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dp83867 网络phy不通



HI

   1、dp83867连接RGMII模式。rx_clk可以测到125MHZ时钟。tx_clk测到25MHZ时钟

        在uboot下网络ping不通。

    2、在uboot下有什么设置吗?或者初始化的吗?

   3、硬件原理如下