From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 11/15] ARM: OMAP: timer: Interchange clksrc and clkevt for AM33XX
Date: Mon, 12 Nov 2012 14:54:34 -0800 [thread overview]
Message-ID: <20121112225432.GV6801@atomide.com> (raw)
In-Reply-To: <509C190E.8010001@ti.com>
* Jon Hunter <jon-hunter@ti.com> [121108 12:43]:
>
> On 11/02/2012 07:32 AM, Vaibhav Bedia wrote:
> > AM33XX has only one usable timer in the WKUP domain.
> > Currently the timer instance in WKUP domain is used
> > as the clockevent and the timer in non-WKUP domain
> > as the clocksource. The timer in WKUP domain can keep
> > running in suspend from a 32K clock and hence serve
> > as the persistent clock. To enable this, interchange
> > the timers used as clocksource and clockevent for
> > AM33XX. A subsequent patch will add suspend-resume
> > support for the clockevent to ensure that there are
> > no issues with timekeeping.
> >
> > Signed-off-by: Vaibhav Bedia <vaibhav.bedia@ti.com>
> > ---
> > arch/arm/mach-omap2/timer.c | 2 +-
> > 1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c
> > index 565e575..6584ee0 100644
> > --- a/arch/arm/mach-omap2/timer.c
> > +++ b/arch/arm/mach-omap2/timer.c
> > @@ -460,7 +460,7 @@ OMAP_SYS_TIMER(3_secure)
> > #endif
> >
> > #ifdef CONFIG_SOC_AM33XX
> > -OMAP_SYS_TIMER_INIT(3_am33xx, 1, OMAP4_MPU_SOURCE, 2, OMAP4_MPU_SOURCE)
> > +OMAP_SYS_TIMER_INIT(3_am33xx, 2, OMAP4_MPU_SOURCE, 1, OMAP4_MPU_SOURCE)
> > OMAP_SYS_TIMER(3_am33xx)
> > #endif
>
> By the way, for v3.8 (assuming that timer DT patches go in, currently
> queued in Tony's master), when booting with DT the clock-source and
> clock-events will be selected by timer feature and not ID. So you may
> wish to rebase on top of Tony's master.
Please don't base anything going upstream on the master branch
except for testing. The master branch is just a merge of the
upstream heading branches, and cannot be used as a base for
pulling into anything.
In this case the right branch to use as a base is omap-for-v3.8/dt.
Regards,
Tony
next prev parent reply other threads:[~2012-11-12 22:54 UTC|newest]
Thread overview: 109+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-11-02 12:32 [RFC 00/15] Add basic suspend-resume support for AM33XX Vaibhav Bedia
2012-11-02 12:32 ` [PATCH 01/15] ARM: OMAP2+: mailbox: Add an API for flushing the FIFO Vaibhav Bedia
2012-11-02 19:00 ` Tony Lindgren
2012-11-03 8:24 ` Bedia, Vaibhav
2012-11-03 16:03 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 14:59 ` Santosh Shilimkar
2012-11-02 12:32 ` [PATCH 02/15] ARM: OMAP2+: mailbox: Add support for AM33XX Vaibhav Bedia
2012-11-03 0:14 ` Russ Dill
2012-11-03 8:39 ` Bedia, Vaibhav
2012-11-03 13:48 ` Bedia, Vaibhav
2012-11-03 16:10 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 15:00 ` Santosh Shilimkar
2012-11-02 12:32 ` [PATCH 03/15] ARM: OMAP: mailbox: Convert to device_initcall Vaibhav Bedia
2012-11-03 16:12 ` Santosh Shilimkar
2012-11-02 12:32 ` [PATCH 04/15] ARM: OMAP2+: hwmod: Update the reset API for AM33XX Vaibhav Bedia
2012-11-05 6:58 ` Vaibhav Hiremath
2012-11-05 17:57 ` Bedia, Vaibhav
2012-11-06 6:06 ` Hiremath, Vaibhav
2012-11-06 7:19 ` Bedia, Vaibhav
2012-11-02 12:32 ` [PATCH 05/15] ARM: OMAP2+: AM33XX: Update WKUP_M3 hwmod entry for reset status Vaibhav Bedia
2012-11-03 16:15 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 6:59 ` Vaibhav Hiremath
2012-11-02 12:32 ` [PATCH 06/15] ARM: OMAP2+: hwmod: Enable OCMCRAM registration in AM33XX Vaibhav Bedia
2012-11-03 16:16 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 7:23 ` Vaibhav Hiremath
2012-11-05 17:57 ` Bedia, Vaibhav
2012-11-06 6:07 ` Hiremath, Vaibhav
2012-11-02 12:32 ` [PATCH 07/15] ARM: OMAP2+: hwmod: Update the hwmod data for TPTCs " Vaibhav Bedia
2012-11-05 7:19 ` Vaibhav Hiremath
2012-11-02 12:32 ` [PATCH 08/15] ARM: OMAP2+: hwmod: Fix the omap_hwmod_addr_space for CPGMAC0 Vaibhav Bedia
2012-11-03 16:18 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 9:10 ` Bedia, Vaibhav
2012-11-06 9:29 ` Vaibhav Hiremath
2012-11-06 10:09 ` Bedia, Vaibhav
2012-11-06 13:08 ` Hiremath, Vaibhav
2012-11-06 13:46 ` Bedia, Vaibhav
2012-11-06 13:50 ` Benoit Cousson
2012-11-06 13:56 ` Bedia, Vaibhav
2012-11-02 12:32 ` [PATCH 09/15] ARM: OMAP: AM33XX: Remove unnecessary include and use __ASSEMBLER__ macros Vaibhav Bedia
2012-11-03 16:29 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-02 12:32 ` [PATCH 10/15] ARM: OMAP2+: control: Add some AM33XX Control module registers Vaibhav Bedia
2012-11-02 12:32 ` [PATCH 11/15] ARM: OMAP: timer: Interchange clksrc and clkevt for AM33XX Vaibhav Bedia
2012-11-03 11:43 ` Kevin Hilman
2012-11-03 12:47 ` Bedia, Vaibhav
2012-11-03 13:04 ` Kevin Hilman
2012-11-03 13:48 ` Bedia, Vaibhav
2012-11-05 18:03 ` Kevin Hilman
2012-11-05 21:59 ` Santosh Shilimkar
2012-11-06 14:38 ` Bedia, Vaibhav
2012-11-08 13:15 ` Bedia, Vaibhav
2012-11-06 14:33 ` Bedia, Vaibhav
2012-11-03 16:22 ` Kevin Hilman
2012-11-05 4:40 ` Bedia, Vaibhav
2012-11-03 16:31 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-08 20:41 ` Jon Hunter
2012-11-12 22:54 ` Tony Lindgren [this message]
2012-11-02 12:32 ` [PATCH 12/15] ARM: OMAP: timer: Add suspend-resume callbacks for clockevent device Vaibhav Bedia
2012-11-03 12:15 ` Kevin Hilman
2012-11-03 13:17 ` Bedia, Vaibhav
2012-11-03 13:41 ` Kevin Hilman
2012-11-03 14:03 ` Bedia, Vaibhav
2012-11-05 21:20 ` Jon Hunter
2012-11-06 9:38 ` Bedia, Vaibhav
2012-11-06 16:02 ` Jon Hunter
2012-11-03 15:52 ` Santosh Shilimkar
2012-11-04 15:25 ` Bedia, Vaibhav
2012-11-05 14:55 ` Santosh Shilimkar
2012-11-05 21:04 ` Jon Hunter
2012-11-06 7:32 ` Bedia, Vaibhav
2012-11-06 16:00 ` Jon Hunter
2012-11-02 12:32 ` [PATCH 13/15] ARM: DTS: AM33XX: Add nodes for OCMCRAM and Mailbox Vaibhav Bedia
2012-11-03 12:16 ` Kevin Hilman
2012-11-03 13:17 ` Bedia, Vaibhav
2012-11-03 15:54 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 14:53 ` Santosh Shilimkar
2012-11-05 17:57 ` Bedia, Vaibhav
2012-11-05 19:29 ` Kevin Hilman
2012-11-05 21:19 ` Santosh Shilimkar
2012-11-05 21:45 ` Santosh Shilimkar
2012-11-06 5:08 ` Bedia, Vaibhav
2012-11-05 14:58 ` Santosh Shilimkar
2012-11-02 12:32 ` [PATCH 14/15] ARM: OMAP2+: omap2plus_defconfig: Enable Mailbox Vaibhav Bedia
2012-11-03 12:20 ` Kevin Hilman
2012-11-03 13:17 ` Bedia, Vaibhav
2012-11-03 13:43 ` Kevin Hilman
2012-11-02 12:32 ` [PATCH 15/15] ARM: OMAP2+: AM33XX: Basic suspend resume support Vaibhav Bedia
2012-11-02 13:11 ` Bedia, Vaibhav
2012-11-03 16:57 ` Santosh Shilimkar
2012-11-04 15:26 ` Bedia, Vaibhav
2012-11-05 17:40 ` Kevin Hilman
2012-11-05 21:52 ` Santosh Shilimkar
2012-11-06 12:29 ` Bedia, Vaibhav
2012-11-06 12:38 ` Santosh Shilimkar
2012-11-06 13:00 ` Bedia, Vaibhav
2012-11-06 10:40 ` Bedia, Vaibhav
2012-11-07 1:06 ` Kevin Hilman
2012-11-07 13:25 ` Bedia, Vaibhav
2012-11-07 17:15 ` Kevin Hilman
2012-11-08 13:05 ` Bedia, Vaibhav
2012-11-02 22:16 ` [RFC 00/15] Add basic suspend-resume support for AM33XX Daniel Mack
2012-11-03 8:39 ` Bedia, Vaibhav
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