sh: ecovec: Add support PHY of SMSC

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>

include/configs/ecovec.h

@@ -91,6 +91,7 @@
 #define CONFIG_SH_ETHER 1
 #define CONFIG_SH_ETHER_USE_PORT (0)
 #define CONFIG_SH_ETHER_PHY_ADDR (0x1f)
+#define CONFIG_PHY_SMSC 1
 #define CONFIG_PHYLIB
 #define CONFIG_BITBANGMII
 #define CONFIG_BITBANGMII_MULTI