platform/de10nano: fix programmer (thanks @Godtec, see...

platform/de10nano: fix programmer (thanks @Godtec, see https://github.com/enjoy-digital/litex/pull/811).

litex_boards/platforms/de10nano.py

@@ -171,7 +171,7 @@ class Platform(AlteraPlatform):
         self.add_extension(_mister_sdram_module_io)
 
     def create_programmer(self):
-        return USBBlaster()
+        return USBBlaster(cable_name="DE-SoC", device_id=2)
 
     def do_finalize(self, fragment):
         AlteraPlatform.do_finalize(self, fragment)