linux-kernel - Re: [PATCH 0/5] ARM: OMAP2+: Introduce cpuidle for am335x/am437x

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Message-ID: <20200227173419.GG37466@atomide.com>
Date:   Thu, 27 Feb 2020 09:34:19 -0800
From:   Tony Lindgren <tony@...mide.com>
To:     santosh.shilimkar@...cle.com
Cc:     Dave Gerlach <d-gerlach@...com>,
        Santosh Shilimkar <ssantosh@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-omap@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [PATCH 0/5] ARM: OMAP2+: Introduce cpuidle for am335x/am437x

* santosh.shilimkar@...cle.com <santosh.shilimkar@...cle.com> [200226 19:56]:
> On 2/26/20 10:43 AM, Tony Lindgren wrote:
> > Santosh,
> > 
> > * Tony Lindgren <tony@...mide.com> [191213 15:04]:
> > > * Dave Gerlach <d-gerlach@...com> [191212 19:07]:
> > > > Hi,
> > > > This series adds support for cpuidle on am335x and am437x using the
> > > > cpuidle_arm driver. When testing on am335x-evm and am437x-gp-evm the
> > > > follow power consumption reductions are seen on v5.5-rc1 baseline:
> > > > 
> > > > 
> > > > Idling at command line, CPUFreq userspace governor to 300MHz:
> > > >    am335x-evm:
> > > >      VDD_MPU: 48 mW -> 5 mW
> > > > 
> > > >    am437x-gp-evm:
> > > >      VDD_MPU: 32 mW -> 3 mW
> > > > 
> > > > 
> > > > Idling at command line, CPUFreq userspace governor to 1GHz:
> > > >    am335x-evm:
> > > >      VDD_MPU: 313 mW -> 18 mW
> > > > 
> > > >    am437x-gp-evm:
> > > >      VDD_MPU: 208 mW -> 10 mW
> > > 
> > > Hey this is great! A beverage on me when we get a chance :)
> > > 
> > > For merging, looks like I should take the series after folks are happy
> > > with it. Santosh, care to review and ack if it looks OK?
> > 
> > Looks like this series of changes is still pending. Care
> > to ack?
> > 
> Was scanning this series today. It looks good to me Tony.
> 
> Acked-by: Santosh Shilimkar <ssantosh@...nel.org>

Thanks applying this series into omap-for-v5.7/pm33xx.

Regards,

Tony