天嵌提供的GPIO驱动没什么用,限制性太大了,

这个是基于天嵌2440的GPIO驱动,

通过输入子系统event层,编写的gpio标准键盘驱动

除了板上的4个按键,从GPIO外展增加了两个按键,

为与PC上调试,定义为F1到F6-EmbbedSky provided gpio driver is useless, too restrictive, this is based on the TQ2440, through the input subsystem event layer, prepared by the gpio driver in addition to the standard keyboard key board 4, from increased outreach GPIO two buttons with the PC, debugging, defined as F1 to F6 ...