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/MPC8572DS_defconfig b/configs/MPC8572DS_defconfig
index 78e6205..c5599c9 100644
--- a/configs/MPC8572DS_defconfig
+++ b/configs/MPC8572DS_defconfig
@@ -20,6 +20,7 @@
 CONFIG_MTD_NOR_FLASH=y
 CONFIG_PHYLIB=y
 CONFIG_NETDEVICES=y
+CONFIG_PHY_GIGE=y
 CONFIG_E1000=y
 CONFIG_SYS_NS16550=y
 CONFIG_USB=y