IIC_DIRECTCNTL_SCC
sc->sc_tx = IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC;
sc->sc_bops.ibo_bits[I2C_BIT_SCL] = IIC_DIRECTCNTL_SCC;
IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC);
rv &= (IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC);