On Monday 14 December 2015 15:26:11 Peter Chen wrote: > Hi all, > > There is a known issue that the USB code can't handle USB HUB's > external pins well, in that case, it may cause some onboard > USB HUBs can't work since their PHY's clock or reset pin needs to > operate. > > The user reported this issue at below: > http://www.spinics.net/lists/linux-usb/msg131502.html > > In this patch set, I add a generic onboard USB HUB driver to > handle this problem, the external signals will be configured > before usb controller's initialization, it much likes we did > it at board code before. > > The user needs to add this generic hub node at dts to support it. > > @The udoo users, help to test please. I still think need to do this properly by representing the hub device as a USB device, using power sequencing code like MMC does. Arnd -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html