huangzzjy22 发表于 2014-9-10 11:16:21

USB_HUB无法enumerate，请各位高人指点！



    各位高人请帮忙看看，小弟用的飞思卡尔处理器imx28，使用了HUB芯片2514，想分出两个USB口，开机后打印信息如下所示，无法枚举，请大家帮忙看看！

hub 2-1:1.0: USB hub found
hub 2-1:1.0: 4 ports detected
usb 2-1.1: new full speed USB device using fsl-ehci and address 3
usb 2-1.1: device descriptor read/64, error -32
usb 2-1.1: device descriptor read/64, error -32
usb 2-1.1: new full speed USB device using fsl-ehci and address 4
usb 2-1.1: device descriptor read/64, error -32
usb 2-1.1: device descriptor read/64, error -32
usb 2-1.1: new full speed USB device using fsl-ehci and address 5
usb 2-1.1: device not accepting address 5, error -32
usb 2-1.1: new full speed USB device using fsl-ehci and address 6
usb 2-1.1: device not accepting address 6, error -32
hub 2-1:1.0: unable to enumerate USB device on port 1

huangzzjy22 发表于 2014-9-10 13:21:09

有高人可以指点一下吗?迷茫之中！

fengyunyu 发表于 2014-9-12 06:54:05

huangzzjy22 发表于 2014-9-10 13:21
有高人可以指点一下吗?迷茫之中！

换到fsl主版块发帖，分版块关注度低

huangzzjy22 发表于 2014-9-12 22:02:16

已经解决了

redworlf007 发表于 2018-12-5 00:44:25

huangzzjy22 发表于 2014-9-12 22:02
已经解决了

最后啥问题？
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