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AM3354: AM3354 kernel3.2 如何支持PTP对时

Part Number: AM3354


在menuconfig界面打开了CONFIG_TI_CPTS开关,重新编译内核,烧录后

使用ethtool -T eth0指令发现如下问题:

Time stamping parameters for eth0:

Cannot get device time stamping settings: Operation not supported

请问大佬们,吴彦祖们,迪丽热巴们如果支持PTP对时啊?