From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH] rtc: omap: Support ext_wakeup configuration Date: Mon, 4 Apr 2016 15:40:47 -0700 Message-ID: <20160404224046.GA17042@atomide.com> References: <1459785403-1725-1-git-send-email-m.niestroj@grinn-global.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1459785403-1725-1-git-send-email-m.niestroj-z3quKL4iOrmQ6ZAhV5LmOA@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Marcin Niestroj Cc: rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rob Herring , Pawel Moll , Alessandro Zummo , Alexandre Belloni , Keerthy , linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@vger.kernel.org Hi, * Marcin Niestroj [160404 08:57]: > Support configuration of ext_wakeup sources. This patch makes it > possible to enable ext_wakeup and set it's polarity, depending on board > configuration. AM335x's dedicated PMIC (tps65217) uses ext_wakeup to > notify about power-button presses. Handling power-button presses enables > to recover from RTC-only power states correctly. I suggest you just set this pin up as a minimal gpiochip. That way we can use the standard binding :) And if we get lucky, this pin can also trigger during runtime. Regards, Tony -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html