Restrict baud rate disvisor value to max possible
baud rate value. This fixes the baud rate value overflow
condition which results in programming the incorrect baud
rate divisor value.
Signed-off-by: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>