利用I2C设备驱动框架实现AT24C02的驱动，详细讲述了如何如何注册混杂设备，如何在linux内核分离的思想下将设备与driver匹配，调用probe函数-Utilizes an I2C device driver fr a mework achieve AT24C02 driver, describes in detail how to how to register the hybrid device, how under the idea of separation of the Lin