diff --git a/drivers/usb/chipidea/Makefile b/drivers/usb/chipidea/Makefile
index 57e510f6c24592901a3eabaf40a443bde41b7fab..d92ca325b104f9ccd6b7a27cf2b7177b443190c4 100644
--- a/drivers/usb/chipidea/Makefile
+++ b/drivers/usb/chipidea/Makefile
@@ -1,3 +1,5 @@
+ccflags-$(CONFIG_USB_CHIPIDEA_DEBUG) := -DDEBUG
+
 obj-$(CONFIG_USB_CHIPIDEA)		+= ci_hdrc.o
 
 ci_hdrc-y				:= core.o