TSL2583_CMD_REG
ret = i2c_smbus_read_byte_data(chip->client, TSL2583_CMD_REG);
int reg = TSL2583_CMD_REG | (TSL2583_ALS_CHAN0LO + i);
(TSL2583_CMD_REG | TSL2583_CMD_SPL_FN |
TSL2583_CMD_REG | TSL2583_CNTRL);
TSL2583_CMD_REG | TSL2583_ALS_TIME,
TSL2583_CMD_REG | TSL2583_GAIN,
TSL2583_CMD_REG | TSL2583_CNTRL, state);
TSL2583_CMD_REG | TSL2583_INTERRUPT,
TSL2583_CMD_REG | TSL2583_CHIPID);