ti_i2c_dbg
ti_i2c_dbg(sc, "NACK\n");
ti_i2c_dbg(sc, "Arbitration lost\n");
ti_i2c_dbg(sc, "ARDY transaction complete\n");
ti_i2c_dbg(sc, "Receive draining interrupt\n");
ti_i2c_dbg(sc, "Receive data ready interrupt\n");
ti_i2c_dbg(sc, "Transmit draining interrupt\n");
ti_i2c_dbg(sc, "Transmit data ready interrupt\n");
ti_i2c_dbg(sc, "Transfer interrupt without buffer\n");