configs: Finish migration of PHY_GIGE

Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/MPC8548CDS_defconfig b/configs/MPC8548CDS_defconfig
index feaed81..bab2505 100644
--- a/configs/MPC8548CDS_defconfig
+++ b/configs/MPC8548CDS_defconfig
@@ -15,6 +15,7 @@
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 CONFIG_NETDEVICES=y
+CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y