I2C_STAT_XDR
I2C_STAT_XDR | I2C_STAT_XRDY);
if (status & I2C_STAT_XDR) {
if (status & I2C_STAT_XDR)
ti_i2c_write_2(sc, I2C_REG_STATUS, I2C_STAT_XDR);