From: Krzysztof Kozlowski krzk@kernel.org
[ Upstream commit c731a16e2cf424a462c7d42c33d6acd613576508 ]
The Maxim fuel gauge 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: f48b5050c301 ("ARM: dts: exynos: add Samsung's Exynos4412-based P4 Note boards") Signed-off-by: Krzysztof Kozlowski krzk@kernel.org Link: https://lore.kernel.org/r/20201210212534.216197-2-krzk@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm/boot/dts/exynos4412-p4note.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/exynos4412-p4note.dtsi b/arch/arm/boot/dts/exynos4412-p4note.dtsi index b2f9d5448a18..5fe371543cbb 100644 --- a/arch/arm/boot/dts/exynos4412-p4note.dtsi +++ b/arch/arm/boot/dts/exynos4412-p4note.dtsi @@ -146,7 +146,7 @@ pinctrl-0 = <&fuel_alert_irq>; pinctrl-names = "default"; interrupt-parent = <&gpx2>; - interrupts = <3 IRQ_TYPE_EDGE_FALLING>; + interrupts = <3 IRQ_TYPE_LEVEL_LOW>; maxim,rsns-microohm = <10000>; maxim,over-heat-temp = <600>; maxim,over-volt = <4300>;