diff options
| -rw-r--r-- | gowin/arch.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gowin/arch.cc b/gowin/arch.cc index a924f000..f43cc00a 100644 --- a/gowin/arch.cc +++ b/gowin/arch.cc @@ -2169,11 +2169,17 @@ void Arch::fix_pll_nets(Context *ctx) ci->setParam(id_FBSEL, Property("UNKNOWN")); continue; } + // XXX Redesign for chips other than N-1 and NS-4 if (net_driven_by(ctx, net, is_RPLL_T_FB_iob, id_O) != nullptr) { ci->disconnectPort(id_CLKFB); ci->setParam(id_FBSEL, Property("CLKFB2")); break; } + if (net_driven_by(ctx, net, is_LPLL_T_FB_iob, id_O) != nullptr) { + ci->disconnectPort(id_CLKFB); + ci->setParam(id_FBSEL, Property("CLKFB2")); + break; + } // XXX do special bels (HCLK etc) // This is general routing through CLK2 pip ci->setParam(id_FBSEL, Property("CLKFB0")); |