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axi_ad9361: Preserve 1bit CDCs with ASYNC_REG true

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Istvan Csomortani 2017-02-23 11:43:10 +02:00
parent 2da7dd4079
commit 94bda1d415
1 changed files with 4 additions and 2 deletions
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6
library/axi_ad9361/axi_ad9361_constr.xdc
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@ -1,6 +1,8 @@
set_property shreg_extract no [get_cells -hier -filter {name =~ *enable_up*}]
set_property shreg_extract no [get_cells -hier -filter {name =~ *txnrx_up*}]
set_property ASYNC_REG TRUE \
[get_cells -hier *enable_up_*] \
[get_cells -hier *txnrx_up_*] \
[get_cells -hier *tdd_sync_d*]
set_false_path -from [get_cells -hier -filter {name =~ *up_enable_int_reg && IS_SEQUENTIAL}] -to [get_cells -hier -filter {name =~ *enable_up_m1_reg && IS_SEQUENTIAL}]
set_false_path -from [get_cells -hier -filter {name =~ *up_txnrx_int_reg && IS_SEQUENTIAL}] -to [get_cells -hier -filter {name =~ *txnrx_up_m1_reg && IS_SEQUENTIAL}]