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Open Menu /Documentation/devicetree/bindings/leds/leds-is31fl32xx.txt 
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Binding for ISSI IS31FL32xx and Si-En SN32xx LED Drivers

The IS31FL32xx/SN32xx family of LED drivers are I2C devices with multiple
constant-current channels, each with independent 256-level PWM control.
Each LED is represented as a sub-node of the device.

Required properties:
- compatible: one of
	issi,is31fl3236
	issi,is31fl3235
	issi,is31fl3218
	issi,is31fl3216
	si-en,sn3218
	si-en,sn3216
- reg: I2C slave address
- address-cells : must be 1
- size-cells : must be 0

LED sub-node properties:
- reg : LED channel number (1..N)
- label :  (optional)
  see Documentation/devicetree/bindings/leds/common.txt
- linux,default-trigger :  (optional)
  see Documentation/devicetree/bindings/leds/common.txt


Example:

is31fl3236: led-controller@3c {
	compatible = "issi,is31fl3236";
	reg = <0x3c>;
	#address-cells = <1>;
	#size-cells = <0>;

	led@1 {
		reg = <1>;
		label = "EB:blue:usr0";
	};
	led@2 {
		reg = <2>;
		label = "EB:blue:usr1";
	};
	...
	led@36 {
		reg = <36>;
		label = "EB:blue:usr35";
	};
};

For more product information please see the links below:
http://www.issi.com/US/product-analog-fxled-driver.shtml
http://www.si-en.com/product.asp?parentid=890