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[2/4] devicetree: Update led binding

Message ID 20190701151423.30768-3-jjhiblot@ti.com (mailing list archive)
State New, archived
Headers show
Series Add a generic driver for LED-based backlight | expand

Commit Message

Jean-Jacques Hiblot July 1, 2019, 3:14 p.m. UTC
Update the led binding to describe the possibility to add a "compatible"
option to create a child-device, user of the LED.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Cc: devicetree@vger.kernel.org
---
 Documentation/devicetree/bindings/leds/common.txt | 3 +++
 1 file changed, 3 insertions(+)

Comments

Dan Murphy July 1, 2019, 3:20 p.m. UTC | #1
JJ

On 7/1/19 10:14 AM, Jean-Jacques Hiblot wrote:
> Update the led binding to describe the possibility to add a "compatible"
> option to create a child-device, user of the LED.
>
> Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
> Cc: devicetree@vger.kernel.org
> ---
>   Documentation/devicetree/bindings/leds/common.txt | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt
> index 70876ac11367..2f7882528d97 100644
> --- a/Documentation/devicetree/bindings/leds/common.txt
> +++ b/Documentation/devicetree/bindings/leds/common.txt
> @@ -11,6 +11,9 @@ have to be tightly coupled with the LED device binding. They are represented
>   by child nodes of the parent LED device binding.
>   
>   Optional properties for child nodes:
> +- compatible : driver name for a child-device. This child-device is the user
> +               of the LED. It is created when the LED is registered and
> +	       destroyed when the LED is unregistered.

Can you update the example to show usage?

Dan


>   - led-sources : List of device current outputs the LED is connected to. The
>   		outputs are identified by the numbers that must be defined
>   		in the LED device binding documentation.
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Patch

diff --git a/Documentation/devicetree/bindings/leds/common.txt b/Documentation/devicetree/bindings/leds/common.txt
index 70876ac11367..2f7882528d97 100644
--- a/Documentation/devicetree/bindings/leds/common.txt
+++ b/Documentation/devicetree/bindings/leds/common.txt
@@ -11,6 +11,9 @@  have to be tightly coupled with the LED device binding. They are represented
 by child nodes of the parent LED device binding.
 
 Optional properties for child nodes:
+- compatible : driver name for a child-device. This child-device is the user
+               of the LED. It is created when the LED is registered and
+	       destroyed when the LED is unregistered.
 - led-sources : List of device current outputs the LED is connected to. The
 		outputs are identified by the numbers that must be defined
 		in the LED device binding documentation.