v4.19.13 snapshot.
diff --git a/drivers/net/ethernet/stmicro/Kconfig b/drivers/net/ethernet/stmicro/Kconfig
new file mode 100644
index 0000000..ecd7a5e
--- /dev/null
+++ b/drivers/net/ethernet/stmicro/Kconfig
@@ -0,0 +1,22 @@
+#
+# STMicroelectronics device configuration
+#
+
+config NET_VENDOR_STMICRO
+ bool "STMicroelectronics devices"
+ default y
+ depends on HAS_IOMEM
+ ---help---
+ If you have a network (Ethernet) card based on Synopsys Ethernet IP
+ Cores, say Y.
+
+ Note that the answer to this question doesn't directly affect the
+ kernel: saying N will just cause the configurator to skip all
+ the questions about STMicroelectronics cards. If you say Y, you will
+ be asked for your specific card in the following questions.
+
+if NET_VENDOR_STMICRO
+
+source "drivers/net/ethernet/stmicro/stmmac/Kconfig"
+
+endif # NET_VENDOR_STMICRO