binman: Rename state.GetFdts()

This function name conflicts with Entry.GetFdts() which has a different
purpose. Rename it to avoid confusion. Also update a stale comment
relating to this function.

Signed-off-by: Simon Glass <sjg@chromium.org>

tools/binman/control.py

@@ -231,7 +231,7 @@ def PrepareImagesAndDtbs(dtb_fname, select_images, update_fdt):
             image.AddMissingProperties()
         image.ProcessFdt(dtb)
 
-    for dtb_item in state.GetFdts():
+    for dtb_item in state.GetAllFdts():
         dtb_item.Sync(auto_resize=True)
         dtb_item.Pack()
         dtb_item.Flush()
@@ -278,7 +278,7 @@ def ProcessImage(image, update_fdt, write_map):
         image.SetImagePos()
         if update_fdt:
             image.SetCalculatedProperties()
-            for dtb_item in state.GetFdts():
+            for dtb_item in state.GetAllFdts():
                 dtb_item.Sync()
         sizes_ok = image.ProcessEntryContents()
         if sizes_ok:
@@ -355,7 +355,7 @@ def Binman(args):
                 ProcessImage(image, args.update_fdt, args.map)
 
             # Write the updated FDTs to our output files
-            for dtb_item in state.GetFdts():
+            for dtb_item in state.GetAllFdts():
                 tools.WriteFile(dtb_item._fname, dtb_item.GetContents())
 
         finally:

tools/binman/state.py

@@ -117,8 +117,8 @@ def GetEntryArg(name):
 def Prepare(images, dtb):
     """Get device tree files ready for use
 
-    This sets up a set of device tree files that can be retrieved by GetFdts().
+    This sets up a set of device tree files that can be retrieved by
-    At present there is only one, that for U-Boot proper.
+    GetAllFdts(). This includes U-Boot proper and any SPL device trees.
 
     Args:
         images: List of images being used
@@ -152,7 +152,7 @@ def Prepare(images, dtb):
             other_dtb = fdt.FdtScan(out_fname)
             fdt_files[other_fname] = other_dtb
 
-def GetFdts():
+def GetAllFdts():
     """Yield all device tree files being used by binman
 
     Yields: