Re: [PATCH v2 1/6] dt: bindings: lp8860: Update bindings for lp8860

From: Rob Herring
Date: Thu Dec 07 2017 - 17:42:38 EST


gOn Tue, Dec 05, 2017 at 02:43:22PM -0600, Dan Murphy wrote:
> Update the lp8860 bindings to fix various issues
> found. Add address-cells and size-cells, rename
> enable-gpio to enable-gpios, update the node name
> to the device name and indent the node example.
>
> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> ---
>
> v2 - New patch
>
> .../devicetree/bindings/leds/leds-lp8860.txt | 28 ++++++++++++----------
> 1 file changed, 16 insertions(+), 12 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/leds/leds-lp8860.txt b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> index aad38dd94d4b..1b2fab05ec6a 100644
> --- a/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> +++ b/Documentation/devicetree/bindings/leds/leds-lp8860.txt
> @@ -6,24 +6,28 @@ current sinks that can be controlled by a PWM input
> signal, a SPI/I2C master, or both.
>
> Required properties:
> - - compatible:
> + - compatible :
> "ti,lp8860"
> - - reg - I2C slave address
> - - label - Used for naming LEDs
> + - reg : I2C slave address
> + - label : Used for naming LEDs
> + - #address-cells : 1
> + - #size-cells : 0
>
> Optional properties:
> - - enable-gpio - gpio pin to enable/disable the device.
> - - supply - "vled" - LED supply
> + - enable-gpios : gpio pin to enable/disable the device.

Needs to state active high or low.

> + - supply : "vled" - LED supply

"vled-supply : ..."

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

leds@2d

There's not really any point in adding the indentation.

> + compatible = "ti,lp8860";

> + #address-cells: 1
> + #size-cells: 0

s/:/=/

Though, these aren't necessary without any child nodes. Is there more
than 1 LED channel/driver?

> + reg = <0x2d>;
> + label = "display_cluster";
> + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
> + vled-supply = <&vbatt>;
> + }
>
> For more product information please see the link below:
> http://www.ti.com/product/lp8860-q1
> --
> 2.15.0.124.g7668cbc60
>