The SP805-WDT module on LS1088A requires configuration of PMU's
PCTBENR register to enable watchdog counter decrement and reset
signal generation. The watchdog clock needs to be enabled first.
Signed-off-by: Zhang Ying-22455 <ying.zhang22455@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>