diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 1567605ab695e21a4b10364b2ff4b99a3885966c..724038dab4caa72db78309def86ec448f259407d 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -292,6 +292,7 @@ config GPIO_TIMBERDALE
 config GPIO_RDC321X
 	tristate "RDC R-321x GPIO support"
 	depends on PCI && GPIOLIB
+	select MFD_CORE
 	select MFD_RDC321X
 	help
 	  Support for the RDC R321x SoC GPIOs over southbridge