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phy/s7ddrphy: Only do write latency calibration on Kintex7/Virtex7. 

This has been causing issues on Artix7 and is only required with write_leveling.
This commit is contained in:
Florent Kermarrec 2022-01-07 11:59:59 +01:00
parent 1b0545cd60
commit e5e3b6c9a3
1 changed files with 1 additions and 1 deletions
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litedram/phy/s7ddrphy.py
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@ -142,7 +142,7 @@ class S7DDRPHY(Module, AutoCSR):
cmd_delay = cmd_delay, cmd_delay = cmd_delay,
write_leveling = with_odelay, write_leveling = with_odelay,
write_dq_dqs_training = with_odelay, write_dq_dqs_training = with_odelay,
write_latency_calibration = True, write_latency_calibration = with_odelay,
read_leveling = True, read_leveling = True,
delays = 32, delays = 32,
bitslips = 8, bitslips = 8,