From: josephl@nvidia.com (Joseph Lo)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V5 9/9] ARM: dts: tegra: add the PM configurations of PMC
Date: Wed, 3 Apr 2013 14:34:25 +0800 [thread overview]
Message-ID: <1364970865.16957.21.camel@jlo-ubuntu-64.nvidia.com> (raw)
In-Reply-To: <20130403055935.GB6764@avionic-0098.mockup.avionic-design.de>
On Wed, 2013-04-03 at 13:59 +0800, Thierry Reding wrote:
> * PGP Signed by an unknown key
>
> On Tue, Apr 02, 2013 at 02:00:55PM -0600, Stephen Warren wrote:
> > On 04/02/2013 05:20 AM, Joseph Lo wrote:
> > > Adding the PM configuration of PMC when the platform support suspend
> > > function.
> >
> > For this patch, some more boards could be supported, but I think we'll
> > have to rely on other people (Lucas, Thierry) to send patches for them,
> > since they know the details of the board. It's fine to leave suspend
> > disabled on those boards until later.
>
> I'm not sure what would be the best way to get the Tamonten devices out
> of suspend again. For Plutux and TEC we have a power button that could
> possibly be reused. There's a WAKEUP pin on the Tamonten connector which
> goes to GPIO PV2, but the mechanism to trigger it is carrier-board
> dependent.
>
> For the Medcom-Wide we don't have a power button, but it could possibly
> use the WAKEUP pin if that's connected. It seems like in all designs it
> goes to the CPLD, but I need to check with engineering if there's a way
> to manipulate it.
>
> So yes, I think for now we can leave suspend disabled on Tamonten and I
> can send patches to enable it once I've clarified with engineering.
>
Hi Thierry,
I just recall I still need at least "nvidia,cpu-pwr-good-time" and
"nvidia,cpu-pwr-off-time" two properties to make CPU idle power-down
mode (same with LP2) work normally after this series.
So can you provide me that or point me out where is your downstream
kernel source? There data would be come from DT after this series.
Thanks,
Joseph
next prev parent reply other threads:[~2013-04-03 6:34 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-02 11:20 [PATCH V5 0/9] ARM: tegra: add platform suspend support Joseph Lo
2013-04-02 11:20 ` [PATCH V5 1/9] gpio: tegra: add gpio wakeup source handling Joseph Lo
2013-04-03 16:29 ` Linus Walleij
2013-04-03 16:52 ` Stephen Warren
2013-04-03 21:20 ` Stephen Warren
2013-04-02 11:20 ` [PATCH V5 2/9] ARM: tegra: irq: add wake up handling Joseph Lo
2013-04-02 11:20 ` [PATCH V5 3/9] ARM: dt: tegra: add bindings of power management configurations for PMC Joseph Lo
2013-04-02 11:20 ` [PATCH V5 4/9] ARM: tegra: pm: add platform suspend support Joseph Lo
2013-04-02 11:20 ` [PATCH V5 5/9] ARM: dts: tegra: add power gpio keys to DT Joseph Lo
2013-04-02 11:20 ` [PATCH V5 6/9] ARM: dts: tegra: whistler: add wakeup source for KBC Joseph Lo
2013-04-02 11:20 ` [PATCH V5 7/9] ARM: dts: tegra: add non-removable and keep-power-in-suspend property for MMC Joseph Lo
2013-04-02 19:58 ` Stephen Warren
2013-04-03 5:45 ` Thierry Reding
2013-04-03 6:28 ` Joseph Lo
2013-04-03 6:59 ` Joseph Lo
2013-04-02 11:20 ` [PATCH V5 8/9] ARM: tegra: config: defconfig update Joseph Lo
2013-04-02 11:20 ` [PATCH V5 9/9] ARM: dts: tegra: add the PM configurations of PMC Joseph Lo
2013-04-02 20:00 ` Stephen Warren
2013-04-03 5:59 ` Thierry Reding
2013-04-03 6:34 ` Joseph Lo [this message]
2013-04-03 7:04 ` Thierry Reding
2013-04-03 7:11 ` Joseph Lo
2013-04-03 7:19 ` Thierry Reding
2013-04-03 7:33 ` Joseph Lo
2013-04-02 19:39 ` [PATCH V5 0/9] ARM: tegra: add platform suspend support Stephen Warren
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