fixes for apicula support

litex/build/gowin/apicula.py

@@ -25,16 +25,27 @@ class GowinApiculaToolchain(YosysNextPNRToolchain):
         return (self._build_name + ".cst", "CST")
 
     def finalize(self):
+        devicename = self.platform.devicename
+        # Non-exhaustive list of family aliases that Gowin IDE supports but don't have a unique database
+        if devicename == "GW1NR-9C":
+            devicename = "GW1N-9C"
+        elif devicename == "GW1NR-9":
+            devicename = "GW1N-9"
+        elif devicename == "GW1NSR-4C" or devicename == "GW1NSR-4":
+            devicename = "GW1NS-4"
+        elif devicename == "GW1NR-4C" or devicename == "GW1NR-4":
+            devicename = "GW1N-4"
+
         pnr_opts = "--write {top}_routed.json --top {top} --device {device}" + \
             " --vopt family={devicename} --vopt cst={top}.cst"
         self._pnr_opts += pnr_opts.format(
             top        = self._build_name,
             device     = self.platform.device,
-            devicename = self.platform.devicename
+            devicename = devicename
         )
 
         self._packer_opts += "-d {devicename} -o {top}.fs {top}_routed.json".format(
-            devicename = self.platform.devicename,
+            devicename = devicename,
             top        = self._build_name
         )
 

litex/soc/cores/clock/gowin_gw1n.py

@@ -255,11 +255,7 @@ class GW1NPLL(LiteXModule):
             instance_name = 'PLLVR'
             self.params.update(i_VREN=1)
         else:
-            instance_name = 'PLL'
-            self.params.update(
-                i_RESET_I = 0,          # IDIV reset.
-                i_RESET_S = 0,          # SDIV and DIV3 reset.
-            )
+            instance_name = 'rPLL'
         for clk_name in ["CLKOUT", "CLKOUTP", "CLKOUTD", "CLKOUTD3"]:
             self.params[f"o_{clk_name}"] = config.get(clk_name, Open()) # Clock output.
             if clk_name in ["CLKOUTD", "CLKOUTD3"]: # Recopy CLKOUTx to CLKOUTDx