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-rw-r--r--drivers/staging/greybus/uart.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index c6d01b800d3c..c4126c480c3c 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* UART driver for the Greybus "generic" UART module.
*