linux-kernel - Re: [PATCH 05/13] dt-bindings: leds: add DT bindings for max77650

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Date:   Sun, 20 Jan 2019 17:28:14 +0100
From:   Jacek Anaszewski <jacek.anaszewski@...il.com>
To:     Bartosz Golaszewski <brgl@...ev.pl>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Pavel Machek <pavel@....cz>, Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-input@...r.kernel.org,
        linux-leds@...r.kernel.org, linux-pm@...r.kernel.org,
        Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: Re: [PATCH 05/13] dt-bindings: leds: add DT bindings for max77650

Hi Bartosz,

Thank you for the patch.

On 1/18/19 2:42 PM, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bgolaszewski@...libre.com>
> 
> Add the DT binding document for the LEDs module of max77650.
> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
> ---
>   .../bindings/leds/leds-max77650.txt           | 57 +++++++++++++++++++
>   1 file changed, 57 insertions(+)
>   create mode 100644 Documentation/devicetree/bindings/leds/leds-max77650.txt
> 
> diff --git a/Documentation/devicetree/bindings/leds/leds-max77650.txt b/Documentation/devicetree/bindings/leds/leds-max77650.txt
> new file mode 100644
> index 000000000000..822b8893bc20
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-max77650.txt
> @@ -0,0 +1,57 @@
> +LED driver for MAX77650 PMIC from Maxim Integrated.
> +
> +This module is part of the MAX77650 MFD device. For more details
> +see Documentation/devicetree/bindings/mfd/max77650.txt.
> +
> +The LED controller is represented as a sub-node of the PMIC node on
> +the device tree.
> +
> +This device has three current sinks.
> +
> +Required properties:
> +--------------------
> +- compatible:		Must be "maxim,max77650-leds"
> +- #address-cells:	Must be <1>.
> +- #size-cells:		Must be <0>.
> +
> +Each LED is represented as a sub-node of the LED-controller node. Up to
> +three sub-nodes can be defined.
> +
> +Required properties of the sub-node:
> +------------------------------------
> +
> +- reg:			Must be <0>, <1> or <2>.
> +
> +Optional properties of the sub-node:
> +------------------------------------
> +
> +- label:		See Documentation/devicetree/bindings/leds/common.txt
> +- linux,default-trigger: See Documentation/devicetree/bindings/leds/common.txt
> +
> +For more details, please refer to the generic GPIO DT binding document
> +<devicetree/bindings/gpio/gpio.txt>.
> +
> +Example:
> +--------
> +
> +	leds {
> +		compatible = "maxim,max77650-leds";
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		led0 {

s/led0/led@0/

> +			reg = <0>;
> +			label = "max77650:blue:usr0";
> +		};
> +
> +		led1 {

s/led1/led@1/

> +			reg = <1>;
> +			label = "max77650:red:usr1";
> +			linux,default-trigger = "heartbeat";
> +		};
> +
> +		led2 {

s/led2/led@2/

> +			reg = <2>;
> +			label = "max77650:green:usr2";
> +		};

Please remove "max77650:" from labels and add it in the driver.

> +	};
> 

-- 
Best regards,
Jacek Anaszewski