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Message-ID: <172902480730.1923750.8393362089469271008.robh@kernel.org>
Date: Tue, 15 Oct 2024 15:40:07 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc: Alim Akhtar <alim.akhtar@...sung.com>, devicetree@...r.kernel.org,
	stable@...r.kernel.org, Linus Walleij <linus.walleij@...aro.org>,
	linux-samsung-soc@...r.kernel.org,
	Ivaylo Ivanov <ivo.ivanov.ivanov1@...il.com>,
	Jaewon Kim <jaewon02.kim@...sung.com>,
	linux-arm-kernel@...ts.infradead.org,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Tomasz Figa <tomasz.figa@...il.com>, linux-kernel@...r.kernel.org,
	Igor Belwon <igor.belwon@...tallysanemainliners.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-gpio@...r.kernel.org
Subject: Re: [PATCH 1/2] dt-bindings: pinctrl: samsung: Fix interrupt
 constraint for variants with fallbacks


On Tue, 15 Oct 2024 08:58:47 +0200, Krzysztof Kozlowski wrote:
> Commit 904140fa4553 ("dt-bindings: pinctrl: samsung: use Exynos7
> fallbacks for newer wake-up controllers") added
> samsung,exynos7-wakeup-eint fallback to some compatibles, so the
> intention in the if:then: conditions was to handle the cases:
> 
> 1. Single Exynos7 compatible or Exynos5433+Exynos7 or
>    Exynos7885+Exynos7: only one interrupt
> 
> 2. Exynos850+Exynos7: no interrupts
> 
> This was not implemented properly however and if:then: block matches
> only single Exynos5433 or Exynos7885 compatibles, which do not exist in
> DTS anymore, so basically is a no-op and no enforcement on number of
> interrupts is made by the binding.
> 
> Fix the if:then: condition so interrupts in the Exynos5433 and
> Exynos7885 wake-up pin controller will be properly constrained.
> 
> Fixes: 904140fa4553 ("dt-bindings: pinctrl: samsung: use Exynos7 fallbacks for newer wake-up controllers")
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> 
> ---
> 
> Cc: Igor Belwon <igor.belwon@...tallysanemainliners.org>
> ---
>  .../samsung,pinctrl-wakeup-interrupt.yaml     | 19 +++++++++++--------
>  1 file changed, 11 insertions(+), 8 deletions(-)
> 

Acked-by: Rob Herring (Arm) <robh@...nel.org>


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