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drtio: fix mmcm_mult

This commit is contained in:
Sebastien Bourdeauducq 2016-10-18 17:28:03 +08:00
parent e7dbed3b02
commit 71480c4d15
1 changed files with 1 additions and 1 deletions
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artiq/gateware/drtio/transceiver/gtx_7series.py
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@ -200,7 +200,7 @@ class RXSynchronizer(Module, AutoCSR):
mmcm_output = Signal() mmcm_output = Signal()
mmcm_fb = Signal() mmcm_fb = Signal()
# maximize VCO frequency to maximize phase shift resolution # maximize VCO frequency to maximize phase shift resolution
mmcm_mult = 1200e9//rtio_clk_freq mmcm_mult = 1200e6//rtio_clk_freq
self.specials += [ self.specials += [
Instance("MMCME2_ADV", Instance("MMCME2_ADV",
p_CLKIN1_PERIOD=1e9/rtio_clk_freq, p_CLKIN1_PERIOD=1e9/rtio_clk_freq,