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-rw-r--r--samples/watchdog/Makefile1
-rw-r--r--samples/watchdog/watchdog-simple.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/samples/watchdog/Makefile b/samples/watchdog/Makefile
index 9b53d89b1ccf..a9430fa60253 100644
--- a/samples/watchdog/Makefile
+++ b/samples/watchdog/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
CC := $(CROSS_COMPILE)gcc
PROGS := watchdog-simple
diff --git a/samples/watchdog/watchdog-simple.c b/samples/watchdog/watchdog-simple.c
index ba45803a2216..9ce66d2ca2a9 100644
--- a/samples/watchdog/watchdog-simple.c
+++ b/samples/watchdog/watchdog-simple.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>