INT_FPD (FPD_SLCR) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2024-03-13
Revision
1.10

INT_FPD (FPD_SLCR) Register Description

Register NameINT_FPD
Offset Address0x0000000200
Absolute Address 0x00FD610200 (FPD_SLCR)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x00000000
DescriptionInterconnect Clock Source Select

INT_FPD (FPD_SLCR) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:1razRead as zero0x0Reserved for future use
gfm_sel 0rwNormal read/write0x0Clock Source select for FPD Interconnect components that interface to LPD. This signal may only be toggled after 4 cycles of the old clock and 4 cycles of the new clock.
0: Default. Use LPD Clocks. This setting must be used when LPD and FPD need to commmunicate
1: Use clock originating in FPD. This option must be used when LPD and FPD are isolated.