CPU_R5_CTRL (CRL_APB) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

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

CPU_R5_CTRL (CRL_APB) Register Description

Register NameCPU_R5_CTRL
Offset Address0x0000000090
Absolute Address 0x00FF5E0090 (CRL_APB)
Width32
TyperwNormal read/write
Reset Value0x03000600
DescriptionRPU MPCore and OCM Clock Generator Config

CPU_R5_CTRL (CRL_APB) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:26rwNormal read/write0x0reserved
CLKACT_CORE25rwNormal read/write0x1Clock active control.
0: disable.
1: enable.
CLKACT24rwNormal read/write0x1Turing this off will shut down the OCM, some parts of the APM, and prevent transactions going from the FPD to the LPD and could lead to system hang
Reserved23:14rwNormal read/write0x0reserved
DIVISOR013:8rwNormal read/write0x66-bit divider.
Reserved 7:3rwNormal read/write0x0reserved
SRCSEL 2:0rwNormal read/write0x0Clock generator input source.
000: RPLL
010: IOPLL
011: DPLL_CLK_TO_LPD