I2C_PFC_PIN
I2C_PFC_PIN(i2c1_a, RCAR_GP_PIN(3, 8), RCAR_GP_PIN(3, 9));
I2C_PFC_PIN(i2c1_b, RCAR_GP_PIN(4, 17), RCAR_GP_PIN(4, 18));
I2C_PFC_PIN(i2c2_a, PIN_CS1_A26, RCAR_GP_PIN(1, 3));
I2C_PFC_PIN(i2c2_b, RCAR_GP_PIN(0, 3), RCAR_GP_PIN(0, 4));
I2C_PFC_PIN(i2c2_c, RCAR_GP_PIN(4, 15), RCAR_GP_PIN(4, 16));
I2C_PFC_PIN(i2c3_a, RCAR_GP_PIN(1, 14), RCAR_GP_PIN(1, 15));
I2C_PFC_PIN(i2c3_b, RCAR_GP_PIN(1, 16), RCAR_GP_PIN(1, 19));
I2C_PFC_PIN(i2c3_c, RCAR_GP_PIN(1, 22), RCAR_GP_PIN(1, 23));