目前调试的情况是这 样的,PHY用的是KSZ8041FTL,外接时钟50MHz,RMII配置。u-boot阶段网口工作正常可以ping通,系统(linux)启动过程中可以识别到该phy,启动完毕后系统也能识别网线的拔插,但是就是ping不通。试了两块板子现象一样,应该不会是焊接有问题,请教一下这种问题应该如何排查。
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