nanopi2-触摸屏-I2C Note

1、I2C驱动
drivers/i2c/busses/i2c-nxp.c 


2、触摸屏驱动
drivers/input/touchscreen/ft5x0x_ts.c  it7260_mts.c  两款I2C接口的tp


ts_if.c   RS232接口
1wire_host.c  MCU：背光调节  LCD类型值读取  对于电阻屏，连接触控IC，通过GPIO将数据给ARM主控
ads7846.c  触控IC


http://wiki.friendlyarm.com/wiki/index.php/LCD-S702/zh  有LCD触摸屏相关的资料和说明


//it7260_mts.c
i2c_driver

背光调节：vendor/friendly-arm/nanopi2/liblight

TP参考链接：

http://blog.csdn.net/wh_19910525/article/details/10819869

http://blog.csdn.net/loongembedded/article/details/51232802

http://blog.csdn.net/yunfly163/article/details/7388230#comments

http://blog.csdn.net/xubin341719/article/details/7677987

http://www.docin.com/p-270804529.html    it7260 datesheet