machek <pavel@xxxxxx> > Cc: Dan Murphy <dmurphy@xxxxxx> > Cc: linux-leds@xxxxxxxxxxxxxxx > Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx> > --- > .../devicetree/bindings/leds/common.txt | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) Acked-by: Rob Herring <robh@xxxxxxxxxx> > > diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt > index 9fa6f9795d50..2a6806161590 100644 > --- a/Documentation/devicetree/bindings/leds/common.txt > +++ b/Documentation/devicetree/bindings/leds/common.txt > @@ -55,6 +55,23 @@ Optional properties for child nodes: > "timer" - LED flashes at a fixed, configurable rate > "pattern" - LED alters the brightness for the specified duration with one > software timer (requires "led-pattern" property) > + "mmc[N]" - LED indicates [N]th MMC storage activity > + "flash" - LED indicates camera flash state > + "torch" - LED indicates camera torch state > + "audio-mute" - LED indicates audio mute state > + "audio-micmute" - LED indicates mic mute state > + "bluetooth-power" - LED indicates bluetooth power state > + "usb-gadget" - LED indicates USB gadget activity > + "usb-host" - LED indicates USB host activity > + "mtd" - LED indicates MTD memory activity > + "nand-disk" - LED indicates NAND memory activity (deprecated), > + in new implementations use "mtd" > + "disk-read" - LED indicates disk read activity > + "disk-write" - LED indicates disk write activity > + "none" - No trigger assigned to the LED. This is the default mode > + if trigger is absent > + "cpu" - LED indicates activity of all CPUs > + "cpu[N]" - LED indicates activity of [N]th CPU > > - led-pattern : Array of integers with default pattern for certain triggers. > Each trigger may parse this property differently: > -- > 2.17.1 >
