binman: Support hashing entries

Sometimesi it us useful to be able to verify the content of entries with
a hash. Add an easy way to do this in binman. The hash information can be
retrieved from the device tree at run time.

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

1 files changed, 12 insertions, 0 deletions

diff --git a/tools/binman/test/90_hash.dts b/tools/binman/test/90_hash.dts
new file mode 100644
index 0000000000..200304599d
--- /dev/null
+++ b/tools/binman/test/90_hash.dts
@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0+
+/dts-v1/;
+
+/ {
+	binman {
+		u-boot {
+			hash {
+				algo = "sha256";
+			};
+		};
+	};
+};