diff --git a/drivers/staging/greybus/Makefile b/drivers/staging/greybus/Makefile
index 011e87cb32cf..d45a641076b9 100644
--- a/drivers/staging/greybus/Makefile
+++ b/drivers/staging/greybus/Makefile
@@ -51,7 +51,7 @@ INSTALL_MOD_PATH	?= /..
 PWD			:= $(shell pwd)
 
 # kernel config option that shall be enable
-CONFIG_OPTIONS_ENABLE := POWER_SUPPLY PWM SYSFS SPI USB SND_SOC MMC LEDS_CLASS
+CONFIG_OPTIONS_ENABLE := POWER_SUPPLY PWM SYSFS SPI USB SND_SOC MMC LEDS_CLASS INPUT
 
 # kernel config option that shall be disable
 CONFIG_OPTIONS_DISABLE :=