From: Tony Lindgren <tony-4v6yS6AI5VpBDgjK7y7TUQ@public.gmane.org>
To: Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: "Felipe Balbi" <balbi-l0cyMroinI0@public.gmane.org>,
"Alessandro Zummo"
<a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org>,
"Benoît Cousson"
<bcousson-rdvid1DuHRBWk0Htik3J/w@public.gmane.org>,
"Andrew Morton"
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
"Lokesh Vutla" <lokeshvutla-l0cyMroinI0@public.gmane.org>,
"Guenter Roeck" <linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>,
nsekhar-l0cyMroinI0@public.gmane.org,
t-kristo-l0cyMroinI0@public.gmane.org,
j-keerthy-l0cyMroinI0@public.gmane.org,
linux-omap-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
rtc-linux-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 00/12] rtc: omap: fixes and power-off feature
Date: Wed, 22 Oct 2014 09:43:26 -0700 [thread overview]
Message-ID: <20141022164326.GJ2542@atomide.com> (raw)
In-Reply-To: <20141022162104.GB2381@localhost>
* Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> [141022 09:25]:
> On Wed, Oct 22, 2014 at 08:29:56AM -0700, Tony Lindgren wrote:
> > * Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> [141022 04:12]:
> > > On Sat, Oct 11, 2014 at 12:08:18PM -0700, Tony Lindgren wrote:
> > > > * Johan Hovold <johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> [141011 02:42]:
> > > > > On Fri, Oct 10, 2014 at 12:54:22PM -0500, Felipe Balbi wrote:
> > > > > >
> > > > > > is this power-off feature "RTC-only mode" ?
> > > > >
> > > > > Yes, I believe so, at least as long as RTC power is maintained. The
> > > > > pmic_power_en pin can otherwise still be used to power off.
> > > > >
> > > > > On the BeagleBone the PMIC can be configured to enter OFF or SLEEP mode
> > > > > on power off, where the latter (and default) mode keeps the RTC power
> > > > > supply enabled.
> > > > >
> > > > > Thanks for the fast review, Felipe.
> > > >
> > > > Great :) I assume adding the regulator support to this driver should
> > > > also help in the 35xx case?
> > >
> > > If I remember correctly both OMAP and Sitara 35xx have no on-chip RTC so
> > > they won't be using this driver.
> >
> > Sorry I made a typo.. I meanto to ask if adding the regulator
> > helps in your 335x case (not 35xx case)?
>
> Ah, sorry, that's what I first read before I noticed you wrote "35xx"
> twice. :)
Yes sorry my nerves are doing things on their own for some stuff
it seems like :)
> Yes, RTC power can be configured as a regulator on am33xx (e.g. provided
> by LDO1 of the PMIC on BBB). I guess you would still need to configure
> it as always-on to be able to use the RTC-only mode, though.
OK great.
Tony
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next prev parent reply other threads:[~2014-10-22 16:43 UTC|newest]
Thread overview: 113+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-09 19:06 [PATCH 00/12] rtc: omap: fixes and power-off feature Johan Hovold
2014-10-09 19:06 ` [PATCH 01/12] rtc: omap: fix clock-source configuration Johan Hovold
2014-10-10 17:55 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 02/12] rtc: omap: fix missing wakealarm attribute Johan Hovold
2014-10-10 17:55 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 03/12] rtc: omap: fix class-device registration Johan Hovold
2014-10-10 17:59 ` Felipe Balbi
2014-10-11 9:59 ` Johan Hovold
2014-10-13 15:57 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 04/12] rtc: omap: remove unused register-base define Johan Hovold
2014-10-10 17:59 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 05/12] rtc: omap: remove redundant debug message Johan Hovold
2014-10-10 17:59 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 06/12] rtc: omap: use dev_info and dev_dbg Johan Hovold
2014-10-10 18:00 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 07/12] rtc: omap: silence bogus power-up reset message at probe Johan Hovold
2014-10-10 18:00 ` Felipe Balbi
2014-10-10 18:02 ` Felipe Balbi
2014-10-11 10:20 ` Johan Hovold
2014-10-12 0:50 ` Felipe Balbi
2014-10-12 18:42 ` Johan Hovold
2014-10-13 15:56 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 08/12] rtc: omap: restore irq state after reading TC registers Johan Hovold
2014-10-10 18:02 ` Felipe Balbi
2014-10-11 10:12 ` Johan Hovold
2014-10-12 0:47 ` Felipe Balbi
2014-10-22 10:50 ` Johan Hovold
2014-10-23 18:52 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 09/12] rtc: omap: add support for pmic_power_en Johan Hovold
2014-10-10 18:07 ` Felipe Balbi
2014-10-11 10:31 ` Johan Hovold
2014-10-22 10:18 ` Johan Hovold
2014-10-23 18:52 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 10/12] rtc: omap: enable wake-up from power off Johan Hovold
2014-10-10 18:08 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 11/12] ARM: dts: am33xx: update rtc node compatible property Johan Hovold
2014-10-10 18:08 ` Felipe Balbi
2014-10-09 19:06 ` [PATCH 12/12] ARM: dts: am335x-bone-common: enable power off and rtc wake up Johan Hovold
2014-10-10 18:09 ` Felipe Balbi
2014-10-11 10:34 ` Johan Hovold
2014-10-10 17:54 ` [PATCH 00/12] rtc: omap: fixes and power-off feature Felipe Balbi
2014-10-11 9:38 ` Johan Hovold
2014-10-11 19:08 ` Tony Lindgren
2014-10-22 11:07 ` Johan Hovold
2014-10-22 15:29 ` Tony Lindgren
2014-10-22 16:21 ` Johan Hovold
2014-10-22 16:43 ` Tony Lindgren [this message]
2014-10-15 16:55 ` Felipe Balbi
2014-10-15 17:06 ` Johan Hovold
2014-10-15 17:08 ` Felipe Balbi
2014-10-22 10:23 ` Johan Hovold
2014-10-23 18:55 ` Felipe Balbi
2014-10-24 7:58 ` Johan Hovold
2014-10-21 17:37 ` [PATCH v2 00/20] " Johan Hovold
[not found] ` <1413913086-12730-1-git-send-email-johan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2014-10-21 17:37 ` [PATCH v2 01/20] rtc: omap: fix clock-source configuration Johan Hovold
2014-10-21 17:37 ` [PATCH v2 02/20] rtc: omap: fix missing wakealarm attribute Johan Hovold
2014-10-21 17:37 ` [PATCH v2 03/20] rtc: omap: fix interrupt disable at probe Johan Hovold
2014-10-21 17:37 ` [PATCH v2 04/20] rtc: omap: clean up probe error handling Johan Hovold
2014-10-21 17:37 ` [PATCH v2 05/20] rtc: omap: fix class-device registration Johan Hovold
2014-10-21 17:37 ` [PATCH v2 06/20] rtc: omap: remove unused register-base define Johan Hovold
2014-10-21 17:37 ` [PATCH v2 07/20] rtc: omap: use dev_info Johan Hovold
2014-10-21 17:37 ` [PATCH v2 08/20] rtc: omap: make platform-device id table const Johan Hovold
2014-10-21 17:37 ` [PATCH v2 09/20] rtc: omap: add device abstraction Johan Hovold
2014-10-21 17:37 ` [PATCH v2 10/20] rtc: omap: remove DRIVER_NAME macro Johan Hovold
2014-10-21 17:37 ` [PATCH v2 11/20] rtc: omap: add structured device-type info Johan Hovold
2014-10-21 17:37 ` [PATCH v2 12/20] rtc: omap: silence bogus power-up reset message at probe Johan Hovold
2014-10-21 17:37 ` [PATCH v2 13/20] rtc: omap: add helper to read raw bcd time Johan Hovold
2014-10-21 17:38 ` [PATCH v2 14/20] rtc: omap: add helper to read 32-bit registers Johan Hovold
2014-10-21 17:38 ` [PATCH v2 15/20] rtc: omap: add support for pmic_power_en Johan Hovold
2014-10-21 17:38 ` [PATCH v2 16/20] rtc: omap: enable wake-up from power off Johan Hovold
2014-10-21 17:38 ` [PATCH v2 17/20] rtc: omap: fix minor coding style issues Johan Hovold
2014-10-21 17:38 ` [PATCH v2 18/20] rtc: omap: add copyright entry Johan Hovold
2014-10-21 17:38 ` [PATCH v2 19/20] ARM: dts: am33xx: update rtc-node compatible property Johan Hovold
2014-10-21 17:38 ` [PATCH v2 20/20] ARM: dts: am335x-boneblack: enable power off and rtc wake up Johan Hovold
2014-10-24 16:08 ` [PATCH v2 00/20] rtc: omap: fixes and power-off feature Felipe Balbi
2014-10-24 19:02 ` Johan Hovold
2014-10-24 19:25 ` Felipe Balbi
2014-10-24 19:29 ` Felipe Balbi
2014-10-24 19:36 ` Johan Hovold
2014-10-24 19:44 ` Felipe Balbi
2014-10-24 19:55 ` Johan Hovold
2014-10-24 20:08 ` Felipe Balbi
2014-10-27 23:22 ` Andrew Morton
2014-10-28 0:25 ` Russell King - ARM Linux
[not found] ` <20141028002552.GX12379-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2014-10-28 8:16 ` Johan Hovold
2014-10-28 8:47 ` Russell King - ARM Linux
2014-10-28 13:12 ` Johan Hovold
2014-10-28 15:16 ` Russell King - ARM Linux
2014-10-29 12:34 ` Johan Hovold
2014-10-29 12:55 ` Romain Perier
[not found] ` <CABgxDo+ewxNwb3RrBVZA7kqYMvSujLb9U6A6FCvnHQH1W8V0kg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2014-10-29 13:00 ` Johan Hovold
2014-10-29 13:11 ` Romain Perier
2014-10-29 13:44 ` Johan Hovold
2014-10-29 13:10 ` Russell King - ARM Linux
2014-10-29 13:22 ` Johan Hovold
2014-10-29 15:25 ` Guenter Roeck
2014-10-29 15:51 ` Johan Hovold
2014-10-30 10:01 ` Johan Hovold
2014-10-29 13:20 ` Guenter Roeck
2014-10-29 13:35 ` Johan Hovold
2014-10-29 15:36 ` Guenter Roeck
2014-10-29 15:54 ` Johan Hovold
2014-10-27 8:09 ` [PATCH v3] rtc: omap: add support for pmic_power_en Johan Hovold
2014-10-27 16:45 ` Felipe Balbi
2014-10-27 16:56 ` Johan Hovold
2014-10-27 17:09 ` Felipe Balbi
2014-10-27 22:40 ` Andrew Morton
[not found] ` <20141027154031.4492ea11d401045ca04a3ff8-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2014-10-28 8:36 ` Johan Hovold
2014-10-28 21:18 ` Andrew Morton
2014-10-29 12:46 ` Johan Hovold
2014-10-29 12:50 ` Johan Hovold
2014-10-29 19:14 ` Andrew Morton
2014-10-30 9:55 ` [PATCH v4] " Johan Hovold
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