iicoc_dev_write
iicoc_dev_write(dev, OC_I2C_DATA_REG, data);
iicoc_dev_write(dev, OC_I2C_CMD_REG, cmd);
iicoc_dev_write(dev, OC_I2C_CTRL_REG,
iicoc_dev_write(dev, OC_I2C_PRESCALE_LO_REG, value & 0xff);
iicoc_dev_write(dev, OC_I2C_PRESCALE_HI_REG, value >> 8);
iicoc_dev_write(dev, OC_I2C_CTRL_REG, value | OC_CONTROL_EN);
iicoc_dev_write(dev, OC_I2C_CMD_REG, OC_COMMAND_STOP);
iicoc_dev_write(dev, OC_I2C_CMD_REG, OC_COMMAND_STOP);
iicoc_dev_write(dev, OC_I2C_CMD_REG, cmd);