ARM: davinci_all_defconfig: enable SMSC ethernet PHY

The LCDK embeds a LAN8710.

Cc: Sekhar Nori <nsekhar@ti.com>
Cc: Kevin Hilman <khilman@baylibre.com>
Acked-by: Kevin Hilman <khilman@baylibre.com>
Tested-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Karl Beldan <kbeldan@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

arch/arm/configs/davinci_all_defconfig

@@ -81,6 +81,7 @@ CONFIG_TUN=m
 CONFIG_DM9000=y
 CONFIG_TI_DAVINCI_EMAC=y
 CONFIG_LXT_PHY=y
+CONFIG_SMSC_PHY=y
 CONFIG_LSI_ET1011C_PHY=y
 CONFIG_PPP=m
 CONFIG_PPP_DEFLATE=m