Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/dma/coh901318.h b/drivers/dma/coh901318.h
index 95ce1e2..bbf5336 100644
--- a/drivers/dma/coh901318.h
+++ b/drivers/dma/coh901318.h
@@ -1,6 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
 /*
  * Copyright (C) 2007-2013 ST-Ericsson
- * License terms: GNU General Public License (GPL) version 2
  * DMA driver for COH 901 318
  * Author: Per Friden <per.friden@stericsson.com>
  */