linux-kernel - Re: [PATCH v2 0/5] arm64: sunxi: Enable the sun4i timer

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Message-ID: <7bb14a82-5dc9-cefe-4b58-1d2c83974965@linaro.org>
Date:   Mon, 22 Mar 2021 15:18:44 +0100
From:   Daniel Lezcano <daniel.lezcano@...aro.org>
To:     Samuel Holland <samuel@...lland.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-sunxi@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/5] arm64: sunxi: Enable the sun4i timer

On 22/03/2021 05:47, Samuel Holland wrote:
> In preparation for adding CPU idle states, hook up the sun4i timer.
> Having a non-c3stop clockevent source available is necessary for all
> CPUs to simultaneously enter a local-timer-stop idle state.

Why simultaneously ?

> Changes from v1:
>   - Removed H616 changes (depends on an unmerged patch set)
>   - Reworded the patch 4-5 commit messages for clarity
>   - Added Acked-by tags
> 
> Samuel Holland (5):
>   dt-bindings: timer: Simplify conditional expressions
>   dt-bindings: timer: Add compatibles for sun50i timers
>   arm64: dts: allwinner: a64: Sort watchdog node
>   arm64: dts: allwinner: Add sun4i MMIO timer nodes
>   arm64: sunxi: Build the sun4i timer driver
> 
>  .../timer/allwinner,sun4i-a10-timer.yaml      | 42 +++++++++----------
>  arch/arm64/Kconfig.platforms                  |  1 +
>  arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 25 +++++++----
>  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi  |  9 ++++
>  4 files changed, 46 insertions(+), 31 deletions(-)
> 


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