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Diffstat (limited to 'drivers/thunderbolt/tb_regs.h')
-rw-r--r--drivers/thunderbolt/tb_regs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb_regs.h b/drivers/thunderbolt/tb_regs.h
index 582bd1f156dc..5d94142afda6 100644
--- a/drivers/thunderbolt/tb_regs.h
+++ b/drivers/thunderbolt/tb_regs.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Thunderbolt Cactus Ridge driver - Port/Switch config area registers
*