From: Tony Lindgren <tony@atomide.com>
To: Dave Gerlach <d-gerlach@ti.com>
Cc: devicetree@vger.kernel.org, linux-omap@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
Santosh Shilimkar <ssantosh@kernel.org>
Subject: Re: [PATCH 0/5] ARM: OMAP2+: Introduce cpuidle for am335x/am437x
Date: Fri, 13 Dec 2019 07:03:44 -0800 [thread overview]
Message-ID: <20191213150344.GJ35479@atomide.com> (raw)
In-Reply-To: <20191213030755.16096-1-d-gerlach@ti.com>
* Dave Gerlach <d-gerlach@ti.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?
Regards,
Tony
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next prev parent reply other threads:[~2019-12-13 22:31 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-13 3:07 [PATCH 0/5] ARM: OMAP2+: Introduce cpuidle for am335x/am437x Dave Gerlach
2019-12-13 3:07 ` [PATCH 1/5] dt-bindings: arm: cpu: Add TI AM335x and AM437x enable method Dave Gerlach
2019-12-19 23:17 ` Rob Herring
2019-12-13 3:07 ` [PATCH 2/5] ARM: OMAP2+: pm33xx-core: Add cpuidle_ops for am335x/am437x Dave Gerlach
2019-12-13 3:07 ` [PATCH 3/5] ARM: OMAP2+: pm33xx-core: Extend platform_data ops for cpuidle Dave Gerlach
2019-12-13 3:07 ` [PATCH 4/5] soc: ti: pm33xx: Add base cpuidle support Dave Gerlach
2019-12-13 3:07 ` [PATCH 5/5] ARM: omap2plus_defconfig: Add CONFIG_ARM_CPUIDLE Dave Gerlach
2019-12-13 15:03 ` Tony Lindgren [this message]
2020-02-26 18:43 ` [PATCH 0/5] ARM: OMAP2+: Introduce cpuidle for am335x/am437x Tony Lindgren
2020-02-26 19:55 ` santosh.shilimkar
2020-02-27 17:34 ` Tony Lindgren
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