From 812899797d6d8ea773bf960cd74680d20043c5a4 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Tue, 8 Dec 2020 18:19:13 +0100
Subject: add licensing information

---
 src/arch/arduino-nano/driver/gpio.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/arch/arduino-nano/driver/gpio.cc')

diff --git a/src/arch/arduino-nano/driver/gpio.cc b/src/arch/arduino-nano/driver/gpio.cc
index edfc2d0..734d678 100644
--- a/src/arch/arduino-nano/driver/gpio.cc
+++ b/src/arch/arduino-nano/driver/gpio.cc
@@ -1,3 +1,8 @@
+/*
+ * Copyright 2020 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
 #include "driver/gpio.h"
 #include <avr/io.h>
 #include <avr/interrupt.h>
-- 
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