linux-kernel - Re: [PATCH v6 4/6] dt: bindings: lp8860: Update the bindings to the standard

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Message-ID: <7a1f392c-9e2c-0a47-c10b-a2330228f52f@gmail.com>
Date:   Sun, 3 Dec 2017 14:49:47 +0100
From:   Jacek Anaszewski <jacek.anaszewski@...il.com>
To:     Dan Murphy <dmurphy@...com>, rpurdie@...ys.net, pavel@....cz
Cc:     linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 4/6] dt: bindings: lp8860: Update the bindings to the
 standard

Hi Dan,

Thanks for the patch.

On 12/01/2017 05:56 PM, Dan Murphy wrote:
> Update the lp8860 dt binding to the LED standard where
> the LED should have a child node and also adding a
> LED trigger entry.
> 
> Signed-off-by: Dan Murphy <dmurphy@...com>
> ---
> 
> v6 - New patch to fix binding documentation
> 
>  Documentation/devicetree/bindings/leds/leds-lp8860.txt | 15 +++++++++++----
>  1 file changed, 11 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-lp8860.txt b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> index aad38dd94d4b..4cf396de6eba 100644
> --- a/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> +++ b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> @@ -12,17 +12,24 @@ Required properties:
>  	- label - Used for naming LEDs
>  
>  Optional properties:
> -	- enable-gpio - gpio pin to enable/disable the device.
> -	- supply - "vled" - LED supply
> +	- enable-gpios : gpio pin to enable/disable the device.
> +	- vled-supply : LED supply
> +	- label : see Documentation/devicetree/bindings/leds/common.txt
> +	- linux,default-trigger : (optional)
> +	   see Documentation/devicetree/bindings/leds/common.txt

Related driver doesn't parse this DT property AFAICS.

>  Example:
>  
> -leds: leds@6 {
> +lp8860@2d {
>  	compatible = "ti,lp8860";
>  	reg = <0x2d>;
> -	label = "display_cluster";
>  	enable-gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>;

s/gpio/gpios/

>  	vled-supply = <&vbatt>;
> +
> +	backlight: backlight@0 {
> +		label = "backlight_cluster";
> +		linux,default-trigger = "backlight";
> +	};
>  }
>  
>  For more product information please see the link below:
> 

-- 
Best regards,
Jacek Anaszewski