--- /dev/null
+Index: linux-5.4.77/drivers/net/dsa/Kconfig
+===================================================================
+--- linux-5.4.77.orig/drivers/net/dsa/Kconfig
++++ linux-5.4.77/drivers/net/dsa/Kconfig
+@@ -63,6 +63,8 @@ config NET_DSA_QCA8K
+ This enables support for the Qualcomm Atheros QCA8K Ethernet
+ switch chips.
+
++source "drivers/net/dsa/rtl83xx/Kconfig"
++
+ config NET_DSA_REALTEK_SMI
+ tristate "Realtek SMI Ethernet switch family support"
+ depends on NET_DSA
+Index: linux-5.4.77/drivers/net/dsa/Makefile
+===================================================================
+--- linux-5.4.77.orig/drivers/net/dsa/Makefile
++++ linux-5.4.77/drivers/net/dsa/Makefile
+@@ -21,3 +21,4 @@ obj-y += b53/
+ obj-y += microchip/
+ obj-y += mv88e6xxx/
+ obj-y += sja1105/
++obj-y += rtl83xx/