efinity: small fixes

- do not include *.vh files in project,
- add self.options to class EfinityToolchain
- remove unconditional call to self.ifacewriter.add_ddr_xml

litex/build/efinix/efinity.py

@@ -231,6 +231,7 @@ def _build_xml(partnumber, build_name, sources, additional_xml_commands):
     design_info = et.SubElement(root, 'efx:design_info')
     et.SubElement(design_info, "efx:top_module", name = build_name)
     for filename, language, library in sources:
+        if '.vh' not in filename:
             val = {'name':filename, 'version':'default', 'library':'default'}
             et.SubElement(design_info, "efx:design_file", val)
     et.SubElement(design_info, "efx:top_vhdl_arch", name = "")
@@ -270,6 +271,7 @@ class EfinityToolchain():
     attr_translate = {}
 
     def __init__(self, efinity_path):
+        self.options     = {}
         self.clocks      = dict()
         self.false_paths = set()
         self.efinity_path = efinity_path
@@ -340,7 +342,7 @@ class EfinityToolchain():
 
         # DDR doesn't have Python API so we need to configure it
         # directly in the peri.xml file
-        self.ifacewriter.add_ddr_xml(build_name)
+        # self.ifacewriter.add_ddr_xml(build_name)
 
         # Run
         if run:

litex/build/efinix/ifacewriter.py

@@ -169,7 +169,7 @@ is_verbose = {1}
 design = DesignAPI(is_verbose)
 device = DeviceAPI(is_verbose)
 
-design.create('{2}', '{3}', './../build', overwrite=True)
+design.create('{2}', '{3}', './../gateware', overwrite=True)
 
 """
         return header.format(self.efinity_path, 'True', build_name, partnumber)