configs: ls1012a: add pfe configuration for LS1012A

Add configurations for PFE.

Signed-off-by: Calvin Johnson <calvin.johnson@nxp.com>
Signed-off-by: Anjaneyulu Jagarlmudi <anji.jagarlmudi@nxp.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index de1947c..f589978 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -1,4 +1,5 @@
 source "drivers/net/phy/Kconfig"
+source "drivers/net/pfe_eth/Kconfig"
 
 config DM_ETH
 	bool "Enable Driver Model for Ethernet drivers"