Introduction - If you have any usage issues, please Google them yourself
Development environment Ubuntu10.10
Kernel source code version linux2.6.32.2
Cross-compiler environment version V4.4.3
Drive function:
The code is S3C2440 I2C port is connected IQS316 capacitive sensing buttons chip driver. Drive every 200ms read IQS316 register once, and the key Organize send the user space.
Chip reasons, the driver is consuming CPU.
The code project practical.