Felipe, On 16/02/17 15:06, Roger Quadros wrote: > Hi, > > We rely on the OTG controller block or Extcon to provide us with > VBUS and ID line status via an interrupt. > > This is then used to switch the controller between host, peripheral > and idle roles based on the following table. > > ID VBUS dual-role state > -- ---- --------------- > 0 x A_HOST - Host controller active > 1 0 B_IDLE - Both Host and Gadget controllers inactive > 1 1 B_PERIPHERAL - Gadget controller active > > Series depends on > [1] dwc3 trivial fixes - https://lkml.org/lkml/2017/2/15/204 Would appreciate any feedback on this series. Thanks. > > Changelog: > v2: > - Use extcon device for VBUS/ID events if extcon phandle is present. > - Fix bugs during system suspend/resume. > > cheers, > -roger > > Roger Quadros (4): > usb: dwc3: core.h: add some register definitions > usb: dwc3: omap: don't miss events during suspend/resume > usb: dwc3: add dual-role support > usb: dwc3: Workaround for super-speed host on dra7 in dual-role mode > > Documentation/devicetree/bindings/usb/dwc3.txt | 2 + > drivers/usb/dwc3/core.c | 752 ++++++++++++++++++++++++- > drivers/usb/dwc3/core.h | 131 ++++- > drivers/usb/dwc3/dwc3-omap.c | 16 + > drivers/usb/dwc3/gadget.c | 18 +- > 5 files changed, 895 insertions(+), 24 deletions(-) > -- cheers, -roger -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
