Re: [PATCH v3 1/2] dt: bindings: lm3692x: Add bindings for lm3692x LED driver

From: Rob Herring
Date: Thu Nov 16 2017 - 10:41:59 EST


On Wed, Nov 15, 2017 at 01:42:02PM -0600, Dan Murphy wrote:
> This adds the devicetree bindings for the LM3692x
> I2C LED string driver.
>
> Acked-by: Pavel Machek <pavel@xxxxxx>
> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> ---
>
> v3 - No changes
> v2 - No changes - https://patchwork.kernel.org/patch/10056677/
>
> .../devicetree/bindings/leds/leds-lm3692x.txt | 28 ++++++++++++++++++++++
> 1 file changed, 28 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/leds/leds-lm3692x.txt
>
> diff --git a/Documentation/devicetree/bindings/leds/leds-lm3692x.txt b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt
> new file mode 100644
> index 000000000000..cfef67bd4100
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-lm3692x.txt
> @@ -0,0 +1,28 @@
> +* Texas Instruments - LM3692x Highly Efficient Dual-String White LED Driver
> +
> +The LM36922 is an ultra-compact, highly efficient,
> +two string white-LED driver designed for LCD display
> +backlighting.
> +
> +Required properties:
> + - compatible:
> + "ti,lm3692x"

Don't use wildcards in compatible strings.

> + - reg - I2C slave address
> +
> +Optional properties:
> + - label - Used for naming LEDs
> + - enable-gpio - gpio pin to enable/disable the device.

enable-gpios is the preferred form.

> + - supply - "vled" - LED supply

vled-supply - ...

> +
> +Example:
> +
> +leds: leds@6 {
> + compatible = "ti,lm3692x";
> + reg = <0x36>;
> + label = "backlight_cluster";
> + enable-gpio = <&gpio1 28 GPIO_ACTIVE_HIGH>;
> + vled-supply = <&vbatt>;
> +}
> +
> +For more product information please see the link below:
> +http://www.ti.com/lit/ds/snvsa29/snvsa29.pdf
> --
> 2.15.0.124.g7668cbc60
>