linux-kernel - Re: [PATCH v2 1/2] dt: bindings: lm3601x: Introduce the lm3601x driver

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Date:   Tue, 8 May 2018 10:32:59 -0500
From:   "Andrew F. Davis" <afd@...com>
To:     Dan Murphy <dmurphy@...com>, <robh+dt@...nel.org>,
        <mark.rutland@....com>, <jacek.anaszewski@...il.com>,
        <pavel@....cz>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-leds@...r.kernel.org>
Subject: Re: [PATCH v2 1/2] dt: bindings: lm3601x: Introduce the lm3601x
 driver

On 05/08/2018 09:17 AM, Dan Murphy wrote:
> Introduce the device tree bindings for the lm3601x
> family of LED torch, flash and IR drivers.
> 
> Signed-off-by: Dan Murphy <dmurphy@...com>
> ---
> 
> v2 - No changes - https://patchwork.kernel.org/patch/10384587/
> 
>  .../devicetree/bindings/leds/leds-lm3601x.txt | 51 +++++++++++++++++++
>  1 file changed, 51 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/leds/leds-lm3601x.txt
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-lm3601x.txt b/Documentation/devicetree/bindings/leds/leds-lm3601x.txt
> new file mode 100644
> index 000000000000..38cdabf6ca7e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-lm3601x.txt
> @@ -0,0 +1,51 @@
> +* Texas Instruments - lm3601x Single-LED Flash Driver
> +
> +The LM3601X are ultra-small LED flash drivers that
> +provides a high level of adjustability.
> +
> +Required properties:
> +	- compatible : Can be one of the following
> +		"ti,lm3601x"


No wildcard compatibles, drop this.


> +		"ti,lm36010"
> +		"ti,lm36011"
> +	- reg : I2C slave address
> +	- #address-cells : 1
> +	- #size-cells : 0
> +
> +Required child properties:
> +	- reg : 0 - Indicates to support and register a torch interface
> +		1 - Indicates to support and register a strobe interface
> +		2 - Indicates to support and register an ir interface
> +
> +Optional child properties:
> +	- label : see Documentation/devicetree/bindings/leds/common.txt
> +


Relative path might work better here.


> +Example:
> +led-controller@64 {
> +	compatible = "ti,lm3601x";
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	reg = <0x64>;
> +
> +	led@0 {
> +		reg = <0>;
> +		label = "white:torch";
> +		led-max-microamp=<10000>;
> +	};
> +
> +	led@1 {
> +		reg = <1>;
> +		label = "white:strobe";
> +		flash-max-microamp=<10000>;
> +		flash-max-timeout-us=<800>;
> +	};
> +
> +	led@2 {
> +		reg = <2>;
> +		label = "invisible:ir";
> +	};
> +}
> +
> +For more product information please see the links below:
> +http://www.ti.com/product/LM36010
> +http://www.ti.com/product/LM36011
>