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SubjectRe: [PATCH 2/2] dt-bindings: leds: document new "power-supply" property
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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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