RE: [RESEND][PATCH v3 1/2] usb: dwc3: Add avoiding vbus glitch happen during xhci reset

2019-06-06 Thread Ran Wang
Hi Sergei, On Thursday, June 06, 2019 16:17 Sergei Shtylyov wrote: > > Hello! > > On 06.06.2019 5:54, Ran Wang wrote: > > > When DWC3 is set to host mode by programming register DWC3_GCTL, VBUS > > (or its control signal) will turn on immediately on related Root Hub > > ports. Then the VBUS

Re: [RESEND][PATCH v3 1/2] usb: dwc3: Add avoiding vbus glitch happen during xhci reset

2019-06-06 Thread Sergei Shtylyov
Hello! On 06.06.2019 5:54, Ran Wang wrote: When DWC3 is set to host mode by programming register DWC3_GCTL, VBUS (or its control signal) will turn on immediately on related Root Hub ports. Then the VBUS will be de-asserted for a little while during xhci reset (conducted by xhci driver) for a