On Mon, Nov 28, 2016 at 05:26:18PM +0100, Alexandre Bailon wrote: > There is no suspend / resume support for da8xx. > Add the PM methods to da8xx glue. > In addition, introduce a new quirk to not clear the devctl register. > Clearing devctl will power off vbus on da8xx platform > (when it is host mode) and then devices will be disconnected on resume. > > The quirk name (MUSB_PRESERVE_DEVCTL) doesn't seem good to me, > so if anyone have better name, I will be happy to rename it. Writting 0 to MUSB_DEVCTL register is basically to clear bit 0 to turn off the session, so I think MUSB_PRESERVE_SESSION would be a better name. Regards, -Bin. > I think there is other ways to fix the VBUS issue but adding a quirk > make the required changes harmless to other platform. > > Alexandre Bailon (3): > usb: musb: da8xx: Add support of suspend / resume > usb: musb: Add a quirk to preserve MUSB_DEVCTL during suspend > usb: musb: da8xx: Fix host mode suspend > > drivers/usb/musb/da8xx.c | 33 +++++++++++++++++++++++++++++++-- > drivers/usb/musb/musb_core.c | 13 +++++++------ > drivers/usb/musb/musb_core.h | 1 + > 3 files changed, 39 insertions(+), 8 deletions(-) > > -- > 2.7.3 > > -- > 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 -- 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
