mainpllgrp Address Map

Contains registers with settings for the Main PLL.
Module Instance Base Address End Address
i_clk_mgr__clkmgr_csr__10d10000__mainpllgrp__SEG_L4_SHR_ClockManager_0x0_0x1000 0x10D10024 0x10D1007B
Register Offset Width Access Reset Value Description
en 0x0 32 RW 0x00000FFF
Enable Register
ens 0x4 32 RW 0x00000080
Enable Set Register
enr 0x8 32 RW 0x00000080
Enable Reset Register
bypass 0xC 32 RW 0x000000FF
Bypass Register
bypasss 0x10 32 RW 0x000000FF
Bypass Set Register
bypassr 0x14 32 RW 0x000000FF
Bypass Reset Register
nocclk 0x1C 32 RW 0x00000000
Main PLL Control Register for NOC Clock Group.
nocdiv 0x20 32 RW 0x20260198
NoC Divide Register
pllglob 0x24 32 RW 0x16000101
This refects register settings for all the channels of the main PLL
fdbck 0x28 32 RW 0x2A000000
VCO freq register counters
mem 0x2C 32 RW 0x00000000
Registers dealing with PLL internal memory access.
memstat 0x30 32 RW 0x00000000
Main PLL memstatus register. contains memory read data
vcocalib 0x34 32 RW 0x0001087C
VCO calibration control registers.
pllc0 0x38 32 RW 0x00000005
Channel C0 frequency settings for the main PLL
pllc1 0x3C 32 RW 0x00000004
Channel C1 frequency settings for the main PLL
pllc2 0x40 32 RW 0x00000007
Channel C2 frequency settings for the main PLL
pllc3 0x44 32 RW 0x00000008
Channel C3 frequency settings for the main PLL
pllm 0x48 32 RO 0x00000080
Feedback Clock Divider Control (VCO Frequency Register Counters)
fhop 0x4C 32 RO 0x00000000
Frequency Hopping (FHOP)/Dynamic Frequency Scaling(DFS) Control and status register.
ssc 0x50 32 RO 0x00000000
Spread Spectrum Clocking (SSC) Control and Status Registers.
lostlock 0x54 32 RO 0x00000000
To enable the keep alive clock to appear on the clock slice outputs when PLL lock is lost. By default, the clock slices are muted (bit = 0).