IIC_DIRECTCNTL_SDAC
sc->sc_tx = IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC;
sc->sc_bops.ibo_bits[I2C_BIT_SDA] = IIC_DIRECTCNTL_SDAC;
IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC);
tx |= IIC_DIRECTCNTL_SDAC;
bits |= IIC_DIRECTCNTL_SDAC;
rv &= (IIC_DIRECTCNTL_SCC | IIC_DIRECTCNTL_SDAC);