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Date: Mon, 20 Feb 2017 09:21:04 -0800 From: Tony Lindgren <tony@...mide.com> To: Alexandre Belloni <alexandre.belloni@...e-electrons.com> Cc: Sebastian Reichel <sre@...nel.org>, Alessandro Zummo <a.zummo@...ertech.it>, rtc-linux@...glegroups.com, linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/1] rtc: cpcap: new rtc driver * Alexandre Belloni <alexandre.belloni@...e-electrons.com> [170220 08:40]: > On 20/02/2017 at 08:31:56 -0800, Tony Lindgren wrote: > > * Sebastian Reichel <sre@...nel.org> [170219 23:37]: > > > This driver supports the Motorola CPCAP PMIC found on > > > some of Motorola's mobile phones, such as the Droid 4. > > > > Hey that's cool, works for me for reading and setting date :) > > Just noticed one thing, see below. > > > > > +Requires node properties: > > > +- compatible: should contain "motorola,cpcap-rtc" > > > +- interrupts: An interrupt specifier for alarm and 1 Hz irq > > > + > > > +Example: > > > + > > > +cpcap_rtc: rtc { > > > + compatible = "motorola,cpcap-rtc"; > > > + interrupts = <39 IRQ_TYPE_NONE>, <26 IRQ_TYPE_NONE>; > > > +}; > > > > I tried rtcwake -s 3, but got the following: > > > > rtcwake: cannot open /sys/class/rtc/rtc0/device/power/wakeup: > > No such file or directory > > rtcwake: /dev/rtc0 not enabled for wakeup events > > > > Then tried adding "wakeup-source" to above but I think the driver > > needs something, maybe probably just PM ops? > > > > Probably device_init_wakeup(dev, 1) ? That gets us a bit closer but now produces: rtcwake: write error Regards, Tony
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