这个是我学习linux内核驱动时总结的一点总线与设备的关系-This is summed up when I learn the Linux kernel driver a little bus and equipment

自己写的平台总线 根据linux系统架构分为dev和drvier 还有测试程序和makfile 支持s3c2440 内核2.6-Write their own platform bus the dev and drvier also test procedures and makfile to support s3c2440 linux system architecture is divided into Kernel 2.6

I2c-dev.c is part of I2C equipment, access interface device, the access to the hardware is realized by i2c_adapter. It is during initialization, need to register a i2c_driver to the I2C Core. I think this is just to let the user access layer of I2C b