LED Support for TCA6507 I2C chip

modulename: leds-tca6507.ko

configname: CONFIG_LEDS_TCA6507

Linux Kernel Configuration
└─>Device Drivers
└─>LED Support
└─>LED Support for TCA6507 I2C chip
In linux kernel since version 3.1 (release Date: 2011-10-24)  
This option enables support for LEDs connected to TC6507
LED driver chips accessed via the I2C bus.
Driver support brightness control and hardware-assisted blinking.

source code: