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efinix: add more valid IOStandard

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This commit is contained in:
Franck Jullien 2021-12-13 14:34:08 +01:00
parent 12e5443489
commit f37188c358
1 changed files with 9 additions and 1 deletions
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10
litex/build/efinix/efinity.py
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@ -83,7 +83,15 @@ def _format_constraint(c, signame, fmt_r, fragment, platform):
# IO standard property
elif isinstance(c, IOStandard):
prop = ""
valid = ["3.3_V_LVTTL_/_LVCMOS", "2.5_V_LVCMOS", "1.8_V_LVCMOS"]
valid = [ "3.3_V_LVTTL_/_LVCMOS", "2.5_V_LVCMOS", "1.8_V_LVCMOS",
"1.2_V_Differential_HSTL", "1.2_V_Differential_SSTL",
"1.2_V_HSTL", "1.2_V_LVCMOS", "1.2_V_SSTL", "1.5_V_Differential_HSTL",
"1.5_V_Differential_SSTL", "1.5_V_HSTL", "1.5_V_LVCMOS", "1.5_V_SSTL",
"1.8_V_Differential_HSTL", "1.8_V_Differential_SSTL", "1.8_V_HSTL",
"1.8_V_LVCMOS", "1.8_V_SSTL", "2.5_V_LVCMOS", "3.0_V_LVCMOS",
"3.0_V_LVTTL", "3.3_V_LVCMOS", "3.3_V_LVTTL"
]
if c.name in valid:
prop = "IO_STANDARD"