diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 11fc2a2..90ab591 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -154,6 +154,7 @@
 config TS4800_IRQ
 	tristate "TS-4800 IRQ controller"
 	select IRQ_DOMAIN
+	depends on HAS_IOMEM
 	help
 	  Support for the TS-4800 FPGA IRQ controller