diff --git a/drivers/cxl/core/mbox.c b/drivers/cxl/core/mbox.c
index f2addb457172..6198637cb0bb 100644
--- a/drivers/cxl/core/mbox.c
+++ b/drivers/cxl/core/mbox.c
@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /* Copyright(c) 2020 Intel Corporation. All rights reserved. */
-#include <linux/io-64-nonatomic-lo-hi.h>
 #include <linux/security.h>
 #include <linux/debugfs.h>
 #include <linux/ktime.h>
diff --git a/drivers/cxl/core/port.c b/drivers/cxl/core/port.c
index 4d1f9c5b5029..b060757c4000 100644
--- a/drivers/cxl/core/port.c
+++ b/drivers/cxl/core/port.c
@@ -1,6 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
 /* Copyright(c) 2020 Intel Corporation. All rights reserved. */
-#include <linux/io-64-nonatomic-lo-hi.h>
 #include <linux/memregion.h>
 #include <linux/workqueue.h>
 #include <linux/debugfs.h>