diff --git a/include/configs/sh7757lcr.h b/include/configs/sh7757lcr.h
index 708bff7..d5c7b72 100644
--- a/include/configs/sh7757lcr.h
+++ b/include/configs/sh7757lcr.h
@@ -109,6 +109,7 @@
 #define CONFIG_PHYLIB
 #define CONFIG_BITBANGMII
 #define CONFIG_BITBANGMII_MULTI
+#define CONFIG_SH_ETHER_PHY_MODE PHY_INTERFACE_MODE_MII
 
 #define SH7757LCR_ETHERNET_MAC_BASE_SPI	0x000b0000
 #define SH7757LCR_SPI_SECTOR_SIZE	(64 * 1024)