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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Krzysztof Kozlowski <krzk@kernel.org>,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.10 032/663] ARM: dts: exynos: correct PMIC interrupt trigger level on Odroid XU3 family
Date:   Mon,  1 Mar 2021 17:04:40 +0100
Message-Id: <20210301161143.385253404@linuxfoundation.org>
In-Reply-To: <20210301161141.760350206@linuxfoundation.org>
References: <20210301161141.760350206@linuxfoundation.org>
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From: Krzysztof Kozlowski <krzk@kernel.org>

[ Upstream commit 3e7d9a583a24f7582c6bc29a0d4d624feedbc2f9 ]

The Samsung PMIC datasheets describe the interrupt line as active low
with a requirement of acknowledge from the CPU.  The falling edge
interrupt will mostly work but it's not correct.

Fixes: aac4e0615341 ("ARM: dts: odroidxu3: Enable wake alarm of S2MPS11 RTC")
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20201210212903.216728-6-krzk@kernel.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/arm/boot/dts/exynos5422-odroid-core.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
index b1cf9414ce17f..d51c1d8620a09 100644
--- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
+++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi
@@ -509,7 +509,7 @@
 		samsung,s2mps11-acokb-ground;
 
 		interrupt-parent = <&gpx0>;
-		interrupts = <4 IRQ_TYPE_EDGE_FALLING>;
+		interrupts = <4 IRQ_TYPE_LEVEL_LOW>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&s2mps11_irq>;
 
-- 
2.27.0