[PATCH 5.12 146/677] ARM: dts: exynos: correct fuel gauge interrupt trigger level on P4 Note family
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2021-05-12 18:22:37
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 (local)
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>;
--
2.30.2