SPD5118_REG_I2C_LEGACY_MODE
case SPD5118_REG_I2C_LEGACY_MODE:
.selector_reg = SPD5118_REG_I2C_LEGACY_MODE,
mode = i2c_smbus_read_byte_data(client, SPD5118_REG_I2C_LEGACY_MODE);
err = i2c_smbus_write_byte_data(client, SPD5118_REG_I2C_LEGACY_MODE,
i2c_smbus_write_byte_data(client, SPD5118_REG_I2C_LEGACY_MODE, mode);
mode = i2c_smbus_read_byte_data(client, SPD5118_REG_I2C_LEGACY_MODE);