add copyright notices

diff --git a/src/crg.py b/src/crg.py
index fd4566b87283722f6921d71a19d83091893fa77d..195e8fdad79364a690dd71d3e2b9d2c3e59707d3 100644 (file)
--- a/src/crg.py
+++ b/src/crg.py
@@ -1,4 +1,14 @@
-# This file is Copyright (c) 2020 LambdaConcept <contact@lambdaconcept.com>
+# Copyright (c) 2020 LambdaConcept <contact@lambdaconcept.com>
+# Copyright (c) 2021 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
+# Copyright (c) 2018-2020 Florent Kermarrec <florent@enjoy-digital.fr>
+# Copyright (c) 2019 Michael Betz <michibetz@gmail.com>
+#
+# Based on code from LambaConcept, from the gram example which is BSD-2-License
+# https://github.com/jeanthom/gram/tree/master/examples
+#
+# Modifications for the Libre-SOC Project funded by NLnet and NGI POINTER
+# under EU Grants 871528 and 957073, under the LGPLv3+ License
+
 
 from nmigen import *