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AM3505的MCBSP驱动使用方法

Other Parts Discussed in Thread: AM3505

CPU:AM3505
Linux:2.6.37  ti-sdk-am3517-evm-05.02.00.00-Linux-x86-Install

自己做的主板上有AM3505和DSP两个CPU,之间通过MCBSP1进行DMA通信,硬件测试已经没问题,
在内核配置时选上Sound car support后,启动板卡,进入文件系统后,在/sys/devices/platform/下,
有omap-mcbsp.1到omap-mcbsp.5这五个设备,进入omap-mcbsp.1目录,有dma_op_mode,matrix_rx_thres,
max_tx_thres,modalias,uevent等节点,请问应用软件怎样调用驱动,接收和发送程序