[PATCH v3 8/9] binman: Add support for SCP firmware

[Samuel Holland]

Add an entry type for a firmware blob for a Sytem Control Processor,
given by an entry arg. This firmware is a raw binary blob.

Signed-off-by: Samuel Holland <samuel at sholland.org>
---
 Makefile                  |  2 +-
 tools/binman/etype/scp.py | 19 +++++++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)
 create mode 100644 tools/binman/etype/scp.py

diff --git a/Makefile b/Makefile
index d5aa8605c0a..5a6681f129e 100644
--- a/Makefile
+++ b/Makefile
@@ -1328,7 +1328,7 @@ cmd_binman = $(srctree)/tools/binman/binman $(if $(BINMAN_DEBUG),-D) \
 		build -u -d u-boot.dtb -O . -m --allow-missing \
 		-I . -I $(srctree) -I $(srctree)/board/$(BOARDDIR) \
 		-I arch/$(ARCH)/dts -a of-list=$(CONFIG_OF_LIST) \
-		-a atf-bl31-path=${BL31} \
+		-a atf-bl31-path=${BL31} -a scp-path=${SCP} \
 		$(BINMAN_$(@F))
 
 OBJCOPYFLAGS_u-boot.ldr.hex := -I binary -O ihex
diff --git a/tools/binman/etype/scp.py b/tools/binman/etype/scp.py
new file mode 100644
index 00000000000..93f8787d2d7
--- /dev/null
+++ b/tools/binman/etype/scp.py
@@ -0,0 +1,19 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright 2020 Samuel Holland <samuel at sholland.org>
+#
+# Entry-type module for System Control Processor (SCP) firmware blob
+#
+
+from binman.etype.blob_named_by_arg import Entry_blob_named_by_arg
+
+class Entry_scp(Entry_blob_named_by_arg):
+    """Entry containing a System Control Processor (SCP) firmware blob
+
+    Properties / Entry arguments:
+        - scp-path: Filename of file to read into the entry, typically scp.bin
+
+    This entry holds firmware for an external platform-specific coprocessor.
+    """
+    def __init__(self, section, etype, node):
+        super().__init__(section, etype, node, 'scp')
+        self.external = True
-- 
2.26.2