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Zynq-7000 AP SoC Technical Reference Manual www.xilinx.com 887
UG585 (v1.11) September 27, 2016
Appendix B: Register Details
Register phy_rcvr_enable Details
Register (ddrc) PHY_Config0
Note: This register is the first in an array of 4 identical registers listed in the table below. The details
provided in this section apply to the entire array.
Relative Address 0x00000114
Absolute Address 0xF8006114
Width 8 bits
Access Type rw
Reset Value 0x00000000
Description Phy receiver enable register
Field Name Bits Type Reset Value Description
reg_phy_dif_off 7:4 rw 0x0 Value to drive to IO receiver enable pins when
turning it OFF.
When in powerdown or self-refresh (CKE=0) this
value will be sent to the IOs to control receiver
on/off.
IOD is the size specified by the IO_DIFEN_SIZE
parameter.
Depending on the IO, one of these signals dif_on
or dif_off can be used.
reg_phy_dif_on 3:0 rw 0x0 Value to drive to IO receiver enable pins when
turning it ON.
When NOT in powerdown or self-refresh (when
CKE=1) this value will be sent to the IOs to control
receiver on/off.
IOD is the size specified by the IO_DIFEN_SIZE
parameter.
Name PHY_Config0
Relative Address 0x00000118
Absolute Address 0xF8006118
Width 31 bits
Access Type rw
Reset Value 0x40000001
Description PHY configuration register for data slice 0.