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外扩TI串口扩展芯片DTS修改咨询



我在335x上外扩了一片ti的tl16cp754串口扩展芯片,一扩四路

4个串口各自有独立的gpio中断,挂在同一个bank的gpio下

对于外挂串口芯片dts文件的编写方法,只知道在gpmc节点下挂8250,但是四个interrupts如何指定? 是否有例子可以参考呢?