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看了AM5726 DMA部分的手册，云里雾里的，想写一个通过DMA方式通讯的驱动，不知如何下手，望大神给些建议和思路，谢谢。
可以看一下processor SDK里的EDMA3 driver。http://processors.wiki.ti.com/index.php/Processor_SDK_RTOS_EDMA3
