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请问除了修改pinmux和mii_sel=0x5，还需要修改哪些地方才能使uboot支持RMII接口？
您可以参考这篇文档，对RMII PHY的移植总结的还是比较全面的：http://www.deyisupport.com/question_answer/dsp_arm/sitara_arm/f/25/t/45981.aspx
