Change license to BSD-2-Clause

This was announced on the Tillitis Blog the 2nd of October 2024, for
more info visit https://tillitis.se

hw/application_fpga/tools/load_preloaded_app.sh

@@ -1,7 +1,8 @@
 #!/bin/bash -e
 
 # SPDX-FileCopyrightText: 2025 Tillitis AB <tillitis.se>
-# SPDX-License-Identifier: GPL-2.0-only
+# SPDX-License-Identifier: BSD-2-Clause
+
 if [ $# != 2 ]
 then
     echo "Usage: $0 slot_num app_file"

hw/application_fpga/tools/patch_uds_udi.py

@@ -3,7 +3,7 @@
 #
 # Copyright (C) 2023 Tillitis AB
 # Written by Myrtle Shah <gatecat@ds0.me>
-# SPDX-License-Identifier: GPL-2.0-only
+# SPDX-License-Identifier: BSD-2-Clause
 #
 # Script to patch in a Unique Device Secret (UDS) and a Unique Device
 # Identifier (UDI) from files into a bitstream.

hw/application_fpga/tools/run_pnr.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # SPDX-FileCopyrightText: 2025 Tillitis AB <tillitis.se>
-# SPDX-License-Identifier: GPL-2.0-only
+# SPDX-License-Identifier: BSD-2-Clause
 
 help() {
     echo "Usage: $(basename $0) [OPTION]"

hw/application_fpga/tools/tpt/hkdf.py

@@ -1,5 +1,5 @@
 # Copyright (c) 2012 Christopher H. Casebeer. All rights reserved.
-# SPDX-License-Identifier: BSD-2
+# SPDX-License-Identifier: BSD-2-Clause
 #
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are met:

hw/application_fpga/tools/tpt/tpt.py

@@ -9,7 +9,7 @@
 # The tool use HKDF (RFC5869) to generate the UDS.
 #
 # Copyright (C) 2022, 2023 - Tillitis AB
-# SPDX-License-Identifier: GPL-2.0-only
+# SPDX-License-Identifier: BSD-2-Clause
 #
 #=======================================================================