ARM: omap2plus_defconfig: enable DP83867 phy driver

TI's DP83867 phy is used on DRA72x EVM rev C and DRA71x
EVMs. Enable support for it in omap2plus_defconfig.

The driver is built into the kernel to help NFS booting.
Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/configs/omap2plus_defconfig

@@ -170,6 +170,7 @@ CONFIG_TI_CPTS=y
 # CONFIG_NET_VENDOR_WIZNET is not set
 CONFIG_AT803X_PHY=y
 CONFIG_DP83848_PHY=y
+CONFIG_DP83867_PHY=y
 CONFIG_MICREL_PHY=y
 CONFIG_SMSC_PHY=y
 CONFIG_PPP=m