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FMPLL configuration for MPC5644A

Question asked by Chandrasekar Krishnan on Feb 8, 2016
Latest reply on Feb 8, 2016 by Chandrasekar Krishnan

pls help anyone how to configure fmpll in mpc5644a by Fref =40 MHZ for Fsys=120MHZ
i configured but it not working in EVT board ..my configuration is
void FMPLL_config()
{
ECSM.MUDCR.R = 0x40000000; /* 1 SRAM waitstate for fsys above 98MHz */
FMPLL.ESYNCR2.R = 0x00000002;
FMPLL.ESYNCR1.R = 0xF0020024;
while (FMPLL.SYNSR.B.LOCK != 1) {}; /* Wait for FMPLL to LOCK */
FMPLL.ESYNCR2.R = 0x00000001; /* Fsys =120Mhz */
SIU.ECCR.R = 0x00001003; /* CLKOUT to /4 because of 66MHz limit */

}

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