* Linus Walleij <linus.walleij@xxxxxxxxxx> [131010 09:19]: > On Thu, Oct 10, 2013 at 6:00 PM, Tony Lindgren <tony@xxxxxxxxxxx> wrote: > > * Roger Quadros <rogerq@xxxxxx> [131010 06:32]: > >> > >> I tried testing this with the USB EHCI driver, but I'm not getting wake up interrupts > >> while the system is still running and only the EHCI controller is runtime suspended. > >> > >> It seems we need to somehow call _reconfigure_io_chain() to update the daisy chain > >> whenever the pad wakeup_enable bit is changed. > > > > Sounds like this is on omap3? Have you tried calling pcs_soc->rearm() in the > > pcs_irq_handle() like the comments there suggest? At least for me that keeps > > the wake-up interrupts continuously running on omap3 instead of just idle modes. > > If the rearm() function is calling this _reconfigure_io_chain my comments > on the fact that this is something that should be handled by the pin > control driver still apply I think .... Yes, except that the reconfigure_io_chain registers are in the PRM module, not in the SCM module where the pinctrl registers are.. And that shared PRM interrupt is used mostly for the internal domain wake-ups, so we should keep that in the PRM driver. Regards, Tony -- 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
