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fix IBUFDS_GTE2 parameters

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This commit is contained in:
Sebastien Bourdeauducq 2023-05-30 11:52:07 +08:00
parent 76e93dc591
commit 837dffb56c
2 changed files with 12 additions and 3 deletions
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10
artiq/gateware/targets/kasli.py
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@ -447,7 +447,10 @@ class MasterBase(MiniSoC, AMPSoC):
self.specials += Instance("IBUFDS_GTE2",
i_CEB=self.disable_cdr_clk_ibuf,
i_I=cdr_clk_clean.p, i_IB=cdr_clk_clean.n,
o_O=cdr_clk_clean_buf)
o_O=cdr_clk_clean_buf,
p_CLKCM_CFG="TRUE",
p_CLKRCV_TRST="TRUE",
p_CLKSWING_CFG=3)
# Note precisely the rules Xilinx made up:
# refclksel=0b001 GTREFCLK0 selected
# refclksel=0b010 GTREFCLK1 selected
@ -499,7 +502,10 @@ class SatelliteBase(BaseSoC):
self.specials += Instance("IBUFDS_GTE2",
i_CEB=disable_cdr_clk_ibuf,
i_I=cdr_clk_clean.p, i_IB=cdr_clk_clean.n,
o_O=cdr_clk_clean_buf)
o_O=cdr_clk_clean_buf,
p_CLKCM_CFG="TRUE",
p_CLKRCV_TRST="TRUE",
p_CLKSWING_CFG=3)
qpll_drtio_settings = QPLLSettings(
refclksel=0b001,
fbdiv=4,

5
artiq/gateware/targets/sayma_rtm.py
View File

@ -90,7 +90,10 @@ class _SatelliteBase(BaseSoC):
self.specials += Instance("IBUFDS_GTE2",
i_CEB=disable_cdrclkc_ibuf,
i_I=cdrclkc_clkout.p, i_IB=cdrclkc_clkout.n,
o_O=cdrclkc_clkout_buf)
o_O=cdrclkc_clkout_buf,
p_CLKCM_CFG="TRUE",
p_CLKRCV_TRST="TRUE",
p_CLKSWING_CFG=3)
qpll_drtio_settings = QPLLSettings(
refclksel=0b001,
fbdiv=4,