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Diffstat (limited to 'drivers/iio/proximity/srf04.c')
-rw-r--r--drivers/iio/proximity/srf04.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/iio/proximity/srf04.c b/drivers/iio/proximity/srf04.c
index 1bad4018d1aa..8b50d56b0a03 100644
--- a/drivers/iio/proximity/srf04.c
+++ b/drivers/iio/proximity/srf04.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SRF04: ultrasonic sensor for distance measuring by using GPIOs
*
* Copyright (c) 2017 Andreas Klinger <ak@it-klinger.de>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* For details about the device see:
* http://www.robot-electronics.co.uk/htm/srf04tech.htm
*