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DM814x write to INIT_PRIORITY_0

I'm trying to change the setting of INIT_PRIORITY_0.

I don't seen to be able to access correctly. See that attached console log.

The inserts in () are comments I added later.


(read DEVICE_ID)
root@ASI2614-73406:~# devmem 0x48140600 32
0x3B8F202F
(read INIT_PRIORIRY_0)
root@ASI2614-73406:~# devmem 0x48140608 32
0x00000000
(read MMR_LOCK1)
root@ASI2614-73406:~# devmem 0x48140064 32
0xF757FDC0
(above equals 4149738944, which is unlocked)
(write to INIT_PRIORIRY_0)
root@ASI2614-73406:~# devmem 0x48140608 32 0xfc
(read INIT_PRIORIRY_0)
root@ASI2614-73406:~# devmem 0x48140608 32
0x00000000

Is there an obvious reason I can't change INIT_PRIORITY_0 in this fashion.

Thanks,

Andrew