r123qq 发表于 2017-9-5 11:09:50

Mr.Lee 发表于 2017-9-5 10:42
底板的原理图能不能提供一下？发我邮箱：

已发您邮箱，请查收，多谢。

jpchen 发表于 2017-9-5 14:54:19

请硬件上先确定VCC_HOST_5V和VCC_HOST_5V_A电压是否正常，还有硬件其他是否正常，同时软件上是否已经同步最新SDK

ziven 发表于 2017-9-12 00:04:13

r123qq 发表于 2017-9-5 11:09
已发您邮箱，请查收，多谢。

您好！我也遇到该问题，请问你解决了吗？麻烦分享补丁

ziven 发表于 2017-9-12 00:04:52

device not accepting address 6, error -71 我的usb host2 插鼠标也是不行，U盘也是不行

ziven 发表于 2017-9-12 00:15:35

rk3288 android5.1 usbhost2 插鼠标log，u盘完全无响应

本帖最后由 ziven 于 2017-9-12 00:16 编辑

   70.504835] vcodec_service: ff9a0000.vpu_service: power off...
[   70.504943] vcodec_service: done
[   72.495213] vcodec_service: ff9a0000.vpu_service: power on
[   73.653960] dwc_otg_hcd_enable, enable host controller
[   73.757622] Using Buffer DMA mode
[   73.757650] Periodic Transfer Interrupt Enhancement - disabled
[   73.757661] Multiprocessor Interrupt Enhancement - disabled
[   73.757671] OTG VER PARAM: 0, OTG VER FLAG: 0
[   73.757680] ^^^^^^^^^^^^^^^^^^Host Mode
[   73.801062] Init: Power Port (0)
[   74.096620] Indeed it is in host mode hprt0 = 00041901
[   74.273674] usb 3-1: new low-speed USB device number 6 using usb20_host
[   74.276113] Indeed it is in host mode hprt0 = 00041901
[   74.450902] usb 3-1: device descriptor read/64, error -71
[   74.560168] Indeed it is in host mode hprt0 = 00041901
[   74.735949] usb 3-1: device descriptor read/64, error -71
[   74.844656] Indeed it is in host mode hprt0 = 00041901
[   75.021604] usb 3-1: new low-speed USB device number 7 using usb20_host
[   75.023494] Indeed it is in host mode hprt0 = 00041901
[   75.198636] usb 3-1: device descriptor read/64, error -71
[   75.308667] Indeed it is in host mode hprt0 = 00041901
[   75.483930] usb 3-1: device descriptor read/64, error -71
[   75.591945] Indeed it is in host mode hprt0 = 00041901
[   75.769259] usb 3-1: new low-speed USB device number 8 using usb20_host
[   76.182314] usb 3-1: device not accepting address 8, error -71
[   76.182419] Indeed it is in host mode hprt0 = 00041901
[   76.359732] usb 3-1: new low-speed USB device number 9 using usb20_host
[   76.772992] usb 3-1: device not accepting address 9, error -71
[   76.773262] hub 3-0:1.0: unable to enumerate USB device on port 1

goodman 发表于 2019-11-25 18:46:33

我这边也是这个现象一模一样，直接拉出了usb_host1的脚，没有接hub，现在接上面什么设备都没有。
只有打印，rk_ehci_hcd_enable,enable host controller.。
虽然是挖坟贴，但是很希望有谁解决了分享下。
页: 1 [2]
查看完整版本: rk3288 reload使用usb host2的问题