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ad9081_fmca_ebz/zcu102: Add case analysis to select correct out clock frequency

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Laszlo Nagy 2020-12-17 13:44:30 +00:00 committed by Laszlo Nagy
parent d0f8a81b2f
commit bb9eafceef
1 changed files with 13 additions and 0 deletions
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projects/ad9081_fmca_ebz/zcu102/timing_constr.xdc
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@ -13,3 +13,16 @@ set_input_delay -clock [get_clocks tx_device_clk] \
[get_property PERIOD [get_clocks tx_device_clk]] \
[get_ports {sysref2_*}]
# For transceiver output clocks use reference clock divided by two
# This will help autoderive the clocks correcly
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/TXSYSCLKSEL[0]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/TXSYSCLKSEL[1]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/TXOUTCLKSEL[0]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/TXOUTCLKSEL[1]]
set_case_analysis -quiet 1 [get_pins -quiet -hier *_channel/TXOUTCLKSEL[2]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/RXSYSCLKSEL[0]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/RXSYSCLKSEL[1]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/RXOUTCLKSEL[0]]
set_case_analysis -quiet 0 [get_pins -quiet -hier *_channel/RXOUTCLKSEL[1]]
set_case_analysis -quiet 1 [get_pins -quiet -hier *_channel/RXOUTCLKSEL[2]]