diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 1c2a389e6dc26dbc13109d6d56f0a7e167c61f0f..58ed055c1c08b7e93ecf85b5ae191e86c6ba7549 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -80,7 +80,7 @@ config MFD_CROS_EC_I2C
 
 config MFD_CROS_EC_SPI
 	tristate "ChromeOS Embedded Controller (SPI)"
-	depends on MFD_CROS_EC && SPI
+	depends on MFD_CROS_EC && SPI && OF
 
 	---help---
 	  If you say Y here, you get support for talking to the ChromeOS EC