[PATCH V2 9/9] ARM: dts: tegra: add the PM configurations of PMC

Joseph Lo josephl at nvidia.com
Tue Mar 12 22:43:43 EDT 2013


Hi Marc,

On Tue, 2013-03-12 at 18:43 +0800, Marc Dietrich wrote:
> Am Dienstag, 12. März 2013, 12:04:03 schrieb Joseph Lo:
> > Adding the PM configuration of PMC when the platform support suspend
> > function.
> > 
> > Signed-off-by: Joseph Lo <josephl at nvidia.com>
> > ---
> > V2:
> > * no change
> > ---
> >  arch/arm/boot/dts/tegra20-harmony.dts   | 6 ++++++
> >  arch/arm/boot/dts/tegra20-paz00.dts     | 7 +++++++
> >  arch/arm/boot/dts/tegra20-seaboard.dts  | 6 ++++++
> >  arch/arm/boot/dts/tegra20-trimslice.dts | 9 +++++++++
> >  arch/arm/boot/dts/tegra20-ventana.dts   | 6 ++++++
> >  arch/arm/boot/dts/tegra20-whistler.dts  | 8 ++++++++
> >  arch/arm/boot/dts/tegra30-beaver.dts    | 7 +++++++
> >  arch/arm/boot/dts/tegra30-cardhu.dtsi   | 7 +++++++
> >  8 files changed, 56 insertions(+)
> > 
> > [...]
> >
> > diff --git a/arch/arm/boot/dts/tegra20-paz00.dts
> > b/arch/arm/boot/dts/tegra20-paz00.dts index 41e82e3..cd8e798 100644
> > --- a/arch/arm/boot/dts/tegra20-paz00.dts
> > +++ b/arch/arm/boot/dts/tegra20-paz00.dts
> > @@ -415,6 +415,13 @@
> > 
> >  	pmc {
> >  		nvidia,invert-interrupt;
> > +		nvidia,suspend-mode = <2>;
> > +		nvidia,cpu-pwr-good-time = <5000>;
> 
> should be 2000
> 
> > +		nvidia,cpu-pwr-off-time = <5000>;
> 
> should be 0
> 
> > +		nvidia,core-pwr-good-time = <3845 3845>;
> 
> mmh, no idea here. original source [1] shows 0x7e7e ticks which translates to 
> 1 sec?
> 
The ticks was based on the 32KHz clock domain. I translate it to uS.

> > +		nvidia,core-pwr-off-time = <3875>;
> 
> should be 0
> 
> > +		nvidia,sys-clock-req-active-high;
> > +		nvidia,combined-power-req;
> 
> paz00 has no combined power req.
> 
> >  	};
> > 
> >  	usb at c5000000 {
> 
> [1]: http://gitorious.org/ac100/kernel/blobs/2.6.32/arch/arm/mach-tegra/odm_kit/query/paz00/nvodm_query.c#line649
> 
Thanks for your review and point me out the detail information about
paz00 board.

Joseph




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