1 files changed, 45 insertions, 0 deletions
diff --git a/tools/binman/etype/u_boot_spl_expanded.py b/tools/binman/etype/u_boot_spl_expanded.py
new file mode 100644
index 0000000..8e138e6
--- /dev/null
+++ b/tools/binman/etype/u_boot_spl_expanded.py
@@ -0,0 +1,45 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright 2021 Google LLC
+# Written by Simon Glass <sjg@chromium.org>
+#
+# Entry-type module for expanded U-Boot SPL binary
+#
+
+from patman import tout
+
+from binman import state
+from binman.etype.blob_phase import Entry_blob_phase
+
+class Entry_u_boot_spl_expanded(Entry_blob_phase):
+    """U-Boot SPL flat binary broken out into its component parts
+
+    Properties / Entry arguments:
+        - spl-dtb: Controls whether this entry is selected (set to 'y' or '1' to
+            select)
+
+    This is a section containing the U-Boot binary, BSS padding if needed and a
+    devicetree. Using this entry type automatically creates this section, with
+    the following entries in it:
+
+       u-boot-spl-nodtb
+       u-boot-spl-bss-pad
+       u-boot-dtb
+
+    Having the devicetree separate allows binman to update it in the final
+    image, so that the entries positions are provided to the running U-Boot.
+
+    This entry is selected based on the value of the 'spl-dtb' entryarg. If
+    this is non-empty (and not 'n' or '0') then this expanded entry is selected.
+    """
+    def __init__(self, section, etype, node):
+        bss_pad = state.GetEntryArgBool('spl-bss-pad')
+        super().__init__(section, etype, node, 'u-boot-spl', 'u-boot-spl-dtb',
+                         bss_pad)
+
+    @classmethod
+    def UseExpanded(cls, node, etype, new_etype):
+        val = state.GetEntryArgBool('spl-dtb')
+        tout.DoOutput(tout.INFO if val else tout.DETAIL,
+                      "Node '%s': etype '%s': %s %sselected" %
+                      (node.path, etype, new_etype, '' if val else 'not '))
+        return val