binman: Rename ExpandEntries to gen_entries

Leave the 'expand' term for use by entry types which have an expanded
version of themselves. Rename this method to indicate that it generates
subentries.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
diff --git a/tools/binman/control.py b/tools/binman/control.py
index c9d7a08..d4c8dc8 100644
--- a/tools/binman/control.py
+++ b/tools/binman/control.py
@@ -507,7 +507,7 @@
     # entry offsets remain the same.
     for image in images.values():
         image.CollectBintools()
-        image.ExpandEntries()
+        image.gen_entries()
         if update_fdt:
             image.AddMissingProperties(True)
         image.ProcessFdt(dtb)
diff --git a/tools/binman/entry.py b/tools/binman/entry.py
index 52ba7a8..da77236 100644
--- a/tools/binman/entry.py
+++ b/tools/binman/entry.py
@@ -286,8 +286,8 @@
         """
         return {}
 
-    def ExpandEntries(self):
-        """Expand out entries which produce other entries
+    def gen_entries(self):
+        """Allow entries to generate other entries
 
         Some entries generate subnodes automatically, from which sub-entries
         are then created. This method allows those to be added to the binman
diff --git a/tools/binman/etype/blob_phase.py b/tools/binman/etype/blob_phase.py
index 23e2ad6..b937158 100644
--- a/tools/binman/etype/blob_phase.py
+++ b/tools/binman/etype/blob_phase.py
@@ -42,7 +42,7 @@
         self.dtb_file = dtb_file
         self.bss_pad = bss_pad
 
-    def ExpandEntries(self):
+    def gen_entries(self):
         """Create the subnodes"""
         names = [self.root_fname + '-nodtb', self.root_fname + '-dtb']
         if self.bss_pad:
diff --git a/tools/binman/etype/files.py b/tools/binman/etype/files.py
index 13838ec..2081bc7 100644
--- a/tools/binman/etype/files.py
+++ b/tools/binman/etype/files.py
@@ -48,7 +48,7 @@
         self._require_matches = fdt_util.GetBool(self._node,
                                                 'require-matches')
 
-    def ExpandEntries(self):
+    def gen_entries(self):
         files = tools.get_input_filename_glob(self._pattern)
         if self._require_matches and not files:
             self.Raise("Pattern '%s' matched no files" % self._pattern)
diff --git a/tools/binman/etype/section.py b/tools/binman/etype/section.py
index 8e8ee50..2868423 100644
--- a/tools/binman/etype/section.py
+++ b/tools/binman/etype/section.py
@@ -234,10 +234,10 @@
                        todo)
         return True
 
-    def ExpandEntries(self):
-        super().ExpandEntries()
+    def gen_entries(self):
+        super().gen_entries()
         for entry in self._entries.values():
-            entry.ExpandEntries()
+            entry.gen_entries()
 
     def AddMissingProperties(self, have_image_pos):
         """Add new properties to the device tree as needed for this entry"""