Messages in this thread | | | Subject | Re: [PATCH 2/2] dt-bindings: leds: document new "power-supply" property | From | Dan Murphy <> | Date | Fri, 12 Jul 2019 13:38:10 -0500 |
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JJ
On 7/8/19 5:35 AM, Jean-Jacques Hiblot wrote: > Most of the LEDs are powered by a voltage/current regulator. describing in > the device-tree makes it possible for the LED core to enable/disable it > when needed.
This should be patch 1.
> Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> > --- > Documentation/devicetree/bindings/leds/common.txt | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt > index 70876ac11367..e093a2b7eb90 100644 > --- a/Documentation/devicetree/bindings/leds/common.txt > +++ b/Documentation/devicetree/bindings/leds/common.txt > @@ -61,6 +61,11 @@ Optional properties for child nodes: > - panic-indicator : This property specifies that the LED should be used, > if at all possible, as a panic indicator. > > +- power-supply : A voltage/current regulator used to to power the LED. When a > + LED is turned off, the LED core disable its regulator. The > + same regulator can power many LED (or other) devices. It is > + turned off only when all of its users disabled it. > + > - trigger-sources : List of devices which should be used as a source triggering > this LED activity. Some LEDs can be related to a specific > device and should somehow indicate its state. E.g. USB 2.0
Do you have an example update?
Dan
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