fixups

pandas/core/arrays/datetimelike.py

@@ -573,7 +573,7 @@ def fillna(self, value=None, method=None, limit=None):
 
                 new_values = func(self._data, limit=limit,
                                   mask=mask)
-                new_values = type(self)(new_values, freq=self.freq)
+                new_values = type(self)(new_values, dtype=self.dtype)
             else:
                 # fill with value
                 new_values = self.copy()

pandas/core/arrays/period.py

@@ -60,7 +60,7 @@ def wrapper(self, other):
             self._check_compatible_with(other)
             result = op(other.ordinal)
         elif isinstance(other, cls):
-            self._check_compatiable_with(other)
+            self._check_compatible_with(other)
 
             if not_implemented:
                 return NotImplemented