标题: TYPE C0 设置为USB3.0 [打印本页] 作者: 梅名智 时间: 2020-12-8 16:29 标题: TYPE C0 设置为USB3.0 参考了说明文档，将typeC0改成USB3.0 Host；发现无法工作；检测不到设备的插入。
设备电源正常？
使用的是toybrick-prox核心板通过外扩底板实现。 作者: 梅名智 时间: 2020-12-8 18:25
[17:47:44][ 1.295338] xhci-hcd xhci-hcd.10.auto: xHCI Host Controller
[17:47:44][ 1.295574] xhci-hcd xhci-hcd.10.auto: new USB bus registered, assigned bus number 1
[17:47:44][ 1.295966] xhci-hcd xhci-hcd.10.auto: hcc params 0x0220fe64 hci version 0x110 quirks 0x06030010
[17:47:44][ 1.296043] xhci-hcd xhci-hcd.10.auto: irq 230, io mem 0xfe800000
[17:47:44][ 1.296358] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[17:47:44][ 1.296379] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[17:47:44][ 1.296392] usb usb1: Product: xHCI Host Controller
[17:47:44][ 1.296404] usb usb1: Manufacturer: Linux 4.4.189 xhci-hcd
[17:47:44][ 1.296415] usb usb1: SerialNumber: xhci-hcd.10.auto
从日志来看，应该是HOST对了，但是无法识别到设备插入。
此口当升级是可以的，有boot模式能检测到loader设备。证明USB2.0的硬件是OK的。作者: 梅名智 时间: 2020-12-8 18:27
[17:47:44][ 1.288882] mali ff9a0000.gpu: Probed as mali0
[17:47:44][ 1.295338] xhci-hcd xhci-hcd.10.auto: xHCI Host Controller
[17:47:44][ 1.295574] xhci-hcd xhci-hcd.10.auto: new USB bus registered, assigned bus number 1
[17:47:44][ 1.295966] xhci-hcd xhci-hcd.10.auto: hcc params 0x0220fe64 hci version 0x110 quirks 0x06030010
[17:47:44][ 1.296043] xhci-hcd xhci-hcd.10.auto: irq 230, io mem 0xfe800000
[17:47:44][ 1.296358] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002
[17:47:44][ 1.296379] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[17:47:44][ 1.296392] usb usb1: Product: xHCI Host Controller
[17:47:44][ 1.296404] usb usb1: Manufacturer: Linux 4.4.189 xhci-hcd
[17:47:44][ 1.296415] usb usb1: SerialNumber: xhci-hcd.10.auto
[17:47:44][ 1.297013] hub 1-0:1.0: USB hub found
[17:47:44][ 1.297058] hub 1-0:1.0: 1 port detected
[17:47:44][ 1.297401] xhci-hcd xhci-hcd.10.auto: xHCI Host Controller
[17:47:44][ 1.297582] xhci-hcd xhci-hcd.10.auto: new USB bus registered, assigned bus number 2
[17:47:44][ 1.297668] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[17:47:44][ 1.297792] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003
[17:47:44][ 1.297812] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[17:47:44][ 1.297824] usb usb2: Product: xHCI Host Controller
[17:47:44][ 1.297836] usb usb2: Manufacturer: Linux 4.4.189 xhci-hcd
[17:47:44][ 1.297848] usb usb2: SerialNumber: xhci-hcd.10.auto
[17:47:44][ 1.298359] hub 2-0:1.0: USB hub found
[17:47:44][ 1.298406] hub 2-0:1.0: 1 port detected
[17:47:44][ 1.300875] xhci-hcd xhci-hcd.10.auto: remove, state 1