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TMS320C6748: 关于RMII接口无法驱动成功的问题

Part Number: TMS320C6748


我想请问一下,我的驱动程序使用TMS320C6748时,使用mii接口已经可以ping通,但是换成RMII接口后却无法ping通,我查阅datasheet后总结出该芯片无需区分rmii和mii接口,只需要使能对应EMAC控制器和PINMUX更改一下即可,但是现在却ping不同,我想问一下我的理解对吗