On Wed, Dec 19, 2018 at 10:26:25AM -0600, Dan Murphy wrote:
> Introduce the bindings for the Texas Instruments LP5024 and the LP5018
> RGB LED device driver. The LP5024/18 can control RGB LEDs individually
> or as part of a control bank group. These devices have the ability
> to adjust the mixing control for the RGB LEDs to obtain different colors
> independent of the overall brightness of the LED grouping.
>
> Datasheet:
> http://www.ti.com/lit/ds/symlink/lp5024.pdf
>
> Signed-off-by: Dan Murphy <[email protected]>
> ---
> .../devicetree/bindings/leds/leds-lp5024.txt | 63 +++++++++++++++++++
> 1 file changed, 63 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/leds/leds-lp5024.txt
>
> diff --git a/Documentation/devicetree/bindings/leds/leds-lp5024.txt
> b/Documentation/devicetree/bindings/leds/leds-lp5024.txt
> new file mode 100644
> index 000000000000..9567aa6f7813
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/leds/leds-lp5024.txt
> @@ -0,0 +1,63 @@
> +* Texas Instruments - LP5024/18 RGB LED driver
> +
> +The LM3692x is an ultra-compact, highly efficient,
> +white-LED driver designed for LCD display backlighting.
Leftover copy-n-paste?
> +
> +The main difference between the LP5024 and L5018 is the number of
> +RGB LEDs they support. The LP5024 supports twenty four strings while the
> +LP5018 supports eighteen strings.
> +
> +Required properties:
> + - compatible:
> + "ti,lp5018"
> + "ti,lp5024"
> + - reg : I2C slave address
> + - #address-cells : 1
> + - #size-cells : 0
> +
> +Optional properties:
> + - enable-gpios : gpio pin to enable/disable the device.
> + - vled-supply : LED supply
> +
> +Required child properties:
> + - reg : Is the child node iteration.
> + - led-sources : LP5024 - 0 - 7
> + LP5018 - 0 - 5
> + Declares the LED string or strings that the child node
> + will control. If ti,control-bank is set then this
> + property will contain multiple LED IDs.
> +
> +Optional child properties:
> + - label : see Documentation/devicetree/bindings/leds/common.txt
> + - linux,default-trigger :
> + see Documentation/devicetree/bindings/leds/common.txt
> + - ti,control-bank : Indicates that the LED strings declared in the
> + led-sources property are grouped within a control
> + bank for brightness and mixing control.
> +
> +Example:
> +
> +led-controller@28 {
> + compatible = "ti,lp5024";
> + reg = <0x28>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + enable-gpios = <&gpio1 28 GPIO_ACTIVE_HIGH>;
> + vled-supply = <&vbatt>;
> +
> + led@0 {
> + reg = <0>;
> + led-sources = <1>;
> + };
> +
> + led@1 {
> + reg = <1>;
> + led-sources = <0 6>;
> + ti,control-bank;
> + };
> +
> +}
> +
> +For more product information please see the link below:
> +http://www.ti.com/lit/ds/symlink/lp5024.pdf
> --
> 2.20.0.rc2.7.g965798d1f2
>
