diff --git a/configs/porter_defconfig b/configs/porter_defconfig
index 53d197c2fa888bd4415fe1b417134cf605ad3b16..736576c78eef59263d546b1d55bae22237dbe7bf 100644
--- a/configs/porter_defconfig
+++ b/configs/porter_defconfig
@@ -50,6 +50,8 @@ CONFIG_SPL_CLK=y
 CONFIG_CLK_RENESAS=y
 CONFIG_DM_GPIO=y
 CONFIG_RCAR_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_SYS_I2C_RCAR_IIC=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_UNIPHIER=y
 CONFIG_SPI_FLASH=y
diff --git a/include/configs/porter.h b/include/configs/porter.h
index 1816f2fd766a196f70898f4cbb1cc1195004f4c4..eb28d1afcca6618833157427b1b3e71d43338641 100644
--- a/include/configs/porter.h
+++ b/include/configs/porter.h
@@ -49,20 +49,6 @@
 
 #define CONFIG_SYS_TMU_CLK_DIV	4
 
-/* i2c */
-#define CONFIG_SYS_I2C
-#define CONFIG_SYS_I2C_SH
-#define CONFIG_SYS_I2C_SLAVE		0x7F
-#define CONFIG_SYS_I2C_SH_NUM_CONTROLLERS	3
-#define CONFIG_SYS_I2C_SH_SPEED0	400000
-#define CONFIG_SYS_I2C_SH_SPEED1	400000
-#define CONFIG_SYS_I2C_SH_SPEED2	400000
-#define CONFIG_SH_I2C_DATA_HIGH		4
-#define CONFIG_SH_I2C_DATA_LOW		5
-#define CONFIG_SH_I2C_CLOCK		10000000
-
-#define CONFIG_SYS_I2C_POWERIC_ADDR	0x58 /* da9063 */
-
 #define CONFIG_EXTRA_ENV_SETTINGS	\
 	"fdt_high=0xffffffff\0"		\
 	"initrd_high=0xffffffff\0"