diff --git a/sound/soc/codecs/88pm860x-codec.c b/sound/soc/codecs/88pm860x-codec.c
index df7b4a0989c6..5ca122e51183 100644
--- a/sound/soc/codecs/88pm860x-codec.c
+++ b/sound/soc/codecs/88pm860x-codec.c
@@ -15,6 +15,7 @@
 #include <linux/platform_device.h>
 #include <linux/mfd/88pm860x.h>
 #include <linux/slab.h>
+#include <linux/delay.h>
 #include <sound/core.h>
 #include <sound/pcm.h>
 #include <sound/pcm_params.h>