| Date | Fri, 10 Oct 2014 13:09:49 -0500 | From | Felipe Balbi <> | Subject | Re: [PATCH 12/12] ARM: dts: am335x-bone-common: enable power off and rtc wake up |
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On Thu, Oct 09, 2014 at 09:06:34PM +0200, Johan Hovold wrote: > Configure the RTC as system-power controller, which allows the system to > be powered off as well as woken up again on subsequent RTC alarms. > > Note that the PMIC needs to be put in SLEEP (rather than OFF) mode to > maintain RTC power. Specifically, this means that the PMIC > ti,pmic-shutdown-controller property must be left unset in order to be > able to wake up on RTC alarms. > > Tested on BeagleBone Black (rev A5).
one thing though. IIRC, rtc-only mode does not work with ES1.0 and beagle-bone white uses that. Perhaps move this from bone-common to boneblack.dts ?
other than that
Reviewed-by: Felipe Balbi <balbi@ti.com>
> Signed-off-by: Johan Hovold <johan@kernel.org> > --- > arch/arm/boot/dts/am335x-bone-common.dtsi | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/arch/arm/boot/dts/am335x-bone-common.dtsi b/arch/arm/boot/dts/am335x-bone-common.dtsi > index bde1777b62be..d0693bea9580 100644 > --- a/arch/arm/boot/dts/am335x-bone-common.dtsi > +++ b/arch/arm/boot/dts/am335x-bone-common.dtsi > @@ -298,3 +298,7 @@ > cd-gpios = <&gpio0 6 GPIO_ACTIVE_HIGH>; > cd-inverted; > }; > + > +&rtc { > + ti,system-power-controller; > +}; > -- > 2.0.4 >
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