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 d0df560eb0db1..6d690b1db0994 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>;