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-rw-r--r--sound/soc/codecs/max98373.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/codecs/max98373.c b/sound/soc/codecs/max98373.c
index 1093f766d0d2..d6868c9a9ce6 100644
--- a/sound/soc/codecs/max98373.c
+++ b/sound/soc/codecs/max98373.c
@@ -2,6 +2,7 @@
// Copyright (c) 2017, Maxim Integrated
#include <linux/acpi.h>
+#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/module.h>
#include <linux/regmap.h>