ipq806x: replace full-text BSC license by SPDX identifier

This replaces a full-text BSD clause by the corresponding SPDX
identifier.

This should make it easier to identify the license both by humans
and machines.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

target/linux/ipq806x/files/arch/arm/boot/dts/qcom-ipq8064-wpq864.dts

@@ -1,34 +1,8 @@
+// SPDX-License-Identifier: BSD-3-Clause
 /*
- *  BSD LICENSE
- *
  *  Copyright (C) 2017 Christian Mehlis <christian@m3hlis.de>
  *  Copyright (C) 2018 Mathias Kresin <dev@kresin.me>
  *  All rights reserved.
- *
- *  Redistribution and use in source and binary forms, with or without
- *  modification, are permitted provided that the following conditions
- *  are met:
- *
- *    1. Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *    2. Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in the
- *       documentation and/or other materials provided with the distribution.
- *    3. Neither the names of the copyright holders nor the names of any
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *  HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "qcom-ipq8064-v1.0.dtsi"