lattice/common: Fix tristate buses with Trellis

Signed-off-by: David Shah <dave@ds0.me>
2019-03-04 10:50:56 +00:00 · 2019-03-04 10:50:56 +00:00 · ebe8f600e1
parent 935f3a5337
commit ebe8f600e1
1 changed files with 8 additions and 7 deletions
--- a/litex/build/lattice/common.py
+++ b/litex/build/lattice/common.py
@ -57,13 +57,14 @@ class LatticeECPXTrellisTristateImpl(Module):
                )
        else:
            for bit in range(nbits):
-                Instance("TRELLIS_IO",
-                    p_DIR="BIDIR",
-                    i_B=io[bit],
-                    i_I=o[bit],
-                    o_O=i[bit],
-                    i_T=~oe,
-                )
+                self.specials += \
+                    Instance("TRELLIS_IO",
+                        p_DIR="BIDIR",
+                        i_B=io[bit],
+                        i_I=o[bit],
+                        o_O=i[bit],
+                        i_T=~oe,
+                    )


 class LatticeECPXTrellisTristate(Module):