Re: [PATCH V7 0/8] Add CPUidle support for Tegra210

From: Thierry Reding <thierry.reding@gmail.com>
To: Joseph Lo <josephl@nvidia.com>
Cc: linux-tegra@vger.kernel.org, Thomas Gleixner <tglx@linutronix.de>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	linux-arm-kernel@lists.infradead.org,
	Jonathan Hunter <jonathanh@nvidia.com>
Subject: Re: [PATCH V7 0/8] Add CPUidle support for Tegra210
Date: Thu, 28 Mar 2019 17:05:35 +0100	[thread overview]
Message-ID: <20190328160535.GC5518@ulmo> (raw)
In-Reply-To: <20190221072150.4395-1-josephl@nvidia.com>


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On Thu, Feb 21, 2019 at 03:21:42PM +0800, Joseph Lo wrote:
> This patch series adds CPUidle support for Tegra210, which supports
> cpu-sleep state for CPU cores. And due to arch timer cannot work
> across CPU core power-down and power on reset signal event. We introduce
> Tegra210 timer driver to work as clock event device. So it can be the
> wake-up source of CPU cores when they idled in the power-down state.
> 
> Fix in V7:
>  * kconfig fix for 'depends on ARM || ARM64'
>  * move suspend/resume to clkevt
>  * refine the usage of the macro of TIMER_OF_DECLARE
>  * update the 'entry/exit-latency-us' properties in the idle-states node
>  * add one patch for Shield platform support
> 
> Fix in V6:
>  * refine the timer defines in the timer driver (PATCH 2)
>  * add ack tags from Jon Hunter.
> 
> Fixed in V5:
>  * Just resend this whole series again with timer and Tegra maintainers
>    included
> 
> Fixed in V4:
>  * merge timer-tegra210.c into timer-tegra20.c
>  * add a new patch to select TEGRA_TIMER by default for Tegra210
> 
> Fixed in V3:
>  * use timer-of API for Tegra210 timer driver
> 
> Fixed in V2:
>  * list all the timer IRQs in the binding doc and dts file
>  * add error clean-up code in timer driver
>  * add entry-latency-us and exit-latency-us properties for idle-states
>    DT node
> 
> Joseph Lo (7):
>   dt-bindings: timer: add Tegra210 timer
>   clocksource: tegra: add Tegra210 timer support
>   soc/tegra: default select TEGRA_TIMER for Tegra210
>   arm64: tegra: fix timer node for Tegra210
>   arm64: tegra: add CPU idle states properties for Tegra210
>   arm64: tegra: Enable CPU idle support for Jetson TX1
>   arm64: tegra: Enable CPU idle support for Smaug
>   arm64: tegra: Enable CPU idle support for Shield
> 
>  .../bindings/timer/nvidia,tegra210-timer.txt  |  36 ++
>  .../arm64/boot/dts/nvidia/tegra210-p2180.dtsi |   6 +
>  .../arm64/boot/dts/nvidia/tegra210-p2894.dtsi |   6 +
>  arch/arm64/boot/dts/nvidia/tegra210-smaug.dts |   7 +
>  arch/arm64/boot/dts/nvidia/tegra210.dtsi      |  33 +-
>  drivers/clocksource/Kconfig                   |   3 +-
>  drivers/clocksource/timer-tegra20.c           | 370 ++++++++++++------
>  drivers/soc/tegra/Kconfig                     |   1 +
>  include/linux/cpuhotplug.h                    |   1 +
>  9 files changed, 348 insertions(+), 115 deletions(-)
>  create mode 100644 Documentation/devicetree/bindings/timer/nvidia,tegra210-timer.txt

Patches 4-8 applied to for-5.2/arm64/dt, thanks.

Thierry

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