Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH 02/18] ARM: dts: exynos: correct fuel gauge interrupt trigger level on P4 Note family | Date | Thu, 10 Dec 2020 22:25:18 +0100 |
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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> --- 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 @@ fuel-gauge@36 { 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>; -- 2.25.1
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