In at least some embodiments, an electronic device includes a processor and a memory coupled to the processor. The electronic device also includes a serial communication link controller coupled to the processor, the serial communication link controller supporting dynamic reconfiguration of a plurality of communication link bundles. The serial communication link controller receives an input clock and generates first and second clock signals based on the input clock, the first and second clock signals having different clock rates and being provided to each of a plurality of communication link bundles.