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AM3352: 设备起来usb扫描不到U盘,重启设备挂死在uboot下的usb中断里面

Part Number: AM3352


   说明:当前使用的am3352的sdk版本是比较老的版本,且不能升级最新的sdk版本

重启设备挂死在uboot下的usb中断里面    卡死在uboot阶段的log

设备起来后U盘插入一直枚举但是识别不到