--- a/net/dsa/Kconfig
+++ b/net/dsa/Kconfig
@@ -29,6 +29,15 @@ config NET_DSA_TAG_QINQ
 
 
 # switch drivers
+config NET_DSA_AR7240
+	bool "Atheros AR7240 built-in ethernet switch support"
+	depends on ATHEROS_AR71XX
+	default n
+	select NET_DSA_TAG_QINQ
+	---help---
+	  This enables support for the built-in ethernet switch of the
+	  Atheros AR7240 SoC.
+
 config NET_DSA_MV88E6XXX
 	bool
 	default n
--- a/net/dsa/Makefile
+++ b/net/dsa/Makefile
@@ -5,6 +5,7 @@ obj-$(CONFIG_NET_DSA_TAG_QINQ) += tag_qi
 obj-$(CONFIG_NET_DSA_TAG_TRAILER) += tag_trailer.o
 
 # switch drivers
+obj-$(CONFIG_NET_DSA_AR7240) += ar7240.o
 obj-$(CONFIG_NET_DSA_MV88E6XXX) += mv88e6xxx.o
 obj-$(CONFIG_NET_DSA_MV88E6060) += mv88e6060.o
 obj-$(CONFIG_NET_DSA_MV88E6063) += mv88e6063.o