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path: root/drivers/tty/serial/nwpserial.c
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Diffstat (limited to 'drivers/tty/serial/nwpserial.c')
-rw-r--r--drivers/tty/serial/nwpserial.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/tty/serial/nwpserial.c b/drivers/tty/serial/nwpserial.c
index c06366b6bc2..5da7622e88c 100644
--- a/drivers/tty/serial/nwpserial.c
+++ b/drivers/tty/serial/nwpserial.c
@@ -22,6 +22,7 @@
#include <linux/of_platform.h>
#include <linux/of_device.h>
#include <linux/nwpserial.h>
+#include <linux/delay.h>
#include <asm/prom.h>
#include <asm/dcr.h>