linux-kernel - Re: [PATCH v3 07/24] ARM: dts: samsung: exynos5420: Enable cros-ec-spi as wake source

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Message-ID: <103c1d8c-314a-457e-884d-6ad67fe65e62@linaro.org>
Date: Wed, 27 Dec 2023 12:54:43 +0100
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Mark Hasemeyer <markhas@...omium.org>, LKML <linux-kernel@...r.kernel.org>
Cc: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Rob Herring <robh@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>,
 Sudeep Holla <sudeep.holla@....com>,
 Andy Shevchenko <andriy.shevchenko@...el.com>,
 Raul Rangel <rrangel@...omium.org>, Tzung-Bi Shih <tzungbi@...nel.org>,
 Alim Akhtar <alim.akhtar@...sung.com>, Conor Dooley <conor+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH v3 07/24] ARM: dts: samsung: exynos5420: Enable
 cros-ec-spi as wake source

On 26/12/2023 20:21, Mark Hasemeyer wrote:
> The cros_ec driver currently assumes that cros-ec-spi compatible device
> nodes are a wakeup-source even though the wakeup-source property is not
> defined.
> 
> Some Chromebooks use a separate wake pin, while others overload the
> interrupt for wake and IO. With the current assumption, spurious wakes
> can occur on systems that use a separate wake pin. It is planned to
> update the driver to no longer assume that the EC interrupt pin should
> be enabled for wake.
> 
> Add the wakeup-source property to all cros-ec-spi compatible device
> nodes to signify to the driver that they should still be a valid wakeup
> source.
> 
> -Commit-changes: 3

This looks like changelog, although a bit confusing. If it is changelog,
then please keep it under ---.

I can fix it while applying, but this will be after the merge window.

Best regards,
Krzysztof