Added comment to clarify GP_ABUF cell

diff --git a/techlibs/greenpak4/cells_sim.v b/techlibs/greenpak4/cells_sim.v
index 04bce8771664e90f288c68b611c80222bcce33b7..7555a7ac80fc5fc28a07e71e9dbdfbcdbce5f35a 100644 (file)
--- a/techlibs/greenpak4/cells_sim.v
+++ b/techlibs/greenpak4/cells_sim.v
@@ -17,6 +17,8 @@ module GP_ABUF(input wire IN, output wire OUT);
        
        assign OUT = IN;
        
+       //cannot simulate mixed signal IP
+       
 endmodule
 
 module GP_ACMP(input wire PWREN, input wire VIN, input wire VREF, output reg OUT);