diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index 07ec8a8..e11b5fc 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -329,6 +329,18 @@
 
 menu "Bus options"
 
+config PCI
+	bool "PCI support"
+	default y
+	select PCI_DOMAINS
+	---help---
+	  Enable PCI root complex support, so PCIe endpoint devices can
+	  be attached to the Tile chip.  Many, but not all, PCI devices
+	  are supported under Tilera's root complex driver.
+
+config PCI_DOMAINS
+	bool
+
 config NO_IOMEM
 	def_bool !PCI