Kernel-4.18.0-80.el8_leds-is31fl32xx

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