1*4882a593SmuzhiyunBinding for ISSI IS31FL32xx and Si-En SN32xx LED Drivers 2*4882a593Smuzhiyun 3*4882a593SmuzhiyunThe IS31FL32xx/SN32xx family of LED drivers are I2C devices with multiple 4*4882a593Smuzhiyunconstant-current channels, each with independent 256-level PWM control. 5*4882a593SmuzhiyunEach LED is represented as a sub-node of the device. 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunRequired properties: 8*4882a593Smuzhiyun- compatible: one of 9*4882a593Smuzhiyun issi,is31fl3236 10*4882a593Smuzhiyun issi,is31fl3235 11*4882a593Smuzhiyun issi,is31fl3218 12*4882a593Smuzhiyun issi,is31fl3216 13*4882a593Smuzhiyun si-en,sn3218 14*4882a593Smuzhiyun si-en,sn3216 15*4882a593Smuzhiyun- reg: I2C slave address 16*4882a593Smuzhiyun- address-cells : must be 1 17*4882a593Smuzhiyun- size-cells : must be 0 18*4882a593Smuzhiyun 19*4882a593SmuzhiyunLED sub-node properties: 20*4882a593Smuzhiyun- reg : LED channel number (1..N) 21*4882a593Smuzhiyun- label : (optional) 22*4882a593Smuzhiyun see Documentation/devicetree/bindings/leds/common.txt 23*4882a593Smuzhiyun- linux,default-trigger : (optional) 24*4882a593Smuzhiyun see Documentation/devicetree/bindings/leds/common.txt 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun 27*4882a593SmuzhiyunExample: 28*4882a593Smuzhiyun 29*4882a593Smuzhiyunis31fl3236: led-controller@3c { 30*4882a593Smuzhiyun compatible = "issi,is31fl3236"; 31*4882a593Smuzhiyun reg = <0x3c>; 32*4882a593Smuzhiyun #address-cells = <1>; 33*4882a593Smuzhiyun #size-cells = <0>; 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun led@1 { 36*4882a593Smuzhiyun reg = <1>; 37*4882a593Smuzhiyun label = "EB:blue:usr0"; 38*4882a593Smuzhiyun }; 39*4882a593Smuzhiyun led@2 { 40*4882a593Smuzhiyun reg = <2>; 41*4882a593Smuzhiyun label = "EB:blue:usr1"; 42*4882a593Smuzhiyun }; 43*4882a593Smuzhiyun ... 44*4882a593Smuzhiyun led@36 { 45*4882a593Smuzhiyun reg = <36>; 46*4882a593Smuzhiyun label = "EB:blue:usr35"; 47*4882a593Smuzhiyun }; 48*4882a593Smuzhiyun}; 49*4882a593Smuzhiyun 50*4882a593SmuzhiyunFor more product information please see the links below: 51*4882a593Smuzhiyunhttp://www.issi.com/US/product-analog-fxled-driver.shtml 52*4882a593Smuzhiyunhttp://www.si-en.com/product.asp?parentid=890 53